[WebUI] Handle torrent add failures

Closes #2253.

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## 2.0.4 (WIP)
 
+### WebUI
+
+- Handle torrent add failures
+
 ### Documentation
 
 - Add How-to guides about services.

deluge/ui/web/js/deluge-all/add/AddWindow.js

@@ -235,6 +235,7 @@ Deluge.add.AddWindow = Ext.extend(Deluge.add.Window, {
             this.url = new Deluge.add.UrlWindow();
             this.url.on('beforeadd', this.onTorrentBeforeAdd, this);
             this.url.on('add', this.onTorrentAdd, this);
+            this.url.on('addfailed', this.onTorrentAddFailed, this);
         }
 
         this.optionsPanel.form.getDefaults();
@@ -258,6 +259,7 @@ Deluge.add.AddWindow = Ext.extend(Deluge.add.Window, {
                 url: deluge.config.base + 'upload',
                 waitMsg: _('Uploading your torrent...'),
                 success: this.onUploadSuccess,
+                failure: this.onUploadFailure,
                 scope: this,
                 torrentIds: torrentIds,
             });
@@ -283,6 +285,19 @@ Deluge.add.AddWindow = Ext.extend(Deluge.add.Window, {
         this.fileUploadForm.reset();
     },
 
+    onUploadFailure: function(form, action) {
+        this.hide();
+        Ext.MessageBox.show({
+            title: _('Error'),
+            msg: _('Failed to upload torrent'),
+            buttons: Ext.MessageBox.OK,
+            modal: false,
+            icon: Ext.MessageBox.ERROR,
+            iconCls: 'x-deluge-icon-error',
+        });
+        this.fireEvent('addfailed', this.torrentId);
+    },
+
     onGotInfo: function(info, obj, response, request) {
         info.filename = request.options.filename;
         torrentId = request.options.torrentId;
@@ -315,6 +330,14 @@ Deluge.add.AddWindow = Ext.extend(Deluge.add.Window, {
         }
     },
 
+    onTorrentAddFailed: function(torrentId) {
+        var store = this.list.getStore();
+        var torrentRecord = store.getById(torrentId);
+        if (torrentRecord) {
+            store.remove(torrentRecord);
+        }
+    },
+
     onUrl: function(button, event) {
         this.url.show();
     },

deluge/ui/web/js/deluge-all/add/UrlWindow.js

@@ -72,6 +72,7 @@ Deluge.add.UrlWindow = Ext.extend(Deluge.add.Window, {
         } else {
             deluge.client.web.download_torrent_from_url(url, cookies, {
                 success: this.onDownload,
+                failure: this.onDownloadFailed,
                 scope: this,
                 torrentId: torrentId,
             });
@@ -85,12 +86,25 @@ Deluge.add.UrlWindow = Ext.extend(Deluge.add.Window, {
     onDownload: function(filename, obj, resp, req) {
         deluge.client.web.get_torrent_info(filename, {
             success: this.onGotInfo,
+            failure: this.onDownloadFailed,
             scope: this,
             filename: filename,
             torrentId: req.options.torrentId,
         });
     },
 
+    onDownloadFailed: function(obj, resp, req) {
+        Ext.MessageBox.show({
+            title: _('Error'),
+            msg: _('Failed to download torrent'),
+            buttons: Ext.MessageBox.OK,
+            modal: false,
+            icon: Ext.MessageBox.ERROR,
+            iconCls: 'x-deluge-icon-error',
+        });
+        this.fireEvent('addfailed', req.options.torrentId);
+    },
+
     onGotInfo: function(info, obj, response, request) {
         info['filename'] = request.options.filename;
         this.fireEvent('add', request.options.torrentId, info);

deluge/ui/web/js/deluge-all/add/Window.js

@@ -17,7 +17,7 @@ Ext.ns('Deluge.add');
 Deluge.add.Window = Ext.extend(Ext.Window, {
     initComponent: function() {
         Deluge.add.Window.superclass.initComponent.call(this);
-        this.addEvents('beforeadd', 'add');
+        this.addEvents('beforeadd', 'add', 'addfailed');
     },
 
     /**