public function Test_of_compress_decompress()
{
$original = file_get_contents(__FILE__);
$compressed = Ak::compress($original);
file_put_contents(AK_TMP_DIR . DS . 'gzip_test.gz', $compressed);
$this->assertTrue(strlen($compressed) < strlen($original));
$compressed_file = file_get_contents(AK_TMP_DIR . DS . 'gzip_test.gz');
$this->assertEqual($compressed_file, $compressed);
$uncompressed_from_file = Ak::uncompress($compressed_file);
$uncompressed_from_string = Ak::uncompress($compressed);
$this->assertEqual($uncompressed_from_file, $uncompressed_from_string);
}
public function castAttributeForDatabase($column_name, $value, $add_quotes = true)
{
$result = '';
switch ($this->getColumnType($column_name)) {
case 'datetime':
if (!empty($value)) {
$date_time = $this->_db->quote_datetime(Ak::getTimestamp($value));
$result = $add_quotes ? $date_time : trim($date_time, "'");
} else {
$result = 'null';
}
break;
case 'date':
if (!empty($value)) {
$date = $this->_db->quote_date(Ak::getTimestamp($value));
$result = $add_quotes ? $date : trim($date, "'");
} else {
$result = 'null';
}
break;
case 'boolean':
$result = is_null($value) ? 'null' : (!empty($value) ? "'1'" : "'0'");
break;
case 'binary':
if (!empty($value) && $this->_shouldCompressColumn($column_name)) {
$value = Ak::compress($value);
}
if ($this->getDatabaseType() == 'postgre') {
$result = is_null($value) ? 'null::bytea ' : " '" . $this->_db->escape_blob($value) . "'::bytea ";
} else {
$result = is_null($value) ? 'null' : ($add_quotes ? $this->_db->quote_string($value) : $value);
}
break;
case 'decimal':
if (is_null($value)) {
$result = 'null';
} else {
if ($scale = $this->getColumnScale($column_name)) {
$value = number_format($value, $scale, '.', '');
}
$result = $add_quotes ? $this->_db->quote_string($value) : $value;
}
break;
case 'serial':
case 'integer':
$result = is_null($value) || $value === '' ? 'null' : (int) $value;
break;
case 'float':
$result = empty($value) && $value !== 0 ? 'null' : (is_numeric($value) ? $value : $this->_db->quote_string($value));
$result = !empty($this->_columns[$column_name]['notNull']) && $result == 'null' && $this->getDatabaseType() == 'sqlite' ? '0' : $result;
break;
default:
if ($this->_shouldSerializeColumn($column_name)) {
$value = serialize($value);
}
$result = is_null($value) ? 'null' : ($add_quotes ? $this->_db->quote_string($value) : $value);
break;
}
// !! nullable vs. not nullable !!
return empty($this->_columns[$column_name]['notNull']) ? $result === '' ? "''" : $result : ($result === 'null' ? '' : $result);
}