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<?php
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class infoTips_model extends CI_Model
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{
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var $topnum = false; //返回记录数
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var $orderby = false;
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var $where = false; //查询条件
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function __construct()
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{
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parent::__construct();
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$this->HT = $this->load->database('INFORMATION', TRUE);
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}
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public function init() {
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$this->topnum = false;
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$this->where = false;
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$this->orderby = ' order by it_expires ASC ';
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}
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public function detail($it_id){
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$this->init();
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$this->topnum = 1;
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$this->where = ' AND it.it_id=' . $this->HT->escape($it_id);
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return $this->get_list();
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}
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public function get_list() {
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$this->topnum ? $sql = "SELECT TOP " . $this->topnum : $sql = "SELECT ";
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$sql .= "
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it.it_id
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,it.it_title
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,it.it_expires
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,it.it_code
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,it.it_content
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,it.it_sitecode
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,it.it_datetime
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from infoTips it
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where 1=1
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AND it.it_sitecode=?
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";
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$this->where ? $sql.=$this->where : false;
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$this->orderby ? $sql.=$this->orderby : false;
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$query = $this->HT->query($sql,array($this->config->item('site_code')));
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//print_r($this->INFO->queries);
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if ($this->topnum === 1) {
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if ($query->num_rows() > 0) {
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$row = $query->row();
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return $row;
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} else {
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return FALSE;
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}
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} else {
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return $query->result();
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}
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}
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// keyword 可以是标题或者 URL，使用空格分开
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public function search($keywords, $byWhat) {
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if ($byWhat == 'byTitle') {
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$whereCodition .= " and it.it_title like '%" . $keyword . "%'";
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} else if ($byWhat == 'byLabel') {
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$whereCodition .= " and it.it_code like '%" . $keyword . "%'";
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} else if ($byWhat == 'byContent') {
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$whereCodition .= " and it.it_content like '%" . $keyword . "%'";
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}
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$searchText =
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"select it.it_id ,it.it_title,it.it_expires,it.it_code,it.it_content,it.it_sitecode,it.it_datetime
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from infoTips it
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where it.it_sitecode=?"
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. $whereCodition . ") "
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. " order by it_expires ASC";
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$query = $this->HT->query($searchText, array($this->config->item('site_code')));
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return $query->result();
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}
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public function add($table, $data)
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{
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if ($this->HT->insert($table, $data)) {
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return $this->HT->last_id($table);
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} else {
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return false;
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}
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}
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public function update($table, $data, $where)
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{
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return $this->HT->update($table, $data, $where);
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}
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public function delete($table, $where)
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{
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return $this->HT->delete($table, $where);
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}
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} |