From e883a59f577b3281f38e1986ec496b5d441379e1 Mon Sep 17 00:00:00 2001
From: janus_wel
Date: Tue, 7 Oct 2008 14:41:20 +0000
Subject: import youtubeamp.js

git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@20931 d0d07461-0603-4401-acd4-de1884942a52
---
 youtubeamp.js | 324 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 324 insertions(+)
 create mode 100644 youtubeamp.js

(limited to 'youtubeamp.js')

diff --git a/youtubeamp.js b/youtubeamp.js
new file mode 100644
index 0000000..df38ca8
--- /dev/null
+++ b/youtubeamp.js
@@ -0,0 +1,324 @@
+/*
+ * ==VimperatorPlugin==
+ * @name            youtubeamp.js
+ * @description     this script give you keyboard opration for youtube.com.
+ * @description-ja  YouTube のプレーヤーをキーボードで操作できるようにする。
+ * @author          janus_wel <janus_wel@fb3.so-net.ne.jp>
+ * @version         0.10
+ * @minversion      1.2
+ * ==VimperatorPlugin==
+ *
+ * LICENSE
+ *   New BSD License
+ *
+ * USAGE
+ *   :ytinfo
+ *     プレーヤーに関しての情報を表示する。今のところバージョンだけ。
+ *   :ytpause
+ *     再生 / 一時停止を切り替える。
+ *   :ytmute
+ *     音声あり / なしを切り替える。
+ *   :ytsize
+ *     最大化 / ノーマルを切り替える。動いてない。
+ *   :ytseek [position]
+ *     指定した場所にシークする。秒数で指定が可能。
+ *     指定なしの場合一番最初にシークする。
+ *   :ytseek! delta
+ *     現在の位置から delta 分離れた所にシークする。秒数で指定が可能。
+ *     マイナスを指定すると戻る。指定なしの場合変化しない。
+ *   :ytvolume [volume]
+ *     ボリュームを設定する。 0 ～ 100 が指定できる。
+ *     指定なしの場合 100 にセットする。
+ *   :ytvolume! delta
+ *     ボリュームを現在の値から変更する。 -100 ～ +100 を指定可能。
+ *     指定なしの場合変化しない。
+ *
+ * SEE ALSO
+ *   http://code.google.com/apis/youtube/js_api_reference.html
+ *
+ * HISTORY
+ *   2008/10/07 ver. 0.10   - initial written.
+ * */
+
+(function(){
+
+Function.prototype.bind = function(object) {
+    var __method = this;
+    return function() {
+        return __method.apply(object, arguments);
+    }
+};
+
+// class definition
+// YouTubePlayerController Class
+function YouTubePlayerController() {
+    this.initialize.apply(this, arguments);
+}
+YouTubePlayerController.prototype = {
+    initialize: function () {
+        this.fuller = this._changeToFull.bind(this);
+    },
+
+    constants: {
+        VERSION:        '0.10',
+
+        CARDINAL_NUMBER:    10,
+
+        YOUTUBE_DOMAIN:    '.youtube.jp',
+        YOUTUBE_URL:       '^http://[^.]+\\.youtube\\.com/',
+        WATCH_URL:          'http://[^.]+\\.youtube\\.com/watch',
+        WATCH_PAGE:         1,
+
+        PLAYER_NODE_ID: 'movie_player',
+
+        STATE_PLAYING:  1,
+
+        SIZE_WIDTH_DEFAULT:     480,
+        SIZE_HEIGHT_DEFAULT:    385,
+
+        NAME_PLAYER_VERSION: 'PLAYER_VERSION',
+
+        SEEKTO_DEFAULT:     0,
+        SEEKBY_DEFAULT:     0,
+        VOLUMETO_DEFAULT:   100,
+        VOLUMEBY_DEFAULT:   0,
+
+        HIDE_NODES: [
+            'old-masthead',
+            'watch-vid-title',
+            'watch-other-vids',
+            'old-footer',
+            'copyright',
+            'watch-main-area',
+            'watch-comments-stats',
+            'watch-video-response',
+        ],
+    },
+
+    getControllerVersion: function () { return this.constants.VERSION; },
+
+    pagecheck: function() {
+        if(this.getURL().match(this.constants.WATCH_URL)) return this.constants.WATCH_PAGE;
+        throw new Error('current tab is not watch page on youtube.com');
+    },
+
+    getURL: function() { return liberator.buffer.URL; },
+
+    _player: function() {
+        if(this.pagecheck() === this.constants.WATCH_PAGE) {
+            var player = this._getElementById(this.constants.PLAYER_NODE_ID);
+            if(! player) throw new Error('player is not found');
+
+            return player;
+        }
+        return null;
+    },
+
+    togglePlay: function() {
+        var p = this._player();
+        (p.getPlayerState() !== this.constants.STATE_PLAYING)
+            ? p.playVideo()
+            : p.pauseVideo();
+    },
+
+    toggleMute: function() {
+        var p = this._player();
+        p.isMuted() ? p.unMute() : p.mute();
+    },
+
+    toggleSize: function() {
+        var p = this._player();
+        (p.width == this.constants.SIZE_WIDTH_DEFAULT && p.height == this.constants.SIZE_HEIGHT_DEFAULT)
+            ? this._fullSize()
+            : this._normalSize();
+    },
+
+    _changeToFull: function () {
+        var p = this._player();
+        setTimeout(function () {
+            p.width = window.innerWidth;
+            p.height = liberator.buffer.pageHeight;
+        }, 0);
+    },
+
+    _getElementById: function (id) {
+        var e = window.content.document.getElementById(id);
+        if (!e) return null;
+
+        return e.wrappedJSObject
+            ? e.wrappedJSObject
+            : e;
+    },
+
+    _fullSize: function () {
