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Diffstat (limited to 'bower_components/jquery/src/ajax.js')
| -rw-r--r-- | bower_components/jquery/src/ajax.js | 806 | 
1 files changed, 806 insertions, 0 deletions
| diff --git a/bower_components/jquery/src/ajax.js b/bower_components/jquery/src/ajax.js new file mode 100644 index 0000000..d39de2a --- /dev/null +++ b/bower_components/jquery/src/ajax.js @@ -0,0 +1,806 @@ +define([ +	"./core", +	"./var/rnotwhite", +	"./ajax/var/nonce", +	"./ajax/var/rquery", +	"./core/init", +	"./ajax/parseJSON", +	"./ajax/parseXML", +	"./deferred" +], function( jQuery, rnotwhite, nonce, rquery ) { + +var +	// Document location +	ajaxLocParts, +	ajaxLocation, + +	rhash = /#.*$/, +	rts = /([?&])_=[^&]*/, +	rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, +	// #7653, #8125, #8152: local protocol detection +	rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, +	rnoContent = /^(?:GET|HEAD)$/, +	rprotocol = /^\/\//, +	rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/, + +	/* Prefilters +	 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) +	 * 2) These are called: +	 *    - BEFORE asking for a transport +	 *    - AFTER param serialization (s.data is a string if s.processData is true) +	 * 3) key is the dataType +	 * 4) the catchall symbol "*" can be used +	 * 5) execution will start with transport dataType and THEN continue down to "*" if needed +	 */ +	prefilters = {}, + +	/* Transports bindings +	 * 1) key is the dataType +	 * 2) the catchall symbol "*" can be used +	 * 3) selection will start with transport dataType and THEN go to "*" if needed +	 */ +	transports = {}, + +	// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression +	allTypes = "*/".concat("*"); + +// #8138, IE may throw an exception when accessing +// a field from window.location if document.domain has been set +try { +	ajaxLocation = location.href; +} catch( e ) { +	// Use the href attribute of an A element +	// since IE will modify it given document.location +	ajaxLocation = document.createElement( "a" ); +	ajaxLocation.href = ""; +	ajaxLocation = ajaxLocation.href; +} + +// Segment location into parts +ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; + +// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport +function addToPrefiltersOrTransports( structure ) { + +	// dataTypeExpression is optional and defaults to "*" +	return function( dataTypeExpression, func ) { + +		if ( typeof dataTypeExpression !== "string" ) { +			func = dataTypeExpression; +			dataTypeExpression = "*"; +		} + +		var dataType, +			i = 0, +			dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || []; + +		if ( jQuery.isFunction( func ) ) { +			// For each dataType in the dataTypeExpression +			while ( (dataType = dataTypes[i++]) ) { +				// Prepend if requested +				if ( dataType[0] === "+" ) { +					dataType = dataType.slice( 1 ) || "*"; +					(structure[ dataType ] = structure[ dataType ] || []).unshift( func ); + +				// Otherwise append +				} else { +					(structure[ dataType ] = structure[ dataType ] || []).push( func ); +				} +			} +		} +	}; +} + +// Base inspection function for prefilters and transports +function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { + +	var inspected = {}, +		seekingTransport = ( structure === transports ); + +	function inspect( dataType ) { +		var selected; +		inspected[ dataType ] = true; +		jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { +			var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); +			if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { +				options.dataTypes.unshift( dataTypeOrTransport ); +				inspect( dataTypeOrTransport ); +				return false; +			} else if ( seekingTransport ) { +				return !( selected = dataTypeOrTransport ); +			} +		}); +		return selected; +	} + +	return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); +} + +// A special extend for ajax options +// that takes "flat" options (not to be deep extended) +// Fixes #9887 +function ajaxExtend( target, src ) { +	var key, deep, +		flatOptions = jQuery.ajaxSettings.flatOptions || {}; + +	for ( key in src ) { +		if ( src[ key ] !