Merge branch 'master' of stigma:platforma
[redakcja.git] / apps / api / handlers / library_handlers.py
index 2170b44..b726067 100644 (file)
@@ -1,5 +1,6 @@
-import os.path
 # -*- encoding: utf-8 -*-
+import os.path
+import logging
 
 __author__= "Ɓukasz Rekucki"
 __date__ = "$2009-09-25 15:49:50$"
@@ -29,6 +30,10 @@ from api.models import PartCache
 #
 import settings
 
+
+log = logging.getLogger('platforma.api')
+
+
 #
 # Document List Handlers
 #
@@ -55,8 +60,7 @@ class LibraryHandler(BaseHandler):
 
         documents = {}
         
-        for docid in lib.documents():
-            docid = docid.decode('utf-8')
+        for docid in lib.documents():            
             documents[docid] = {
                 'url': reverse('document_view', args=[docid]),
                 'name': docid,
@@ -71,7 +75,7 @@ class LibraryHandler(BaseHandler):
         for part, docid in parts:
             # this way, we won't display broken links
             if not documents.has_key(part):
-                print "NOT FOUND:", part
+                log.info("NOT FOUND: %s", part)
                 continue
 
             parent = documents[docid]
@@ -80,10 +84,7 @@ class LibraryHandler(BaseHandler):
             # not top-level anymore
             document_tree.pop(part)
             parent['parts'].append(child)
-
-        # sort the right way
         
-
         for doc in documents.itervalues():
             doc['parts'].sort(key=natural_order(lambda d: d['name']))
             
@@ -100,6 +101,9 @@ class LibraryHandler(BaseHandler):
         else:            
             data = request.FILES['ocr_file'].read().decode('utf-8')
 
+        if data is None:
+            return response.BadRequest().django_response('You must pass ocr_data or ocr_file.')
+
         if form.cleaned_data['generate_dc']:
             data = librarian.wrap_text(data, unicode(date.today()))
 
@@ -108,7 +112,7 @@ class LibraryHandler(BaseHandler):
         try:
             lock = lib.lock()            
             try:
-                print "DOCID", docid                
+                log.info("DOCID %s", docid)
                 doc = lib.document_create(docid)
                 # document created, but no content yet
 
@@ -116,9 +120,10 @@ class LibraryHandler(BaseHandler):
                     doc = doc.quickwrite('xml', data.encode('utf-8'),
                         '$AUTO$ XML data uploaded.', user=request.user.username)
                 except Exception,e:
+                    import traceback
                     # rollback branch creation
                     lib._rollback()
-                    raise LibraryException("Exception occured:" + repr(e))
+                    raise LibraryException(traceback.format_exc())
 
                 url = reverse('document_view', args=[doc.id])
 
@@ -131,8 +136,9 @@ class LibraryHandler(BaseHandler):
             finally:
                 lock.release()
         except LibraryException, e:
+            import traceback
             return response.InternalError().django_response(\
-                {'exception': repr(e) })                
+                {'exception': traceback.format_exc()} )
         except DocumentAlreadyExists:
             # Document is already there
             return response.EntityConflict().django_response(\
@@ -153,9 +159,9 @@ class BasicDocumentHandler(AnonymousBaseHandler):
 
         result = {
             'name': doc.id,
-            'html_url': reverse('dochtml_view', args=[doc.id,doc.revision]),
-            'text_url': reverse('doctext_view', args=[doc.id,doc.revision]),
-            'dc_url': reverse('docdc_view', args=[doc.id,doc.revision]),
+            'html_url': reverse('dochtml_view', args=[doc.id]),
+            'text_url': reverse('doctext_view', args=[doc.id]),
+            'dc_url': reverse('docdc_view', args=[doc.id]),
             'public_revision': doc.revision,
         }
 
@@ -171,21 +177,23 @@ class DocumentHandler(BaseHandler):
     @hglibrary
     def read(self, request, docid, lib):
         """Read document's meta data"""       
+        log.info(u"Read %s (%s)" % (docid, type(docid)) )
         try:
             doc = lib.document(docid)
             udoc = doc.take(request.user.username)
         except RevisionNotFound, e:
             return response.EntityNotFound().django_response({
-                'exception': type(e), 'message': e.message})
+                'exception': type(e), 'message': e.message,
+                'docid': docid })
 
