FIX: Variable might not be traversable

htdocs/accountancy/journal/bankjournal.php

@@ -170,6 +170,9 @@ if ($result) {
 		}
 		$links = $object->get_url($obj->rowid);
 
+		// get_url may return -1 which is not traversable
+		if (is_array($links)) {
+
 			foreach ( $links as $key => $val ) {
 
 				$tabtype[$obj->rowid] = $links[$key]['type'];
@@ -248,6 +251,7 @@ if ($result) {
 					$tabtp [$obj->rowid] [$accountancy_account_salary] += $obj->amount;
 				}*/
 			}
+		}
 		$tabbq[$obj->rowid][$compta_bank] += $obj->amount;
 
 		// if($obj->socid)$tabtp[$obj->rowid][$compta_soc] += $obj->amount;

htdocs/accountancy/journal/cashjournal.php

@@ -157,7 +157,9 @@ if ($result) {
 		}
 		$links = $object->get_url($obj->rowid);
 
-		foreach ( $links as $key => $val ) {
+		// get_url may return -1 which is not traversable
+		if (is_array($links)) {
+			foreach ($links as $key => $val) {
 
 				$tabtype[$obj->rowid] = $links[$key]['type'];
 
@@ -216,6 +218,7 @@ if ($result) {
 					$tabtp [$obj->rowid] [$cptsociale] += $obj->amount;
 				}*/
 			}
+		}
 		$tabbq[$obj->rowid][$compta_bank] += $obj->amount;
 
 		// if($obj->socid)$tabtp[$obj->rowid][$compta_soc] += $obj->amount;

htdocs/comm/action/peruser.php

@@ -600,41 +600,56 @@ else
 // Loop on each user to show calendar
 $sav = $tmpday;
 $showheader = true;
-foreach ($usernames as $username)
-{
+
+// listUsersForGroup may return -1 which is not traversable
+if (is_array($usernames)) {
+	foreach ($usernames as $username) {
 		echo "<tr>";
-	echo '<td class="cal_current_month">' . $username->getNomUrl(1). '</td>';
+		echo '<td class="cal_current_month">' . $username->getNomUrl(1) . '</td>';
 		$tmpday = $sav;
 
 		$i = 0;
-	for ($iter_day = 0; $iter_day < 7; $iter_day++)
-	{
-		if (($i + 1) < $begin_d || ($i + 1) > $end_d)
-		{
+		for ($iter_day = 0; $iter_day < 7; $iter_day++) {
+			if (($i + 1) < $begin_d || ($i + 1) > $end_d) {
 				$i++;
 				continue;
 			}
 
 			// Show days of the current week
 			$curtime = dol_time_plus_duree($firstdaytoshow, $iter_day, 'd');
-		$tmparray = dol_getdate($curtime,'fast');
+			$tmparray = dol_getdate($curtime, 'fast');
 			$tmpday = $tmparray['mday'];
 			$tmpmonth = $tmparray['mon'];
 			$tmpyear = $tmparray['year'];
 
-		$style='cal_current_month';
-		if ($iter_day == 6) $style.=' cal_other_month';
-		$today=0;
-		$todayarray=dol_getdate($now,'fast');
-		if ($todayarray['mday']==$tmpday && $todayarray['mon']==$month && $todayarray['year']==$year) $today=1;
-		if ($today) $style='cal_today_peruser';
+			$style = 'cal_current_month';
+			if ($iter_day == 6) $style .= ' cal_other_month';
+			$today = 0;
+			$todayarray = dol_getdate($now, 'fast');
+			if ($todayarray['mday'] == $tmpday && $todayarray['mon'] == $month && $todayarray['year'] == $year) $today = 1;
+			if ($today) $style = 'cal_today_peruser';
 
-		show_day_events2($username, $tmpday, $month, $year, $monthshown, $style, $eventarray, 0, $maxnbofchar, $newparam, 1, 300, $showheader);
+			show_day_events2(
+				$username,
+				$tmpday,
+				$month,
+				$year,
+				$monthshown,
+				$style,
+				$eventarray,
+				0,
+				$maxnbofchar,
+				$newparam,
+				1,
+				300,
+				$showheader
+			);
 
 			$i++;
 		}
 		echo "</tr>\n";
 		$showheader = false;
+	}
 }
 
 echo "</table>\n";

htdocs/compta/bank/class/account.class.php

@@ -167,7 +167,7 @@ class Account extends CommonObject
      *      @param  int         $fk_bank    To search using bank transaction id
      *      @param  int         $url_id     To search using link to
      *      @param  string      $type       To search using type
-     *      @return array           		Array of links
+     *      @return array|-1                Array of links or -1 on error
      */
     function get_url($fk_bank='', $url_id='', $type='')
     {

htdocs/core/class/html.form.class.php

@@ -1302,6 +1302,8 @@ class Form
 		$assignedtouser=array();
 		if (!empty($_SESSION['assignedtouser'])) $assignedtouser=dol_json_decode($_SESSION['assignedtouser'], true);
 		if (count($assignedtouser)) $out.='<br>';
+		// dol_json_decode may return false on error which is not traversable
+		if (is_array($assignedtouser)) {
 			foreach($assignedtouser as $key => $value)
 			{
 				$userstatic->fetch($key);
@@ -1310,6 +1312,7 @@ class Form
 				//$out.=' '.($value['transparency']?$langs->trans("Busy"):$langs->trans("NotBusy"));
 				$out.='<br>';
 			}
+	    }
 
 		//$out.='</form>';
         return $out;

htdocs/core/lib/json.lib.php

@@ -218,7 +218,7 @@ if (! function_exists('json_decode'))
  *
  * @param	string	$json		Json encoded to PHP Object or Array
  * @param	bool	$assoc		False return an object, true return an array. Try to always use it with true !
- * @return 	mixed				Object or Array
+ * @return 	mixed				Object or Array or false on error
  */
 function dol_json_decode($json, $assoc=false)
 {

htdocs/user/class/usergroup.class.php

@@ -178,7 +178,7 @@ class UserGroup extends CommonObject
 	 *
 	 * 	@param	string	$excludefilter		Filter to exclude
 	 *  @param	int		$mode				0=Return array of user instance, 1=Return array of users id only
-	 * 	@return	array 						Array of users
+	 * 	@return	array|-1					Array of users or -1 on error
 	 */
 	function listUsersForGroup($excludefilter='', $mode=0)
 	{