refs #62.
[redakcja.git] / apps / explorer / forms.py
index 2d1c99a..f7fcf07 100644 (file)
@@ -1,11 +1,13 @@
 from django import forms
 
-from explorer import models
+from lxml import etree
+from librarian import dcparser
 
+from explorer import models
 
 class BookForm(forms.Form):
-    text = forms.CharField(widget=forms.Textarea)
-    
+    content = forms.CharField(widget=forms.Textarea)
+    message = forms.CharField(required=False)
 
 class ImageFoldersForm(forms.Form):
     folders = forms.ChoiceField(required=False)
@@ -14,3 +16,50 @@ class ImageFoldersForm(forms.Form):
         super(ImageFoldersForm, self).__init__(*args, **kwargs)
         self.fields['folders'].choices = [('', '-- Wybierz folder z obrazkami --')] + [(fn, fn) for fn in models.get_image_folders()]
 
+
+class DublinCoreForm(forms.Form):
+    wiki_url = forms.URLField(verify_exists=False)
+    author = forms.CharField()
+    title = forms.CharField()
+    epoch = forms.CharField()
+    kind = forms.CharField()
+    genre = forms.CharField()
+    created_at = forms.DateField()
+    released_to_public_domain_at = forms.DateField()
+    translator = forms.CharField(required=False)
+    technical_editor = forms.CharField(required=False)
+    publisher = forms.CharField()
+    source_name = forms.CharField(widget=forms.Textarea)
+    source_url = forms.URLField(verify_exists=False)
+    url = forms.URLField(verify_exists=False)
+    parts = forms.CharField(widget=forms.Textarea, required=False)
+    license = forms.CharField(required=False)
+    license_description = forms.CharField(widget=forms.Textarea, required=False)
+    
+    def __init__(self, *args, **kwargs):
+        text = None
+        if 'text' in kwargs:
+            text = kwargs.pop('text')
+        
+        super(DublinCoreForm, self).__init__(*args, **kwargs)
+        
+        if text is not None:
+            book_info = dcparser.BookInfo.from_string(text)
+            for name, value in book_info.to_dict().items():
+                self.fields[name].initial = value
+    
+    def save(self, repository, path):
+        file_contents = repository.get_file(path).data()
+        doc = etree.fromstring(file_contents)
+                
+        book_info = dcparser.BookInfo()
+        for name, value in self.cleaned_data.items():
+            if value is not None and value != '':
+                setattr(book_info, name, value)
+        rdf = etree.XML(book_info.to_xml())
+        
+        old_rdf = doc.getroottree().find('//{http://www.w3.org/1999/02/22-rdf-syntax-ns#}RDF')
+        old_rdf.getparent().remove(old_rdf)
+        doc.insert(0, rdf)
+        repository.add_file(path, unicode(etree.tostring(doc), 'utf-8'))
+