1/** 2 * iBox 2.2 (Build 1612) 3 * For more info & download: http://www.ibegin.com/labs/ibox/ 4 * Created as a part of the iBegin Labs Project - http://www.ibegin.com/labs/ 5 * For licensing please see readme.html (MIT Open Source License) 6*/ 7var iBox = function() { 8 var _pub = { 9 // label for the close link 10 close_label: 'Close', 11 12 // show iframed content in the parent window 13 // this *does not* work with #containers 14 inherit_frames: false, 15 16 // how fast to fade in the overlay/ibox (this is each step in ms) 17 fade_in_speed: 300, 18 fade_out_speed: 300, 19 20 // our attribute identifier for our iBox elements 21 attribute_name: 'rel', 22 23 // tags to hide when we show our box 24 tags_to_hide: ['select', 'embed', 'object'], 25 26 // default width of the box (when displaying html only) 27 // height is calculated automatically 28 default_width: 450, 29 30 // public version number 31 version_number: '2.2', 32 // internal build number 33 build_number: '1612', 34 35 // browser checks 36 is_opera: navigator.userAgent.indexOf('Opera/9') != -1, 37 is_ie: navigator.userAgent.indexOf("MSIE ") != -1, 38 is_ie6: false /*@cc_on || @_jscript_version < 5.7 @*/, 39 is_firefox: navigator.appName == "Netscape" && navigator.userAgent.indexOf("Gecko") != -1 && navigator.userAgent.indexOf("Netscape") == -1, 40 is_mac: navigator.userAgent.indexOf('Macintosh') != -1, 41 42 // url for including images/external files 43 base_url: '', 44 45 /** 46 * Updates the base_url variable. 47 * @param {String} path Relative or absolute path to this file. 48 */ 49 setPath: function(path) { 50 _pub.base_url = path; 51 }, 52 53 /** 54 * Checks a container for specified tags containing rel="ibox" 55 * @param {Object} container 56 * @param {String} tag_name 57 */ 58 checkTags: function(container, tag_name) { 59 if (!container) var container = document.body; 60 if (!tag_name) var tag_name = 'a'; 61 var els = container.getElementsByTagName(tag_name); 62 for (var i=0; i<els.length; i++) { 63 if (els[i].getAttribute(_pub.attribute_name)) { 64 var t = els[i].getAttribute(_pub.attribute_name); 65 if ((t.indexOf("ibox") != -1) || t.toLowerCase() == "ibox") { // check if this element is an iBox element 66 els[i].onclick = _pub.handleTag; 67 } 68 } 69 } 70 }, 71 72 /** 73 * Binds arguments to a callback function 74 */ 75 bind: function(fn) { 76 var args = []; 77 for (var n=1; n<arguments.length; n++) args.push(arguments[n]); 78 return function(e) { return fn.apply(this, [e].concat(args)); }; 79 }, 80 81 /** 82 * Sets the content of the ibox 83 * @param {String} content HTML content 84 * @param {Object} params 85 */ 86 html: function(content, params) { 87 if (content === undefined) return els.content; 88 if (params === undefined) var params = {}; 89 if (!active.is_loaded) return; 90 _pub.clear(); 91 92 _pub.updateObject(els.wrapper.style, {display: 'block', visibility: 'hidden', left: 0, top: 0, height: '', width: ''}); 93 94 if (typeof(content) == 'string') els.content.innerHTML = content; 95 else els.content.appendChild(content); 96 97 var pagesize = _pub.getPageSize(); 98 99 if (params.can_resize === undefined) params.can_resize = true; 100 if (params.fade_in === undefined) params.use_fade = true; 101 102 if (params.fullscreen) { 103 params.width = '100%'; 104 params.height = '100%'; 105 } 106 107 // reset offsets 108 offset.container = [els.wrapper.offsetLeft*2, els.wrapper.offsetTop*2]; 109 offset.wrapper = [els.wrapper.offsetWidth-els.content.offsetWidth, els.wrapper.offsetHeight-els.content.offsetHeight]; 110 111 // TODO: remove the +4 when issue is solved with calculations 112 offset.wrapper[1] += 4; 113 114 if (params.width) var width = params.width; 115 else var width = _pub.default_width; 116 117 if (params.height) var height = params.height; 118 else { 119 els.content.style.height = '100%'; 120 var height = els.content.offsetHeight + 12; 121 els.content.style.height = ''; 122 } 123 active.dimensions = [width, height]; 124 active.params = params; 125 _pub.reposition(); 126 127 // XXX: Fix for inline containers which had elements that were hidden 128 for (var i=0; i<_pub.tags_to_hide.length; i++) { 129 showTags(_pub.tags_to_hide[i], els.content); 130 } 131 132 els.wrapper.style.visibility = 'visible'; 133 }, 134 135 /** 136 * Empties the content of the iBox (also hides the loading indicator) 137 */ 138 clear: function() { 139 els.loading.style.display = "none"; 140 while (els.content.firstChild) els.content.removeChild(els.content.firstChild); 141 }, 142 143 /** 144 * Loads text into the ibox 145 * @param {String} text 146 * @param {String} title 147 * @param {Object} params 148 */ 149 show: function(text, title, params) { 150 showInit(title, params, function() { 151 _pub.html(text, active.params); 152 }); 153 }, 154 /** 155 * Loads a url into the ibox 156 * @param {String} url 157 * @param {String} title 158 * @param {Object} params 159 */ 160 showURL: function(url, title, params) { 161 showInit(title, params, function() { 162 for (var i=0; i<_pub.plugins.list.length; i++) { 163 var plugin = _pub.plugins.list[i]; 164 if (plugin.match(url)) { 165 active.plugin = plugin; 166 plugin.render(url, active.params); 167 break; 168 } 169 } 170 }); 171 }, 172 173 /** 174 * Hides the iBox 175 */ 176 hide: function() { 177 if (active.plugin) { 178 // call the plugins unload method 179 if (active.plugin.unload) active.plugin.unload(); 180 } 181 active = {} 182 _pub.clear(); 183 // restore elements that were hidden 184 for (var i=0; i<_pub.tags_to_hide.length; i++) showTags(_pub.tags_to_hide[i]); 185 186 els.loading.style.display = 'none'; 187 els.wrapper.style.display = 'none'; 188 _pub.fade(els.overlay, _pub.getOpacity(null, els.overlay), 0, _pub.fade_out_speed, function() { els.overlay.style.display = 'none';}); 189 _pub.fireEvent('hide'); 190 }, 191 192 /** 193 * Repositions the iBox wrapper based on the params set originally. 194 */ 195 reposition: function() { 196 if (!active.is_loaded) return; 197 198 // center loading box 199 if (els.loading.style.display != 'none') _pub.center(els.loading); 200 201 // update ibox width/height/position 202 if (active.dimensions) { 203 var pagesize = _pub.getPageSize(); 204 205 var width = active.dimensions[0]; 206 var height = active.dimensions[1]; 207 208 if (height.toString().indexOf('%') != -1) { 209 els.wrapper.style.height = (Math.max(document.documentElement.clientHeight, document.body.clientHeight, pagesize.height) - offset.container[0])*(parseInt(height)/100) + 'px'; 210 } 211 else if (height) { 212 els.content.style.height = height + 'px'; 213 // TODO: if we dont set wrapper height, it doesnt restrict the height and the box is fine 214 // so offset.wrapper[1] must not be correct 215 els.wrapper.style.height = els.content.offsetHeight + offset.wrapper[1] + 'px'; 216 } 217 else { 218 els.wrapper.style.height = els.content.offsetHeight + offset.wrapper[1] + 'px'; 219 } 220 var container_offset = (els.content.offsetHeight - els.content.firstChild.offsetHeight); 221 if (width.toString().indexOf('%') != -1) { 222 els.wrapper.style.width = (Math.max(document.documentElement.clientWidth, document.body.clientWidth, pagesize.width) - offset.container[1])*(parseInt(width)/100) + 'px'; 223 var container_offset = 0; 224 } 225 else { 226 els.content.style.width = width + 'px'; 227 els.wrapper.style.width = els.content.offsetWidth + offset.wrapper[0] + 'px'; 228 } 229 230 _pub.updateObject(els.content.style, {width: '', height: ''}); 231 232 var width = parseInt(els.wrapper.style.width); 233 var height = parseInt(els.wrapper.style.height); 234 235 // if we can resize this, make sure it fits in our page bounds 236 if (active.params.can_resize) { 237 var x = pagesize.width; 238 var y = pagesize.height; 239 240 x -= offset.container[0]; 241 y -= offset.container[1]; 242 if (width > x) { 