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File: public/js/tinymce/src/core/src/main/js/util/URI.js

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/** * URI.js * * Released under LGPL License. * Copyright (c) 1999-2017 Ephox Corp. All rights reserved * * License: http://www.tinymce.com/license * Contributing: http://www.tinymce.com/contributing */ /** * This class handles parsing, modification and serialization of URI/URL strings. * @class tinymce.util.URI */ define( 'tinymce.core.util.URI', [ 'global!document', 'tinymce.core.util.Tools' ], function (document, Tools) { var each = Tools.each, trim = Tools.trim; var queryParts = "source protocol authority userInfo user password host port relative path directory file query anchor".split(' '); var DEFAULT_PORTS = { 'ftp': 21, 'http': 80, 'https': 443, 'mailto': 25 }; /** * Constructs a new URI instance. * * @constructor * @method URI * @param {String} url URI string to parse. * @param {Object} settings Optional settings object. */ var URI = function (url, settings) { var self = this, baseUri, baseUrl; url = trim(url); settings = self.settings = settings || {}; baseUri = settings.base_uri; // Strange app protocol that isn't http/https or local anchor // For example: mailto,skype,tel etc. if (/^([\w\-]+):([^\/]{2})/i.test(url) || /^\s*#/.test(url)) { self.source = url; return; } var isProtocolRelative = url.indexOf('//') === 0; // Absolute path with no host, fake host and protocol if (url.indexOf('/') === 0 && !isProtocolRelative) { url = (baseUri ? baseUri.protocol || 'http' : 'http') + '://mce_host' + url; } // Relative path http:// or protocol relative //path if (!/^[\w\-]*:?\/\//.test(url)) { baseUrl = settings.base_uri ? settings.base_uri.path : new URI(document.location.href).directory; if (settings.base_uri.protocol === "") { url = '//mce_host' + self.toAbsPath(baseUrl, url); } else { url = /([^#?]*)([#?]?.*)/.exec(url); url = ((baseUri && baseUri.protocol) || 'http') + '://mce_host' + self.toAbsPath(baseUrl, url[1]) + url[2]; } } // Parse URL (Credits goes to Steave, http://blog.stevenlevithan.com/archives/parseuri) url = url.replace(/@@/g, '(mce_at)'); // Zope 3 workaround, they use @@something /*jshint maxlen: 255 */ /*eslint max-len: 0 */ url = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@\/]*):?([^:@\/]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/.exec(url); each(queryParts, function (v, i) { var part = url[i]; // Zope 3 workaround, they use @@something if (part) { part = part.replace(/\(mce_at\)/g, '@@'); } self[v] = part; }); if (baseUri) { if (!self.protocol) { self.protocol = baseUri.protocol; } if (!self.userInfo) { self.userInfo = baseUri.userInfo; } if (!self.port && self.host === 'mce_host') { self.port = baseUri.port; } if (!self.host || self.host === 'mce_host') { self.host = baseUri.host; } self.source = ''; } if (isProtocolRelative) { self.protocol = ''; } //t.path = t.path || '/'; }; URI.prototype = { /** * Sets the internal path part of the URI. * * @method setPath * @param {string} path Path string to set. */ setPath: function (path) { var self = this; path = /^(.*?)\/?(\w+)?$/.exec(path); // Update path parts self.path = path[0]; self.directory = path[1]; self.file = path[2]; // Rebuild source self.source = ''; self.getURI(); }, /** * Converts the specified URI into a relative URI based on the current URI instance location. * * @method toRelative * @param {String} uri URI to convert into a relative path/URI. * @return {String} Relative URI from the point specified in the current URI instance. * @example * // Converts an absolute URL to an relative URL url will be somedir/somefile.htm * var url = new tinymce.util.URI('http://www.site.com/dir/').toRelative('http://www.site.com/dir/somedir/somefile.htm'); */ toRelative: function (uri) { var self = this, output; if (uri === "./") { return uri; } uri = new URI(uri, { base_uri: self }); // Not on same domain/port or protocol if ((uri.host != 'mce_host' && self.host != uri.host && uri.host) || self.port != uri.port || (self.protocol != uri.protocol && uri.protocol !