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node_modules/postcss-helpers/lib/urls.js

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