109 lines
3.4 KiB
JavaScript
109 lines
3.4 KiB
JavaScript
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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dojo.provide("dojo.uri.Uri");
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dojo.uri = new function() {
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this.joinPath = function() {
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// DEPRECATED: use the dojo.uri.Uri object instead
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var arr = [];
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for(var i = 0; i < arguments.length; i++) { arr.push(arguments[i]); }
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return arr.join("/").replace(/\/{2,}/g, "/").replace(/((https*|ftps*):)/i, "$1/");
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}
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this.dojoUri = function (uri) {
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// returns a Uri object resolved relative to the dojo root
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return new dojo.uri.Uri(dojo.hostenv.getBaseScriptUri(), uri);
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}
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this.Uri = function (/*uri1, uri2, [...]*/) {
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// An object representing a Uri.
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// Each argument is evaluated in order relative to the next until
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// a conanical uri is producued. To get an absolute Uri relative
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// to the current document use
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// new dojo.uri.Uri(document.baseURI, uri)
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// TODO: support for IPv6, see RFC 2732
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// resolve uri components relative to each other
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var uri = arguments[0];
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for (var i = 1; i < arguments.length; i++) {
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if(!arguments[i]) { continue; }
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// Safari doesn't support this.constructor so we have to be explicit
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var relobj = new dojo.uri.Uri(arguments[i].toString());
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var uriobj = new dojo.uri.Uri(uri.toString());
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if (relobj.path == "" && relobj.scheme == null &&
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relobj.authority == null && relobj.query == null) {
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if (relobj.fragment != null) { uriobj.fragment = relobj.fragment; }
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relobj = uriobj;
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} else if (relobj.scheme == null) {
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relobj.scheme = uriobj.scheme;
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if (relobj.authority == null) {
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relobj.authority = uriobj.authority;
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if (relobj.path.charAt(0) != "/") {
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var path = uriobj.path.substring(0,
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uriobj.path.lastIndexOf("/") + 1) + relobj.path;
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var segs = path.split("/");
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for (var j = 0; j < segs.length; j++) {
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if (segs[j] == ".") {
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if (j == segs.length - 1) { segs[j] = ""; }
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else { segs.splice(j, 1); j--; }
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} else if (j > 0 && !(j == 1 && segs[0] == "") &&
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segs[j] == ".." && segs[j-1] != "..") {
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if (j == segs.length - 1) { segs.splice(j, 1); segs[j - 1] = ""; }
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else { segs.splice(j - 1, 2); j -= 2; }
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}
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}
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relobj.path = segs.join("/");
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}
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}
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}
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uri = "";
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if (relobj.scheme != null) { uri += relobj.scheme + ":"; }
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if (relobj.authority != null) { uri += "//" + relobj.authority; }
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uri += relobj.path;
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if (relobj.query != null) { uri += "?" + relobj.query; }
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if (relobj.fragment != null) { uri += "#" + relobj.fragment; }
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}
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this.uri = uri.toString();
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// break the uri into its main components
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var regexp = "^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?$";
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var r = this.uri.match(new RegExp(regexp));
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this.scheme = r[2] || (r[1] ? "" : null);
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this.authority = r[4] || (r[3] ? "" : null);
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this.path = r[5]; // can never be undefined
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this.query = r[7] || (r[6] ? "" : null);
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this.fragment = r[9] || (r[8] ? "" : null);
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if (this.authority != null) {
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// server based naming authority
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regexp = "^((([^:]+:)?([^@]+))@)?([^:]*)(:([0-9]+))?$";
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r = this.authority.match(new RegExp(regexp));
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this.user = r[3] || null;
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this.password = r[4] || null;
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this.host = r[5];
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this.port = r[7] || null;
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}
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this.toString = function(){ return this.uri; }
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}
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};
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