www/plugins/auto/thickbox2/javascript/thickbox.js

   1 /*
   2  * Thickbox 2.1 - One Box To Rule Them All.
   3  * By Cody Lindley (http://www.codylindley.com)
   4  * Copyright (c) 2006 cody lindley
   5  * Licensed under the MIT License:
   6  *http://www.opensource.org/licenses/mit-license.php
   7  * Thickbox is built on top of the very light weight jQuery library.
   8  * Modified for SPIP <www.spip.net> by Fil <fil@rezo.net>:
   9  * Modified by BoOz@rezo.net
  10  * - added recognition of images based on a.type
  11  * - added an image gallery
  12  * - added keyboard navigation ('n'ext (->), 'p'revious (<-), 'q'uit (esc))
  13  * - customize path to the css and wheel image
  14  * - default size for thickbox links that have no width x height indicated ??
  15  * - don't load css when not needed ??
  16  * - TODO: don't load js when not needed!!
  17
  18  */
  19
  20
  21 //on page load call TB_init
  22 //
  23 // init
  24 //
  25 var DELAI = 7000 ; //nombre de secondes entre deux images
  26 var imageArray = [];
  27 var FULL_S = false;
  28 var DIAPO = false;
  29
  30 if(typeof TB_chemin_css == 'undefined') { TB_chemin_css = 'thickbox.css'; }
  31 if(typeof TB_chemin_animation == 'undefined') { TB_chemin_animation = 'circle_animation.gif'; }
  32 //add thickbox to href elements that have a class of .thickbox
  33
  34 function TB_image() {
  35         var t = this.title || this.name ;
  36         var longdesc = jQuery('img[longdesc]', this).attr('longdesc');
  37
  38         if (longdesc)
  39                 TB_show(t,longdesc);
  40         else
  41                 TB_show(t,this.href,'image');
  42
  43         return false;
  44 }
  45
  46 //add thickbox to href elements that have a class of .thickbox
  47 function TB_init(root) {
  48         jQuery("a.thickbox",root).each(
  49                 function(i) {
  50                         this.onclick = TB_image;
  51                         var t = this.alt || this.name || null;
  52                         this.alt = t + " - view bigger version";
  53                         if (
  54                                 (this.type && this.type.match(/^image[\/](jpeg|gif|png)$/i))
  55                                 || (this.href && this.href.match(/\.(jpeg|jpg|png|gif)$/i))
  56                         ) {
  57                                 // we store image links in an array (for a gallery)
  58                                 imageArray.push ([
  59                                         this.href,
  60                                         this.title || this.name
  61                                 ]);
  62
  63                         }
  64                 }
  65         );
  66 //console.log(imageArray);
  67 }
  68
  69 function TB_show(caption, url) {//function called when the user clicks on a thickbox link
  70         try {
  71                 if (document.getElementById("TB_HideSelect") == null) {
  72                 jQuery("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay' title='Fermer'></div><div id='TB_window'></div>");
  73                 jQuery("#TB_overlay").click(TB_remove);
  74         }
  75         jQuery(".TB_hide").hide();
  76
  77         if(caption==null){caption=""};
  78
  79         if(!FULL_S){
  80                 jQuery(window).scroll(TB_position);
  81         }
  82
  83         TB_overlaySize();
  84
  85         jQuery("body").append("<div id='TB_load'><img src='"+TB_chemin_animation+"' alt='loading' /></div>");
  86         TB_load_position();
  87
  88         if(url.indexOf("?")!==-1){ //If there is a query string involved
  89                 var baseURL = url.substr(0, url.indexOf("?"));
  90         }else{
  91                 var baseURL = url;
  92         }
  93         var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.bmp/g;
  94         var urlType = baseURL.toLowerCase().match(urlString);
  95
  96         if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
  97
  98         TB_PrevCaption = "";
  99         TB_PrevURL = "";
 100         TB_PrevHTML = "";
 101         TB_NextCaption = "";
 102         TB_NextURL = "";
 103         TB_NextHTML = "";
 104         TB_imageCount = "";
 105         TB_Full_Size = "";
 106         TB_FoundURL = false;
 107
 108         if(imageArray.length > 0){
 109                 TB_TempArray = imageArray ;
 110                 for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML == "")); TB_Counter++) {