== undefined ) { +			( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ]; +		} +	} +	if ( deep ) { +		jQuery.extend( true, target, deep ); +	} + +	return target; +} + +/* Handles responses to an ajax request: + * - finds the right dataType (mediates between content-type and expected dataType) + * - returns the corresponding response + */ +function ajaxHandleResponses( s, jqXHR, responses ) { + +	var ct, type, finalDataType, firstDataType, +		contents = s.contents, +		dataTypes = s.dataTypes; + +	// Remove auto dataType and get content-type in the process +	while ( dataTypes[ 0 ] === "*" ) { +		dataTypes.shift(); +		if ( ct === undefined ) { +			ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); +		} +	} + +	// Check if we're dealing with a known content-type +	if ( ct ) { +		for ( type in contents ) { +			if ( contents[ type ] && contents[ type ].test( ct ) ) { +				dataTypes.unshift( type ); +				break; +			} +		} +	} + +	// Check to see if we have a response for the expected dataType +	if ( dataTypes[ 0 ] in responses ) { +		finalDataType = dataTypes[ 0 ]; +	} else { +		// Try convertible dataTypes +		for ( type in responses ) { +			if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { +				finalDataType = type; +				break; +			} +			if ( !firstDataType ) { +				firstDataType = type; +			} +		} +		// Or just use first one +		finalDataType = finalDataType || firstDataType; +	} + +	// If we found a dataType +	// We add the dataType to the list if needed +	// and return the corresponding response +	if ( finalDataType ) { +		if ( finalDataType !== dataTypes[ 0 ] ) { +			dataTypes.unshift( finalDataType ); +		} +		return responses[ finalDataType ]; +	} +} + +/* Chain conversions given the request and the original response + * Also sets the responseXXX fields on the jqXHR instance + */ +function ajaxConvert( s, response, jqXHR, isSuccess ) { +	var conv2, current, conv, tmp, prev, +		converters = {}, +		// Work with a copy of dataTypes in case we need to modify it for conversion +		dataTypes = s.dataTypes.slice(); + +	// Create converters map with lowercased keys +	if ( dataTypes[ 1 ] ) { +		for ( conv in s.converters ) { +			converters[ conv.toLowerCase() ] = s.converters[ conv ]; +		} +	} + +	current = dataTypes.shift(); + +	// Convert to each sequential dataType +	while ( current ) { + +		if ( s.responseFields[ current ] ) { +			jqXHR[ s.responseFields[ current ] ] = response; +		} + +		// Apply the dataFilter if provided +		if ( !prev && isSuccess && s.dataFilter ) { +			response = s.dataFilter( response, s.dataType ); +		} + +		prev = current; +		current = dataTypes.shift(); + +		if ( current ) { + +		// There's only work to do if current dataType is non-auto +			if ( current === "*" ) { + +				current = prev; + +			// Convert response if prev dataType is non-auto and differs from current +			} else if ( prev !== "*" && prev !== current ) { + +				// Seek a direct converter +				conv = converters[ prev + " " + current ] || converters[ "* " + current ]; + +				// If none found, seek a pair +				if ( !conv ) { +					for ( conv2 in converters ) { + +						// If conv2 outputs current +						tmp = conv2.split( " " ); +						if ( tmp[ 1 ] === current ) { + +							// If prev can be converted to accepted input +							conv = converters[ prev + " " + tmp[ 0 ] ] || +								converters[ "* " + tmp[ 0 ] ]; +							if ( conv ) { +								// Condense equivalence converters +								if ( conv === true ) { +									conv = converters[ conv2 ]; + +								// Otherwise, insert the intermediate dataType +								} else if ( converters[ conv2 ] !== true ) { +									current = tmp[ 0 ]; +									dataTypes.unshift( tmp[ 1 ] ); +								} +								break; +							} +						} +					} +				} + +				// Apply converter (if not an equivalence) +				if ( conv !== true ) { + +					// Unless errors are allowed to bubble, catch and return them +					if ( conv && s[ "throws" ] ) { +						response = conv( response ); +					} else { +						try { +							response = conv( response ); +						} catch ( e ) { +							return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; +						} +					} +				} +			} +		} +	} + +	return { state: "success", data: response }; +} + +jQuery.extend({ + +	// Counter for holding the number of active queries +	active: 0, + +	// Last-Modified header cache for next request +	lastModified: {}, +	etag: {}, + +	ajaxSettings: { +		url: ajaxLocation, +		type: "GET", +		isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), +		global: true, +		processData: true, +		async: true, +		contentType: "application/x-www-form-urlencoded; charset=UTF-8", +		/* +		timeout: 0, +		data: null, +		dataType: null, +		username: null, +		password: