Php warnings corrections

git-svn-id: http://piwigo.org/svn/branches/release-1_3@304 68402e56-0260-453c-a942-63ccdbb3a9ee

2 files changed, 9 insertions, 17 deletions

diff --git a/admin/configuration.php b/admin/configuration.php
index c84ace657..676ce79c7 100644
--- a/admin/configuration.php
+++ b/admin/configuration.php
@@ -240,30 +240,22 @@ if ( isset( $_POST['submit'] ) )
 else
 {
 //--------------------------------------------------------- data initialization
-  $query  = 'SELECT';
-  foreach ( $conf_infos as $i => $conf_info ) {
-    if ( $i > 0 ) $query.= ',';
-    else          $query.= ' ';
-    $query.= $conf_info;
-  }
+  $query  = 'SELECT '.implode( ',', $conf_infos );
   $query .= ' FROM '.PREFIX_TABLE.'config;';
   $row = mysql_fetch_array( mysql_query( $query ) );
-  foreach ( $conf_infos as $conf_info ) {
-    $$conf_info = $row[$conf_info];
+  foreach ( $conf_infos as $info ) {
+    if ( isset( $row[$info] ) ) $$info = $row[$info];
+    else                        $$info = '';
   }
 
-  $query  = 'SELECT';
-  foreach ( $default_user_infos as $i => $default_user_info ) {
-    if ( $i > 0 ) $query.= ',';
-    else          $query.= ' ';
-    $query.= $default_user_info;
-  }
+  $query  = 'SELECT '.implode( ',', $default_user_infos );
   $query.= ' FROM '.PREFIX_TABLE.'users';
   $query.= " WHERE username = 'guest'";
   $query.= ';';
   $row = mysql_fetch_array( mysql_query( $query ) );
-  foreach ( $default_user_infos as $default_user_info ) {
-    $$default_user_info = $row[$default_user_info];
+  foreach ( $default_user_infos as $info ) {
+    if ( isset( $row[$info] ) ) $$info = $row[$info];
+    else                        $$info = '';
   }
 }
 //----------------------------------------------------- template initialization
diff --git a/admin/user_list.php b/admin/user_list.php
index 2fbf3ccc4..f759365b0 100644
--- a/admin/user_list.php
+++ b/admin/user_list.php
@@ -150,7 +150,7 @@ else
     }
     $vtp->addSession( $sub, 'user' );
     // checkbox for mail management if the user has a mail address
-    if ( $row['mail_address'] != '' and $row['username'] != 'guest' )
+    if ( isset( $row['mail_address'] ) and $row['username'] != 'guest' )
     {
       $vtp->addSession( $sub, 'checkbox' );
       $vtp->setVar( $sub, 'checkbox.name', 'mail-'.$row['id'] );