Added ability to select any supported custom downloader

backend/app.js

@@ -58,7 +58,13 @@ let debugMode = process.env.YTDL_MODE === 'debug';
 if (debugMode) console.log('YTDL-Material in debug mode!');
 
 var validDownloadingAgents = [
-    'aria2c'
+    'aria2c',
+    'avconv',
+    'axel',
+    'curl',
+    'ffmpeg',
+    'httpie',
+    'wget'
 ]
 
 // don't overwrite config if it already happened.. NOT
@@ -143,6 +149,8 @@ async function loadConfig() {
 
         if (!useDefaultDownloadingAgent && validDownloadingAgents.indexOf(customDownloadingAgent) !== -1 ) {
             console.log(`INFO: Using non-default downloading agent \'${customDownloadingAgent}\'`)
+        } else {
+            customDownloadingAgent = null;
         }
 
         if (usingEncryption)
@@ -659,8 +667,8 @@ app.post('/api/tomp3', async function(req, res) {
             downloadConfig.splice(3, 0, qualityPath);
         }
     
-        if (!useDefaultDownloadingAgent && customDownloadingAgent === 'aria2c') {
-            downloadConfig.splice(0, 0, '--external-downloader', 'aria2c');
+        if (!useDefaultDownloadingAgent && customDownloadingAgent) {
+            downloadConfig.splice(0, 0, '--external-downloader', customDownloadingAgent);
         }
 
         if (useYoutubeDLArchive) {
@@ -783,8 +791,8 @@ app.post('/api/tomp4', async function(req, res) {
             downloadConfig.push('--username', youtubeUsername, '--password', youtubePassword);
         }
     
-        if (!useDefaultDownloadingAgent && customDownloadingAgent === 'aria2c') {
-            downloadConfig.splice(0, 0, '--external-downloader', 'aria2c');
+        if (!useDefaultDownloadingAgent && customDownloadingAgent) {
+            downloadConfig.splice(0, 0, '--external-downloader', customDownloadingAgent);
         }
 
         if (useYoutubeDLArchive) {

src/app/settings/settings.component.html

@@ -223,13 +223,19 @@
             <div class="col-12">
                 <mat-checkbox color="accent" [(ngModel)]="new_config['Advanced']['use_default_downloading_agent']"><ng-container i18n="Use default downloading agent setting">Use default downloading agent</ng-container></mat-checkbox>
             </div>
-            <div class="col-12">
-                <mat-form-field color="accent">
-                    <input [disabled]="new_config['Advanced']['use_default_downloading_agent']" [(ngModel)]="new_config['Advanced']['custom_downloading_agent']" matInput placeholder="Custom agent" i18n-placeholder="Custom agent setting placeholder" required>
-                    <mat-hint></mat-hint>
-                </mat-form-field>
+            <div class="col-12 my-2">
+                <mat-select [disabled]="new_config['Advanced']['use_default_downloading_agent']" color="accent" style="width: 200px" [(ngModel)]="new_config['Advanced']['custom_downloading_agent']">
+                    <mat-option value="">Select a downloader</mat-option>
+                    <mat-option value="aria2c">aria2c</mat-option>
+                    <mat-option value="avconv">avconv</mat-option>
+                    <mat-option value="axel">axel</mat-option>
+                    <mat-option value="curl">curl</mat-option>
+                    <mat-option value="ffmpeg">ffmpeg</mat-option>
+                    <mat-option value="httpie">httpie</mat-option>
+                    <mat-option value="wget">wget</mat-option>
+                </mat-select>
             </div>
-            <div class="col-12">
+            <div class="col-12 mt-2">
                 <mat-checkbox color="accent" [(ngModel)]="new_config['Advanced']['allow_advanced_download']"><ng-container i18n="Allow advanced downloading setting">Allow advanced download</ng-container></mat-checkbox>
             </div>
         </div>