3104 lines
121 KiB
Python
3104 lines
121 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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This file is part of the web2py Web Framework
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Copyrighted by Massimo Di Pierro <mdipierro@cs.depaul.edu>
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License: LGPLv3 (http://www.gnu.org/licenses/lgpl.html)
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Holds:
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- SQLFORM: provide a form for a table (with/without record)
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- SQLTABLE: provides a table for a set of records
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- form_factory: provides a SQLFORM for an non-db backed table
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"""
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try:
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from urlparse import parse_qs as psq
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except ImportError:
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from cgi import parse_qs as psq
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import os
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from http import HTTP
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from html import XmlComponent
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from html import XML, SPAN, TAG, A, DIV, CAT, UL, LI, TEXTAREA, BR, IMG, SCRIPT
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from html import FORM, INPUT, LABEL, OPTION, SELECT
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from html import TABLE, THEAD, TBODY, TR, TD, TH, STYLE
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from html import URL, truncate_string, FIELDSET
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from dal import DAL, Field, Table, Row, CALLABLETYPES, smart_query, \
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bar_encode, Reference, REGEX_TABLE_DOT_FIELD
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from storage import Storage
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from utils import md5_hash
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from validators import IS_EMPTY_OR, IS_NOT_EMPTY, IS_LIST_OF, IS_DATE, \
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IS_DATETIME, IS_INT_IN_RANGE, IS_FLOAT_IN_RANGE, IS_STRONG
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import serializers
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import datetime
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import urllib
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import re
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import cStringIO
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from gluon import current, redirect
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import inspect
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import settings
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is_gae = settings.global_settings.web2py_runtime_gae
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table_field = re.compile('[\w_]+\.[\w_]+')
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widget_class = re.compile('^\w*')
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def trap_class(_class=None, trap=True):
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return (trap and 'w2p_trap' or '') + (_class and ' ' + _class or '')
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def represent(field, value, record):
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f = field.represent
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if not callable(f):
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return str(value)
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n = f.func_code.co_argcount - len(f.func_defaults or [])
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if getattr(f, 'im_self', None):
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n -= 1
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if n == 1:
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return f(value)
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elif n == 2:
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return f(value, record)
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else:
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raise RuntimeError("field representation must take 1 or 2 args")
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def safe_int(x):
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try:
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return int(x)
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except ValueError:
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return 0
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def safe_float(x):
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try:
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return float(x)
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except ValueError:
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return 0
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class FormWidget(object):
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"""
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helper for SQLFORM to generate form input fields
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(widget), related to the fieldtype
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"""
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_class = 'generic-widget'
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@classmethod
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def _attributes(cls, field,
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widget_attributes, **attributes):
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"""
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helper to build a common set of attributes
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:param field: the field involved,
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some attributes are derived from this
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:param widget_attributes: widget related attributes
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:param attributes: any other supplied attributes
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"""
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attr = dict(
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_id='%s_%s' % (field._tablename, field.name),
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_class=cls._class or
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widget_class.match(str(field.type)).group(),
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_name=field.name,
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requires=field.requires,
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)
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attr.update(widget_attributes)
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attr.update(attributes)
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return attr
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates the widget for the field.
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When serialized, will provide an INPUT tag:
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- id = tablename_fieldname
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- class = field.type
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- name = fieldname
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:param field: the field needing the widget
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:param value: value
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:param attributes: any other attributes to be applied
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"""
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raise NotImplementedError
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class StringWidget(FormWidget):
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_class = 'string'
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates an INPUT text tag.
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see also: :meth:`FormWidget.widget`
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"""
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default = dict(
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_type='text',
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value=(not value is None and str(value)) or '',
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)
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attr = cls._attributes(field, default, **attributes)
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return INPUT(**attr)
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class IntegerWidget(StringWidget):
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_class = 'integer'
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class DoubleWidget(StringWidget):
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_class = 'double'
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class DecimalWidget(StringWidget):
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_class = 'decimal'
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class TimeWidget(StringWidget):
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_class = 'time'
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class DateWidget(StringWidget):
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_class = 'date'
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class DatetimeWidget(StringWidget):
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_class = 'datetime'
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class TextWidget(FormWidget):
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_class = 'text'
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a TEXTAREA tag.
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see also: :meth:`FormWidget.widget`
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"""
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default = dict(value=value)
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attr = cls._attributes(field, default, **attributes)
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return TEXTAREA(**attr)
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class JSONWidget(FormWidget):
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_class = 'json'
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a TEXTAREA for JSON notation.
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see also: :meth:`FormWidget.widget`
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"""
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if not isinstance(value, basestring):
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if value is not None:
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value = serializers.json(value)
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default = dict(value=value)
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attr = cls._attributes(field, default, **attributes)
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return TEXTAREA(**attr)
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class BooleanWidget(FormWidget):
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_class = 'boolean'
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates an INPUT checkbox tag.
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see also: :meth:`FormWidget.widget`
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"""
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default = dict(_type='checkbox', value=value)
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attr = cls._attributes(field, default,
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**attributes)
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return INPUT(**attr)
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class OptionsWidget(FormWidget):
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@staticmethod
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def has_options(field):
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"""
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checks if the field has selectable options
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:param field: the field needing checking
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:returns: True if the field has options
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"""
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return hasattr(field.requires, 'options')
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a SELECT tag, including OPTIONs (only 1 option allowed)
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see also: :meth:`FormWidget.widget`
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"""
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default = dict(value=value)
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attr = cls._attributes(field, default,
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**attributes)
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requires = field.requires
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if not isinstance(requires, (list, tuple)):
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requires = [requires]
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if requires:
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if hasattr(requires[0], 'options'):
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options = requires[0].options()
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else:
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raise SyntaxError(
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'widget cannot determine options of %s' % field)
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opts = [OPTION(v, _value=k) for (k, v) in options]
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return SELECT(*opts, **attr)
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class ListWidget(StringWidget):
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@classmethod
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def widget(cls, field, value, **attributes):
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_id = '%s_%s' % (field._tablename, field.name)
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_name = field.name
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if field.type == 'list:integer':
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_class = 'integer'
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else:
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_class = 'string'
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requires = field.requires if isinstance(
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field.requires, (IS_NOT_EMPTY, IS_LIST_OF)) else None
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attributes['_style'] = 'list-style:none'
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nvalue = value or ['']
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items = [LI(INPUT(_id=_id, _class=_class, _name=_name,
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value=v, hideerror=k < len(nvalue) - 1,
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requires=requires),
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**attributes) for (k, v) in enumerate(nvalue)]
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script = SCRIPT("""
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// from http://refactormycode.com/codes/694-expanding-input-list-using-jquery
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(function(){
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jQuery.fn.grow_input = function() {
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return this.each(function() {
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var ul = this;
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jQuery(ul).find(":text").after('<a href="javascript:void(0)">+</a> <a href="javascript:void(0)">-</a>').keypress(function (e) { return (e.which == 13) ? pe(ul, e) : true; }).next().click(function(e){ pe(ul, e) }).next().click(function(e){ rl(ul, e)});
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});
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};
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function pe(ul, e) {
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var new_line = ml(ul);
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rel(ul);
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if (jQuery(e.target).parent().is(':visible')) {
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//make sure we didn't delete the element before we insert after
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new_line.insertAfter(jQuery(e.target).parent());
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} else {
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//the line we clicked on was deleted, just add to end of list
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new_line.appendTo(ul);
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}
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new_line.find(":text").focus();
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return false;
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}
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function rl(ul, e) {
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if (jQuery(ul).children().length > 1) {
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//only remove if we have more than 1 item so the list is never empty
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jQuery(e.target).parent().remove();
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}
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}
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function ml(ul) {
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var line = jQuery(ul).find("li:first").clone(true);
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line.find(':text').val('');
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return line;
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}
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function rel(ul) {
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jQuery(ul).find("li").each(function() {
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var trimmed = jQuery.trim(jQuery(this.firstChild).val());
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if (trimmed=='') jQuery(this).remove(); else jQuery(this.firstChild).val(trimmed);
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});
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}
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})();
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jQuery(document).ready(function(){jQuery('#%s_grow_input').grow_input();});
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""" % _id)
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attributes['_id'] = _id + '_grow_input'
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attributes['_style'] = 'list-style:none'
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return TAG[''](UL(*items, **attributes), script)
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class MultipleOptionsWidget(OptionsWidget):
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@classmethod
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def widget(cls, field, value, size=5, **attributes):
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"""
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generates a SELECT tag, including OPTIONs (multiple options allowed)
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see also: :meth:`FormWidget.widget`
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:param size: optional param (default=5) to indicate how many rows must
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be shown
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"""
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attributes.update(_size=size, _multiple=True)
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return OptionsWidget.widget(field, value, **attributes)
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class RadioWidget(OptionsWidget):
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a TABLE tag, including INPUT radios (only 1 option allowed)
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see also: :meth:`FormWidget.widget`
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"""
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if isinstance(value, (list,tuple)):
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value = str(value[0])
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else:
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value = str(value)
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attr = cls._attributes(field, {}, **attributes)
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attr['_class'] = attr.get('_class', 'web2py_radiowidget')
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requires = field.requires
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if not isinstance(requires, (list, tuple)):
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requires = [requires]
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if requires:
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if hasattr(requires[0], 'options'):
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options = requires[0].options()
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else:
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raise SyntaxError('widget cannot determine options of %s'
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% field)
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options = [(k, v) for k, v in options if str(v)]
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opts = []
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cols = attributes.get('cols', 1)
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totals = len(options)
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mods = totals % cols
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rows = totals / cols
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if mods:
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rows += 1
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#widget style
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wrappers = dict(
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table=(TABLE, TR, TD),
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ul=(DIV, UL, LI),
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divs=(CAT, DIV, DIV)
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)
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parent, child, inner = wrappers[attributes.get('style', 'table')]
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for r_index in range(rows):
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tds = []
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for k, v in options[r_index * cols:(r_index + 1) * cols]:
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checked = {'_checked': 'checked'} if k == value else {}
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tds.append(inner(INPUT(_type='radio',
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_id='%s%s' % (field.name, k),
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_name=field.name,
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requires=attr.get('requires', None),
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hideerror=True, _value=k,
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value=value,
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**checked),
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LABEL(v, _for='%s%s' % (field.name, k))))
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opts.append(child(tds))
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if opts:
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opts[-1][0][0]['hideerror'] = False
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return parent(*opts, **attr)
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class CheckboxesWidget(OptionsWidget):
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a TABLE tag, including INPUT checkboxes (multiple allowed)
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see also: :meth:`FormWidget.widget`
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"""
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# was values = re.compile('[\w\-:]+').findall(str(value))
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if isinstance(value, (list, tuple)):
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values = [str(v) for v in value]
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else:
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values = [str(value)]
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attr = cls._attributes(field, {}, **attributes)
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attr['_class'] = attr.get('_class', 'web2py_checkboxeswidget')
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requires = field.requires
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if not isinstance(requires, (list, tuple)):
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requires = [requires]
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if requires and hasattr(requires[0], 'options'):
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options = requires[0].options()
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else:
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raise SyntaxError('widget cannot determine options of %s'
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% field)
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options = [(k, v) for k, v in options if k != '']
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opts = []
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cols = attributes.get('cols', 1)
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totals = len(options)
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mods = totals % cols
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rows = totals / cols
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if mods:
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rows += 1
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#widget style
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wrappers = dict(
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table=(TABLE, TR, TD),
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ul=(DIV, UL, LI),
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divs=(CAT, DIV, DIV)
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)
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parent, child, inner = wrappers[attributes.get('style', 'table')]
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for r_index in range(rows):
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tds = []
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for k, v in options[r_index * cols:(r_index + 1) * cols]:
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if k in values:
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r_value = k
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else:
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r_value = []
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tds.append(inner(INPUT(_type='checkbox',
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_id='%s%s' % (field.name, k),
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_name=field.name,
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requires=attr.get('requires', None),
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hideerror=True, _value=k,
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value=r_value),
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LABEL(v, _for='%s%s' % (field.name, k))))
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opts.append(child(tds))
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if opts:
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opts.append(
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INPUT(requires=attr.get('requires', None),
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_style="display:none;",
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_disabled="disabled",
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_name=field.name,
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hideerror=False))
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return parent(*opts, **attr)
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class PasswordWidget(FormWidget):
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_class = 'password'
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DEFAULT_PASSWORD_DISPLAY = 8 * ('*')
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@classmethod
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def widget(cls, field, value, **attributes):
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"""
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generates a INPUT password tag.
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If a value is present it will be shown as a number of '*', not related
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to the length of the actual value.
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see also: :meth:`FormWidget.widget`
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"""
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# detect if attached a IS_STRONG with entropy
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default = dict(
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_type='password',
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_value=(value and cls.DEFAULT_PASSWORD_DISPLAY) or '',
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)
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attr = cls._attributes(field, default, **attributes)
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output = CAT(INPUT(**attr))
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# deal with entropy check!
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requires = field.requires
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if not isinstance(requires, (list, tuple)):
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requires = [requires]
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is_strong = [r for r in requires if isinstance(r, IS_STRONG)]
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if is_strong:
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output.append(SCRIPT("web2py_validate_entropy(jQuery('#%s'),%s);" % (
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attr['_id'], is_strong[0].entropy
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if is_strong[0].entropy else "null")))
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# end entropy check
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return output
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class UploadWidget(FormWidget):
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_class = 'upload'
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DEFAULT_WIDTH = '150px'
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ID_DELETE_SUFFIX = '__delete'
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GENERIC_DESCRIPTION = 'file'
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DELETE_FILE = 'delete'
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@classmethod
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def widget(cls, field, value, download_url=None, **attributes):
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"""
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generates a INPUT file tag.
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Optionally provides an A link to the file, including a checkbox so
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the file can be deleted.
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All is wrapped in a DIV.
