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74 lines
1.7 KiB
74 lines
1.7 KiB
3 years ago
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'use strict';
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var UrlHelper = require( './url' );
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var regexp = require( './regexp' );
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/**
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* UrlsHelper constructor
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* @constructor
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* @param {String} rule CSS rule with many url() blocks.
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*/
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var UrlsHelper = function( rule ) {
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var exports = {};
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if ( !rule.match( regexp.URLS ) ) {
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return false;
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}
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if ( ! ( this instanceof UrlsHelper ) ) {
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return new UrlsHelper( rule );
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}
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this._originalRule = rule;
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this._helpers = [];
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this.URIS = [];
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rule.match( regexp.URLS ).forEach( function( url ) {
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var urlHelper = new UrlHelper( url );
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this._helpers.push( urlHelper );
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this.URIS.push( urlHelper.URI );
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}, this );
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exports.URIS = this.URIS;
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exports.getOriginalURIS = this.getOriginalURIS.bind( this );
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exports.getModifiedRule = this.getModifiedRule.bind( this );
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exports.getOriginalRule = this.getOriginalRule.bind( this );
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return exports;
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};
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/**
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* Returns modified rule.
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* @returns {String} Modified rule.
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*/
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UrlsHelper.prototype.getModifiedRule = function() {
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var rule = this._originalRule;
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this._helpers.forEach( function ( uri ) {
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rule = rule.replace( uri.getOriginalRule(), uri.getModifiedRule() );
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} );
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return rule;
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};
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/**
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* Returns original rule.
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* @returns {String} Original rule.
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*/
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UrlsHelper.prototype.getOriginalRule = function() {
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return this._originalRule;
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};
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/**
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* Returns array of original URIs.
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* @returns {String} Original URIs array.
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*/
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UrlsHelper.prototype.getOriginalURIS = function () {
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return this._helpers.map( function( helper ) {
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return helper.getOriginalURI();
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} );
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};
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module.exports = UrlsHelper;
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