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Viewing changes to wp-includes/js/thickbox/thickbox.js

  • Committer: Jacek Nykis
  • Date: 2015-01-05 16:17:05 UTC
  • Revision ID: jacek.nykis@canonical.com-20150105161705-w544l1h5mcg7u4w9
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wp-includes/js/thickbox/thickbox.js
 
1
/*
 
2
 * Thickbox 3.1 - One Box To Rule Them All.
 
3
 * By Cody Lindley (http://www.codylindley.com)
 
4
 * Copyright (c) 2007 cody lindley
 
5
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
 
6
*/
 
7
 
 
8
if ( typeof tb_pathToImage != 'string' ) {
 
9
        var tb_pathToImage = thickboxL10n.loadingAnimation;
 
10
}
 
11
 
 
12
/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
 
13
 
 
14
//on page load call tb_init
 
15
jQuery(document).ready(function(){
 
16
        tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
 
17
        imgLoader = new Image();// preload image
 
18
        imgLoader.src = tb_pathToImage;
 
19
});
 
20
 
 
21
//add thickbox to href & area elements that have a class of .thickbox
 
22
function tb_init(domChunk){
 
23
        jQuery('body').on('click', domChunk, tb_click);
 
24
}
 
25
 
 
26
function tb_click(){
 
27
        var t = this.title || this.name || null;
 
28
        var a = this.href || this.alt;
 
29
        var g = this.rel || false;
 
30
        tb_show(t,a,g);
 
31
        this.blur();
 
32
        return false;
 
33
}
 
34
 
 
35
function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
 
36
 
 
37
        try {
 
38
                if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
 
39
                        jQuery("body","html").css({height: "100%", width: "100%"});
 
40
                        jQuery("html").css("overflow","hidden");
 
41
                        if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
 
42
                                jQuery("body").append("<iframe id='TB_HideSelect'>"+thickboxL10n.noiframes+"</iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
 
43
                                jQuery("#TB_overlay").click(tb_remove);
 
44
                        }
 
45
                }else{//all others
 
46
                        if(document.getElementById("TB_overlay") === null){
 
47
                                jQuery("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
 
48
                                jQuery("#TB_overlay").click(tb_remove);
 
49
                                jQuery( 'body' ).addClass( 'modal-open' );
 
50
                        }
 
51
                }
 
52
 
 
53
                if(tb_detectMacXFF()){
 
54
                        jQuery("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
 
55
                }else{
 
56
                        jQuery("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
 
57
                }
 
58
 
 
59
                if(caption===null){caption="";}
 
60
                jQuery("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' width='208' /></div>");//add loader to the page
 
61
                jQuery('#TB_load').show();//show loader
 
62
 
 
63
                var baseURL;
 
64
           if(url.indexOf("?")!==-1){ //ff there is a query string involved
 
65
                        baseURL = url.substr(0, url.indexOf("?"));
 
66
           }else{
 
67
                        baseURL = url;
 
68
           }
 
69
 
 
70
           var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
 
71
           var urlType = baseURL.toLowerCase().match(urlString);
 
72
 
 
73
                if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
 
74
 
 
75
                        TB_PrevCaption = "";
 
76
                        TB_PrevURL = "";
 
77
                        TB_PrevHTML = "";
 
78
                        TB_NextCaption = "";
 
79
                        TB_NextURL = "";
 
80
                        TB_NextHTML = "";
 
81
                        TB_imageCount = "";
 
82
                        TB_FoundURL = false;
 
83
                        if(imageGroup){
 
84
                                TB_TempArray = jQuery("a[rel="+imageGroup+"]").get();
 
85
                                for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
 
86
                                        var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
 
87
                                                if (!(TB_TempArray[TB_Counter].href == url)) {
 
88
                                                        if (TB_FoundURL) {
 
89
                                                                TB_NextCaption = TB_TempArray[TB_Counter].title;
 
90
                                                                TB_NextURL = TB_TempArray[TB_Counter].href;
 
91
                                                                TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>"+thickboxL10n.next+"</a></span>";
 
92
                                                        } else {
 
93
                                                                TB_PrevCaption = TB_TempArray[TB_Counter].title;
 
94
                                                                TB_PrevURL = TB_TempArray[TB_Counter].href;
 
95
                                                                TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>"+thickboxL10n.prev+"</a></span>";
 
96
                                                        }
 
97
                                                } else {
 
98
                                                        TB_FoundURL = true;
 
99
                                                        TB_imageCount = thickboxL10n.image + ' ' + (TB_Counter + 1) + ' ' + thickboxL10n.of + ' ' + (TB_TempArray.length);
 
100
                                                }
 
101
                                }
 
102
                        }
 
103
 
 
104
                        imgPreloader = new Image();
 
105
                        imgPreloader.onload = function(){
 
106
                        imgPreloader.onload = null;
 
107
 
 
108
                        // Resizing large images - original by Christian Montoya edited by me.
 
