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<?php |
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/** |
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* Copyright (C) 2022-2023 Rafael San José Tovar <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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namespace Alxarafe\Database; |
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use Alxarafe\Core\Helpers\Dispatcher; |
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use Alxarafe\Core\Singletons\Config; |
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use Alxarafe\Core\Singletons\Debug; |
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use Alxarafe\Core\Singletons\FlashMessages; |
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use Alxarafe\Core\Singletons\Translator; |
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use DebugBar\DebugBarException; |
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use Symfony\Component\Yaml\Yaml; |
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/** |
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* Class Schema |
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* |
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* La clase abstracta Schema, define un esquema de base de datos teórico al que |
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* se traduce la base de datos real y viceversa, de manera que el código sea |
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* en la medida de lo posible, no dependiente de la base de datos real. |
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* |
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* TODO: ¿La información cacheada se procesa en YamlSchema o no merece la pena? |
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* |
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* @author Rafael San José Tovar <[email protected]> |
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* @version 2023.0101 |
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* |
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* @package Alxarafe\Database |
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*/ |
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class Schema |
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{ |
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/** |
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* Tipo entero. Número sin decimales. |
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*/ |
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public const TYPE_INTEGER = 'integer'; |
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/** |
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* Tipo real o coma flotante. Número con decimales. Puede dar problema con redondeos. |
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*/ |
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public const TYPE_FLOAT = 'float'; |
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/** |
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* Tipo numérico de coma fija. Número con N decimales y precisión absoluta. |
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* Es igual que un integer, pero se asume que un número determinado de dígitos son decimales. |
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*/ |
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public const TYPE_DECIMAL = 'decimal'; |
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/** |
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* Tipo cadena de texto |
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*/ |
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public const TYPE_STRING = 'string'; |
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/** |
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* Tipo bloque de texto |
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*/ |
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public const TYPE_TEXT = 'text'; |
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/** |
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* Tipo fecha |
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*/ |
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public const TYPE_DATE = 'date'; |
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/** |
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* Tipo hora |
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*/ |
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public const TYPE_TIME = 'time'; |
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/** |
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* Tipo fecha + hora. |
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* TODO: Hay que revisar el tema de la zona horaria. |
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* De lógica, siempre se debe de almacenar como UTC y convertir al guardar y leer. |
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*/ |
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public const TYPE_DATETIME = 'datetime'; |
