Ensure that CreateForm fails when slug field is longer than the maximum allowed slug length (#57)

requirements.txt

 django>=1.4
-South<0.8
+South
 Markdown<2.3.0
 django-sekizai<0.7
 django-mptt>=0.5.3
-sorl-thumbnail
+sorl-thumbnail
\ No newline at end of file

wiki/forms.py

@@ -199,7 +199,8 @@ class CreateForm(forms.Form):
         self.urlpath_parent = urlpath_parent
     
     title = forms.CharField(label=_(u'Title'),)
-    slug = forms.SlugField(label=_(u'Slug'), help_text=_(u"This will be the address where your article can be found. Use only alphanumeric characters and - or _. Note that you cannot change the slug after creating the article."),)
+    slug = forms.SlugField(label=_(u'Slug'), help_text=_(u"This will be the address where your article can be found. Use only alphanumeric characters and - or _. Note that you cannot change the slug after creating the article."),
+                           max_length=models.URLPath.SLUG_MAX_LENGTH)
     content = forms.CharField(label=_(u'Contents'),
                               required=False, widget=getEditor().get_widget()) #@UndefinedVariable
     

wiki/models/urlpath.py

@@ -39,7 +39,10 @@ class URLPath(MPTTModel):
     article = models.ForeignKey(Article, on_delete=models.CASCADE, editable=False,
                                 verbose_name=_(u'Cache lookup value for articles'))
     
-    slug = models.SlugField(verbose_name=_(u'slug'), null=True, blank=True)
+    SLUG_MAX_LENGTH = 50
+    
+    slug = models.SlugField(verbose_name=_(u'slug'), null=True, blank=True,
+                            max_length=SLUG_MAX_LENGTH)
     site = models.ForeignKey(Site)
     parent = TreeForeignKey('self', null=True, blank=True, related_name='children')