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118 lines
2.5 KiB
PHP
118 lines
2.5 KiB
PHP
<?php
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/**
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*
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* This file is part of the phpBB Forum Software package.
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*
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* @copyright (c) phpBB Limited <https://www.phpbb.com>
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* @license GNU General Public License, version 2 (GPL-2.0)
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*
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* For full copyright and license information, please see
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* the docs/CREDITS.txt file.
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*
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*/
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namespace phpbb\textreparser;
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abstract class row_based_plugin extends base
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{
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/**
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* @var \phpbb\db\driver\driver_interface
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*/
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protected $db;
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/**
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* Constructor
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*
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* @param \phpbb\db\driver\driver_interface $db Database connection
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*/
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public function __construct(\phpbb\db\driver\driver_interface $db)
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{
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$this->db = $db;
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}
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/**
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* Return the name of the column that correspond to each field
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*
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* @return array
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*/
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abstract public function get_columns();
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/**
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* Return the name of the table used by this plugin
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*
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* @return string
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*/
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abstract public function get_table_name();
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/**
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* {@inheritdoc}
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*/
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public function get_max_id()
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{
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$columns = $this->get_columns();
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$sql = 'SELECT MAX(' . $columns['id'] . ') AS max_id FROM ' . $this->get_table_name();
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$result = $this->db->sql_query($sql);
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$max_id = (int) $this->db->sql_fetchfield('max_id');
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$this->db->sql_freeresult($result);
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return $max_id;
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}
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/**
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* {@inheritdoc}
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*/
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protected function get_records_by_range($min_id, $max_id)
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{
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$sql = $this->get_records_by_range_query($min_id, $max_id);
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$result = $this->db->sql_query($sql);
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$records = $this->db->sql_fetchrowset($result);
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$this->db->sql_freeresult($result);
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return $records;
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}
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/**
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* Generate the query that retrieves all records for given range
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*
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* @param integer $min_id Lower bound
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* @param integer $max_id Upper bound
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* @return string SQL query
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*/
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protected function get_records_by_range_query($min_id, $max_id)
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{
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$columns = $this->get_columns();
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$fields = array();
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foreach ($columns as $field_name => $column_name)
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{
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if ($column_name === $field_name)
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{
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$fields[] = $column_name;
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}
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else
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{
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$fields[] = $column_name . ' AS ' . $field_name;
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}
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}
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$sql = 'SELECT ' . implode(', ', $fields) . '
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FROM ' . $this->get_table_name() . '
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WHERE ' . $columns['id'] . ' BETWEEN ' . $min_id . ' AND ' . $max_id;
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return $sql;
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}
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/**
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* {@inheritdoc}
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*/
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protected function save_record(array $record)
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{
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$columns = $this->get_columns();
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$sql = 'UPDATE ' . $this->get_table_name() . '
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SET ' . $columns['text'] . " = '" . $this->db->sql_escape($record['text']) . "'
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WHERE " . $columns['id'] . ' = ' . $record['id'];
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$this->db->sql_query($sql);
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}
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}
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