ajaxpagination.min.js

(function(){var root;root=typeof exports!=="undefined"&&exports!==null?exports:this;root.Page=function(parent,page_number){var Page,_base;Page=function(){function Page(parent,page_number){this.parent=parent;this.page_number=page_number;this.items=null;this.start=(this.page_number-1)*this.parent.items_by_page;this.stop=this.page_number*this.parent.items_by_page-1;this.size=this.parent.items_by_page;this.show_after_fetch=false;this.fetch();this.show=function(){if(this.parent.fetch_url===""||this.items!=null){this.parent.show_page_callback(this);this.parent.current_page=this.page_number;return this.parent.update_pagination(this.page_number)}else{return this.show_after_fetch=true}}}Page.prototype.fetch=function(){return this.parent.ajax({start:this.start,stop:this.stop,size:this.size,filter:this.parent.filter_text},function(page){return function(data){page.items=data;if(page.show_after_fetch){page.show_after_fetch=false;return page.show(page)}}}(this))};return Page}();if((_base=parent.page_instances)[page_number]==null){_base[page_number]=new Page(parent,page_number)}return parent.page_instances[page_number]};root.Pagination=function(pagination_id,fetch_url,show_page_callback,items_by_page,total_items,visible_pages){var Pagination,_base,_base1;if(fetch_url==null){fetch_url=""}if(show_page_callback==null){show_page_callback=function(){}}if(items_by_page==null){items_by_page=1}if(total_items==null){total_items=100}if(visible_pages==null){visible_pages=9}Pagination=function(){function Pagination(pagination_id,fetch_url,show_page_callback,items_by_page,total_items,visible_pages,filter_text){this.pagination_id=pagination_id;this.fetch_url=fetch_url;this.show_page_callback=show_page_callback;this.items_by_page=items_by_page;this.total_items=total_items;this.visible_pages=visible_pages;this.filter_text=filter_text!=null?filter_text:"";this.page_instances={};this.filtered_pagination=null;this.ajax({info:true,filter:this.filter_text},function(pagination){return function(data){if(data!=null){if(data["ITEMS_BY_PAGE"]!=null){pagination.items_by_page=parseInt(data["ITEMS_BY_PAGE"])}if(data["TOTAL_ITEMS"]!=null){pagination.total_items=parseInt(data["TOTAL_ITEMS"])}if(data["VISIBLE_PAGES"]!=null){pagination.visible_pages=parseInt(data["VISIBLE_PAGES"])}}return pagination.calc_pages()}}(this))}Pagination.prototype.calc_pages=function(){this.current_page=this.total_items>0?1:0;this.first_item=this.total_items>0?1:0;this.last_item=this.total_items;this.first_page=this.total_items>0?1:0;this.total_pages=Math.ceil(this.total_items/this.items_by_page);this.last_page=this.total_pages;return this.show_page(this.first_item)};Pagination.prototype.ajax=function(data,callback){if(this.fetch_url!==""){if($.zepto!=null){return $.ajax({url:this.fetch_url,type:"GET",dataType:"json",data:data,complete:callback})}else{return $.ajax({url:this.fetch_url,type:"GET",dataType:"json",data:data}).done(callback)}}else{return callback()}};Pagination.prototype.pagination_items=function(current_page){var add_page,i,pagination_visible,_i,_j,_k,_l,_ref,_ref1,_ref2,_ref3,_ref4,_ref5,_ref6,_ref7;visible_pages=this.visible_pages-2;pagination_visible=[];add_page=function(i,type,position){var item;if(type==null){type="page"}if(position==null){position=null}if(type==="page"){item={is_link:i!==current_page,number:i,content:""+i,"class":i===current_page?"current":"page"}}else if(type==="prev"){item={is_link:true,number:i,content:"&#9664;","class":"prev"}}else if(type==="next"){item={is_link:true,number:i,content:"&#9654;","class":"next"}}else if(type==="prev_disabled"){item={is_link:false,number:i,content:"&#9664;","class":"prev disabled"}}else if(type==="next_disabled"){item={is_link:false,number:i,content:"&#9654;","class":"next disabled"}}else if(type==="dots"){item={is_link:false,number:i,content:"...","class":"dots"}}if(position!=null){return pagination_visible.splice(position,0,item)}else{return pagination_visible.push(item)}};if(this.total_pages<=visible_pages){for(i=_i=_ref=this.first_page,_ref1=this.total_pages;_ref<=_ref1?