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32 lines
912 B
32 lines
912 B
10 years ago
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<?php
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/**
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* @file
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* Mimetype specific utility functions.
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*/
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/**
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* Retrieve the correct file extension for a give mimetype.
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*
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* @param string $mimetype
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* The mimetype whose extension is required.
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*
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* @return string
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* The extension mapped to the given mimetype.
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*/
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function islandora_get_extension_for_mimetype($mimetype) {
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// file.mimetypes.inc is a part of Drupal core, however is not
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// automatically loaded. Manually require it.
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require_once DRUPAL_ROOT . "/includes/file.mimetypes.inc";
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$mimetype_mapping = file_mimetype_mapping();
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$extension_index = array_search($mimetype, $mimetype_mapping['mimetypes']);
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$mime_array_flipped = array_reverse($mimetype_mapping['extensions']);
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$extension = array_search($extension_index, $mime_array_flipped);
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// We can only have one mapping in drupal for 'xml'.
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if ($mimetype == "text/xml") {
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return "xml";
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}
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return $extension;
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}
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