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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	namespace core\database;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	use core\HTML\flashmessage\FlashMessage;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	use PDO;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                	class Database { | 
            
            
                                                                        
                            
            
                                    
            
            
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                		use Querybuilder;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $db_type;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $db_name;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $db_user;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $db_pass;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $db_host;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		private $dbc;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- CONSTRUCTEUR ----------------------------------------------------------------------------//  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		public function __construct($db_type, $db_name, $db_user, $db_pass, $db_host) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->db_type = $db_type;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->db_name = $db_name;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->db_user = $db_user;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->db_pass = $db_pass;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->db_host = $db_host;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- FIN CONSTRUCTEUR ----------------------------------------------------------------------------//  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- GETTER ----------------------------------------------------------------------------//  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * function qui fait la connexion a la bdd ne peu etre appelee que dans la classe  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @return PDO  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		private function getPdo() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ($this->dbc === null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$dbc = new PDO($this->db_type.':host='.$this->db_host.';dbname='.$this->db_name, $this->db_user, $this->db_pass);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$dbc->exec("set names utf8"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$this->dbc = $dbc;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			return $this->dbc;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- FIN GETTER ----------------------------------------------------------------------------//  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- FUNCTION QUI FONT DES REQUETES SUR LA BDD --------------------------------------------//  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * effectue une requete en selectr dans la BDD, si ok on renvoit les donnees sinon on renvoi une erreur  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $req  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @return array  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		public function query($req) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$query = $this->getPdo()->query($req);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ($query) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$obj = $query->fetchAll(PDO::FETCH_OBJ);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return $obj;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				FlashMessage::setFlash("Une erreur est survenue en executant cette requette : ".$req); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * fonction qui prepare une requete et qui l'envoi, marche pour insert et update et delete  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $req -> la req a executer  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $value -> le ou les tableaux de valeurs  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		public function prepare($req, $value) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$query = $this->getPdo()->prepare($req);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			//si on a plusieurs tableaux  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if (array_key_exists(0, $value)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				foreach ($value as $val) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					if (!$query->execute($val)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                						$err = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				if (!$query->execute($value)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					$err = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			//si on a une erreur on renvoi un message  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if (isset($err)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				FlashMessage::setFlash("Une erreur est survenue en executant cette requette : ".$req); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * pour savoir si une valeur sur un champ précis existe deja en bdd, renvoi true si vrai  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $table  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $champ  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param $value  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @return boolean|null  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		public function rechercherEgalite($table, $champ, $value, $id_table = null, $id = null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ($id == null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$query = $this->getPdo()->query("SELECT COUNT($champ) as nb FROM $table WHERE $champ LIKE '$value'"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$query = $this->getPdo()->query("SELECT COUNT($champ) as nb FROM $table WHERE $champ LIKE '$value' AND $id_table != $id"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if (count($query) > 0) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				foreach ($query as $obj) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					$nb = $obj["nb"];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				if ((isset($nb)) && ($nb != 0)) return true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		//-------------------------- FIN FUNCTION QUI FONT DES REQUETES SUR LA BDD --------------------------------------------//  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * tester si une table dans la base donnee existe  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @param string $table definit la table pour laquelle on doit tester l'existance  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 * @return boolean  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		public function TestTableExist($table) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$query = $this->getPdo()->query("SHOW TABLES LIKE '$table'"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ($query->rowCount() > 0) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                		public function quote($quote) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                			return $this->getPdo()->quote($quote);  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                		public function lastInsertId() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                			return $this->getPdo()->lastInsertId();  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                        
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                	}  |