/*
Fancygallery (prototyp)
Knihovna pro zobrazovani galerii obrazku.
Vyuziva jQuery 1.4+, Fancybox 1.3+, Fancybox Shortcat Mod, jCarousel 0.2.4
Autor: Martin Michalek, michalek@shortcat.cz
*/


// ------------------------------------------------------------------------------------------------------------
// Nastaveni

// Debugovaci mod 
var fancygallery_debug = false && (window.console);

// Flickr API
var fancygallery_flickr_api_key = 'e1487167a8099ab5c03c9f03d675a784';

// Nastavujeme jazyk
// Umi 'cz', 'en' nebo false, kdyz prebirame texty z Flickru tak jak jsou
var fancygallery_language = fancygallery_get_HTML_language();    

// Zde budeme ukladat data z Flickru,
// kdyz je budeme chtit nacitat automaticky z URL odkazu
var fancygallery_flickr_auto_data = [];

// Odkud bereme titulky a popisky k fotkam z Flickru
// 'from_set' - ze setu
// 'from_photo' - z jednotlivych fotek
// cokoliv jineho - z jednotlivych fotek 
// (TODO vzit v potaz taky jine zpusoby nez Flickr)
var fancygallery_titles = 'from_set';


// ------------------------------------------------------------------------------------------------------------
// Fancybox + jCarousel
function fancygallery_start(selectedIndex,selectedOpts,selectedArray){if(fancygallery_debug)console.log('selectedOpts: ',selectedOpts);if(!$('#fancybox-thumbnails').length){$("body").addClass('fancybox-active');var mode=get_mode(selectedIndex);show_thumbnails(selectedIndex,mode);init_carousel(selectedOpts);handle_carousel_click()}else{handle_fancybox_change(selectedOpts)}function get_mode(selectedIndex){if(selectedIndex[0].orig)return'manual';else return'auto'}function show_thumbnails(selectedIndex,mode){$('#fancybox-title').after('<div id="fancybox-thumbnails"><ul id="fancybox-carousel" class="jcarousel-skin-shortcat"></ul></div>');$.each(selectedIndex,function(i){create_carousel_item_HTML(selectedIndex,mode,i)})}function create_carousel_item_HTML(selectedIndex,mode,i){if(mode=='auto'){$('#fancybox-carousel').append('<li><a href="#"><img src="'+selectedIndex[i].firstChild.getAttribute("src")+'" title="'+selectedIndex[i].title+'"></a><span class="hover-image"><img src="'+selectedIndex[i].firstChild.getAttribute("src")+'" title="'+selectedIndex[i].title+'"></span></li>')}else if(mode=='manual'){$('#fancybox-carousel').append('<li><a href="#"><img src="'+selectedIndex[i].orig+'" title="'+selectedIndex[i].title+'"></a><span class="hover-image"><img src="'+selectedIndex[i].orig+'" title="'+selectedIndex[i].title+'"></span></li>')}}function init_carousel(selectedOpts){$('#fancybox-carousel').jcarousel({scroll:10,animation:'medium',itemLoadCallback:{onBeforeAnimation:carousel_before_scroll_callback,onAfterAnimation:carousel_after_scroll_callback}});handle_fancybox_change(selectedOpts)}function handle_carousel_click(){$('#fancybox-carousel li').click(function(){var position=parseInt($(this).attr('jcarouselindex')-1);$.fancybox.pos(position);$('#fancybox-carousel li').removeClass('active');$(this).addClass('active')})}function handle_fancybox_change(selectedOpts){$('#fancybox-carousel li').removeClass('active');$('#fancybox-carousel').find('li.jcarousel-item-'+parseInt(selectedOpts+1)).addClass('active')}function carousel_before_scroll_callback(){$('#fancybox-thumbnails').addClass('scrolling');$('#fancybox-thumbnails .jcarousel-list').css('marginLeft','0px')}function carousel_after_scroll_callback(){$('#fancybox-thumbnails').removeClass('scrolling');$('#fancybox-thumbnails .jcarousel-list').css('marginLeft',$('#fancybox-thumbnails .jcarousel-list').css('left'))}}function get_flickr_set_id(url){var path=url.split('/');var is_flickr_set=((path[2]=='www.flickr.com')&&(path[5]=='sets'));var set_id=path[6];if(is_flickr_set){return