modules/opencalais/calais.js


$(document).ready(function() {

	$('.calais_keyword').click(function() {
		var tags = $('#' + $(this).attr('for'));
		var keyword = $(this).text();
		
		// TODO: When we move to a revent jQuery, replace is() with hasClass()
		if($(this).is('.calais_keyword_selected')) {
			calaisRemoveKeyword(tags, keyword);
			$(this).removeClass('calais_keyword_selected');
		}
		else {
			calaisAddKeyword(tags, keyword);
			$(this).addClass('calais_keyword_selected');
		}

	});

	$('.calais_keyword').each( function() {
		var tags = $('#' + $(this).attr('for'));
		var keyword = $(this).text();
		
		if (tags.val().indexOf(keyword) != -1) {
			$(this).addClass('calais_keyword_selected');
		}
		
	});
});

/**
 * Insert keyword, adding a comma if necessary
 */
function calaisAddKeyword(tags, keyword) {
	var current = $.trim(tags.val());
	if(current.indexOf(keyword) == -1) {
		if(current == '') {
			tags.val(keyword);				
		}
		else{
			tags.val(current + ',' + keyword);
		}				
	}
}

/**
 * Remove the keyword and cleanup any comma nonsense
 */
function calaisRemoveKeyword(tags, keyword) {
	var current = $.trim(tags.val());
	var index = current.indexOf(keyword); 
	if(index >= 0) {
		// Deal with funky spaces around commas
		current = current.replace(/ +,/, ',');
		current = current.replace(/, +/, ',');
		
		// Remove the keyword
		current = current.replace(keyword, '');
		
		// Deal with a remaining extra comma
		current = current.replace(/^,/, '');
		current = current.replace(/,$/, '');
		current = current.replace(/,,/, ',');
		tags.val(current);
	}
}
1
2	$(document).ready(function() {
3
4	$('.calais_keyword').click(function() {
5	var tags = $('#' + $(this).attr('for'));
6	var keyword = $(this).text();
7
8	// TODO: When we move to a revent jQuery, replace is() with hasClass()
9	if($(this).is('.calais_keyword_selected')) {
10	calaisRemoveKeyword(tags, keyword);
11	$(this).removeClass('calais_keyword_selected');
12	}
13	else {
14	calaisAddKeyword(tags, keyword);
15	$(this).addClass('calais_keyword_selected');
16	}
17
18	});
19
20	$('.calais_keyword').each( function() {
21	var tags = $('#' + $(this).attr('for'));
22	var keyword = $(this).text();
23
24	if (tags.val().indexOf(keyword) != -1) {
25	$(this).addClass('calais_keyword_selected');
26	}
27
28	});
29	});
30
31	/**
32	* Insert keyword, adding a comma if necessary
33	*/
34	function calaisAddKeyword(tags, keyword) {
35	var current = $.trim(tags.val());
36	if(current.indexOf(keyword) == -1) {
37	if(current == '') {
38	tags.val(keyword);
39	}
40	else{
41	tags.val(current + ',' + keyword);
42	}
43	}
44	}
45
46	/**
47	* Remove the keyword and cleanup any comma nonsense
48	*/
49	function calaisRemoveKeyword(tags, keyword) {
50	var current = $.trim(tags.val());
51	var index = current.indexOf(keyword);
52	if(index >= 0) {
53	// Deal with funky spaces around commas
54	current = current.replace(/ +,/, ',');
55	current = current.replace(/, +/, ',');
56
57	// Remove the keyword
58	current = current.replace(keyword, '');
59
60	// Deal with a remaining extra comma
61	current = current.replace(/^,/, '');
62	current = current.replace(/,$/, '');
63	current = current.replace(/,,/, ',');
64	tags.val(current);
65	}
66	}