怎么重写will_paginate方法
如何重写will_paginate方法
WillPaginate::ViewHelpers.pagination_options.merge!( :previous_label => '« 上一页', :next_label => '下一页 »' ) module WillPaginate module ViewHelpers alias_method :orig_will_paginate,:will_paginate def will_paginate(*args) pagination = orig_will_paginate(*args).to_s return "" if pagination.blank? total_page = WillPaginate::ViewHelpers.total_pages_for_collection(*args); total = hidden_field_tag "total",total_page text = text_field_tag "text",nil,:size =>3,:maxlength=>5, :onkeydown => " if(event.keyCode ==13){ var bl = !isNaN(Number($(this).val())) && ($(this).val() != 0); var p = bl ? ($(this).val() > $('#total').val() ? $('#total').val() : $(this).val()) : 1; var h = document.location.href; var url = h.indexOf('?')>0 ? h.substring(0,h.indexOf('?')) : h; var href = url + '?page=' + p; window.location.href = href; }" return "#{bb}#{pagination}跳转到#{aa}页" end end end :onkeydown => " if(event.keyCode ==13){ if($(this).val()==''){ alert('请输入需要跳转的页码!'); }else{ //判断输入的值是否为正整数 var bl = !isNaN(Number($(this).val())) && ($(this).val() > 0); //输入的值小于1则取1,大于total则取total var p= bl ? (Number($(this).val())>Number($('#total').val()) ? $('#total').val():$(this).val()): 1; var h= document.location.href; var url = h.indexOf('?')>0 ? (h.indexOf('page=')>0 ? h.replace (/page=.*&|page=.*/,'page='+p+'&'):h+'&page='+p) : (h+'?&page='+p); window.location.href=url;}}"