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see also: :meth:`FormWidget.widget`
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:param download_url: Optional URL to link to the file (default = None)
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"""
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default = dict(_type='file',)
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attr = cls._attributes(field, default, **attributes)
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inp = INPUT(**attr)
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if download_url and value:
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if callable(download_url):
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url = download_url(value)
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else:
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url = download_url + '/' + value
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(br, image) = ('', '')
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if UploadWidget.is_image(value):
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br = BR()
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image = IMG(_src=url, _width=cls.DEFAULT_WIDTH)
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requires = attr["requires"]
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if requires == [] or isinstance(requires, IS_EMPTY_OR):
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inp = DIV(inp,
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SPAN('[',
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A(current.T(
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UploadWidget.GENERIC_DESCRIPTION), _href=url),
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'|',
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INPUT(_type='checkbox',
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_name=field.name + cls.ID_DELETE_SUFFIX,
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_id=field.name + cls.ID_DELETE_SUFFIX),
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LABEL(current.T(cls.DELETE_FILE),
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_for=field.name + cls.ID_DELETE_SUFFIX,
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_style='display:inline'),
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|
']', _style='white-space:nowrap'),
|
|
br, image)
|
|
else:
|
|
inp = DIV(inp,
|
|
SPAN('[',
|
|
A(cls.GENERIC_DESCRIPTION, _href=url),
|
|
']', _style='white-space:nowrap'),
|
|
br, image)
|
|
return inp
|
|
|
|
@classmethod
|
|
def represent(cls, field, value, download_url=None):
|
|
"""
|
|
how to represent the file:
|
|
|
|
- with download url and if it is an image: <A href=...><IMG ...></A>
|
|
- otherwise with download url: <A href=...>file</A>
|
|
- otherwise: file
|
|
|
|
:param field: the field
|
|
:param value: the field value
|
|
:param download_url: url for the file download (default = None)
|
|
"""
|
|
|
|
inp = cls.GENERIC_DESCRIPTION
|
|
|
|
if download_url and value:
|
|
if callable(download_url):
|
|
url = download_url(value)
|
|
else:
|
|
url = download_url + '/' + value
|
|
if cls.is_image(value):
|
|
inp = IMG(_src=url, _width=cls.DEFAULT_WIDTH)
|
|
inp = A(inp, _href=url)
|
|
|
|
return inp
|
|
|
|
@staticmethod
|
|
def is_image(value):
|
|
"""
|
|
Tries to check if the filename provided references to an image
|
|
|
|
Checking is based on filename extension. Currently recognized:
|
|
gif, png, jp(e)g, bmp
|
|
|
|
:param value: filename
|
|
"""
|
|
|
|
extension = value.split('.')[-1].lower()
|
|
if extension in ['gif', 'png', 'jpg', 'jpeg', 'bmp']:
|
|
return True
|
|
return False
|
|
|
|
|
|
class AutocompleteWidget(object):
|
|
_class = 'string'
|
|
|
|
def __init__(self, request, field, id_field=None, db=None,
|
|
orderby=None, limitby=(0, 10), distinct=False,
|
|
keyword='_autocomplete_%(tablename)s_%(fieldname)s',
|
|
min_length=2, help_fields=None, help_string=None):
|
|
|
|
self.help_fields = help_fields or []
|
|
self.help_string = help_string
|
|
if self.help_fields and not self.help_string:
|
|
self.help_string = ' '.join('%%(%s)s' for f in self.help_fields)
|
|
|
|
self.request = request
|
|
self.keyword = keyword % dict(tablename=field.tablename,
|
|
fieldname=field.name)
|
|
self.db = db or field._db
|
|
self.orderby = orderby
|
|
self.limitby = limitby
|
|
self.distinct = distinct
|
|
self.min_length = min_length
|
|
self.fields = [field]
|
|
if id_field:
|
|
self.is_reference = True
|
|
self.fields.append(id_field)
|
|
else:
|
|
self.is_reference = False
|
|
if hasattr(request, 'application'):
|
|
self.url = URL(args=request.args)
|
|
self.callback()
|
|
else:
|
|
self.url = request
|
|
|
|
def callback(self):
|
|
if self.keyword in self.request.vars:
|
|
field = self.fields[0]
|
|
if is_gae:
|
|
rows = self.db(field.__ge__(self.request.vars[self.keyword]) & field.__lt__(self.request.vars[self.keyword] + u'\ufffd')).select(orderby=self.orderby, limitby=self.limitby, *self.fields)
|
|
else:
|
|
rows = self.db(field.like(self.request.vars[self.keyword] + '%')).select(orderby=self.orderby, limitby=self.limitby, distinct=self.distinct, *self.fields)
|
|
if rows:
|
|
if self.is_reference:
|
|
id_field = self.fields[1]
|
|
if self.help_fields:
|
|
options = [OPTION(
|
|
self.help_string % dict([(h.name, s[h.name]) for h in self.fields[:1] + self.help_fields]),
|
|
_value=s[id_field.name], _selected=(k == 0)) for k, s in enumerate(rows)]
|
|
else:
|
|
options = [OPTION(
|
|
s[field.name], _value=s[id_field.name],
|
|
_selected=(k == 0)) for k, s in enumerate(rows)]
|
|
raise HTTP(
|
|
200, SELECT(_id=self.keyword, _class='autocomplete',
|
|
_size=len(rows), _multiple=(len(rows) == 1),
|
|
*options).xml())
|
|
else:
|
|
raise HTTP(
|
|
200, SELECT(_id=self.keyword, _class='autocomplete',
|
|
_size=len(rows), _multiple=(len(rows) == 1),
|
|
*[OPTION(s[field.name],
|
|
_selected=(k == 0))
|
|
for k, s in enumerate(rows)]).xml())
|
|
else:
|
|
raise HTTP(200, '')
|
|
|
|
def __call__(self, field, value, **attributes):
|
|
default = dict(
|
|
_type='text',
|
|
value=(not value is None and str(value)) or '',
|
|
)
|
|
attr = StringWidget._attributes(field, default, **attributes)
|
|
div_id = self.keyword + '_div'
|
|
attr['_autocomplete'] = 'off'
|
|
if self.is_reference:
|
|
key2 = self.keyword + '_aux'
|
|
key3 = self.keyword + '_auto'
|
|
attr['_class'] = 'string'
|
|
name = attr['_name']
|
|
if 'requires' in attr:
|
|
del attr['requires']
|
|
attr['_name'] = key2
|
|
value = attr['value']
|
|
record = self.db(
|
|
self.fields[1] == value).select(self.fields[0]).first()
|
|
attr['value'] = record and record[self.fields[0].name]
|
|
attr['_onblur'] = "jQuery('#%(div_id)s').delay(1000).fadeOut('slow');" % \
|
|
dict(div_id=div_id, u='F' + self.keyword)
|
|
attr['_onkeyup'] = "jQuery('#%(key3)s').val('');var e=event.which?event.which:event.keyCode; function %(u)s(){jQuery('#%(id)s').val(jQuery('#%(key)s :selected').text());jQuery('#%(key3)s').val(jQuery('#%(key)s').val())}; if(e==39) %(u)s(); else if(e==40) {if(jQuery('#%(key)s option:selected').next().length)jQuery('#%(key)s option:selected').attr('selected',null).next().attr('selected','selected'); %(u)s();} else if(e==38) {if(jQuery('#%(key)s option:selected').prev().length)jQuery('#%(key)s option:selected').attr('selected',null).prev().attr('selected','selected'); %(u)s();} else if(jQuery('#%(id)s').val().length>=%(min_length)s) jQuery.get('%(url)s?%(key)s='+encodeURIComponent(jQuery('#%(id)s').val()),function(data){if(data=='')jQuery('#%(key3)s').val('');else{jQuery('#%(id)s').next('.error').hide();jQuery('#%(div_id)s').html(data).show().focus();jQuery('#%(div_id)s select').css('width',jQuery('#%(id)s').css('width'));jQuery('#%(key3)s').val(jQuery('#%(key)s').val());jQuery('#%(key)s').change(%(u)s);jQuery('#%(key)s').click(%(u)s);};}); else jQuery('#%(div_id)s').fadeOut('slow');" % \
|
|
dict(url=self.url, min_length=self.min_length,
|
|
key=self.keyword, id=attr['_id'], key2=key2, key3=key3,
|
|
name=name, div_id=div_id, u='F' + self.keyword)
|
|
if self.min_length == 0:
|
|
attr['_onfocus'] = attr['_onkeyup']
|
|
return TAG[''](INPUT(**attr), INPUT(_type='hidden', _id=key3, _value=value,
|
|
_name=name, requires=field.requires),
|
|
DIV(_id=div_id, _style='position:absolute;'))
|
|
else:
|
|
attr['_name'] = field.name
|
|
attr['_onblur'] = "jQuery('#%(div_id)s').delay(1000).fadeOut('slow');" % \
|
|
dict(div_id=div_id, u='F' + self.keyword)
|
|
attr['_onkeyup'] = "var e=event.which?event.which:event.keyCode; function %(u)s(){jQuery('#%(id)s').val(jQuery('#%(key)s').val())}; if(e==39) %(u)s(); else if(e==40) {if(jQuery('#%(key)s option:selected').next().length)jQuery('#%(key)s option:selected').attr('selected',null).next().attr('selected','selected'); %(u)s();} else if(e==38) {if(jQuery('#%(key)s option:selected').prev().length)jQuery('#%(key)s option:selected').attr('selected',null).prev().attr('selected','selected'); %(u)s();} else if(jQuery('#%(id)s').val().length>=%(min_length)s) jQuery.get('%(url)s?%(key)s='+encodeURIComponent(jQuery('#%(id)s').val()),function(data){jQuery('#%(id)s').next('.error').hide();jQuery('#%(div_id)s').html(data).show().focus();jQuery('#%(div_id)s select').css('width',jQuery('#%(id)s').css('width'));jQuery('#%(key)s').change(%(u)s);jQuery('#%(key)s').click(%(u)s);}); else jQuery('#%(div_id)s').fadeOut('slow');" % \
|
|
dict(url=self.url, min_length=self.min_length,
|
|
key=self.keyword, id=attr['_id'], div_id=div_id, u='F' + self.keyword)
|
|
if self.min_length == 0:
|
|
attr['_onfocus'] = attr['_onkeyup']
|
|
return TAG[''](INPUT(**attr), DIV(_id=div_id, _style='position:absolute;'))
|
|
|
|
|
|
def formstyle_table3cols(form, fields):
|
|
''' 3 column table - default '''
|
|
table = TABLE()
|
|
for id, label, controls, help in fields:
|
|
_help = TD(help, _class='w2p_fc')
|
|
_controls = TD(controls, _class='w2p_fw')
|
|
_label = TD(label, _class='w2p_fl')
|
|
table.append(TR(_label, _controls, _help, _id=id))
|
|
return table
|
|
|
|
|
|
def formstyle_table2cols(form, fields):
|
|
''' 2 column table '''
|
|
table = TABLE()
|
|
for id, label, controls, help in fields:
|
|
_help = TD(help, _class='w2p_fc', _width='50%')
|
|
_controls = TD(controls, _class='w2p_fw', _colspan='2')
|
|
_label = TD(label, _class='w2p_fl', _width='50%')
|
|
table.append(TR(_label, _help, _id=id + '1', _class='even'))
|
|
table.append(TR(_controls, _id=id + '2', _class='odd'))
|
|
return table
|
|
|
|
|
|
def formstyle_divs(form, fields):
|
|
''' divs only '''
|
|
table = FIELDSET()
|
|
for id, label, controls, help in fields:
|
|
_help = DIV(help, _class='w2p_fc')
|
|
_controls = DIV(controls, _class='w2p_fw')
|
|
_label = DIV(label, _class='w2p_fl')
|
|
table.append(DIV(_label, _controls, _help, _id=id))
|
|
return table
|
|
|
|
|
|
def formstyle_inline(form, fields):
|
|
''' divs only '''
|
|
if len(fields) != 2:
|
|
raise RuntimeError("Not possible")
|
|
id, label, controls, help = fields[0]
|
|
submit_button = fields[1][2]
|
|
return CAT(DIV(controls, _style='display:inline'),
|
|
submit_button)
|
|
|
|
|
|
def formstyle_ul(form, fields):
|
|
''' unordered list '''
|
|
table = UL()
|
|
for id, label, controls, help in fields:
|
|
_help = DIV(help, _class='w2p_fc')
|
|
_controls = DIV(controls, _class='w2p_fw')
|
|
_label = DIV(label, _class='w2p_fl')
|
|
table.append(LI(_label, _controls, _help, _id=id))
|
|
return table
|
|
|
|
|
|
def formstyle_bootstrap(form, fields):
|
|
''' bootstrap format form layout '''
|
|
form.add_class('form-horizontal')
|
|
parent = FIELDSET()
|
|
for id, label, controls, help in fields:
|
|
# wrappers
|
|
_help = SPAN(help, _class='help-block')
|
|
# embed _help into _controls
|
|
_controls = DIV(controls, _help, _class='controls')
|
|
# submit unflag by default
|
|
_submit = False
|
|
|
|
if isinstance(controls, INPUT):
|
|
controls.add_class('input-xlarge')
|
|
if controls['_type'] == 'submit':
|
|
# flag submit button
|
|
_submit = True
|
|
controls['_class'] = 'btn btn-primary'
|
|
if controls['_type'] == 'file':
|
|
controls['_class'] = 'input-file'
|
|
|
|
# For password fields, which are wrapped in a CAT object.
|
|
if isinstance(controls, CAT) and isinstance(controls[0], INPUT):
|
|
controls[0].add_class('input-xlarge')
|
|
|
|
if isinstance(controls, SELECT):
|
|
controls.add_class('input-xlarge')
|
|
|
|
if isinstance(controls, TEXTAREA):
|
|
controls.add_class('input-xlarge')
|
|
|
|
if isinstance(label, LABEL):
|
|
label['_class'] = 'control-label'
|
|
|
|
if _submit:
|
|
# submit button has unwrapped label and controls, different class
|
|
parent.append(DIV(label, controls, _class='form-actions', _id=id))
|
|
# unflag submit (possible side effect)
|
|
_submit = False
|
|
else:
|
|
# unwrapped label
|
|
parent.append(DIV(label, _controls, _class='control-group', _id=id))
|
|
return parent
|
|
|
|
|
|
class SQLFORM(FORM):
|
|
|
|
"""
|
|
SQLFORM is used to map a table (and a current record) into an HTML form
|
|
|
|
given a SQLTable stored in db.table
|
|
|
|
generates an insert form::
|
|
|
|
SQLFORM(db.table)
|
|
|
|
generates an update form::
|
|
|
|
record=db.table[some_id]
|
|
SQLFORM(db.table, record)
|
|
|
|
generates an update with a delete button::
|
|
|
|
SQLFORM(db.table, record, deletable=True)
|
|
|
|
if record is an int::
|
|
|
|
record=db.table[record]
|
|
|
|
optional arguments:
|
|
|
|
:param fields: a list of fields that should be placed in the form,
|
|
default is all.
|
|
:param labels: a dictionary with labels for each field, keys are the field
|
|
names.
|
|
:param col3: a dictionary with content for an optional third column
|
|
(right of each field). keys are field names.
|
|
:param linkto: the URL of a controller/function to access referencedby
|
|
records
|
|
see controller appadmin.py for examples
|
|
:param upload: the URL of a controller/function to download an uploaded file
|
|
see controller appadmin.py for examples
|
|
|
|
any named optional attribute is passed to the <form> tag
|
|
for example _class, _id, _style, _action, _method, etc.
