100 lines
2.5 KiB
PHP
100 lines
2.5 KiB
PHP
<?php
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namespace XFramework;
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/**
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* Roundcube Plus Framework plugin.
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*
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* This class provides functions that contain MySQL-specific queries.
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*
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* Copyright 2016, Tecorama LLC.
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*
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* @license Commercial. See the LICENSE file for details.
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*/
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require_once("DatabaseGeneric.php");
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require_once("DatabaseInterface.php");
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class DatabaseMysql extends DatabaseGeneric implements DatabaseInterface
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{
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/**
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* Returns the columns in the database table.
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* We're not using $this->rcmail->db->list_cols($table) because in some cases it doesn't return reliable results.
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*
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* @param string $table
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* @param bool $addPrefix
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* @return array
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*/
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public function getColumns(string $table, bool $addPrefix = true): array
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{
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if ($addPrefix) {
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$table = "{" . $table . "}";
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}
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$all = $this->all("SHOW COLUMNS FROM $table");
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$columns = [];
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if (is_array($all)) {
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foreach ($all as $item) {
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$columns[] = $item["Field"];
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}
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}
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return $columns;
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}
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/**
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* Returns the names of all the tables in the database.
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*
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* @return array
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*/
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public function getTables(): array
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{
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$result = [];
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$tables = $this->all("SHOW TABLES");
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if (is_array($tables)) {
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foreach ($tables as $table) {
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if ($values = array_values($table)) {
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$result[] = $values[0];
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}
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}
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}
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return $result;
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}
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/**
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* Checks if a table exists in the database.
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*
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* @param string $table
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* @return bool
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*/
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public function hasTable(string $table): bool
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{
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$result = $this->all("SHOW TABLES LIKE '" . $this->getTableName($table, false) . "'");
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return !empty($result);
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}
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/**
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* Removes records that are older than the specified amount of seconds.
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*
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* @param string $table
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* @param string $dateField
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* @param int $seconds
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* @param bool $addPrefix
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* @return bool
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*/
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public function removeOld(string $table, string $dateField = "created_at", int $seconds = 3600, bool $addPrefix = true): bool
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{
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if ($addPrefix) {
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$table = "{" . $table . "}";
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}
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if (!$this->query("DELETE FROM $table WHERE $dateField < DATE_SUB(CURDATE(), INTERVAL $seconds SECOND)")) {
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$this->logLastError();
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return false;
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}
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return true;
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}
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} |