silverstripe-framework/thirdparty/tinymce/classes/util/URI.js
2009-11-21 02:26:09 +00:00

287 lines
6.6 KiB
JavaScript

/**
* $Id: URI.js 1054 2009-03-10 19:03:15Z spocke $
*
* @author Moxiecode
* @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
*/
(function() {
var each = tinymce.each;
/**#@+
* @class This class handles parsing, modification and serialization of URI/URL strings.
* @member tinymce.util.URI
*/
tinymce.create('tinymce.util.URI', {
/**
* Constucts a new URI instance.
*
* @constructor
* @param {String} u URI string to parse.
* @param {Object} s Optional settings object.
*/
URI : function(u, s) {
var t = this, o, a, b;
// Default settings
s = t.settings = s || {};
// Strange app protocol or local anchor
if (/^(mailto|tel|news|javascript|about):/i.test(u) || /^\s*#/.test(u)) {
t.source = u;
return;
}
// Absolute path with no host, fake host and protocol
if (u.indexOf('/') === 0 && u.indexOf('//') !== 0)
u = (s.base_uri ? s.base_uri.protocol || 'http' : 'http') + '://mce_host' + u;
// Relative path
if (u.indexOf(':/') === -1 && u.indexOf('//') !== 0)
u = (s.base_uri.protocol || 'http') + '://mce_host' + t.toAbsPath(s.base_uri.path, u);
// Parse URL (Credits goes to Steave, http://blog.stevenlevithan.com/archives/parseuri)
u = u.replace(/@@/g, '(mce_at)'); // Zope 3 workaround, they use @@something
u = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/.exec(u);
each(["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"], function(v, i) {
var s = u[i];
// Zope 3 workaround, they use @@something
if (s)
s = s.replace(/\(mce_at\)/g, '@@');
t[v] = s;
});
if (b = s.base_uri) {
if (!t.protocol)
t.protocol = b.protocol;
if (!t.userInfo)
t.userInfo = b.userInfo;
if (!t.port && t.host == 'mce_host')
t.port = b.port;
if (!t.host || t.host == 'mce_host')
t.host = b.host;
t.source = '';
}
//t.path = t.path || '/';
},
/**#@+
* @method
*/
/**
* Sets the internal path part of the URI.
*
* @param {string} p Path string to set.
*/
setPath : function(p) {
var t = this;
p = /^(.*?)\/?(\w+)?$/.exec(p);
// Update path parts
t.path = p[0];
t.directory = p[1];
t.file = p[2];
// Rebuild source
t.source = '';
t.getURI();
},
/**
* Converts the specified URI into a relative URI based on the current URI instance location.
*
* @param {String} u URI to convert into a relative path/URI.
* @return {String} Relative URI from the point specified in the current URI instance.
*/
toRelative : function(u) {
var t = this, o;
if (u === "./")
return u;
u = new tinymce.util.URI(u, {base_uri : t});
// Not on same domain/port or protocol
if ((u.host != 'mce_host' && t.host != u.host && u.host) || t.port != u.port || t.protocol != u.protocol)
return u.getURI();
o = t.toRelPath(t.path, u.path);
// Add query
if (u.query)
o += '?' + u.query;
// Add anchor
if (u.anchor)
o += '#' + u.anchor;
return o;
},
/**
* Converts the specified URI into a absolute URI based on the current URI instance location.
*
* @param {String} u URI to convert into a relative path/URI.
* @param {bool} nh No host and protocol prefix.
* @return {String} Absolute URI from the point specified in the current URI instance.
*/
toAbsolute : function(u, nh) {
var u = new tinymce.util.URI(u, {base_uri : this});
return u.getURI(this.host == u.host ? nh : 0);
},
/**
* Converts a absolute path into a relative path.
*
* @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, bp = 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]) {
bp = 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]) {
bp = i + 1;
break;
}
}
}
if (bp == 1)
return path;
for (i = 0, l = base.length - (bp - 1); i < l; i++)
out += "../";
for (i = bp - 1, l = items.length; i < l; i++) {
if (i != bp - 1)
out += "/" + items[i];
else
out += items[i];
}
return out;
},
/**
* Converts a relative path into a absolute path.
*
* @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;
// 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)
return '/' + o.reverse().join('/') + tr;
return '/' + base.slice(0, i).join('/') + '/' + o.reverse().join('/') + tr;
},
/**
* Returns the full URI of the internal structure.
*
* @param {bool} nh Optional no host and protocol part. Defaults to false.
*/
getURI : function(nh) {
var s, t = this;
// Rebuild source
if (!t.source || nh) {
s = '';
if (!nh) {
if (t.protocol)
s += t.protocol + '://';
if (t.userInfo)
s += t.userInfo + '@';
if (t.host)
s += t.host;
if (t.port)
s += ':' + t.port;
}
if (t.path)
s += t.path;
if (t.query)
s += '?' + t.query;
if (t.anchor)
s += '#' + t.anchor;
t.source = s;
}
return t.source;
}
/**#@-*/
});
})();