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ldapsaisie/trunk/includes/functions.php

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<?php
/*******************************************************************************
* Copyright (C) 2007 Easter-eggs
* http://ldapsaisie.labs.libre-entreprise.org
*
* Author: See AUTHORS file in top-level directory.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
******************************************************************************/
/**
* Construction d'une chaine formatée
*
* Cette fonction retourne la valeur d'une chaine formatée selon le format
* et les données passés en paramètre.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @param[in] $format string Format de la chaine
* @param[in] $data mixed Les données pour composés la chaine
* Ce paramètre peut être un tableau de string, une string,
* une tableau d'objet ou un objet.
* @param[in] $meth string Le nom de la methode de/des objet(s) à appeler pour
* obtenir la valeur de remplacement dans la chaine formatée.
*
* @retval string La chaine formatée
*/
function getFData($format,$data,$meth=NULL) {
$unique=false;
$expr="%{([A-Za-z0-9]+)(\:(-?[0-9])+)?(\:(-?[0-9])+)?}";
if(!is_array($format)) {
$format=array($format);
$unique=true;
}
for($i=0;$i<count($format);$i++) {
if(is_array($data)) {
if ($meth==NULL) {
while (ereg($expr,$format[$i],$ch)) {
if (is_array($data[$ch[1]])) {
$val = $data[$ch[1]][0];
}
else {
$val = $data[$ch[1]];
}
if($ch[3]) {
if ($ch[5]) {
$s=$ch[3];
$l=$ch[5];
}
else {
$s=0;
$l=$ch[3];
}
$val=substr((string)$val,$s,$l);
}
$format[$i]=ereg_replace($ch[0],$val,$format[$i]);
}
}
else {
while (ereg($expr,$format[$i],$ch)) {
if (method_exists($data[$ch[1]],$meth)) {
$value = $data[$ch[1]] -> $meth();
if (is_array($value)) {
$value = $value[0];
}
if($ch[3]) {
if ($ch[5]) {
$s=$ch[3];
$l=$ch[5];
}
else {
$s=0;
$l=$ch[3];
}
$value=substr((string)$value,$s,$l);
}
$format[$i]=ereg_replace($ch[0],$value,$format[$i]);
}
else {
LSerror :: addErrorCode('fct_getFData_01',array('meth' => $meth,'obj' => $ch[1]));
break;
}
}
}
}
else {
if ($meth==NULL) {
while (ereg($expr,$format[$i],$ch)) {
if($ch[3]) {
if ($ch[5]) {
$s=$ch[3];
$l=$ch[5];
}
else {
$s=0;
$l=$ch[3];
}
$val=substr((string)$data,$s,$l);
}
else {
$val=$data;
}
$format[$i]=ereg_replace($ch[0],$val,$format[$i]);
}
}
else {
while (ereg($expr,$format[$i],$ch)) {
if (method_exists($data,$meth)) {
$value = $data -> $meth($ch[1]);
if (is_array($value)) {
$value = $value[0];
}
if($ch[3]) {
if ($ch[5]) {
$s=$ch[3];
$l=$ch[5];
}
else {
$s=0;
$l=$ch[3];
}
$value=substr((string)$value,$s,$l);
}
$format[$i]=ereg_replace($ch[0],$value,$format[$i]);
}
else {
LSerror :: addErrorCode(0,getFData(_("Function 'getFData' : The method %{meth} of the object %{obj} doesn't exist."),array('meth' => $meth,'obj' => get_class($data))));
break;
}
}
}
}
}
if($unique) {
return $format[0];
}
return $format;
}
function getFieldInFormat($format) {
$fields=array();
$expr="%{([A-Za-z0-9]+)(\:(-?[0-9])+)?(\:(-?[0-9])+)?}";
while (ereg($expr,$format,$ch)) {
$fields[]=$ch[1];
$format=ereg_replace($ch[0],'',$format);
}
return $fields;
}
function loadDir($dir,$regexpr='^.*\.php$') {
if ($handle = opendir($dir)) {
while (false !== ($file = readdir($handle))) {
if (ereg($regexpr,$file)) {
require_once($dir.'/'.$file);
}
}
}
else {
die(_('Folder not found').' : '.$dir);
}
return true;
}
function valid($obj) {
LSdebug('function valid() : ok');
return true;
}
function validPas($obj=null) {
LSdebug('function valid() : nok');
return false;
}
function return_data($data) {
return $data;
}
$GLOBALS['LSdebug']['fields']=array();
function LSdebug($data,$dump=false) {
if ($dump) {
ob_start();
var_dump($data);
$GLOBALS['LSdebug']['fields'][]=ob_get_contents();
ob_end_clean();
}
else {
if (is_array($data)||is_object($data)) {
$GLOBALS['LSdebug']['fields'][]=$data;
}
else {
$GLOBALS['LSdebug']['fields'][]="[$data]";
}
}
return true;
}
function LSdebug_print($return=false) {
if (( $GLOBALS['LSdebug']['fields'] ) && ( $GLOBALS['LSdebug']['active'] )) {
$txt='<ul>';
foreach($GLOBALS['LSdebug']['fields'] as $debug) {
if (is_array($debug)||is_object($debug)) {
$txt.='<li><pre>'.print_r($debug,true).'</pre></li>';
}
else {
$txt.='<li>'.$debug.'</li>';
}
}
$txt.='</ul>';
$GLOBALS['Smarty'] -> assign('LSdebug',$txt);
if ($return) {
return $txt;
}
}
return;
}
function LSdebugDefined() {
if (!$GLOBALS['LSdebug']['active'])
return;
return (!empty($GLOBALS['LSdebug']['fields']));
}
/**
* Vérifie la compatibilite des DN
*
* Vérifie que les DNs sont dans la même branche de l'annuaire.