 111                         var urlTypeTemp = TB_TempArray[TB_Counter][0].toLowerCase().match(urlString);
 112                         if (!(TB_TempArray[TB_Counter][0] == url)) {
 113                                 if (TB_FoundURL) {
 114                                         TB_NextCaption = TB_TempArray[TB_Counter][1];
 115                                         TB_NextURL = TB_TempArray[TB_Counter][0];
 116                                         TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#' title='Image suivante'><strong> &gt;</strong></a></span>";
 117                                 } else {
 118                                         TB_PrevCaption = TB_TempArray[TB_Counter][1];
 119                                         TB_PrevURL = TB_TempArray[TB_Counter][0];
 120                                         TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#' title='Image precedente'><strong>&lt; </strong></a></span>";
 121                                 }
 122                         } else {
 123                                 TB_FoundURL = true;
 124                                 TB_imageCount =(TB_Counter + 1) +" / "+ (TB_TempArray.length);
 125                         }
 126                 }
 127         }
 128         if (!(TB_NextHTML == "")) { //preload de la prochaine image
 129                 imageSuivante = new Image();
 130                 imageSuivante.src = TB_NextURL ;
 131         }
 132
 133         imgPreloader = new Image();
 134         imgPreloader.onload = function(){
 135         imgPreloader.onload = null;
 136         //console.log("loaded" + url);
 137         // Resizing large images - orginal by Christian Montoya edited by me.
 138         TB_Big_Image = false ;
 139         var pagesize = TB_getPageSize();
 140         var x = pagesize[0] - 150;
 141         var y = pagesize[1] - 150;
 142         var imageWidth = imgPreloader.width;
 143         var imageHeight = imgPreloader.height;
 144         IMAGE_WIDTH = imageWidth ;
 145                 IMAGE_HEIGHT = imageHeight ;
 146
 147         if (imageWidth > x) {
 148                 TB_Big_Image = true ;
 149                 imageHeight = imageHeight * (x / imageWidth);
 150                 imageWidth = x;
 151
 152                 if (imageHeight > y) {
 153                         TB_Big_Image = true ;
 154                         imageWidth = imageWidth * (y / imageHeight);
 155                         imageHeight = y;
 156                 }
 157         } else if (imageHeight > y) {
 158                 TB_Big_Image = true ;
 159                 imageWidth = imageWidth * (y / imageHeight);
 160                 imageHeight = y;
 161
 162                 if (imageWidth > x) {
 163                         TB_Big_Image = true ;
 164                         imageHeight = imageHeight * (x / imageWidth);
 165                         imageWidth = x;
 166                 }
 167         }
 168         // End Resizing
 169         if(!DIAPO){
 170                 TB_Diapo = "<span id='TB_Diapo'>&nbsp;&nbsp;<a href='#'><strong>[Diaporama]</strong></a></span>";
 171         }else{
 172                 TB_Diapo = "<span id='TB_Diapo'>&nbsp;&nbsp;<a href='#' title='Stop'><strong>[Stop]</strong></a></span>";
 173         }
 174         if (TB_Big_Image)
 175                 TB_Full_Size = "<span id='TB_Full'>&nbsp;&nbsp;<a href='#'><strong>[Zoom]</strong></a></span>";
 176                 TB_WIDTH = imageWidth + 20;
 177                 TB_HEIGHT = imageHeight + 20;
 178
 179                 jQuery("#TB_window").append("<a href='#' id='TB_ImageOff'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+" - next picture'/></a>" + "<div id='TB_legend' style='background-color:#fff'><div id='TB_caption'>"+caption+"</div><div id='TB_secondLine'>" + TB_imageCount + TB_Full_Size + TB_PrevHTML + TB_NextHTML + TB_Diapo +"</div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton'><img src='"+TB_chemin_close+"' alt='Fermer' /></a></div></div>");
 180
 181                 jQuery("#TB_closeWindowButton").click(TB_remove);
 182                 jQuery("#TB_load").remove();
 183                 jQuery("#TB_window").fadeIn("slow");
 184                 //setTimeout('jQuery("#TB_legend").slideDown(800);',1600);
 185
 186         if (!(TB_NextHTML == "")) {
 187                 function goNext(){
 188                         FULL_S = false ;
 189                         jQuery("#TB_window").remove();
