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-rw-r--r--js/lib/elgglib.js236
1 files changed, 223 insertions, 13 deletions
diff --git a/js/lib/elgglib.js b/js/lib/elgglib.js
index 12e89392f..a8e187f1d 100644
--- a/js/lib/elgglib.js
+++ b/js/lib/elgglib.js
@@ -224,8 +224,8 @@ elgg.provide = function(pkg, opt_context) {
* child.foo('boo!'); // alert('boo!');
* </pre>
*
- * @param {Function} childCtor Child class.
- * @param {Function} parentCtor Parent class.
+ * @param {Function} Child Child class constructor.
+ * @param {Function} Parent Parent class constructor.
*/
elgg.inherit = function(Child, Parent) {
Child.prototype = new Parent();
@@ -238,7 +238,7 @@ elgg.inherit = function(Child, Parent) {
* If the url is already absolute or protocol-relative, no change is made.
*
* elgg.normalize_url(''); // 'http://my.site.com/'
- * elgg.normalize_url('pg/dashboard'); // 'http://my.site.com/pg/dashboard'
+ * elgg.normalize_url('dashboard'); // 'http://my.site.com/dashboard'
* elgg.normalize_url('http://google.com/'); // no change
* elgg.normalize_url('//google.com/'); // no change
*
@@ -250,13 +250,40 @@ elgg.normalize_url = function(url) {
url = url || '';
elgg.assertTypeOf('string', url);
- // jslint complains if you use /regexp/ shorthand here... ?!?!
- if ((new RegExp("^(https?:)?//", "i")).test(url)) {
+ validated = (function(url) {
+ url = elgg.parse_url(url);
+ if (url.scheme){
+ url.scheme = url.scheme.toLowerCase();
+ }
+ if (url.scheme == 'http' || url.scheme == 'https') {
+ if (!url.host) {
+ return false;
+ }
+ /* hostname labels may contain only alphanumeric characters, dots and hypens. */
+ if (!(new RegExp("^([a-zA-Z0-9][a-zA-Z0-9\\-\\.]*)$", "i")).test(url.host) || url.host.charAt(-1) == '.') {
+ return false;
+ }
+ }
+ /* some schemas allow the host to be empty */
+ if (!url.scheme || !url.host && url.scheme != 'mailto' && url.scheme != 'news' && url.scheme != 'file') {
+ return false;
+ }
+ return true;
+ })(url);
+
+ // all normal URLs including mailto:
+ if (validated) {
+ return url;
+ }
+
+ // '//example.com' (Shortcut for protocol.)
+ // '?query=test', #target
+ else if ((new RegExp("^(\\#|\\?|//)", "i")).test(url)) {
return url;
}
// 'javascript:'
- else if (url.indexOf('javascript:') === 0) {
+ else if (url.indexOf('javascript:') === 0 || url.indexOf('mailto:') === 0 ) {
return url;
}
@@ -272,7 +299,7 @@ elgg.normalize_url = function(url) {
return 'http://' + url;
}
- // 'pg/page/handler', 'mod/plugin/file.php'
+ // 'page/handler', 'mod/plugin/file.php'
else {
// trim off any leading / because the site URL is stored
// with a trailing /
@@ -320,13 +347,17 @@ elgg.system_messages = function(msgs, delay, type) {
msgs.forEach(appendMessage);
- $(messages_html.join('')).appendTo(systemMessages)
- .animate({opacity: '1.0'}, delay).fadeOut('slow');
+ if (type != 'error') {
+ $(messages_html.join('')).appendTo(systemMessages)
+ .animate({opacity: '1.0'}, delay).fadeOut('slow');
+ } else {
+ $(messages_html.join('')).appendTo(systemMessages);
+ }
};
/**
* Wrapper function for system_messages. Specifies "messages" as the type of message
- * @param {String} msg The message to display
+ * @param {String} msgs The message to display
* @param {Number} delay How long to display the message (milliseconds)
*/
elgg.system_message = function(msgs, delay) {
@@ -335,8 +366,8 @@ elgg.system_message = function(msgs, delay) {
/**
* Wrapper function for system_messages. Specifies "errors" as the type of message
- * @param {String} error The error message to display
- * @param {Number} delay How long to dispaly the error message (milliseconds)
+ * @param {String} errors The error message to display
+ * @param {Number} delay How long to dispaly the error message (milliseconds)
*/
elgg.register_error = function(errors, delay) {
elgg.system_messages(errors, delay, "error");
@@ -350,4 +381,183 @@ elgg.register_error = function(errors, delay) {
*/
elgg.forward = function(url) {
location.href = elgg.normalize_url(url);
-}; \ No newline at end of file
+};
+
+/**
+ * Parse a URL into its parts. Mimicks http://php.net/parse_url
+ *
+ * @param {String} url The URL to parse
+ * @param {Int} component A component to return
+ * @param {Bool} expand Expand the query into an object? Else it's a string.
