Made a number of syntax tweaks to ajax.js.
This commit is contained in:
parent
fa2d663639
commit
5272ed28bc
1 changed files with 122 additions and 71 deletions
181
src/ajax.js
181
src/ajax.js
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@ -3,8 +3,9 @@ jQuery.fn.extend({
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_load: jQuery.fn.load,
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_load: jQuery.fn.load,
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load: function( url, params, callback ) {
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load: function( url, params, callback ) {
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if ( typeof url !== "string" )
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if ( typeof url !== "string" ) {
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return this._load( url );
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return this._load( url );
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}
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var off = url.indexOf(" ");
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var off = url.indexOf(" ");
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if ( off >= 0 ) {
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if ( off >= 0 ) {
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@ -16,7 +17,7 @@ jQuery.fn.extend({
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var type = "GET";
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var type = "GET";
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// If the second parameter was provided
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// If the second parameter was provided
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if ( params )
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if ( params ) {
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// If it's a function
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// If it's a function
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if ( jQuery.isFunction( params ) ) {
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if ( jQuery.isFunction( params ) ) {
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// We assume that it's the callback
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// We assume that it's the callback
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@ -28,6 +29,7 @@ jQuery.fn.extend({
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params = jQuery.param( params );
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params = jQuery.param( params );
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type = "POST";
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type = "POST";
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}
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}
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}
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var self = this;
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var self = this;
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@ -39,7 +41,7 @@ jQuery.fn.extend({
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data: params,
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data: params,
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complete: function(res, status){
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complete: function(res, status){
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// If successful, inject the HTML into all the matched elements
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// If successful, inject the HTML into all the matched elements
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if ( status == "success" || status == "notmodified" )
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if ( status === "success" || status === "notmodified" ) {
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// See if a selector was specified
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// See if a selector was specified
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self.html( selector ?
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self.html( selector ?
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// Create a dummy div to hold the results
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// Create a dummy div to hold the results
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@ -53,11 +55,14 @@ jQuery.fn.extend({
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// If not, just inject the full result
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// If not, just inject the full result
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res.responseText );
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res.responseText );
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}
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if( callback )
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if ( callback ) {
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self.each( callback, [res.responseText, status, res] );
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self.each( callback, [res.responseText, status, res] );
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}
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}
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}
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});
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});
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return this;
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return this;
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},
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},
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@ -75,7 +80,9 @@ jQuery.fn.extend({
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})
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})
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.map(function(i, elem){
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.map(function(i, elem){
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var val = jQuery(this).val();
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var val = jQuery(this).val();
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return val == null ? null :
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return val == null ?
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null :
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jQuery.isArray(val) ?
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jQuery.isArray(val) ?
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jQuery.map( val, function(val, i){
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jQuery.map( val, function(val, i){
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return {name: elem.name, value: val};
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return {name: elem.name, value: val};
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@ -156,7 +163,9 @@ jQuery.extend({
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// implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
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// implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
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// This function can be overriden by calling jQuery.ajaxSetup
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// This function can be overriden by calling jQuery.ajaxSetup
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xhr: function(){
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xhr: function(){
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return window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
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return window.ActiveXObject ?
