Fixed bug: Added column operator to table wrinncache.

[philipp/winterrodeln/wrpylib.git] / wrpylib / wrvalidators.py

diff --git a/wrpylib/wrvalidators.py b/wrpylib/wrvalidators.py
index 825050e15b9a2073d83547ea78ac24c9333ccf84..7d8b67023ace36d8418d9217c4119c464613413d 100644 (file)
--- a/wrpylib/wrvalidators.py
+++ b/wrpylib/wrvalidators.py
@@ -598,6 +598,38 @@ class PhoneCommentListNeinLoopNone(NoneValidator):
         NoneValidator.__init__(self, NeinValidator(Loop(ValueCommentList(PhoneNumber(default_cc=43), comments_are_optional=comments_are_optional))))
 
 
+class MaskedEmail(formencode.FancyValidator):
+    """A masked email address as defined here is an email address that has the `@` character replacted by the text `(at)`.
+    So instead of `abd.def@example.com` it would be `abc.def(at)example.com`.
+    This validator takes either a normal or a masked email address in it's to_python method and returns the normal email address as well
+    as a bool indicating whether the email address was masked.
+    u''                       <=> (None, None)
+    u'abc.def@example.com'    <=> (u'abc.def@example.com', False)
+    u'abc.def(at)example.com' <=> (u'abc.def@example.com', True)
+    
+    """
+    def __init__(self, *args, **kw):
+        if not kw.has_key('strip'): kw['strip'] = True
+        if not kw.has_key('not_empty'): kw['not_empty'] = False
+        if not kw.has_key('if_empty'): kw['if_empty'] = (None, None)
+        self.at = '(at)'
+        formencode.FancyValidator.__init__(self, *args, **kw)
+
+    def _to_python(self, value, state):
+        email = value.replace(self.at, '@')
+        masked = value != email
+        val_email = formencode.validators.Email()
+        return val_email.to_python(email), masked
+
+    def _from_python(self, value, state):
+        email, masked = value
+        if email is None: return u''
+        val_email = formencode.validators.Email()
+        email = val_email.from_python(email)
+        if masked: email = email.replace('@', self.at)
+        return email
+
+
 class EmailCommentListNeinLoopNone(NoneValidator):
     """Converts a semicolon-separated list of email addresses with optional comments to itself.
     The special value of u'Nein' indicates that there are no email addresses.
@@ -606,9 +638,12 @@ class EmailCommentListNeinLoopNone(NoneValidator):
     u'Nein'                                               <=> u'Nein'
     u'first@example.com'                                  <=> u'first@example.com'
     u'first@example.com (Nur Winter); second@example.com' <=> u'first@example.com (Nur Winter); second@example.com'
+
+    If the parameter allow_masked_email is true, the following gives no error:
+    u'abc.def(at)example.com (comment)'                   <=> u'abc.def(at)example.com (comment)'
     """
-    def __init__(self):
-        NoneValidator.__init__(self, NeinValidator(Loop(ValueCommentList(formencode.validators.Email()))))
+    def __init__(self, allow_masked_email=False):
+        NoneValidator.__init__(self, NeinValidator(Loop(ValueCommentList(MaskedEmail() if allow_masked_email else formencode.validators.Email()))))
 
 
 class WikiPage(formencode.FancyValidator):