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* The copyright in this software is being made available under the BSD License,
* included below. This software may be subject to other third party and contributor
* rights, including patent rights, and no such rights are granted under this license.
*
* Copyright (c) 2013, Dash Industry Forum.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * Neither the name of Dash Industry Forum nor the names of its
* contributors may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
import FactoryMaker from '../../core/FactoryMaker.js';
import DefaultURLUtils from './DefaultURLUtils.js';
/**
* @module URLUtils
* @ignore
* @description Provides utility functions for operating on URLs.
* Initially this is simply a method to determine the Base URL of a URL, but
* should probably include other things provided all over the place such as
* determining whether a URL is relative/absolute, resolving two paths etc.
*/
function URLUtils() {
let instance;
let defaultURLUtils;
let regexUtils = [];
const context = this.context;
function getUtils(url) {
let i;
for (i = 0; i < regexUtils.length; i++) {
let regex = regexUtils[i].regex;
if (regex.test(url)) {
return regexUtils[i].utils;
}
}
return defaultURLUtils;
}
function setup() {
defaultURLUtils = DefaultURLUtils(context).getInstance();
}
/**
* Register a module to handle specific url.
* @param {regex} regex - url regex
* @param {object} utils - object that handles the regex
* @memberof module:URLUtils
* @instance
*/
function registerUrlRegex(regex, utils) {
regexUtils.push({regex: regex, utils: utils});
}
function internalCall(functionName, url, baseUrl) {
let utils = getUtils(baseUrl || url);
return utils && typeof (utils[functionName]) === 'function' ? utils[functionName](url, baseUrl) : defaultURLUtils[functionName](url, baseUrl);
}
/**
* Returns a string that contains the Base URL of a URL, if determinable.
* @param {string} url - full url
* @return {string}
* @memberof module:URLUtils
* @instance
*/
function parseBaseUrl(url) {
return internalCall('parseBaseUrl', url);
}
/**
* Returns a string that contains the scheme and origin of a URL,
* if determinable.
* @param {string} url - full url
* @return {string}
* @memberof module:URLUtils
* @instance
*/
function parseOrigin(url) {
return internalCall('parseOrigin', url);
}
/**
* Returns a string that contains the fragment of a URL without scheme,
* if determinable.
* @param {string} url - full url
* @return {string}
* @memberof module:URLUtils
* @instance
*/
function removeHostname(url) {
return internalCall('removeHostname', url);
}
/**
* Returns a string that contains the scheme of a URL, if determinable.
* @param {string} url - full url
* @return {string}
* @memberof module:URLUtils
* @instance
*/
function parseScheme(url) {
return internalCall('parseScheme', url);
}
/**
* Determines whether the url is relative.
* @return {boolean}
* @param {string} url
* @memberof module:URLUtils
* @instance
*/
function isRelative(url) {
return internalCall('isRelative', url);
}
/**
* Determines whether the url is path-absolute.
* @return {bool}
* @param {string} url
* @memberof module:URLUtils
* @instance
*/
function isPathAbsolute(url) {
return internalCall('isPathAbsolute', url);
}
/**
* Determines whether the url is scheme-relative.
* @return {bool}
* @param {string} url
* @memberof module:URLUtils
* @instance
*/
function isSchemeRelative(url) {
return internalCall('isSchemeRelative', url);
}
/**
* Determines whether the url is an HTTP-URL as defined in ISO/IEC
* 23009-1:2014 3.1.15. ie URL with a fixed scheme of http or https
* @return {bool}
* @param {string} url
* @memberof module:URLUtils
* @instance
*/
function isHTTPURL(url) {
return internalCall('isHTTPURL', url);
}
/**
* Determines whether the supplied url has https scheme
* @return {bool}
* @param {string} url
* @memberof module:URLUtils
* @instance
*/
function isHTTPS(url) {
return internalCall('isHTTPS', url);
}
/**
* Resolves a url given an optional base url
* @return {string}
* @param {string} url
* @param {string} [baseUrl]
* @memberof module:URLUtils
* @instance
*/
function resolve(url, baseUrl) {
return internalCall('resolve', url, baseUrl);
}
setup();
instance = {
registerUrlRegex: registerUrlRegex,
parseBaseUrl: parseBaseUrl,
parseOrigin: parseOrigin,
parseScheme: parseScheme,
isRelative: isRelative,
isPathAbsolute: isPathAbsolute,
isSchemeRelative: isSchemeRelative,
isHTTPURL: isHTTPURL,
isHTTPS: isHTTPS,
removeHostname: removeHostname,
resolve: resolve
};
return instance;
}
URLUtils.__dashjs_factory_name = 'URLUtils';
const factory = FactoryMaker.getSingletonFactory(URLUtils);
export default factory;
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