prettier filtering for resources
[redakcja.git] / apps / wiki / forms.py
index 4fb71a5..3cf5d11 100644 (file)
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 from django import forms
-from wiki.models import Document, getstorage
-from wiki.constants import DOCUMENT_TAGS, DOCUMENT_STAGES
+from django.core.exceptions import ValidationError
 from django.utils.translation import ugettext_lazy as _
 
+from catalogue.constants import STAGES
+from catalogue.models import Category
+from catalogue.models.document import metadata_from_text
+from librarian.document import Document
 
-class DocumentForm(forms.Form):
-    """ Old form for saving document's text """
 
-    name = forms.CharField(widget=forms.HiddenInput)
-    text = forms.CharField(widget=forms.Textarea)
-    revision = forms.IntegerField(widget=forms.HiddenInput)
-    comment = forms.CharField()
-
-    def __init__(self, *args, **kwargs):
-        document = kwargs.pop('instance', None)
-        super(DocumentForm, self).__init__(*args, **kwargs)
-        if document:
-            self.fields['name'].initial = document.name
-            self.fields['text'].initial = document.text
-            self.fields['revision'].initial = document.revision()
-
-    def save(self, document_author='anonymous'):
-        storage = getstorage()
+class DocumentTextSaveForm(forms.Form):
+    """
+    Form for saving document's text:
 
-        document = Document(storage, name=self.cleaned_data['name'], text=self.cleaned_data['text'])
+        * parent_revision - revision which the modified text originated from.
+        * comment - user's verbose comment; will be used in commit.
+        * stage - change to this stage
 
-        storage.put(document,
-                author=document_author,
-                comment=self.cleaned_data['comment'],
-                parent=self.cleaned_data['revision'])
+    """
 
-        return storage.get(self.cleaned_data['name'])
+    parent_revision = forms.IntegerField(widget=forms.HiddenInput, required=False)
+    text = forms.CharField(widget=forms.HiddenInput)
 
+    author_name = forms.CharField(
+        required=True,
+        label=_(u"Author"),
+        help_text=_(u"Your name"),
+    )
 
-class DocumentTagForm(forms.Form):
+    author_email = forms.EmailField(
+        required=True,
+        label=_(u"Author's email"),
+        help_text=_(u"Your email address, so we can show a gravatar :)"),
+    )
 
-    id = forms.CharField(widget=forms.HiddenInput)
-    tag = forms.ChoiceField(choices=DOCUMENT_TAGS)
-    revision = forms.IntegerField(widget=forms.HiddenInput)
+    comment = forms.CharField(
+        required=False,
+        widget=forms.Textarea,
+        label=_(u"Your comments"),
+        help_text=_(u"Describe changes you made."),
+    )
 
+    stage = forms.ChoiceField(
+        choices=STAGES,
+        required=False,
+        label=_(u"Stage"),
+        help_text=_(u"If completed a work stage, change to another one."),
+    )
 
-class DocumentTextSaveForm(forms.Form):
+    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):
     """
-    Form for saving document's text:
+    Form for reverting document's text:
 
-        * name - document's storage identifier.
-        * parent_revision - revision which the modified text originated from.
+        * revision - revision to revert to.
         * comment - user's verbose comment; will be used in commit.
-        * stage_completed - mark this change as end of given stage.
 
     """
 
-    id = forms.CharField(widget=forms.HiddenInput)
-    parent_revision = forms.IntegerField(widget=forms.HiddenInput)
-    text = forms.CharField(widget=forms.HiddenInput)
+    revision = forms.IntegerField(widget=forms.HiddenInput)
 
-    author = forms.CharField(
+    author_name = forms.CharField(
         required=False,
-        label=_(u"Autor"),
-        help_text=_(u"Twoje imie i nazwisko lub email."),
+        label=_(u"Author"),
+        help_text=_(u"Your name"),
     )
 
-    comment = forms.CharField(
-        required=True,
-        widget=forms.Textarea,
-        label=_(u"Twój komentarz"),
-        help_text=_(u"Opisz w miarę dokładnie swoje zmiany."),
+    author_email = forms.EmailField(
+        required=False,
+        label=_(u"Author's email"),
+        help_text=_(u"Your email address, so we can show a gravatar :)"),
     )
 
-    stage_completed = forms.ChoiceField(
-        choices=DOCUMENT_STAGES,
+    comment = forms.CharField(
         required=False,
-        label=_(u"Skończyłem robić"),
-        help_text=_(u"Jeśli skończyłeś jeden z etapów utworu, wybierz go."),
+        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)