Add type-safe drop-in replacement for mime_content_type()
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29
MD_STD.php
29
MD_STD.php
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@ -378,6 +378,27 @@ final class MD_STD {
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}
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/**
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* Wrapper around the finfo functions to get the mime content type of a file.
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*
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* @param string $filepath Expected file path.
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*
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* @return string
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*/
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public static function mime_content_type(string $filepath):string {
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if (!($finfo = \finfo_open(FILEINFO_MIME_TYPE))) {
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throw new Exception("Cannot open finfo context");
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}
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if (!($mime_type = finfo_file($finfo, $filepath))) {
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throw new MDWrongFileType("Cannot get mime type of file: " . basename($filepath));
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}
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\finfo_close($finfo);
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return $mime_type;
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}
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/**
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* Checks if a file exists, with one of the expected mime types.
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*
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@ -397,13 +418,7 @@ final class MD_STD {
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return;
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}
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if (!($finfo = \finfo_open(FILEINFO_MIME_TYPE))) {
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throw new Exception("Cannot open finfo context");
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}
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if (!($mime_type = finfo_file($finfo, $filepath))) {
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throw new MDWrongFileType("Cannot get mime type of file: " . basename($filepath));
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}
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\finfo_close($finfo);
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$mime_type = self::mime_content_type($filepath);
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if (!\in_array($mime_type, $accepted_mimetype, true)) {
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throw new MDWrongFileType("Incorrect mime type of file " . \basename($filepath) . ". Mime type is " . \mime_content_type($filepath) . ", accepted any of ['" . \implode("', '", $accepted_mimetype) . "']");
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