/**
* 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;
}
);
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