Coding style overhaul for Python files (PEP8 conformant). Removed buggy csstidy pytho...
[redakcja.git] / apps / wiki / models.py
index a128133..e4ac728 100644 (file)
+# -*- coding: utf-8 -*-
+#
+# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+import re
+import os
 import vstorage
+from vstorage import DocumentNotFound
 from wiki import settings
 
+from django.http import Http404
+
+import logging
+logger = logging.getLogger("fnp.wiki")
+
 
 class DocumentStorage(object):
     def __init__(self, path):
         self.vstorage = vstorage.VersionedStorage(path)
-    
+
     def get(self, name, revision=None):
         if revision is None:
             text = self.vstorage.page_text(name)
         else:
             text = self.vstorage.revision_text(name, revision)
         return Document(self, name=name, text=text)
-    
-    def put(self, name, document, author, comment, parent):
-        self.vstorage.save_text(document.name, document.text, author, comment, parent)
 
-    def delete(name, author, comment):
+    def get_or_404(self, *args, **kwargs):
+        try:
+            return self.get(*args, **kwargs)
+        except DocumentNotFound:
+            raise Http404
+
+    def put(self, document, author, comment, parent):
+        self.vstorage.save_text(
+                title=document.name,
+                text=document.text,
+                author=author,
+                comment=comment,
+                parent=parent)
+
+    def delete(self, name, author, comment):
         self.vstorage.delete_page(name, author, comment)
 
+    def all(self):
+        return list(self.vstorage.all_pages())
+
+    def history(self, title):
+        return list(self.vstorage.page_history(title))
+
+    def _info(self, name):
+        return self.vstorage.page_meta(name)
+
 
 class Document(object):
+    META_REGEX = re.compile(r'\s*<!--\s(.*?)-->', re.DOTALL | re.MULTILINE)
+
     def __init__(self, storage, **kwargs):
         self.storage = storage
-        for attr, value in kwargs:
+        for attr, value in kwargs.iteritems():
             setattr(self, attr, value)
 
+    def revision(self):
+        try:
+            return self.storage._info(self.name)[0]
+        except DocumentNotFound:
+            return - 1
+
+    def add_tag(self, tag):
+        """ Add document specific tag """
+        logger.debug("Adding tag %s to doc %s version %d", tag, self.name, self.revision)
+        self.storage.vstorage.add_page_tag(self.name, self.revision, tag)
+
+    @property
+    def plain_text(self):
+        return re.sub(self.META_REGEX, '', self.text, 1)
+
+    def meta(self):
+        result = {}
+
+        m = re.match(self.META_REGEX, self.text)
+        if m:
+            for line in m.group(1).split('\n'):
+                try:
+                    k, v = line.split(':', 1)
+                    result[k.strip()] = v.strip()
+                except ValueError:
+                    continue
+
+        gallery = result.get('gallery', self.name.replace(' ', '_'))
+
+        if gallery.startswith('/'):
+            gallery = os.path.basename(gallery)
+
+        result['gallery'] = gallery
+
+        if 'title' not in result:
+            result['title'] = self.name.title()
+
+        return result
+
+    def info(self):
+        return dict(zip(
+            ('revision', 'last_update', 'last_comitter', 'commit_message'),
+            self.storage._info(self.name),
+        ))
 
-storage = DocumentStorage(settings.REPOSITORY_PATH)
 
+def getstorage():
+    return DocumentStorage(settings.REPOSITORY_PATH)