root/js/webpac.js

// WebPAC AJAX API
//
// Documented in this code only, I'm afraid. Beware of dragons!
// Dobrica Pavlinusic dpavlin(at)rot13(dot)org 2005-11-22

/*
        load another template
*/
function load_template(template_name) {

        var old_template = $('template_name').value;

        Logger.info('load_template: '+template_name+' (old: '+old_template+')');

        if (template_name == old_template) {
                Logger.error('why reload same template?');
                return false;
        }

        $('template_name').value = template_name;
        submit_results_form();
        return false;
}

/*
        pager
*/
function load_results_page(page_nr) {

        if (parseInt(page_nr) != page_nr) {
                Logger.error("load_results_page can't parseInt "+page_nr);
                return false;
        }

        var old_page = get_page_nr();

        if (page_nr < 1) {
                Logger.error("load_results_page called with '"+page_nr+"' < 1");
                return false;
        }

        Logger.info('load_results_page: '+page_nr+' (from page: '+old_page+')');

        if (page_nr == old_page) {
                Logger.error('why reload same page?');
                return false;
        }

        $('page_nr').value = page_nr;
        submit_results_form();

        return false;
}

function get_page_nr() {
        var page_nr = parseInt( $('page_nr').value ) || 0;
        return page_nr;
}

/* syntaxtic sugar */
function set_page_nr(nr) {
        return load_results_page(nr);
}

function next_page() {
        load_results_page( get_page_nr() + 1 );
        return false;
}

function prev_page() {
        load_results_page( get_page_nr() - 1 );
        return false;
}

/*
        submit results form using AJAX
*/
function submit_results_form() {
        var results_form = $('results_form');

        if (results_form) {
                Logger.debug('Ajax.Updater(results,/results)');

                new Ajax.Updater( 'results', '/search/results', {
                        parameters: Form.serialize( results_form ),
                        asynchronous: 1,
                        onLoading: function(request) {
                                show_searching();
                        },
                        onLoaded: function(request) {
                                hide_searching();
                        }
                } ) ;
                return false;
        } else {
                Logger.debug('no results_form element');
                return undef;
        }
        return false;
}

/*
        helper functions for submit_results_form()
*/
function show_searching() {
        Logger.debug('show_searching');
        Element.show('searching');
        new Effect.Fade('results', { duration: 0.3 });
        return false;
}

function hide_searching() {
        Logger.debug('hide_searching');
        Element.hide('searching');
        //new Effect.Highlight('results');
        new Effect.Appear('results', { duration: 0.3 });
        return false;
}

1	// WebPAC AJAX API
2	//
3	// Documented in this code only, I'm afraid. Beware of dragons!
4	// Dobrica Pavlinusic dpavlin(at)rot13(dot)org 2005-11-22
5
6	/*
7	load another template
8	*/
9	function load_template(template_name) {
10
11	var old_template = $('template_name').value;
12
13	Logger.info('load_template: '+template_name+' (old: '+old_template+')');
14
15	if (template_name == old_template) {
16	Logger.error('why reload same template?');
17	return false;
18	}
19
20	$('template_name').value = template_name;
21	submit_results_form();
22	return false;
23	}
24
25	/*
26	pager
27	*/
28	function load_results_page(page_nr) {
29
30	if (parseInt(page_nr) != page_nr) {
31	Logger.error("load_results_page can't parseInt "+page_nr);
32	return false;
33	}
34
35	var old_page = get_page_nr();
36
37	if (page_nr < 1) {
38	Logger.error("load_results_page called with '"+page_nr+"' < 1");
39	return false;
40	}
41
42	Logger.info('load_results_page: '+page_nr+' (from page: '+old_page+')');
43
44	if (page_nr == old_page) {
45	Logger.error('why reload same page?');
46	return false;
47	}
48
49	$('page_nr').value = page_nr;
50	submit_results_form();
51
52	return false;
53	}
54
55	function get_page_nr() {
56	var page_nr = parseInt( $('page_nr').value ) \|\| 0;
57	return page_nr;
58	}
59
60	/* syntaxtic sugar */
61	function set_page_nr(nr) {
62	return load_results_page(nr);
63	}
64
65	function next_page() {
66	load_results_page( get_page_nr() + 1 );
67	return false;
68	}
69
70	function prev_page() {
71	load_results_page( get_page_nr() - 1 );
72	return false;
73	}
74
75	/*
76	submit results form using AJAX
77	*/
78	function submit_results_form() {
79	var results_form = $('results_form');
80
81	if (results_form) {
82	Logger.debug('Ajax.Updater(results,/results)');
83
84	new Ajax.Updater( 'results', '/search/results', {
85	parameters: Form.serialize( results_form ),
86	asynchronous: 1,
87	onLoading: function(request) {
88	show_searching();
89	},
90	onLoaded: function(request) {
91	hide_searching();
92	}
93	} ) ;
94	return false;
95	} else {
96	Logger.debug('no results_form element');
97	return undef;
98	}
99	return false;
100	}
101
102	/*
103	helper functions for submit_results_form()
104	*/
105	function show_searching() {
106	Logger.debug('show_searching');
107	Element.show('searching');
108	new Effect.Fade('results', { duration: 0.3 });
109	return false;
110	}
111
112	function hide_searching() {
113	Logger.debug('hide_searching');
114	Element.hide('searching');
115	//new Effect.Highlight('results');
116	new Effect.Appear('results', { duration: 0.3 });
117	return false;
118	}
119