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new ActiveXObject("Microsoft.XMLHTTP") :
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new XMLHttpRequest();
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},
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},
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accepts: {
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accepts: {
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xml: "application/xml, text/xml",
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xml: "application/xml, text/xml",
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@ -186,8 +195,8 @@ jQuery.extend({
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}
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}
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// Handle JSONP Parameter Callbacks
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// Handle JSONP Parameter Callbacks
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if ( s.dataType == "jsonp" ) {
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if ( s.dataType === "jsonp" ) {
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if ( type == "GET" ) {
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if ( type === "GET" ) {
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if ( !jsre.test( s.url ) ) {
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if ( !jsre.test( s.url ) ) {
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s.url += (/\?/.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
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s.url += (/\?/.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
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}
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}
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@ -198,7 +207,7 @@ jQuery.extend({
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}
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}
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// Build temporary JSONP function
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// Build temporary JSONP function
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if ( s.dataType == "json" && (s.data && jsre.test(s.data) || jsre.test(s.url)) ) {
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if ( s.dataType === "json" && (s.data && jsre.test(s.data) || jsre.test(s.url)) ) {
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jsonp = "jsonp" + jsc++;
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jsonp = "jsonp" + jsc++;
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// Replace the =? sequence both in the query string and the data
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// Replace the =? sequence both in the query string and the data
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@ -220,44 +229,50 @@ jQuery.extend({
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// Garbage collect
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// Garbage collect
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window[ jsonp ] = undefined;
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window[ jsonp ] = undefined;
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try{ delete window[ jsonp ]; } catch(e){}
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try{ delete window[ jsonp ]; } catch(e){}
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if ( head )
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if ( head ) {
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head.removeChild( script );
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head.removeChild( script );
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}
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};
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};
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}
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}
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if ( s.dataType == "script" && s.cache == null )
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if ( s.dataType === "script" && s.cache === null ) {
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s.cache = false;
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s.cache = false;
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}
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if ( s.cache === false && type == "GET" ) {
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if ( s.cache === false && type === "GET" ) {
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var ts = now();
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var ts = now();
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// try replacing _= if it is there
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// try replacing _= if it is there
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var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
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var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
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// if nothing was replaced, add timestamp to the end
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// if nothing was replaced, add timestamp to the end
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s.url = ret + ((ret == s.url) ? (/\?/.test(s.url) ? "&" : "?") + "_=" + ts : "");
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s.url = ret + ((ret === s.url) ? (/\?/.test(s.url) ? "&" : "?") + "_=" + ts : "");
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}
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}
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// If data is available, append data to url for get requests
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// If data is available, append data to url for get requests
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if ( s.data && type == "GET" ) {
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if ( s.data && type === "GET" ) {
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s.url += (/\?/.test(s.url) ? "&" : "?") + s.data;
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s.url += (/\?/.test(s.url) ? "&" : "?") + s.data;
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}
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}
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// Watch for a new set of requests
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// Watch for a new set of requests
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if ( s.global && ! jQuery.active++ )
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if ( s.global && ! jQuery.active++ ) {
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jQuery.event.trigger( "ajaxStart" );
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jQuery.event.trigger( "ajaxStart" );
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}
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// Matches an absolute URL, and saves the domain
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// Matches an absolute URL, and saves the domain
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var parts = /^(\w+:)?\/\/([^\/?#]+)/.exec( s.url );
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var parts = /^(\w+:)?\/\/([^\/?#]+)/.exec( s.url );
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// If we're requesting a remote document
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// If we're requesting a remote document
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// and trying to load JSON or Script with a GET
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// and trying to load JSON or Script with a GET
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if ( s.dataType == "script" && type == "GET" && parts
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if ( s.dataType === "script" && type === "GET" && parts
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&& ( parts[1] && parts[1] != location.protocol || parts[2] != location.host )){
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&& ( parts[1] && parts[1] !== location.protocol || parts[2] !== location.host )) {
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var head = document.getElementsByTagName("head")[0];
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var head = document.getElementsByTagName("head")[0];
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var script = document.createElement("script");
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var script = document.createElement("script");
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script.src = s.url;
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script.src = s.url;
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if (s.scriptCharset)
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if ( s.scriptCharset ) {
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script.charset = s.scriptCharset;
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script.charset = s.scriptCharset;
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}
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// Handle Script loading
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// Handle Script loading
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if ( !jsonp ) {
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if ( !jsonp ) {
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@ -266,7 +281,7 @@ jQuery.extend({
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// Attach handlers for all browsers
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// Attach handlers for all browsers
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script.onload = script.onreadystatechange = function(){
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script.onload = script.onreadystatechange = function(){
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if ( !done && (!this.readyState ||
