345 lines
13 KiB
JavaScript
345 lines
13 KiB
JavaScript
/*
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* Thickbox 3.1 - One Box To Rule Them All.
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* By Cody Lindley (http://www.codylindley.com)
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* Copyright (c) 2007 cody lindley
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* Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
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*/
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if ( typeof tb_pathToImage != 'string' ) {
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var tb_pathToImage = thickboxL10n.loadingAnimation;
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}
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/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
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//on page load call tb_init
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jQuery(document).ready(function(){
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tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
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imgLoader = new Image();// preload image
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imgLoader.src = tb_pathToImage;
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});
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/*
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* Add thickbox to href & area elements that have a class of .thickbox.
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* Remove the loading indicator when content in an iframe has loaded.
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*/
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function tb_init(domChunk){
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jQuery( 'body' )
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.on( 'click', domChunk, tb_click )
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.on( 'thickbox:iframe:loaded', function() {
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jQuery( '#TB_window' ).removeClass( 'thickbox-loading' );
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});
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}
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function tb_click(){
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var t = this.title || this.name || null;
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var a = this.href || this.alt;
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var g = this.rel || false;
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tb_show(t,a,g);
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this.blur();
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return false;
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}
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function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
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var $closeBtn;
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try {
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if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
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jQuery("body","html").css({height: "100%", width: "100%"});
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jQuery("html").css("overflow","hidden");
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if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
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jQuery("body").append("<iframe id='TB_HideSelect'>"+thickboxL10n.noiframes+"</iframe><div id='TB_overlay'></div><div id='TB_window' class='thickbox-loading'></div>");
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jQuery("#TB_overlay").on( 'click', tb_remove );
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}
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}else{//all others
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if(document.getElementById("TB_overlay") === null){
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jQuery("body").append("<div id='TB_overlay'></div><div id='TB_window' class='thickbox-loading'></div>");
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jQuery("#TB_overlay").on( 'click', tb_remove );
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jQuery( 'body' ).addClass( 'modal-open' );
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}
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}
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if(tb_detectMacXFF()){
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jQuery("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
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}else{
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jQuery("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
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}
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if(caption===null){caption="";}
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jQuery("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' width='208' /></div>");//add loader to the page
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jQuery('#TB_load').show();//show loader
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var baseURL;
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if(url.indexOf("?")!==-1){ //ff there is a query string involved
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baseURL = url.substr(0, url.indexOf("?"));
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}else{
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baseURL = url;
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}
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var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$|\.webp$/;
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var urlType = baseURL.toLowerCase().match(urlString);
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if(urlType == '.jpg' ||
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urlType == '.jpeg' ||
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urlType == '.png' ||
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urlType == '.gif' ||
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urlType == '.bmp' ||
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urlType == '.webp'
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){//code to show images
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TB_PrevCaption = "";
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TB_PrevURL = "";
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TB_PrevHTML = "";
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TB_NextCaption = "";
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TB_NextURL = "";
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TB_NextHTML = "";
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TB_imageCount = "";
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TB_FoundURL = false;
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if(imageGroup){
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TB_TempArray = jQuery("a[rel="+imageGroup+"]").get();
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for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
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var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
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if (!(TB_TempArray[TB_Counter].href == url)) {
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if (TB_FoundURL) {
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TB_NextCaption = TB_TempArray[TB_Counter].title;
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TB_NextURL = TB_TempArray[TB_Counter].href;
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TB_NextHTML = "<span id='TB_next'> <a href='#'>"+thickboxL10n.next+"</a></span>";
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} else {
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TB_PrevCaption = TB_TempArray[TB_Counter].title;
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TB_PrevURL = TB_TempArray[TB_Counter].href;
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TB_PrevHTML = "<span id='TB_prev'> <a href='#'>"+thickboxL10n.prev+"</a></span>";
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}
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} else {
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TB_FoundURL = true;
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TB_imageCount = thickboxL10n.image + ' ' + (TB_Counter + 1) + ' ' + thickboxL10n.of + ' ' + (TB_TempArray.length);
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}
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}
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}
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imgPreloader = new Image();
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imgPreloader.onload = function(){
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imgPreloader.onload = null;
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// Resizing large images - original by Christian Montoya edited by me.