|
|
|
|
"""
|
|
|
|
# usability improvements proposal by fpp - 4 May 2008 :
|
|
# - correct labels (for points to field id, not field name)
|
|
# - add label for delete checkbox
|
|
# - add translatable label for record ID
|
|
# - add third column to right of fields, populated from the col3 dict
|
|
|
|
widgets = Storage(dict(
|
|
string=StringWidget,
|
|
text=TextWidget,
|
|
json=JSONWidget,
|
|
password=PasswordWidget,
|
|
integer=IntegerWidget,
|
|
double=DoubleWidget,
|
|
decimal=DecimalWidget,
|
|
time=TimeWidget,
|
|
date=DateWidget,
|
|
datetime=DatetimeWidget,
|
|
upload=UploadWidget,
|
|
boolean=BooleanWidget,
|
|
blob=None,
|
|
options=OptionsWidget,
|
|
multiple=MultipleOptionsWidget,
|
|
radio=RadioWidget,
|
|
checkboxes=CheckboxesWidget,
|
|
autocomplete=AutocompleteWidget,
|
|
list=ListWidget,
|
|
))
|
|
|
|
formstyles = Storage(dict(
|
|
table3cols=formstyle_table3cols,
|
|
table2cols=formstyle_table2cols,
|
|
divs=formstyle_divs,
|
|
ul=formstyle_ul,
|
|
bootstrap=formstyle_bootstrap,
|
|
inline=formstyle_inline,
|
|
))
|
|
|
|
FIELDNAME_REQUEST_DELETE = 'delete_this_record'
|
|
FIELDKEY_DELETE_RECORD = 'delete_record'
|
|
ID_LABEL_SUFFIX = '__label'
|
|
ID_ROW_SUFFIX = '__row'
|
|
|
|
def assert_status(self, status, request_vars):
|
|
if not status and self.record and self.errors:
|
|
### if there are errors in update mode
|
|
# and some errors refers to an already uploaded file
|
|
# delete error if
|
|
# - user not trying to upload a new file
|
|
# - there is existing file and user is not trying to delete it
|
|
# this is because removing the file may not pass validation
|
|
for key in self.errors.keys():
|
|
if key in self.table \
|
|
and self.table[key].type == 'upload' \
|
|
and request_vars.get(key, None) in (None, '') \
|
|
and self.record[key] \
|
|
and not key + UploadWidget.ID_DELETE_SUFFIX in request_vars:
|
|
del self.errors[key]
|
|
if not self.errors:
|
|
status = True
|
|
return status
|
|
|
|
def __init__(
|
|
self,
|
|
table,
|
|
record=None,
|
|
deletable=False,
|
|
linkto=None,
|
|
upload=None,
|
|
fields=None,
|
|
labels=None,
|
|
col3={},
|
|
submit_button='Submit',
|
|
delete_label='Check to delete',
|
|
showid=True,
|
|
readonly=False,
|
|
comments=True,
|
|
keepopts=[],
|
|
ignore_rw=False,
|
|
record_id=None,
|
|
formstyle='table3cols',
|
|
buttons=['submit'],
|
|
separator=': ',
|
|
**attributes
|
|
):
|
|
"""
|
|
SQLFORM(db.table,
|
|
record=None,
|
|
fields=['name'],
|
|
labels={'name': 'Your name'},
|
|
linkto=URL(f='table/db/')
|
|
"""
|
|
T = current.T
|
|
|
|
self.ignore_rw = ignore_rw
|
|
self.formstyle = formstyle
|
|
self.readonly = readonly
|
|
# Default dbio setting
|
|
self.detect_record_change = None
|
|
|
|
nbsp = XML(' ') # Firefox2 does not display fields with blanks
|
|
FORM.__init__(self, *[], **attributes)
|
|
ofields = fields
|
|
keyed = hasattr(table, '_primarykey') # for backward compatibility
|
|
|
|
# if no fields are provided, build it from the provided table
|
|
# will only use writable or readable fields, unless forced to ignore
|
|
if fields is None:
|
|
fields = [f.name for f in table if
|
|
(ignore_rw or f.writable or f.readable) and
|
|
(readonly or not f.compute)]
|
|
self.fields = fields
|
|
|
|
# make sure we have an id
|
|
if self.fields[0] != table.fields[0] and \
|
|
isinstance(table, Table) and not keyed:
|
|
self.fields.insert(0, table.fields[0])
|
|
|
|
self.table = table
|
|
|
|
# try to retrieve the indicated record using its id
|
|
# otherwise ignore it
|
|
if record and isinstance(record, (int, long, str, unicode)):
|
|
if not str(record).isdigit():
|
|
raise HTTP(404, "Object not found")
|
|
record = table._db(table._id == record).select().first()
|
|
if not record:
|
|
raise HTTP(404, "Object not found")
|
|
self.record = record
|
|
|
|
self.record_id = record_id
|
|
if keyed:
|
|
self.record_id = dict([(k, record and str(record[k]) or None)
|
|
for k in table._primarykey])
|
|
self.field_parent = {}
|
|
xfields = []
|
|
self.fields = fields
|
|
self.custom = Storage()
|
|
self.custom.dspval = Storage()
|
|
self.custom.inpval = Storage()
|
|
self.custom.label = Storage()
|
|
self.custom.comment = Storage()
|
|
self.custom.widget = Storage()
|
|
self.custom.linkto = Storage()
|
|
|
|
# default id field name
|
|
if not keyed:
|
|
self.id_field_name = table._id.name
|
|
else:
|
|
self.id_field_name = table._primarykey[0] # only works if one key
|
|
|
|
sep = separator or ''
|
|
|
|
for fieldname in self.fields:
|
|
if fieldname.find('.') >= 0:
|
|
continue
|
|
|
|
field = self.table[fieldname]
|
|
comment = None
|
|
|
|
if comments:
|
|
comment = col3.get(fieldname, field.comment)
|
|
if comment is None:
|
|
comment = ''
|
|
self.custom.comment[fieldname] = comment
|
|
|
|
if not labels is None and fieldname in labels:
|
|
label = labels[fieldname]
|
|
else:
|
|
label = field.label
|
|
self.custom.label[fieldname] = label
|
|
|
|
field_id = '%s_%s' % (table._tablename, fieldname)
|
|
|
|
label = LABEL(label, label and sep, _for=field_id,
|
|
_id=field_id + SQLFORM.ID_LABEL_SUFFIX)
|
|
|
|
row_id = field_id + SQLFORM.ID_ROW_SUFFIX
|
|
if field.type == 'id':
|
|
self.custom.dspval.id = nbsp
|
|
self.custom.inpval.id = ''
|
|
widget = ''
|
|
|
|
# store the id field name (for legacy databases)
|
|
self.id_field_name = field.name
|
|
|
|
if record:
|
|
if showid and field.name in record and field.readable:
|
|
v = record[field.name]
|
|
widget = SPAN(v, _id=field_id)
|
|
self.custom.dspval.id = str(v)
|
|
xfields.append((row_id, label, widget, comment))
|
|
self.record_id = str(record[field.name])
|
|
self.custom.widget.id = widget
|
|
continue
|
|
|
|
if readonly and not ignore_rw and not field.readable:
|
|
continue
|
|
|
|
if record:
|
|
default = record[fieldname]
|
|
else:
|
|
default = field.default
|
|
if isinstance(default, CALLABLETYPES):
|
|
default = default()
|
|
|
|
cond = readonly or \
|
|
(not ignore_rw and not field.writable and field.readable)
|
|
|
|
if default is not None and not cond:
|
|
default = field.formatter(default)
|
|
dspval = default
|
|
inpval = default
|
|
|
|
if cond:
|
|
|
|
# ## if field.represent is available else
|
|
# ## ignore blob and preview uploaded images
|
|
# ## format everything else
|
|
|
|
if field.represent:
|
|
inp = represent(field, default, record)
|
|
elif field.type in ['blob']:
|
|
continue
|
|
elif field.type == 'upload':
|
|
inp = UploadWidget.represent(field, default, upload)
|
|
elif field.type == 'boolean':
|
|
inp = self.widgets.boolean.widget(
|
|
field, default, _disabled=True)
|
|
else:
|
|
inp = field.formatter(default)
|
|
elif field.type == 'upload':
|
|
if field.widget:
|
|
inp = field.widget(field, default, upload)
|
|
else:
|
|
inp = self.widgets.upload.widget(field, default, upload)
|
|
elif field.widget:
|
|
inp = field.widget(field, default)
|
|
elif field.type == 'boolean':
|
|
inp = self.widgets.boolean.widget(field, default)
|
|
if default:
|
|
inpval = 'checked'
|
|
else:
|
|
inpval = ''
|
|
elif OptionsWidget.has_options(field):
|
|
if not field.requires.multiple:
|
|
inp = self.widgets.options.widget(field, default)
|
|
else:
|
|
inp = self.widgets.multiple.widget(field, default)
|
|
if fieldname in keepopts:
|
|
inpval = TAG[''](*inp.components)
|
|
elif field.type.startswith('list:'):
|
|
inp = self.widgets.list.widget(field, default)
|
|
elif field.type == 'text':
|
|
inp = self.widgets.text.widget(field, default)
|
|
elif field.type == 'password':
|
|
inp = self.widgets.password.widget(field, default)
|
|
if self.record:
|
|
dspval = PasswordWidget.DEFAULT_PASSWORD_DISPLAY
|
|
else:
|
|
dspval = ''
|
|
elif field.type == 'blob':
|
|
continue
|
|
else:
|
|
field_type = widget_class.match(str(field.type)).group()
|
|
field_type = field_type in self.widgets and field_type or 'string'
|
|
inp = self.widgets[field_type].widget(field, default)
|
|
|
|
xfields.append((row_id, label, inp, comment))
|
|
self.custom.dspval[fieldname] = dspval or nbsp
|
|
self.custom.inpval[
|
|
fieldname] = inpval if not inpval is None else ''
|
|
self.custom.widget[fieldname] = inp
|
|
|
|
# if a record is provided and found, as is linkto
|
|
# build a link
|
|
if record and linkto:
|
|
db = linkto.split('/')[-1]
|
|
for rfld in table._referenced_by:
|
|
if keyed:
|
|
query = urllib.quote('%s.%s==%s' % (
|
|
db, rfld, record[rfld.type[10:].split('.')[1]]))
|
|
else:
|
|
query = urllib.quote(
|
|
'%s.%s==%s' % (db, rfld, record[self.id_field_name]))
|
|
lname = olname = '%s.%s' % (rfld.tablename, rfld.name)
|
|
if ofields and not olname in ofields:
|
|
continue
|
|
if labels and lname in labels:
|
|
lname = labels[lname]
|
|
widget = A(lname,
|
|
_class='reference',
|
|
_href='%s/%s?query=%s' % (linkto, rfld.tablename, query))
|
|
xfields.append(
|
|
(olname.replace('.', '__') + SQLFORM.ID_ROW_SUFFIX,
|
|
'', widget, col3.get(olname, '')))
|
|
self.custom.linkto[olname.replace('.', '__')] = widget
|
|
# </block>
|
|
|
|
# when deletable, add delete? checkbox
|
|
self.custom.delete = self.custom.deletable = ''
|
|
if record and deletable:
|
|
#add secondary css class for cascade delete warning
|
|
css = 'delete'
|
|
for f in self.table.fields:
|
|
on_del = self.table[f].ondelete
|
|
if isinstance(on_del,str) and 'cascade' in on_del.lower():
|
|
css += ' cascade_delete'
|
|
break
|
|
widget = INPUT(_type='checkbox',
|
|
_class=css,
|
|
_id=self.FIELDKEY_DELETE_RECORD,
|
|
_name=self.FIELDNAME_REQUEST_DELETE,
|
|
)
|
|
xfields.append(
|
|
(self.FIELDKEY_DELETE_RECORD + SQLFORM.ID_ROW_SUFFIX,
|
|
LABEL(
|
|
T(delete_label), separator,
|
|
_for=self.FIELDKEY_DELETE_RECORD,
|
|
_id=self.FIELDKEY_DELETE_RECORD + \
|
|
SQLFORM.ID_LABEL_SUFFIX),
|
|
widget,
|
|
col3.get(self.FIELDKEY_DELETE_RECORD, '')))
|
|
self.custom.delete = self.custom.deletable = widget
|
|
|
|
|
|
# when writable, add submit button
|
|
self.custom.submit = ''
|
|
if not readonly:
|
|
if 'submit' in buttons:
|
|
widget = self.custom.submit = INPUT(_type='submit',
|
|
_value=T(submit_button))
|
|
elif buttons:
|
|
widget = self.custom.submit = DIV(*buttons)
|
|
if self.custom.submit:
|
|
xfields.append(('submit_record' + SQLFORM.ID_ROW_SUFFIX,
|
|
'', widget, col3.get('submit_button', '')))
|
|
|
|
# if a record is provided and found
|
|
# make sure it's id is stored in the form
|
|
if record:
|
|
if not self['hidden']:
|
|
self['hidden'] = {}
|
|
if not keyed:
|
|
self['hidden']['id'] = record[table._id.name]
|
|
|
|
(begin, end) = self._xml()
|
|
self.custom.begin = XML("<%s %s>" % (self.tag, begin))
|
|
self.custom.end = XML("%s</%s>" % (end, self.tag))
|
|
table = self.createform(xfields)
|
|
self.components = [table]
|
|
|
|
def createform(self, xfields):
|
|
formstyle = self.formstyle
|
|
if isinstance(formstyle, basestring):
|
|
if formstyle in SQLFORM.formstyles:
|
|
formstyle = SQLFORM.formstyles[formstyle]
|
|
else:
|
|
raise RuntimeError('formstyle not found')
|
|
|
|
if callable(formstyle):
|
|
# backward compatibility, 4 argument function is the old style
|
|
args, varargs, keywords, defaults = inspect.getargspec(formstyle)
|
|
if defaults and len(args) - len(defaults) == 4 or len(args) == 4:
|
|
table = TABLE()
|
|
for id, a, b, c in xfields:
|
|
newrows = formstyle(id, a, b, c)
|
|
self.field_parent[id] = getattr(b, 'parent', None) \
|
|
if isinstance(b,XmlComponent) else None
|
|
if type(newrows).__name__ != "tuple":
|
|
newrows = [newrows]
|
|
for newrow in newrows:
|
|
table.append(newrow)
|
|
else:
|
|
table = formstyle(self, xfields)
|
|
for id, a, b, c in xfields:
|
|
self.field_parent[id] = getattr(b, 'parent', None) \
|
|
if isinstance(b,XmlComponent) else None
|
|
else:
|
|
raise RuntimeError('formstyle not supported')
|
|
return table
|
|
|
|
def accepts(
|
|
self,
|
|
request_vars,
|
|
session=None,
|
|
formname='%(tablename)s/%(record_id)s',
|
|
keepvalues=None,
|
|
onvalidation=None,
|
|
dbio=True,
|
|
hideerror=False,
|
|
detect_record_change=False,
|
|
**kwargs
|
|
):
|
|
|
|
"""
|
|
similar FORM.accepts but also does insert, update or delete in DAL.