+ *
+ * @return {Object} The parsed URL
+ */
+elgg.parse_url = function(url, component, expand) {
+ // Adapted from http://blog.stevenlevithan.com/archives/parseuri
+ // which was release under the MIT
+ // It was modified to fix mailto: and javascript: support.
+ var
+ expand = expand || false,
+ component = component || false,
+
+ re_str =
+ // scheme (and user@ testing)
+ '^(?:(?![^:@]+:[^:@/]*@)([^:/?#.]+):)?(?://)?'
+ // possibly a user[:password]@
+ + '((?:(([^:@]*)(?::([^:@]*))?)?@)?'
+ // host and port
+ + '([^:/?#]*)(?::(\\d*))?)'
+ // path
+ + '(((/(?:[^?#](?![^?#/]*\\.[^?#/.]+(?:[?#]|$)))*/?)?([^?#/]*))'
+ // query string
+ + '(?:\\?([^#]*))?'
+ // fragment
+ + '(?:#(.*))?)',
+ keys = {
+ 1: "scheme",
+ 4: "user",
+ 5: "pass",
+ 6: "host",
+ 7: "port",
+ 9: "path",
+ 12: "query",
+ 13: "fragment"
+ },
+ results = {};
+
+ if (url.indexOf('mailto:') === 0) {
+ results['scheme'] = 'mailto';
+ results['path'] = url.replace('mailto:', '');
+ return results;
+ }
+
+ if (url.indexOf('javascript:') === 0) {
+ results['scheme'] = 'javascript';
+ results['path'] = url.replace('javascript:', '');
+ return results;
+ }
+
+ var re = new RegExp(re_str);
+ var matches = re.exec(url);
+
+ for (var i in keys) {
+ if (matches[i]) {
+ results[keys[i]] = matches[i];
+ }
+ }
+
+ if (expand && typeof(results['query']) != 'undefined') {
+ results['query'] = elgg.parse_str(results['query']);
+ }
+
+ if (component) {
+ if (typeof(results[component]) != 'undefined') {
+ return results[component];
+ } else {
+ return false;
+ }
+ }
+ return results;
+};
+
+/**
+ * Returns an object with key/values of the parsed query string.
+ *
+ * @param {String} string The string to parse
+ * @return {Object} The parsed object string
+ */
+elgg.parse_str = function(string) {
+ var params = {};
+ var result,
+ key,
+ value,
+ re = /([^&=]+)=?([^&]*)/g;
+
+ while (result = re.exec(string)) {
+ key = decodeURIComponent(result[1].replace(/\+/g, ' '));
+ value = decodeURIComponent(result[2].replace(/\+/g, ' '));
+ params[key] = value;
+ }
+
+ return params;
+};
+
+/**
+ * Returns a jQuery selector from a URL's fragement. Defaults to expecting an ID.
+ *
+ * Examples:
+ * http://elgg.org/download.php returns ''
+ * http://elgg.org/download.php#id returns #id
+ * http://elgg.org/download.php#.class-name return .class-name
+ * http://elgg.org/download.php#a.class-name return a.class-name
+ *
+ * @param {String} url The URL
+ * @return {String} The selector
+ */
+elgg.getSelectorFromUrlFragment = function(url) {
+ var fragment = url.split('#')[1];
+
+ if (fragment) {
+ // this is a .class or a tag.class
+ if (fragment.indexOf('.') > -1) {
+ return fragment;
+ }
+
+ // this is an id
+ else {
+ return '#' + fragment;
+ }
+ }
+ return '';
+};
+
+/**
+ * Adds child to object[parent] array.
+ *
+ * @param {Object} object The object to add to
+ * @param {String} parent The parent array to add to.
+ * @param {Mixed} value The value
+ */
+elgg.push_to_object_array = function(object, parent, value) {
+ elgg.assertTypeOf('object', object);
+ elgg.assertTypeOf('string', parent);
+
+ if (!(object[parent] instanceof Array)) {
+ object[parent] = []
+ }
+
+ if ($.inArray(value, object[parent]) < 0) {
+ return object[parent].push(value);
+ }
+
+ return false;
+};
+
+/**
+ * Tests if object[parent] contains child
+ *
+ * @param {Object} object The object to add to
+ * @param {String} parent The parent array to add to.
+ * @param {Mixed} value The value
+ */
+elgg.is_in_object_array = function(object, parent, value) {
+ elgg.assertTypeOf('object', object);
+ elgg.assertTypeOf('string', parent);
+
+ return typeof(object[parent]) != 'undefined' && $.inArray(value, object[parent]) >= 0;
+};
+
+/**
+ * Triggers the init hook when the library is ready
+ *
+ * Current requirements:
+ * - DOM is ready
+ * - languages loaded
+ *
+ */
+elgg.initWhenReady = function() {
+ if (elgg.config.languageReady && elgg.config.domReady) {
+ elgg.trigger_hook('init', 'system');
+ elgg.trigger_hook('ready', 'system');
+ }
+};
generated by cgit v1.2.3 (git 2.39.1) at 2025-11-13 23:17:38 +0000