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var pagesize = tb_getPageSize();
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var x = pagesize[0] - 150;
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var y = pagesize[1] - 150;
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var imageWidth = imgPreloader.width;
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var imageHeight = imgPreloader.height;
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if (imageWidth > x) {
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imageHeight = imageHeight * (x / imageWidth);
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imageWidth = x;
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if (imageHeight > y) {
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imageWidth = imageWidth * (y / imageHeight);
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imageHeight = y;
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}
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} else if (imageHeight > y) {
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imageWidth = imageWidth * (y / imageHeight);
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imageHeight = y;
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if (imageWidth > x) {
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imageHeight = imageHeight * (x / imageWidth);
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imageWidth = x;
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}
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}
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// End Resizing
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TB_WIDTH = imageWidth + 30;
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TB_HEIGHT = imageHeight + 60;
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jQuery("#TB_window").append("<a href='' id='TB_ImageOff'><span class='screen-reader-text'>"+thickboxL10n.close+"</span><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'><button type='button' id='TB_closeWindowButton'><span class='screen-reader-text'>"+thickboxL10n.close+"</span><span class='tb-close-icon'></span></button></div>");
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jQuery("#TB_closeWindowButton").on( 'click', tb_remove );
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if (!(TB_PrevHTML === "")) {
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function goPrev(){
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if(jQuery(document).off("click",goPrev)){jQuery(document).off("click",goPrev);}
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jQuery("#TB_window").remove();
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jQuery("body").append("<div id='TB_window'></div>");
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tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
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return false;
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}
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jQuery("#TB_prev").on( 'click', goPrev );
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}
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if (!(TB_NextHTML === "")) {
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function goNext(){
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jQuery("#TB_window").remove();
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jQuery("body").append("<div id='TB_window'></div>");
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tb_show(TB_NextCaption, TB_NextURL, imageGroup);
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return false;
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}
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jQuery("#TB_next").on( 'click', goNext );
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}
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jQuery(document).on('keydown.thickbox', function(e){
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if ( e.which == 27 ){ // close
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tb_remove();
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} else if ( e.which == 190 ){ // display previous image
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if(!(TB_NextHTML == "")){
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jQuery(document).off('thickbox');
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goNext();
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}
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} else if ( e.which == 188 ){ // display next image
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if(!(TB_PrevHTML == "")){
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jQuery(document).off('thickbox');
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goPrev();
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}
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}
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return false;
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});
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tb_position();
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jQuery("#TB_load").remove();
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jQuery("#TB_ImageOff").on( 'click', tb_remove );
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jQuery("#TB_window").css({'visibility':'visible'}); //for safari using css instead of show
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};
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imgPreloader.src = url;
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}else{//code to show html
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var queryString = url.replace(/^[^\?]+\??/,'');
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var params = tb_parseQuery( queryString );
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TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no parameters were added to URL
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TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no parameters were added to URL
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ajaxContentW = TB_WIDTH - 30;
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ajaxContentH = TB_HEIGHT - 45;
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if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window
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urlNoQuery = url.split('TB_');
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jQuery("#TB_iframeContent").remove();
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if(params['modal'] != "true"){//iframe no modal
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jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><button type='button' id='TB_closeWindowButton'><span class='screen-reader-text'>"+thickboxL10n.close+"</span><span class='tb-close-icon'></span></button></div></div><iframe frameborder='0' hspace='0' allowtransparency='true' 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>");
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}else{//iframe modal
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jQuery("#TB_overlay").off();
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jQuery("#TB_window").append("<iframe frameborder='0' hspace='0' allowtransparency='true' 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>");
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}
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}else{// not an iframe, ajax
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if(jQuery("#TB_window").css("visibility") != "visible"){
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if(params['modal'] != "true"){//ajax no modal
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jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><button type='button' id='TB_closeWindowButton'><span class='screen-reader-text'>"+thickboxL10n.close+"</span><span class='tb-close-icon'></span></button></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
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}else{//ajax modal
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jQuery("#TB_overlay").off();
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jQuery("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
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}
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}else{//this means the window is already up, we are just loading new content via ajax
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jQuery("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
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jQuery("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
