- Patch #520664 by rfay, quicksketch: file_get_mimetype() should not be case-sensitive. Comes with more and better tests.

merge-requests/26/head
Dries Buytaert 2009-07-20 19:02:38 +00:00
parent d24d954479
commit 444ae51f17
3 changed files with 65 additions and 7 deletions

View File

@ -1544,10 +1544,14 @@ function file_upload_max_size() {
* An optional map of extensions to their mimetypes, in the form:
* - 'mimetypes': a list of mimetypes, keyed by an identifier,
* - 'extensions': the mapping itself, an associative array in which
* the key is the extension and the value is the mimetype identifier.
* the key is the extension (lowercase) and the value is the mimetype identifier.
* If $mapping is omitted, the drupal variable mime_extension_mapping is checked
* for a value and if that fails then file_default_mimetype_mapping() is called
*
* @return
* The internet media type registered for the extension or application/octet-stream for unknown extensions.
* @see
* file_default_mimetype_mapping()
*/
function file_get_mimetype($filename, $mapping = NULL) {
if (!isset($mapping)) {
@ -1571,7 +1575,7 @@ function file_get_mimetype($filename, $mapping = NULL) {
// - image.jpeg, and
// - awesome.image.jpeg
while ($additional_part = array_pop($file_parts)) {
$extension = $additional_part . ($extension ? '.' . $extension : '');
$extension = strtolower($additional_part . ($extension ? '.' . $extension : ''));
if (isset($mapping['extensions'][$extension])) {
return $mapping['mimetypes'][$mapping['extensions'][$extension]];
}

View File

@ -1,7 +1,18 @@
<?php
// $Id$
/**
* @file
* Provides mimetype mappings.
*/
/**
* Default MIME extension mapping.
*
* @return
* Array of mimetypes correlated to the extensions that relate to them.
* @see file_get_mimetype()
*/
function file_default_mimetype_mapping() {
return array(
@ -355,6 +366,8 @@ function file_default_mimetype_mapping() {
344 => 'x-epoc/x-sisx-app',
345 => 'x-world/x-vrml',
),
// Extensions added to this list MUST be lower-case.
'extensions' => array(
'ez' => 0,
'atom' => 1,
@ -484,7 +497,7 @@ function file_default_mimetype_mapping() {
'pfb' => 113,
'pcf' => 113,
'gsf' => 113,
'pcf.Z' => 113,
'pcf.z' => 113,
'mm' => 114,
'spl' => 115,
'gnumeric' => 116,

View File

@ -30,7 +30,7 @@ function file_test_file_scan_callback($filepath = NULL) {
$files = &drupal_static(__FUNCTION__, array());
if (isset($filepath)) {
$files[] = $filepath;
}
}
else {
return $files;
}
@ -2016,23 +2016,64 @@ class FileMimeTypeTest extends DrupalWebTestCase {
}
/**
* Test basic extraction of mimetypes from the filename.
* Test mapping of mimetypes from filenames.
*/
public function testFileMimeTypeDetection() {
$test_case = array(
'test.jar' => 'application/java-archive',
'test.jpeg' => 'image/jpeg',
'test.JPEG' => 'image/jpeg',
'test.jpg' => 'image/jpeg',
'test.jar.jpg' => 'image/jpeg',
'test.jpg.jar' => 'application/java-archive',
'test.pcf.Z' => 'application/x-font',
'pcf.Z' => 'application/octet-stream',
'pcf.z' => 'application/octet-stream',
'jar' => 'application/octet-stream',
'some.junk' => 'application/octet-stream',
);
// Test using default mappings (not using 'mime_extension_mapping').
variable_del('mime_extension_mapping');
foreach ($test_case as $input => $expected) {
$output = file_get_mimetype($input);
$this->assertIdentical($output, $expected, t('Mimetype for %input is %output (expected: %expected).', array('%input' => $input, '%output' => $output, '%expected' => $expected)));
$this->assertIdentical($output, $expected, t('Mimetype (using default mappings) for %input is %output (expected: %expected).', array('%input' => $input, '%output' => $output, '%expected' => $expected)));
}
// Now test using mappings from the mime_extension_mapping variable.
$mapping = array(
'mimetypes' => array(
0 => 'application/java-archive',
1 => 'image/jpeg',
),
'extensions' => array(
'jar' => 0,
'jpg' => 1,
)
);
$test_case = array(
'test.jar' => 'application/java-archive',
'test.jpeg' => 'application/octet-stream',
'test.jpg' => 'image/jpeg',
'test.jar.jpg' => 'image/jpeg',
'test.jpg.jar' => 'application/java-archive',
'test.pcf.z' => 'application/octet-stream',
'pcf.z' => 'application/octet-stream',
'jar' => 'application/octet-stream',
'some.junk' => 'application/octet-stream',
);
variable_set('mime_extension_mapping', $mapping);
foreach ($test_case as $input => $expected) {
$output = file_get_mimetype($input);
$this->assertIdentical($output, $expected, t('Mimetype (using mappings from variable) for %input is %output (expected: %expected).', array('%input' => $input, '%output' => $output, '%expected' => $expected)));
}
// Now test the same when passing in the map.
variable_del('mime_extension_mapping');
foreach ($test_case as $input => $expected) {
$output = file_get_mimetype($input, $mapping);
$this->assertIdentical($output, $expected, t('Mimetype (using passed-in mappings) for %input is %output (expected: %expected).', array('%input' => $input, '%output' => $output, '%expected' => $expected)));
}
}
}