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-rw-r--r--admin/include/functions.php353
1 files changed, 188 insertions, 165 deletions
diff --git a/admin/include/functions.php b/admin/include/functions.php
index 1aee2d94d..2b4ee9d3e 100644
--- a/admin/include/functions.php
+++ b/admin/include/functions.php
@@ -1,9 +1,9 @@
<?php
/***************************************************************************
- * functions.php is a part of PhpWebGallery *
+ * functions.php *
* ------------------- *
- * last update : Tuesday, September 26, 2002 *
- * email : pierrick@z0rglub.com *
+ * application : PhpWebGallery 1.3 *
+ * author : Pierrick LE GALL <pierrick@z0rglub.com> *
* *
***************************************************************************
@@ -14,181 +14,204 @@
* the Free Software Foundation; *
* *
***************************************************************************/
+
+$tab_ext_create_TN = array ( 'jpg', 'png' );
+
+function is_image( $filename, $create_thumbnail = false )
+{
+ global $tab_ext_create_TN, $conf;
+
+ $is_image = false;
+
+ if ( is_file ( $filename ) )
+ {
+ $size = getimagesize( $filename );
+ // $size[2] == 1 means GIF
+ // $size[2] == 2 means JPG
+ // $size[2] == 3 means PNG
+ if ( !$create_thumbnail )
+ {
+ if ( in_array( get_extension( $filename ), $conf['picture_ext'] )
+ and ( $size[2] == 1 or $size[2] == 2 or $size[2] == 3 ) )
+ {
+ $is_image = true;
+ }
+ }
+ else
+ {
+ if ( in_array( get_extension( $filename ), $tab_ext_create_TN )
+ and ( $size[2] == 2 or $size[2] == 3 ) )
+ {
+ $is_image = true;
+ }
+ }
+ }
+ return $is_image;
+}
- $tab_ext = array ( 'jpg', 'gif', 'JPG','GIF','png','PNG' );
- $tab_ext_create_TN = array ( 'jpg', 'JPG','png','PNG' );
-
- function get_extension( $filename )
- {
- return substr ( strrchr($filename,"."), 1, strlen ( $filename ) );
- }
-
- function is_image( $filename, $create_thumbnail = false )
- {
- global $tab_ext, $tab_ext_create_TN;
- $is_image = false;
- if ( is_file ( $filename ) )
- {
- $size = getimagesize( $filename );
- // $size[2] == 1 means GIF
- // $size[2] == 2 means JPG
- // $size[2] == 3 means PNG
- if ( !$create_thumbnail )
- {
- if ( in_array ( get_extension( $filename ), $tab_ext ) && ( $size[2] == 1 || $size[2] == 2 || $size[2] == 3 ) )
- {
- $is_image = true;
- }
- }
- else
- {
- if ( in_array ( get_extension( $filename ), $tab_ext_create_TN ) && ( $size[2] == 2 || $size[2] == 3 ) )
- {
- $is_image = true;
- }
- }
- }
- return $is_image;
- }
-
- function TN_exist ( $dir, $file )
- {
- global $tab_ext, $conf;
- $titre = substr ( $file, 0, strrpos ( $file, ".") );
- for ( $i = 0; $i < sizeof ( $tab_ext ); $i++ )
- {
- $test = $dir."/thumbnail/".$conf['prefixe_thumbnail'].$titre.".".$tab_ext[$i];
- if ( is_file ( $test ) )
- {
- return $tab_ext[$i];
- }
- }
- return false;
- }
+function TN_exists( $dir, $file )
+{
+ global $conf;
+
+ $filename = get_filename_wo_extension( $file );
+ foreach ( $conf['picture_ext'] as $ext ) {
+ $test = $dir.'/thumbnail/'.$conf['prefixe_thumbnail'].$filename.'.'.$ext;
+ if ( is_file ( $test ) )
+ {
+ return $ext;
+ }
+ }
+ return false;
+}
- // The function delete_site deletes a site
- // and call the function delete_category for each primary category of the site
- function delete_site( $id )
- {
- global $prefixeTable;
-
- // destruction of the categories of the site
- $query = "select id from $prefixeTable"."categories where site_id = $id;";
- $result = mysql_query( $query );
- while ( $row = mysql_fetch_array( $result ) )
- {
- delete_category( $row['id'] );
- }
+// The function delete_site deletes a site
+// and call the function delete_category for each primary category of the site
+function delete_site( $id )
+{
+ // destruction of the categories of the site
+ $query = 'SELECT id';
+ $query.= ' FROM '.PREFIX_TABLE.'categories';
+ $query.= ' WHERE site_id = '.$id;
+ $query.= ';';
+ $result = mysql_query( $query );
+ while ( $row = mysql_fetch_array( $result ) )
+ {
+ delete_category( $row['id'] );
+ }
- // destruction of the site
- $query = "delete from $prefixeTable"."sites where id = $id;";
- mysql_query( $query );
- }
+ // destruction of the site
+ $query = 'DELETE FROM '.PREFIX_TABLE.'sites';
+ $query.= ' WHERE id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
+}
- // The function delete_category deletes the category identified by the $id
- // It also deletes (in the database) :
- // - all the images of the images (thanks to delete_image, see further)
- // - all the restrictions linked to the category
- // The function works recursively.
