[Zope3-checkins] SVN: Zope3/branches/3.2/ - Fixed bug #717: formlib raised FormError when schema fields were$ missing

[Christian Theune]

Log message for revision 71533:
  - Fixed bug #717: formlib raised FormError when schema fields were$ missing
    from a request although not required.$
  

Changed:
  U   Zope3/branches/3.2/doc/CHANGES.txt
  U   Zope3/branches/3.2/src/zope/formlib/form.py
  U   Zope3/branches/3.2/src/zope/formlib/form.txt

-=-
Modified: Zope3/branches/3.2/doc/CHANGES.txt
===================================================================
--- Zope3/branches/3.2/doc/CHANGES.txt	2006-12-11 18:22:18 UTC (rev 71532)
+++ Zope3/branches/3.2/doc/CHANGES.txt	2006-12-11 18:25:10 UTC (rev 71533)
@@ -10,6 +10,9 @@
 
     Bug fixes
 
+      - Fixed bug #717: formlib raised FormError when schema fields were
+        missing from a request although not required.
+
       - Fixed bug #738: RestrictedPython was unable to parse
         Unicode expressions correctly (as passed in from e.g. ZPTPages).
 

Modified: Zope3/branches/3.2/src/zope/formlib/form.py
===================================================================
--- Zope3/branches/3.2/src/zope/formlib/form.py	2006-12-11 18:22:18 UTC (rev 71532)
+++ Zope3/branches/3.2/src/zope/formlib/form.py	2006-12-11 18:25:10 UTC (rev 71533)
@@ -316,7 +316,7 @@
             name = _widgetKey(widget, form_prefix)
 
             if not widget.hasInput():
-                raise interfaces.FormError("No input", name)
+                continue
 
             try:
                 data[name] = widget.getInputValue()

Modified: Zope3/branches/3.2/src/zope/formlib/form.txt
===================================================================
--- Zope3/branches/3.2/src/zope/formlib/form.txt	2006-12-11 18:22:18 UTC (rev 71532)
+++ Zope3/branches/3.2/src/zope/formlib/form.txt	2006-12-11 18:25:10 UTC (rev 71533)
@@ -29,6 +29,7 @@
     ...     name = schema.TextLine(title=u"Name")
     ...     min_size = schema.Float(title=u"Minimum size")
     ...     max_size = schema.Float(title=u"Maximum size")
+    ...     color = schema.TextLine(title=u"Color", required=False)
     ...     now = schema.Datetime(title=u"Now", readonly=True)
 
     >>> from zope.formlib import form
@@ -38,10 +39,10 @@
 This sets up a set of form fields from the interface, IOrder.
 
     >>> len(MyForm.form_fields)
-    5
+    6
 
     >>> [w.__name__ for w in MyForm.form_fields]
-    ['identifier', 'name', 'min_size', 'max_size', 'now']
+    ['identifier', 'name', 'min_size', 'max_size', 'color', 'now']
 
 We can access individual form fields by name:
 
@@ -56,7 +57,7 @@
 or by omitting fields:
 
     >>> [w.__name__ for w in MyForm.form_fields.omit('now', 'identifier')]
-    ['name', 'min_size', 'max_size']
+    ['name', 'min_size', 'max_size', 'color']
 
 We can omit read-only fields using the omit_readonly option when
 setting up the fields:
@@ -64,7 +65,7 @@
     >>> class MyForm:
     ...     form_fields = form.Fields(IOrder, omit_readonly=True)
     >>> [w.__name__ for w in MyForm.form_fields]
-    ['name', 'min_size', 'max_size']
+    ['name', 'min_size', 'max_size', 'color']
 
 
 Getting HTML
@@ -103,7 +104,10 @@
            type="text" value=""  />
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value=""  />
+    <input class="textType" id="form.color" name="form.color" size="20"
+           type="text" value=""  />
 
+
 If the request contains any form data, that will be reflected in the
 output:
 
@@ -115,7 +119,10 @@
            type="text" value=""  />
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value=""  />
+    <input class="textType" id="form.color" name="form.color"
+           size="20" type="text" value=""  />
 
+
 Sometimes we don't want this behavior: we want to ignore the request values,
 particularly after a form has been processed and before it is drawn again.
 This can be accomplished with the 'ignore_request' argument in
@@ -129,7 +136,10 @@
            type="text" value=""  />
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value=""  />
+    <input class="textType" id="form.color" name="form.color" size="20"
+           type="text" value=""  />
 
+
 Reading data
 ============
 
@@ -195,6 +205,8 @@
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value=""  />
     <span class="error">Required input is missing.</span>
+    <input class="textType" id="form.color" name="form.color" size="20"
+           type="text" value=""  />
     {'name': u'bob'}
 
 
@@ -215,6 +227,8 @@
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value=""  />
     <span class="error">Required input is missing.</span>
+    <input class="textType" id="form.color" name="form.color" size="20" 
+           type="text" value=""  />
     {'name': u'bob'}
 
 If we provide valid data, we'll get the data back:
@@ -228,6 +242,8 @@
            type="text" value="42.0"  />
     <input class="textType" id="form.max_size" name="form.max_size" size="10"
            type="text" value="142.0"  />
+    <input class="textType" id="form.color" name="form.color" size="20"
+           type="text" value=""  />
     {'max_size': 142.0,
      'min_size': 42.0,
      'name': u'bob'}