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<?php |
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defined('ABSPATH') || die('Restricted Access'); |
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|
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function acym_getTables(bool $reload = false): array |
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{ |
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static $tables = null; |
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if (empty($tables) || $reload) { |
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$tables = acym_loadResultArray('SHOW TABLES'); |
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} |
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|
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return $tables; |
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} |
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|
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function acym_getColumns(string $table, bool $acyTable = true, bool $addPrefix = true): array |
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{ |
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if ($addPrefix) { |
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$prefix = $acyTable ? '#__acym_' : '#__'; |
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$table = $prefix.$table; |
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} |
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|
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static $columns = []; |
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if (empty($columns[$table])) { |
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$columns[$table] = acym_loadResultArray('SHOW COLUMNS FROM '.acym_secureDBColumn($table)); |
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} |
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|
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return $columns[$table] ?? []; |
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} |
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|
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function acym_secureDBColumn(string $fieldName): string |
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{ |
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if (preg_match('|[^a-z0-9#_.-]|i', $fieldName) !== 0) { |
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die('field, table or database "'.esc_html($fieldName).'" not secured'); |
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} |
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|
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return $fieldName; |
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} |
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|
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function acym_getDatabases(): array |
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{ |
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try { |
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$allDatabases = acym_loadResultArray('SHOW DATABASES'); |
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} catch (Exception $exception) { |
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$allDatabases = []; |
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$allDatabases[] = acym_loadResult('SELECT DATABASE();'); |
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} |
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|
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$databases = []; |
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foreach ($allDatabases as $database) { |
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$databases[$database] = $database; |
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} |
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|
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return $databases; |
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} |
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|
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function acym_addLimit(string &$query, int $limit = 1, ?int $offset = null): void |
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{ |
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if (strpos($query, 'LIMIT ') !== false) { |
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return; |
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} |
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|
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$query .= ' LIMIT '; |
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if (!empty($offset)) { |
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$query .= intval($offset).','; |
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} |
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$query .= intval($limit); |
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} |
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|