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/** |
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* Tipo lógico: TRUE o FALSE. |
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*/ |
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public const TYPE_BOOLEAN = 'bool'; |
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/** |
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* Retorno de carro y salto de línea |
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*/ |
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const CRLF = "\r\n"; |
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/** |
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* Contiene la definición ampliada de la estructura de la base de datos. |
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* |
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* @var array |
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*/ |
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public static array $bbddStructure; |
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public static function checkDatabaseStructure() |
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{ |
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foreach (YamlSchema::getTables() as $key => $table) { |
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if (!file_exists($table)) { |
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Debug::message('No existe la tabla ' . $table); |
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} |
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Debug::message("Verificando la tabla $key, definida en $table."); |
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if (!static::checkStructure($key, $table)) { |
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FlashMessages::setError('Error al comprobar la estructura de la tabla ' . $table); |
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} |
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} |
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} |
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/** |
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* Return true if $tableName exists in database |
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* |
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* @param string $tableName |
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* |
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* @return bool |
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* @throws DebugBarException |
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*/ |
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public static function tableExists($tableName): bool |
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{ |
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$tableNameWithPrefix = DB::$dbPrefix . $tableName; |
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$dbName = DB::$dbName; |
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$sql = "SELECT COUNT(*) AS Total FROM information_schema.tables WHERE table_schema = '{$dbName}' AND table_name='{$tableNameWithPrefix}'"; |
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$data = Engine::select($sql); |
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$result = reset($data); |
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return $result['Total'] === '1'; |
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} |
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private static function getFieldsAndIndexes($tableName, $path): array |
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{ |
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$data = Yaml::parseFile($path); |
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$result = []; |
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foreach ($data['fields'] ?? [] as $key => $datum) { |
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$datum['key'] = $key; |
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$result['fields'][$key]['db'] = DB::normalizeFromYaml($datum); |
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$result['fields'][$key]['info'] = Schema::normalize($datum); |
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if ($result['fields'][$key]['type'] === 'autoincrement') { |
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// TODO: Ver cómo tendría que ser la primary key |
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$result['indexes']['primary'] = $key; |
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} |
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} |
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foreach ($data['indexes'] ?? [] as $key => $datum) { |
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$datum['key'] = $key; |
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$result['indexes'][$key] = $datum; |
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} |
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/* |
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Igual conviene crear una clase: |
