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<?php |
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namespace Lagdo\DbAdmin\Db\Traits; |
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use function substr; |
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use function strlen; |
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use function preg_replace; |
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trait AdminQueryTrait |
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{ |
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/** |
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* Query printed after execution in the message |
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* |
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* @param string $query Executed query |
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* |
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* @return string |
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*/ |
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private function messageQuery(string $query/*, string $time*/): string |
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{ |
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if (strlen($query) > 1e6) { |
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// [\x80-\xFF] - valid UTF-8, \n - can end by one-line comment |
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$query = preg_replace('~[\x80-\xFF]+$~', '', substr($query, 0, 1e6)) . "\n…"; |
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} |
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return $query; |
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} |
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/** |
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* Execute query |
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* |
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* @param string $query |
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* @param bool $execute |
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* @param bool $failed |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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private function executeQuery(string $query, bool $execute = true, bool $failed = false/*, string $time = ''*/): bool |
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{ |
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if ($execute) { |
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// $start = microtime(true); |
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$failed = !$this->driver->execute($query); |
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// $time = $this->trans->formatTime($start); |
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} |
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if ($failed) { |
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$sql = ''; |
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if ($query) { |
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$sql = $this->messageQuery($query/*, $time*/); |
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} |
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throw new Exception($this->driver->error() . $sql); |
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} |
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return true; |
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} |
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/** |
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* Execute remembered queries |
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* |
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* @param bool $failed |
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* |
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* @return bool |
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* @throws Exception |
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*/ |
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private function executeSavedQuery(bool $failed): bool |
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{ |
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list($queries/*, $time*/) = $this->driver->queries(); |
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return $this->executeQuery($queries, false, $failed/*, $time*/); |
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} |
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/** |
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* Drop old object and create a new one |
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* |
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* @param string $drop Drop old object query |
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* @param string $create Create new object query |
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* @param string $dropCreated Drop new object query |
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* @param string $test Create test object query |
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* @param string $dropTest Drop test object query |
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* @param string $oldName |
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* @param string $newName |
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* |
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* @return string |
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* @throws Exception |
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*/ |
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private function dropAndCreate(string $drop, string $create, string $dropCreated, |
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string $test, string $dropTest, string $oldName, string $newName): string |
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{ |
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if ($oldName == '' && $newName == '') { |
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$this->executeQuery($drop); |
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return 'dropped'; |
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} |
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if ($oldName == '') { |
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$this->executeQuery($create); |
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return 'created'; |
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} |
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if ($oldName != $newName) { |
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$created = $this->driver->execute($create); |
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$dropped = $this->driver->execute($drop); |
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// $this->executeSavedQuery(!($created && $this->driver->execute($drop))); |
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if (!$dropped && $created) { |
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$this->driver->execute($dropCreated); |
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} |
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return 'altered'; |
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} |
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$this->executeSavedQuery(!($this->driver->execute($test) && |
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$this->driver->execute($dropTest) && |
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$this->driver->execute($drop) && $this->driver->execute($create))); |
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return 'altered'; |
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} |
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} |
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lagdo /
jaxon-dbadmin
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