117 lines
3.0 KiB
PHP
117 lines
3.0 KiB
PHP
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<?php
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namespace manager\ORM;
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use \manager\Database;
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use \manager\ManagerError;
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use \manager\ORM\Rows;
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// CLASSE MAITRE
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class Table{
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private static $database = 'stefproject';
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/* RENVOIE LES DONNEES D'UNE TABLE
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*
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* @table<String> Nom de la table à selectionner
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*
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* @return this<ORM> Retourne une instance de l'ORM
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*
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*/
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public static function get($table_name){
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/* [0] Initialisation des attributs
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=========================================================*/
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$schema = [
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'database' => self::$database,
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'table' => null,
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'columns' => null
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];
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/* [1] On vérifie que la table existe
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=========================================================*/
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/* (1) Requête */
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$checkTable = Database::getPDO()->query("SHOW tables FROM ".self::$database);
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$checkTableResult = Database::delNumeric( $checkTable->fetchAll() );
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/* (2) On met en forme les données */
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$tables = [];
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foreach($checkTableResult as $table)
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$tables[] = $table['Tables_in_'.self::$database];
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/* (3) Si n'existe pas, on renvoie une erreur */
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if( !in_array($table_name, $tables) )
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return null;
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/* (4) On enregistre les données */
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$schema['table'] = $table_name;
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/* [2] Si la table existe, on récupère ses données
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=========================================================*/
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/* (1) On récupère les colonnes */
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$getColumns = Database::getPDO()->query("SHOW columns FROM ".self::$database.'.'.$table_name);
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$columnsResult = Database::delNumeric( $getColumns->fetchAll() );
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/* (2) On met en forme les données */
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$columns = [];
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foreach($columnsResult as $col){
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// On formatte le type //
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$type = $col['Type'];
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if( preg_match('/^(int|varchar|text)/i', $type, $m) )
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$type = ($m[1] == 'int') ? 'int' : 'text';
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// On ajoute la colonne //
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$columns[$col['Field']] = [
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'type' => $type,
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'primary' => $col['Key'] == 'PRI'
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];
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}
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/* (3) Si on trouve rien, on envoie une erreur */
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if( !is_array($columns) || count($columns) == 0 )
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return null;
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/* (4) On enregistre les colonnes */
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$schema['columns'] = $columns;
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/* [3] On renvoie une instance de 'Rows'
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=========================================================*/
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return new Rows($schema);
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}
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};
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// // USE CASE :: ACCESS TABLE
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// ORM::Table = ORM::Table('user');
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//
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// // USE CASE :: getBy{ATTRIBUTE}
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// ORM::Row = ORM::Table->getByUsername('someUsername'); // ORM_FETCH by default
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// ORM::Row = ORM::Table->getByUsername('someUsername', ORM_FETCH);
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// ORM::Column = ORM::Table->getByUsername('someUsername', ORM_FETCHALL);
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//
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// // USE CASE :: getById -> primary key(s)
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// ORM::Row = ORM::Table->getById(5, 7); // because PRIMARY KEY is composed by '5' and '7'
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//
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// // USE CASE :: getAll
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// ORM::Column = ORM::Table->getAll();
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//
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// // USE CASE :: select(FIELD)
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// mixed = ORM::Row->select('username');
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//
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// // USE CASE :: select(FIELD1, FIELD2, ...)
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// mixed = ORM::Row->select('id_user', 'username');
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?>
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