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Baidu Tieba Quote and Post

百度贴吧图片引用 作者:铅笔、修正:huhu

  1. // ==UserScript==
  2. // @name       Baidu Tieba Quote and Post 
  3. // @version    2.2.2.0
  4. // @icon	http://imgsrc.baidu.com/forum/pic/item/911e12087bf40ad13d03ebde552c11dfa8ecce89.jpeg
  5. // @description	百度贴吧图片引用 作者:铅笔、修正:huhu
  6. // @include      http://tieba.baidu.com/p/*
  7. // @include      http://tieba.baidu.com.cn/p/*
  8. // @include      http://tieba.baidu.cn/p/*
  9. // @include      http://tieba.baidu.com/f*
  10. // @include      http://tieba.baidu.com.cn/f*
  11. // @include      http://tieba.baidu.cn/f*/f?*
  12. // @copyright 5B4B
  13. // @namespace 5B4B
  14. // ==/UserScript==
  15.  
  16. function init() {
  17.  
  18.     //////
  19.     //// 设置
  20.     //
  21.     var font_family = '"微软雅黑"',
  22.         font_size = '14px',
  23.         line_height = '16px',
  24.         font = font_size + ' ' + font_family,
  25.         colour='';//自定义颜色，默认随机
  26.     //////
  27.     //// 产生引用内容
  28.     //
  29.  
  30.     function addQuote(textarea, content, pid) {
  31.         var canvas = $('<canvas>').attr({
  32.             width: 0,
  33.             height: 0
  34.         }).get(0);
  35.         var ctx,
  36.             style = [
  37.                 'font-family:' + font_family,
  38.                 'font-weight:normal',
  39.                 'font-style:normal',
  40.                 'font-size:' + font_size,
  41.                 'line-height:' + line_height
  42.             ].join(';'),
  43.             metrix = measureText(content, style, 540);
  44.             content=metrix.content;
  45.         canvas.width = metrix.width + 10;
  46.         canvas.height = metrix.height + 10;
  47.         ctx = canvas.getContext('2d');
  48.         ctx.clearRect(0, 0, canvas.width, canvas.height);
  49.         ctx.globalAlpha = 1.0;
  50.         ctx.setFillColor('transparent');
  51.         ctx.fillRect(0, 0, canvas.width, canvas.height);
  52.         ctx.fillStyle = 'black';
  53.         ctx.font = font;
  54.         ctx.textAlign = 'left';
  55.         ctx.textBaseline = 'top';
  56.         content.trim().split(/[\n\r]/).forEach(function(str, i) {
  57.             ctx.fillText(str, 5, 5 + 14 * i + 2 * i);
  58.         });
  59.         ctx.lineWidth=3;
  60.         ctx.strokeStyle = colour||('#'+(Math.random()*0xffffff<<0).toString(16));
  61.         ctx.strokeRect(0, 0, canvas.width, canvas.height);
  62.  
  63.         var savedURL = LetItGo.get('BTQP-PID-' + pid);
  64.         if (savedURL) {
  65.             addQuotePic(savedURL);
  66.         } else {
  67.             uploadPic({
  68.                 pid: pid,
  69.                 blob: dataURLtoBlob(canvas.toDataURL())
  70.             }, addQuotePic);
  71.         }
  72.     }
  73.  
  74.     function addQuotePic(url, pid) {
  75.         LetItGo.set('BTQP-PID-' + pid, url);
  76.         $(textarea).find('.BDE_Image[pic_type="9"]:first')
  77.             .attr('src', url).attr('pic_type', 1).attr('onload', 'EditorUI.resizeImage(this, 560)');
  78.         //.removeAttr('pic_type');
  79.         textarea.focus();
  80.         var html = textarea.innerHTML;    
  81.         document.execCommand('selectAll', false, null);    
  82.         document.execCommand('insertHTML', false, html);
  83.     }
  84.  
  85.     function uploadPic(data, callback) {
  86.         var blob = data.blob,
  87.             pid = data.pid;
  88.         var xhr = new XMLHttpRequest(),
  89.             size = blob.size;
  90.         xhr.open('GET', 'http://tieba.baidu.com/dc/common/imgtbs?t=' + new Date().getTime(), true);
  91.         xhr.onload = function() {
  92.             var res = JSON.parse(this.responseText);
  93.             if (res.no !== 0) {
  94.                 failedCallback();
  95.             }
  96.             var tbs = res.data.tbs,
  97.                 formData = new FormData();
  98.             xhr.abort();
  99.             xhr.open('POST', 'http://upload.tieba.baidu.com/upload/pic?is_wm=1&tbs=' + tbs, true);
  100.             xhr.withCredentials = true;
  101.             xhr.onload = function() {
  102.                 var res = JSON.parse(this.responseText);
  103.                 if (res.error_code !== 0) {
  104.                     alert('上传图片失败！');
  105.                     return;
  106.                 }
  107.                 var pic_url = 'http://imgsrc.baidu.com/forum/pic/item/' + res.info.pic_id_encode + '.jpg';
  108.                 callback(pic_url, pid);
  109.             };
  110.             formData.append('fid', PageData.forum.id);
  111.             formData.append('Filename', 'blob.png');
  112.             formData.append('file', blob);
  113.             xhr.send(formData);
  114.         };
  115.         xhr.onerror = function() {
  116.             alert('上传准备失败！');
  117.         };
  118.         xhr.send();
  119.     }
  120.  