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- DBSchema (con los datos de la base de datos real) |
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- DefinedSchema (con los datos definidos) |
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y que Schema cree o adapte según los datos de ambas. Que cada una lleve lo suyo |
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Que el resultado se guarde en el yaml y que se encargue de realizar las conversines |
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oportunas siempre que no suponga una pérdida de datos. |
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*/ |
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return $result; |
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} |
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private static function getFields($tableName): array |
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{ |
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$yamlSourceFilename = self::$tables[$tableName]; |
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if (!file_exists($yamlSourceFilename)) { |
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dump('No existe el archivo ' . $yamlSourceFilename); |
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} |
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$data = Yaml::parseFile($yamlSourceFilename); |
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$result = []; |
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foreach ($data as $key => $datum) { |
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$datum['key'] = $key; |
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$result[$key] = Schema::normalize($datum); |
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} |
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/* |
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Igual conviene crear una clase: |
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- DBSchema (con los datos de la base de datos real) |
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- DefinedSchema (con los datos definidos) |
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y que Schema cree o adapte según los datos de ambas. Que cada una lleve lo suyo |
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Que el resultado se guarde en el yaml y que se encargue de realizar las conversines |
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oportunas siempre que no suponga una pérdida de datos. |
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*/ |
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return $result; |
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} |
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private static function getIndexes($tableName): array |
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{ |
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$result = []; |
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return $result; |
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} |
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private static function getRelated($tableName): array |
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{ |
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$result = []; |
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return $result; |
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} |
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private static function checkTable(string $tableName, string $path, bool $create = true): array |
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{ |
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$yaml = Yaml::parseFile($path); |
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$fields = $yaml['fields'] ?? []; |
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$data = []; |
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foreach ($fields as $key => $field) { |
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$field['key'] = $key; |
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$schema = DB::yamlFieldToSchema($field); |
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$data[$key]['db'] = DB::yamlFieldToDb($schema); |
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$data[$key]['schema'] = $schema; |
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} |
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$indexes = $yaml['indexes'] ?? []; |
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return [ |
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'fields' => $data, |
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'indexes' => $indexes, |
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]; |
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} |
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/** |
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* Comprueba la estructura de la tabla y la crea si no existe y así se solicita. |
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* Si los datos de la estructura no están en la caché, los regenera y almacena. |
