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Set uploaded files extensions to lower case, fixes #11218 

git-svn-id: https://develop.svn.wordpress.org/trunk@12274 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Ozz 2009-11-25 05:04:30 +00:00
parent 09dfc3b883
commit be0c042c08
1 changed files with 17 additions and 5 deletions
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22
wp-includes/functions.php
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@ -2105,11 +2105,11 @@ function wp_unique_filename( $dir, $filename, $unique_filename_callback = null )
// separate the filename into a name and extension
$info = pathinfo($filename);
$ext = !empty($info['extension']) ? $info['extension'] : '';
$name = basename($filename, ".{$ext}");
$ext = !empty($info['extension']) ? '.' . $info['extension'] : '';
$name = basename($filename, $ext);
// edge case: if file is named '.ext', treat as an empty name
if( $name === ".$ext" )
if( $name === $ext )
$name = '';
// Increment the file number until we have a unique file to save in $dir. Use $override['unique_filename_callback'] if supplied.
@ -2118,8 +2118,20 @@ function wp_unique_filename( $dir, $filename, $unique_filename_callback = null )
} else {
$number = '';
if ( !empty( $ext ) )
$ext = ".$ext";
// change '.ext' to lower case
if ( $ext && strtolower($ext) != $ext ) {
$ext2 = strtolower($ext);
$filename2 = preg_replace( '|' . preg_quote($ext) . '$|', $ext2, $filename );
// check for both lower and upper case extension or image sub-sizes may be overwritten
while ( file_exists($dir . "/$filename") || file_exists($dir . "/$filename2") ) {
$new_number = $number + 1;
$filename = str_replace( "$number$ext", "$new_number$ext", $filename );
$filename2 = str_replace( "$number$ext2", "$new_number$ext2", $filename2 );
$number = $new_number;
}
return $filename2;
}
while ( file_exists( $dir . "/$filename" ) ) {
if ( '' == "$number$ext" )