  121.     function dataURLtoBlob(dataURL) {
  122.         var data = atob(dataURL.split(",")[1]),
  123.             arrayBuffer = new ArrayBuffer(data.length),
  124.             byteArray = new Uint8Array(arrayBuffer);
  125.         for (var i = 0, l = data.length; i < l; ++i) {
  126.             byteArray[i] = data.charCodeAt(i)
  127.         }
  128.         return new window.Blob([byteArray], {
  129.             type: 'image/png'
  130.         });
  131.     }
  132.  
  133.     function measureText(content, style, width) {
  134.         var res = '',
  135.             text = content,
  136.             maxwidth = 0;
  137.         var canvas = $('<canvas>').attr({
  138.             width: width,
  139.             height: 100
  140.         }).get(0),
  141.             ctx;
  142.         ctx = canvas.getContext('2d');
  143.         ctx.font = font;
  144.         for (var i = 0, l = text.length, line = '', tl, th, thx = 0; i < l; ++i) {
  145.             tl = line + text[i];
  146.             th = thx + ctx.measureText(tl).width;
  147.             if (th <= width) {
  148.                 thx = th;
  149.                 res += tl
  150.             } else {
  151.                 thx = ctx.measureText(text[i]).width;
  152.                 res += '\n' + text[i];
  153.                 line = '';
  154.             }
  155.             if (maxwidth < thx) maxwidth = thx;//console.log(maxwidth,res);
  156.         }
  157.         var body = window.document.body,
  158.             dummy = $('<div>').html(res.replace(/[\n\r]/g, '<br/>')).attr('style', style).get(0),
  159.             result = {};
  160.         dummy.style.zIndex = '-1';
  161.         dummy.style.display = 'block';
  162.         dummy.style.width = '-webkit-fit-content';
  163.         dummy.style.whiteSpace = 'pre';
  164.         body.appendChild(dummy);
  165.         result.width = maxwidth; //dummy.offsetWidth;
  166.         result.height = dummy.offsetHeight;
  167.         result.content = res;
  168.         dummy.remove();
  169.         return result;
  170.     }
  171.  
  172.  
  173.     //////
  174.     //// 引用按钮
  175.     //
  176.  
  177.     function addBtnsEvents() {
  178.         //$('.l_post').on('mouseover.btqp', '.j_lzl_wrapper', function(e) {
  179.         $('.p_postlist').delegate('.l_post','mouseover.btqp', '.j_lzl_wrapper', function(e) {
  180.             var $self = $(e.currentTarget || this);
  181.             if ($self.find('.btqp_btn_a').length <= 0) {
  182.                 var $partOne = $self.find('.p_tail');
  183.                 $partOne.append($('<li><span><a class="btqp_btn_a" btqp_n="false">简引</a> <a class="btqp_btn_a">引用</a></span></li>').find('a').css({
  184.                     cursor: 'pointer'
  185.                 }).on('click.btqp', btnEventA).end());
  186.             }
  187.             if ($self.find('.btqp_btn_b').length <= 0) {
  188.                 var $partTwo = $self.find('.lzl_s_r');
  189.                 $partTwo.before($('<span><a class="btqp_btn_b" btqp_n="false">简引</a> | <a class="btqp_btn_b">引用</a> | </span>').find('a').css({
  190.                     color: '#666',
  191.                     cursor: 'pointer'
  192.                 }).on('click.btqp', btnEventB).end());
  193.             }
  194.         });
  195.     }
  196.  
  197.     function btnEventA(e) {    
  198.         e.stopPropagation();    
  199.         e.preventDefault();
  200.  
  201.             
  202.         var $self = $(e.currentTarget || this),
  203.                   $post = $self.closest('.l_post'),
  204.             toQuote = !$self.attr('btqp_n'),
  205.                   content = $post.find('.d_post_content').html(),
  206.                   info = JSON.parse($post.attr('data-field')),
  207.             pid = info.content.id,
  208.                   floor = info.content.post_no,
  209.                   user = info.author.user_name,
  210.                   toAuthor = (PageData.thread.author === user),
  211.             toSelf = (PageData.user.name === user),
  212.                   atUser = ((toAuthor || toSelf) ? '@\u202D' : '@') + user + '&nbsp;';    
  213.         modify(floor, atUser, content, pid, toQuote);
  214.  
  215.         return false;
  216.     }
  217.  
  218.     function btnEventB(e) {    
  219.         e.stopPropagation();    
  220.         e.preventDefault();
  221.  
  222.             
