837 lines
21 KiB
PHP
837 lines
21 KiB
PHP
<?php
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/**
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* FuzeWorks
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*
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* The FuzeWorks MVC PHP FrameWork
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*
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* Copyright (C) 2015 TechFuze
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @author TechFuze
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* @copyright Copyright (c) 2013 - 2015, Techfuze. (http://techfuze.net)
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* @copyright Copyright (c) 1996 - 2015, Free Software Foundation, Inc. (http://www.fsf.org/)
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3 License
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* @link http://fuzeworks.techfuze.net
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* @since Version 0.0.1
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* @version Version 0.0.1
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*/
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namespace Module\DatabaseUtils;
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use \FuzeWorks\Module;
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use \FuzeWorks\DatabaseException;
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/**
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* Class Query
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* @package net.techfuze.fuzeworks.databaseutils
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* @author GOScripting
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* @copyright Copyright (c) 2014 - 2015, GOScripting B.V. (http://goscripting.com)
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3 License
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* @link http://goframework.net
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*
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* @method $this or() or(string $field, string $arg2) OR $arg2 is the value of the field, or an operator in which case the value is pushed to the third argument
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* @method $this and() and(string $field, string $arg2) AND $arg2 is the value of the field, or an operator in which case the value is pushed to the third argument
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*/
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class Query extends Module {
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/**
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* @var string The string containing the query
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*/
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private $query = '';
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/**
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* @var array The binds corresponding to the query
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*/
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private $binds = array();
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/**
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* @var null|string The table used
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*/
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private $table = '';
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/**
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* @var null|\PDOStatement
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*/
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private $sth = null;
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public function __construct(&$core){
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parent::__construct($core);
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}
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/**
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* Default module function on creation
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*/
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public function onLoad() {}
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/**
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* Each argument is another field to select
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*
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* @return $this
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*/
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public function select()
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{
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$this->query .= 'SELECT ' . (func_num_args() == 0 ? '*' : '`' . implode("`, `", func_get_args()) . '`');
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return $this;
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}
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/**
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* From
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*
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* @param ...$table null|string The table, if it is null, the table set with setTable() will be used
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* @return $this
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* @throws Exception
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*/
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public function from()
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{
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$tables = func_get_args();
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$this->query .= ' FROM ';
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if(count($tables) == 0)
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$tables[] = "`$this->table`";
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else foreach($tables as $i => $t) {
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if ($t == '' && $this->table == '')
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throw new Exception("No table given");
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$tables[$i] = strpos($t, ' ') === false ? "`$t`" : '`'.implode('` ', explode(' ', $t));
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}
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$this->query .= implode(', ', $tables);
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return $this;
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}
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/**
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* (Inner) join
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*
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* @param string $table The table to join
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* @param string $type The type of join to perform (JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN)
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* @return $this
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* @throws Exception
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*/
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public function join($table, $type = ''){
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if($table === '') {
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if ($this->table == '')
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throw new Exception("No table given");
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$table = $this->table;
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}
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if($type != '')
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$this->query .= ' '.$type;
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$this->query .= ' JOIN ' . (strpos($table, ' ') === false ? "`$table`" : '`'.implode('` ', explode(' ', $table)));
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return $this;
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}
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/**
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* Left join
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*
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* @param string $table The table to join
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* @return $this
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* @throws Exception
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*/
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public function left_join($table){
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return $this->join($table, 'LEFT');
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}
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/**
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* Right join
