Fixed #3409 -- Added render_value argument to newforms PasswordInput. Thanks for the patch, scott@staplefish.com

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4523 bcc190cf-cafb-0310-a4f2-bffc1f526a37

AUTHORS

@@ -157,6 +157,7 @@ answer newbie questions, and generally made Django that much better:
     Oliver Rutherfurd <http://rutherfurd.net/>
     Ivan Sagalaev (Maniac) <http://www.softwaremaniacs.org/>
     David Schein
+    scott@staplefish.com
     serbaut@gmail.com
     Pete Shinners <pete@shinners.org>
     SmileyChris <smileychris@gmail.com>

django/newforms/widgets.py

@@ -81,6 +81,14 @@ class TextInput(Input):
 class PasswordInput(Input):
     input_type = 'password'
 
+    def __init__(self, attrs=None, render_value=True):
+        self.attrs = attrs or {}
+        self.render_value = render_value
+
+    def render(self, name, value, attrs=None):
+        if not self.render_value: value=None
+        return super(PasswordInput, self).render(name, value, attrs)
+
 class HiddenInput(Input):
     input_type = 'hidden'
     is_hidden = True

tests/regressiontests/forms/tests.py

@@ -72,6 +72,22 @@ u'<input type="password" class="special" name="email" />'
 >>> w.render('email', 'ŠĐĆŽćžšđ', attrs={'class': 'fun'})
 u'<input type="password" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />'
 
+The render_value argument lets you specify whether the widget should render
+its value. You may want to do this for security reasons.
+>>> w = PasswordInput(render_value=True)
+>>> w.render('email', 'secret')
+u'<input type="password" name="email" value="secret" />'
+>>> w = PasswordInput(render_value=False)
+>>> w.render('email', '')
+u'<input type="password" name="email" />'
+>>> w.render('email', None)
+u'<input type="password" name="email" />'
+>>> w.render('email', 'secret')
+u'<input type="password" name="email" />'
+>>> w = PasswordInput(attrs={'class': 'fun'}, render_value=False)
+>>> w.render('email', 'secret')
+u'<input type="password" class="fun" name="email" />'
+
 # HiddenInput Widget ############################################################
 
 >>> w = HiddenInput()