_i<=_ref1:_i>=_ref1;i=_ref<=_ref1?++_i:--_i){new root.Page(this,i);add_page(i)}}else{if(current_page<=Math.floor(visible_pages/2)+1){for(i=_j=_ref2=this.first_page,_ref3=visible_pages-2;_ref2<=_ref3?_j<=_ref3:_j>=_ref3;i=_ref2<=_ref3?++_j:--_j){new root.Page(this,i);add_page(i)}add_page(0,"dots");new root.Page(this,this.last_page);add_page(this.last_page)}else if(current_page>this.total_pages-(Math.floor(visible_pages/2)+1)){for(i=_k=_ref4=this.total_pages-(visible_pages-3),_ref5=this.total_pages;_ref4<=_ref5?_k<=_ref5:_k>=_ref5;i=_ref4<=_ref5?++_k:--_k){new root.Page(this,i);add_page(i)}add_page(0,"dots",0);new root.Page(this,this.first_page);add_page(this.first_page,"page",0)}else{for(i=_l=_ref6=current_page-(Math.floor(visible_pages/2)-2),_ref7=current_page+(Math.floor(visible_pages/2)-2);_ref6<=_ref7?_l<=_ref7:_l>=_ref7;i=_ref6<=_ref7?++_l:--_l){new root.Page(this,i);add_page(i)}add_page(0,"dots",0);new root.Page(this,this.first_page);add_page(this.first_page,"page",0);add_page(0,"dots");new root.Page(this,this.last_page);add_page(this.last_page)}}if(current_page>this.first_page){new root.Page(this,current_page-1);add_page(current_page-1,"prev",0)}else{add_page(0,"prev_disabled",0)}if(current_page<this.last_page){new root.Page(this,current_page+1);add_page(current_page+1,"next")}else{add_page(0,"next_disabled")}return pagination_visible};Pagination.prototype.update_pagination=function(page_number){var $item,$li,$pagination,$ul,page,_i,_len,_ref,_results;$pagination=$(this.pagination_id);$pagination.html("");$ul=$("<ul>");$ul.addClass("pagination");$pagination.append($ul);_ref=this.pagination_items(page_number);_results=[];for(_i=0,_len=_ref.length;_i<_len;_i++){page=_ref[_i];$li=$("<li>");$ul.append($li);if(page.is_link){$item=$('<a href="#">');$item.attr("data-page",page.number);$item.on("click",function(pagination){return function(e){e.preventDefault();return pagination.show_page(parseInt($(this).attr("data-page")))}}(this))}else{$item=$("<span>")}$item.addClass(page["class"]);$item.html(page.content);_results.push($li.html($item))}return _results};Pagination.prototype.show_first=function(){return this.show_page(this.first_page)};Pagination.prototype.show_last=function(){return this.show_page(this.last_page)};Pagination.prototype.has_prev=function(){return this.current_page>this.first_page};Pagination.prototype.has_next=function(){return this.current_page<this.last_page};Pagination.prototype.show_prev=function(){if(this.has_prev()){return this.show_page(this.current_page-1)}};Pagination.prototype.show_next=function(){if(this.has_next()){return this.show_page(this.current_page+1)}};Pagination.prototype.show_page=function(page_number){var page;page=new root.Page(this,page_number);return page.show()};Pagination.prototype.filter=function(filter_text){if(filter_text===""){return this.show_page(this.current_page)}else{return this.filtered_pagination=new Pagination(this.pagination_id,this.fetch_url,this.show_page_callback,this.items_by_page,this.total_items,this.visible_pages,filter_text)}};return Pagination}();if((_base=root.Pagination).instance==null){_base.instance={}}if((_base1=root.Pagination.instance)[pagination_id]==null){_base1[pagination_id]=new Pagination(pagination_id,fetch_url,show_page_callback,items_by_page,total_items,visible_pages)}return root.Pagination.instance[pagination_id]};$.extend($.fn,{ajaxpagination:function(fetch_url,show_page_callback,items_by_page,total_items,visible_pages){var el,paginations;if(fetch_url==null){fetch_url=""}if(show_page_callback==null){show_page_callback=function(){}}if(items_by_page==null){items_by_page=1}if(total_items==null){total_items=100}if(visible_pages==null){visible_pages=9}paginations=function(){var _i,_len,_results;_results=[];for(_i=0,_len=this.length;_i<_len;_i++){el=this[_i];_results.push(new root.Pagination("#"+$(el).attr("id"),fetch_url,show_page_callback,items_by_page,total_items,visible_pages))}return _results}.call(this);if(paginations.length===1){paginations=paginations[0]}return paginations}})}).call(this);