109
                        var pagesize = tb_getPageSize();
 
110
                        var x = pagesize[0] - 150;
 
111
                        var y = pagesize[1] - 150;
 
112
                        var imageWidth = imgPreloader.width;
 
113
                        var imageHeight = imgPreloader.height;
 
114
                        if (imageWidth > x) {
 
115
                                imageHeight = imageHeight * (x / imageWidth);
 
116
                                imageWidth = x;
 
117
                                if (imageHeight > y) {
 
118
                                        imageWidth = imageWidth * (y / imageHeight);
 
119
                                        imageHeight = y;
 
120
                                }
 
121
                        } else if (imageHeight > y) {
 
122
                                imageWidth = imageWidth * (y / imageHeight);
 
123
                                imageHeight = y;
 
124
                                if (imageWidth > x) {
 
125
                                        imageHeight = imageHeight * (x / imageWidth);
 
126
                                        imageWidth = x;
 
127
                                }
 
128
                        }
 
129
                        // End Resizing
 
130
 
 
131
                        TB_WIDTH = imageWidth + 30;
 
132
                        TB_HEIGHT = imageHeight + 60;
 
133
                        jQuery("#TB_window").append("<a href='' id='TB_ImageOff' title='"+thickboxL10n.close+"'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='"+thickboxL10n.close+"'><div class='tb-close-icon'></div></a></div>");
 
134
 
 
135
                        jQuery("#TB_closeWindowButton").click(tb_remove);
 
136
 
 
137
                        if (!(TB_PrevHTML === "")) {
 
138
                                function goPrev(){
 
139
                                        if(jQuery(document).unbind("click",goPrev)){jQuery(document).unbind("click",goPrev);}
 
140
                                        jQuery("#TB_window").remove();
 
141
                                        jQuery("body").append("<div id='TB_window'></div>");
 
142
                                        tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
 
143
                                        return false;
 
144
                                }
 
145
                                jQuery("#TB_prev").click(goPrev);
 
146
                        }
 
147
 
 
148
                        if (!(TB_NextHTML === "")) {
 
149
                                function goNext(){
 
150
                                        jQuery("#TB_window").remove();
 
151
                                        jQuery("body").append("<div id='TB_window'></div>");
 
152
                                        tb_show(TB_NextCaption, TB_NextURL, imageGroup);
 
153
                                        return false;
 
154
                                }
 
155
                                jQuery("#TB_next").click(goNext);
 
156
 
 
157
                        }
 
158
 
 
159
                        jQuery(document).bind('keydown.thickbox', function(e){
 
160
                                if ( e.which == 27 ){ // close
 
161
                                        tb_remove();
 
162
 
 
163
                                } else if ( e.which == 190 ){ // display previous image
 
164
                                        if(!(TB_NextHTML == "")){
 
165
                                                jQuery(document).unbind('thickbox');
 
166
                                                goNext();
 
167
                                        }
 
168
                                } else if ( e.which == 188 ){ // display next image
 
169
                                        if(!(TB_PrevHTML == "")){
 
170
                                                jQuery(document).unbind('thickbox');
 
171
                                                goPrev();
 
172
                                        }
 
173
                                }
 
174
                                return false;
 
175
                        });
 
176
 
 
177
                        tb_position();
 
178
                        jQuery("#TB_load").remove();
 
179
                        jQuery("#TB_ImageOff").click(tb_remove);
 
180
                        jQuery("#TB_window").css({'visibility':'visible'}); //for safari using css instead of show
 
181
                        };
 
182
 
 
183
                        imgPreloader.src = url;
 
184
                }else{//code to show html
 
185
 
 
186
                        var queryString = url.replace(/^[^\?]+\??/,'');
 
187
                        var params = tb_parseQuery( queryString );
 
188
 
 
189
                        TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no parameters were added to URL
 
190
                        TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no parameters were added to URL
 
191
                        ajaxContentW = TB_WIDTH - 30;
 
192
                        ajaxContentH = TB_HEIGHT - 45;
 
193
 
 
194
                        if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window
 
195
                                        urlNoQuery = url.split('TB_');
 
196
                                        jQuery("#TB_iframeContent").remove();
 
197
                                        if(params['modal'] != "true"){//iframe no modal
 
198
                                                jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='"+thickboxL10n.close+"'><div class='tb-close-icon'></div></a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' >"+thickboxL10n.noiframes+"</iframe>");
 
199
                                        }else{//iframe modal
 
200
                                        jQuery("#TB_overlay").unbind();
 
201
                                                jQuery("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'>"+thickboxL10n.noiframes+"</iframe>");
 
