[CCSDK-28] populated the seed code for dgbuilder

[ccsdk/distribution.git] / dgbuilder / red / library.js

diff --git a/dgbuilder/red/library.js b/dgbuilder/red/library.js
new file mode 100644 (file)
index 0000000..cc4199f
--- /dev/null
+++ b/dgbuilder/red/library.js
@@ -0,0 +1,117 @@
+/**
+ * Copyright 2013 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+var util = require("util");
+
+var redApp = null;
+var storage = null;
+
+function init() {
+    redApp = require("./server").app;
+    storage = require("./storage");
+    
+    // -------- Flow Library --------
+    redApp.post(new RegExp("/library/flows\/(.*)"), function(req,res) {
+            var fullBody = '';
+            req.on('data', function(chunk) {
+                fullBody += chunk.toString();
+            });
+            req.on('end', function() {
+                storage.saveFlow(req.params[0],fullBody).then(function() {
+                    res.send(204);
+                }).otherwise(function(err) {
+                    util.log("[red] Error loading flow '"+req.params[0]+"' : "+err);
+                    if (err.message.indexOf('forbidden') === 0) {
+                        res.send(403);
+                        return;
+                    }
+                    res.send(500);
+                });
+            });
+    });
+    
+    redApp.get("/library/flows",function(req,res) {
+            storage.getAllFlows().then(function(flows) {
+                res.json(flows);
+            });
+    });
+    
+    redApp.get(new RegExp("/library/flows\/(.*)"), function(req,res) {
+            storage.getFlow(req.params[0]).then(function(data) {
+                res.set('Content-Type', 'application/json');
+                res.send(data);
+            }).otherwise(function(err) {
+                if (err) {
+                    util.log("[red] Error loading flow '"+req.params[0]+"' : "+err);
+                    if (err.message.indexOf('forbidden') === 0) {
+                        res.send(403);
+                        return;
+                    }
+                }
+                res.send(404);
+            });
+    });
+    
+    // ------------------------------
+}    
+
+function createLibrary(type) {
+    
+    redApp.get(new RegExp("/library/"+type+"($|\/(.*))"),function(req,res) {
+            var path = req.params[1]||"";
+            storage.getLibraryEntry(type,path).then(function(result) {
+                if (typeof result === "string") {
+                    res.writeHead(200, {'Content-Type': 'text/plain'});
+                    res.write(result);
+                    res.end(); 
+                } else {
+                    res.json(result);
+                }
+            }).otherwise(function(err) {
+                if (err) {
+                    util.log("[red] Error loading library entry '"+path+"' : "+err);
+                    if (err.message.indexOf('forbidden') === 0) {
+                        res.send(403);
+                        return;
+                    }
+                }
+                res.send(404);
+            });
+    });
+    
+    redApp.post(new RegExp("/library/"+type+"\/(.*)"),function(req,res) {
+            var path = req.params[0];
+            var fullBody = '';
+            req.on('data', function(chunk) {
+                    fullBody += chunk.toString();
+            });
+            req.on('end', function() {
+                    storage.saveLibraryEntry(type,path,req.query,fullBody).then(function() {
+                        res.send(204);
+                    }).otherwise(function(err) {
+                        util.log("[red] Error saving library entry '"+path+"' : "+err);
+                        if (err.message.indexOf('forbidden') === 0) {
+                            res.send(403);
+                            return;
+                        }
+                        res.send(500);
+                    });
+            });
+    });
+}
+
+module.exports.init = init;
+module.exports.register = createLibrary;