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// Documented in this code only, I'm afraid. Beware of dragons! |
// Documented in this code only, I'm afraid. Beware of dragons! |
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// Dobrica Pavlinusic dpavlin(at)rot13(dot)org 2005-11-22 |
// Dobrica Pavlinusic dpavlin(at)rot13(dot)org 2005-11-22 |
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/* |
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load another template |
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*/ |
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function load_template(template_name) { |
function load_template(template_name) { |
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// alert('load_template '+template_name+' old template is '+$('template_name').value); |
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var old_template = $('template_name').value; |
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Logger.info('load_template: '+template_name+' (old: '+old_template+')'); |
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if (template_name == old_template) { |
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Logger.error('why reload same template?'); |
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return false; |
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} |
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$('template_name').value = template_name; |
$('template_name').value = template_name; |
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submit_results_form(); |
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return false; |
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} |
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/* |
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pager |
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*/ |
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function load_results_page(page_nr) { |
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if (parseInt(page_nr) != page_nr) { |
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Logger.error("load_results_page can't parseInt "+page_nr); |
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return false; |
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} |
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var old_page = get_page_nr(); |
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if (page_nr < 1) { |
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Logger.error("load_results_page called with '"+page_nr+"' < 1"); |
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return false; |
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} |
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Logger.info('load_results_page: '+page_nr+' (from page: '+old_page+')'); |
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if (page_nr == old_page) { |
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Logger.error('why reload same page?'); |
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return false; |
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} |
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$('page_nr').value = page_nr; |
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submit_results_form(); |
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new Ajax.Updater( 'results', 'http://localhost:3000/results', { |
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parameters: Form.serialize( $('results_form') ), |
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asynchronous: 1, |
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onLoading: function(request) { |
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Effect.Appear('searching'); |
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}, |
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onLoaded: function(request) { |
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Effect.Fade('searching'); |
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} |
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} ) ; |
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return false; |
return false; |
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} |
} |
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function get_page_nr() { |
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var page_nr = parseInt( $('page_nr').value ) || 1; |
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return page_nr; |
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} |
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function reset_page_nr( nr ) { |
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if (! nr) nr = 1; |
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Logger.info('reset_page_nr to '+nr); |
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page_nr = nr; |
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$('page_nr').value = page_nr; |
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} |
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/* syntaxtic sugar */ |
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function set_page_nr(nr) { |
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return load_results_page(nr); |
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} |
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function next_page() { |
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load_results_page( get_page_nr() + 1 ); |
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return false; |
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} |
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function prev_page() { |
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load_results_page( get_page_nr() - 1 ); |
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return false; |
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} |
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/* |
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submit results form using AJAX |
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*/ |
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function submit_results_form() { |
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var results_form = $('results_form'); |
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if (results_form) { |
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var form_params = Form.serialize( results_form ); |
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Logger.debug('Ajax.Updater(results,/results) '+form_params); |
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new Ajax.Updater( 'results', '/search/results', { |
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parameters: form_params, |
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asynchronous: 1, |
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onLoading: function(request) { |
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show_searching(); |
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}, |
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onLoaded: function(request) { |
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hide_searching(); |
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} |
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} ) ; |
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return false; |
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} else { |
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Logger.debug('no results_form element'); |
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return undef; |
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} |
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return false; |
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} |
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/* |
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helper functions for submit_results_form() |
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*/ |
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function show_searching() { |
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Logger.debug('show_searching'); |
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Element.show('searching'); |
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new Effect.Fade('results', { duration: 0.3 }); |
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return false; |
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} |
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function hide_searching() { |
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Logger.debug('hide_searching'); |
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Element.hide('searching'); |
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//new Effect.Highlight('results'); |
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new Effect.Appear('results', { duration: 0.3 }); |
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return false; |
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} |
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