remove mismatched html tags
[redakcja.git] / apps / wiki / forms.py
index f3362e8..3cf5d11 100644 (file)
@@ -4,66 +4,13 @@
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 from django import forms
-from wiki.models import Book
+from django.core.exceptions import ValidationError
 from django.utils.translation import ugettext_lazy as _
 
-from dvcs.models import Tag
-
-class DocumentTagForm(forms.Form):
-    """
-        Form for tagging revisions.
-    """
-
-    id = forms.CharField(widget=forms.HiddenInput)
-    tag = forms.ModelChoiceField(queryset=Tag.objects.all())
-    revision = forms.IntegerField(widget=forms.HiddenInput)
-
-
-class DocumentCreateForm(forms.ModelForm):
-    """
-        Form used for creating new documents.
-    """
-    file = forms.FileField(required=False)
-    text = forms.CharField(required=False, widget=forms.Textarea)
-
-    class Meta:
-        model = Book
-        exclude = ['gallery']
-
-    def clean(self):
-        super(DocumentCreateForm, self).clean()
-        file = self.cleaned_data['file']
-
-        if file is not None:
-            try:
-                self.cleaned_data['text'] = file.read().decode('utf-8')
-            except UnicodeDecodeError:
-                raise forms.ValidationError("Text file must be UTF-8 encoded.")
-
-        if not self.cleaned_data["text"]:
-            raise forms.ValidationError("You must either enter text or upload a file")
-
-        return self.cleaned_data
-
-
-class DocumentsUploadForm(forms.Form):
-    """
-        Form used for uploading new documents.
-    """
-    file = forms.FileField(required=True, label=_('ZIP file'))
-
-    def clean(self):
-        file = self.cleaned_data['file']
-
-        import zipfile
-        try:
-            z = self.cleaned_data['zip'] = zipfile.ZipFile(file)
-        except zipfile.BadZipfile:
-            raise forms.ValidationError("Should be a ZIP file.")
-        if z.testzip():
-            raise forms.ValidationError("ZIP file corrupt.")
-
-        return self.cleaned_data
+from catalogue.constants import STAGES
+from catalogue.models import Category
+from catalogue.models.document import metadata_from_text
+from librarian.document import Document
 
 
 class DocumentTextSaveForm(forms.Form):
@@ -72,39 +19,82 @@ class DocumentTextSaveForm(forms.Form):
 
         * parent_revision - revision which the modified text originated from.
         * comment - user's verbose comment; will be used in commit.
-        * stage_completed - mark this change as end of given stage.
+        * stage - change to this stage
 
     """
 
-    parent_revision = forms.IntegerField(widget=forms.HiddenInput)
+    parent_revision = forms.IntegerField(widget=forms.HiddenInput, required=False)
     text = forms.CharField(widget=forms.HiddenInput)
 
     author_name = forms.CharField(
-        required=False,
+        required=True,
         label=_(u"Author"),
         help_text=_(u"Your name"),
     )
 
     author_email = forms.EmailField(
-        required=False,
+        required=True,
         label=_(u"Author's email"),
         help_text=_(u"Your email address, so we can show a gravatar :)"),
     )
 
     comment = forms.CharField(
-        required=True,
+        required=False,
         widget=forms.Textarea,
         label=_(u"Your comments"),
         help_text=_(u"Describe changes you made."),
     )
 
-    stage_completed = forms.ModelChoiceField(
-        queryset=Tag.objects.all(),
+    stage = forms.ChoiceField(
+        choices=STAGES,
         required=False,
-        label=_(u"Completed"),
-        help_text=_(u"If you completed a life cycle stage, select it."),
+        label=_(u"Stage"),
+        help_text=_(u"If completed a work stage, change to another one."),
     )
 
+    def __init__(self, *args, **kwargs):
+        user = kwargs.pop('user')
+        super(DocumentTextSaveForm, self).__init__(*args, **kwargs)
+        if user and user.is_authenticated():
+            self.fields['author_name'].required = False
+            self.fields['author_email'].required = False
+
+    def clean_text(self):
+        text = self.cleaned_data['text']
+        try:
+            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.')
+        metadata = metadata_from_text(text)
+        for category in Category.objects.all():
+            values = metadata.get(category.dc_tag)
+            if not category.multiple:
+                values = [values]
+            if not values:
+                values = []
+            for value in values:
+                if not category.tag_set.filter(dc_value=value):
+                    raise ValidationError('Invalid value for dc:%s: %s' % (category.dc_tag, value))
+        return text
+
 
 class DocumentTextRevertForm(forms.Form):
     """
@@ -130,8 +120,12 @@ class DocumentTextRevertForm(forms.Form):
     )
 
     comment = forms.CharField(
-        required=True,
+        required=False,
         widget=forms.Textarea,
         label=_(u"Your comments"),
         help_text=_(u"Describe the reason for reverting."),
     )
+
+
+class DocumentTextPublishForm(forms.Form):
+    revision = forms.IntegerField(widget=forms.HiddenInput)