/**
* Create the bag, generate tar.
*
* @param array $file_ids Array of ids, posted from the form.
* @param string $name The name of the bag.
*
* @return boolean $success True if the new bag validates.
*/
function bagithelpers_doBagIt($collection_id, $collection_name)
{
$db = get_db();
$key = sha1(microtime(true) . mt_rand(10000, 90000));
$collection_name = $collection_name . '-' . $key;
// Instantiate the bag, get the collection.
$bag = new BagIt(BAGIT_BAG_DIRECTORY . '/' . $collection_name);
$collection = $db->getTable('BagitFileCollection')->find($collection_id);
// Get the files associated with the collection.
$files = $collection->getFiles();
// Retrieve the files and add them to the new bag.
foreach ($files as $file) {
$bagurl = file_display_url($file);
$bag->fetch->add($bagurl, 'data/' . $file->original_filename);
}
// Update the hashes.
$bag->update();
// Tar it up.
$bag->package(BAGIT_BAG_DIRECTORY . '/' . $collection_name);
return $bag->isValid() ? $collection_name : false;
}
public function testValidateChecksum()
{
$tmp = tmpdir();
try {
mkdir($tmp);
file_put_contents($tmp . "/manifest-sha1.txt", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa data/missing.txt\n");
mkdir($tmp . '/data');
touch($tmp . '/data/missing.txt');
$bag = new BagIt($tmp);
$bag->validate();
$bagErrors = $bag->getBagErrors();
$this->assertFalse($bag->isValid());
$this->assertTrue(seenAtKey($bagErrors, 0, 'data/missing.txt'));
$this->assertTrue(seenAtKey($bagErrors, 1, 'Checksum mismatch.'));
} catch (Exception $e) {
rrmdir($tmp);
throw $e;
}
rrmdir($tmp);
}
/**
* This is the use case for consuming a bag from someone else. The user
* does these actions:
*
* <ol>
* <li>Open the bag;</li>
* <li>Validate the downloaded contents;</li>
* <li>Fetch on-line items in the bag;</li>
* <li>Validate the bag's contents; and</li>
* <li>Copy items from the bag onto the local disk.</li>
* </ol>
*/
public function testBagConsumer()
{
$srcbag = __DIR__ . '/TestBag.tgz';
// 1. Open the bag;
$bag = new BagIt($srcbag);
$this->queueRm($bag->bagDirectory);
$this->assertTrue($bag->isValid());
$this->assertTrue($bag->isExtended());
$bagInfo = $bag->getBagInfo();
$this->assertEquals('0.96', $bagInfo['version']);
$this->assertEquals('UTF-8', $bagInfo['encoding']);
$this->assertEquals('sha1', $bagInfo['hash']);
$this->assertEquals('sha1', $bag->getHashEncoding());
$this->assertEquals(7, count($bag->getBagContents()));
$this->assertEquals(0, count($bag->getBagErrors()));
// 2. Validate the downloaded contents;
$bag->validate();
$this->assertEquals(0, count($bag->getBagErrors()));
// 3. Fetch on-line items in the bag;
$bag->fetch->download();
$bag->update();
$bag->validate();
$this->assertEquals(8, count($bag->getBagContents()));
// 4. Validate the bag's contents; and
$this->assertEquals(0, count($bag->getBagErrors()));
// 5. Copy items from the bag onto the local disk.
$tmpdir = tmpdir();
mkdir($tmpdir);
$this->queueRm($tmpdir);
foreach ($bag->getBagContents() as $bagFile) {
$basename = basename($bagFile);
copy($bagFile, "{$tmpdir}/{$basename}");
}
$this->assertEquals(count($bag->getBagContents()) + 2, count(scandir($tmpdir)));
$this->assertEquals(count($bag->manifest->getData()) + 2, count(scandir($tmpdir)));
}
