170 lines
5.6 KiB
PHP
170 lines
5.6 KiB
PHP
<?php
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class BDD
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{
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var $connected;
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private $session;
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private $reponse;
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var $host;
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var $user;
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private $password;
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var $database;
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var $num_rows;
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var $nodb;
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function __construct($profile=NULL)
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{
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if($profile === FALSE) return FALSE;
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global $db_config;
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if(empty($profile))
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{
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if(!$db_config['profile']) return FALSE;
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$profile = &$db_config['profile'];
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}
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if(!ctype_alnum($profile)) trigger_error('Le nom du profil contient des caracteres illegaux',E_USER_ERROR);
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if($db_config['profile'])
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{
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require(ONYX.'db/'.$profile.'.profile.php');
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$db = &$___profile['db'];
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$host = &$___profile['host'];
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$user = &$___profile['user'];
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$pass = &$___profile['pass'];
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}
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if($db_config['crypt']) $pass = dbpass($pass,$db_config['crypt']);
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return $this->connexion($host,$user,$pass,$db);
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}
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function connexion($host,$user,$pass,$db=NULL)
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{
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if($this->session) $this->deconnexion();
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$this->reponse = NULL;
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$host = pg_escape_string($host);
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$user = pg_escape_string($user);
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$pass = pg_escape_string($pass);
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$db = pg_escape_string($db);
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$this->session = pg_connect("host='$host' port=5432 dbname='$db' user='$user' password='$pass'");
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if(!$this->session)
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{
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elog('Connexion impossible a la base de donnee : '.$this->erreur(),2);
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if(function_exists($this->nodb)) call_user_func($this->nodb);
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return FALSE;
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}
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pg_setclientencoding($this->session,'UTF8');
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$this->host = $host;
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$this->user = $user;
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$this->password = $pass;
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$this->database = $db;
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$this->connected = TRUE;
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return TRUE;
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}
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function reconnexion()
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{
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if(!empty($this->host) && !empty($this->user) && !empty($this->password) && !empty($this->database)) return $this->connexion($this->host,$this->user,$this->password,$this->database);
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}
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function deconnexion()
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{
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if(!$this->session) return FALSE;
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$r = pg_close($this->session);
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$this->session = FALSE;
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$this->connected = FALSE;
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return $r;
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}
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function erreur()
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{
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if(!$this->session) return FALSE;
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return pg_last_error($this->session);
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}
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function db($db)
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{
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if(!$this->session) return FALSE;
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return $this->database = pg_query($this->session,"\\connect ".pg_escape_string($db)) ? $db : $this->database;
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}
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function escape(&$var)
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{
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if(!$this->session) return FALSE;
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$var = pg_escape_string($this->session,$var);
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return $var;
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}
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function query($query)
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{
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if(!$this->session) return FALSE;
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$this->reponse = pg_query($this->session,$query);
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global $db_config;
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if(!$this->reponse && $db_config['log']) elog('Erreur PostgreSQL: " '.$this->erreur().' ", avec la requète: { '.$query.' }.',1);
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$this->num_rows = pg_num_rows($this->reponse);
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if($this->num_rows == 0) return NULL;
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elseif($this->num_rows >= 1)
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{
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for($i=0; $var = pg_fetch_assoc($this->reponse); $i++) $sortie[$i] = $var;
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return $sortie;
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}
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else return FALSE;
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}
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function unique_query($query)
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{
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if(!$this->session) return FALSE;
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$this->reponse = pg_query($this->session,$query);
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global $db_config;
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if(!$this->reponse && $db_config['log']) elog('Erreur PostgreSQL: " '.$this->erreur().' ", avec la requète: { '.$query.' }.',1);
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$this->num_rows = pg_num_rows($this->reponse);
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if($this->num_rows == 0) return NULL;
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elseif($this->num_rows >= 1) return pg_fetch_assoc($this->reponse);
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else return FALSE;
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}
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function affected()
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{
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if(!$this->session) return FALSE;
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return pg_affected_rows($this->reponse);
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}
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}
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?>
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