+        var b = this._getElementById('baseDiv');
+        this.defMargin = b.style.margin;
+        this.defPadding = b.style.padding;
+        this.defWidth = b.style.width;
+        b.style.margin = 0;
+        b.style.padding = 0;
+        b.style.width = '100%';
+
+        for (var i=0, max=this.constants.HIDE_NODES.length ; i<max ; ++i) {
+            var h = this._getElementById(this.constants.HIDE_NODES[i]);
+            if (h) { h.style.display = 'none'; }
+        }
+
+        this._changeToFull();
+
+        window.addEventListener(
+            'resize',
+            this.fuller,
+            false
+        );
+    },
+
+    _normalSize: function () {
+        var b = this._getElementById('baseDiv');
+        b.style.margin  = this.defMargin;
+        b.style.padding = this.defPadding;
+        b.style.width   = this.defWidth;
+
+        for (var i=0, max=this.constants.HIDE_NODES.length ; i<max ; ++i) {
+            var h = this._getElementById(this.constants.HIDE_NODES[i]);
+            if (h) { h.style.display = 'block'; }
+        }
+
+        var p = this._player();
+        p.width = this.constants.SIZE_WIDTH_DEFAULT;
+        p.height = this.constants.SIZE_HEIGHT_DEFAULT;
+
+        window.removeEventListener(
+            'resize',
+            this.fuller,
+            false
+        );
+    },
+
+    seekTo: function(position) {
+        if(position) {
+            if(position.match(/^(\d+):(\d+)$/)) {
+                position = parseInt(RegExp.$1, this.constants.CARDINAL_NUMBER) * 60
+                    + parseInt(RegExp.$2, this.constants.CARDINAL_NUMBER);
+            }
+            if(isNaN(position)) throw new Error('assign unsigned number : seekTo()');
+        }
+        else position = this.constants.SEEKTO_DEFAULT;
+
+        var p = this._player();
+        p.seekTo(position);
+    },
+
+    seekBy: function(delta) {
+        if(delta) {
+            if(isNaN(delta)) throw new Error('assign signed number : seekBy()');
+        }
+        else delta = this.constants.SEEKBY_DEFAULT;
+
+        var p = this._player();
+        var position = p.getCurrentTime();
+        position += parseInt(delta, this.constants.CARDINAL_NUMBER);
+
+        p.seekTo(position);
+    },
+
+    volumeTo: function(volume) {
+        if(volume) {
+            if(isNaN(volume)) throw new Error('assign unsigned number : volumeTo()');
+        }
+        else volume = this.constants.VOLUMETO_DEFAULT;
+
+        var p = this._player();
+        p.setVolume(volume);
+    },
+
+    volumeBy: function(delta) {
+        if(delta) {
+            if(isNaN(delta)) throw new Error('assign signed number : volumeBy()');
+        }
+        else delta = this.constants.VOLUMEBY_DEFAULT;
+
+        var p = this._player();
+        var volume = p.getVolume();
+        volume += parseInt(delta, this.constants.CARDINAL_NUMBER);
+
+        p.setVolume(volume);
+    },
+};
+
+// global object
+var controller = new YouTubePlayerController();
+
+// command register
+liberator.commands.addUserCommand(
+    ['ytinfo'],
+    'display player information',
+    function() {
+        try {
+            var info = [
+                'controller version : ' + controller.getControllerVersion(),
+            ].join("\n");
+            liberator.echo(info, liberator.commandline.FORCE_MULTILINE);
+        }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {}
+);
+
+liberator.commands.addUserCommand(
+    ['ytpause'],
+    'toggle play / pause',
+    function() {
+        try      { controller.togglePlay(); }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {}
+);
+
+liberator.commands.addUserCommand(
+    ['ytmute'],
+    'toggle mute',
+    function() {
+        try      { controller.toggleMute(); }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {}
+);
+
+liberator.commands.addUserCommand(
+    ['ytseek'],
+    'controll seek bar',
+    function(arg, special) {
+        try      { special ? controller.seekBy(arg) : controller.seekTo(arg); }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {
+        bang:   true,
+    }
+);
+
+liberator.commands.addUserCommand(
+    ['ytvolume'],
+    'controll volume',
+    function(arg, special) {
+        try      { special ? controller.volumeBy(arg) : controller.volumeTo(arg); }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {
+        bang:   true,
+    }
+);
+
+liberator.commands.addUserCommand(
+    ['ytsize'],
+    'toggle video size',
+    function() {
+        try      { controller.toggleSize(); }
+        catch(e) { liberator.echoerr(e); }
+    },
+    {}
+);
+
+})()
+
+// vim: set sw=4 ts=4 et;
-- 
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