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*
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* @param string $table The table to join
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* @return $this
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* @throws Exception
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*/
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public function right_join($table){
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return $this->join($table, 'RIGHT');
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}
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/**
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* Full join
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*
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* @param string $table The table to join
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* @return $this
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* @throws Exception
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*/
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public function full_join($table){
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return $this->join($table, 'FULL');
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}
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/**
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* On
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*
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* @param string $field Field name, or raw SQL
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function on($field, $arg2 = null, $arg3 = null){
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return $this->where($field, $arg2, $arg3, 'ON');
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}
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/**
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* Where
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*
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* @param string $field Field name, or raw SQL
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* @param string $arg2, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @param string $type Whether this is an WHERE or ON operation
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* @return $this
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*/
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public function where($field, $arg2 = null, $arg3 = null, $type = 'WHERE'){
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if($arg2 === null)
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return $this->sql(' '.$type.' '.$field);
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//The value is the second parameter, unless the second parameter is an operator, in which case it's the third
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$value = ($arg3 == null ? $arg2 : $arg3);
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//If the third parameter is not given, the default operator should be used
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$operator = strtoupper($arg3 == null ? "=" : $arg2);
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$field = $this->formatField($field);
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switch($operator){
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case 'IN':
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$this->query .= ' '.$type.' '.$field.' IN (';
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foreach($value as $k => $v){
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$this->query .= '?,';
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$this->binds[] = $v;
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}
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//Remove the trailing comma and close it
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$this->query = rtrim($this->query, ",") . ')';
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break;
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case 'BETWEEN':
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$this->query .= ' '.$type.' '.$field.' BETWEEN ? AND ?';
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$this->binds[] = $value[0];
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$this->binds[] = $value[1];
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break;
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default:
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$this->query .= ' '.$type.' '.$field.' ' . $operator . ' ?';
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$this->binds[] = $value;
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break;
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}
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return $this;
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}
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/**
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* Where open. Is the start of WHERE(....). To end this call ->close()
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*
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* @param string $field Field name, or raw SQL
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function where_open($field, $arg2, $arg3 = null){
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$old = $this->query;
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$this->where($field, $arg2, $arg3);
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//Replace the WHERE with WHERE (
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$this->query = $old . ' WHERE (' . substr($this->query, strlen($old) + 7);
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return $this;
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}
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/**
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* Or, this function should be called after ->where() or ->having(). Please use ->or as an alias instead of ->_or()
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*
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* @param string $field Field name, or raw SQL
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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private function _or($field, $arg2 = null, $arg3 = null){
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if($arg2 === null)
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return $this->sql(' OR '.$field);
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//The value is the second paramter, unless the second parameter is an operator, in which case it's the third
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$value = ($arg3 == null ? $arg2 : $arg3);
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//If the third parameter is not given, the default operator should be used
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$operator = strtoupper($arg3 == null ? "=" : $arg2);
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$field = $this->formatField($field);
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switch($operator){
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case 'IN':
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$this->query .= ' OR ' . $field .' IN (';
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foreach($value as $k => $v){
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$this->query .= '?,';
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$this->binds[] = $v;
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}
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//Remove the trailing comma and close it
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$this->query = rtrim($this->query, ",") . ')';
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break;
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case 'BETWEEN':
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$this->query .= ' OR ' . $field .' BETWEEN ? AND ?';
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$this->binds[] = $value[0];
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$this->binds[] = $value[1];
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break;
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default:
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$this->query .= ' OR ' . $field .' ' . $operator . ' ?';
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$this->binds[] = $value;
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break;
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}
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return $this;
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}
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/**
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* Or open. Is the start of OR(....). To end this call ->close()