set_id}else{return false}}function get_flickr_data_from_set(set_id,api_key){var photos_rest_url='http://api.flickr.com/services/rest/?api_key='+api_key+'&method=flickr.photosets.getPhotos&photoset_id='+set_id+'&extras=url_sq,url_m,url_l,description&media=photos&format=json&jsoncallback=?';var set_rest_url='http://api.flickr.com/services/rest/?api_key='+api_key+'&method=flickr.photosets.getInfo&photoset_id='+set_id+'&format=json&jsoncallback=?';if(fancygallery_debug)console.log(set_rest_url);var return_data=[];$.getJSON(photos_rest_url,function(data){$.each(data.photoset.photo,function(i,item){if(fancygallery_debug){console.log(i,': -----');console.log('Titulek: ',get_flickr_photo_title(item.title)+fancygallery_mdash_if(get_flickr_photo_description(item.description._content))+get_flickr_photo_description(item.description._content));console.log('Thumbnail: ',item.url_sq);console.log('Velka: ',get_flickr_large_photo(item.url_l,item.url_m))}var item_data={'orig':item.url_sq,'href':get_flickr_large_photo(item.url_l,item.url_m),'title':get_flickr_photo_title(item.title)+fancygallery_mdash_if(get_flickr_photo_description(item.description._content))+get_flickr_photo_description(item.description._content)};return_data.push(item_data)});if(fancygallery_titles=='from_set'){var set_title='';var set_description='';$.getJSON(set_rest_url,function(data){set_title=get_flickr_photo_title(data.photoset.title._content);set_description=get_flickr_photo_description(data.photoset.description._content);if(fancygallery_debug)console.log('SET: Titulek: ',set_title+fancygallery_mdash_if(set_description)+set_description);$('html').addClass('fancygallery-complete');$.each(return_data,function(i,item){return_data[i].title=set_title+fancygallery_mdash_if(set_description)+set_description;if(fancygallery_debug)console.log(return_data[i].title)})})}else{$('html').addClass('fancygallery-complete')}window.fancygallery_flickr_auto_data=return_data})}function get_flickr_photo_description(photo_description){if((fancygallery_language=='cz')||(fancygallery_language=='en')){var splitted_description=photo_description.split(/(\s*CZ:\s*|\s*EN:\s*)/);var return_string='';if((splitted_description.length>1)&&(fancygallery_language)){if(fancygallery_language=='cz')return_string=splitted_description[2];if(fancygallery_language=='en')return_string=splitted_description[4]}else{return_string=splitted_description[0]}}else{return_string=photo_description}if(typeof(return_string)=='undefined')return'';else return fancygallery_remove_html(return_string)}function get_flickr_photo_title(photo_title){if((fancygallery_language=='cz')||(fancygallery_language=='en')){var splitted_title=photo_title.split("/");var return_string='';if((splitted_title.length>1)&&(fancygallery_language)){if(fancygallery_language=='cz')return_string=splitted_title[0];if(fancygallery_language=='en')return_string=splitted_title[1]}else{return_string=splitted_title[0]}}else{return_string=photo_title}if(typeof(return_string)=='undefined')return'';else return fancygallery_remove_html(return_string)}function get_flickr_large_photo(large,medium){if(large)return large;else return medium}function fancygallery_get_HTML_language(){var html_language=$('html').attr('lang').toLowerCase();if((html_language=='cs')||(html_language=='cz')){return'cz'}else{return'en'}}function fancygallery_mdash_if(str){if(str){return' — '}else{return''}}function fancygallery_remove_html(strInputCode){return strInputCode.replace(/<\/?[^>]+(>|$)/g,"")}function fancygallery_log_variables(selectedIndex,selectedOpts,selectedArray){if(fancygallery_debug){console.log('selectedIndex: ',selectedIndex);console.log('selectedArray.index: ',selectedArray.index)}}