'-'));
if ($icon_url = _filefield_icon_url($file)) {
$icon = '
';
}
return ''. $icon .'
';
}
function _filefield_icon_url($file) {
global $base_url;
$theme = variable_get('filefield_icon_theme', 'protocons');
if ($iconpath = _filefield_icon_path($file, $theme)) {
return $base_url .'/'. $iconpath;
}
return FALSE;
}
function _filefield_icon_path($file, $theme = 'protocons') {
// If there's an icon matching the exact mimetype, go for it.
$dashed_mime = strtr($file['filemime'], array('/' => '-'));
if ($iconpath = _filefield_create_icon_path($dashed_mime, $theme)) {
return $iconpath;
}
// For a couple of mimetypes, we can "manually" tell a generic icon.
if ($generic_name = _filefield_generic_icon_map($file)) {
if ($iconpath = _filefield_create_icon_path($generic_name, $theme)) {
return $iconpath;
}
}
// Use generic icons for each category that provides such icons.
foreach (array('audio', 'image', 'text', 'video') as $category) {
if (strpos($file['filemime'], $category .'/') === 0) {
if ($iconpath = _filefield_create_icon_path($category .'-x-generic', $theme)) {
return $iconpath;
}
}
}
// Try application-octet-stream as last fallback.
if ($iconpath = _filefield_create_icon_path('application-octet-stream', $theme)) {
return $iconpath;
}
// Sorry, no icon can be found...
return FALSE;
}
function _filefield_create_icon_path($iconname, $theme = 'protocons') {
$iconpath = drupal_get_path('module', 'filefield')
.'/icons/'. $theme .'/16x16/mimetypes/'. $iconname .'.png';
if (file_exists($iconpath)) {
return $iconpath;
}
return FALSE;
}
function _filefield_generic_icon_map($file) {
switch ($file['filemime']) {
// Word document types.
case 'application/msword':
case 'application/vnd.ms-word.document.macroEnabled.12':
case 'application/vnd.oasis.opendocument.text':
case 'application/vnd.oasis.opendocument.text-template':
case 'application/vnd.oasis.opendocument.text-master':
case 'application/vnd.oasis.opendocument.text-web':
case 'application/vnd.openxmlformats-officedocument.wordprocessingml.document':
case 'application/vnd.stardivision.writer':
case 'application/vnd.sun.xml.writer':
case 'application/vnd.sun.xml.writer.template':
case 'application/vnd.sun.xml.writer.global':
case 'application/vnd.wordperfect':
case 'application/x-abiword':
case 'application/x-applix-word':
case 'application/x-kword':
case 'application/x-kword-crypt':
return 'x-office-document';
// Spreadsheet document types.
case 'application/vnd.ms-excel':
case 'application/vnd.ms-excel.sheet.macroEnabled.12':
case 'application/vnd.oasis.opendocument.spreadsheet':
case 'application/vnd.oasis.opendocument.spreadsheet-template':
case 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet':
case 'application/vnd.stardivision.calc':
case 'application/vnd.sun.xml.calc':
case 'application/vnd.sun.xml.calc.template':
case 'application/vnd.lotus-1-2-3':
case 'application/x-applix-spreadsheet':
case 'application/x-gnumeric':
case 'application/x-kspread':
case 'application/x-kspread-crypt':
return 'x-office-spreadsheet';
// Presentation document types.
case 'application/vnd.ms-powerpoint':
case 'application/vnd.ms-powerpoint.presentation.macroEnabled.12':
case 'application/vnd.oasis.opendocument.presentation':
case 'application/vnd.oasis.opendocument.presentation-template':
case 'application/vnd.openxmlformats-officedocument.presentationml.presentation':
case 'application/vnd.stardivision.impress':
case 'application/vnd.sun.xml.impress':
case 'application/vnd.sun.xml.impress.template':
case 'application/x-kpresenter':
return 'x-office-presentation';
// Compressed archive types.
case 'application/zip':
case 'application/x-zip':
case 'application/stuffit':
case 'application/x-stuffit':
case 'application/x-7z-compressed':
case 'application/x-ace':
case 'application/x-arj':
case 'application/x-bzip':
case 'application/x-bzip-compressed-tar':
case 'application/x-compress':
case 'application/x-compressed-tar':
case 'application/x-cpio-compressed':
case 'application/x-deb':
case 'application/x-gzip':
case 'application/x-java-archive':
case 'application/x-lha':
case 'application/x-lhz':
case 'application/x-lzop':
case 'application/x-rar':
case 'application/x-rpm':
case 'application/x-tzo':
case 'application/x-tar':
case 'application/x-tarz':
case 'application/x-tgz':
return 'package-x-generic';
// Script file types.
case 'application/ecmascript':
case 'application/javascript':
case 'application/mathematica':
case 'application/vnd.mozilla.xul+xml':
case 'application/x-asp':
case 'application/x-awk':
case 'application/x-cgi':
case 'application/x-csh':
case 'application/x-m4':
case 'application/x-perl':
case 'application/x-php':
case 'application/x-ruby':
case 'application/x-shellscript':
case 'text/vnd.wap.wmlscript':
case 'text/x-emacs-lisp':
case 'text/x-haskell':
case 'text/x-literate-haskell':
case 'text/x-lua':
case 'text/x-makefile':
case 'text/x-matlab':
case 'text/x-python':
case 'text/x-sql':
case 'text/x-tcl':
return 'text-x-script';
// HTML aliases.
case 'application/xhtml+xml':
return 'text-html';
// Executable types.
case 'application/x-macbinary':
case 'application/x-ms-dos-executable':
case 'application/x-pef-executable':
return 'application-x-executable';
default:
return FALSE;
}
}