Passed
Push — master ( 5cb715...24da2d )
by Paul
04:25
created

+/scripts/public/ajax.js   A

Complexity

Total Complexity 13
Complexity/F 1.3

Size

Lines of Code 60
Function Count 10

Duplication

Duplicated Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 0
c 1
b 0
f 0
nc 6
dl 0
loc 60
rs 10
wmc 13
mnd 1
bc 11
fnc 10
bpm 1.1
cpm 1.3
noi 1

1 Function

Rating   Name   Duplication   Size   Complexity  
A GLSR.Ajax 0 55 1
1
/** global: GLSR, XMLHttpRequest */
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;(function() {
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	'use strict';
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	GLSR.Ajax = function() {
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		/** @return void */
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		this.get = function( url, successCallback ) {
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			var xhr = new XMLHttpRequest();
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			xhr.open( 'GET', url );
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			xhr.onreadystatechange = function() {
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				if( xhr.readyState !== 4 )return;
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				successCallback( xhr.responseText );
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			};
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			xhr.setRequestHeader( 'X-Requested-With', 'XMLHttpRequest' );
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			xhr.send();
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		};
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		/** @return bool */
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		this.isFileAPISupported = function() {
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			var input = document.createElement( 'INPUT' );
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			input.type = 'file';
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			return 'files' in input;
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		};
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		/** @return bool */
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		this.isFormDataSupported = function() {
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			return !!window.FormData;
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		};
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		/** @return bool */
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		this.isUploadSupported = function() {
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			var xhr = new XMLHttpRequest();
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			return !!( xhr && ( 'upload' in xhr ) && ( 'onprogress' in xhr.upload ));
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		};
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		/** @return void */
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		this.post = function( data, successCallback, headers ) {
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			var xhr = new XMLHttpRequest();
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			this.setHeaders_( xhr, headers );
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			xhr.open( 'POST', GLSR.ajaxurl );
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			xhr.onreadystatechange = function() {
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				if( xhr.readyState !== 4 )return;
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				successCallback( JSON.parse( xhr.responseText ));
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			};
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			xhr.send({
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				action: GLSR.action,
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				request: data,
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			});
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		};
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		/** @return void */
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		this.setHeaders_ = function( xhr, headers ) {
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			headers = headers || {};
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			headers['X-Requested-With'] = 'XMLHttpRequest';
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			for( var key in headers ) {
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Complexity introduced by
A for in loop automatically includes the property of any prototype object, consider checking the key using hasOwnProperty.

When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically:

var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
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57
				xhr.setRequestHeader( key, headers[key] );
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			}
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		};
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	};
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})();
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