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if(typeof jQuery.browser == "undefined" ){
// Limit scope pollution from any deprecated API
(function() {
var matched, browser;
// Use of jQuery.browser is frowned upon.
// More details: http://api.jquery.com/jQuery.browser
// jQuery.uaMatch maintained for back-compat
jQuery.uaMatch = function( ua ) {
ua = ua.toLowerCase();
var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
/(webkit)[ \/]([\w.]+)/.exec( ua ) ||
/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
/(msie) ([\w.]+)/.exec( ua ) ||
ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
[];
return {
browser: match[ 1 ] || "",
version: match[ 2 ] || "0"
};
};
matched = jQuery.uaMatch( navigator.userAgent );
browser = {};
if ( matched.browser ) {
browser[ matched.browser ] = true;
browser.version = matched.version;
}
// Chrome is Webkit, but Webkit is also Safari.
if ( browser.chrome ) {
browser.webkit = true;
} else if ( browser.webkit ) {
browser.safari = true;
}
jQuery.browser = browser;
jQuery.sub = function() {
function jQuerySub( selector, context ) {
return new jQuerySub.fn.init( selector, context );
}
jQuery.extend( true, jQuerySub, this );
jQuerySub.superclass = this;
jQuerySub.fn = jQuerySub.prototype = this();
jQuerySub.fn.constructor = jQuerySub;
jQuerySub.sub = this.sub;
jQuerySub.fn.init = function init( selector, context ) {
if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
context = jQuerySub( context );
}
return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
};
jQuerySub.fn.init.prototype = jQuerySub.fn;
var rootjQuerySub = jQuerySub(document);
return jQuerySub;
};
})();
}
/*jslint white: true, indent: 2, onevar: false, browser: true, undef: true, nomen: false, eqeqeq: true, plusplus: false, bitwise: true, regexp: true, strict: false, newcap: true, immed: true */
/*global window, console, jQuery, setTimeout */
/*
Plugin: iframe autoheight jQuery Plugin
Version: 1.9.1
Author and Contributors
========================================
NATHAN SMITH (http://sonspring.com/)
Jesse House (https://github.com/house9)
aaron manela (https://github.com/aaronmanela)
Hideki Abe (https://github.com/hideki-a)
Patrick Clark (https://github.com/hellopat)
ChristineP2 (https://github.com/ChristineP2)
Mmjavellana (https://github.com/Mmjavellana)
yiqing-95 (https://github.com/yiqing-95)
jcaspian (https://github.com/jcaspian)
adamjgray (https://github.com/adamjgray)
Jens Bissinger (https://github.com/dpree)
File: jquery.iframe-auto-height.plugin.js
Remarks: original code from http://sonspring.com/journal/jquery-iframe-sizing
Description: when the page loads set the height of an iframe based on the height of its contents
see README: http://github.com/house9/jquery-iframe-auto-height
*/
(function ($) {
$.fn.iframeAutoHeight = function (spec) {
var undef;
if ($.browser === undef) {
var message = [];
message.push("WARNING: you appear to be using a newer version of jquery which does not support the $.browser variable.");
message.push("The jQuery iframe auto height plugin relies heavly on the $.browser features.");
message.push("Install jquery-browser: https://raw.github.com/jquery/jquery-browser/master/src/jquery.browser.js");
alert(message.join("\n"));
return $;
}
// set default option values
var options = $.extend({
heightOffset: 0,
minHeight: 0,
callback: function (newHeight) {},
animate: false,
debug: false,
diagnostics: false, // used for development only
resetToMinHeight: false,
triggerFunctions: [],
heightCalculationOverrides: []
}, spec);
// logging
function debug(message) {
if (options.debug && options.debug === true && window.console) {
console.log(message);
}
}
// not used by production code
function showDiagnostics(iframe, calledFrom) {
debug("Diagnostics from '" + calledFrom + "'");
try {
debug(" " + $(iframe, window.top.document).contents().find('body')[0].scrollHeight + " for ...find('body')[0].scrollHeight");
debug(" " + $(iframe.contentWindow.document).height() + " for ...contentWindow.document).height()");
debug(" " + $(iframe.contentWindow.document.body).height() + " for ...contentWindow.document.body).height()");
} catch (ex) {
// ie fails when called during for each, ok later on
// probably not an issue if called in a document ready block