|
|
but if detect_record_change == True than:
|
|
form.record_changed = False (record is properly validated/submitted)
|
|
form.record_changed = True (record cannot be submitted because changed)
|
|
elseif detect_record_change == False than:
|
|
form.record_changed = None
|
|
"""
|
|
|
|
if keepvalues is None:
|
|
keepvalues = True if self.record else False
|
|
|
|
if self.readonly:
|
|
return False
|
|
|
|
if request_vars.__class__.__name__ == 'Request':
|
|
request_vars = request_vars.post_vars
|
|
|
|
keyed = hasattr(self.table, '_primarykey')
|
|
|
|
# implement logic to detect whether record exist but has been modified
|
|
# server side
|
|
self.record_changed = None
|
|
self.detect_record_change = detect_record_change
|
|
if self.detect_record_change:
|
|
if self.record:
|
|
self.record_changed = False
|
|
serialized = '|'.join(
|
|
str(self.record[k]) for k in self.table.fields())
|
|
self.record_hash = md5_hash(serialized)
|
|
|
|
# logic to deal with record_id for keyed tables
|
|
if self.record:
|
|
if keyed:
|
|
formname_id = '.'.join(str(self.record[k])
|
|
for k in self.table._primarykey
|
|
if hasattr(self.record, k))
|
|
record_id = dict((k, request_vars.get(k, None))
|
|
for k in self.table._primarykey)
|
|
else:
|
|
(formname_id, record_id) = (self.record[self.id_field_name],
|
|
request_vars.get('id', None))
|
|
keepvalues = True
|
|
else:
|
|
if keyed:
|
|
formname_id = 'create'
|
|
record_id = dict([(k, None) for k in self.table._primarykey])
|
|
else:
|
|
(formname_id, record_id) = ('create', None)
|
|
|
|
if not keyed and isinstance(record_id, (list, tuple)):
|
|
record_id = record_id[0]
|
|
|
|
if formname:
|
|
formname = formname % dict(tablename=self.table._tablename,
|
|
record_id=formname_id)
|
|
|
|
# ## THIS IS FOR UNIQUE RECORDS, read IS_NOT_IN_DB
|
|
|
|
for fieldname in self.fields:
|
|
field = self.table[fieldname]
|
|
requires = field.requires or []
|
|
if not isinstance(requires, (list, tuple)):
|
|
requires = [requires]
|
|
[item.set_self_id(self.record_id) for item in requires
|
|
if hasattr(item, 'set_self_id') and self.record_id]
|
|
|
|
# ## END
|
|
|
|
fields = {}
|
|
for key in self.vars:
|
|
fields[key] = self.vars[key]
|
|
|
|
ret = FORM.accepts(
|
|
self,
|
|
request_vars,
|
|
session,
|
|
formname,
|
|
keepvalues,
|
|
onvalidation,
|
|
hideerror=hideerror,
|
|
**kwargs
|
|
)
|
|
|
|
self.deleted = \
|
|
request_vars.get(self.FIELDNAME_REQUEST_DELETE, False)
|
|
|
|
self.custom.end = TAG[''](self.hidden_fields(), self.custom.end)
|
|
|
|
auch = record_id and self.errors and self.deleted
|
|
|
|
if self.record_changed and self.detect_record_change:
|
|
message_onchange = \
|
|
kwargs.setdefault("message_onchange",
|
|
current.T("A record change was detected. " +
|
|
"Consecutive update self-submissions " +
|
|
"are not allowed. Try re-submitting or " +
|
|
"refreshing the form page."))
|
|
if message_onchange is not None:
|
|
current.response.flash = message_onchange
|
|
return ret
|
|
elif (not ret) and (not auch):
|
|
# auch is true when user tries to delete a record
|
|
# that does not pass validation, yet it should be deleted
|
|
for fieldname in self.fields:
|
|
field = self.table[fieldname]
|
|
### this is a workaround! widgets should always have default not None!
|
|
if not field.widget and field.type.startswith('list:') and \
|
|
not OptionsWidget.has_options(field):
|
|
field.widget = self.widgets.list.widget
|
|
if field.widget and fieldname in request_vars:
|
|
if fieldname in self.request_vars:
|
|
value = self.request_vars[fieldname]
|
|
elif self.record:
|
|
value = self.record[fieldname]
|
|
else:
|
|
value = self.table[fieldname].default
|
|
if field.type.startswith('list:') and isinstance(value, str):
|
|
value = [value]
|
|
row_id = '%s_%s%s' % (
|
|
self.table, fieldname, SQLFORM.ID_ROW_SUFFIX)
|
|
widget = field.widget(field, value)
|
|
parent = self.field_parent[row_id]
|
|
if parent:
|
|
parent.components = [widget]
|
|
if self.errors.get(fieldname):
|
|
parent._traverse(False, hideerror)
|
|
self.custom.widget[fieldname] = widget
|
|
self.accepted = ret
|
|
return ret
|
|
|
|
if record_id and str(record_id) != str(self.record_id):
|
|
raise SyntaxError('user is tampering with form\'s record_id: '
|
|
'%s != %s' % (record_id, self.record_id))
|
|
|
|
if record_id and dbio and not keyed:
|
|
self.vars.id = self.record[self.id_field_name]
|
|
|
|
if self.deleted and self.custom.deletable:
|
|
if dbio:
|
|
if keyed:
|
|
qry = reduce(lambda x, y: x & y,
|
|
[self.table[k] == record_id[k]
|
|
for k in self.table._primarykey])
|
|
else:
|
|
qry = self.table._id == self.record[self.id_field_name]
|
|
self.table._db(qry).delete()
|
|
self.errors.clear()
|
|
for component in self.elements('input, select, textarea'):
|
|
component['_disabled'] = True
|
|
self.accepted = True
|
|
return True
|
|
|
|
for fieldname in self.fields:
|
|
if not fieldname in self.table.fields:
|
|
continue
|
|
|
|
if not self.ignore_rw and not self.table[fieldname].writable:
|
|
### this happens because FORM has no knowledge of writable
|
|
### and thinks that a missing boolean field is a None
|
|
if self.table[fieldname].type == 'boolean' and \
|
|
self.vars.get(fieldname, True) is None:
|
|
del self.vars[fieldname]
|
|
continue
|
|
|
|
field = self.table[fieldname]
|
|
if field.type == 'id':
|
|
continue
|
|
if field.type == 'boolean':
|
|
if self.vars.get(fieldname, False):
|
|
self.vars[fieldname] = fields[fieldname] = True
|
|
else:
|
|
self.vars[fieldname] = fields[fieldname] = False
|
|
elif field.type == 'password' and self.record\
|
|
and request_vars.get(fieldname, None) == \
|
|
PasswordWidget.DEFAULT_PASSWORD_DISPLAY:
|
|
continue # do not update if password was not changed
|
|
elif field.type == 'upload':
|
|
f = self.vars[fieldname]
|
|
fd = '%s__delete' % fieldname
|
|
if f == '' or f is None:
|
|
if self.vars.get(fd, False):
|
|
f = self.table[fieldname].default or ''
|
|
fields[fieldname] = f
|
|
elif self.record:
|
|
if self.record[fieldname]:
|
|
fields[fieldname] = self.record[fieldname]
|
|
else:
|
|
f = self.table[fieldname].default or ''
|
|
fields[fieldname] = f
|
|
else:
|
|
f = self.table[fieldname].default or ''
|
|
fields[fieldname] = f
|
|
self.vars[fieldname] = fields[fieldname]
|
|
if not f:
|
|
continue
|
|
else:
|
|
f = os.path.join(
|
|
current.request.folder,
|
|
os.path.normpath(f))
|
|
source_file = open(f, 'rb')
|
|
original_filename = os.path.split(f)[1]
|
|
elif hasattr(f, 'file'):
|
|
(source_file, original_filename) = (f.file, f.filename)
|
|
elif isinstance(f, (str, unicode)):
|
|
### do not know why this happens, it should not
|
|
(source_file, original_filename) = \
|
|
(cStringIO.StringIO(f), 'file.txt')
|
|
else:
|
|
# this should never happen, why does it happen?
|
|
print 'f=',repr(f)
|
|
continue
|
|
newfilename = field.store(source_file, original_filename,
|
|
field.uploadfolder)
|
|
# this line was for backward compatibility but problematic
|
|
# self.vars['%s_newfilename' % fieldname] = newfilename
|
|
fields[fieldname] = newfilename
|
|
if isinstance(field.uploadfield, str):
|
|
fields[field.uploadfield] = source_file.read()
|
|
# proposed by Hamdy (accept?) do we need fields at this point?
|
|
self.vars[fieldname] = fields[fieldname]
|
|
continue
|
|
elif fieldname in self.vars:
|
|
fields[fieldname] = self.vars[fieldname]
|
|
elif field.default is None and field.type != 'blob':
|
|
self.errors[fieldname] = 'no data'
|
|
self.accepted = False
|
|
return False
|
|
value = fields.get(fieldname, None)
|
|
if field.type == 'list:string':
|
|
if not isinstance(value, (tuple, list)):
|
|
fields[fieldname] = value and [value] or []
|
|
elif isinstance(field.type, str) and field.type.startswith('list:'):
|
|
if not isinstance(value, list):
|
|
fields[fieldname] = [safe_int(
|
|
x) for x in (value and [value] or [])]
|
|
elif field.type == 'integer':
|
|
if not value is None:
|
|
fields[fieldname] = safe_int(value)
|
|
elif field.type.startswith('reference'):
|
|
if not value is None and isinstance(self.table, Table) and not keyed:
|
|
fields[fieldname] = safe_int(value)
|
|
elif field.type == 'double':
|
|
if not value is None:
|
|
fields[fieldname] = safe_float(value)
|
|
|
|
for fieldname in self.vars:
|
|
if fieldname != 'id' and fieldname in self.table.fields\
|
|
and not fieldname in fields and not fieldname\
|
|
in request_vars:
|
|
fields[fieldname] = self.vars[fieldname]
|
|
|
|
if dbio:
|
|
if 'delete_this_record' in fields:
|
|
# this should never happen but seems to happen to some
|
|
del fields['delete_this_record']
|
|
for field in self.table:
|
|
if not field.name in fields and field.writable is False \
|
|
and field.update is None and field.compute is None:
|
|
if record_id and self.record:
|
|
fields[field.name] = self.record[field.name]
|
|
elif not self.table[field.name].default is None:
|
|
fields[field.name] = self.table[field.name].default
|
|
if keyed:
|
|
if reduce(lambda x, y: x and y, record_id.values()): # if record_id
|
|
if fields:
|
|
qry = reduce(lambda x, y: x & y,
|
|
[self.table[k] == self.record[k] for k in self.table._primarykey])
|
|
self.table._db(qry).update(**fields)
|
|
else:
|
|
pk = self.table.insert(**fields)
|
|
if pk:
|
|
self.vars.update(pk)
|
|
else:
|
|
ret = False
|
|
else:
|
|
if record_id:
|
|
self.vars.id = self.record[self.id_field_name]
|
|
if fields:
|
|
self.table._db(self.table._id == self.record[
|
|
self.id_field_name]).update(**fields)
|
|
else:
|
|
self.vars.id = self.table.insert(**fields)
|
|
self.accepted = ret
|
|
return ret
|
|
|
|
AUTOTYPES = {
|
|
type(''): ('string', None),
|
|
type(True): ('boolean', None),
|
|
type(1): ('integer', IS_INT_IN_RANGE(-1e12, +1e12)),
|
|
type(1.0): ('double', IS_FLOAT_IN_RANGE()),
|
|
type([]): ('list:string', None),
|
|
type(datetime.date.today()): ('date', IS_DATE()),
|
|
type(datetime.datetime.today()): ('datetime', IS_DATETIME())
|
|
}
|
|
|
|
@staticmethod
|
|
def dictform(dictionary, **kwargs):
|
|
fields = []
|
|
for key, value in sorted(dictionary.items()):
|
|
t, requires = SQLFORM.AUTOTYPES.get(type(value), (None, None))
|
|
if t:
|
|
fields.append(Field(key, t, requires=requires,
|
|
default=value))
|
|
return SQLFORM.factory(*fields, **kwargs)
|
|
|
|
@staticmethod
|
|
def smartdictform(session, name, filename=None, query=None, **kwargs):
|
|
import os
|
|
if query:
|
|
session[name] = query.db(query).select().first().as_dict()
|
|
elif os.path.exists(filename):
|
|
env = {'datetime': datetime}
|
|
session[name] = eval(open(filename).read(), {}, env)
|
|
form = SQLFORM.dictform(session[name])
|
|
if form.process().accepted:
|
|
session[name].update(form.vars)
|
|
if query:
|
|
query.db(query).update(**form.vars)
|
|
else:
|
|
open(filename, 'w').write(repr(session[name]))
|
|
return form
|
|
|
|
@staticmethod
|
|
def factory(*fields, **attributes):
|
|
"""
|
|
generates a SQLFORM for the given fields.
|
|
|
|
Internally will build a non-database based data model
|
|
to hold the fields.