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*
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* @param string $field Field name, or raw SQL
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function or_open($field, $arg2, $arg3 = null){
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$old = $this->query;
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$this->_or($field, $arg2, $arg3);
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//Replace the OR with OR (
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$this->query = $old . ' OR (' . substr($this->query, strlen($old) + 4);
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return $this;
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}
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/**
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* And, this function should be called after ->where() or ->having(). Please use ->and as an alias instead of ->_and()
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*
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* @param string $field Field name, or raw SQL
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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private function _and($field, $arg2 = null, $arg3 = null){
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if($arg2 === null)
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return $this->sql(' AND '.$field);
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//The value is the second paramter, unless the second parameter is an operator, in which case it's the third
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$value = ($arg3 == null ? $arg2 : $arg3);
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//If the third parameter is not given, the default operator should be used
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$operator = strtoupper($arg3 == null ? "=" : $arg2);
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$field = $this->formatField($field);
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switch($operator){
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case 'IN':
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$this->query .= ' AND ' . $field .' IN (';
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foreach($value as $k => $v){
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$this->query .= '?,';
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$this->binds[] = $v;
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}
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//Remove the trailing comma and close it
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$this->query = rtrim($this->query, ",") . ')';
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break;
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case 'BETWEEN':
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$this->query .= ' AND ' . $field .' BETWEEN ? AND ?';
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$this->binds[] = $value[0];
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$this->binds[] = $value[1];
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break;
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default:
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$this->query .= ' AND ' . $field .' ' . $operator . ' ?';
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$this->binds[] = $value;
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break;
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}
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return $this;
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}
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/**
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* And open. Is the start of AND(....). To end this call ->close()
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*
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* @param $field
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function and_open($field, $arg2, $arg3 = null){
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$old = $this->query;
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$this->_and($field, $arg2, $arg3);
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//Replace the AND with AND (
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$this->query = $old . ' AND (' . substr($this->query, strlen($old) + 5);
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return $this;
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}
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/**
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* Closes and ->where_open() or ->having_open()
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* @return $this
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*/
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public function close(){
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$this->query .= ')';
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return $this;
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}
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/**
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* Order By
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*
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* Each argument is another order. If you put a minus in front of the name, the order will be DESC instead of ASC
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*
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* @return $this
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*/
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public function order(){
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$this->query .= ' ORDER BY';
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foreach(func_get_args() as $field){
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if(substr($this->query, -2) != 'BY')
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$this->query .= ",";
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$mode = 'ASC';
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if(substr($field, 0, 1) == '-'){
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$field = substr($field, 1);
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$mode = 'DESC';
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}
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$field = $this->formatField($field);
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$this->query .= ' ' . $field . ' ' . $mode;
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}
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return $this;
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}
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/**
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* limit
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*
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* @param $limit int Limit
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* @param int $offset int Offset
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* @return $this
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*/
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public function limit($limit, $offset = 0){
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$this->query .= ' LIMIT ' . $offset . ', ' . $limit;
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return $this;
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}
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/**
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* Having
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*
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* @param $field
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function having($field, $arg2, $arg3 = null){
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//The value is the second paramter, unless the second parameter is an operator, in which case it's the third
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$value = ($arg3 == null ? $arg2 : $arg3);
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//If the third parameter is not given, the default operator should be used
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$operator = strtoupper($arg3 == null ? "=" : $arg2);
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$field = $this->formatField($field);
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switch($operator){
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case 'IN':
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$this->query .= ' HAVING ' . $field .' IN (';
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foreach($value as $k => $v){
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$this->query .= '?,';
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$this->binds[] = $v;