- function delete_category( $id )
- {
- global $prefixeTable;
+// The function delete_category deletes the category identified by the $id
+// It also deletes (in the database) :
+// - all the images of the images (thanks to delete_image, see further)
+// - all the restrictions linked to the category
+// The function works recursively.
+function delete_category( $id )
+{
+ // destruction of all the related images
+ $query = 'SELECT id';
+ $query.= ' FROM '.PREFIX_TABLE.'images';
+ $query.= ' WHERE cat_id = '.$id;
+ $query.= ';';
+ $result = mysql_query( $query );
+ while ( $row = mysql_fetch_array( $result ) )
+ {
+ delete_image( $row['id'] );
+ }
- // destruction of all the related images
- $query = "select id from $prefixeTable"."images where cat_id = '".$id."';";
- $result = mysql_query( $query );
- while ( $row = mysql_fetch_array( $result ) )
- {
- delete_image( $row['id'] );
- }
+ // destruction of the restrictions linked to the category
+ $query = 'DELETE FROM '.PREFIX_TABLE.'restrictions';
+ $query.= ' WHERE cat_id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
- // destruction of the restrictions linked to the category
- $query = "delete from $prefixeTable"."restrictions where cat_id = '".$id."';";
- mysql_query( $query );
+ // destruction of the sub-categories
+ $query = 'SELECT id';
+ $query.= ' FROM '.PREFIX_TABLE.'categories';
+ $query.= ' WHERE id_uppercat = '.$id;
+ $query.= ';';
+ $result = mysql_query( $query );
+ while( $row = mysql_fetch_array( $result ) )
+ {
+ delete_category( $row['id'] );
+ }
- // destruction of the sub-categories
- $query = "select id from $prefixeTable"."categories where id_uppercat = '$id';";
- $result = mysql_query( $query );
- while( $row = mysql_fetch_array( $result ) )
- {
- delete_category( $row['id'] );
- }
-
- // destruction of the category
- $query = "delete from $prefixeTable"."categories where id = '$id';";
- mysql_query( $query );
- }
+ // destruction of the category
+ $query = 'DELETE FROM '.PREFIX_TABLE.'categories';
+ $query.= ' WHERE id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
+}
- // The function delete_image deletes the image identified by the $id
- // It also deletes (in the database) :
- // - all the comments related to the image
- // - all the favorites associated to the image
- function delete_image( $id )
- {
- global $prefixeTable,$count_deleted;
+// The function delete_image deletes the image identified by the $id
+// It also deletes (in the database) :
+// - all the comments related to the image
+// - all the favorites associated to the image
+function delete_image( $id )
+{
+ global $count_deleted;
- // destruction of the comments on the image
- $query = "delete from $prefixeTable"."comments where image_id = $id;";
- mysql_query( $query );
+ // destruction of the comments on the image
+ $query = 'DELETE FROM '.PREFIX_TABLE.'comments';
+ $query.= ' WHERE image_id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
- // destruction of the favorites associated with the picture
- $query = "delete from $prefixeTable"."favorites where image_id = $id;";
- mysql_query( $query );
+ // destruction of the favorites associated with the picture
+ $query = 'DELETE FROM '.PREFIX_TABLE.'favorites';
+ $query.= ' WHERE image_id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
- // destruction of the image
- $query = "delete from $prefixeTable"."images where id = $id;";
- mysql_query( $query );
- $count_deleted++;
- }
+ // destruction of the image
+ $query = 'DELETE FROM '.PREFIX_TABLE.'images';
+ $query.= ' WHERE id = '.$id;
+ $query.= ';';
+ mysql_query( $query );
+ $count_deleted++;
+}
- // The delete_user function delete a user identified by the $user_id
- // It also deletes :
