好吧,老实说,我对代码的运行情况一无所知,我一直在做这些事情,一直在读这些和那些,但没有结果。我还是个编程新手。主要的问题是点火的datatable 2.0beta和datatable 1.10.12i使用mvc模式,我已经看到了cv模式。
这是我试图用点火样式生成的mysql查询:
$sql =
"SELECT GROUP_CONCAT(a.servicio) AS Num_Servicio_Campus,
GROUP_CONCAT(DISTINCT (b.account)) AS Total_Cuentas,
GROUP_CONCAT(DISTINCT(YEAR(a.periodo_fin))) AS YearFin,
CONCAT('', FORMAT(SUM(a.consumo), 0)) AS SumatoriaConsumoEnergia,
CONCAT('$', FORMAT(SUM(a.costo), 2)) AS SumatoriaCostoEnergia, c.campus AS Campus
FROM `sdspanel1`.`pdc_consumo_energia` a
INNER JOIN `sdspanel1`.`ctrl_servicios` b ON(a.servicio = b.id)
INNER JOIN `sdspanel1`.`pdc_servicios_energia` c ON(c.cuenta = b.account)
WHERE c.campus IS NOT NULL AND c.campus <> ''
AND a.periodo_fin IS NOT NULL AND a.periodo_fin <> ''
AND (YEAR(a.periodo_fin) <'1-12-31' OR YEAR(a.periodo_fin)> '2010-12-31')
AND (YEAR(a.periodo_fin) <'2100-12-31' OR YEAR(a.periodo_fin)> '2100-12-31')";
$sql .= " GROUP BY YEAR(a.periodo_fin), c.campus
ORDER BY YEAR(a.periodo_fin) ASC, a.servicio ASC";
$query = $this->db->query($sql);
if($query->num_rows() > 0)
{
return $query->result_array();
}
else
{
return FALSE;
}
Query Results
它可以工作,但需要以数据表的方式进行排序。尝试这样的事情,但是没有结果。
所以…这是我的点火数据表“try”模型
function lista_campus()
{
$this->load->library('datatables');
$this->datatables->FROM('pdc_consumo_energia');
$this->datatables->SELECT("pdc_servicios_energia.campus AS Campus,
GROUP_CONCAT(pdc_consumo_energia.servicio) AS Num_Servicio_Campus,
GROUP_CONCAT(DISTINCT(YEAR(pdc_consumo_energia.periodo_fin))) AS YearFin,
CONCAT('', FORMAT(SUM(pdc_consumo_energia.consumo), 0)) AS SumatoriaConsumoEnergia,
CONCAT('$', FORMAT(SUM(pdc_consumo_energia.costo), 2)) AS SumatoriaCostoEnergia,
GROUP_CONCAT(DISTINCT(ctrl_servicios.account)) AS Total_Cuentas", FALSE);
$this->datatables->JOIN('ctrl_servicios', 'pdc_consumo_energia.servicio = ctrl_servicios.id', 'INNER');
$this->datatables->JOIN('pdc_servicios_energia', 'pdc_servicios_energia.cuenta = ctrl_servicios.account', 'INNER');
$this->datatables->WHERE('pdc_servicios_energia.campus IS NOT NULL AND pdc_consumo_energia.periodo_fin IS NOT NULL');
$this->datatables->GROUP_BY('pdc_consumo_energia.periodo_fin', 'pdc_servicios_energia.campus');
return $this->datatables->generate('json', '');
}
控制器:
function campus_buscar3()
{
// /* Configuración de la paginación */
$this->modelo_consumo_energia->lista_campus();
$data['title'] = '<i class="icon-fire"></i> TEST';
$data['subtitle'] = 'Test Vista Campus';
$data['body'] = 'busqueda_electricidad_campus_c';
$this->load->view('main', $data);
}
如果我尝试用“示例”的方式,它就不能显示任何东西…
“最后……视图/jscript:
<script type="text/javascript" charset="utf-8">
$(document).ready(function() {
//$(function() {
$('#Campusini').dataTable( {
//"order": [[ 1, "asc" ]],
/*"aoColumnDefs": [
{ 'bSortable': false, 'aTargets': [ 3 ]},
{ 'bSearchable': true }
],*/
"Processing": true,
"ServerSide": true,
"sAjaxSource": '<?php echo site_url(); ?>consumo_electricidad/campus_buscar3',
"bJQueryUI": true,
"sPaginationType": "full_numbers",
"iDisplayStart ":20,
"oLanguage": {
"sProcessing": ""
},
"aoColumns": [
{ "bSearchable": true, "bSortable": true, "mData": "YearFin" },
{ "bSearchable": true, "bSortable": true, "mData": "SumatoriaConsumoEnergia" },
{ "bSearchable": true, "bSortable": true, "mData": "SumatoriaCostoEnergia" },
{ "bSearchable": true, "bSortable": true, "mData": "Campus" }
],
'fnServerData': function(sSource, aoData, fnCallback)
{
$.ajax
({
'dataType': 'json',
'type' : 'POST',
'url' : sSource,
'data' : aoData,
'success' : fnCallback
});
}
} );
});
</script>
<table id= "Campusini" class = "table table-bordered datatable table-striped">
<thead>
<tr>
<th> Año </th>
<th> Consumo Total </th>
<th> Costo Total </th>
<th> Campus </th>
</tr>
</thead>
</table>
Stack Example
所以任何处理这件事的帮助都是很受欢迎的。提前谢谢。
最佳答案
很难回答…但我看到了可能的错误:
在控制器中调用函数
$this->modelo_consumo_energia->lista_campus();
但没有分配任何变量…所以没有结果。
我建议去调试一些简单的东西,看看哪一部分代码不起作用,因为我想你只是写了这些东西,然后就不可能知道发生了什么。
你在用MVC,拿着!似乎模型工作了,现在尝试验证控制器和视图是否工作得太过编写简单的代码,比如echo之类的东西…