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}
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|
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//Remove the trailing comma and close it
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$this->query = rtrim($this->query, ",") . ')';
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break;
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case 'BETWEEN':
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$this->query .= ' HAVING ' . $field .' BETWEEN ? AND ?';
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$this->binds[] = $value[0];
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$this->binds[] = $value[1];
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break;
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default:
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$this->query .= ' HAVING ' . $field .' ' . $operator . ' ?';
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$this->binds[] = $value;
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break;
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}
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return $this;
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}
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|
|
|
/**
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* Having open. Is the start of HAVING(....). To end this call ->close()
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*
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* @param $field
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* @param $arg2 string, The value of the field, or an operator in which case the value is pushed to $arg3
|
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* @param null|string $arg3 The value of the field when $arg2 is used for an operator
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* @return $this
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*/
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public function having_open($field, $arg2, $arg3 = null){
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$old = $this->query;
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$this->having($field, $arg2, $arg3);
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//Replace the WHERE with WHERE (
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$this->query = $old . ' HAVING (' . substr($this->query, strlen($old) + 8);
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return $this;
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}
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|
|
/**
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|
* Update
|
|
*
|
|
* @param $table null|string Name of the table, if it is null, the table set with setTable() will be used
|
|
* @return $this
|
|
* @throws Exception
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|
*/
|
|
|
|
public function update($table = '')
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|
{
|
|
if($table === ''){
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|
|
|
if($this->table == '')
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throw new Exception("No table given");
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|
|
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$table = $this->table;
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}
|
|
|
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$this->query .= 'UPDATE `' . $table . '`';
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|
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return $this;
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|
}
|
|
|
|
/**
|
|
* Set
|
|
*
|
|
* @param $data array|string Key value, $field => $value or raw SQL
|
|
* @return $this
|
|
*/
|
|
public function set($data)
|
|
{
|
|
if(is_string($data))
|
|
return $this->sql(' SET '.$data);
|
|
|
|
$this->query .= ' SET';
|
|
|
|
$first = true;
|
|
|
|
foreach($data as $field => $value){
|
|
|
|
if(!$first)
|
|
$this->query .= ',';
|
|
|
|
$first = false;
|
|
$this->query .= ' `' . $field . '`=?';
|
|
|
|
$this->binds[] = $value;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Delete
|
|
*
|
|
* @return $this
|
|
*/
|
|
public function delete()
|
|
{
|
|
|
|
$this->query .= 'DELETE';
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Insert
|
|
*
|
|
* @param $array array Key value, $field => $value
|
|
* @param $table string|null Table name, if it is null, the table set with setTable() will be used
|
|
* @return $this
|
|
* @throws Exception
|
|
*/
|
|
public function insert($array, $table = ''){
|
|
|
|
if($table === ''){
|
|
|
|
if($this->table == '')
|
|
throw new DatabaseException("No table given");
|
|
|
|
$table = $this->table;
|
|
}
|
|
|
|
//Implode the array to get a list with the fields
|
|
$this->query .= 'INSERT INTO `' . $table . '` (`' . implode('`,`', array_keys($array)) . '`) VALUES (';
|
|
|
|
//Add all the values as ? and add them to the binds
|
|
foreach($array as $field => $value){
|
|
$this->query .= '?,';
|
|
|
|
$this->binds[] = $value;
|
|
}
|
|
|
|
$this->query = rtrim($this->query, ',') . ')';
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Add raw SQL to the query string
|
|
*
|
|
* @param string $sql The SQL to add
|
|
* @return string
|
|
*/
|
|
public function sql($sql){
|
|
|
|
$this->query .= $sql;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Formats the given field
|
|
*
|
|
* @param string $field The field to format
|
|
* @return string The formatted field
|
|
*/
|
|
private function formatField($field){
|
|
|
|
if(strpos($field, '.') === false)
|
|
$field = "`$field`";
|
|
|
|
return $field;
|
|
}
|
|
|
|
/**
|
|
* Returns the query
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getQuery(){
|
|
|
|
return $this->query;
|
|
}
|
|
|
|
/**
|
|
* Return the binds that corresponds with the binds
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getBinds(){
|
|
|
|
return $this->binds;
|
|
}
|
|
|
|
/**
|
|
* @param $table
|
|
* @return $this
|
|
*/
|
|
public function setTable($table){
|
|
|
|
$this->table = $table;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* @return null|string
|
|
*/
|
|
public function getTable(){
|
|
|
|
return $this->table;
|
|
}
|
|
|
|
/**
|
|
* @return $this
|
|
*/
|
|
public function commit(){
|
|
|
|
$this->mods->database->commit();
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* @return $this
|
|
*/
|
|
public function beginTransaction(){
|
|
|
|
$this->mods->database->beginTransaction();
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* @return $this
|
|
*/
|
|
public function rollback(){
|
|
|
|
$this->mods->database->rollback();
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Executes the query generated
|
|
*
|
|
* @return $this
|
|
* @throws DatabaseException
|
|
*/
|
|
public function execute(){
|
|
|
|
|
|
if($this->config->database->debug)
|
|
$this->logger->log("Generated query: ".$this->query, 'QueryBuilder');
|
|
|
|
try{
|
|
|
|
$this->sth = $this->mods->database->prepare($this->query);
|
|
if(count($this->binds) === 0){
|
|
|
|
$this->sth->execute();
|
|
}else{
|
|
|
|
$this->sth->execute($this->binds);
|
|
}
|
|
}catch (\PDOException $e) {
|
|
|
|
throw new DatabaseException('Could not execute SQL-query due PDO-exception ' . $e->getMessage());
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns the results of the query as an associative array. ->execute() must be called first.
|
|
* @return array
|
|
* @throws DatabaseException
|
|
*/
|
|
public function getArray(){
|
|
|
|
if(!isset($this->sth))
|
|
$this->execute();
|
|
|
|
return $this->sth->fetchAll(\PDO::FETCH_ASSOC);
|
|
}
|
|
|
|
/**
|
|
* Returns the results of the query as an array containing objects. ->execute() must be called first.
|
|
* @return object[]
|
|
* @throws DatabaseException
|
|
*/
|
|
public function getObject(){
|
|
|
|
if(!isset($this->sth))
|
|
$this->execute();
|
|
|
|
return $this->sth->fetchAll(\PDO::FETCH_OBJ);
|
|
}
|
|
|
|
/**
|
|
* Returns the amount of rows that are affected. ->execute must be called first.
|
|
* @return int Amount of rows that are affected
|
|
* @throws DatabaseException
|
|
*/
|
|
public function getRowCount(){
|
|
|
|
if(!isset($this->sth))
|
|
$this->execute();
|
|
|
|
return $this->sth->rowCount();
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function getLastInsertId(){
|
|
|
|
return $this->mods->database->lastInsertId();
|
|
|
|
}
|
|
|
|
/**
|
|
* PHP does not allow to use "or" and "and" as function name, by using __call we can redirect them to _or and _and
|
|
*
|
|
* @param $name string
|
|
* @param $arguments array
|
|
* @return mixed
|
|
*/
|
|
public function __call($name, $arguments){
|
|
|
|
switch($name){
|
|
|
|
case "or":
|
|
return call_user_func_array(array($this, "_or"), $arguments);
|
|
|
|
case "and":
|
|
return call_user_func_array(array($this, "_and"), $arguments);
|
|
}
|
|
}
|
|
} |