Added debug mode to server and relevant debug configurations

simplified youtubedl download process to speed up the download

queryurl not printed any longer by youtube search service

.vscode/launch.json

@@ -0,0 +1,14 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "node",
+            "request": "attach",
+            "name": "Attach",
+            "port": 9229
+        },
+    ]
+}

backend/app.js

@@ -10,7 +10,12 @@ var app = express();
 
 var URL = require('url').URL;
 
-var frontendUrl = config.get("YoutubeDLMaterial.Host.frontendurl");
+// check if debug mode
+let debugMode = process.env.YTDL_MODE === 'debug';
+
+if (debugMode) console.log('YTDL-Material in debug mode!');
+
+var frontendUrl = !debugMode ? config.get("YoutubeDLMaterial.Host.frontendurl") : 'http://localhost:4200';
 var backendUrl = config.get("YoutubeDLMaterial.Host.backendurl")
 var backendPort = 17442;
 var usingEncryption = config.get("YoutubeDLMaterial.Encryption.use-encryption");
@@ -19,6 +24,7 @@ var audioFolderPath = config.get("YoutubeDLMaterial.Downloader.path-audio");
 var videoFolderPath = config.get("YoutubeDLMaterial.Downloader.path-video");
 var downloadOnlyMode = config.get("YoutubeDLMaterial.Extra.download_only_mode")
 
+
 if (usingEncryption)
 {
     
@@ -194,27 +200,32 @@ app.post('/tomp3', function(req, res) {
     var path = audioFolderPath;
     var audiopath = '%(title)s';
 
-    youtubedl.exec(url, ['--get-filename', '-o', audiopath], {}, function(err_getting_name, output) {
-        if (err_getting_name) {
-            res.sendStatus(500);
-            throw err_getting_name;
+    youtubedl.exec(url, ['--external-downloader', 'aria2c', '-o', path + audiopath + ".mp3", '-x', '--audio-format', 'mp3', '--write-info-json', '--print-json'], {}, function(err, output) {
+        if (debugMode) {
+            let new_date = Date.now();
+            let difference = (new_date - date)/1000;
+            console.log(`Audio download delay: ${difference} seconds.`);
         }
-        var file_names = [];
-        for (let i = 0; i < output.length; i++) {
-            var modified_file_name = output[i];
-            file_names.push(modified_file_name);
-        }
-
-        var is_playlist = file_names.length > 1;
-        if (!is_playlist) audiopath = file_names[0];
-
-        youtubedl.exec(url, ['--external-downloader', 'aria2c', '-o', path + audiopath + ".mp3", '-x', '--audio-format', 'mp3', '--write-info-json'], {}, function(err, output) {
         if (err) {
             audiopath = "-1";
             res.sendStatus(500);
             throw err;
         } else if (output) {  
-                var completeString = "done";
+            var file_names = [];
+            for (let i = 0; i < output.length; i++) {
+                let output_json = null;
+                try {
+                    output_json = JSON.parse(output[i]);
+                } catch {
+                    output_json = null;
+                }
+                var modified_file_name = output_json ? output_json['title'] : null;
+                if (modified_file_name) file_names.push(modified_file_name);
+            }
+
+            let is_playlist = file_names.length > 1;
+            if (!is_playlist) audiopath = file_names[0];
+
             var audiopathEncoded = encodeURIComponent(file_names[0]);
             res.send({
                 audiopathEncoded: audiopathEncoded,
@@ -222,7 +233,6 @@ app.post('/tomp3', function(req, res) {
             });
         }
     });
-    });
 });
 
 app.post('/tomp4', function(req, res) {
@@ -231,28 +241,32 @@ app.post('/tomp4', function(req, res) {
     var path = videoFolderPath;
     var videopath = '%(title)s';
 
-    youtubedl.exec(url, ['--get-filename', '-o', videopath], {}, function(err_getting_name, output) {
-        if (err_getting_name) {
-            res.sendStatus(500);
-            throw err_getting_name;
+    youtubedl.exec(url, ['--external-downloader', 'aria2c', '-o', path + videopath + ".mp4", '-f', 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/mp4', '--write-info-json', '--print-json'], {}, function(err, output) {
+        if (debugMode) {
+            let new_date = Date.now();
+            let difference = (new_date - date)/1000;
+            console.log(`Video download delay: ${difference} seconds.`);
         }
-
-        var file_names = [];
-        for (let i = 0; i < output.length; i++) {
-            var modified_file_name = output[i];
-            file_names.push(modified_file_name);
-        }
-
-        var is_playlist = file_names.length > 1;
-        if (!is_playlist) videopath = file_names[0];
-
-        youtubedl.exec(url, ['--external-downloader', 'aria2c', '-o', path + videopath + ".mp4", '-f', 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/mp4', '--write-info-json'], {}, function(err, output) {
         if (err) {
             videopath = "-1";
             res.sendStatus(500);
             throw err;
         } else if (output) {
-                var completeString = "done";
+            var file_names = [];
+            for (let i = 0; i < output.length; i++) {
+                let output_json = null;
+                try {
+                    output_json = JSON.parse(output[i]);
+                } catch {
+                    output_json = null;
+                }
+                var modified_file_name = output_json ? output_json['title'] : null;
+                if (modified_file_name) file_names.push(modified_file_name);
+            }
+
+            let is_playlist = file_names.length > 1;
+            if (!is_playlist) audiopath = file_names[0];
+            
             var videopathEncoded = encodeURIComponent(file_names[0]);
             res.send({
                 videopathEncoded: videopathEncoded,
@@ -261,7 +275,6 @@ app.post('/tomp4', function(req, res) {
             res.end("yes");
         }
     });
-    });
 });
 
 // gets the status of the mp3 file that's being downloaded
@@ -445,7 +458,7 @@ app.post('/deleteFile', function(req, res) {
 
 app.get('/video/:id', function(req , res){
     var head;
-    const path = "video/" + req.params.id + ".mp4";
+    const path = "video/" + req.params.id;
   const stat = fs.statSync(path)
   const fileSize = stat.size
   const range = req.headers.range
@@ -477,7 +490,7 @@ app.get('/video/:id', function(req , res){
 
 app.get('/audio/:id', function(req , res){
     var head;
-    const path = "audio/" + req.params.id + ".mp3";
+    const path = "audio/" + req.params.id;
   const stat = fs.statSync(path)
   const fileSize = stat.size
   const range = req.headers.range

src/app/youtube-search.service.ts

@@ -49,7 +49,6 @@ export class YoutubeSearchService {
       `maxResults=5`
     ].join('&')
     const queryUrl = `${this.url}?${params}`
-    console.log(queryUrl)
     return this.http.get(queryUrl).map(response => {
       return <any>response['items'].map(item => {
         return new Result({