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* Al regenerar los datos para la caché, también realiza una verificación de |
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* la estructura por si hay cambios que aplicar en la misma. |
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* |
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* TODO: Es mejor que haya un checkStructure que genere TODAS las tablas e índices |
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* Ese checkstructure se debe de generar tras limpiar caché. |
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* La caché deberá de limpiarse cada vez que se active o desactive un módulo. |
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* El último paso de la generación de tablas, sería comprobar las dependencias |
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* de tablas para saber cuántas tablas usan una constraint de cada tabla para poder |
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* realizar cambios en la base de datos y tener una visión más nítida de la misma en |
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* cualquier momento, si bien, esa estructura no será clara hasta que no se hayan leído |
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* todas, y si hay un cambio entre medias, pues igual la única solución viable es |
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* determinarlo por la propia base de datos. |
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* |
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* @author Rafael San José Tovar <[email protected]> |
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* @version 2023.0105 |
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* |
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* @param string $tableName |
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* @param string $path |
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* @param bool $create |
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* |
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* @return bool |
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* @throws DebugBarException |
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*/ |
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private static function checkStructure(string $tableName, string $path, bool $create = true): bool |
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{ |
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// Si el dato ya ha sido cargado, retornamos porque no hay nada que hacer. |
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if (!empty(self::$bbddStructure[$tableName])) { |
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return true; |
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} |
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// Si no está, pero está cacheado, se recupera de la caché y se retorna. |
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self::$bbddStructure[$tableName] = YamlSchema::loadCacheYamlFile(YamlSchema::YAML_CACHE_TABLES_DIR, $tableName); |
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if (!empty(self::$bbddStructure[$tableName])) { |
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return true; |
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} |
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// Si no está cacheado, entonces hay que comprobar si hay cambios en la estructura y regenerarla. |
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self::$bbddStructure[$tableName] = self::checkTable($tableName, $path, $create); |
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if (DB::tableExists($tableName)) { |
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Debug::message('La tabla ' . $tableName . ' existe'); |
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if (!self::updateTable($tableName)) { |
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FlashMessages::setError(Translator::trans('table_creation_error', ['%tablename%' => $tableName])); |
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} |
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} else { |
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Debug::message('La tabla ' . $tableName . ' NO existe'); |
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if (!self::createTable($tableName)) { |
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FlashMessages::setError(Translator::trans('table_creation_error', ['%tablename%' => $tableName])); |
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} |
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} |
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return true; |
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die('Por aquí vamos ahora...'); |
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if (!YamlSchema::saveCacheYamlFile(YamlSchema::YAML_CACHE_TABLES_DIR, $tableName, self::$bbddStructure[$tableName])) { |
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Debug::message('No se ha podido guardar la información de caché para la tabla ' . $tableName); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Obtiene el tipo genérico del tipo de dato que se le ha pasado. |
