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 ) || 1;
        return page_nr;
}

function reset_page_nr( nr ) {
        if (! nr) nr = 1;
        Logger.info('reset_page_nr to '+nr);
        page_nr = nr;
        $('page_nr').value = 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) {
                var form_params = Form.serialize( results_form );

                Logger.debug('Ajax.Updater(results,/results) '+form_params);

                new Ajax.Updater( 'results', '/search/results', {
                        parameters: form_params,
                        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	dpavlin	97	// 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	dpavlin	159	/*
7			load another template
8			*/
9	dpavlin	97	function load_template(template_name) {
10	dpavlin	101
11	dpavlin	159	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	dpavlin	101	$('template_name').value = template_name;
21	dpavlin	159	submit_results_form();
22	dpavlin	160	return false;
23	dpavlin	159	}
24	dpavlin	101
25	dpavlin	159	/*
26			pager
27			*/
28			function load_results_page(page_nr) {
29
30	dpavlin	160	if (parseInt(page_nr) != page_nr) {
31			Logger.error("load_results_page can't parseInt "+page_nr);
32			return false;
33			}
34	dpavlin	159
35	dpavlin	160	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	dpavlin	159	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	dpavlin	160
52			return false;
53	dpavlin	159	}
54
55	dpavlin	160	function get_page_nr() {
56	dpavlin	162	var page_nr = parseInt( $('page_nr').value ) \|\| 1;
57	dpavlin	159	return page_nr;
58			}
59
60	dpavlin	182	function reset_page_nr( nr ) {
61			if (! nr) nr = 1;
62			Logger.info('reset_page_nr to '+nr);
63			page_nr = nr;
64			$('page_nr').value = page_nr;
65			}
66
67	dpavlin	160	/* syntaxtic sugar */
68			function set_page_nr(nr) {
69			return load_results_page(nr);
70			}
71
72	dpavlin	159	function next_page() {
73	dpavlin	160	load_results_page( get_page_nr() + 1 );
74			return false;
75	dpavlin	159	}
76
77			function prev_page() {
78	dpavlin	160	load_results_page( get_page_nr() - 1 );
79			return false;
80	dpavlin	159	}
81
82			/*
83			submit results form using AJAX
84			*/
85			function submit_results_form() {
86	dpavlin	138	var results_form = $('results_form');
87	dpavlin	137
88	dpavlin	138	if (results_form) {
89	dpavlin	161	var form_params = Form.serialize( results_form );
90	dpavlin	138
91	dpavlin	161	Logger.debug('Ajax.Updater(results,/results) '+form_params);
92
93	dpavlin	153	new Ajax.Updater( 'results', '/search/results', {
94	dpavlin	161	parameters: form_params,
95	dpavlin	138	asynchronous: 1,
96			onLoading: function(request) {
97			show_searching();
98			},
99			onLoaded: function(request) {
100			hide_searching();
101			}
102			} ) ;
103			return false;
104			} else {
105			Logger.debug('no results_form element');
106			return undef;
107			}
108	dpavlin	160	return false;
109	dpavlin	97	}
110	dpavlin	106
111	dpavlin	159	/*
112			helper functions for submit_results_form()
113			*/
114	dpavlin	106	function show_searching() {
115	dpavlin	138	Logger.debug('show_searching');
116	dpavlin	106	Element.show('searching');
117	dpavlin	183	// new Effect.Fade('results', { duration: 0.3 });
118	dpavlin	160	return false;
119	dpavlin	106	}
120
121			function hide_searching() {
122	dpavlin	138	Logger.debug('hide_searching');
123	dpavlin	106	Element.hide('searching');
124	dpavlin	183	new Effect.Highlight('results');
125			// new Effect.Appear('results', { duration: 0.3 });
126	dpavlin	160	return false;
127	dpavlin	106	}
128