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if ( !done && (!this.readyState ||
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this.readyState == "loaded" || this.readyState == "complete") ) {
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this.readyState === "loaded" || this.readyState === "complete") ) {
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done = true;
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done = true;
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success();
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success();
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complete();
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complete();
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@ -293,24 +308,29 @@ jQuery.extend({
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// Open the socket
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// Open the socket
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// Passing null username, generates a login popup on Opera (#2865)
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// Passing null username, generates a login popup on Opera (#2865)
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if( s.username )
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if ( s.username ) {
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xhr.open(type, s.url, s.async, s.username, s.password);
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xhr.open(type, s.url, s.async, s.username, s.password);
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else
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} else {
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xhr.open(type, s.url, s.async);
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xhr.open(type, s.url, s.async);
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}
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// Need an extra try/catch for cross domain requests in Firefox 3
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// Need an extra try/catch for cross domain requests in Firefox 3
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try {
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try {
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// Set the correct header, if data is being sent
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// Set the correct header, if data is being sent
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if ( s.data )
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if ( s.data ) {
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xhr.setRequestHeader("Content-Type", s.contentType);
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xhr.setRequestHeader("Content-Type", s.contentType);
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}
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// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
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// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
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if ( s.ifModified ) {
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if ( s.ifModified ) {
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if (jQuery.lastModified[s.url])
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if ( jQuery.lastModified[s.url] ) {
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xhr.setRequestHeader("If-Modified-Since", jQuery.lastModified[s.url]);
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xhr.setRequestHeader("If-Modified-Since", jQuery.lastModified[s.url]);
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if (jQuery.etag[s.url])
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}
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if ( jQuery.etag[s.url] ) {
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xhr.setRequestHeader("If-None-Match", jQuery.etag[s.url]);
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xhr.setRequestHeader("If-None-Match", jQuery.etag[s.url]);
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}
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}
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}
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// Set header so the called script knows that it's an XMLHttpRequest
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// Set header so the called script knows that it's an XMLHttpRequest
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xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
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xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
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@ -324,30 +344,36 @@ jQuery.extend({
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// Allow custom headers/mimetypes and early abort
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// Allow custom headers/mimetypes and early abort
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if ( s.beforeSend && s.beforeSend(xhr, s) === false ) {
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if ( s.beforeSend && s.beforeSend(xhr, s) === false ) {
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// Handle the global AJAX counter
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// Handle the global AJAX counter
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if ( s.global && ! --jQuery.active )
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if ( s.global && ! --jQuery.active ) {
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jQuery.event.trigger( "ajaxStop" );
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jQuery.event.trigger( "ajaxStop" );
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}
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// close opended socket
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// close opended socket
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xhr.abort();
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xhr.abort();
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return false;
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return false;
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}
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}
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if ( s.global )
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if ( s.global ) {
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jQuery.event.trigger("ajaxSend", [xhr, s]);
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jQuery.event.trigger("ajaxSend", [xhr, s]);
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}
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// Wait for a response to come back
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// Wait for a response to come back
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var onreadystatechange = function(isTimeout){
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var onreadystatechange = function(isTimeout){
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// The request was aborted, clear the interval and decrement jQuery.active
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// The request was aborted, clear the interval and decrement jQuery.active
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if (xhr.readyState == 0) {
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if ( xhr.readyState === 0 ) {
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if ( ival ) {
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if ( ival ) {
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// clear poll interval
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// clear poll interval
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clearInterval( ival );
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clearInterval( ival );
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ival = null;
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ival = null;
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// Handle the global AJAX counter
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// Handle the global AJAX counter
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if ( s.global && ! --jQuery.active )
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if ( s.global && ! --jQuery.active ) {
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jQuery.event.trigger( "ajaxStop" );
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jQuery.event.trigger( "ajaxStop" );
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}
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}
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}
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// The transfer is complete and the data is available, or the request timed out
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// The transfer is complete and the data is available, or the request timed out
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} else if ( !requestDone && xhr && (xhr.readyState == 4 || isTimeout == "timeout") ) {
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} else if ( !requestDone && xhr && (xhr.readyState === 4 || isTimeout === "timeout") ) {
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requestDone = true;
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requestDone = true;
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// clear poll interval
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// clear poll interval
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@ -356,12 +382,15 @@ jQuery.extend({
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ival = null;
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ival = null;
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}
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}
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status = isTimeout == "timeout" ? "timeout" :
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status = isTimeout === "timeout" ?