243 if (active.params.constrain) height = height * (x/width); 244 width = x; 245 } 246 if (height > y) { 247 if (active.params.constrain) width = width * (y/height); 248 height = y; 249 } 250 _pub.updateObject(els.wrapper.style, {width: width + 'px', height: height + 'px'}); 251 } 252 253 //els.content.style.width = width - offset.wrapper[0] + 'px'; 254 // TODO: this isn't adjusting to the right height for containers that are smaller than the page height 255 // resize the wrappers height based on the content boxes height 256 // this needs to be height - ibox_content[margin+padding+border] 257 els.content.style.height = height - offset.wrapper[1] + 'px'; 258 if (active.dimensions != ['100%', '100%']) _pub.center(els.wrapper); 259 } 260 261 // fix overlay width/height (cant use css fixed on ie6 or fx or any 262 // browser really due to issues) 263 els.overlay.style.height = Math.max(document.body.clientHeight, document.documentElement.clientHeight) + 'px'; 264 }, 265 266 updateObject: function(obj, params) { 267 for (var i in params) obj[i] = params[i]; 268 }, 269 270 /** 271 * Centers an object 272 * @param {Object} obj 273 */ 274 center: function(obj) { 275 var pageSize = _pub.getPageSize(); 276 var scrollPos = _pub.getScrollPos(); 277 var emSize = _pub.getElementSize(obj); 278 var x = Math.round((pageSize.width - emSize.width) / 2 + scrollPos.scrollX); 279 var y = Math.round((pageSize.height - emSize.height) / 2 + scrollPos.scrollY); 280 if (obj.offsetLeft) x -= obj.offsetLeft; 281 if (obj.offsetTop) y -= obj.offsetTop; 282 if (obj.style.left) x += parseInt(obj.style.left); 283 if (obj.style.top) y += parseInt(obj.style.top); 284 // this nearly centers it due to scrollbars 285 x -= 10; 286 _pub.updateObject(obj.style, {top: y + 'px', left: x + 'px'}); 287 }, 288 289 getStyle: function(obj, styleProp) { 290 if (obj.currentStyle) 291 return obj.currentStyle[styleProp]; 292 else if (window.getComputedStyle) 293 return document.defaultView.getComputedStyle(obj,null).getPropertyValue(styleProp); 294 }, 295 296 /** 297 * Gets the scroll positions 298 */ 299 getScrollPos: function() { 300 var docElem = document.documentElement; 301 return { 302 scrollX: document.body.scrollLeft || window.pageXOffset || (docElem && docElem.scrollLeft), 303 scrollY: document.body.scrollTop || window.pageYOffset || (docElem && docElem.scrollTop) 304 }; 305 }, 306 307 /** 308 * Gets the page constraints 309 */ 310 getPageSize: function() { 311 return { 312 width: window.innerWidth || (document.documentElement && document.documentElement.clientWidth) || document.body.clientWidth, 313 height: window.innerHeight || (document.documentElement && document.documentElement.clientHeight) || document.body.clientHeight 314 }; 315 }, 316 317 /** 318 * Gets an objects offsets 319 * @param {Object} obj 320 */ 321 getElementSize: function(obj) { 322 return { 323 width: obj.offsetWidth || obj.style.pixelWidth, 324 height: obj.offsetHeight || obj.style.pixelHeight 325 }; 326 }, 327 328 fade: function(obj, start, end, speed, callback) { 329 if (start === undefined || !(start >= 0) || !(start <= 100)) var start = 0; 330 if (end === undefined || !(end >= 0) || !(end <= 100)) var end = 100; 331 if (speed === undefined) var speed = 0; 332 333 if (obj.fader) clearInterval(obj.fader); 334 335 if (!speed) { 336 _pub.setOpacity(null, obj, end); 337 if (callback) callback(); 338 } 339 340 var opacity_difference = end - start; 341 var time_total = speed; // time is speed (jQuery compat) 342 var step_size = 25; // step size in ms 343 var steps = time_total / step_size; // total number of steps 344 var increment = Math.ceil(opacity_difference / steps); // how much to incr per step 345 346 obj.fader = setInterval(_pub.bind(function(e, obj, increment, end, callback) { 347 var opacity = _pub.getOpacity(e, obj) + increment; 348 _pub.setOpacity(e, obj, opacity); 349 if ((increment < 0 && opacity <= end) || (increment > 0 && opacity >= end)) { 350 _pub.setOpacity(e, obj, end); 351 clearInterval(obj.fader); 352 if (callback) callback(); 353 } 354 }, obj, increment, end, callback), step_size); 355 }, 356 357 /** 358 * Sets the opacity of an element 359 * @param {Object} obj 360 * @param {Integer} value 361 */ 362 setOpacity: function(e, obj, value) { 363 value = Math.round(value); 364 obj.style.opacity = value/100; 365 obj.style.filter = 'alpha(opacity=' + value + ')'; 366 }, 367 368 /** 369 * Gets the opacity of an element 370 * @param {Object} obj 371 * @return {Integer} value 372 */ 373 getOpacity: function(e, obj) { 374 return _pub.getStyle(obj, 'opacity')*100; 375 }, 376 377 /** 378 * Creates a new XMLHttpRequest object based on browser 379 */ 380 createXMLHttpRequest: function() { 381 var http; 382 if (window.XMLHttpRequest) { // Mozilla, Safari,... 383 http = new XMLHttpRequest(); 384 if (http.overrideMimeType) { 385 // set type accordingly to anticipated content type 386 http.overrideMimeType('text/html'); 387 } 388 } 389 else if (window.ActiveXObject) { // IE 390 try { 391 http = new ActiveXObject("Msxml2.XMLHTTP"); 392 } catch (e) { 393 try { 394 http = new ActiveXObject("Microsoft.XMLHTTP"); 395 } catch (e) {} 396 } 397 } 398 if (!http) { 399 alert('Cannot create XMLHTTP instance'); 400 return false; 401 } 402 return http; 403 }, 404 405 addEvent: function(obj, evType, fn) { 406 if (obj.addEventListener) { 407 obj.addEventListener(evType, fn, false); 408 return true; 409 } 410 else if (obj.attachEvent) { 411 var r = obj.attachEvent("on"+evType, fn); 412 return r; 413 } 414 else { 415 return false; 416 } 417 }, 418 419 addEventListener: function(name, callback) { 420 if (!events[name]) events[name] = new Array(); 421 events[name].push(callback); 422 }, 423 424 /** 425 * Causes all event listeners attached to `name` event to 426 * execute. 427 * @param {String} name Event name 428 */ 429 fireEvent: function(name) { 430 if (events[name] && events[name].length) { 431 for (var i=0; i<events[name].length; i++) { 432 var args = []; 433 for (var n=1; n<arguments.length; n++) args.push(arguments[n]); 434 // Events returning false stop propagation 435 if (events[name][i](args) === false) break; 436 } 437 } 438 }, 439 440 /** 441 * Parses the arguments in the rel attribute 442 * @param {String} query 443 */ 444 parseQuery: function(query) { 445 var params = new Object(); 446 if (!query) return params; 447 var pairs = query.split(/[;&]/); 448 var end_token; 449 for (var i=0; i<pairs.length; i++) { 450 var keyval = pairs[i].split('='); 451 if (!keyval || keyval.length != 2) continue; 452 var key = unescape(keyval[0]); 453 var val = unescape(keyval[1]); 454 val = val.replace(/\+/g, ' '); 455 if (val[0] == '"') var token = '"'; 456 else if (val[0] == "'") var token = "'"; 457 else var token = null; 458 if (token) { 459 if (val[val.length-1] != token) { 460 do { 461 i += 1; 462 val += '&'+pairs[i]; 463 } 464 while ((end_token = pairs[i][pairs[i].length-1]) != token) 465 } 466 val = val.substr(1, val.length-2); 467 } 468 if (val == 'true') val = true; 469 else if (val == 'false') val = false; 470 else if (val == 'null') val = null; 471 params[key] = val; 472 } 473 return params; 474 }, 475 /** 476 * Handles the onclick event for iBox anchors. 477 * @param {Event} e 478 */ 479 handleTag: function(e) { 480 var t = this.getAttribute('rel'); 481 var params = _pub.parseQuery(t.substr(5,999)); 482 if (params.target) var url = params.target; 483 else if (this.target && !params.ignore_target) var url = this.target; 484 else var url = this.href; 485 var title = this.title; 486 if (_pub.inherit_frames && window.parent) window.parent.iBox.showURL(url, title, params); 487 else _pub.showURL(url, title, params); 488 return false; 489 }, 490 491 plugins: { 492 list: new Array(), 493 register: function(func, last) { 494 if (last === undefined) var last = false; 495 if (!last) { 496 _pub.plugins.list = [func].concat(_pub.plugins.list); 497 } 498 else { 499 _pub.plugins.list.push(func); 500 } 501 } 502 } 503 }; 504 505 // private methods and variables 506 var active = {}; 507 508 // events 509 var events = {}; 510 511 // some containers 512 // we store these in memory instead of finding them each time 513 var els = {}; 514 515 var offset = {}; 516 517 /** 518 * Creates the iBox container and appends it to an element 519 * @param {HTMLObject} elem Container to attach to 520 * @return {HTMLObject} iBox element 521 */ 522 var create = function(elem) { 523 pagesize = _pub.getPageSize(); 524 525 // TODO: why isnt this using DOM tools 526 // a trick on just creating an ibox wrapper then doing an innerHTML on our root ibox element 527 els.container = document.createElement('div'); 528 els.container.id = 'ibox'; 529 530 els.overlay = document.createElement('div'); 531 els.overlay.style.display = 'none'; 532 _pub.setOpacity(null, els.overlay, 0); 533 // firefox mac has issues with opacity and flash 534 if (!_pub.is_firefox) els.overlay.style.background = '#000000'; 535 else els.overlay.style.backgroundImage = "url('" + _pub.base_url + "images/bg.png')"; 536 els.overlay.id = 'ibox_overlay'; 537 params = {position: 'absolute', top: 0, left: 0, width: '100%'}; 538 _pub.updateObject(els.overlay.style, params); 539 els.overlay.onclick = _pub.hide; 540 els.container.appendChild(els.overlay); 541 542 els.loading = document.createElement('div'); 543 els.loading.id = 'ibox_loading'; 544 els.loading.innerHTML = 'Loading...'; 545 els.loading.style.display = 'none'; 546 els.loading.onclick = _pub.hide 547 els.container.appendChild(els.loading); 548 549 els.wrapper = document.createElement('div') 550 els.wrapper.id = 'ibox_wrapper'; 551 _pub.updateObject(els.wrapper.style, {position: 'absolute', top: 0, left: 0, display: 'none'}); 552 553 els.content = document.createElement('div'); 554 els.content.id = 'ibox_content'; 555 _pub.updateObject(els.content.style, {overflow: 'auto'}) 556 els.wrapper.appendChild(els.content); 557 558 var child = document.createElement('div'); 559 child.id = 'ibox_footer_wrapper'; 560 561 var child2 = document.createElement('a'); 562 child2.innerHTML = _pub.close_label; 563 child2.href = 'javascript:void(0)'; 564 child2.onclick = _pub.hide; 565 child.appendChild(child2); 566 567 els.footer = document.createElement('div'); 568 els.footer.id = 'ibox_footer'; 569 els.footer.innerHTML = ' '; 570 child.appendChild(els.footer); 571 els.wrapper.appendChild(child); 572 573 els.container.appendChild(els.wrapper); 574 575 elem.appendChild(els.container); 576 577 _pub.updateObject(els.wrapper.style, {right: '', bottom: ''}); 578 579 return els.container; 580 }; 581 582 /** 583 * Hides tags within the container 584 * @param {String} tag The name of the tag (e.g. 'a') 585 * @param {HTMLObject} container The container to restore tags within (defaults to document) 586 */ 587 var hideTags = function(tag, container) { 588 if (container === undefined) var container = document.body; 589 var list = container.getElementsByTagName(tag); 590 for (var i=0; i<list.length; i++) { 591 if (_pub.getStyle(list[i], 'visibility') != 'hidden' && list[i].style.display != 'none') { 592 list[i].style.visibility = 'hidden'; 593 list[i].wasHidden = true; 594 } 595 } 596 }; 597 598 /** 599 * Shows all previously hidden tags in a container. 600 * @param {String} tag The name of the tag (e.g. 'a') 601 * @param {HTMLObject} container The container to restore tags within (defaults to document) 602 */ 603 var showTags = function(tag, container) { 604 if (container === undefined) var container = document.body; 605 var list = container.getElementsByTagName(tag); 606 for (var i=0; i<list.length; i++) { 607 if (list[i].wasHidden) { 608 list[i].style.visibility = 'visible'; 609 list[i].wasHidden = null; 610 } 611 } 612 }; 613 614 var showInit = function(title, params, callback) { 615 if (!