119 lines
3.2 KiB
PHP
119 lines
3.2 KiB
PHP
<?php
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/**
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* Piwik - Open source web analytics
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*
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* @link http://piwik.org
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* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
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*
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*/
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namespace Piwik\DataAccess;
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use Exception;
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use Piwik\Common;
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use Piwik\Date;
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use Piwik\Db;
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use Piwik\DbHelper;
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class ArchiveTableCreator
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{
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const NUMERIC_TABLE = "numeric";
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const BLOB_TABLE = "blob";
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static public $tablesAlreadyInstalled = null;
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static public function getNumericTable(Date $date)
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{
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return self::getTable($date, self::NUMERIC_TABLE);
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}
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static public function getBlobTable(Date $date)
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{
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return self::getTable($date, self::BLOB_TABLE);
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}
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static protected function getTable(Date $date, $type)
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{
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$tableNamePrefix = "archive_" . $type;
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$tableName = $tableNamePrefix . "_" . $date->toString('Y_m');
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$tableName = Common::prefixTable($tableName);
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self::createArchiveTablesIfAbsent($tableName, $tableNamePrefix);
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return $tableName;
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}
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static protected function createArchiveTablesIfAbsent($tableName, $tableNamePrefix)
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{
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if (is_null(self::$tablesAlreadyInstalled)) {
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self::refreshTableList();
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}
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if (!in_array($tableName, self::$tablesAlreadyInstalled)) {
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$db = Db::get();
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$sql = DbHelper::getTableCreateSql($tableNamePrefix);
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// replace table name template by real name
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$tableNamePrefix = Common::prefixTable($tableNamePrefix);
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$sql = str_replace($tableNamePrefix, $tableName, $sql);
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try {
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$db->query($sql);
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} catch (Exception $e) {
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// accept mysql error 1050: table already exists, throw otherwise
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if (!$db->isErrNo($e, '1050')) {
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throw $e;
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}
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}
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self::$tablesAlreadyInstalled[] = $tableName;
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}
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}
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static public function clear()
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{
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self::$tablesAlreadyInstalled = null;
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}
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static public function refreshTableList($forceReload = false)
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{
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self::$tablesAlreadyInstalled = DbHelper::getTablesInstalled($forceReload);
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}
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/**
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* Returns all table names archive_*
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*
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* @return array
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*/
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static public function getTablesArchivesInstalled()
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{
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if (is_null(self::$tablesAlreadyInstalled)) {
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self::refreshTableList();
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}
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$archiveTables = array();
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foreach (self::$tablesAlreadyInstalled as $table) {
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if (strpos($table, 'archive_numeric_') !== false
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|| strpos($table, 'archive_blob_') !== false
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) {
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$archiveTables[] = $table;
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}
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}
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return $archiveTables;
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}
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static public function getDateFromTableName($tableName)
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{
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$tableName = Common::unprefixTable($tableName);
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$date = str_replace(array('archive_numeric_', 'archive_blob_'), '', $tableName);
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return $date;
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}
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static public function getTypeFromTableName($tableName)
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{
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if (strpos($tableName, 'archive_numeric_') !== false) {
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return self::NUMERIC_TABLE;
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}
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if (strpos($tableName, 'archive_blob_') !== false) {
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return self::BLOB_TABLE;
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}
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return false;
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}
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}
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