php CI3 App模型

Posted 2021-05-04

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class App_model extends CI_Model {

	public function __construct()
	{
		parent::__construct();
	}

	public function query($string, $execute = false)
	{
		/* Query */
		$query = $this->db->query($string);

		if(!$execute){
			$query = $query->result();

			/* Return */
			if($query){
				return $query;
			}else{
				return false;
			}
		}
	}

	public function listing($table, $options = false)
	{
		/* Limit */
		if(@$options['limit']){
			if(is_array($options['limit'])){
				$this->db->limit($options['limit'][0], $options['limit'][1]);
			}else{
				$this->db->limit($options['limit']);
			}
		}

		/* Order By */
		if(@$options['order']){
			foreach ($options['order'] as $key => $value) {
				$this->db->order_by($key, $value);
			}
		}

		/* Like */
		if(@$options['like']){
			$like = 0;

			$this->db->group_start();

			foreach ($options['like'] as $key => $value) {
				if($like == 0){
					$this->db->like($key, $value);
				}else{
					$this->db->or_like($key, $value);
				}

				$like++;
			}

			$this->db->group_end();
		}

		/* Where */
		if(@$options['where']){
			$this->db->group_start();

			foreach ($options['where'] as $key => $value) {
				$this->db->where($key, $value);
			}

			$this->db->group_end();
		}

		/* Join */
		if(@$options['join']){
			foreach ($options['join'] as $value) {
				$this->db->join($value[0], $value[1], $value[2]);
			}
		}

		/* Select */
		if(@$options['select']){
			foreach ($options['select'] as $column) {
				$this->db->select($column);
			}
		}

		/* Get */
		$query = $this->db->get($table);
		$query = $query->result();

		/* Return */
		if($query){
			return $query;
		}else{
			return false;
		}
	}

	public function count($table, $options = false)
	{
		/* Where */
		if(@$options['where']){
			foreach ($options['where'] as $key => $value) {
				$this->db->where($key, $value);
			}
		}

		/* Like */
		if(@$options['like']){
			$like = 0;

			foreach ($options['like'] as $key => $value) {
				if($like == 0){
					$this->db->like($key, $value);
				}else{
					$this->db->or_like($key, $value);
				}

				$like++;
			}
		}

		/* Join */
		if(@$options['join']){
			foreach ($options['join'] as $value) {
				$this->db->join($value[0], $value[1], $value[2]);
			}
		}

		/* Return */
		return $this->db->count_all_results($table);
	}

	public function get($table, $options = false)
	{
		/* Limit */
		$this->db->limit(1);

		/* Order By */
		if(@$options['order']){
			foreach ($options['order'] as $key => $value) {
				$this->db->order_by($key, $value);
			}
		}

		/* Where */
		if(@$options['where']){
			foreach ($options['where'] as $key => $value) {
				$this->db->where($key, $value);
			}
		}

		/* Join */
		if(@$options['join']){
			foreach ($options['join'] as $value) {
				$this->db->join($value[0], $value[1], $value[2]);
			}
		}

		/* Select */
		if(@$options['select']){
			foreach ($options['select'] as $column) {
				$this->db->select($column);
			}
		}

		/* Get */
		$query = $this->db->get($table);
		$query = $query->result();

		/* Return */
		if($query){
			return $query[0];
		}else{
			return false;
		}
	}

	public function insert($table, $data)
	{
		/* Insert */
		$this->db->insert($table, $data);

		/* Return */
		return $this->db->insert_id();
	}

	public function update($table, $where, $data)
	{
		/* Where */
		if($where){
			foreach ($where as $key => $value) {
				$this->db->where($key, $value);
			}
		}

		/* Update */
		$this->db->update($table, $data);
	}

	public function delete($table, $where)
	{
		/* Where */
		if($where){
			foreach ($where as $key => $value) {
				$this->db->where($key, $value);
			}
		}

		/* Update */
		$this->db->delete($table);
	}

}

/* End of file App_model.php */
/* Location: ./application/models/App_model.php */