null, +		cache: null, +		throws: false, +		traditional: false, +		headers: {}, +		*/ + +		accepts: { +			"*": allTypes, +			text: "text/plain", +			html: "text/html", +			xml: "application/xml, text/xml", +			json: "application/json, text/javascript" +		}, + +		contents: { +			xml: /xml/, +			html: /html/, +			json: /json/ +		}, + +		responseFields: { +			xml: "responseXML", +			text: "responseText", +			json: "responseJSON" +		}, + +		// Data converters +		// Keys separate source (or catchall "*") and destination types with a single space +		converters: { + +			// Convert anything to text +			"* text": String, + +			// Text to html (true = no transformation) +			"text html": true, + +			// Evaluate text as a json expression +			"text json": jQuery.parseJSON, + +			// Parse text as xml +			"text xml": jQuery.parseXML +		}, + +		// For options that shouldn't be deep extended: +		// you can add your own custom options here if +		// and when you create one that shouldn't be +		// deep extended (see ajaxExtend) +		flatOptions: { +			url: true, +			context: true +		} +	}, + +	// Creates a full fledged settings object into target +	// with both ajaxSettings and settings fields. +	// If target is omitted, writes into ajaxSettings. +	ajaxSetup: function( target, settings ) { +		return settings ? + +			// Building a settings object +			ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : + +			// Extending ajaxSettings +			ajaxExtend( jQuery.ajaxSettings, target ); +	}, + +	ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), +	ajaxTransport: addToPrefiltersOrTransports( transports ), + +	// Main method +	ajax: function( url, options ) { + +		// If url is an object, simulate pre-1.5 signature +		if ( typeof url === "object" ) { +			options = url; +			url = undefined; +		} + +		// Force options to be an object +		options = options || {}; + +		var transport, +			// URL without anti-cache param +			cacheURL, +			// Response headers +			responseHeadersString, +			responseHeaders, +			// timeout handle +			timeoutTimer, +			// Cross-domain detection vars +			parts, +			// To know if global events are to be dispatched +			fireGlobals, +			// Loop variable +			i, +			// Create the final options object +			s = jQuery.ajaxSetup( {}, options ), +			// Callbacks context +			callbackContext = s.context || s, +			// Context for global events is callbackContext if it is a DOM node or jQuery collection +			globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? +				jQuery( callbackContext ) : +				jQuery.event, +			// Deferreds +			deferred = jQuery.Deferred(), +			completeDeferred = jQuery.Callbacks("once memory"), +			// Status-dependent callbacks +			statusCode = s.statusCode || {}, +			// Headers (they are sent all at once) +			requestHeaders = {}, +			requestHeadersNames = {}, +			// The jqXHR state +			state = 0, +			// Default abort message +			strAbort = "canceled", +			// Fake xhr +			jqXHR = { +				readyState: 0, + +				// Builds headers hashtable if needed +				getResponseHeader: function( key ) { +					var match; +					if ( state === 2 ) { +						if ( !responseHeaders ) { +							responseHeaders = {}; +							while ( (match = rheaders.exec( responseHeadersString )) ) { +								responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; +							} +						} +						match = responseHeaders[ key.toLowerCase() ]; +					} +					return match == null ? null : match; +				}, + +				// Raw string +				getAllResponseHeaders: function() { +					return state === 2 ? responseHeadersString : null; +				}, + +				// Caches the header +				setRequestHeader: function( name, value ) { +					var lname = name.toLowerCase(); +					if ( !state ) { +						name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; +						requestHeaders[ name ] = value; +					} +					return this; +				}, + +				// Overrides response content-type header +				overrideMimeType: function( type ) { +					if ( !state ) { +						s.mimeType = type; +					} +					return this; +				}, + +				// Status-dependent callbacks +				statusCode: function( map ) { +					var code; +					if ( map ) { +						if ( state < 2 ) { +							for ( code in map ) { +								// Lazy-add the new callback in a way that preserves old ones +								statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; +							} +						} else { +							// Execute the appropriate callbacks +							jqXHR.always( map[ jqXHR.status ] ); +						