Use generators, send strapi instance in parser and optimizations

lib/configuration/hooks/jsonapi/helpers/request.js

@@ -19,17 +19,16 @@ module.exports = {
    * Parse request
    */
 
-  parse: function (ctx, cb) {
+  parse: function * (ctx, cb) {
     switch (ctx.method.toUpperCase()) {
       case 'GET':
         console.log('GET');
         break;
       case 'PUT':
       case 'POST':
-        this.fetchSchema(ctx, function (err) {
-          cb(err);
+        yield this.fetchSchema(ctx, function * (err) {
+          yield cb(err);
         });
-        console.log('POST|PUT');
         break;
       case 'DELETE':
         console.log('DELETE');
@@ -42,40 +41,56 @@ module.exports = {
    * Fetch attributes schema
    */
 
-  fetchSchema : function (ctx, cb) {
+  fetchSchema: function * (ctx, cb) {
     const attributes = ctx.request.body;
 
     if (!attributes.hasOwnProperty('data')) {
-      ctx.response.status = 404;
-      ctx.response.body = 'Missing `data` member';
+      return yield cb({
+        status: 403,
+        body: 'Missing `data` member'
+      });
     } else if (!attributes.data.hasOwnProperty('type')) {
-      ctx.response.status = 404;
-      ctx.response.body = 'Missing `type` member';
+      return yield cb({
+        status: 403,
+        body: 'Missing `type` member'
+      });
     } else if (!strapi.models.hasOwnProperty(attributes.data.type)) {
-      ctx.response.status = 404;
-      ctx.response.body = 'Unknow `type` ' + attributes.data.type;
-    } else {
+      return yield cb({
+        status: 403,
+        body: 'Unknow `type` ' + attributes.data.type
+      });
+    }
+
     // Extract required attributes
-      const requiredAttributes = _.filter(strapi.models[attributes.data.type].attributes, {required:true});
+    const requiredAttributes = _.omit(_.mapValues(strapi.models[attributes.data.type].attributes, function (attr) {
+      return attr.required ? attr : undefined;
+    }), _.isUndefined);
+    // Identify missing attributes
+    const missingAttributes = _.difference(_.keys(requiredAttributes), _.keys(attributes.data.attributes));
+
+    if (!_.isEmpty(missingAttributes)) {
+      return yield cb({
+        status: 403,
+        body: 'Missing required attributes (' + missingAttributes.toString() + ')'
+      });
+    }
+
     // Identify required relationships
     const relationships = _.indexBy(strapi.models[attributes.data.type].associations, 'alias');
     // Extract required relationships
     const requiredRelationships = _.intersection(_.keys(requiredAttributes), _.keys(relationships));
+    // Identify missing relationships
+    const missingRelationships = _.difference(_.keys(requiredRelationships), _.keys(attributes.data.relationships));
 
-      console.log(requiredAttributes);
-      console.log(requiredRelationships);
+    if (!_.isEmpty(missingRelationships)) {
+      return yield cb({
+        status: 403,
+        body: 'Missing required relationships (' + missingRelationships.toString() + ')'
+      });
+    }
 
-      if (_.size(requiredAttributes) > 0 && _.isEmpty(attributes.data.attributes)) {
-        ctx.response.status = 404;
-        ctx.response.body = 'Missing required attributes';
-      } else if (!_.isEmpty(_.difference(_.keys(requiredRelationships), _.keys(attributes.data.relationships)))) {
-        ctx.response.status = 404;
-        ctx.response.body = 'Missing required relationships';
-      } else {
-        cb();
-        console.log("coucou");
     // Looks good
-      }
-    }
+    yield cb();
+
   }
 };

lib/configuration/hooks/jsonapi/index.js

@@ -39,6 +39,8 @@ module.exports = function (strapi) {
         // Wait for downstream middleware/handlers to execute to build the response
         yield next;
 
+        // Exclude administration routes
+        if (!strapi.api.admin.config.routes.hasOwnProperty(this.request.method + ' ' + this.request.url)) {
           // Verify Content-Type header
           if (this.request.type !== 'application/vnd.api+json') {
             this.status = 406;
@@ -63,25 +65,38 @@ module.exports = function (strapi) {
             }
           }
         }
+      }
 
       strapi.app.use(interceptor);
 
       cb();
     },
 
-    parse: function * (next) {
-      // Verify Content-Type header
-      if (this.request.type !== 'application/vnd.api+json') {
+    /**
+     * Parse request and attributes
+     */
+
+    parse: function (strapi) {
+      return function * (next) {
+        const self = this;
+
+        // Verify Content-Type header and exclude administration routes
+        if (strapi.api.admin.config.routes.hasOwnProperty(this.request.method + ' ' + this.request.url)) {
+          yield next;
+        } else if (this.request.type !== 'application/vnd.api+json') {
           this.response.status = 406;
           this.response.body = '';
         } else {
-        request.parse(this, function * (err) {
-          if (!err) {
-            yield next;
+          yield request.parse(this, function * (err) {
+            if (err) {
+              return _.assign(self.response, err);
             }
+
+            yield next;
           });
         }
       }
+    }
   };
 
   return hook;

lib/configuration/hooks/router/index.js

@@ -87,7 +87,7 @@ module.exports = function (strapi) {
 
             // Add the `globalPolicy`.
             policies.push(globalPolicy(endpoint, value, route));
-            policies.push(JSONAPI.parse);
+            policies.push(JSONAPI.parse(strapi));
 
             if (_.isArray(value.policies) && !_.isEmpty(value.policies)) {
               _.forEach(value.policies, function (policy) {