File: src/query/DeleteQuery.php

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File: src/query/DeleteQuery.php
Role: Class source
Content type: text/plain
Description: Class source
Class: Queasy DB
Execute queries by accessing class variables
Author: By
Last change:
Date: 6 months ago
Size: 1,564 bytes
 

Contents

Class file image Download
<?php

namespace queasy\db\query;

use
PDO;

class
DeleteQuery extends TableQuery
{
    private
$fieldName;

    private
$fieldValue;

    public function
__construct(PDO $pdo, $tableName, $fieldName = null, $fieldValue = null)
    {
       
parent::__construct($pdo, $tableName);

       
$this->fieldName = $fieldName;

       
$this->fieldValue = is_array($fieldValue)
            ?
array_unique($fieldValue)
            :
$fieldValue;
    }

    public function
run(array $params = array(), array $options = array())
    {
       
$conditionString = '';
        if (
null !== $this->fieldName) {
            if (
is_array($this->fieldValue)) {
               
$params = array();
                for (
$i = 1; $i <= count($this->fieldValue); $i++) {
                   
$params[':' . $this->fieldName . '_queasydb_' . $i] = $this->fieldValue[$i - 1];
                }

               
$conditionString = sprintf(
                   
'WHERE %s IN (%s)',
                   
$this->fieldName,
                   
implode(', ', array_keys($params))
                );
            } else {
               
$conditionString = sprintf(
                   
'WHERE `%s` = :%1$s',
                   
$this->fieldName
               
);

               
$params = array(':' . $this->fieldName => $this->fieldValue);
            }
        }

       
$sql = sprintf('
            DELETE FROM `%s`
            %s'
,
           
$this->tableName(),
           
$conditionString
       
);

       
$this->setSql($sql);

        return
parent::run($params, $options);
    }
}


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