_initialized) initialize(); 616 if (params === undefined) var params = {}; 617 if (active.plugin) _pub.hide(); 618 619 active.is_loaded = true; 620 active.params = params; 621 622 els.loading.style.display = "block"; 623 624 _pub.center(els.loading); 625 _pub.reposition(); 626 627 // hide tags 628 for (var i=0; i<_pub.tags_to_hide.length; i++) { 629 hideTags(_pub.tags_to_hide[i]); 630 } 631 632 // set title here 633 els.footer.innerHTML = title || " "; 634 635 // setup background 636 els.overlay.style.display = "block"; 637 638 if (!_pub.is_firefox) var amount = 70; 639 else var amount = 100; 640 _pub.fade(els.overlay, _pub.getOpacity(null, els.overlay), amount, _pub.fade_in_speed, callback); 641 642 _pub.fireEvent('show'); 643 }; 644 645 var drawCSS = function() { 646 // Core CSS (positioning/etc) 647 var core_styles = "#ibox {z-index:1000000;text-align:left;} #ibox_overlay {z-index:1000000;} #ibox_loading {position:absolute;z-index:1000001;} #ibox_wrapper {margin:30px;position:absolute;top:0;left:0;z-index:1000001;} #ibox_content {z-index:1000002;margin:27px 5px 5px 5px;padding:2px;} #ibox_content object {display:block;} #ibox_content .ibox_image {width:100%;height:100%;margin:0;padding:0;border:0;display:block;} #ibox_footer_wrapper a {float:right;display:block;outline:0;margin:0;padding:0;} #ibox_footer_wrapper {text-align:left;position:absolute;top:5px;right:5px;left:5px;white-space:nowrap;overflow:hidden;}"; 648 649 // Default style/theme/skin/whatever 650 var default_skin = "#ibox_footer_wrapper {font-weight:bold;height:20px;line-height:20px;} #ibox_footer_wrapper a {text-decoration:none;background:#888;border:1px solid #666;line-height:16px;padding:0 5px;color:#333;font-weight:bold;font-family:Verdana, Arial, Helvetica, sans-serif;font-size:10px;} #ibox_footer_wrapper a:hover {background-color:#bbb;color:#111;} #ibox_footer_wrapper {font-size:12px;font-family:Verdana, Arial, Helvetica, sans-serif;color:#111;} #ibox_wrapper {border:1px solid #ccc;} #ibox_wrapper {background-color:#999;}#ibox_content {background-color:#eee;border:1px solid #666;} #ibox_loading {padding:50px; background:#000;color:#fff;font-size:16px;font-weight:bold;}"; 651 652 var head = document.getElementsByTagName("head")[0]; 653 654 // tricky hack for IE 655 // because IE doesn't like when you insert stuff the proper way 656 // and we cant use relative paths to include this as an external 657 // stylesheet 658 var htmDiv = document.createElement('div'); 659 660 htmDiv.innerHTML = '<p>x</p><style type="text/css">'+default_skin+'</style>'; 661 head.insertBefore(htmDiv.childNodes[1], head.firstChild); 662 663 htmDiv.innerHTML = '<p>x</p><style type="text/css">'+core_styles+'</style>'; 664 head.insertBefore(htmDiv.childNodes[1], head.firstChild); 665 }; 666 667 var _initialized = false; 668 var initialize = function() { 669 // make sure we haven't already done this 670 if (_initialized) return; 671 _initialized = true; 672 // elements here start the look up from the start non <a> tags 673 drawCSS(); 674 var els = document.getElementsByTagName('script'); 675 var src; 676 for (var i=0, el=null; (el = els[i]); i++) { 677 if (!(src = el.getAttribute('src'))) continue; 678 src = src.split('?')[0]; 679 if (src.substr(src.length-8) == '/ibox.js') { 680 _pub.setPath(src.substr(0, src.length-7)); 681 break; 682 } 683 } 684 create(document.body); 685 _pub.checkTags(document.body, 'a'); 686 _pub.http = _pub.createXMLHttpRequest(); 687 _pub.fireEvent('load'); 688 }; 689 690 _pub.addEvent(window, 'keypress', function(e){ if (e.keyCode == (window.event ? 27 : e.DOM_VK_ESCAPE)) { iBox.hide(); }}); 691 _pub.addEvent(window, 'resize', _pub.reposition); 692 _pub.addEvent(window, 'load', initialize); 693 _pub.addEvent(window, 'scroll', _pub.reposition); 694 695 // DEFAULT PLUGINS 696 697 /** 698 * Handles embedded containers in the page based on url of #container. 