|
|
"""
|
|
# Define a table name, this way it can be logical to our CSS.
|
|
# And if you switch from using SQLFORM to SQLFORM.factory
|
|
# your same css definitions will still apply.
|
|
|
|
table_name = attributes.get('table_name', 'no_table')
|
|
|
|
# So it won't interfere with SQLDB.define_table
|
|
if 'table_name' in attributes:
|
|
del attributes['table_name']
|
|
|
|
return SQLFORM(DAL(None).define_table(table_name, *fields),
|
|
**attributes)
|
|
|
|
@staticmethod
|
|
def build_query(fields, keywords):
|
|
request = current.request
|
|
if isinstance(keywords, (tuple, list)):
|
|
keywords = keywords[0]
|
|
request.vars.keywords = keywords
|
|
key = keywords.strip()
|
|
if key and not ' ' in key and not '"' in key and not "'" in key:
|
|
SEARCHABLE_TYPES = ('string', 'text', 'list:string')
|
|
parts = [field.contains(
|
|
key) for field in fields if field.type in SEARCHABLE_TYPES]
|
|
else:
|
|
parts = None
|
|
if parts:
|
|
return reduce(lambda a, b: a | b, parts)
|
|
else:
|
|
return smart_query(fields, key)
|
|
|
|
@staticmethod
|
|
def search_menu(fields,
|
|
search_options=None,
|
|
prefix='w2p'
|
|
):
|
|
T = current.T
|
|
panel_id='%s_query_panel' % prefix
|
|
fields_id='%s_query_fields' % prefix
|
|
keywords_id='%s_keywords' % prefix
|
|
field_id='%s_field' % prefix
|
|
value_id='%s_value' % prefix
|
|
search_options = search_options or {
|
|
'string': ['=', '!=', '<', '>', '<=', '>=', 'starts with', 'contains', 'in', 'not in'],
|
|
'text': ['=', '!=', '<', '>', '<=', '>=', 'starts with', 'contains', 'in', 'not in'],
|
|
'date': ['=', '!=', '<', '>', '<=', '>='],
|
|
'time': ['=', '!=', '<', '>', '<=', '>='],
|
|
'datetime': ['=', '!=', '<', '>', '<=', '>='],
|
|
'integer': ['=', '!=', '<', '>', '<=', '>=', 'in', 'not in'],
|
|
'double': ['=', '!=', '<', '>', '<=', '>='],
|
|
'id': ['=', '!=', '<', '>', '<=', '>=', 'in', 'not in'],
|
|
'reference': ['=', '!='],
|
|
'boolean': ['=', '!=']}
|
|
if fields[0]._db._adapter.dbengine == 'google:datastore':
|
|
search_options['string'] = ['=', '!=', '<', '>', '<=', '>=']
|
|
search_options['text'] = ['=', '!=', '<', '>', '<=', '>=']
|
|
search_options['list:string'] = ['contains']
|
|
search_options['list:integer'] = ['contains']
|
|
search_options['list:reference'] = ['contains']
|
|
criteria = []
|
|
selectfields = []
|
|
for field in fields:
|
|
name = str(field).replace('.', '-')
|
|
# treat ftype 'decimal' as 'double'
|
|
# (this fixes problems but needs refactoring!
|
|
ftype = field.type.split(' ')[0]
|
|
if ftype.startswith('decimal'): ftype = 'double'
|
|
elif ftype=='bigint': ftype = 'integer'
|
|
elif ftype.startswith('big-'): ftype = ftype[4:]
|
|
# end
|
|
options = search_options.get(ftype, None)
|
|
if options:
|
|
label = isinstance(
|
|
field.label, str) and T(field.label) or field.label
|
|
selectfields.append(OPTION(label, _value=str(field)))
|
|
operators = SELECT(*[OPTION(T(option), _value=option) for option in options])
|
|
_id = "%s_%s" % (value_id,name)
|
|
if field.type == 'boolean':
|
|
value_input = SQLFORM.widgets.boolean.widget(field,field.default,_id=_id)
|
|
elif field.type == 'double':
|
|
value_input = SQLFORM.widgets.double.widget(field,field.default,_id=_id)
|
|
elif field.type == 'time':
|
|
value_input = SQLFORM.widgets.time.widget(field,field.default,_id=_id)
|
|
elif field.type == 'date':
|
|
value_input = SQLFORM.widgets.date.widget(field,field.default,_id=_id)
|
|
elif field.type == 'datetime':
|
|
value_input = SQLFORM.widgets.datetime.widget(field,field.default,_id=_id)
|
|
elif (field.type.startswith('reference ') or
|
|
field.type.startswith('list:reference ')) and \
|
|
hasattr(field.requires,'options'):
|
|
value_input = SELECT(
|
|
*[OPTION(v, _value=k)
|
|
for k,v in field.requires.options()],
|
|
**dict(_id=_id))
|
|
elif field.type == 'integer' or \
|
|
field.type.startswith('reference ') or \
|
|
field.type.startswith('list:integer') or \
|
|
field.type.startswith('list:reference '):
|
|
value_input = SQLFORM.widgets.integer.widget(field,field.default,_id=_id)
|
|
else:
|
|
value_input = INPUT(
|
|
_type='text', _id=_id, _class=field.type)
|
|
|
|
new_button = INPUT(
|
|
_type="button", _value=T('New'), _class="btn",
|
|
_onclick="%s_build_query('new','%s')" % (prefix,field))
|
|
and_button = INPUT(
|
|
_type="button", _value=T('And'), _class="btn",
|
|
_onclick="%s_build_query('and','%s')" % (prefix, field))
|
|
or_button = INPUT(
|
|
_type="button", _value=T('Or'), _class="btn",
|
|
_onclick="%s_build_query('or','%s')" % (prefix, field))
|
|
close_button = INPUT(
|
|
_type="button", _value=T('Close'), _class="btn",
|
|
_onclick="jQuery('#%s').slideUp()" % panel_id)
|
|
|
|
criteria.append(DIV(
|
|
operators, value_input, new_button,
|
|
and_button, or_button, close_button,
|
|
_id='%s_%s' % (field_id, name),
|
|
_class='w2p_query_row hidden',
|
|
_style='display:inline'))
|
|
|
|
criteria.insert(0, SELECT(
|
|
_id=fields_id,
|
|
_onchange="jQuery('.w2p_query_row').hide();jQuery('#%s_'+jQuery('#%s').val().replace('.','-')).show();" % (field_id,fields_id),
|
|
_style='float:left',
|
|
*selectfields))
|
|
|
|
fadd = SCRIPT("""
|
|
jQuery('#%(fields_id)s input,#%(fields_id)s select').css(
|
|
'width','auto');
|
|
jQuery(function(){web2py_ajax_fields('#%(fields_id)s');});
|
|
function %(prefix)s_build_query(aggregator,a) {
|
|
var b=a.replace('.','-');
|
|
var option = jQuery('#%(field_id)s_'+b+' select').val();
|
|
var value = jQuery('#%(value_id)s_'+b).val().replace('"','\\\\"');
|
|
var s=a+' '+option+' "'+value+'"';
|
|
var k=jQuery('#%(keywords_id)s');
|
|
var v=k.val();
|
|
if(aggregator=='new') k.val(s); else k.val((v?(v+' '+ aggregator +' '):'')+s);
|
|
}
|
|
""" % dict(
|
|
prefix=prefix,fields_id=fields_id,keywords_id=keywords_id,
|
|
field_id=field_id,value_id=value_id
|
|
)
|
|
)
|
|
return CAT(
|
|
DIV(_id=panel_id, _style="display:none;", *criteria), fadd)
|
|
|
|
@staticmethod
|
|
def grid(query,
|
|
fields=None,
|
|
field_id=None,
|
|
left=None,
|
|
headers={},
|
|
orderby=None,
|
|
groupby=None,
|
|
searchable=True,
|
|
sortable=True,
|
|
paginate=20,
|
|
deletable=True,
|
|
editable=True,
|
|
details=True,
|
|
selectable=None,
|
|
create=True,
|
|
csv=True,
|
|
links=None,
|
|
links_in_grid=True,
|
|
upload='<default>',
|
|
args=[],
|
|
user_signature=True,
|
|
maxtextlengths={},
|
|
maxtextlength=20,
|
|
onvalidation=None,
|
|
onfailure=None,
|
|
oncreate=None,
|
|
onupdate=None,
|
|
ondelete=None,
|
|
sorter_icons=(XML('↑'), XML('↓')),
|
|
ui = 'web2py',
|
|
showbuttontext=True,
|
|
_class="web2py_grid",
|
|
formname='web2py_grid',
|
|
search_widget='default',
|
|
ignore_rw = False,
|
|
formstyle = 'table3cols',
|
|
exportclasses = None,
|
|
formargs={},
|
|
createargs={},
|
|
editargs={},
|
|
viewargs={},
|
|
selectable_submit_button='Submit',
|
|
buttons_placement = 'right',
|
|
links_placement = 'right',
|
|
noconfirm=False,
|
|
cache_count=None
|
|
):
|
|
|
|
# jQuery UI ThemeRoller classes (empty if ui is disabled)
|
|
if ui == 'jquery-ui':
|
|
ui = dict(widget='ui-widget',
|
|
header='ui-widget-header',
|
|
content='ui-widget-content',
|
|
default='ui-state-default',
|
|
cornerall='ui-corner-all',
|
|
cornertop='ui-corner-top',
|
|
cornerbottom='ui-corner-bottom',
|
|
button='ui-button-text-icon-primary',
|
|
buttontext='ui-button-text',
|
|
buttonadd='ui-icon ui-icon-plusthick',
|
|
buttonback='ui-icon ui-icon-arrowreturnthick-1-w',
|
|
buttonexport='ui-icon ui-icon-transferthick-e-w',
|
|
buttondelete='ui-icon ui-icon-trash',
|
|
buttonedit='ui-icon ui-icon-pencil',
|
|
buttontable='ui-icon ui-icon-triangle-1-e',
|
|
buttonview='ui-icon ui-icon-zoomin',
|
|
)
|
|
elif ui == 'web2py':
|
|
ui = dict(widget='',
|
|
header='',
|
|
content='',
|
|
default='',
|
|
cornerall='',
|
|
cornertop='',
|
|
cornerbottom='',
|
|
button='button btn',
|
|
buttontext='buttontext button',
|
|
buttonadd='icon plus icon-plus',
|
|
buttonback='icon leftarrow icon-arrow-left',
|
|
buttonexport='icon downarrow icon-download',
|
|
buttondelete='icon trash icon-trash',
|
|
buttonedit='icon pen icon-pencil',
|
|
buttontable='icon rightarrow icon-arrow-right',
|
|
buttonview='icon magnifier icon-zoom-in',
|
|
)
|
|
elif not isinstance(ui, dict):
|
|
raise RuntimeError('SQLFORM.grid ui argument must be a dictionary')
|
|
|
|
db = query._db
|
|
T = current.T
|
|
request = current.request
|
|
session = current.session
|
|
response = current.response
|
|
logged = session.auth and session.auth.user
|
|
wenabled = (not user_signature or logged)
|
|
create = wenabled and create
|
|
editable = wenabled and editable
|
|
deletable = wenabled and deletable
|
|
rows = None
|
|
|
|
def fetch_count(dbset):
|
|
##FIXME for google:datastore cache_count is ignored
|
|
## if it's not an integer
|
|
if cache_count is None or isinstance(cache_count, tuple):
|
|
if groupby:
|
|
c = 'count(*)'
|
|
nrows = db.executesql(
|
|
'select count(*) from (%s);' %
|
|
dbset._select(c, left=left, cacheable=True,
|
|
groupby=groupby, cache=cache_count)[:-1])[0][0]
|
|
elif left:
|
|
c = 'count(*)'
|
|
nrows = dbset.select(c, left=left, cacheable=True, cache=cache_count).first()[c]
|
|
elif dbset._db._adapter.dbengine=='google:datastore':
|
|
#if we don't set a limit, this can timeout for a large table
|
|
nrows = dbset.db._adapter.count(dbset.query, limit=1000)
|
|
else:
|
|
nrows = dbset.count(cache=cache_count)
|
|
elif isinstance(cache_count, (int, long)):
|
|
nrows = cache_count
|
|
elif callable(cache_count):
|
|
nrows = cache_count(dbset, request.vars)
|
|
else:
|
|
nrows = 0
|
|
return nrows
|
|
|
|
def url(**b):
|
|
b['args'] = args + b.get('args', [])
|
|
localvars = request.get_vars.copy()
|
|
localvars.update(b.get('vars', {}))
|
|
b['vars'] = localvars
|
|
b['hash_vars'] = False
|
|
b['user_signature'] = user_signature
|
|
return URL(**b)
|
|
|
|
def url2(**b):
|
|
b['args'] = request.args + b.get('args', [])
|
|
localvars = request.get_vars.copy()
|
|
localvars.update(b.get('vars', {}))
|
|
b['vars'] = localvars
|
|
b['hash_vars'] = False
|
|
b['user_signature'] = user_signature
|
|
return URL(**b)
|
|
|
|
referrer = session.get('_web2py_grid_referrer_' + formname, url())
|
|
# if not user_signature every action is accessible
|
|
# else forbid access unless
|
|
# - url is based url
|
|
# - url has valid signature (vars are not signed, only path_info)
|
|
# = url does not contain 'create','delete','edit' (readonly)
|
|
if user_signature:
|
|
if not (
|
|
'/'.join(str(a) for a in args) == '/'.join(request.args) or
|
|
URL.verify(request,user_signature=user_signature,
|
|
hash_vars=False) or
|
|
(request.args(len(args))=='view' and not logged)):
|
|
session.flash = T('not authorized')
|
|
redirect(referrer)
|
|
|
|
def gridbutton(buttonclass='buttonadd', buttontext=T('Add'),
|
|
buttonurl=url(args=[]), callback=None,
|
|
delete=None, trap=True, noconfirm=None):
|
|
if showbuttontext:
|
|
return A(SPAN(_class=ui.get(buttonclass)),
|
|
SPAN(T(buttontext), _title=buttontext,
|
|
_class=ui.get('buttontext')),
|
|
_href=buttonurl,
|
|
callback=callback,
|
|
delete=delete,
|
|
noconfirm=noconfirm,
|
|
_class=trap_class(ui.get('button'), trap))
|
|
else:
|
|
return A(SPAN(_class=ui.get(buttonclass)),
|
|
_href=buttonurl,
|
|
callback=callback,
|
|
delete=delete,
|
|
noconfirm=noconfirm,
|
|
_title=buttontext,
|
|
_class=trap_class(ui.get('buttontext'), trap))
|
|
|
|
dbset = db(query)
|
|
tablenames = db._adapter.tables(dbset.query)
|
|
if left is not None:
|
|
if not isinstance(left, (list, tuple)):
|
|
left = [left]
|
|
for join in left:
|
|
tablenames += db._adapter.tables(join)
|
|
tables = [db[tablename] for tablename in tablenames]
|
|
if not fields:
|
|
fields = reduce(lambda a, b: a + b,
|
|
[[field for field in table] for table in tables])
