(function(a){a.PaginationCalculator=function(a,b){this.maxentries=a;this.opts=b};a.extend(a.PaginationCalculator.prototype,{numPages:function(){return Math.ceil(this.maxentries/this.opts.items_per_page)},getInterval:function(a){var b=Math.floor(this.opts.num_display_entries/2),c=this.numPages(),d=c-this.opts.num_display_entries,e=a>b?Math.max(Math.min(a-b,d),0):0,f=a>b?Math.min(a+b+this.opts.num_display_entries%2,c):Math.min(this.opts.num_display_entries,c);return{start:e,end:f}}});a.PaginationRenderers={};a.PaginationRenderers.defaultRenderer=function(b,c){this.maxentries=b;this.opts=c;this.pc=new a.PaginationCalculator(b,c)};a.extend(a.PaginationRenderers.defaultRenderer.prototype,{createLink:function(b,f,c){var d,e=this.pc.numPages();b=b<0?0:b<e?b:e-1;c=a.extend({text:b+1,classes:""},c||{});if(b==f)d=a("<span class='current'>"+c.text+"</span>");else d=a("<a>"+c.text+"</a>").attr("href",this.opts.link_to.replace(/__id__/,b));c.classes&&d.addClass(c.classes);d.data("page_id",b);return d},appendRange:function(c,b,d,f,e){for(var a=d;a<f;a++)this.createLink(a,b,e).appendTo(c)},getLinks:function(b,h){var f,g,d=this.pc.getInterval(b),e=this.pc.numPages(),c=a("<div class='pagination'></div>");this.opts.prev_text&&(b>0||this.opts.prev_show_always)&&c.append(this.createLink(b-1,b,{text:this.opts.prev_text,classes:"prev"}));if(d.start>0&&this.opts.num_edge_entries>0){g=Math.min(this.opts.num_edge_entries,d.start);this.appendRange(c,b,0,g,{classes:"sp"});this.opts.num_edge_entries<d.start&&this.opts.ellipse_text&&jQuery("<span>"+this.opts.ellipse_text+"</span>").appendTo(c)}this.appendRange(c,b,d.start,d.end);if(d.end<e&&this.opts.num_edge_entries>0){e-this.opts.num_edge_entries>d.end&&this.opts.ellipse_text&&jQuery("<span>"+this.opts.ellipse_text+"</span>").appendTo(c);f=Math.max(e-this.opts.num_edge_entries,d.end);this.appendRange(c,b,f,e,{classes:"ep"})}this.opts.next_text&&(b<e-1||this.opts.next_show_always)&&c.append(this.createLink(b+1,b,{text:this.opts.next_text,classes:"next"}));a("a",c).click(h);return c}});a.fn.pagination=function(d,b){b=jQuery.extend({items_per_page:10,num_display_entries:11,current_page:0,num_edge_entries:0,link_to:"#",prev_text:"Prev",next_text:"Next",ellipse_text:"...",prev_show_always:true,next_show_always:true,renderer:"defaultRenderer",load_first_page:false,callback:function(){return false}},b||{});var c=this,h,g,e;function i(c){var e,d=a(c.target).data("page_id"),b=f(d);!b&&c.stopPropagation();return b}function f(a){c.data("current_page",a);g=h.getLinks(a,i);c.empty();g.appendTo(c);var d=b.callback(a,c);return d}e=b.current_page;c.data("current_page",e);d=!d||d<0?1:d;b.items_per_page=!b.items_per_page||b.items_per_page<0?1:b.items_per_page;if(!a.PaginationRenderers[b.renderer])throw new ReferenceError("Pagination renderer '"+b.renderer+"' was not found in jQuery.PaginationRenderers object.");h=new a.PaginationRenderers[b.renderer](d,b);var k=new a.PaginationCalculator(d,b),j=k.numPages();c.bind("setPage",{numPages:j},function(b,a){if(a>=0&&a<b.data.numPages){f(a);return false}});c.bind("prevPage",function(){var b=a(this).data("current_page");b>0&&f(b-1);return false});c.bind("nextPage",{numPages:j},function(c){var b=a(this).data("current_page");b<c.data.numPages-1&&f(b+1);return false});g=h.getLinks(e,i);c.empty();g.appendTo(c);b.load_first_page&&b.callback(e,c)}})(jQuery);