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!jQuery.httpSuccess( xhr ) ? "error" :
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"timeout" :
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s.ifModified && jQuery.httpNotModified( xhr, s.url ) ? "notmodified" :
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!jQuery.httpSuccess( xhr ) ?
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"error" :
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s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
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"notmodified" :
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"success";
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"success";
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if ( status == "success" ) {
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if ( status === "success" ) {
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// Watch for, and catch, XML document parse errors
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// Watch for, and catch, XML document parse errors
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try {
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try {
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// process the data (runs the xml through httpData regardless of callback)
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// process the data (runs the xml through httpData regardless of callback)
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@ -372,23 +401,27 @@ jQuery.extend({
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}
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}
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// Make sure that the request was successful or notmodified
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// Make sure that the request was successful or notmodified
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if ( status == "success" || status == "notmodified" ) {
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if ( status === "success" || status === "notmodified" ) {
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// JSONP handles its own success callback
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// JSONP handles its own success callback
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if ( !jsonp )
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if ( !jsonp ) {
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success();
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success();
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} else
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}
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} else {
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jQuery.handleError(s, xhr, status);
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jQuery.handleError(s, xhr, status);
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}
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// Fire the complete handlers
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// Fire the complete handlers
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complete();
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complete();
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if ( isTimeout )
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if ( isTimeout ) {
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xhr.abort();
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xhr.abort();
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}
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// Stop memory leaks
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// Stop memory leaks
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if ( s.async )
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if ( s.async ) {
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xhr = null;
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xhr = null;
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}
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}
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}
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};
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};
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if ( s.async ) {
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if ( s.async ) {
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@ -396,13 +429,15 @@ jQuery.extend({
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var ival = setInterval(onreadystatechange, 13);
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var ival = setInterval(onreadystatechange, 13);
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// Timeout checker
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// Timeout checker
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if ( s.timeout > 0 )
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if ( s.timeout > 0 ) {
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setTimeout(function(){
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setTimeout(function(){
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// Check to see if the request is still happening
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// Check to see if the request is still happening
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if ( xhr && !requestDone )
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if ( xhr && !requestDone ) {
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onreadystatechange( "timeout" );
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onreadystatechange( "timeout" );
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}
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}, s.timeout);
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}, s.timeout);
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}
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}
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}
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// Send the data
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// Send the data
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try {
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try {
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@ -412,32 +447,38 @@ jQuery.extend({
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}
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}
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// firefox 1.5 doesn't fire statechange for sync requests
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// firefox 1.5 doesn't fire statechange for sync requests
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if ( !s.async )
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if ( !s.async ) {
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onreadystatechange();
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onreadystatechange();
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}
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function success(){
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function success(){
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// If a local callback was specified, fire it and pass it the data
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// If a local callback was specified, fire it and pass it the data
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if ( s.success )
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if ( s.success ) {
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s.success( data, status );
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s.success( data, status );
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}
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// Fire the global callback
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// Fire the global callback
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if ( s.global )
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if ( s.global ) {
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jQuery.event.trigger( "ajaxSuccess", [xhr, s] );
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jQuery.event.trigger( "ajaxSuccess", [xhr, s] );
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}
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}
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}
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function complete(){
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function complete(){
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// Process result
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// Process result
|
||||||
if ( s.complete )
|
if ( s.complete ) {
|
||||||
s.complete(xhr, status);
|
s.complete(xhr, status);
|
||||||
|
}
|
||||||
|
|
||||||
// The request was completed
|
// The request was completed
|
||||||
if ( s.global )
|
if ( s.global ) {
|
||||||
jQuery.event.trigger( "ajaxComplete", [xhr, s] );
|
jQuery.event.trigger( "ajaxComplete", [xhr, s] );
|
||||||
|
}
|
||||||
|
|
||||||
// Handle the global AJAX counter
|
// Handle the global AJAX counter
|
||||||
if ( s.global && ! --jQuery.active )
|
if ( s.global && ! --jQuery.active ) {
|
||||||
jQuery.event.trigger( "ajaxStop" );
|
jQuery.event.trigger( "ajaxStop" );
|
||||||
}
|
}
|
||||||
|
}
|
||||||
|
|
||||||
// return XMLHttpRequest to allow aborting the request etc.
