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[redakcja.git] / apps / wiki / forms.py

diff --git a/apps/wiki/forms.py b/apps/wiki/forms.py
index 3ea36a3..c2cb0ee 100644 (file)
--- a/apps/wiki/forms.py
+++ b/apps/wiki/forms.py
@@ -44,7 +44,7 @@ class DocumentTextSaveForm(forms.Form):
     )
 
     stage = forms.ChoiceField(
-        choices=[(s, s) for s in STAGES],
+        choices=STAGES,
         required=False,
         label=_(u"Stage"),
         help_text=_(u"If completed a work stage, change to another one."),
@@ -60,9 +60,27 @@ class DocumentTextSaveForm(forms.Form):
     def clean_text(self):
         text = self.cleaned_data['text']
         try:
-            Document.from_string(text)
+            doc = Document.from_string(text)
         except ValueError as e:
             raise ValidationError(e.message)
+
+        from librarian import SSTNS, DCNS
+        root_elem = doc.edoc.getroot()
+        if len(root_elem) < 1 or root_elem[0].tag != SSTNS('metadata'):
+            raise ValidationError("The first tag in section should be metadata")
+        if len(root_elem) < 2 or root_elem[1].tag != SSTNS('header'):
+            raise ValidationError("The first tag after metadata should be header")
+        header = root_elem[1]
+        if not getattr(header, 'text', None) or not header.text.strip():
+            raise ValidationError(
+                "The first header should contain the title in plain text (no links, emphasis etc.) and cannot be empty")
+
+        cover_url = doc.meta.get_one(DCNS('relation.coverimage.url'))
+        if cover_url:
+            ext = cover_url.rsplit('.', 1)[-1].lower()
+            if ext not in ('jpg', 'jpeg', 'png', 'gif', 'svg'):
+                raise ValidationError('Invalid cover image format, should be an image file (jpg, png, gif, svg). '
+                                      'Change it in Metadata.')
         return text