202
                                        }
 
203
                        }else{// not an iframe, ajax
 
204
                                        if(jQuery("#TB_window").css("visibility") != "visible"){
 
205
                                                if(params['modal'] != "true"){//ajax no modal
 
206
                                                jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'><div class='tb-close-icon'></div></a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
 
207
                                                }else{//ajax modal
 
208
                                                jQuery("#TB_overlay").unbind();
 
209
                                                jQuery("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
 
210
                                                }
 
211
                                        }else{//this means the window is already up, we are just loading new content via ajax
 
212
                                                jQuery("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
 
213
                                                jQuery("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
 
214
                                                jQuery("#TB_ajaxContent")[0].scrollTop = 0;
 
215
                                                jQuery("#TB_ajaxWindowTitle").html(caption);
 
216
                                        }
 
217
                        }
 
218
 
 
219
                        jQuery("#TB_closeWindowButton").click(tb_remove);
 
220
 
 
221
                                if(url.indexOf('TB_inline') != -1){
 
222
                                        jQuery("#TB_ajaxContent").append(jQuery('#' + params['inlineId']).children());
 
223
                                        jQuery("#TB_window").bind('tb_unload', function () {
 
224
                                                jQuery('#' + params['inlineId']).append( jQuery("#TB_ajaxContent").children() ); // move elements back when you're finished
 
225
                                        });
 
226
                                        tb_position();
 
227
                                        jQuery("#TB_load").remove();
 
228
                                        jQuery("#TB_window").css({'visibility':'visible'});
 
229
                                }else if(url.indexOf('TB_iframe') != -1){
 
230
                                        tb_position();
 
231
                                        jQuery("#TB_load").remove();
 
232
                                        jQuery("#TB_window").css({'visibility':'visible'});
 
233
                                }else{
 
234
                                        jQuery("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
 
235
                                                tb_position();
 
236
                                                jQuery("#TB_load").remove();
 
237
                                                tb_init("#TB_ajaxContent a.thickbox");
 
238
                                                jQuery("#TB_window").css({'visibility':'visible'});
 
239
                                        });
 
240
                                }
 
241
 
 
242
                }
 
243
 
 
244
                if(!params['modal']){
 
245
                        jQuery(document).bind('keydown.thickbox', function(e){
 
246
                                if ( e.which == 27 ){ // close
 
247
                                        tb_remove();
 
248
                                        return false;
 
249
                                }
 
250
                        });
 
251
                }
 
252
 
 
253
        } catch(e) {
 
254
                //nothing here
 
255
        }
 
256
}
 
257
 
 
258
//helper functions below
 
259
function tb_showIframe(){
 
260
        jQuery("#TB_load").remove();
 
261
        jQuery("#TB_window").css({'visibility':'visible'});
 
262
}
 
263
 
 
264
function tb_remove() {
 
265
        jQuery("#TB_imageOff").unbind("click");
 
266
        jQuery("#TB_closeWindowButton").unbind("click");
 
267
        jQuery("#TB_window").fadeOut("fast",function(){jQuery('#TB_window,#TB_overlay,#TB_HideSelect').trigger("tb_unload").unbind().remove();});
 
268
        jQuery( 'body' ).removeClass( 'modal-open' );
 
269
        jQuery("#TB_load").remove();
 
270
        if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
 
271
                jQuery("body","html").css({height: "auto", width: "auto"});
 
272
                jQuery("html").css("overflow","");
 
273
        }
 
274
        jQuery(document).unbind('.thickbox');
 
275
        return false;
 
276
}
 
277
 
 
278
function tb_position() {
 
279
var isIE6 = typeof document.body.style.maxHeight === "undefined";
 
280
jQuery("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
 
281
        if ( ! isIE6 ) { // take away IE6
 
282
                jQuery("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
 
283
        }
 
284
}
 
285
 
 
286
function tb_parseQuery ( query ) {
 
287
   var Params = {};
 
288
   if ( ! query ) {return Params;}// return empty object
 
289
   var Pairs = query.split(/[;&]/);
 
290
   for ( var i = 0; i < Pairs.length; i++ ) {
 
291
      var KeyVal = Pairs[i].split('=');
 
292
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
 
293
      var key = unescape( KeyVal[0] );
 
294
      var val = unescape( KeyVal[1] );
 
295
      val = val.replace(/\+/g, ' ');
 
296
      Params[key] = val;
 
297
   }
 
298
   return Params;
 
299
}
 
300
 
 
301
function tb_getPageSize(){
 
302
        var de = document.documentElement;
 
303
        var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
 
304
        var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
 
305
        arrayPageSize = [w,h];
 
306
        return arrayPageSize;
 
307
}
 
308
 
 
309
function tb_detectMacXFF() {
 
310
  var userAgent = navigator.userAgent.toLowerCase();
 
311
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
 
312
    return true;
 
313
  }
 
314
}