 190                         jQuery("body").append("<div id='TB_window'></div>");
 191                         TB_show(TB_NextCaption, TB_NextURL);
 192                         return false;
 193                 }
 194                 jQuery("#TB_next").click(goNext);
 195         }
 196
 197         if (!(TB_PrevHTML == "")) {
 198                 function goPrev(){
 199                         FULL_S = false ;
 200                         if(jQuery(document).unbind('click',goPrev)){jQuery(document).unbind('click',goPrev)};
 201                         jQuery("#TB_window").remove();
 202                         jQuery("body").append("<div id='TB_window'></div>");
 203                         TB_show(TB_PrevCaption, TB_PrevURL);
 204                         return false;
 205                 }
 206                 jQuery("#TB_prev").click(goPrev);
 207         }
 208
 209         if (!(TB_Full_Size == "")) {
 210                 function fullSize(){
 211                         var arrayPageScroll = TB_getPageScrollTop();
 212                         var pagesize = TB_getPageSize();
 213
 214                         if(!FULL_S){
 215                                 FULL_S = true ;
 216                                 TB_TOP = arrayPageScroll[1];
 217
 218                                 if( (arrayPageScroll[0] + (pagesize[0] - IMAGE_WIDTH)/2) > 0 ){
 219                                         TB_LEFT = arrayPageScroll[0] + (pagesize[0] - IMAGE_WIDTH)/2 ;
 220                                 }else{
 221                                         TB_LEFT = 50 ;
 222                                 }
 223
 224                                 jQuery("#TB_window").animate({top:TB_TOP,left:TB_LEFT,width:(IMAGE_WIDTH+20),height:(IMAGE_HEIGHT+20)},1500);
 225                                 jQuery("#TB_Image").animate({top:20,left:20,width:IMAGE_WIDTH,height:IMAGE_HEIGHT},1500, TB_recadre);
 226                                 }
 227                         else{
 228                                 FULL_S = false ;
 229                                 jQuery("#TB_window").animate({top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2),left:(arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2), width:TB_WIDTH,height:TB_HEIGHT},1500);
 230                                 jQuery("#TB_Image").animate({top:20,left:20,width:(TB_WIDTH - 20),height:(TB_HEIGHT - 20)},1500,TB_recadre);
 231                         }
 232                         return false;
 233                 }
 234                 jQuery("#TB_Full").click(fullSize);
 235          }
 236
 237         if(!(TB_NextHTML == "")){
 238                 jQuery("#TB_ImageOff").click(goNext);
 239         }else{
 240                 jQuery("#TB_ImageOff").click(TB_remove);
 241         }
 242
 243         jQuery("#TB_Diapo").click(diaporama);
 244
 245         document.onkeydown = function(e){
 246                 if (e == null) { // ie
 247                         keycode = event.keyCode;
 248                 } else { // mozilla
 249                         keycode = e.which;
 250                 }
 251                 if(keycode == 27 | keycode == 67 | keycode == 70){ // close
 252                         TB_remove();
 253                 } else if(keycode == 190 | keycode == 39){ // display previous image <-
 254                         if(!(TB_NextHTML == "")){
 255                                 document.onkeydown = "";
 256                                 goNext();
 257                         }
 258                 } else if(keycode == 188| keycode == 37){ // display next image ->
 259                         if(!(TB_PrevHTML == "")){
 260                                 document.onkeydown = "";
 261                                 goPrev();
 262                         }
 263                 }
 264         }
 265
 266         TB_position() ;
 267
 268         jQuery("#TB_load").remove();
 269         jQuery("#TB_window").css({display:"block"}); //for safari using css instead of show
 270
 271
 272         //diapo
 273         //console.log("deb " + DELAI);
 274         if(DIAPO)
 275                 setTimeout('diapo();',DELAI);
 276                 jQuery("#TB_ImageOff")[0].focus();
 277         }
 278
 279         imgPreloader.src = url;
 280         //console.log("hop" + url);
 281
 282         }else{//code to show html pages
 283                 //console.log(url);
 284                 var queryString = url.replace(/^[^\?]+\?+/,'');