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* |
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* @author Rafael San José Tovar <[email protected]> |
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* @version 2023.0101 |
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* |
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* @param string $type |
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* |
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* @return string |
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*/ |
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public static function getTypeOf(string $type): string |
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{ |
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foreach (DB::getDataTypes() as $index => $types) { |
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if (in_array(strtolower($type), $types)) { |
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return $index; |
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} |
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} |
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Debug::message($type . ' not found in DBSchema::getTypeOf()'); |
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return 'text'; |
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} |
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private static function splitType(string $originalType): array |
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{ |
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$replacesSources = [ |
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'character varying', |
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// 'timestamp without time zone', |
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'double precision', |
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]; |
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$replacesDestination = [ |
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'varchar', |
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// 'timestamp', |
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'double', |
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]; |
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$modifiedType = (str_replace($replacesSources, $replacesDestination, $originalType)); |
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if ($originalType !== $modifiedType) { |
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Debug::message("XML: Uso de '{$originalType}' en lugar de '{$modifiedType}'."); |
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} |
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$explode = explode(' ', strtolower($modifiedType)); |
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$pos = strpos($explode[0], '('); |
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if ($pos > 0) { |
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$begin = $pos + 1; |
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$end = strpos($explode[0], ')'); |
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$type = substr($explode[0], 0, $pos); |
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$length = substr($explode[0], $begin, $end - $begin); |
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} else { |
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$type = $explode[0]; |
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$length = null; |
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} |
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$pos = array_search('unsigned', $explode, true); |
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$unsigned = $pos ? 'yes' : 'no'; |
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$pos = array_search('zerofill', $explode, true); |
350
|
|
|
$zerofill = $pos ? 'yes' : 'no'; |
351
|
|
|
|
352
|
|
|
return ['type' => $type, 'length' => $length, 'unsigned' => $unsigned, 'zerofill' => $zerofill]; |
353
|
|
|
} |
354
|
|
|
|
355
|
|
|
/** |
356
|
|
|
* Create a table in the database. |
357
|
|
|
* Build the default fields, indexes and values defined in the model. |
358
|
|
|
* |
359
|
|
|
* @param string $tableName |
360
|
|
|
* |
361
|
|
|
* @return bool |
362
|
|
|
* @throws DebugBarException |
363
|
|
|
*/ |
364
|
|
|
|
365
|
|
|
private static function createTable(string $tableName): bool |
366
|
|
|
{ |
367
|
|
|
$tabla = self::$bbddStructure[$tableName]; |
368
|
|
|
$sql = self::createFields($tableName, $tabla['fields']); |
369
|
|
|
|
370
|
|
|
foreach ($tabla['indexes'] as $name => $index) { |
371
|
|
|
$sql .= self::createIndex($tableName, $name, $index); |
372
|
|
|
} |
373
|
|
|
|
374
|
|
|
if (isset($tabla['values'])) { |
375
|
|
|
$sql .= self::setValues($tableName, $tabla['values']); |
376
|
|
|
} else { |
377
|
|
|
$sql .= self::getSeed($tableName); |
378
|
|
|
} |
379
|
|
|
|
380
|
|
|
return Engine::exec($sql); |
381
|
|
|
} |
382
|
|
|
|
383
|
|
|