|
|
if not field_id:
|
|
field_id = tables[0]._id
|
|
columns = [str(field) for field in fields
|
|
if field._tablename in tablenames]
|
|
|
|
if not any(str(f)==str(field_id) for f in fields):
|
|
fields = [f for f in fields]+[field_id]
|
|
table = field_id.table
|
|
tablename = table._tablename
|
|
if upload == '<default>':
|
|
upload = lambda filename: url(args=['download', filename])
|
|
if request.args(-2) == 'download':
|
|
stream = response.download(request, db)
|
|
raise HTTP(200, stream, **response.headers)
|
|
|
|
def buttons(edit=False, view=False, record=None):
|
|
buttons = DIV(gridbutton('buttonback', 'Back', referrer),
|
|
_class='form_header row_buttons %(header)s %(cornertop)s' % ui)
|
|
if edit and (not callable(edit) or edit(record)):
|
|
args = ['edit', table._tablename, request.args[-1]]
|
|
buttons.append(gridbutton('buttonedit', 'Edit',
|
|
url(args=args)))
|
|
if view:
|
|
args = ['view', table._tablename, request.args[-1]]
|
|
buttons.append(gridbutton('buttonview', 'View',
|
|
url(args=args)))
|
|
if record and links:
|
|
for link in links:
|
|
if isinstance(link, dict):
|
|
buttons.append(link['body'](record))
|
|
elif link(record):
|
|
buttons.append(link(record))
|
|
return buttons
|
|
|
|
def linsert(lst, i, x):
|
|
"""
|
|
a = [1,2]
|
|
linsert(a, 1, [0,3])
|
|
a = [1, 0, 3, 2]
|
|
"""
|
|
lst[i:i] = x
|
|
|
|
formfooter = DIV(
|
|
_class='form_footer row_buttons %(header)s %(cornerbottom)s' % ui)
|
|
|
|
create_form = update_form = view_form = search_form = None
|
|
sqlformargs = dict(formargs)
|
|
|
|
if create and request.args(-2) == 'new':
|
|
table = db[request.args[-1]]
|
|
sqlformargs.update(createargs)
|
|
create_form = SQLFORM(
|
|
table, ignore_rw=ignore_rw, formstyle=formstyle,
|
|
_class='web2py_form',
|
|
**sqlformargs)
|
|
create_form.process(formname=formname,
|
|
next=referrer,
|
|
onvalidation=onvalidation,
|
|
onfailure=onfailure,
|
|
onsuccess=oncreate)
|
|
res = DIV(buttons(), create_form, formfooter, _class=_class)
|
|
res.create_form = create_form
|
|
res.update_form = update_form
|
|
res.view_form = view_form
|
|
res.search_form = search_form
|
|
res.rows = None
|
|
return res
|
|
|
|
elif details and request.args(-3) == 'view':
|
|
table = db[request.args[-2]]
|
|
record = table(request.args[-1]) or redirect(referrer)
|
|
sqlformargs.update(viewargs)
|
|
view_form = SQLFORM(
|
|
table, record, upload=upload, ignore_rw=ignore_rw,
|
|
formstyle=formstyle, readonly=True, _class='web2py_form',
|
|
**sqlformargs)
|
|
res = DIV(buttons(edit=editable, record=record), view_form,
|
|
formfooter, _class=_class)
|
|
res.create_form = create_form
|
|
res.update_form = update_form
|
|
res.view_form = view_form
|
|
res.search_form = search_form
|
|
res.rows = None
|
|
return res
|
|
elif editable and request.args(-3) == 'edit':
|
|
table = db[request.args[-2]]
|
|
record = table(request.args[-1]) or redirect(URL('error'))
|
|
sqlformargs.update(editargs)
|
|
deletable_ = deletable(record) if callable(deletable) else deletable
|
|
update_form = SQLFORM(
|
|
table,
|
|
record, upload=upload, ignore_rw=ignore_rw,
|
|
formstyle=formstyle, deletable=deletable_,
|
|
_class='web2py_form',
|
|
submit_button=T('Submit'),
|
|
delete_label=T('Check to delete'),
|
|
**sqlformargs)
|
|
update_form.process(
|
|
formname=formname,
|
|
onvalidation=onvalidation,
|
|
onfailure=onfailure,
|
|
onsuccess=onupdate,
|
|
next=referrer)
|
|
res = DIV(buttons(view=details, record=record),
|
|
update_form, formfooter, _class=_class)
|
|
res.create_form = create_form
|
|
res.update_form = update_form
|
|
res.view_form = view_form
|
|
res.search_form = search_form
|
|
res.rows = None
|
|
return res
|
|
elif deletable and request.args(-3) == 'delete':
|
|
table = db[request.args[-2]]
|
|
if not callable(deletable):
|
|
if ondelete:
|
|
ondelete(table, request.args[-1])
|
|
db(table[table._id.name] == request.args[-1]).delete()
|
|
else:
|
|
record = table(request.args[-1]) or redirect(URL('error'))
|
|
if deletable(record):
|
|
if ondelete:
|
|
ondelete(table, request.args[-1])
|
|
record.delete_record()
|
|
redirect(referrer)
|
|
|
|
exportManager = dict(
|
|
csv_with_hidden_cols=(ExporterCSV, 'CSV (hidden cols)'),
|
|
csv=(ExporterCSV, 'CSV'),
|
|
xml=(ExporterXML, 'XML'),
|
|
html=(ExporterHTML, 'HTML'),
|
|
json=(ExporterJSON, 'JSON'),
|
|
tsv_with_hidden_cols=
|
|
(ExporterTSV, 'TSV (Excel compatible, hidden cols)'),
|
|
tsv=(ExporterTSV, 'TSV (Excel compatible)'))
|
|
if not exportclasses is None:
|
|
"""
|
|
remember: allow to set exportclasses=dict(csv=False) to disable the csv format
|
|
"""
|
|
exportManager.update(exportclasses)
|
|
|
|
export_type = request.vars._export_type
|
|
if export_type:
|
|
order = request.vars.order or ''
|
|
if sortable:
|
|
if order and not order == 'None':
|
|
if order[:1] == '~':
|
|
sign, rorder = '~', order[1:]
|
|
else:
|
|
sign, rorder = '', order
|
|
tablename, fieldname = rorder.split('.', 1)
|
|
orderby = db[tablename][fieldname]
|
|
if sign == '~':
|
|
orderby = ~orderby
|
|
|
|
expcolumns = columns
|
|
if export_type.endswith('with_hidden_cols'):
|
|
expcolumns = []
|
|
for table in tables:
|
|
for field in table:
|
|
if field.readable and field._tablename in tablenames:
|
|
expcolumns.append(field)
|
|
|
|
if export_type in exportManager and exportManager[export_type]:
|
|
if request.vars.keywords:
|
|
try:
|
|
dbset = dbset(SQLFORM.build_query(
|
|
fields, request.vars.get('keywords', '')))
|
|
rows = dbset.select(cacheable=True, *expcolumns)
|
|
except Exception, e:
|
|
response.flash = T('Internal Error')
|
|
rows = []
|
|
else:
|
|
rows = dbset.select(left=left, orderby=orderby,
|
|
cacheable=True, *expcolumns)
|
|
|
|
value = exportManager[export_type]
|
|
clazz = value[0] if hasattr(value, '__getitem__') else value
|
|
oExp = clazz(rows)
|
|
filename = '.'.join(('rows', oExp.file_ext))
|
|
response.headers['Content-Type'] = oExp.content_type
|
|
response.headers['Content-Disposition'] = \
|
|
'attachment;filename=' + filename + ';'
|
|
raise HTTP(200, oExp.export(), **response.headers)
|
|
|
|
elif request.vars.records and not isinstance(
|
|
request.vars.records, list):
|
|
request.vars.records = [request.vars.records]
|
|
elif not request.vars.records:
|
|
request.vars.records = []
|
|
|
|
session['_web2py_grid_referrer_' + formname] = \
|
|
url2(vars=request.get_vars)
|
|
console = DIV(_class='web2py_console %(header)s %(cornertop)s' % ui)
|
|
error = None
|
|
if create:
|
|
add = gridbutton(
|
|
buttonclass='buttonadd',
|
|
buttontext=T('Add'),
|
|
buttonurl=url(args=['new', tablename]))
|
|
if not searchable:
|
|
console.append(add)
|
|
else:
|
|
add = ''
|
|
|
|
if searchable:
|
|
sfields = reduce(lambda a, b: a + b,
|
|
[[f for f in t if f.readable] for t in tables])
|
|
if isinstance(search_widget, dict):
|
|
search_widget = search_widget[tablename]
|
|
if search_widget == 'default':
|
|
prefix = formname == 'web2py_grid' and 'w2p' or 'w2p_%s' % formname
|
|
search_menu = SQLFORM.search_menu(sfields, prefix=prefix)
|
|
spanel_id = '%s_query_fields' % prefix
|
|
sfields_id = '%s_query_panel' % prefix
|
|
skeywords_id = '%s_keywords' % prefix
|
|
search_widget = lambda sfield, url: CAT(FORM(
|
|
INPUT(_name='keywords', _value=request.vars.keywords,
|
|
_id=skeywords_id,
|
|
_onfocus="jQuery('#%s').change();jQuery('#%s').slideDown();" % (spanel_id, sfields_id)),
|
|
INPUT(_type='submit', _value=T('Search'), _class="btn"),
|
|
INPUT(_type='submit', _value=T('Clear'), _class="btn",
|
|
_onclick="jQuery('#%s').val('');" % skeywords_id),
|
|
_method="GET", _action=url), search_menu)
|
|
form = search_widget and search_widget(sfields, url()) or ''
|
|
console.append(add)
|
|
console.append(form)
|
|
keywords = request.vars.get('keywords', '')
|
|
try:
|
|
if callable(searchable):
|
|
subquery = searchable(sfields, keywords)
|
|
else:
|
|
subquery = SQLFORM.build_query(sfields, keywords)
|
|
except RuntimeError:
|
|
subquery = None
|
|
error = T('Invalid query')
|
|
else:
|
|
subquery = None
|
|
|
|
if subquery:
|
|
dbset = dbset(subquery)
|
|
try:
|
|
nrows = fetch_count(dbset)
|
|
except:
|
|
nrows = 0
|
|
error = T('Unsupported query')
|
|
|
|
order = request.vars.order or ''
|
|
if sortable:
|
|
if order and not order == 'None':
|
|
tablename, fieldname = order.split('~')[-1].split('.', 1)
|
|
sort_field = db[tablename][fieldname]
|
|
exception = sort_field.type in ('date', 'datetime', 'time')
|
|
if exception:
|
|
orderby = (order[:1] == '~' and sort_field) or ~sort_field
|
|
else:
|
|
orderby = (order[:1] == '~' and ~sort_field) or sort_field
|
|
|
|
headcols = []
|
|
if selectable:
|
|
headcols.append(TH(_class=ui.get('default')))
|
|
for field in fields:
|
|
if columns and not str(field) in columns:
|
|
continue
|
|
if not field.readable:
|
|
continue
|
|
key = str(field)
|
|
header = headers.get(str(field), field.label or key)
|
|
if sortable:
|
|
if key == order:
|
|
key, marker = '~' + order, sorter_icons[0]
|
|
elif key == order[1:]:
|
|
marker = sorter_icons[1]
|
|
else:
|
|
marker = ''
|
|
header = A(header, marker, _href=url(vars=dict(
|
|
keywords=request.vars.keywords or '',
|
|
order=key)), _class=trap_class())
|
|
headcols.append(TH(header, _class=ui.get('default')))
|
|
|
|
toadd = []
|
|
if links and links_in_grid:
|
|
for link in links:
|
|
if isinstance(link, dict):
|
|
toadd.append(TH(link['header'], _class=ui.get('default')))
|
|
if links_placement in ['right', 'both']:
|
|
headcols.extend(toadd)
|
|
if links_placement in ['left', 'both']:
|
|
linsert(headcols, 0, toadd)
|
|
|
|
# Include extra column for buttons if needed.
|
|
include_buttons_column = (details or editable or deletable or
|
|
(links and links_in_grid and
|
|
not all([isinstance(link, dict) for link in links])))
|
|
if include_buttons_column:
|
|
if buttons_placement in ['right', 'both']:
|
|
headcols.append(TH(_class=ui.get('default','')))
|
|
if buttons_placement in ['left', 'both']:
|
|
headcols.insert(0, TH(_class=ui.get('default','')))
|
|
|
|
head = TR(*headcols, **dict(_class=ui.get('header')))
|
|
|
|
cursor = True
|
|
#figure out what page we are one to setup the limitby
|
|
if paginate and dbset._db._adapter.dbengine=='google:datastore':
|
|
cursor = request.vars.cursor or True
|
|
limitby = (0, paginate)
|
|
try: page = int(request.vars.page or 1)-1
|
|
except ValueError: page = 0
|
|
elif paginate and paginate<nrows:
|
|
try: page = int(request.vars.page or 1)-1
|
|
except ValueError: page = 0
|
|
limitby = (paginate*page,paginate*(page+1))
|
|
else:
|
|
limitby = None
|
|
|
|
try:
|
|
table_fields = [f for f in fields if f._tablename in tablenames]
|
|
if dbset._db._adapter.dbengine=='google:datastore':
|
|
rows = dbset.select(left=left,orderby=orderby,
|
|
groupby=groupby,limitby=limitby,
|
|
reusecursor=cursor,
|
|
cacheable=True,*table_fields)
|
|
next_cursor = dbset._db.get('_lastcursor', None)
|
|
else:
|
|
rows = dbset.select(left=left,orderby=orderby,
|
|
groupby=groupby,limitby=limitby,
|
|
cacheable=True,*table_fields)
|
|
except SyntaxError:
|
|
rows = None
|
|
next_cursor = None
|
|
error = T("Query Not Supported")
|
|
except Exception, e:
|
|
rows = None
|
|
next_cursor = None
|
|
error = T("Query Not Supported: %s")%e
|
|
|
|
message = error
|
|
if not message and nrows:
|
|
if dbset._db._adapter.dbengine=='google:datastore' and nrows>=1000:
|
|
message = T('at least %(nrows)s records found') % dict(nrows=nrows)
|
|
else:
|
|
message = T('%(nrows)s records found') % dict(nrows=nrows)
|
|
console.append(DIV(message or T('None'),_class='web2py_counter'))
|
|
|
|
paginator = UL()
|
|
if paginate and dbset._db._adapter.dbengine=='google:datastore':
|
|
#this means we may have a large table with an unknown number of rows.
