From: Radek Czajka <radoslaw.czajka@nowoczesnapolska.org.pl>
Date: Wed, 5 Oct 2011 10:12:28 +0000 (+0200)
Subject: fix revisions and diff
X-Git-Url: https://git.mdrn.pl/redakcja.git/commitdiff_plain/4cdc0fc88d27843994fb6203eb4e5898f46c2c83

fix revisions and diff
---

diff --git a/apps/catalogue/migrations/0004_fix_revisions.py b/apps/catalogue/migrations/0004_fix_revisions.py
new file mode 100644
index 00000000..fe5c86be
--- /dev/null
+++ b/apps/catalogue/migrations/0004_fix_revisions.py
@@ -0,0 +1,125 @@
+# encoding: utf-8
+import datetime
+from south.db import db
+from south.v2 import DataMigration
+from django.db import models
+
+class Migration(DataMigration):
+
+    def forwards(self, orm):
+        "Make sure all revisions start with 1, not 0."
+        for zero_commit in orm.ChunkChange.objects.filter(revision=0):
+            for change in zero_commit.tree.change_set.all().order_by('-revision'):
+                change.revision=models.F('revision') + 1
+                change.save()
+
+
+    def backwards(self, orm):
+        "Write your backwards methods here."
+        pass
+
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'catalogue.book': {
+            'Meta': {'ordering': "['parent_number', 'title']", 'object_name': 'Book'},
+            '_new_publishable': ('django.db.models.fields.NullBooleanField', [], {'null': 'True', 'blank': 'True'}),
+            '_published': ('django.db.models.fields.NullBooleanField', [], {'null': 'True', 'blank': 'True'}),
+            '_short_html': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            '_single': ('django.db.models.fields.NullBooleanField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
+            'gallery': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'children'", 'null': 'True', 'to': "orm['catalogue.Book']"}),
+            'parent_number': ('django.db.models.fields.IntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '128', 'db_index': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'})
+        },
+        'catalogue.bookpublishrecord': {
+            'Meta': {'ordering': "['-timestamp']", 'object_name': 'BookPublishRecord'},
+            'book': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'publish_log'", 'to': "orm['catalogue.Book']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'timestamp': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'catalogue.chunk': {
+            'Meta': {'ordering': "['number']", 'unique_together': "[['book', 'number'], ['book', 'slug']]", 'object_name': 'Chunk'},
+            '_changed': ('django.db.models.fields.NullBooleanField', [], {'null': 'True', 'blank': 'True'}),
+            '_hidden': ('django.db.models.fields.NullBooleanField', [], {'null': 'True', 'blank': 'True'}),
+            '_short_html': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'book': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.Book']"}),
+            'creator': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'created_chunk'", 'null': 'True', 'to': "orm['auth.User']"}),
+            'head': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['catalogue.ChunkChange']", 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'number': ('django.db.models.fields.IntegerField', [], {}),
+            'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'db_index': 'True'}),
+            'stage': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.ChunkTag']", 'null': 'True', 'blank': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'})
+        },
+        'catalogue.chunkchange': {
+            'Meta': {'ordering': "('created_at',)", 'unique_together': "(['tree', 'revision'],)", 'object_name': 'ChunkChange'},
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),
+            'author_email': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+            'author_name': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+            'created_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now', 'db_index': 'True'}),
+            'data': ('django.db.models.fields.files.FileField', [], {'max_length': '100'}),
+            'description': ('django.db.models.fields.TextField', [], {'default': "''", 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'merge_parent': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'related_name': "'merge_children'", 'null': 'True', 'blank': 'True', 'to': "orm['catalogue.ChunkChange']"}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'related_name': "'children'", 'null': 'True', 'blank': 'True', 'to': "orm['catalogue.ChunkChange']"}),
+            'publishable': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'revision': ('django.db.models.fields.IntegerField', [], {'db_index': 'True'}),
+            'tags': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'change_set'", 'symmetrical': 'False', 'to': "orm['catalogue.ChunkTag']"}),
+            'tree': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'change_set'", 'to': "orm['catalogue.Chunk']"})
+        },
+        'catalogue.chunkpublishrecord': {
+            'Meta': {'object_name': 'ChunkPublishRecord'},
+            'book_record': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.BookPublishRecord']"}),
+            'change': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'publish_log'", 'to': "orm['catalogue.ChunkChange']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'})
+        },
+        'catalogue.chunktag': {
+            'Meta': {'ordering': "['ordering']", 'object_name': 'ChunkTag'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '64'}),
+            'ordering': ('django.db.models.fields.IntegerField', [], {}),
+            'slug': ('django.db.models.fields.SlugField', [], {'db_index': 'True', 'max_length': '64', 'unique': 'True', 'null': 'True', 'blank': 'True'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        }
+    }
+
+    complete_apps = ['catalogue']
diff --git a/apps/dvcs/models.py b/apps/dvcs/models.py
index ab5f77d9..0ba8fe50 100644
--- a/apps/dvcs/models.py
+++ b/apps/dvcs/models.py
@@ -125,7 +125,7 @@ class Change(models.Model):
         if self.revision is None:
             tree_rev = self.tree.revision()
             if tree_rev is None:
-                self.revision = 0
+                self.revision = 1
             else:
                 self.revision = tree_rev + 1
         return super(Change, self).save(*args, **kwargs)
diff --git a/apps/wiki/views.py b/apps/wiki/views.py
index 0455bdde..2a317f25 100644
--- a/apps/wiki/views.py
+++ b/apps/wiki/views.py
@@ -229,7 +229,11 @@ def diff(request, slug, chunk=None):
         doc = Chunk.get(slug, chunk)
     except (Chunk.MultipleObjectsReturned, Chunk.DoesNotExist):
         raise Http404
-    docA = doc.at_revision(revA).materialize()
+    # allow diff from the beginning
+    if revA:
+        docA = doc.at_revision(revA).materialize()
+    else:
+        docA = ""
     docB = doc.at_revision(revB).materialize()
 
     return http.HttpResponse(nice_diff.html_diff_table(docA.splitlines(),
diff --git a/redakcja/static/js/wiki/wikiapi.js b/redakcja/static/js/wiki/wikiapi.js
index c8b36279..3a05ea85 100644
--- a/redakcja/static/js/wiki/wikiapi.js
+++ b/redakcja/static/js/wiki/wikiapi.js
@@ -67,13 +67,15 @@
 		this.galleryLink = $("*[data-key='gallery']", meta).text();
 
         var diff = $("*[data-key='diff']", meta).text();
-        diff = diff.split(',');
-        if (diff.length == 2 && diff[0] < diff[1])
-            this.diff = diff;
-        else if (diff.length == 1) {
-            diff = parseInt(diff);
-            if (diff != NaN)
-                this.diff = [diff - 1, diff];
+        if (diff) {
+            diff = diff.split(',');
+            if (diff.length == 2 && diff[0] < diff[1])
+                this.diff = diff;
+            else if (diff.length == 1) {
+                diff = parseInt(diff);
+                if (diff != NaN)
+                    this.diff = [diff - 1, diff];
+            }
         }
 
 		this.galleryImages = [];