Removed /collections/:id/posts endpoint

refs https://github.com/TryGhost/Arch/issues/16

- We made a decision to limit the API for fetching posts belonging to a certain collection to only the Posts API. The endpoint on the collections was an experiment that only brings unnecessary maintenance at this point of time.

ghost/core/core/server/api/endpoints/collections.js

@@ -25,25 +25,6 @@ module.exports = {
         }
     },
 
-    browsePosts: {
-        headers: {
-            cacheInvalidate: false
-        },
-        data: [
-            'id'
-        ],
-        options: [
-            'limit',
-            'page'
-        ],
-        permissions: {
-            method: 'browse'
-        },
-        query(frame) {
-            return collectionsService.api.getAllPosts(frame.data.id, frame.options);
-        }
-    },
-
     read: {
         headers: {
             cacheInvalidate: false

ghost/core/core/server/api/endpoints/utils/serializers/output/collections.js

@@ -1,10 +0,0 @@
-const collectionPostsMapper = require('./mappers/collection-posts');
-
-module.exports = {
-    browsePosts(response, apiConfig, frame) {
-        frame.response = {
-            collection_posts: response.data.map(model => collectionPostsMapper(model)),
-            meta: response.meta
-        };
-    }
-};

ghost/core/core/server/api/endpoints/utils/serializers/output/index.js

@@ -21,10 +21,6 @@ module.exports = {
         return require('./authentication');
     },
 
-    get collections() {
-        return require('./collections');
-    },
-
     get db() {
         return require('./db');
     },

ghost/core/core/server/web/api/endpoints/admin/routes.js

@@ -25,7 +25,6 @@ module.exports = function apiRoutes() {
     router.post('/collections', mw.authAdminApi, labs.enabledMiddleware('collections'), http(api.collections.add));
     router.put('/collections/:id', mw.authAdminApi, labs.enabledMiddleware('collections'), http(api.collections.edit));
     router.del('/collections/:id', mw.authAdminApi, labs.enabledMiddleware('collections'), http(api.collections.destroy));
-    router.get('/collections/:id/posts', mw.authAdminApi, labs.enabledMiddleware('collections'), http(api.collections.browsePosts));
 
     // ## Configuration
     router.get('/config', mw.authAdminApi, http(api.config.read));