699 * This _ONLY_ works with hidden containers. 700 */ 701 var iBoxPlugin_Container = function() { 702 var was_error = false; 703 var original_wrapper = null; 704 return { 705 /** 706 * Matches the url and returns true if it fits this plugin. 707 */ 708 match: function(url) { 709 return url.indexOf('#') != -1; 710 }, 711 /** 712 * Called when this plugin is unloaded. 713 */ 714 unload: function() { 715 if (was_error) return; 716 var elemSrc = _pub.html().firstChild; 717 if (elemSrc) { 718 elemSrc.style.display = 'none'; 719 original_wrapper.appendChild(elemSrc); 720 } 721 }, 722 /** 723 * Handles the output 724 * @param {iBox} ibox 725 * @param {String} url 726 * @return {iBoxContent} an instance or subclass of iBoxContent 727 */ 728 render: function(url, params) { 729 was_error = false; 730 var elemSrcId = url.substr(url.indexOf("#") + 1); 731 var elemSrc = document.getElementById(elemSrcId); 732 // If the element doesnt exist, break the switch 733 if (!elemSrc) { 734 was_error = true; 735 _pub.html(document.createTextNode('There was an error loading the document.'), params); 736 } 737 else { 738 original_wrapper = elemSrc.parentNode; 739 elemSrc.style.display = 'block'; 740 _pub.html(elemSrc, params); 741 } 742 } 743 } 744 }(); 745 _pub.plugins.register(iBoxPlugin_Container, true); 746 747 /** 748 * Handles images 749 */ 750 var iBoxPlugin_Image = function() { 751 // Image types (for auto detection of image display) 752 var image_types = /\.jpg|\.jpeg|\.png|\.gif/gi; 753 754 return { 755 match: function(url) { 756 return url.match(image_types); 757 }, 758 759 render: function(url, params) { 760 var img = document.createElement('img'); 761 img.onclick = _pub.hide; 762 img.className = 'ibox_image' 763 img.style.cursor = 'pointer'; 764 img.onload = function() { 765 _pub.html(img, {width: this.width, height: this.height, constrain: true}) 766 } 767 img.onerror = function() { 768 _pub.html(document.createTextNode('There was an error loading the document.'), params); 769 } 770 img.src = url; 771 } 772 } 773 }(); 774 _pub.plugins.register(iBoxPlugin_Image); 775 776 var iBoxPlugin_YouTube = function() { 777 var youtube_url = /(?:http:\/\/)?(?:www\d*\.)?(youtube\.(?:[a-z]+))\/(?:v\/|(?:watch(?:\.php)?)?\?(?:.+&)?v=)([^&]+).*/; 778 return { 779 match: function(url) { 780 return url.match(youtube_url); 781 }, 782 783 render: function(url, params) { 784 var _match = url.match(youtube_url); 785 var domain = _match[1]; 786 var id = _match[2]; 787 params.width = 425; 788 params.height = 355; 789 params.constrain = true; 790 var html = '<span><object width="100%" height="100%" style="overflow: hidden; display: block;"><param name="movie" value="http://www.' + domain + '/v/' + id + '"/><param name="wmode" value="transparent"/><embed src="http://www.' + domain + '/v/' + id + '" type="application/x-shockwave-flash" wmode="transparent" width="100%" height="100%"></embed></object></span>'; 791 _pub.html(html, params); 792 } 793 } 794 }(); 795 _pub.plugins.register(iBoxPlugin_YouTube); 796 797 var iBoxPlugin_Document = function() { 798 return { 799 match: function(url) { 800 return true; 801 }, 802 803 render: function(url, params) { 804 _pub.http.open('get', url, true); 805 806 _pub.http.onreadystatechange = function() { 807 if (_pub.http.readyState == 4) { 808 // XXX: why does status return 0? 809 if (_pub.http.status == 200 || _pub.http.status == 0) { 810 _pub.html(_pub.http.responseText, params); 811 } 812 else { 813 _pub.html(document.createTextNode('There was an error loading the document.'), params); 814 } 815 } 816 } 817 _pub.http.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8"); 818 try { 819 _pub.http.send(null); 820 } 821 catch (ex) { 822 _pub.html(document.createTextNode('There was an error loading the document.'), params); 823 } 824 } 825 }; 826 }(); 827 _pub.plugins.register(iBoxPlugin_Document, true); 828 829 return _pub; 830}();