|
|
try:
|
|
page = int(request.vars.page or 1)-1
|
|
except ValueError:
|
|
page = 0
|
|
paginator.append(LI('page %s'%(page+1)))
|
|
if next_cursor:
|
|
d = dict(page=page+2, cursor=next_cursor)
|
|
if order: d['order']=order
|
|
if request.vars.keywords: d['keywords']=request.vars.keywords
|
|
paginator.append(LI(
|
|
A('next',_href=url(vars=d),_class=trap_class())))
|
|
elif paginate and paginate<nrows:
|
|
npages, reminder = divmod(nrows, paginate)
|
|
if reminder:
|
|
npages += 1
|
|
try:
|
|
page = int(request.vars.page or 1) - 1
|
|
except ValueError:
|
|
page = 0
|
|
|
|
def self_link(name, p):
|
|
d = dict(page=p + 1)
|
|
if order:
|
|
d['order'] = order
|
|
if request.vars.keywords:
|
|
d['keywords'] = request.vars.keywords
|
|
return A(name, _href=url(vars=d), _class=trap_class())
|
|
NPAGES = 5 # window is 2*NPAGES
|
|
if page > NPAGES + 1:
|
|
paginator.append(LI(self_link('<<', 0)))
|
|
if page > NPAGES:
|
|
paginator.append(LI(self_link('<', page - 1)))
|
|
pages = range(max(0, page - NPAGES), min(page + NPAGES, npages))
|
|
for p in pages:
|
|
if p == page:
|
|
paginator.append(LI(A(p + 1, _onclick='return false'),
|
|
_class=trap_class('current')))
|
|
else:
|
|
paginator.append(LI(self_link(p + 1, p)))
|
|
if page < npages - NPAGES:
|
|
paginator.append(LI(self_link('>', page + 1)))
|
|
if page < npages - NPAGES - 1:
|
|
paginator.append(LI(self_link('>>', npages - 1)))
|
|
else:
|
|
limitby = None
|
|
|
|
if rows:
|
|
htmltable = TABLE(THEAD(head))
|
|
tbody = TBODY()
|
|
numrec = 0
|
|
for row in rows:
|
|
trcols = []
|
|
id = row[field_id]
|
|
if selectable:
|
|
trcols.append(
|
|
INPUT(_type="checkbox", _name="records", _value=id,
|
|
value=request.vars.records))
|
|
for field in fields:
|
|
if not str(field) in columns:
|
|
continue
|
|
if not field.readable:
|
|
continue
|
|
if field.type == 'blob':
|
|
continue
|
|
value = row[field]
|
|
maxlength = maxtextlengths.get(str(field), maxtextlength)
|
|
if field.represent:
|
|
try:
|
|
value = field.represent(value, row)
|
|
except KeyError:
|
|
try:
|
|
value = field.represent(
|
|
value, row[field._tablename])
|
|
except KeyError:
|
|
pass
|
|
elif field.type == 'boolean':
|
|
value = INPUT(_type="checkbox", _checked=value,
|
|
_disabled=True)
|
|
elif field.type == 'upload':
|
|
if value:
|
|
if callable(upload):
|
|
value = A(
|
|
T('file'), _href=upload(value))
|
|
elif upload:
|
|
value = A(T('file'),
|
|
_href='%s/%s' % (upload, value))
|
|
else:
|
|
value = ''
|
|
if isinstance(value, str):
|
|
value = truncate_string(value, maxlength)
|
|
elif not isinstance(value, DIV):
|
|
value = field.formatter(value)
|
|
trcols.append(TD(value))
|
|
row_buttons = TD(_class='row_buttons',_nowrap=True)
|
|
if links and links_in_grid:
|
|
toadd = []
|
|
for link in links:
|
|
if isinstance(link, dict):
|
|
toadd.append(TD(link['body'](row)))
|
|
else:
|
|
if link(row):
|
|
row_buttons.append(link(row))
|
|
if links_placement in ['right', 'both']:
|
|
trcols.extend(toadd)
|
|
if links_placement in ['left', 'both']:
|
|
linsert(trcols, 0, toadd)
|
|
|
|
if include_buttons_column:
|
|
if details and (not callable(details) or details(row)):
|
|
row_buttons.append(gridbutton(
|
|
'buttonview', 'View',
|
|
url(args=['view', tablename, id])))
|
|
if editable and (not callable(editable) or editable(row)):
|
|
row_buttons.append(gridbutton(
|
|
'buttonedit', 'Edit',
|
|
url(args=['edit', tablename, id])))
|
|
if deletable and (not callable(deletable) or deletable(row)):
|
|
row_buttons.append(gridbutton(
|
|
'buttondelete', 'Delete',
|
|
url(args=['delete', tablename, id]),
|
|
callback=url(args=['delete', tablename, id]),
|
|
noconfirm=noconfirm,
|
|
delete='tr'))
|
|
if buttons_placement in ['right', 'both']:
|
|
trcols.append(row_buttons)
|
|
if buttons_placement in ['left', 'both']:
|
|
trcols.insert(0, row_buttons)
|
|
if numrec % 2 == 0:
|
|
classtr = 'even'
|
|
else:
|
|
classtr = 'odd'
|
|
numrec += 1
|
|
if id:
|
|
rid = id
|
|
if callable(rid): # can this ever be callable?
|
|
rid = rid(row)
|
|
tr = TR(*trcols, **dict(
|
|
_id=rid,
|
|
_class='%s %s' % (classtr, 'with_id')))
|
|
else:
|
|
tr = TR(*trcols, **dict(_class=classtr))
|
|
tbody.append(tr)
|
|
htmltable.append(tbody)
|
|
htmltable = DIV(
|
|
htmltable, _class='web2py_htmltable',
|
|
_style='width:100%;overflow-x:auto;-ms-overflow-x:scroll')
|
|
if selectable:
|
|
htmltable = FORM(htmltable, INPUT(
|
|
_type="submit", _value=T(selectable_submit_button)))
|
|
if htmltable.process(formname=formname).accepted:
|
|
htmltable.vars.records = htmltable.vars.records or []
|
|
htmltable.vars.records = htmltable.vars.records if type(htmltable.vars.records) == list else [htmltable.vars.records]
|
|
records = [int(r) for r in htmltable.vars.records]
|
|
selectable(records)
|
|
redirect(referrer)
|
|
else:
|
|
htmltable = DIV(T('No records found'))
|
|
|
|
if csv and nrows:
|
|
export_links = []
|
|
for k, v in sorted(exportManager.items()):
|
|
if not v:
|
|
continue
|
|
label = v[1] if hasattr(v, "__getitem__") else k
|
|
link = url2(vars=dict(
|
|
order=request.vars.order or '',
|
|
_export_type=k,
|
|
keywords=request.vars.keywords or ''))
|
|
export_links.append(A(T(label), _href=link))
|
|
export_menu = \
|
|
DIV(T('Export:'), _class="w2p_export_menu", *export_links)
|
|
else:
|
|
export_menu = None
|
|
|
|
res = DIV(console, DIV(htmltable, _class="web2py_table"),
|
|
_class='%s %s' % (_class, ui.get('widget')))
|
|
if paginator.components:
|
|
res.append(
|
|
DIV(paginator,
|
|
_class="web2py_paginator %(header)s %(cornerbottom)s" % ui))
|
|
if export_menu:
|
|
res.append(export_menu)
|
|
res.create_form = create_form
|
|
res.update_form = update_form
|
|
res.view_form = view_form
|
|
res.search_form = search_form
|
|
res.rows = rows
|
|
return res
|
|
|
|
@staticmethod
|
|
def smartgrid(table, constraints=None, linked_tables=None,
|
|
links=None, links_in_grid=True,
|
|
args=None, user_signature=True,
|
|
divider='>', breadcrumbs_class='',
|
|
**kwargs):
|
|
"""
|
|
@auth.requires_login()
|
|
def index():
|
|
db.define_table('person',Field('name'),format='%(name)s')
|
|
db.define_table('dog',
|
|
Field('name'),Field('owner',db.person),format='%(name)s')
|
|
db.define_table('comment',Field('body'),Field('dog',db.dog))
|
|
if db(db.person).isempty():
|
|
from gluon.contrib.populate import populate
|
|
populate(db.person,300)
|
|
populate(db.dog,300)
|
|
populate(db.comment,1000)
|
|
db.commit()
|
|
form=SQLFORM.smartgrid(db[request.args(0) or 'person']) #***
|
|
return dict(form=form)
|
|
|
|
*** builds a complete interface to navigate all tables links
|
|
to the request.args(0)
|
|
table: pagination, search, view, edit, delete,
|
|
children, parent, etc.
|
|
|
|
constraints is a dict {'table':query} that limits which
|
|
records can be accessible
|
|
links is a dict like
|
|
{'tablename':[lambda row: A(....), ...]}
|
|
that will add buttons when table tablename is displayed
|
|
linked_tables is a optional list of tablenames of tables
|
|
to be linked
|
|
"""
|
|
request, T = current.request, current.T
|
|
if args is None:
|
|
args = []
|
|
|
|
def url(**b):
|
|
b['args'] = request.args[:nargs] + b.get('args', [])
|
|
b['hash_vars'] = False
|
|
b['user_signature'] = user_signature
|
|
return URL(**b)
|
|
|
|
db = table._db
|
|
breadcrumbs = []
|
|
if request.args(len(args)) != table._tablename:
|
|
request.args[:] = args + [table._tablename]
|
|
if links is None:
|
|
links = {}
|
|
if constraints is None:
|
|
constraints = {}
|
|
field = None
|
|
name = None
|
|
def format(table,row):
|
|
if not row:
|
|
return T('Unknown')
|
|
elif isinstance(table._format,str):
|
|
return table._format % row
|
|
elif callable(table._format):
|
|
return table._format(row)
|
|
else:
|
|
return '#'+str(row.id)
|
|
try:
|
|
nargs = len(args) + 1
|
|
previous_tablename, previous_fieldname, previous_id = \
|
|
table._tablename, None, None
|
|
while len(request.args) > nargs:
|
|
key = request.args(nargs)
|
|
if '.' in key:
|
|
id = request.args(nargs + 1)
|
|
tablename, fieldname = key.split('.', 1)
|
|
table = db[tablename]
|
|
field = table[fieldname]
|
|
field.default = id
|
|
referee = field.type[10:]
|
|
if referee != previous_tablename:
|
|
raise HTTP(400)
|
|
cond = constraints.get(referee, None)
|
|
if cond:
|
|
record = db(
|
|
db[referee]._id == id)(cond).select().first()
|
|
else:
|
|
record = db[referee](id)
|
|
if previous_id:
|
|
if record[previous_fieldname] != int(previous_id):
|
|
raise HTTP(400)
|
|
previous_tablename, previous_fieldname, previous_id = \
|
|
tablename, fieldname, id
|
|
name = format(db[referee],record)
|
|
breadcrumbs.append(
|
|
LI(A(T(db[referee]._plural),
|
|
_class=trap_class(),
|
|
_href=url()),
|
|
SPAN(divider, _class='divider'),
|
|
_class='w2p_grid_breadcrumb_elem'))
|
|
if kwargs.get('details', True):
|
|
breadcrumbs.append(
|
|
LI(A(name, _class=trap_class(),
|
|
_href=url(args=['view', referee, id])),
|
|
SPAN(divider, _class='divider'),
|
|
_class='w2p_grid_breadcrumb_elem'))
|
|
nargs += 2
|
|
else:
|
|
break
|
|
if nargs > len(args) + 1:
|
|
query = (field == id)
|
|
# cjk
|
|
# if isinstance(linked_tables, dict):
|
|
# linked_tables = linked_tables.get(table._tablename, [])
|
|
if linked_tables is None or referee in linked_tables:
|
|
field.represent = lambda id, r=None, referee=referee, rep=field.represent: A(callable(rep) and rep(id) or id, _class=trap_class(), _href=url(args=['view', referee, id]))
|
|
except (KeyError, ValueError, TypeError):
|
|
redirect(URL(args=table._tablename))
|
|
if nargs == len(args) + 1:
|
|
query = table._id != None
|
|
|
|
# filter out data info for displayed table
|
|
if table._tablename in constraints:
|
|
query = query & constraints[table._tablename]
|
|
if isinstance(links, dict):
|
|
links = links.get(table._tablename, [])
|
|
for key in 'columns,orderby,searchable,sortable,paginate,deletable,editable,details,selectable,create,fields'.split(','):
|
|
if isinstance(kwargs.get(key, None), dict):
|
|
if table._tablename in kwargs[key]:
|
|
kwargs[key] = kwargs[key][table._tablename]
|
|
else:
|
|
del kwargs[key]
|
|
check = {}
|
|
id_field_name = table._id.name
|
|
for rfield in table._referenced_by:
|
|
check[rfield.tablename] = \
|
|
check.get(rfield.tablename, []) + [rfield.name]
|
|
if isinstance(linked_tables, dict):
|
|
for tbl in linked_tables.keys():
|
|
tb = db[tbl]
|
|
if isinstance(linked_tables[tbl], list):
|
|
if len(linked_tables[tbl]) > 1:
|
|
t = T('%s(%s)' %(tbl, fld))
|
|
else:
|
|
t = T(tb._plural)
|
|
for fld in linked_tables[tbl]:
|
|
if fld not in db[tbl].fields:
|
|
raise ValueError('Field %s not in table' %fld)
|
|
args0 = tbl + '.' + fld
|
|
links.append(
|
|
lambda row, t=t, nargs=nargs, args0=args0:
|
|
A(SPAN(t), _class=trap_class(), _href=url(
|
|
args=[args0, row[id_field_name]])))
|
|
else:
|
|
t = T(tb._plural)
|
|
fld = linked_tables[tbl]
|
|
if fld not in db[tbl].fields:
|
|
raise ValueError('Field %s not in table' %fld)
|
|
args0 = tbl + '.' + fld
|
|
links.append(
|
|
lambda row, t=t, nargs=nargs, args0=args0:
|
|
A(SPAN(t), _class=trap_class(), _href=url(
|
|
args=[args0, row[id_field_name]])))
|
|
else:
|
|
for tablename in sorted(check):
|
|
linked_fieldnames = check[tablename]
|
|
tb = db[tablename]
|
|
multiple_links = len(linked_fieldnames) > 1
|
|
for fieldname in linked_fieldnames:
|
|
if linked_tables is None or tablename in linked_tables:
|
|
t = T(tb._plural) if not multiple_links else \
|
|
T(tb._plural + '(' + fieldname + ')')
|
|
args0 = tablename + '.' + fieldname
|
|
links.append(
|
|
lambda row, t=t, nargs=nargs, args0=args0:
|
|
A(SPAN(t), _class=trap_class(), _href=url(
|
|
args=[args0, row[id_field_name]])))
|
|
|
|
grid = SQLFORM.grid(query, args=request.args[:nargs], links=links,
|
|
links_in_grid=links_in_grid,
|
|
user_signature=user_signature, **kwargs)
|
|
|
|
if isinstance(grid, DIV):
|
|
header = table._plural
|
|
next = grid.create_form or grid.update_form or grid.view_form
|
|
breadcrumbs.append(LI(
|
|
A(T(header), _class=trap_class(),_href=url()),
|
|
SPAN(divider, _class='divider') if next else '',
|
|
_class='active w2p_grid_breadcrumb_elem'))
|
|
if grid.create_form:
|
|
header = T('New %(entity)s') % dict(entity=table._singular)
|
|
elif grid.update_form:
|
|
header = T('Edit %(entity)s') % dict(entity=format(table,grid.update_form.record))
|
|
elif grid.view_form:
|
|
header = T('View %(entity)s') % dict(entity=format(table,grid.view_form.record))
|
|
if next:
|
|
breadcrumbs.append(LI(
|
|
A(T(header), _class=trap_class(),_href=url()),
|
|
_class='active w2p_grid_breadcrumb_elem'))
|
|
grid.insert(
|
|
0, DIV(UL(*breadcrumbs, **{'_class': breadcrumbs_class}),
|
|
_class='web2py_breadcrumbs'))
|
|
return grid
|
|
|
|
|
|
class SQLTABLE(TABLE):
|
|
|
|
"""
|
|
given a Rows object, as returned by a db().select(), generates
|
|
an html table with the rows.
