# HG changeset patch
# User cavaliet
# Date 1352125164 -3600
# Node ID 3ccedd271e36e0fde88b4396179a5ab24e3c6f4b
# Parent  9eae65727f546ea101539f39361fce894da0b791
add to_cinelab serializer to api

diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/api/ldt/resources/content.py
--- a/src/ldt/ldt/api/ldt/resources/content.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/api/ldt/resources/content.py	Mon Nov 05 15:19:24 2012 +0100
@@ -1,6 +1,6 @@
 from django.conf.urls.defaults import url
 from ldt.ldt_utils.models import Content
-from tastypie.resources import ModelResource
+from tastypie.resources import Bundle, ModelResource
 
         
 class ContentResource(ModelResource):
@@ -15,4 +15,14 @@
         return [
             url(r"^(?P<resource_name>%s)/(?P<iri_id>[\w\d_.-]+)/$" % self._meta.resource_name, self.wrap_view('dispatch_detail'), name="api_dispatch_detail"),
         ]
+    def get_resource_uri(self, bundle_or_obj):
+        kwargs = {
+            'resource_name': self._meta.resource_name,
+            'api_name': self._meta.api_name
+        }
+        if isinstance(bundle_or_obj, Bundle):
+            kwargs['iri_id'] = bundle_or_obj.obj.iri_id
+        else:
+            kwargs['iri_id'] = bundle_or_obj.iri_id
+        return self._build_reverse_url("api_dispatch_detail", kwargs=kwargs)
             
\ No newline at end of file
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/api/ldt/resources/project.py
--- a/src/ldt/ldt/api/ldt/resources/project.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/api/ldt/resources/project.py	Mon Nov 05 15:19:24 2012 +0100
@@ -1,15 +1,20 @@
 from django.conf.urls.defaults import url
 from ldt.ldt_utils.models import Project
+from ldt.api.ldt.serializers.cinelabserializer import CinelabSerializer
 from tastypie.authorization import Authorization
-from tastypie.resources import ModelResource
+from tastypie.exceptions import BadRequest, ImmediateHttpResponse
+from tastypie.http import HttpAccepted, HttpNoContent, HttpUnauthorized
+from tastypie.resources import Bundle, ModelResource
+from tastypie.utils import dict_strip_unicode_keys
 
 
 class ProjectResource(ModelResource):
     class Meta:
-        allowed_methods = ['get', 'put']
-        authorization= Authorization() # BE CAREFUL WITH THAT, it's unsecure
+        allowed_methods = ['get', 'post']
+        #authorization= Authorization() # BE CAREFUL WITH THAT, it's unsecure
         resource_name = 'projects'
         queryset = Project.objects.all()
+        serializer = CinelabSerializer()
     
 #    # WARNING : this project API will only accepts and returns json format, no matter format get parameter.
 #    def determine_format(self, request):
@@ -20,4 +25,15 @@
         return [
             url(r"^(?P<resource_name>%s)/(?P<ldt_id>[\w\d_.-]+)/$" % self._meta.resource_name, self.wrap_view('dispatch_detail'), name="api_dispatch_detail"),
         ]
+    
+    def get_resource_uri(self, bundle_or_obj):
+        kwargs = {
+            'resource_name': self._meta.resource_name,
+            'api_name': self._meta.api_name
+        }
+        if isinstance(bundle_or_obj, Bundle):
+            kwargs['ldt_id'] = bundle_or_obj.obj.ldt_id
+        else:
+            kwargs['ldt_id'] = bundle_or_obj.ldt_id
+        return self._build_reverse_url("api_dispatch_detail", kwargs=kwargs)
     
\ No newline at end of file
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/api/ldt/serializers/__init__.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ldt/ldt/api/ldt/serializers/__init__.py	Mon Nov 05 15:19:24 2012 +0100
@@ -0,0 +1,1 @@
+
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/api/ldt/serializers/cinelabserializer.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ldt/ldt/api/ldt/serializers/cinelabserializer.py	Mon Nov 05 15:19:24 2012 +0100
@@ -0,0 +1,46 @@
+from django.core.serializers import json
+from django.utils import simplejson
+from ldt.ldt_utils.models import Project
+from ldt.ldt_utils.projectserializer import ProjectJsonSerializer
+from tastypie.serializers import Serializer
+from tastypie.exceptions import NotFound
+import logging
+
+
+class CinelabSerializer(Serializer):
+    # Thanks to the this serializer, the api will be able to serialize and deserialize a project in cinelab json format
+    # See http://liris.cnrs.fr/advene/cinelab/ for more information
+    formats = ['json', 'jsonp', 'xml', 'yaml', 'html', 'plist', 'cinelab']
+    content_types = {
+        'cinelab': 'application/cinelab',
+        'json': 'application/json',
+        'jsonp': 'text/javascript',
+        'xml': 'application/xml',
+        'yaml': 'text/yaml',
+        'html': 'text/html',
+        'plist': 'application/x-plist',
+    }
+    json_indent = 2
+     
+    def to_cinelab(self, data, options=None):
+        """
+        Given some Python data, produces JSON output.
+        """
+        logging.debug("TO cinelab data " + repr(data))
+        options = options or {}
+        if hasattr(data, 'obj') :
+            if isinstance(data.obj, Project) :
+                ps = ProjectJsonSerializer(data.obj)
+                data = ps.serialize_to_cinelab()
+                return simplejson.dumps(data, cls=json.DjangoJSONEncoder, sort_keys=True, indent=self.json_indent)
+        raise NotFound("Project not found")
+    
+
+    def from_cinelab(self, content):
+        """
+        This function takes cinelab/json and transform it into a regular REST API json project data.
+        """
+        logging.debug("FROM cinelab content = " + content)
+        #a = simplejson.loads(content)
+        logging.debug("msg")
+        return simplejson.loads(content)
\ No newline at end of file
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/ldt_utils/projectserializer.py
--- a/src/ldt/ldt/ldt_utils/projectserializer.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/projectserializer.py	Mon Nov 05 15:19:24 2012 +0100
@@ -16,7 +16,7 @@
 """
 Serialize a project object to a cinelab compatible array
 """
-class ProjectSerializer:
+class ProjectJsonSerializer:
     