- // - all the restrictions linked to this user
- // - all the favorites linked to this user
- function delete_user( $user_id )
- {
- global $prefixeTable;
-
- // destruction of the restrictions linked to the user
- $query = "delete from $prefixeTable"."restrictions where user_id = $user_id;";
- mysql_query( $query );
+// The delete_user function delete a user identified by the $user_id
+// It also deletes :
+// - all the restrictions linked to this user
+// - all the favorites linked to this user
+function delete_user( $user_id )
+{
+ // destruction of the restrictions linked to the user
+ $query = 'DELETE FROM '.PREFIX_TABLE.'restrictions';
+ $query.= ' WHERE user_id = '.$user_id;
+ $query.= ';';
+ mysql_query( $query );
- // destruction of the favorites associated with the user
- $query = "delete from $prefixeTable"."favorites where user_id = $user_id;";
- mysql_query( $query );
+ // destruction of the favorites associated with the user
+ $query = 'DELETE FROM '.PREFIX_TABLE.'favorites';
+ $query.= ' WHERE user_id = '.$user_id;
+ $query.= ';';
+ mysql_query( $query );
- // destruction of the user
- $query = "delete from $prefixeTable"."users where id = $user_id;";
- mysql_query( $query );
- }
+ // destruction of the user
+ $query = 'DELETE FROM '.PREFIX_TABLE.'users';
+ $query.= ' WHERE id = '.$user_id;
+ $query.= ';';
+ mysql_query( $query );
+}
- // The check_favorites function deletes all the favorites of a user if he is not allowed to see them
- // (the category or an upper category is restricted or invisible)
- function check_favorites( $user_id )
- {
- global $prefixeTable;
-
- $row = mysql_fetch_array( mysql_query( "select status from $prefixeTable"."users where id = $user_id;" ) );
- $status = $row['status'];
- // retrieving all the restricted categories for this user
- $restricted_cat = get_all_restrictions( $user_id, $status );
- // retrieving all the favorites for this user and comparing their categories to the restricted categories
- $query = "select image_id, cat_id";
- $query.= " from $prefixeTable"."favorites, $prefixeTable"."images";
- $query.= " where user_id = $user_id";
- $query.= " and id = image_id";
- $query.= ";";
- $result = mysql_query ( $query );
- while ( $row = mysql_fetch_array( $result ) )
- {
- if ( in_array( $row['cat_id'], $restricted_cat ) )
- {
- $query = "delete from $prefixeTable"."favorites";
- $query.= " where image_id = ".$row['image_id'];
- $query.= " and user_id = $user_id";
- $query.= ";";
- mysql_query( $query );
- }
- }
- }
+// The check_favorites function deletes all the favorites of a user if he is
+// not allowed to see them (the category or an upper category is restricted
+// or invisible)
+function check_favorites( $user_id )
+{
+ $query = 'SELECT status';
+ $query.= ' FROM '.PREFIX_TABLE.'users';
+ $query.= ' WHERE id = '.$user_id;
+ $query.= ';';
+ $row = mysql_fetch_array( mysql_query( $query ) );
+ $status = $row['status'];
+ // retrieving all the restricted categories for this user
+ $restricted_cat = get_all_restrictions( $user_id, $status );
+ // retrieving all the favorites for this user and comparing their
+ // categories to the restricted categories
+ $query = 'SELECT image_id, cat_id';
+ $query.= ' FROM '.PREFIX_TABLE.'favorites, '.PREFIX_TABLE.'images';
+ $query.= ' WHERE user_id = '.$user_id;
+ $query.= ' AND id = image_id';
+ $query.= ';';
+ $result = mysql_query ( $query );
+ while ( $row = mysql_fetch_array( $result ) )
+ {
+ if ( in_array( $row['cat_id'], $restricted_cat ) )
+ {
+ $query = 'DELETE FROM '.PREFIX_TABLE.'favorites';
+ $query.= ' WHERE image_id = '.$row['image_id'];
+ $query.= ' AND user_id = '.$user_id;
+ $query.= ';';
+ mysql_query( $query );
+ }
+ }
+}
?> \ No newline at end of file