Filesystem API: Add a filter to wp_unique_filename()
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Props SergeyBiryukov, MikeHansenMe, johnbillion, swissspidy. Fixes #19121. git-svn-id: https://develop.svn.wordpress.org/trunk@36310 602fd350-edb4-49c9-b593-d223f7449a82
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@ -2003,7 +2003,18 @@ function wp_unique_filename( $dir, $filename, $unique_filename_callback = null )
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$filename2 = str_replace( array( "-$number$ext2", "$number$ext2" ), "-$new_number$ext2", $filename2 );
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$number = $new_number;
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}
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return $filename2;
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/**
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* Filter the result when generating a unique file name.
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*
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* @since 4.5.0
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*
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* @param string $filename Unique file name.
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* @param string $ext File extension, eg. ".png".
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* @param string $dir Directory path.
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* @param callable|null $unique_filename_callback Callback function that generates the unique file name.
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*/
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return apply_filters( 'wp_unique_filename', $filename2, $ext, $dir, $unique_filename_callback );
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}
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while ( file_exists( $dir . "/$filename" ) ) {
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@ -2015,7 +2026,8 @@ function wp_unique_filename( $dir, $filename, $unique_filename_callback = null )
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}
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}
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return $filename;
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/** This filter is documented in wp-includes/functions.php */
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return apply_filters( 'wp_unique_filename', $filename, $ext, $dir, $unique_filename_callback );
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}
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/**
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