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jQuery("#TB_ajaxContent")[0].scrollTop = 0;
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jQuery("#TB_ajaxWindowTitle").html(caption);
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}
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}
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jQuery("#TB_closeWindowButton").on( 'click', tb_remove );
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if(url.indexOf('TB_inline') != -1){
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jQuery("#TB_ajaxContent").append(jQuery('#' + params['inlineId']).children());
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jQuery("#TB_window").on('tb_unload', function () {
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jQuery('#' + params['inlineId']).append( jQuery("#TB_ajaxContent").children() ); // move elements back when you're finished
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});
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tb_position();
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jQuery("#TB_load").remove();
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jQuery("#TB_window").css({'visibility':'visible'});
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}else if(url.indexOf('TB_iframe') != -1){
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tb_position();
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jQuery("#TB_load").remove();
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jQuery("#TB_window").css({'visibility':'visible'});
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}else{
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var load_url = url;
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load_url += -1 === url.indexOf('?') ? '?' : '&';
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jQuery("#TB_ajaxContent").load(load_url += "random=" + (new Date().getTime()),function(){//to do a post change this load method
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tb_position();
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jQuery("#TB_load").remove();
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tb_init("#TB_ajaxContent a.thickbox");
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jQuery("#TB_window").css({'visibility':'visible'});
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});
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}
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}
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if(!params['modal']){
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jQuery(document).on('keydown.thickbox', function(e){
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if ( e.which == 27 ){ // close
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tb_remove();
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return false;
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}
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});
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}
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$closeBtn = jQuery( '#TB_closeWindowButton' );
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/*
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* If the native Close button icon is visible, move focus on the button
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* (e.g. in the Network Admin Themes screen).
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* In other admin screens is hidden and replaced by a different icon.
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*/
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if ( $closeBtn.find( '.tb-close-icon' ).is( ':visible' ) ) {
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$closeBtn.trigger( 'focus' );
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}
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} catch(e) {
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//nothing here
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}
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}
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//helper functions below
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function tb_showIframe(){
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jQuery("#TB_load").remove();
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jQuery("#TB_window").css({'visibility':'visible'}).trigger( 'thickbox:iframe:loaded' );
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}
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function tb_remove() {
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jQuery("#TB_imageOff").off("click");
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jQuery("#TB_closeWindowButton").off("click");
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jQuery( '#TB_window' ).fadeOut( 'fast', function() {
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jQuery( '#TB_window, #TB_overlay, #TB_HideSelect' ).trigger( 'tb_unload' ).off().remove();
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jQuery( 'body' ).trigger( 'thickbox:removed' );
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});
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jQuery( 'body' ).removeClass( 'modal-open' );
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jQuery("#TB_load").remove();
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if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
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jQuery("body","html").css({height: "auto", width: "auto"});
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jQuery("html").css("overflow","");
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}
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jQuery(document).off('.thickbox');
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return false;
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}
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function tb_position() {
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var isIE6 = typeof document.body.style.maxHeight === "undefined";
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jQuery("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
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if ( ! isIE6 ) { // take away IE6
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jQuery("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
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}
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}
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function tb_parseQuery ( query ) {
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var Params = {};
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if ( ! query ) {return Params;}// return empty object
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var Pairs = query.split(/[;&]/);
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for ( var i = 0; i < Pairs.length; i++ ) {
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var KeyVal = Pairs[i].split('=');
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if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
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var key = unescape( KeyVal[0] );
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var val = unescape( KeyVal[1] );
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val = val.replace(/\+/g, ' ');
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Params[key] = val;
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}
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return Params;
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}
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function tb_getPageSize(){
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var de = document.documentElement;
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var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
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var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
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arrayPageSize = [w,h];
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return arrayPageSize;
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}
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function tb_detectMacXFF() {
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var userAgent = navigator.userAgent.toLowerCase();
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if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
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return true;
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}
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}
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