  223.         var $self = $(e.currentTarget || this),
  224.                content = $self.closest('.lzl_content_reply').prevAll('.lzl_content_main').html(),
  225.                   infoA = $.json.decode($self.closest('.l_post').attr('data-field')),
  226.                   infoB = $.json.decode($self.closest('.lzl_single_post').attr('data-field')),
  227.             toQuote = !$self.attr('btqp_n'),
  228.                   floor = infoA.content.post_no,
  229.             pid = infoB.spid,
  230.                   userB = infoB.user_name,
  231.                   toAuthor = (PageData.thread.author === userB),
  232.             toSelf = (PageData.user.name === userB),
  233.                   atUser = ((toAuthor || toSelf) ? '@\u202D' : '@') + userB + '&nbsp;';    console.log($self.closest('.l_post').attr('data-field'));
  234.         modify(floor, atUser, content, pid, toQuote);
  235.  
  236.         return false;
  237.     }
  238.  
  239.       
  240.  
  241.     function modify(floor, atUser, content, pid, toQuote) {
  242.         $textarea = $('#tb_rich_poster_container').find('#ueditor_replace');
  243.         textarea = $textarea.get(-1);    
  244.         var html = textarea.innerHTML,
  245.             quote = '';    
  246.         var reg = new RegExp('^回\\d+楼.+?\\u202D{2}.*?\\u202D{2}|^回\\d+楼(?: |&nbsp;)@\u202D?.+?(?: |&nbsp;)', 'i');    
  247.         textarea.scrollIntoViewIfNeeded();    
  248.         textarea.focus();    
  249.         content = content.replace(/^回(?:<a[^>]+>)?\d+楼(?:<\/a>)?.+?<br>/g, '').replace(/<br.*?>/gi, '').replace(/<img.*?>/gi, '[图片]').replace(/<embed.*?>/gi, '[影音]').replace(/<div class="video_src_wrapper.*?<\/a><\/span><\/div>/gi, '[视频]').replace(/<div class="voice_player.*?<\/div>/gi, '[语音]').replace(/\u202D{2}.*?\u202D{2}/, '').replace(/\u202D/g, '').replace(/&amp;/g, "&").replace(/&lt;/g, "<").replace(/&gt;/g, ">").replace(/&quot;/g, '"').replace(/　/g, ' ');
  250.         content = flat(content);    
  251.         if (content.length > 250) {      
  252.             content = content.substr(0, 250) + '\n...[省略N字]';    
  253.         }
  254.         //content = setWidth(content, 520);
  255.         if (toQuote) {    
  256.             quote = '<br>\u202D\u202D<img pic_type="9" class="BDE_Image" src="http://imgsrc.baidu.com/forum/pic/item/32645c086e061d958b03f63f7af40ad163d9cad2.png">\u202D\u202D';
  257.         }    
  258.         if (html.replace(/<br>|&nbsp;|&emsp;|\s/g, '') !== '') {      
  259.             if (reg.test(html)) {        
  260.                 html = html.replace(reg, '回' + floor + '楼 ' + atUser + quote);      
  261.             } else {        
  262.                 html = '回' + floor + '楼 ' + atUser + quote + '<br><br>' + html;      
  263.             }    
  264.         } else {      
  265.             html = '回' + floor + '楼 ' + atUser + quote + '<br><br>&nbsp;';    
  266.         }    
  267.         document.execCommand('selectAll', false, null);    
  268.         document.execCommand('insertHTML', false, html);
  269.         if (toQuote) {
  270.             addQuote(textarea, content, pid);
  271.         }  
  272.     }
  273.  
  274.     function flat(content) {
  275.         content = content.replace(/<.+?>(.*?)<\/.+?>/gi, '$1');
  276.         if (/<.+?>.*?<\/.+?>/.test(content)) {
  277.             return flat(content);
  278.         }
  279.         return content.trim();
  280.     }
  281.  
  282.     function byteLength(c) {
  283.         return /[\x00-\xFF]/.test(c) ? 0.5 : 1;
  284.     }
  285.  
  286.  
  287.     //////
  288.     //// 初始化
  289.     //
  290.     var LetItGo = {
  291.         set: function(key, val) {
  292.             sessionStorage.setItem(key, JSON.stringify(val));
  293.         },
  294.         get: function(key, def) {
  295.             return JSON.parse(sessionStorage.getItem(key)) || def;
  296.         }
  297.     };  
  298.     var $textarea, textarea;
  299.     $(function() {   //$textarea = $('#editor').find('.tb-editor-editarea');
  300.              //textarea = $textarea.get(-1);
  301.         addBtnsEvents();
  302.     });
  303.     
  304.     
  305.     //////
  306.     //// 生成节点监听
  307.     //
  308. }
  309.  
  310.  
  311. //////
  312. //// Initialization
  313. //
  314. var script = document.createElement('script');
  315. script.id = '__5B4B_BTQP__';
  316. script.charset = 'utf-8';
  317. script.type = 'text/javascript';
  318. script.innerHTML = 'try{(' + init.toString() + ')()}catch(e){console.log(e)}';
  319. document.body.appendChild(script);

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