*
* @param[in] $dn Un premier DN.
* @param[in] $dn Un deuxième DN.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval boolean true si les DN sont compatibles, false sinon.
*/
function isCompatibleDNs($dn1,$dn2) {
$infos1=ldap_explode_dn($dn1,0);
if(!$infos1)
return;
$infos2=ldap_explode_dn($dn2,0);
if(!$infos2)
return;
if($infos2['count']>$infos1['count']) {
$tmp=$infos1;
$infos1=$infos2;
$infos2=$tmp;
}
$infos1=array_reverse($infos1);
$infos2=array_reverse($infos2);
for($i=0;$i<$infos1['count'];$i++) {
if(($infos1[$i]==$infos2[$i])||(!isset($infos2[$i])))
continue;
else
return false;
}
return true;
}
/**
* Fait la somme de DN
*
* Retourne un DN qui correspond au point de séparation des DN si les DN
* ne sont pas dans la meme dans la meme branche ou le dn le plus long sinon.
*
* @param[in] $dn Un premier DN.
* @param[in] $dn Un deuxième DN.
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval string Un DN (ou false si les DN ne sont pas valide)
*/
function sumDn($dn1,$dn2) {
$infos1=ldap_explode_dn($dn1,0);
if(!$infos1)
return;
$infos2=ldap_explode_dn($dn2,0);
if(!$infos2)
return;
if($infos2['count']>$infos1['count']) {
$tmp=$infos1;
$infos1=$infos2;
$infos2=$tmp;
}
$infos1=array_reverse($infos1);
$infos2=array_reverse($infos2);
$first=true;
$basedn='';
for($i=0;$i<$infos1['count'];$i++) {
if(($infos1[$i]==$infos2[$i])||(!isset($infos2[$i]))) {
if($first) {
$basedn=$infos1[$i];
$first=false;
}
else
$basedn=$infos1[$i].','.$basedn;
}
else {
return $basedn;
}
}
return $basedn;
}
function checkEmail($value,$domain=NULL,$checkDns=true) {
$regex = '/^((\"[^\"\f\n\r\t\v\b]+\")|([\w\!\#\$\%\&\'\*\+\-\~\/\^\`\|\{\}]+(\.[\w\!\#\$\%\&\'\*\+\-\~\/\^\`\|\{\}]+)*))@((\[(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))\])|(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))|((([A-Za-z0-9\-])+\.)+[A-Za-z\-]+))$/';
if (!preg_match($regex, $value)) {
LSdebug('checkEmail : regex fail');
return false;
}
$nd = explode('@', $value);
$nd=$nd[1];
if ($domain) {
if(is_array($domain)) {
if (!in_array($nd,$domain)) {
return false;
}
}
else {
if($nd!=$domain) {
return false;
}
}
}
if ($checkDns && function_exists('checkdnsrr')) {
if (!(checkdnsrr($nd, 'MX') || checkdnsrr($nd, 'A'))) {
LSdebug('checkEmail : DNS fail');
return false;
}
}
return true;
}
function generatePassword($chars=NULL,$lenght=NULL) {
if (!$lenght) {
$lenght=8;
}
if (is_array($chars)) {
$retval='';
foreach($chars as $chs) {
if (!is_array($chs)) {
$chs=array('chars' => $chs);
}
if (!is_int($chs['nb'])) {
$chs['nb']=1;
}
$retval.=aleaChar($chs['chars'],$chs['nb']);
}
$add = ($lenght-strlen($retval));
if ($add > 0) {
$retval .= aleaChar($chars,$add);
}
return str_shuffle($retval);
} else {
return aleaChar($chars,$lenght);
}
}
function aleaChar($chars=NULL,$lenght=1) {
if (is_array($chars)) {
$nchars="";
foreach($chars as $chs) {
if (is_string($chs)) {
$nchars.=$chs;
}
else if (is_string($chs['chars'])) {
$nchars.=$chs['chars'];
}
}
if(strlen($chars)>0) {
$chars=$nchars;
}
else {
$chars=NULL;
}
}
if (!$chars) {
$chars='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-';
}
$nbChars=strlen($chars);
$retval="";
if(is_int($lenght)) {
for ($i=0;$i<$lenght;$i++) {
$retval.=$chars[rand(0,$nbChars-1)];
}
}
return $retval;
}
function compareDn($a,$b) {
if (substr_count($a,',') > substr_count($b,','))
return -1;
else
return 1;
}
function LSlog($msg) {
if ($GLOBALS['LSlog']['enable']) {
global $LSlogFile;
if (!$LSlogFile) {
$LSlogFile=fopen($GLOBALS['LSlog']['filename'],'a');
}
fwrite($LSlogFile,$_SERVER['REQUEST_URI']." : ".$msg."\n");
}
}
function __($msg) {
if (isset($GLOBALS['LSlang'][$msg])) {
return $GLOBALS['LSlang'][$msg];
}
return _($msg);
}
function tr($msg,$key=null) {
$val = $GLOBALS['Smarty']->get_template_vars($msg);
if (!$val)
$val=$msg;
if (is_array($val)) {
echo __($val[$key]);
}
else {
echo __($val);
}
}
?>
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