private static function getSeed($tableName): string |
384
|
|
|
{ |
385
|
|
|
$tableNameWithPrefix = DB::$dbPrefix . $tableName; |
386
|
|
|
|
387
|
|
|
$seeds = Dispatcher::getFiles('Seeds', 'csv'); |
388
|
|
|
|
389
|
|
|
if (!isset($seeds[$tableName])) { |
390
|
|
|
return ''; |
391
|
|
|
} |
392
|
|
|
|
393
|
|
|
$filename = $seeds[$tableName]; |
394
|
|
|
if (!file_exists($filename)) { |
395
|
|
|
return ''; |
396
|
|
|
} |
397
|
|
|
|
398
|
|
|
$rows = 10; // Indicamos el número de registros que vamos a insertar de una vez |
399
|
|
|
$handle = fopen($filename, "r"); |
400
|
|
|
if ($handle === false) { |
401
|
|
|
FlashMessages::addError('No ha sido posible abrir el archivo ' . $filename); |
|
|
|
|
402
|
|
|
return ''; |
403
|
|
|
} |
404
|
|
|
|
405
|
|
|
// Asumimos que la primera fila es la cabecera... |
406
|
|
|
$header = fgetcsv($handle, 0, ';'); |
407
|
|
|
if ($header === false) { |
408
|
|
|
FlashMessages::addError('No ha sido posible leer la primera línea del archivo ' . $filename); |
409
|
|
|
fclose($handle); |
410
|
|
|
return ''; |
411
|
|
|
} |
412
|
|
|
|
413
|
|
|
$sqlHeader = "INSERT INTO `{$tableNameWithPrefix}` (`" . implode('`, `', $header) . '`) VALUES '; |
414
|
|
|
$row = 0; |
415
|
|
|
$sqlData = []; |
416
|
|
|
while (($data = fgetcsv($handle, 0, ';')) !== false) { |
417
|
|
|
// Entrecomillamos lo que no sea null. |
418
|
|
|
foreach ($data as $key => $datum) { |
419
|
|
|
if (mb_strtoupper($datum) !== 'NULL') { |
420
|
|
|
$data[$key] = "'$datum'"; |
421
|
|
|
} |
422
|
|
|
} |
423
|
|
|
|
424
|
|
|
if ($row % $rows === 0) { |
425
|
|
|
if (count($sqlData) > 0) { |
426
|
|
|
$result .= ($sqlHeader . implode(', ', $sqlData) . ';' . PHP_EOL); |
|
|
|
|
427
|
|
|
} |
428
|
|
|
$sqlData = []; |
429
|
|
|
} |
430
|
|
|
$sqlData[] = '(' . implode(', ', $data) . ')'; |
431
|
|
|
$row++; |
432
|
|
|
} |
433
|
|
|
if (count($sqlData) > 0) { |
434
|
|
|
$result .= ($sqlHeader . implode(', ', $sqlData) . ';' . PHP_EOL); |
435
|
|
|
} |
436
|
|
|
fclose($handle); |
437
|
|
|
|
438
|
|
|
return $result; |
439
|
|
|
} |
440
|
|
|
|
441
|
|
|
private static function updateField(string $tableName, string $fieldName, array $structure): string |
|
|
|
|
442
|
|
|
{ |
443
|
|
|
dump([ |
444
|
|
|
'tablename' => $tableName, |
445
|
|
|
'fieldname' => $fieldName, |
446
|
|
|
'new structure' => self::$bbddStructure[$tableName]['fields'][$fieldName], |
447
|
|
|
'structure' => $structure, |
448
|
|
|
]); |
449
|
|
|
return ''; |
450
|
|
|
} |
451
|
|
|
|
452
|
|
|
private static function updateTable(string $tableName): bool |
453
|
|
|
{ |
454
|
|
|
$yamlStructure = self::$bbddStructure[$tableName]; |
455
|
|
|
$dbStructure = DB::getColumns($tableName); |
456
|
|
|
|
457
|
|
|
$changes = []; |
458
|
|
|
foreach ($yamlStructure['fields'] as $field => $newStructure) { |
459
|
|
|
$oldDb = $dbStructure[$field]; |
460
|
|
|
$newDb = $newStructure['db']; |
461
|
|
|
|
462
|
|
|
$dif = array_diff($oldDb, $newDb); |
463
|
|
|
if (count($dif) > 0) { |
464
|
|
|
$changes[] = DB::modify($tableName, $oldDb, $newDb); |
465
|
|
|
} |
466
|
|
|
} |
467
|
|
|
|
468
|
|
|
if (empty($changes)) { |
469
|
|
|
return true; |
470
|
|
|
} |
471
|
|
|
|
472
|
|
|
// dump(['changes in ' . $tableName => $changes]); |
473
|
|
|
$result = true; |
474
|
|
|
foreach ($changes as $change) { |
475
|
|
|
$result = $result && Engine::exec($change); |
476
|
|
|
} |
477
|
|
|
return $result; |
478
|
|
|
} |
479
|
|
|
|
480
|
|
|
/** |
481
|
|
|
* Build the SQL statement to create the fields in the table. |
482
|
|
|
* It can also create the primary key if the auto_increment attribute is defined. |
483
|
|
|
* |
484
|
|
|
* @param string $tablename |
485
|
|
|
* @param array $fieldList |
486
|
|
|
* |
487
|
|
|
* @return string |
488
|
|
|
*/ |
489
|
|
|
protected static function createFields(string $tablename, array $fieldList): string |
490
|
|
|
{ |
491
|
|
|
$tablenameWithPrefix = DB::$dbPrefix . $tablename; |
492
|
|
|
|
493
|
|
|
$sql = "CREATE TABLE $tablenameWithPrefix ( "; |
494
|
|
|
foreach ($fieldList as $index => $column) { |
495
|
|
|
$col = $column['schema']; |
496
|
|
|
if (!isset($col['dbtype'])) { |
497
|
|
|
die('Tipo no especificado en createTable ' . $index); |
|
|
|
|
498
|
|
|
} |
499
|
|
|
|
500
|
|
|
$sql .= '`' . $index . '` ' . $col['dbtype']; |
501
|
|
|
$nulo = isset($col['null']) && $col['null']; |
502
|
|
|
|
503
|
|
|
if (strtolower($col['type']) === 'autoincrement') { |
504
|
|
|
$nulo = false; |
505
|
|
|
$sql .= ' PRIMARY KEY AUTO_INCREMENT'; |
506
|
|
|
} |
507
|
|
|
|
508
|
|
|
$sql .= ($nulo ? '' : ' NOT') . ' NULL'; |
509
|
|
|
|
510
|
|
|
$tmpDefecto = $col['default'] ?? null; |
511
|
|
|
$defecto = ''; |
512
|
|
|
if (isset($tmpDefecto)) { |
513
|
|
|
if ($tmpDefecto == 'CURRENT_TIMESTAMP') { |
514
|
|
|
$defecto = "$tmpDefecto"; |
515
|
|
|
} else { |
516
|
|
|
$defecto = "'$tmpDefecto'"; |
517
|
|
|
} |
518
|
|
|
} else { |
519
|
|
|
if ($nulo) { |
520
|
|
|
$defecto = 'NULL'; |
521
|
|
|
} |
522
|
|
|
} |
523
|
|
|
|
524
|
|
|
if ($defecto != '') { |
525
|
|
|
$sql .= ' DEFAULT ' . $defecto; |
526
|
|
|
} |
527
|
|
|
|
528
|
|
|
$sql .= ', '; |
529
|
