remove db from examples
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@@ -1,90 +0,0 @@
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from gluon.fileutils import read_file
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response.menu = [['Register Person', False, URL('register_person')],
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['Register Dog', False, URL('register_dog')],
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['Register Product', False, URL('register_product')],
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['Buy product', False, URL('buy')]]
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def register_person():
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""" simple person registration form with validation and database.insert()
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also lists all records currently in the table"""
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# create an insert form from the table
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form = SQLFORM(db.person)
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# if form correct perform the insert
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if form.process().accepted:
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response.flash = 'new record inserted'
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# and get a list of all persons
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records = SQLTABLE(db().select(db.person.ALL),headers='fieldname:capitalize')
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return dict(form=form, records=records)
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def register_dog():
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""" simple person registration form with validation and database.insert()
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also lists all records currently in the table"""
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form = SQLFORM(db.dog)
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if form.process().accepted:
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response.flash = 'new record inserted'
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download = URL('download') # to see the picture
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records = SQLTABLE(db().select(db.dog.ALL), upload=download,
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headers='fieldname:capitalize')
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return dict(form=form, records=records)
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def register_product():
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""" simple person registration form with validation and database.insert()
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also lists all records currently in the table"""
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form = SQLFORM(db.product)
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if form.process().accepted:
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response.flash = 'new record inserted'
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records = SQLTABLE(db().select(db.product.ALL),
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headers='fieldname:capitalize')
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return dict(form=form, records=records)
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def buy():
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""" uses a form to query who is buying what. validates form and
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updates existing record or inserts new record in purchases """
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form = SQLFORM.factory(
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Field('buyer_id',requires=IS_IN_DB(db,db.person.id,'%(name)s')),
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Field('product_id',requires=IS_IN_DB(db,db.product.id,'%(name)s')),
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Field('quantity','integer',requires=IS_INT_IN_RANGE(1,100)))
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if form.process().accepted:
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# get previous purchese
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purchase = db((db.purchase.buyer_id == form.vars.buyer_id)&
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(db.purchase.product_id==form.vars.product_id)).select().first()
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if purchase:
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# if list contains a record, update that record
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purchase.update_record(
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quantity = purchase.quantity+form.vars.quantity)
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else:
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# self insert a new record in table
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db.purchase.insert(buyer_id=form.vars.buyer_id,
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product_id=form.vars.product_id,
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quantity=form.vars.quantity)
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response.flash = 'product purchased!'
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elif form.errors:
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response.flash = 'invalid values in form!'
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# now get a list of all purchases
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records = SQLTABLE(db(purchased).select(),headers='fieldname:capitalize')
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return dict(form=form, records=records)
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def delete_purchased():
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""" delete all records in purchases """
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db(db.purchase.id > 0).delete()
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redirect(URL('buy'))
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def download():
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""" used to download uploaded files """
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return response.download(request,db)
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