added svcapi ui and camunda code

[it/otf.git] / otf-frontend / server / src / feathers / services / file-transfer / file-transfer.class.js

diff --git a/otf-frontend/server/src/feathers/services/file-transfer/file-transfer.class.js b/otf-frontend/server/src/feathers/services/file-transfer/file-transfer.class.js
new file mode 100644 (file)
index 0000000..0ac6670
--- /dev/null
+++ b/otf-frontend/server/src/feathers/services/file-transfer/file-transfer.class.js
@@ -0,0 +1,177 @@
+/*  Copyright (c) 2019 AT&T Intellectual Property.                             #\r
+#                                                                              #\r
+#   Licensed under the Apache License, Version 2.0 (the "License");            #\r
+#   you may not use this file except in compliance with the License.           #\r
+#   You may obtain a copy of the License at                                    #\r
+#                                                                              #\r
+#       http://www.apache.org/licenses/LICENSE-2.0                             #\r
+#                                                                              #\r
+#   Unless required by applicable law or agreed to in writing, software        #\r
+#   distributed under the License is distributed on an "AS IS" BASIS,          #\r
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #\r
+#   See the License for the specific language governing permissions and        #\r
+#   limitations under the License.                                             #\r
+##############################################################################*/\r
+\r
+\r
+const Response = require('http-response-object');\r
+const Readable = require('stream').Readable;\r
+const mongooseGridFS = require('mongoose-gridfs');\r
+const AdmZip = require('adm-zip');\r
+const errors = require('@feathersjs/errors');\r
+\r
+class Service {\r
+       constructor (options) {\r
+               this.options = options || {};\r
+               this.mongoose = this.options.app.get('mongooseClient');\r
+               this.gridfs = mongooseGridFS({\r
+                       collection: 'fs',\r
+                       model: 'File',\r
+                       mongooseConnection: this.mongoose.connection\r
+               });\r
+               this.FileModel = this.gridfs.model;\r
+       }\r
+\r
+       async find (params) {\r
+               return new Response(200, {});\r
+       }\r
+\r
+       async get (id, params) {\r
+               let content = await this.callReadFile(id).then(res => {\r
+                       return res;\r
+               });\r
+\r
+               if(params.query && params.query.robot){\r
+                       content = await this.createRobotResponse(content);\r
+               }\r
+               return content;\r
+       }\r
+\r
+       async create (data, params) {\r
+        const files = params.files;\r
+\r
+        if (!files || files.length === 0) {\r
+            throw new BadRequest("No files found to upload")\r
+        }\r
+\r
+        let promises = [];\r
+\r
+        files.forEach(file => {\r
+            let promise = new Promise( (resolve, reject) => {\r
+\r
+                let stream = new Readable();\r
+                stream.push(file.buffer);\r
+                stream.push(null);\r
+\r
+               this.FileModel.write(\r
+                       {\r
+                               filename: file.originalname,\r
+                               contentType: file.mimeType\r
+                       },\r
+                       stream,\r
+                       function (error, savedAttachment) {\r
+                               if (error) {\r
+                                       logger.error(error);\r
+                                       reject(error);\r
+                               } else {\r
+                            stream.destroy();\r
+                            resolve(savedAttachment);\r
+                               }\r
+                    }\r
+                );\r
+\r
+            })\r
+\r
+            promises.push(promise);\r
+        });\r
+\r
+        const result = await Promise.all(promises);\r
+        \r
+        return result;\r
+       }\r
+\r
+       async update (id, data, params) {\r
+               return new Response(200, {});\r
+       }\r
+\r
+       async patch (id, data, params) {\r
+               return new Response(200, {});\r
+       }\r
+\r
+       async remove (id, params) {\r
+               let err = await this.callUnlinkFile(id).then(err => {\r
+            return err;\r
+        });\r
+\r
+        if(err){\r
+            throw errors.GeneralError(err);\r
+        }        \r
+\r
+        return new Response(200, {});\r
+       }\r
+\r
+       readFile (id) {\r
+               return new Promise(resolve => {\r
+                       // FileModel.readById(context.id, (err, content) => resolve(content));\r
+                       let stream = this.FileModel.readById(id);\r
+       \r
+                       stream.on('error', (err) => resolve(err));\r
+                       stream.on('data', (content) => resolve(content));\r
+                       stream.on('close', (res) => resolve(res));\r
+                       // api.on(event, response => resolve(response));\r
+               });\r
+       }\r
+       \r
+       async callReadFile (id) {\r
+               return this.readFile(id);\r
+       }\r
+       \r
+       async createRobotResponse(content){\r
+       \r
+               let re;\r
+       \r
+               await new Promise((resolve, reject) => {\r
+                       let newObj = {};\r
+                       let read = new Readable();\r
+                       read.push(content);\r
+                       read.push(null);\r
+                       let z = new AdmZip(content);\r
+                       let entries = z.getEntries();\r
+                       entries.forEach(zipEntry => {\r
+                               newObj[zipEntry.name] = zipEntry.getData().toString('utf8');\r
+                               // console.log(zipEntry.toString()); // outputs zip entries information\r
+                               // console.log(zipEntry.getData().toString('utf8')); \r
+                       });\r
+                       resolve(newObj);\r
+               }).then(res => {\r
+                       re = res;\r
+                       //console.log(re);\r
+               }).catch(err => {\r
+                       console.log(err);\r
+               });\r
+       \r
+               return re;\r
+       }\r
+\r
+       unlinkFile(id) {\r
+       \r
+               return new Promise(resolve => {\r
+                       \r
+                       //FileModel.readById(context.id, (err, content) => resolve(content));\r
+                       this.FileModel.unlinkById(id, (err) => resolve(err));\r
+                       //api.on(event, response => resolve(response));\r
+               });\r
+       }\r
+       \r
+       async callUnlinkFile(id) {\r
+               return await this.unlinkFile(id);\r
+       }\r
+}\r
+\r
+\r
+\r
+module.exports = function (options) {\r
+       return new Service(options);\r
+};\r
+\r
+module.exports.Service = Service;\r