|
|
} |
530
|
|
|
$sql = substr($sql, 0, -2); // Quitamos la coma y el espacio del final |
531
|
|
|
$sql .= ') ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_general_ci;' . self::CRLF; |
532
|
|
|
|
533
|
|
|
return $sql; |
534
|
|
|
} |
535
|
|
|
|
536
|
|
|
/** |
537
|
|
|
* Create the SQL statements for the construction of one index. |
538
|
|
|
* In the case of the primary index, it is not necessary if it is auto_increment. |
539
|
|
|
* |
540
|
|
|
* TODO: |
541
|
|
|
* |
542
|
|
|
* Moreover, it should not be defined if it is auto_increment because it would |
543
|
|
|
* generate an error when it already exists. |
544
|
|
|
* |
545
|
|
|
* @param string $tableName |
546
|
|
|
* @param string $indexname |
547
|
|
|
* @param array $indexData |
548
|
|
|
* |
549
|
|
|
* @return string |
550
|
|
|
*/ |
551
|
|
|
protected static function createIndex($tableName, $indexname, $indexData) |
552
|
|
|
{ |
553
|
|
|
$tableNameWithPrefix = DB::$dbPrefix . $tableName; |
554
|
|
|
|
555
|
|
|
$sql = "ALTER TABLE $tableNameWithPrefix ADD CONSTRAINT $indexname "; |
556
|
|
|
|
557
|
|
|
$command = ''; |
558
|
|
|
// https://www.w3schools.com/sql/sql_primarykey.asp |
559
|
|
|
// ALTER TABLE Persons ADD CONSTRAINT PK_Person PRIMARY KEY (ID,LastName); |
560
|
|
|
if (isset($indexData['primary'])) { |
561
|
|
|
$command = 'PRIMARY KEY '; |
562
|
|
|
$fields = $indexData['primary']; |
563
|
|
|
} |
564
|
|
|
|
565
|
|
|
// https://www.w3schools.com/sql/sql_create_index.asp |
566
|
|
|
// CREATE INDEX idx_pname ON Persons (LastName, FirstName); |
567
|
|
|
if (isset($indexData['index'])) { |
568
|
|
|
$command = 'INDEX '; |
569
|
|
|
$fields = $indexData['index']; |
570
|
|
|
} |
571
|
|
|
|
572
|
|
|
// https://www.w3schools.com/sql/sql_unique.asp |
573
|
|
|
// ALTER TABLE Persons ADD CONSTRAINT UC_Person UNIQUE (ID,LastName); |
574
|
|
|
if (isset($indexData['unique'])) { |
575
|
|
|
$command = 'UNIQUE INDEX '; |
576
|
|
|
$fields = $indexData['column']; |
577
|
|
|
} |
578
|
|
|
|
579
|
|
|
if ($command == '') { |
580
|
|
|
// https://www.w3schools.com/sql/sql_foreignkey.asp |
581
|
|
|
// ALTER TABLE Orders ADD CONSTRAINT FK_PersonOrder FOREIGN KEY (PersonID) REFERENCES Persons(PersonID); |
582
|
|
|
if (isset($indexData['FOREIGN'])) { |
583
|
|
|
$command = 'FOREIGN KEY '; |
584
|
|
|
$foreignField = $indexData['FOREIGN']; |
585
|
|
|
if (isset($indexData['REFERENCES'])) { |
586
|
|
|
$references = $indexData['REFERENCES']; |
587
|
|
|
if (!is_array($references)) { |
588
|
|
|
die('Esperaba un array en REFERENCES: ' . $tableNameWithPrefix . '/' . $indexname); |
|
|
|
|
589
|
|
|
} |
590
|
|
|
if (count($references) != 1) { |
591
|
|
|
die('Esperaba un array de 1 elemento en REFERENCES: ' . $tableNameWithPrefix . '/' . $indexname); |
|
|
|
|
592
|
|
|
} |
593
|
|
|
$refTable = key($references); |
594
|
|
|
$fields = '(' . implode(',', $references) . ')'; |
595
|
|
|
} else { |
596
|
|
|
die('FOREIGN necesita REFERENCES en ' . $tableNameWithPrefix . '/' . $indexname); |
|
|
|
|
597
|
|
|
} |
598
|
|
|
|
599
|
|
|
$sql .= $command . ' ' . $foreignField . ' REFERENCES ' . $refTable . $fields; |
600
|
|
|
|
601
|
|
|
if (isset($indexData['ON']) && is_array($indexData['ON'])) { |
602
|
|
|
foreach ($indexData['ON'] as $key => $value) { |
603
|
|
|
$sql .= ' ON ' . $key . ' ' . $value . ', '; |
604
|
|
|
} |
605
|
|
|
$sql = substr($sql, 0, -2); // Quitamos el ', ' de detrás |
606
|
|
|
} |
607
|
|
|
} |
608
|
|
|
} else { |
609
|
|
|
if (is_array($fields)) { |
|
|
|
|
610
|
|
|
$fields = '(' . implode(',', $fields) . ')'; |
611
|
|
|
} else { |
612
|
|
|
$fields = "($fields)"; |
613
|
|
|
} |
614
|
|
|
|
615
|
|
|
if ($command == 'INDEX ') { |
616
|
|
|
$sql = "CREATE INDEX {$indexname} ON {$tableNameWithPrefix}" . $fields; |
617
|
|
|
} else { |
618
|
|
|
$sql .= $command . ' ' . $fields; |
619
|
|
|
} |
620
|
|
|
} |
621
|
|
|
|
622
|
|
|
return $sql . ';' . self::CRLF; |
623
|
|
|
} |
624
|
|
|
|
625
|
|
|
/** |
626
|
|
|
* Create the SQL statements to fill the table with default data. |
627
|
|
|
* |
628
|
|
|
* @param string $tableName |
629
|
|
|
* @param array $values |
630
|
|
|
* |
631
|
|
|
* @return string |
632
|
|
|
*/ |
633
|
|
|
protected static function setValues(string $tableName, array $values): string |
634
|
|
|
{ |
635
|
|
|
$tablenameWithPrefix = DB::$dbPrefix . $tableName; |
636
|
|
|
|
637
|
|
|
$sql = "INSERT INTO $tablenameWithPrefix "; |
638
|
|
|
$header = true; |
639
|
|
|
foreach ($values as $value) { |
640
|
|
|
$fields = "("; |
641
|
|
|
$datos = "("; |
642
|
|
|
foreach ($value as $fname => $fvalue) { |
643
|
|
|
$fields .= $fname . ", "; |
644
|
|
|
$datos .= "'$fvalue'" . ", "; |
645
|
|
|
} |
646
|
|
|
$fields = substr($fields, 0, -2) . ") "; |
647
|
|
|
$datos = substr($datos, 0, -2) . "), "; |
648
|
|
|
|
649
|
|
|
if ($header) { |
650
|
|
|
$sql .= $fields . " VALUES "; |
651
|
|
|
$header = false; |
652
|
|
|
} |
653
|
|
|
|
654
|
|
|
$sql .= $datos; |
655
|
|
|
} |
656
|
|
|
|
657
|
|
|
return substr($sql, 0, -2) . self::CRLF; |
658
|
|
|
} |
659
|
|
|
} |
660
|
|
|
|
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.