new validator IS_LIST_OF_EMAILS

VERSION

@@ -1 +1 @@
-Version 2.6.3-stable+timestamp.2013.09.20.20.56.30
+Version 2.6.3-stable+timestamp.2013.09.20.21.16.00

gluon/__init__.py

@@ -10,7 +10,7 @@ Web2Py framework modules
 ========================
 """
 
-__all__ = ['A', 'B', 'BEAUTIFY', 'BODY', 'BR', 'CAT', 'CENTER', 'CLEANUP', 'CODE', 'CRYPT', 'DAL', 'DIV', 'EM', 'EMBED', 'FIELDSET', 'FORM', 'Field', 'H1', 'H2', 'H3', 'H4', 'H5', 'H6', 'HEAD', 'HR', 'HTML', 'HTTP', 'I', 'IFRAME', 'IMG', 'INPUT', 'IS_ALPHANUMERIC', 'IS_DATE', 'IS_DATETIME', 'IS_DATETIME_IN_RANGE', 'IS_DATE_IN_RANGE', 'IS_DECIMAL_IN_RANGE', 'IS_EMAIL', 'IS_EMPTY_OR', 'IS_EQUAL_TO', 'IS_EXPR', 'IS_FLOAT_IN_RANGE', 'IS_IMAGE', 'IS_JSON', 'IS_INT_IN_RANGE', 'IS_IN_DB', 'IS_IN_SET', 'IS_IPV4', 'IS_LENGTH', 'IS_LIST_OF', 'IS_LOWER', 'IS_MATCH', 'IS_NOT_EMPTY', 'IS_NOT_IN_DB', 'IS_NULL_OR', 'IS_SLUG', 'IS_STRONG', 'IS_TIME', 'IS_UPLOAD_FILENAME', 'IS_UPPER', 'IS_URL', 'LABEL', 'LEGEND', 'LI', 'LINK', 'LOAD', 'MARKMIN', 'MENU', 'META', 'OBJECT', 'OL', 'ON', 'OPTGROUP', 'OPTION', 'P', 'PRE', 'SCRIPT', 'SELECT', 'SPAN', 'SQLFORM', 'SQLTABLE', 'STRONG', 'STYLE', 'TABLE', 'TAG', 'TBODY', 'TD', 'TEXTAREA', 'TFOOT', 'TH', 'THEAD', 'TITLE', 'TR', 'TT', 'UL', 'URL', 'XHTML', 'XML', 'redirect', 'current', 'embed64']
+__all__ = ['A', 'B', 'BEAUTIFY', 'BODY', 'BR', 'CAT', 'CENTER', 'CLEANUP', 'CODE', 'CRYPT', 'DAL', 'DIV', 'EM', 'EMBED', 'FIELDSET', 'FORM', 'Field', 'H1', 'H2', 'H3', 'H4', 'H5', 'H6', 'HEAD', 'HR', 'HTML', 'HTTP', 'I', 'IFRAME', 'IMG', 'INPUT', 'IS_ALPHANUMERIC', 'IS_DATE', 'IS_DATETIME', 'IS_DATETIME_IN_RANGE', 'IS_DATE_IN_RANGE', 'IS_DECIMAL_IN_RANGE', 'IS_EMAIL', 'IS_LIST_OF_EMAILS', 'IS_EMPTY_OR', 'IS_EQUAL_TO', 'IS_EXPR', 'IS_FLOAT_IN_RANGE', 'IS_IMAGE', 'IS_JSON', 'IS_INT_IN_RANGE', 'IS_IN_DB', 'IS_IN_SET', 'IS_IPV4', 'IS_LENGTH', 'IS_LIST_OF', 'IS_LOWER', 'IS_MATCH', 'IS_NOT_EMPTY', 'IS_NOT_IN_DB', 'IS_NULL_OR', 'IS_SLUG', 'IS_STRONG', 'IS_TIME', 'IS_UPLOAD_FILENAME', 'IS_UPPER', 'IS_URL', 'LABEL', 'LEGEND', 'LI', 'LINK', 'LOAD', 'MARKMIN', 'MENU', 'META', 'OBJECT', 'OL', 'ON', 'OPTGROUP', 'OPTION', 'P', 'PRE', 'SCRIPT', 'SELECT', 'SPAN', 'SQLFORM', 'SQLTABLE', 'STRONG', 'STYLE', 'TABLE', 'TAG', 'TBODY', 'TD', 'TEXTAREA', 'TFOOT', 'TH', 'THEAD', 'TITLE', 'TR', 'TT', 'UL', 'URL', 'XHTML', 'XML', 'redirect', 'current', 'embed64']
 
 from globals import current
 from html import *

gluon/validators.py

@@ -42,6 +42,7 @@ __all__ = [
     'IS_DATETIME',
     'IS_DECIMAL_IN_RANGE',
     'IS_EMAIL',
+    'IS_LIST_OF_EMAILS',
     'IS_EMPTY_OR',
     'IS_EXPR',
     'IS_FLOAT_IN_RANGE',
@@ -1178,6 +1179,39 @@ class IS_EMAIL(Validator):
                 return (value, None)
         return (value, translate(self.error_message))
 
+class IS_LIST_OF_EMAILS(object):
+    """
+    use as follows:
+    Field('emails','list:string',
+          widget=SQLFORM.widgets.text.widget,
+          requires=IS_LIST_OF_EMAILS(),
+          represent=lambda v,r: \
+             SPAN(*[A(x,_href='mailto:'+x) for x in (v or [])])
+          )
+    """
+    split_emails = re.compile('[^,;\s]+')
+    def __init__(self, error_message = 'Invalid emails: %s'):
+        self.error_message = error_message
+
+    def __call__(self, value):
+        bad_emails = []
+        emails = []
+        f = IS_EMAIL()
+        for email in self.split_emails.findall(value):
+            if not email in emails:
+                emails.append(email)
+            error = f(email)[1]
+            if error and not email in bad_emails:
+                bad_emails.append(email)
+        if not bad_emails:
+            return (value, None)
+        else:
+            return (value, 
+                    translate(self.error_message) % ', '.join(bad_emails))
+
+    def formatter(self,value,row=None):
+        return ', '.join(value or [])
+    
 
 # URL scheme source:
 # <http://en.wikipedia.org/wiki/URI_scheme> obtained on 2008-Nov-10