} +					} +					return this; +				}, + +				// Cancel the request +				abort: function( statusText ) { +					var finalText = statusText || strAbort; +					if ( transport ) { +						transport.abort( finalText ); +					} +					done( 0, finalText ); +					return this; +				} +			}; + +		// Attach deferreds +		deferred.promise( jqXHR ).complete = completeDeferred.add; +		jqXHR.success = jqXHR.done; +		jqXHR.error = jqXHR.fail; + +		// Remove hash character (#7531: and string promotion) +		// Add protocol if not provided (prefilters might expect it) +		// Handle falsy url in the settings object (#10093: consistency with old signature) +		// We also use the url parameter if available +		s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ) +			.replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); + +		// Alias method option to type as per ticket #12004 +		s.type = options.method || options.type || s.method || s.type; + +		// Extract dataTypes list +		s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ]; + +		// A cross-domain request is in order when we have a protocol:host:port mismatch +		if ( s.crossDomain == null ) { +			parts = rurl.exec( s.url.toLowerCase() ); +			s.crossDomain = !!( parts && +				( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || +					( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !== +						( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) ) +			); +		} + +		// Convert data if not already a string +		if ( s.data && s.processData && typeof s.data !== "string" ) { +			s.data = jQuery.param( s.data, s.traditional ); +		} + +		// Apply prefilters +		inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); + +		// If request was aborted inside a prefilter, stop there +		if ( state === 2 ) { +			return jqXHR; +		} + +		// We can fire global events as of now if asked to +		fireGlobals = s.global; + +		// Watch for a new set of requests +		if ( fireGlobals && jQuery.active++ === 0 ) { +			jQuery.event.trigger("ajaxStart"); +		} + +		// Uppercase the type +		s.type = s.type.toUpperCase(); + +		// Determine if request has content +		s.hasContent = !rnoContent.test( s.type ); + +		// Save the URL in case we're toying with the If-Modified-Since +		// and/or If-None-Match header later on +		cacheURL = s.url; + +		// More options handling for requests with no content +		if ( !s.hasContent ) { + +			// If data is available, append data to url +			if ( s.data ) { +				cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data ); +				// #9682: remove data so that it's not used in an eventual retry +				delete s.data; +			} + +			// Add anti-cache in url if needed +			if ( s.cache === false ) { +				s.url = rts.test( cacheURL ) ? + +					// If there is already a '_' parameter, set its value +					cacheURL.replace( rts, "$1_=" + nonce++ ) : + +					// Otherwise add one to the end +					cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++; +			} +		} + +		// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. +		if ( s.ifModified ) { +			if ( jQuery.lastModified[ cacheURL ] ) { +				jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); +			} +			if ( jQuery.etag[ cacheURL ] ) { +				jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); +			} +		} + +		// Set the correct header, if data is being sent +		if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { +			jqXHR.setRequestHeader( "Content-Type", s.contentType ); +		} + +		// Set the Accepts header for the server, depending on the dataType +		jqXHR.setRequestHeader( +			"Accept", +			s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? +				s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : +				s.accepts[ "*" ] +		); + +		// Check for headers option +		for ( i in s.headers ) { +			jqXHR.setRequestHeader( i, s.headers[ i ] ); +		} + +		// Allow custom headers/mimetypes and early abort +		if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { +			// Abort if not done already and return +			return jqXHR.abort(); +		} + +		// aborting is no longer a cancellation +		strAbort = "abort"; + +		// Install callbacks on deferreds +		for ( i in { success: 1, error: 1, complete: 1 } ) { +			jqXHR[ i ]( s[ i ] ); +		} + +		// Get transport +		transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); + +		// If no transport, we auto-abort +		if ( !transport ) { +			done( -1, "No Transport" ); +		} else { +			jqXHR.readyState = 1; + +			// Send global event +			if ( fireGlobals ) { +				globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); +			} +			// Timeout +			if ( s.async && s.timeout > 0 ) { +				timeoutTimer = setTimeout(function() { +					jqXHR.abort("timeout"); +				}, s.timeout ); +			} + +			try { +				state = 1; +				transport.send( requestHeaders, done ); +			} catch ( e ) { +				// Propagate exception as error if not done +				if ( state < 2 ) { +					done( -1, e ); +				// Simply rethrow otherwise +				} else { +					throw e; +				} +			} +		} + +		// Callback for when everything is done +		function done( status, nativeStatusText, responses, headers ) { +			var isSuccess, success, error, response, modified, +				statusText = nativeStatusText; + +			// Called once +			if ( state === 2 ) { +				return; +			} + +			// State is "done" now +			state = 2; + +			// Clear timeout if it exists +			if ( timeoutTimer ) { +				clearTimeout( timeoutTimer ); +			} + +			// Dereference transport for early garbage collection +			// (no matter how long the jqXHR object will be used) +			transport = undefined; + +			// Cache response headers +			responseHeadersString = headers || ""; + +			// Set readyState +			jqXHR.readyState = status > 0 ? 4 : 0; + +			// Determine if successful +			isSuccess = status >= 200 && status < 300 || status === 304; + +			// Get response data +			if ( responses ) { +				response = ajaxHandleResponses( s, jqXHR, responses ); +			} + +			// Convert no matter what (that way responseXXX fields are always set) +			response = ajaxConvert( s, response, jqXHR, isSuccess ); + +			// If successful, handle type chaining +			if ( isSuccess ) { + +				// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. +				if ( s.ifModified ) { +					modified = jqXHR.getResponseHeader("Last-Modified"); +					if ( modified ) { +						jQuery.lastModified[ cacheURL ] = modified; +					} +					modified = jqXHR.getResponseHeader("etag"); +					if ( modified ) { +						jQuery.etag[ cacheURL ] = modified; +					} +				} + +				// if no content +				if ( status === 204 || s.type === "HEAD" ) { +					statusText = "nocontent"; + +				// if not modified +				} else if ( status === 304 ) { +					statusText = "notmodified"; + +				// If we have data, let's convert it +				} else { +					statusText = response.state; +					success = response.data; +					error = response.error; +					isSuccess = !error; +				} +			} else { +				// We extract error from statusText +				// then normalize statusText and status for non-aborts +				error = statusText; +				if ( status || !statusText ) { +					statusText = "error"; +					if ( status < 0 ) { +						status = 0; +					} +				} +			} + +			// Set data for the fake xhr object +			jqXHR.status = status; +			jqXHR.statusText = ( nativeStatusText || statusText ) + ""; + +			// Success/Error +			if ( isSuccess ) { +				deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); +			} else { +				deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); +			} + +			// Status-dependent callbacks +			jqXHR.statusCode( statusCode ); +			statusCode = undefined; + +			if ( fireGlobals ) { +				globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", +					[ jqXHR, s, isSuccess ? success : error ] ); +			} + +			// Complete +			completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); + +			if ( fireGlobals ) { +				globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); +				// Handle the global AJAX counter +				if ( !( --jQuery.active ) ) { +					jQuery.event.trigger("ajaxStop"); +				} +			} +		} + +		return jqXHR; +	}, + +	getJSON: function( url, data, callback ) { +		return jQuery.get( url, data, callback, "json" ); +	}, + +	getScript: function( url, callback ) { +		return jQuery.get( url, undefined, callback, "script" ); +	} +}); + +jQuery.each( [ "get", "post" ], function( i, method ) { +	jQuery[ method ] = function( url, data, callback, type ) { +		// shift arguments if data argument was omitted +		if ( jQuery.isFunction( data ) ) { +			type = type || callback; +			callback = data; +			data = undefined; +		} + +		return jQuery.ajax({ +			url: url, +			type: method, +			dataType: type, +			data: data, +			success: callback +		}); +	}; +}); + +// Attach a bunch of functions for handling common AJAX events +jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) { +	jQuery.fn[ type ] = function( fn ) { +		return this.on( type, fn ); +	}; +}); + +return jQuery; +}); | 