 285                 //rhooooo, c'est pas du boulot ce thickbox
 286                 queryString = queryString.replace(/^[^\?]+\?+/,'');
 287                 //console.log(queryString);
 288                 var params = TB_parseQuery( queryString );
 289                 //console.log(params);
 290
 291                 TB_WIDTH = (params['width']*1) + 30;
 292                 TB_HEIGHT = (params['height']*1) + 40;
 293
 294                 ajaxContentW = TB_WIDTH - 30;
 295                 ajaxContentH = TB_HEIGHT - 45;
 296
 297                 if(url.indexOf('TB_iframe') != -1){
 298                         urlNoQuery = url.split('TB_');
 299                         jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='TB_showIframe()'> </iframe>");
 300                 }else{
 301                         jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
 302                 }
 303
 304                 jQuery("#TB_closeWindowButton").click(TB_remove);
 305
 306                 if(url.indexOf('TB_inline') != -1){
 307                         jQuery("#TB_ajaxContent").html(jQuery('#' + params['inlineId']).html());
 308                         TB_position();
 309                         jQuery("#TB_load").remove();
 310                         jQuery("#TB_window").css({display:"block"});
 311                 }else if(url.indexOf('TB_iframe') != -1){
 312                         TB_position();
 313                         if(frames['TB_iframeContent'] == undefined){//be nice to safari
 314                                 jQuery("#TB_load").remove();
 315                                 jQuery("#TB_window").css({display:"block"});
 316                                 jQuery(document).keyup( function(e){ var key = e.keyCode; if(key == 27){TB_remove()} });
 317                         }
 318                 }else{
 319                         jQuery("#TB_ajaxContent").load(url, function(){
 320                                 TB_position();
 321                                 jQuery("#TB_load").remove();
 322                                 jQuery("#TB_window").css({display:"block"});
 323                         });
 324                 }
 325
 326         }
 327
 328         jQuery(window).resize(TB_position);
 329
 330         document.onkeyup = function(e){
 331                 if (e == null) { // ie
 332                         keycode = event.keyCode;
 333                 } else { // mozilla
 334                         keycode = e.which;
 335                 }
 336
 337                 if(keycode == 27){ // close
 338                         TB_remove();
 339                 }
 340         }
 341
 342         } catch(e) {
 343                 alert( e );
 344         }
 345 }
 346
 347 //helper functions below
 348 function diaporama(){
 349         //alert("diapo");
 350         if(!DIAPO){
 351                 DIAPO = true ;
 352                 //console.log("deb");
 353                 diapo();
 354                 //jQuery("TB_secondLine").html(TB_imageCount + TB_Full_Size + TB_PrevHTML + TB_NextHTML + "[Stop]");
 355         } else {
 356                 DIAPO = false ;
 357         }
 358         return false;
 359 }
 360
 361 function diapo(){
 362         //console.log(DIAPO);
 363         if(DIAPO){
 364                 if(TB_NextURL !=""){
 365                         jQuery("#TB_window").remove();
 366                         jQuery("body").append("<div id='TB_window'></div>");
 367                         //console.log("hop");
 368                         TB_show(TB_NextCaption, TB_NextURL);
 369                 }else DIAPO = false ;
 370         }
 371         return false;
 372 }
 373
 374 function TB_showIframe(){
 375         jQuery("#TB_load").remove();
 376         jQuery("#TB_window").css({display:"block"});
 377 }
 378
 379 function TB_remove() {
 380         DIAPO = false ;
 381         FULL_S = false ;
 382         jQuery("#TB_imageOff").unbind('click');
 383         jQuery("#TB_overlay").unbind('click');
 384         jQuery("#TB_closeWindowButton").unbind('click');
 385         jQuery("#TB_window").fadeOut("fast",function(){jQuery('#TB_window,#TB_overlay,#TB_HideSelect').remove();});
 386         jQuery("#TB_load").remove();
 387         jQuery(".TB_hide").show();
 388
 389         return false;
 390 }
 391
 392 function TB_position() {
 393         var pagesize = TB_getPageSize();
 394         var arrayPageScroll = TB_getPageScrollTop();