|
// return XMLHttpRequest to allow aborting the request etc.
|
||||||
return xhr;
|
return xhr;
|
||||||
|
@ -445,11 +486,14 @@ jQuery.extend({
|
||||||
|
|
||||||
handleError: function( s, xhr, status, e ) {
|
handleError: function( s, xhr, status, e ) {
|
||||||
// If a local callback was specified, fire it
|
// If a local callback was specified, fire it
|
||||||
if ( s.error ) s.error( xhr, status, e );
|
if ( s.error ) {
|
||||||
|
s.error( xhr, status, e );
|
||||||
|
}
|
||||||
|
|
||||||
// Fire the global callback
|
// Fire the global callback
|
||||||
if ( s.global )
|
if ( s.global ) {
|
||||||
jQuery.event.trigger( "ajaxError", [xhr, s, e] );
|
jQuery.event.trigger( "ajaxError", [xhr, s, e] );
|
||||||
|
}
|
||||||
},
|
},
|
||||||
|
|
||||||
// Counter for holding the number of active queries
|
// Counter for holding the number of active queries
|
||||||
|
@ -459,39 +503,43 @@ jQuery.extend({
|
||||||
httpSuccess: function( xhr ) {
|
httpSuccess: function( xhr ) {
|
||||||
try {
|
try {
|
||||||
// IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
|
// IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
|
||||||
return !xhr.status && location.protocol == "file:" ||
|
return !xhr.status && location.protocol === "file:" ||
|
||||||
// Opera returns 0 when status is 304
|
// Opera returns 0 when status is 304
|
||||||
( xhr.status >= 200 && xhr.status < 300 ) || xhr.status == 304 || xhr.status == 1223 || xhr.status == 0;
|
( xhr.status >= 200 && xhr.status < 300 ) ||
|
||||||
|
xhr.status === 304 || xhr.status === 1223 || xhr.status === 0;
|
||||||
} catch(e){}
|
} catch(e){}
|
||||||
|
|
||||||
return false;
|
return false;
|
||||||
},
|
},
|
||||||
|
|
||||||
// Determines if an XMLHttpRequest returns NotModified
|
// Determines if an XMLHttpRequest returns NotModified
|
||||||
httpNotModified: function( xhr, url ) {
|
httpNotModified: function( xhr, url ) {
|
||||||
var last_modified = xhr.getResponseHeader("Last-Modified");
|
var last_modified = xhr.getResponseHeader("Last-Modified"),
|
||||||
var etag = xhr.getResponseHeader("Etag");
|
etag = xhr.getResponseHeader("Etag");
|
||||||
|
|
||||||
if (last_modified)
|
if ( last_modified ) {
|
||||||
jQuery.lastModified[url] = last_modified;
|
jQuery.lastModified[url] = last_modified;
|
||||||
|
}
|
||||||
|
|
||||||
if (etag)
|
if ( etag ) {
|
||||||
jQuery.etag[url] = etag;
|
jQuery.etag[url] = etag;
|
||||||
|
}
|
||||||
|
|
||||||
// Opera returns 0 when status is 304
|
// Opera returns 0 when status is 304
|
||||||
return xhr.status == 304 || xhr.status == 0;
|
return xhr.status === 304 || xhr.status === 0;
|
||||||
},
|
},
|
||||||
|
|
||||||
httpData: function( xhr, type, s ) {
|
httpData: function( xhr, type, s ) {
|
||||||
var ct = xhr.getResponseHeader("content-type"),
|
var ct = xhr.getResponseHeader("content-type"),
|
||||||
xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0,
|
xml = type === "xml" || !type && ct && ct.indexOf("xml") >= 0,
|
||||||