         # is_shared = udoc.ancestorof(doc)
         # is_uptodate = is_shared or shared.ancestorof(document)
 
         result = {
             'name': udoc.id,
-            'html_url': reverse('dochtml_view', args=[udoc.id,udoc.revision]),
-            'text_url': reverse('doctext_view', args=[udoc.id,udoc.revision]),
-            'dc_url': reverse('docdc_view', args=[udoc.id,udoc.revision]),
+            'html_url': reverse('dochtml_view', args=[udoc.id]),
+            'text_url': reverse('doctext_view', args=[udoc.id]),
+            'dc_url': reverse('docdc_view', args=[udoc.id]),
             'gallery_url': reverse('docgallery_view', args=[udoc.id]),
             'merge_url': reverse('docmerge_view', args=[udoc.id]),
             'user_revision': udoc.revision,
@@ -207,9 +215,11 @@ class DocumentHTMLHandler(BaseHandler):
     allowed_methods = ('GET')
 
     @hglibrary
-    def read(self, request, docid, revision, lib):
+    def read(self, request, docid, lib):
         """Read document as html text"""
         try:
+            revision = request.GET.get('revision', 'latest')
+
             if revision == 'latest':
                 document = lib.document(docid)
             else:
@@ -219,44 +229,52 @@ class DocumentHTMLHandler(BaseHandler):
                 return response.BadRequest().django_response({'reason': 'name-mismatch',
                     'message': 'Provided revision refers, to document "%s", but provided "%s"' % (document.id, docid) })
 
-            return librarian.html.transform(document.data('xml'), is_file=False)
+            return librarian.html.transform(document.data('xml'), is_file=False, parse_dublincore=False)
         except (EntryNotFound, RevisionNotFound), e:
             return response.EntityNotFound().django_response({
-                'exception': type(e), 'message': e.message})
-
+                'reason': 'not-found', 'message': e.message})
+        except librarian.ParseError, e:
+            return response.InternalError().django_response({
+                'reason': 'xml-parse-error', 'message': e.message })
 
 #
 # Image Gallery
 #
-from django.core.files.storage import FileSystemStorage
 
 class DocumentGalleryHandler(BaseHandler):
     allowed_methods = ('GET')
     
+    
     def read(self, request, docid):
         """Read meta-data about scans for gallery of this document."""
         galleries = []
+        from urllib import quote
 
         for assoc in GalleryForDocument.objects.filter(document=docid):
             dirpath = os.path.join(settings.MEDIA_ROOT, assoc.subpath)
 
             if not os.path.isdir(dirpath):
-                print u"[WARNING]: missing gallery %s" % dirpath
+                log.warn(u"[WARNING]: missing gallery %s", dirpath)
                 continue
 
             gallery = {'name': assoc.name, 'pages': []}
             
-            for file in sorted(os.listdir(dirpath), key=natural_order()):
-                print file
+            for file in os.listdir(dirpath):
+                if not isinstance(file, unicode):
+                    log.warn(u"File %r is gallery %r is not unicode. Ommiting."\
+                        % (file, dirpath) )
+                    continue
+                               
                 name, ext = os.path.splitext(os.path.basename(file))
 
-                if ext.lower() not in ['.png', '.jpeg', '.jpg']:
-                    print "Ignoring:", name, ext
+                if ext.lower() not in [u'.png', u'.jpeg', u'.jpg']:
+                    log.info(u"Ignoring: %s %s", name, ext)
                     continue
 
-                url = settings.MEDIA_URL + assoc.subpath + u'/' + file.decode('utf-8');
-                gallery['pages'].append(url)
-                
+                url = settings.MEDIA_URL + assoc.subpath + u'/' + file;
+                gallery['pages'].append( quote(url.encode('utf-8')) )
+
+            gallery['pages'].sort()
             galleries.append(gallery)
 
         return galleries                      
@@ -270,11 +288,12 @@ XINCLUDE_REGEXP = r"""<(?:\w+:)?include\s+[^>]*?href=("|')wlrepo://(?P<link>[^\1
 #
 #
 class DocumentTextHandler(BaseHandler):
-    allowed_methods = ('GET', 'PUT')
+    allowed_methods = ('GET', 'POST')
 
