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authorLibravatarAgustin Henze <tin@sluc.org.ar>2014-06-13 21:51:02 -0300
committerLibravatarAgustin Henze <tin@sluc.org.ar>2014-06-13 21:51:02 -0300
commit58c4878526dec5510f23c812274686787d8724ba (patch)
tree5f2374bc17adb10e15f7e5b4576595d9cc2ef17e /bower_components/jquery/src/ajax/xhr.js
parentfa50632a9d87c3989566fed3e49c160a132e0d14 (diff)
Imported Upstream version 7.0.1upstream/7.0.1
Diffstat (limited to 'bower_components/jquery/src/ajax/xhr.js')
-rw-r--r--bower_components/jquery/src/ajax/xhr.js196
1 files changed, 196 insertions, 0 deletions
diff --git a/bower_components/jquery/src/ajax/xhr.js b/bower_components/jquery/src/ajax/xhr.js
new file mode 100644
index 0000000..0f560f4
--- /dev/null
+++ b/bower_components/jquery/src/ajax/xhr.js
@@ -0,0 +1,196 @@
+define([
+ "../core",
+ "../var/support",
+ "../ajax"
+], function( jQuery, support ) {
+
+// Create the request object
+// (This is still attached to ajaxSettings for backward compatibility)
+jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?
+ // Support: IE6+
+ function() {
+
+ // XHR cannot access local files, always use ActiveX for that case
+ return !this.isLocal &&
+
+ // Support: IE7-8
+ // oldIE XHR does not support non-RFC2616 methods (#13240)
+ // See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
+ // and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
+ // Although this check for six methods instead of eight
+ // since IE also does not support "trace" and "connect"
+ /^(get|post|head|put|delete|options)$/i.test( this.type ) &&
+
+ createStandardXHR() || createActiveXHR();
+ } :
+ // For all other browsers, use the standard XMLHttpRequest object
+ createStandardXHR;
+
+var xhrId = 0,
+ xhrCallbacks = {},
+ xhrSupported = jQuery.ajaxSettings.xhr();
+
+// Support: IE<10
+// Open requests must be manually aborted on unload (#5280)
+if ( window.ActiveXObject ) {
+ jQuery( window ).on( "unload", function() {
+ for ( var key in xhrCallbacks ) {
+ xhrCallbacks[ key ]( undefined, true );
+ }
+ });
+}
+
+// Determine support properties
+support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
+xhrSupported = support.ajax = !!xhrSupported;
+
+// Create transport if the browser can provide an xhr
+if ( xhrSupported ) {
+
+ jQuery.ajaxTransport(function( options ) {
+ // Cross domain only allowed if supported through XMLHttpRequest
+ if ( !options.crossDomain || support.cors ) {
+
+ var callback;
+
+ return {
+ send: function( headers, complete ) {
+ var i,
+ xhr = options.xhr(),
+ id = ++xhrId;
+
+ // Open the socket
+ xhr.open( options.type, options.url, options.async, options.username, options.password );
+
+ // Apply custom fields if provided
+ if ( options.xhrFields ) {
+ for ( i in options.xhrFields ) {
+ xhr[ i ] = options.xhrFields[ i ];
+ }
+ }
+
+ // Override mime type if needed
+ if ( options.mimeType && xhr.overrideMimeType ) {
+ xhr.overrideMimeType( options.mimeType );
+ }
+
+ // X-Requested-With header
+ // For cross-domain requests, seeing as conditions for a preflight are
+ // akin to a jigsaw puzzle, we simply never set it to be sure.
+ // (it can always be set on a per-request basis or even using ajaxSetup)
+ // For same-domain requests, won't change header if already provided.
+ if ( !options.crossDomain && !headers["X-Requested-With"] ) {
+ headers["X-Requested-With"] = "XMLHttpRequest";
+ }
+
+ // Set headers
+ for ( i in headers ) {
+ // Support: IE<9
+ // IE's ActiveXObject throws a 'Type Mismatch' exception when setting
+ // request header to a null-value.
+ //
+ // To keep consistent with other XHR implementations, cast the value
+ // to string and ignore `undefined`.
+ if ( headers[ i ] !== undefined ) {
+ xhr.setRequestHeader( i, headers[ i ] + "" );
+ }
+ }
+
+ // Do send the request
+ // This may raise an exception which is actually
+ // handled in jQuery.ajax (so no try/catch here)
+ xhr.send( ( options.hasContent && options.data ) || null );
+
+ // Listener
+ callback = function( _, isAbort ) {
+ var status, statusText, responses;
+
+ // Was never called and is aborted or complete
+ if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
+ // Clean up
+ delete xhrCallbacks[ id ];
+ callback = undefined;
+ xhr.onreadystatechange = jQuery.noop;
+
+ // Abort manually if needed
+ if ( isAbort ) {
+ if ( xhr.readyState !== 4 ) {
+ xhr.abort();
+ }
+ } else {
+ responses = {};
+ status = xhr.status;
+
+ // Support: IE<10
+ // Accessing binary-data responseText throws an exception
+ // (#11426)
+ if ( typeof xhr.responseText === "string" ) {
+ responses.text = xhr.responseText;
+ }
+
+ // Firefox throws an exception when accessing
+ // statusText for faulty cross-domain requests
+ try {
+ statusText = xhr.statusText;
+ } catch( e ) {
+ // We normalize with Webkit giving an empty statusText
+ statusText = "";
+ }
+
+ // Filter status for non standard behaviors
+
+ // If the request is local and we have data: assume a success
+ // (success with no data won't get notified, that's the best we
+ // can do given current implementations)
+ if ( !status && options.isLocal && !options.crossDomain ) {
+ status = responses.text ? 200 : 404;
+ // IE - #1450: sometimes returns 1223 when it should be 204
+ } else if ( status === 1223 ) {
+ status = 204;
+ }
+ }
+ }
+
+ // Call complete if needed
+ if ( responses ) {
+ complete( status, statusText, responses, xhr.getAllResponseHeaders() );
+ }
+ };
+
+ if ( !options.async ) {
+ // if we're in sync mode we fire the callback
+ callback();
+ } else if ( xhr.readyState === 4 ) {
+ // (IE6 & IE7) if it's in cache and has been
+ // retrieved directly we need to fire the callback
+ setTimeout( callback );
+ } else {
+ // Add to the list of active xhr callbacks
+ xhr.onreadystatechange = xhrCallbacks[ id ] = callback;
+ }
+ },
+
+ abort: function() {
+ if ( callback ) {
+ callback( undefined, true );
+ }
+ }
+ };
+ }
+ });
+}
+
+// Functions to create xhrs
+function createStandardXHR() {
+ try {
+ return new window.XMLHttpRequest();
+ } catch( e ) {}
+}
+
+function createActiveXHR() {
+ try {
+ return new window.ActiveXObject( "Microsoft.XMLHTTP" );
+ } catch( e ) {}
+}
+
+});