clip timeline

pandora/timeline/views.py

@@ -0,0 +1,166 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+from __future__ import division
+
+from ox.utils import json
+from ox.django.decorators import login_required_json
+from ox.django.shortcuts import render_to_json_response, get_object_or_404_json, json_response
+
+from api.actions import actions
+import models
+
+
+@login_required_json
+def addClip(request):
+    '''
+        param data
+            {timeline: timelineId,
+             item: itemId,
+             start: float,
+             end: float,
+           }
+        return {'status': {'code': int, 'text': string},
+                'data': {}}
+    '''
+    data = json.loads(request.POST['data'])
+    list = get_object_or_404_json(models.Timeline, pk=data['list'])
+    if 'item' in data:
+        item = get_object_or_404_json(models.Item, pk=data['item'])
+        if list.editable(request.user):
+            list.add(item)
+            response = json_response(status=200, text='item added')
+        else:
+            response = json_response(status=403, text='not allowed')
+    elif 'query' in data:
+        response = json_response(status=501, text='not implemented')
+
+    else:
+        response = json_response(status=501, text='not implemented')
+    return render_to_json_response(response)
+actions.register(addClip)
+
+
+@login_required_json
+def removeClip(request):
+    '''
+        param data
+            {timeline: timelineId,
+             clip: clipId,
+           }
+        return {'status': {'code': int, 'text': string},
+                'data': {}}
+    '''
+    data = json.loads(request.POST['data'])
+    list = get_object_or_404_json(models.Timeline, pk=data['list'])
+    if 'item' in data:
+        item = get_object_or_404_json(models.Item, pk=data['item'])
+        if list.editable(request.user):
+            list.remove(item)
+            response = json_response(status=200, text='item removed')
+        else:
+            response = json_response(status=403, text='not allowed')
+    elif 'query' in data:
+        response = json_response(status=501, text='not implemented')
+
+    else:
+        response = json_response(status=501, text='not implemented')
+    return render_to_json_response(response)
+actions.register(removeClip)
+
+
+def getTimeline(request):
+    '''
+        param data
+            {name: value, user: user}
+        return {
+            'status': {'code': int, 'text': string},
+            'data': {
+                fixme
+            }
+        }
+
+could be
+        timeline: {
+            0: {
+                itemId:, start, end
+            },
+            123: {
+                itemId:, start, end
+            }
+        }
+or implicit timeline position
+        timeline: [
+            {
+                itemId:, start, end
+            },
+            {
+                itemId:, start, end
+            }
+        ]
+
+    '''
+    response = json_response(status=501, text='not implemented')
+    return render_to_json_response(response)
+actions.register(getTimeline)
+
+
+@login_required_json
+def addTimeline(request):
+    '''
+        param data
+            {name: value}
+        return {'status': {'code': int, 'text': string},
+                'data': {}}
+    '''
+    data = json.loads(request.POST['data'])
+    if models.Timeline.filter(name=data['name'], user=request.user).count() == 0:
+        list = models.Timeline(name=data['name'], user=request.user)
+        list.save()
+        response = json_response(status=200, text='created')
+    else:
+        response = json_response(status=200, text='list already exists')
+        response['data']['errors'] = {
+            'name': 'List already exists'
+        }
+    return render_to_json_response(response)
+actions.register(addTimeline)
+
+
+@login_required_json
+def editTimeline(request):
+    '''
+        param data
+            {key: value}
+        keys: name, public
+        return {'status': {'code': int, 'text': string},
+                'data': {}
+        }
+    '''
+    data = json.loads(request.POST['data'])
+    list = get_object_or_404_json(models.Timeline, pk=data['list'])
+    if list.editable(request.user):
+        for key in data:
+            if key in ('name', 'public'):
+                setattr(list, key, data['key'])
+    else:
+        response = json_response(status=403, text='not allowed')
+    return render_to_json_response(response)
+actions.register(editTimeline)
+
+
+@login_required_json
+def removeTimeline(request):
+    '''
+        param data
+            {key: value}
+        return {'status': {'code': int, 'text': string},
+                'data': {}}
+    '''
+    data = json.loads(request.POST['data'])
+    list = get_object_or_404_json(models.Timeline, pk=data['list'])
+    if list.editable(request.user):
+        list.delete()
+    else:
+        response = json_response(status=403, text='not allowed')
+    return render_to_json_response(response)
+actions.register(removeTimeline)