|
|
|
|
optional arguments:
|
|
|
|
:param linkto: URL (or lambda to generate a URL) to edit individual records
|
|
:param upload: URL to download uploaded files
|
|
:param orderby: Add an orderby link to column headers.
|
|
:param headers: dictionary of headers to headers redefinions
|
|
headers can also be a string to gerenare the headers from data
|
|
for now only headers="fieldname:capitalize",
|
|
headers="labels" and headers=None are supported
|
|
:param truncate: length at which to truncate text in table cells.
|
|
Defaults to 16 characters.
|
|
:param columns: a list or dict contaning the names of the columns to be shown
|
|
Defaults to all
|
|
|
|
Optional names attributes for passed to the <table> tag
|
|
|
|
The keys of headers and columns must be of the form "tablename.fieldname"
|
|
|
|
Simple linkto example::
|
|
|
|
rows = db.select(db.sometable.ALL)
|
|
table = SQLTABLE(rows, linkto='someurl')
|
|
|
|
This will link rows[id] to .../sometable/value_of_id
|
|
|
|
|
|
More advanced linkto example::
|
|
|
|
def mylink(field, type, ref):
|
|
return URL(args=[field])
|
|
|
|
rows = db.select(db.sometable.ALL)
|
|
table = SQLTABLE(rows, linkto=mylink)
|
|
|
|
This will link rows[id] to
|
|
current_app/current_controlle/current_function/value_of_id
|
|
|
|
New Implements: 24 June 2011:
|
|
-----------------------------
|
|
|
|
:param selectid: The id you want to select
|
|
:param renderstyle: Boolean render the style with the table
|
|
|
|
:param extracolumns = [{'label':A('Extra',_href='#'),
|
|
'class': '', #class name of the header
|
|
'width':'', #width in pixels or %
|
|
'content':lambda row, rc: A('Edit',_href='edit/%s'%row.id),
|
|
'selected': False #agregate class selected to this column
|
|
}]
|
|
|
|
|
|
:param headers = {'table.id':{'label':'Id',
|
|
'class':'', #class name of the header
|
|
'width':'', #width in pixels or %
|
|
'truncate': 16, #truncate the content to...
|
|
'selected': False #agregate class selected to this column
|
|
},
|
|
'table.myfield':{'label':'My field',
|
|
'class':'', #class name of the header
|
|
'width':'', #width in pixels or %
|
|
'truncate': 16, #truncate the content to...
|
|
'selected': False #agregate class selected to this column
|
|
},
|
|
}
|
|
|
|
table = SQLTABLE(rows, headers=headers, extracolumns=extracolumns)
|
|
`<
|
|
|
|
"""
|
|
|
|
def __init__(
|
|
self,
|
|
sqlrows,
|
|
linkto=None,
|
|
upload=None,
|
|
orderby=None,
|
|
headers={},
|
|
truncate=16,
|
|
columns=None,
|
|
th_link='',
|
|
extracolumns=None,
|
|
selectid=None,
|
|
renderstyle=False,
|
|
cid=None,
|
|
**attributes
|
|
):
|
|
|
|
TABLE.__init__(self, **attributes)
|
|
|
|
self.components = []
|
|
self.attributes = attributes
|
|
self.sqlrows = sqlrows
|
|
(components, row) = (self.components, [])
|
|
if not sqlrows:
|
|
return
|
|
if not columns:
|
|
columns = sqlrows.colnames
|
|
if headers == 'fieldname:capitalize':
|
|
headers = {}
|
|
for c in columns:
|
|
headers[c] = c.split('.')[-1].replace('_', ' ').title()
|
|
elif headers == 'labels':
|
|
headers = {}
|
|
for c in columns:
|
|
(t, f) = c.split('.')
|
|
field = sqlrows.db[t][f]
|
|
headers[c] = field.label
|
|
if headers is None:
|
|
headers = {}
|
|
else:
|
|
for c in columns: # new implement dict
|
|
if isinstance(headers.get(c, c), dict):
|
|
coldict = headers.get(c, c)
|
|
attrcol = dict()
|
|
if coldict['width'] != "":
|
|
attrcol.update(_width=coldict['width'])
|
|
if coldict['class'] != "":
|
|
attrcol.update(_class=coldict['class'])
|
|
row.append(TH(coldict['label'], **attrcol))
|
|
elif orderby:
|
|
row.append(TH(A(headers.get(c, c),
|
|
_href=th_link + '?orderby=' + c, cid=cid)))
|
|
else:
|
|
row.append(TH(headers.get(c, c)))
|
|
|
|
if extracolumns: # new implement dict
|
|
for c in extracolumns:
|
|
attrcol = dict()
|
|
if c['width'] != "":
|
|
attrcol.update(_width=c['width'])
|
|
if c['class'] != "":
|
|
attrcol.update(_class=c['class'])
|
|
row.append(TH(c['label'], **attrcol))
|
|
|
|
components.append(THEAD(TR(*row)))
|
|
|
|
tbody = []
|
|
for (rc, record) in enumerate(sqlrows):
|
|
row = []
|
|
if rc % 2 == 0:
|
|
_class = 'even'
|
|
else:
|
|
_class = 'odd'
|
|
|
|
if not selectid is None: # new implement
|
|
if record.get('id') == selectid:
|
|
_class += ' rowselected'
|
|
|
|
for colname in columns:
|
|
if not table_field.match(colname):
|
|
if "_extra" in record and colname in record._extra:
|
|
r = record._extra[colname]
|
|
row.append(TD(r))
|
|
continue
|
|
else:
|
|
raise KeyError(
|
|
"Column %s not found (SQLTABLE)" % colname)
|
|
(tablename, fieldname) = colname.split('.')
|
|
try:
|
|
field = sqlrows.db[tablename][fieldname]
|
|
except (KeyError, AttributeError):
|
|
field = None
|
|
if tablename in record \
|
|
and isinstance(record, Row) \
|
|
and isinstance(record[tablename], Row):
|
|
r = record[tablename][fieldname]
|
|
elif fieldname in record:
|
|
r = record[fieldname]
|
|
else:
|
|
raise SyntaxError('something wrong in Rows object')
|
|
r_old = r
|
|
if not field or isinstance(field, (Field.Virtual, Field.Lazy)):
|
|
pass
|
|
elif linkto and field.type == 'id':
|
|
try:
|
|
href = linkto(r, 'table', tablename)
|
|
except TypeError:
|
|
href = '%s/%s/%s' % (linkto, tablename, r_old)
|
|
r = A(r, _href=href)
|
|
elif isinstance(field.type, str) and field.type.startswith('reference'):
|
|
if linkto:
|
|
ref = field.type[10:]
|
|
try:
|
|
href = linkto(r, 'reference', ref)
|
|
except TypeError:
|
|
href = '%s/%s/%s' % (linkto, ref, r_old)
|
|
if ref.find('.') >= 0:
|
|
tref, fref = ref.split('.')
|
|
if hasattr(sqlrows.db[tref], '_primarykey'):
|
|
href = '%s/%s?%s' % (linkto, tref, urllib.urlencode({fref: r}))
|
|
r = A(represent(field, r, record), _href=str(href))
|
|
elif field.represent:
|
|
r = represent(field, r, record)
|
|
elif linkto and hasattr(field._table, '_primarykey')\
|
|
and fieldname in field._table._primarykey:
|
|
# have to test this with multi-key tables
|
|
key = urllib.urlencode(dict([
|
|
((tablename in record
|
|
and isinstance(record, Row)
|
|
and isinstance(record[tablename], Row)) and
|
|
(k, record[tablename][k])) or (k, record[k])
|
|
for k in field._table._primarykey]))
|
|
r = A(r, _href='%s/%s?%s' % (linkto, tablename, key))
|
|
elif isinstance(field.type, str) and field.type.startswith('list:'):
|
|
r = represent(field, r or [], record)
|
|
elif field.represent:
|
|
r = represent(field, r, record)
|
|
elif field.type == 'blob' and r:
|
|
r = 'DATA'
|
|
elif field.type == 'upload':
|
|
if upload and r:
|
|
r = A(current.T('file'), _href='%s/%s' % (upload, r))
|
|
elif r:
|
|
r = current.T('file')
|
|
else:
|
|
r = ''
|
|
elif field.type in ['string', 'text']:
|
|
r = str(field.formatter(r))
|
|
if headers != {}: # new implement dict
|
|
if isinstance(headers[colname], dict):
|
|
if isinstance(headers[colname]['truncate'], int):
|
|
r = truncate_string(
|
|
r, headers[colname]['truncate'])
|
|
elif not truncate is None:
|
|
r = truncate_string(r, truncate)
|
|
attrcol = dict() # new implement dict
|
|
if headers != {}:
|
|
if isinstance(headers[colname], dict):
|
|
colclass = headers[colname]['class']
|
|
if headers[colname]['selected']:
|
|
colclass = str(headers[colname]
|
|
['class'] + " colselected").strip()
|
|
if colclass != "":
|
|
attrcol.update(_class=colclass)
|
|
|
|
row.append(TD(r, **attrcol))
|
|
|
|
if extracolumns: # new implement dict
|
|
for c in extracolumns:
|
|
attrcol = dict()
|
|
colclass = c['class']
|
|
if c['selected']:
|
|
colclass = str(c['class'] + " colselected").strip()
|
|
if colclass != "":
|
|
attrcol.update(_class=colclass)
|
|
contentfunc = c['content']
|
|
row.append(TD(contentfunc(record, rc), **attrcol))
|
|
|
|
tbody.append(TR(_class=_class, *row))
|
|
|
|
if renderstyle:
|
|
components.append(STYLE(self.style()))
|
|
|
|
components.append(TBODY(*tbody))
|
|
|
|
def style(self):
|
|
|
|
css = '''
|
|
table tbody tr.odd {
|
|
background-color: #DFD;
|
|
}
|
|
table tbody tr.even {
|
|
background-color: #EFE;
|
|
}
|
|
table tbody tr.rowselected {
|
|
background-color: #FDD;
|
|
}
|
|
table tbody tr td.colselected {
|
|
background-color: #FDD;
|
|
}
|
|
table tbody tr:hover {
|
|
background: #DDF;
|
|
}
|
|
'''
|
|
|
|
return css
|
|
|
|
form_factory = SQLFORM.factory # for backward compatibility, deprecated
|
|
|
|
|
|
class ExportClass(object):
|
|
label = None
|
|
file_ext = None
|
|
content_type = None
|
|
|
|
def __init__(self, rows):
|
|
self.rows = rows
|
|
|
|
def represented(self):
|
|
def none_exception(value):
|
|
"""
|
|
returns a cleaned up value that can be used for csv export:
|
|
- unicode text is encoded as such
|
|
- None values are replaced with the given representation (default <NULL>)
|
|
"""
|
|
if value is None:
|
|
return '<NULL>'
|
|
elif isinstance(value, unicode):
|
|
return value.encode('utf8')
|
|
elif isinstance(value, Reference):
|
|
return int(value)
|
|
elif hasattr(value, 'isoformat'):
|
|
return value.isoformat()[:19].replace('T', ' ')
|
|
elif isinstance(value, (list, tuple)): # for type='list:..'
|
|
return bar_encode(value)
|
|
return value
|
|
|
|
represented = []
|
|
for record in self.rows:
|
|
row = []
|
|
for col in self.rows.colnames:
|
|
if not REGEX_TABLE_DOT_FIELD.match(col):
|
|
row.append(record._extra[col])
|
|
else:
|
|
(t, f) = col.split('.')
|
|
field = self.rows.db[t][f]
|
|
if isinstance(record.get(t, None), (Row, dict)):
|
|
value = record[t][f]
|
|
else:
|
|
value = record[f]
|
|
if field.type == 'blob' and not value is None:
|
|
value = ''
|
|
elif field.represent:
|
|
value = field.represent(value, record)
|
|
row.append(none_exception(value))
|
|
|
|
represented.append(row)
|
|
return represented
|
|
|
|
def export(self):
|
|
raise NotImplementedError
|
|
|
|
|
|
class ExporterTSV(ExportClass):
|
|
|
|
label = 'TSV'
|
|
file_ext = "csv"
|
|
content_type = "text/tab-separated-values"
|
|
|
|
def __init__(self, rows):
|
|
ExportClass.__init__(self, rows)
|
|
|
|
def export(self):
|
|
|
|
out = cStringIO.StringIO()
|
|
final = cStringIO.StringIO()
|
|
import csv
|
|
writer = csv.writer(out, delimiter='\t')
|
|
if self.rows:
|
|
import codecs
|
|
final.write(codecs.BOM_UTF16)
|
|
writer.writerow(
|
|
[unicode(col).encode("utf8") for col in self.rows.colnames])
|
|
data = out.getvalue().decode("utf8")
|
|
data = data.encode("utf-16")
|
|
data = data[2:]
|
|
final.write(data)
|
|
out.truncate(0)
|
|
records = self.represented()
|
|
for row in records:
|
|
writer.writerow(
|
|
[str(col).decode('utf8').encode("utf-8") for col in row])
|
|
data = out.getvalue().decode("utf8")
|
|
data = data.encode("utf-16")
|
|
data = data[2:]
|
|
final.write(data)
|
|
out.truncate(0)
|
|
return str(final.getvalue())
|
|
|
|
|
|
class ExporterCSV(ExportClass):
|
|
label = 'CSV'
|
|
file_ext = "csv"
|
|
content_type = "text/csv"
|
|
|
|
def __init__(self, rows):
|
|
ExportClass.__init__(self, rows)
|
|
|
|
def export(self):
|
|
if self.rows:
|
|
return self.rows.as_csv()
|
|
else:
|
|
return ''
|
|
|
|
class ExporterHTML(ExportClass):
|
|
label = 'HTML'
|
|
file_ext = "html"
|
|
content_type = "text/html"
|
|
|
|
def __init__(self, rows):
|
|
ExportClass.__init__(self, rows)
|
|
|
|
def export(self):
|
|
if self.rows:
|
|
return self.rows.xml()
|
|
else:
|
|
return '<html>\n<body>\n<table>\n</table>\n</body>\n</html>'
|
|
|
|
class ExporterXML(ExportClass):
|
|
label = 'XML'
|
|
file_ext = "xml"
|
|
content_type = "text/xml"
|
|
|
|
def __init__(self, rows):
|
|
ExportClass.__init__(self, rows)
|
|
|
|
def export(self):
|
|
if self.rows:
|
|
return self.rows.as_xml()
|
|
else:
|
|
return '<rows></rows>'
|
|
|
|
class ExporterJSON(ExportClass):
|
|
label = 'JSON'
|
|
file_ext = "json"
|
|
content_type = "application/json"
|
|
|
|
def __init__(self, rows):
|
|
ExportClass.__init__(self, rows)
|
|
|
|
def export(self):
|
|
if self.rows:
|
|
return self.rows.as_json()
|
|
else:
|
|
return 'null'
|