data = xml ? xhr.responseXML : xhr.responseText;
|
data = xml ? xhr.responseXML : xhr.responseText;
|
||||||
|
|
||||||
if ( xml && data.documentElement.nodeName == "parsererror" ) {
|
if ( xml && data.documentElement.nodeName === "parsererror" ) {
|
||||||
throw "parsererror";
|
throw "parsererror";
|
||||||
}
|
}
|
||||||
|
|
||||||
// Allow a pre-filtering function to sanitize the response
|
// Allow a pre-filtering function to sanitize the response
|
||||||
// s != null is checked to keep backwards compatibility
|
// s is checked to keep backwards compatibility
|
||||||
if ( s && s.dataFilter ) {
|
if ( s && s.dataFilter ) {
|
||||||
data = s.dataFilter( data, type );
|
data = s.dataFilter( data, type );
|
||||||
}
|
}
|
||||||
|
@ -505,7 +553,7 @@ jQuery.extend({
|
||||||
}
|
}
|
||||||
|
|
||||||
// Get the JavaScript object, if JSON is used.
|
// Get the JavaScript object, if JSON is used.
|
||||||
if ( type == "json" ) {
|
if ( type === "json" ) {
|
||||||
if ( typeof JSON === "object" && JSON.parse ) {
|
if ( typeof JSON === "object" && JSON.parse ) {
|
||||||
data = JSON.parse( data );
|
data = JSON.parse( data );
|
||||||
} else {
|
} else {
|
||||||
|
@ -524,27 +572,30 @@ jQuery.extend({
|
||||||
|
|
||||||
function add( key, value ){
|
function add( key, value ){
|
||||||
s[ s.length ] = encodeURIComponent(key) + '=' + encodeURIComponent(value);
|
s[ s.length ] = encodeURIComponent(key) + '=' + encodeURIComponent(value);
|
||||||
};
|
}
|
||||||
|
|
||||||
// If an array was passed in, assume that it is an array
|
// If an array was passed in, assume that it is an array
|
||||||
// of form elements
|
// of form elements
|
||||||
if ( jQuery.isArray(a) || a.jquery )
|
if ( jQuery.isArray(a) || a.jquery ) {
|
||||||
// Serialize the form elements
|
// Serialize the form elements
|
||||||
jQuery.each( a, function(){
|
jQuery.each( a, function(){
|
||||||
add( this.name, this.value );
|
add( this.name, this.value );
|
||||||
});
|
});
|
||||||
|
|
||||||
// Otherwise, assume that it's an object of key/value pairs
|
// Otherwise, assume that it's an object of key/value pairs
|
||||||
else
|
} else {
|
||||||
// Serialize the key/values
|
// Serialize the key/values
|
||||||
for ( var j in a )
|
for ( var j in a ) {
|
||||||
// If the value is an array then the key names need to be repeated
|
// If the value is an array then the key names need to be repeated
|
||||||
if ( jQuery.isArray(a[j]) )
|
if ( jQuery.isArray(a[j]) ) {
|
||||||
jQuery.each( a[j], function(){
|
jQuery.each( a[j], function(){
|
||||||
add( j, this );
|
add( j, this );
|
||||||
});
|
});
|
||||||
else
|
} else {
|
||||||
add( j, jQuery.isFunction(a[j]) ? a[j]() : a[j] );
|
add( j, jQuery.isFunction(a[j]) ? a[j]() : a[j] );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
// Return the resulting serialization
|
// Return the resulting serialization
|
||||||
return s.join("&").replace(/%20/g, "+");
|
return s.join("&").replace(/%20/g, "+");
|
||||||
|
|
Loading…
Reference in a new issue