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31 lines
912 B
31 lines
912 B
<?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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