== "")) { return uri.getURI(); } var tu = self.getURI(), uu = uri.getURI(); // Allow usage of the base_uri when relative_urls = true if (tu == uu || (tu.charAt(tu.length - 1) == "/" && tu.substr(0, tu.length - 1) == uu)) { return tu; } output = self.toRelPath(self.path, uri.path); // Add query if (uri.query) { output += '?' + uri.query; } // Add anchor if (uri.anchor) { output += '#' + uri.anchor; } return output; }, /** * Converts the specified URI into a absolute URI based on the current URI instance location. * * @method toAbsolute * @param {String} uri URI to convert into a relative path/URI. * @param {Boolean} noHost No host and protocol prefix. * @return {String} Absolute URI from the point specified in the current URI instance. * @example * // Converts an relative URL to an absolute URL url will be http://www.site.com/dir/somedir/somefile.htm * var url = new tinymce.util.URI('http://www.site.com/dir/').toAbsolute('somedir/somefile.htm'); */ toAbsolute: function (uri, noHost) { uri = new URI(uri, { base_uri: this }); return uri.getURI(noHost && this.isSameOrigin(uri)); }, /** * Determine whether the given URI has the same origin as this URI. Based on RFC-6454. * Supports default ports for protocols listed in DEFAULT_PORTS. Unsupported protocols will fail safe: they * won't match, if the port specifications differ. * * @method isSameOrigin * @param {tinymce.util.URI} uri Uri instance to compare. * @returns {Boolean} True if the origins are the same. */ isSameOrigin: function (uri) { if (this.host == uri.host && this.protocol == uri.protocol) { if (this.port == uri.port) { return true; } var defaultPort = DEFAULT_PORTS[this.protocol]; if (defaultPort && ((this.port || defaultPort) == (uri.port || defaultPort))) { return true; } } return false; }, /** * Converts a absolute path into a relative path. * * @method toRelPath * @param {String} base Base point to convert the path from. * @param {String} path Absolute path to convert into a relative path. */ toRelPath: function (base, path) { var items, breakPoint = 0, out = '', i, l; // Split the paths base = base.substring(0, base.lastIndexOf('/')); base = base.split('/'); items = path.split('/'); if (base.length >= items.length) { for (i = 0, l = base.length; i < l; i++) { if (i >= items.length || base[i] != items[i]) { breakPoint = i + 1; break; } } } if (base.length < items.length) { for (i = 0, l = items.length; i < l; i++) { if (i >= base.length || base[i] != items[i]) { breakPoint = i + 1; break; } } } if (breakPoint === 1) { return path; } for (i = 0, l = base.length - (breakPoint - 1); i < l; i++) { out += "../"; } for (i = breakPoint - 1, l = items.length; i < l; i++) { if (i != breakPoint - 1) { out += "/" + items[i]; } else { out += items[i]; } } return out; }, /** * Converts a relative path into a absolute path. * * @method toAbsPath * @param {String} base Base point to convert the path from. * @param {String} path Relative path to convert into an absolute path. */ toAbsPath: function (base, path) { var i, nb = 0, o = [], tr, outPath; // Split paths tr = /\/$/.test(path) ? '/' : ''; base = base.split('/'); path = path.split('/'); // Remove empty chunks each(base, function (k) { if (k) { o.push(k); } }); base = o; // Merge relURLParts chunks for (i = path.length - 1, o = []; i >= 0; i--) { // Ignore empty or . if (path[i].length === 0 || path[i] === ".") { continue; } // Is parent if (path[i] === '..') { nb++; continue; } // Move up if (nb > 0) { nb--; continue; } o.push(path[i]); } i = base.length - nb; // If /a/b/c or / if (i <= 0) { outPath = o.reverse().join('/'); } else { outPath = base.slice(0, i).join('/') + '/' + o.reverse().join('/'); } // Add front / if it's needed if (outPath.indexOf('/') !== 0) { outPath = '/' + outPath; } // Add traling / if it's needed if (tr && outPath.lastIndexOf('/') !== outPath.length - 1) { outPath += tr; } return outPath; }, /** * Returns the full URI of the internal structure. * * @method getURI * @param {Boolean} noProtoHost Optional no host and protocol part. Defaults to false. */ getURI: function (noProtoHost) { var s, self = this; // Rebuild source if (!self.source || noProtoHost) { s = ''; if (!noProtoHost) { if (self.protocol) { s += self.protocol + '://'; } else { s += '//'; } if (self.userInfo) { s += self.userInfo + '@'; } if (self.host) { s += self.host; } if (self.port) { s += ':' + self.port; } } if (self.path) { s += self.path; } if (self.query) { s += '?' + self.query; } if (self.anchor) { s += '#' + self.anchor; } self.source = s; } return self.source; } }; URI.parseDataUri = function (uri) { var type, matches; uri = decodeURIComponent(uri).split(','); matches = /data:([^;]+)/.exec(uri[0]); if (matches) { type = matches[1]; } return { type: type, data: uri[1] }; }; URI.getDocumentBaseUrl = function (loc) { var baseUrl; // Pass applewebdata:// and other non web protocols though if (loc.protocol.indexOf('http') !== 0 && loc.protocol !== 'file:') { baseUrl = loc.href; } else { baseUrl = loc.protocol + '//' + loc.host + loc.pathname; } if (/^[^:]+:\/\/\/?[^\/]+\//.test(baseUrl)) { baseUrl = baseUrl.replace(/[\?#].*$/, '').replace(/[\/\\][^\/]+$/, ''); if (!/[\/\\]$/.test(baseUrl)) { baseUrl += '/'; } } return baseUrl; }; return URI; } );