     def __init__(self, project, from_contents=True, from_display=True, first_cutting=None, only_one_cutting=False):
         self.project = project
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/ldt_utils/views/json.py
--- a/src/ldt/ldt/ldt_utils/views/json.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/views/json.py	Mon Nov 05 15:19:24 2012 +0100
@@ -5,9 +5,8 @@
 from django.utils import simplejson
 from django.utils.html import escape
 from django.utils.translation import ugettext as _
-from ldt.indexation import get_results_with_context
 from ldt.ldt_utils.models import Project
-from ldt.ldt_utils.projectserializer import ProjectSerializer
+from ldt.ldt_utils.projectserializer import ProjectJsonSerializer
 from ldt.ldt_utils.searchutils import search_generate_ldt
 from datetime import datetime
 import ldt.auth as ldt_auth
@@ -63,7 +62,7 @@
         escape_bool = {'true': True, 'false': False, "0": False, "1": True}.get(escape_str.lower())
         
         
-    ps = ProjectSerializer(project, serialize_contents, first_cutting=first_cutting)
+    ps = ProjectJsonSerializer(project, serialize_contents, first_cutting=first_cutting)
     project_dict = ps.serialize_to_cinelab()
     
     json_str = simplejson.dumps(project_dict, ensure_ascii=False, indent=indent)
@@ -104,7 +103,7 @@
         now = datetime.now()
         project.modification_date = project.creation_date = now
         #return HttpResponse(lxml.etree.tostring(project_xml, pretty_print=True), mimetype="text/xml;charset=utf-8")
-        ps = ProjectSerializer(project, from_contents=False)
+        ps = ProjectJsonSerializer(project, from_contents=False)
         mashup_dict = ps.serialize_to_cinelab()
         # Now we build the mashup with the good segments (the ones between in and out)
         if results:
@@ -133,8 +132,8 @@
                 cur_in = float(res["start_ts"])
                 cur_out = cur_in + float(res["duration"])
                 if tc_in<=cur_in and cur_out<=tc_out:
-                     #filtered_results.append(res)
-                     mashup_list["items"].append(res["element_id"])
+                    #filtered_results.append(res)
+                    mashup_list["items"].append(res["element_id"])
             mashup_dict["lists"].append(mashup_list)
     
     #mashup_dict["escape_bool"] = escape_bool
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/ldt_utils/views/rdf.py
--- a/src/ldt/ldt/ldt_utils/views/rdf.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/views/rdf.py	Mon Nov 05 15:19:24 2012 +0100
@@ -1,7 +1,7 @@
 from django.http import HttpResponse, HttpResponseForbidden
 from django.utils.translation import ugettext as _
 from ldt.ldt_utils.models import Project
-from ldt.ldt_utils.projectserializer import ProjectSerializer
+from ldt.ldt_utils.projectserializer import ProjectJsonSerializer
 import ldt.auth as ldt_auth
 import logging
 import lxml.etree
@@ -25,7 +25,7 @@
     resp['Cache-Control'] = 'no-cache, must-revalidate'
     resp['Pragma'] = 'no-cache'
 
-    ps = ProjectSerializer(project, from_contents=False, from_display=True) 
+    ps = ProjectJsonSerializer(project, from_contents=False, from_display=True) 
     annotations = ps.get_annotations(first_cutting=True)
     
     rdf_ns = u"http://www.w3.org/1999/02/22-rdf-syntax-ns#"
diff -r 9eae65727f54 -r 3ccedd271e36 src/ldt/ldt/ldt_utils/views/workspace.py
--- a/src/ldt/ldt/ldt_utils/views/workspace.py	Mon Oct 29 12:04:20 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/views/workspace.py	Mon Nov 05 15:19:24 2012 +0100
@@ -13,7 +13,7 @@
 from ldt.ldt_utils.forms import SearchForm
 from ldt.ldt_utils.models import Content, Project, Segment
 from ldt.ldt_utils.utils import boolean_convert
-from ldt.ldt_utils.projectserializer import ProjectSerializer
+from ldt.ldt_utils.projectserializer import ProjectJsonSerializer
 from ldt.ldt_utils.views.content import get_contents_page, get_content_tags
 from ldt.ldt_utils.views.project import get_projects_page, get_published_projects_page
 from ldt.security.utils import add_change_attr, get_userlist
@@ -170,7 +170,7 @@
     if not ldt_auth.check_access(request.user, project):
         return HttpResponseForbidden(_("You can not access this project"))
 
-    ps = ProjectSerializer(project, from_contents=True, from_display=True)
+    ps = ProjectJsonSerializer(project, from_contents=True, from_display=True)
     annotations = ps.get_annotations(first_cutting=True)
     rend_dict = {'json_url':json_url, 'player_id':player_id, 'annotations':annotations, 'ldt_id': ldt_id, 'stream_mode': stream_mode, 
                  'player_width': player_width, 'player_height': player_height, 'external_url': external_url,