     @hglibrary
-    def read(self, request, docid, revision, lib):
-        """Read document as raw text"""               
+    def read(self, request, docid, lib):
+        """Read document as raw text"""
+        revision = request.GET.get('revision', 'latest')
         try:
             if revision == 'latest':
                 document = lib.document(docid)
@@ -292,12 +311,13 @@ class DocumentTextHandler(BaseHandler):
                 'exception': type(e), 'message': e.message})
 
     @hglibrary
-    def update(self, request, docid, revision, lib):
+    def create(self, request, docid, lib):
         try:
-            data = request.PUT['contents']            
+            data = request.POST['contents']
+            revision = request.POST['revision']
 
-            if request.PUT.has_key('message'):
-                msg = u"$USER$ " + request.PUT['message']
+            if request.POST.has_key('message'):
+                msg = u"$USER$ " + request.POST['message']
             else:
                 msg = u"$AUTO$ XML content update."
 
@@ -314,7 +334,7 @@ class DocumentTextHandler(BaseHandler):
             includes = [m.groupdict()['link'] for m in (re.finditer(\
                 XINCLUDE_REGEXP, data, flags=re.UNICODE) or []) ]
 
-            print "INCLUDES: ", includes
+            log.info("INCLUDES: %s", includes)
 
             # TODO: provide useful routines to make this simpler
             def xml_update_action(lib, resolve):
@@ -353,7 +373,7 @@ class DocumentTextHandler(BaseHandler):
                     "previous_revision": current.revision,
                     "revision": ndoc.revision,
                     'timestamp': ndoc.revision.timestamp,
-                    "url": reverse("doctext_view", args=[ndoc.id, ndoc.revision])
+                    "url": reverse("doctext_view", args=[ndoc.id])
                 })
             except Exception, e:
                 if ndoc: lib._rollback()
@@ -369,12 +389,14 @@ class DocumentTextHandler(BaseHandler):
 # @requires librarian
 #
 class DocumentDublinCoreHandler(BaseHandler):
-    allowed_methods = ('GET', 'PUT')
+    allowed_methods = ('GET', 'POST')
 
     @hglibrary
-    def read(self, request, docid, revision, lib):
+    def read(self, request, docid, lib):
         """Read document as raw text"""        
         try:
+            revision = request.GET.get('revision', 'latest')
+
             if revision == 'latest':
                 doc = lib.document(docid)
             else:
@@ -392,10 +414,12 @@ class DocumentDublinCoreHandler(BaseHandler):
                 'exception': type(e), 'message': e.message})
 
     @hglibrary
-    def update(self, request, docid, revision, lib):
+    def create(self, request, docid, lib):
         try:
-            bi_json = request.PUT['contents']            
-            if request.PUT.has_key('message'):
+            bi_json = request.POST['contents']
+            revision = request.POST['revision']
+            
+            if request.POST.has_key('message'):
                 msg = u"$USER$ " + request.PUT['message']
             else:
                 msg = u"$AUTO$ Dublin core update."
@@ -425,7 +449,7 @@ class DocumentDublinCoreHandler(BaseHandler):
                     "previous_revision": current.revision,
                     "revision": ndoc.revision,
                     'timestamp': ndoc.revision.timestamp,
-                    "url": reverse("docdc_view", args=[ndoc.id, ndoc.revision])
+                    "url": reverse("docdc_view", args=[ndoc.id])
                 }
             except Exception, e:
                 if ndoc: lib._rollback()
@@ -499,17 +523,19 @@ class MergeHandler(BaseHandler):
             success, changed = udoc.share(form.cleaned_data['message'])
 
         if not success:
-            return response.EntityConflict().django_response({})
+            return response.EntityConflict().django_response({
+                'reason': 'merge-failure',
+            })
 
         if not changed:
             return response.SuccessNoContent().django_response()
 
-        new_udoc = udoc.latest()
+        nudoc = udoc.latest()
 
         return response.SuccessAllOk().django_response({
-            "name": udoc.id,
+            "name": nudoc.id,
             "parent_user_resivion": udoc.revision,
             "parent_revision": doc.revision,
-            "revision": ndoc.revision,
-            'timestamp': ndoc.revision.timestamp,
+            "revision": nudoc.revision,
+            'timestamp': nudoc.revision.timestamp,
         })