debug(" unable to check in this state");
}
debug("End diagnostics -> results vary by browser and when diagnostics are requested");
}
// show all option values
debug(options);
// ******************************************************
// iterate over the matched elements passed to the plugin ; return will make it chainable
return this.each(function () {
// ******************************************************
// http://api.jquery.com/jQuery.browser/
var strategyKeys = ['webkit', 'mozilla', 'msie', 'opera'];
var strategies = [];
strategies['default'] = function (iframe, $iframeBody, options, browser) {
// NOTE: this is how the plugin determines the iframe height, override if you need custom
return $iframeBody[0].scrollHeight + options.heightOffset;
};
strategies['webkit'] = function (iframe, $iframeBody, options, browser) {
// NOTE: this is how the plugin determines the iframe height, override if you need custom
var f = $(iframe).get(0);
var y = f.contentWindow;
return y.document.body.offsetHeight + options.heightOffset;
};
jQuery.each(strategyKeys, function (index, value) {
// use the default strategy for all browsers, can be overridden if desired
if(value == 'webkit'){
strategies[value] = strategies['webkit'];
}else{
strategies[value] = strategies['default'];
}
});
// override strategies if registered in options
jQuery.each(options.heightCalculationOverrides, function (index, value) {
strategies[value.browser] = value.calculation;
});
function findStrategy(browser) {
var strategy = null;
jQuery.each(strategyKeys, function (index, value) {
if (browser[value]) {
strategy = strategies[value];
return false;
}
});
if (strategy === null) {
strategy = strategies['default'];
}
return strategy;
}
// ******************************************************
// for use by webkit only
var loadCounter = 0;
// resizeHeight
function resizeHeight(iframe) {
if (options.diagnostics) {
showDiagnostics(iframe, "resizeHeight");
}
// set the iframe size to minHeight so it'll get smaller on resizes in FF and IE
if (options.resetToMinHeight && options.resetToMinHeight === true) {
iframe.style.height = options.minHeight + 'px';
}
// get the iframe body height and set inline style to that plus a little
var $body = $(iframe, window.top.document).contents().find('body');
var strategy = findStrategy($.browser);
var newHeight = strategy(iframe, $body, options, $.browser);
debug(newHeight);
if (newHeight < options.minHeight) {
debug("new height is less than minHeight");
newHeight = options.minHeight + options.heightOffset;
}
debug("New Height: " + newHeight);
if (options.animate) {
$(iframe).animate({height: newHeight + 'px'}, {duration: 500});
} else {
$(iframe).css('height', newHeight + 'px');
}
options.callback.apply($(iframe), [{newFrameHeight: newHeight}]);
} // END resizeHeight
// debug me
debug(this);
if (options.diagnostics) {
showDiagnostics(this, "each iframe");
}
// if trigger functions are registered, invoke them
if (options.triggerFunctions.length > 0) {
debug(options.triggerFunctions.length + " trigger Functions");
for (var i = 0; i < options.triggerFunctions.length; i++) {
options.triggerFunctions[i](resizeHeight, this);
}
}
// Check if browser is Webkit (Safari/Chrome) or Opera
if ($.browser.webkit || $.browser.opera) {
debug("browser is webkit or opera");
// Start timer when loaded.
$(this).load(function () {
var delay = 0;
var iframe = this;
var _item = function(){
resizeHeight(iframe);
};
var delayedResize = function () {
setInterval(_item, 100);
};
if (loadCounter === 0) {
// delay the first one
delay = 50;
} else {
// Reset iframe height to 0 to force new frame size to fit window properly
// this is only an issue when going from large to small iframe, not executed on page load
iframe.style.height = options.minHeight + 'px';
}
debug("load delay: " + delay);
setTimeout(delayedResize, delay);
loadCounter++;
});
// Safari and Opera need a kick-start.
var source = $(this).attr('src');
$(this).attr('src', '');
$(this).attr('src', source);
} else {
var _this = this;
var _item = function(){
resizeHeight(_this);
};
// For other browsers.
$(this).load(function () {
setInterval(_item, 100);
});
} // if browser
}); // $(this).each(function () {
}; // $.fn.iframeAutoHeight = function (options) {
}(JQuery)); // (function ($) {