 395         var legendHeight = jQuery("#TB_legend").height() ;
 396
 397         if(FULL_S && DIAPO){
 398                 FULL_S = false ;
 399                 jQuery("#TB_window").animate({top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2),left:(arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2), width:TB_WIDTH,height:TB_HEIGHT},1500);
 400                 jQuery("#TB_Image").animate({top:20,left:20,width:(TB_WIDTH - 20),height:(TB_HEIGHT - 20)},1500,TB_recadre);
 401         }
 402
 403         if(!FULL_S || DIAPO){
 404                 jQuery("#TB_window").css({width:TB_WIDTH+"px",left: (arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2)+"px", top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2 - legendHeight/2)+"px" });
 405         }
 406 }
 407
 408 function TB_overlaySize(){
 409         if (window.innerHeight && window.scrollMaxY || window.innerWidth && window.scrollMaxX) {
 410                 yScroll = window.innerHeight + window.scrollMaxY;
 411                 xScroll = window.innerWidth + window.scrollMaxX;
 412                 var deff = document.documentElement;
 413                 var wff = (deff&&deff.clientWidth) || document.body.clientWidth || window.innerWidth || self.innerWidth;
 414                 var hff = (deff&&deff.clientHeight) || document.body.clientHeight || window.innerHeight || self.innerHeight;
 415                 xScroll -= (window.innerWidth - wff);
 416                 yScroll -= (window.innerHeight - hff);
 417         } else if (document.body.scrollHeight > document.body.offsetHeight || document.body.scrollWidth > document.body.offsetWidth){ // all but Explorer Mac
 418                 yScroll = document.body.scrollHeight;
 419                 xScroll = document.body.scrollWidth;
 420         } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
 421                 yScroll = document.body.offsetHeight;
 422                 xScroll = document.body.offsetWidth;
 423         }
 424         jQuery("#TB_overlay").css({"height":yScroll +"px", "width":xScroll +"px"});
 425         jQuery("#TB_HideSelect").css({"height":yScroll +"px","width":xScroll +"px"});
 426 }
 427
 428 function TB_load_position() {
 429         var pagesize = TB_getPageSize();
 430         var arrayPageScroll = TB_getPageScrollTop();
 431         jQuery("#TB_load")
 432         .css({left: (arrayPageScroll[0] + (pagesize[0] - 100)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-100)/2))+"px" })
 433         .css({display:"block"});
 434 }
 435
 436 function TB_parseQuery ( query ) {
 437         var Params = new Object ();
 438         if ( ! query ) return Params; // return empty object
 439                 var Pairs = query.split(/[;&]/);
 440
 441         for ( var i = 0; i < Pairs.length; i++ ) {
 442                 var KeyVal = Pairs[i].split('=');
 443
 444                 if ( ! KeyVal || KeyVal.length != 2 ) continue;
 445                         var key = unescape( KeyVal[0] );
 446                         var val = unescape( KeyVal[1] );
 447                         val = val.replace(/\+/g, ' ');
 448                         Params[key] = val;
 449         }
 450         return Params;
 451 }
 452
 453 function TB_getPageScrollTop(){
 454         var yScrolltop;
 455         var xScrollleft;
 456
 457         if (self.pageYOffset || self.pageXOffset) {
 458                 yScrolltop = self.pageYOffset;
 459                 xScrollleft = self.pageXOffset;
 460
 461         } else if (document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft ){// Explorer 6 Strict
 462                 yScrolltop = document.documentElement.scrollTop;
 463                 xScrollleft = document.documentElement.scrollLeft;
 464
 465         } else if (document.body) {// all other Explorers
 466                 yScrolltop = document.body.scrollTop;
 467                 xScrollleft = document.body.scrollLeft;
 468         }
 469         arrayPageScroll = new Array(xScrollleft,yScrolltop)
 470         return arrayPageScroll;
 471 }
 472
 473 function TB_getPageSize(){
 474         var de = document.documentElement;
 475         var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
 476         var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight
 477         arrayPageSize = new Array(w,h)
 478         return arrayPageSize;
 479 }
 480
 481 function TB_recadre(){
 482         TB_overlaySize();
 483         TB_position();
 484 }