<?php
class YnhLoginMappingPlugin extends \RainLoop\Plugins\AbstractPlugin {

	public function Init() {
		$this->addHook ( 'filter.login-credentials', 'FilterLoginСredentials' );
	}
	
	/**
	 *
	 * @param string $sEmail        	
	 * @param string $sLogin        	
	 * @param string $sPassword        	
	 *
	 * @throws \RainLoop\Exceptions\ClientException
	 */
	public function FilterLoginСredentials(&$sEmail, &$sLogin, &$sPassword) {
		$this->Manager()->Actions()->Logger()->Write('YnhLoginMappingPlugin::FilterLoginСredentials IN => '.$sEmail.'/'.$sLogin, \MailSo\Log\Enumerations\Type::INFO);
		
		// connection au ldap ynh... en local
		$cnx = ldap_connect (); // single connection
		
		if (! $cnx) {
			$this->Manager()->Actions()->Logger()->Write('YnhLoginMappingPlugin: Could not connect to LDAP server', \MailSo\Log\Enumerations\Type::ERROR );
			return;
		}
		
		if (! ldap_bind ( $cnx )) {
			// bizard... ca renvoie false.... mais ca marche....
			// $this->Manager()->Actions()->Logger()->Write('LdapLoginMappingPlugin: Could not bind to LDAP server', \MailSo\Log\Enumerations\Type::ERROR);
			// return;
		}
		
		$dn = "dc=yunohost,dc=org";
		
		// on veut mail et uid... pour un mail donné
		$filter = "(&(objectClass=inetOrgPerson)(mail=$sEmail))";
		$justthese = array ( 'uid', 'mail' );
		
		// OK un petit recherche
		$sr = ldap_search ( $cnx, $dn, $filter, $justthese ); 
		if (!$sr) {
			$this->Manager()->Actions()->Logger()->Write('YnhLoginMappingPlugin: search on LDAP server', \MailSo\Log\Enumerations\Type::ERROR );
			return;
		}
		$result = ldap_get_entries ( $cnx, $sr );

		// OK si on a un resultat on recupere l'identifiant de l'utilisateur...
		if (($result['count'] > 0) && ($result[0]['uid']['count'] > 0)) {
			$sLogin = $result[0]['uid'][0];
		} else {
			$this->Manager()->Actions()->Logger()->Write('YnhLoginMappingPlugin: user not found', \MailSo\Log\Enumerations\Type::ERROR );
		}
		
		$this->Manager()->Actions()->Logger()->Write('YnhLoginMappingPlugin::FilterLoginСredentials OUT => '. $sEmail.'/'.$sLogin, \MailSo\Log\Enumerations\Type::INFO );
	}
	
}