/**
* Returns the checksum of the specified file's content.
*
* @param string $key
*
* @return string A MD5 hash
*/
public function checksum($key)
{
$this->assertHasFile($key);
if ($this->adapter instanceof Adapter\ChecksumCalculator) {
return $this->adapter->checksum($key);
}
return Util\Checksum::fromContent($this->read($key));
}
/**
* {@inheritDoc}
*/
public function checksum($key)
{
return Util\Checksum::fromContent($this->read($key));
}
/**
* {@inheritdoc}
*/
public function checksum($key)
{
$file = $this->find($key);
return Util\Checksum::fromContent($file ? $file->getContentAsString() : '');
}
/**
* {@inheritDoc}
*/
public function write($key, $content, array $metadata = null)
{
$this->files[$key]['content'] = $content;
$this->files[$key]['mtime'] = time();
$this->files[$key]['checksum'] = Util\Checksum::fromContent($content);
return Util\Size::fromContent($content);
}
/**
* Returns the checksum of the file
*
* @param string $key
*
* @return string
*/
public function checksum($key)
{
$this->assertExists($key);
return Util\Checksum::fromContent($this->read($key));
}
/**
* {@inheritdoc}
*/
public function write($key, $content)
{
$values = array($this->getQuotedColumn('content') => $content, $this->getQuotedColumn('mtime') => time(), $this->getQuotedColumn('checksum') => Util\Checksum::fromContent($content));
if ($this->exists($key)) {
$this->connection->update($this->table, $values, array($this->getQuotedColumn('key') => $key));
} else {
$values[$this->getQuotedColumn('key')] = $key;
$this->connection->insert($this->table, $values);
}
return Util\Size::fromContent($content);
}
public function testChecksumIsUpdatedOnWrite()
{
$adapter = new InMemory(array('foobar' => array('content' => 'Some content', 'checksum' => 'abcd')));
$adapter->write('foobar', 'Changed content');
$this->assertEquals(Checksum::fromContent('Changed content'), $adapter->checksum('foobar'));
}
