function most_similar(&$context, $string, $source_str)
{
// decode the data retrieved from the database
$string = sqlite_udf_decode_binary($string);
$sim = similar_text($string, $source_str);
if (empty($context) || $sim > $context['sim']) {
$context = array('sim' => $sim, 'title' => $string);
}
}
/**
* Performs sqlite_udf_decode_binary on binary data.
* @see ResultSet::getBlob()
*/
public function getBlob($column)
{
$idx = is_int($column) ? $column - 1 : $column;
if (!array_key_exists($idx, $this->fields)) {
throw new SQLException("Invalid resultset column: " . $column);
}
if ($this->fields[$idx] === null) {
return null;
}
require_once 'creole/util/Blob.php';
$b = new Blob();
$b->setContents(sqlite_udf_decode_binary($this->fields[$idx]));
return $b;
}
function sqlitem_udf_decode_binary($data)
{
die('sqlitem_udf_decode_binary not implemented in PDO');
return sqlite_udf_decode_binary($data);
}
function sqlitem_udf_decode_binary($data)
{
return sqlite_udf_decode_binary($data);
}
public function unquoteBinary($data)
{
return sqlite_udf_decode_binary($data);
}
$x = @zip_entry_open($r, $e);
for ($i = 0; $i < 1000; $i++) {
$arr[$i] = array(array(""));
}
unset($arr[600]);
@zip_entry_read($e, -1);
unset($arr[601]);
break;
case 'dos17':
$z = "UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU";
$y = "DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD";
$x = "AQ ";
unset($z);
unset($y);
$x = base64_decode($x);
$y = @sqlite_udf_decode_binary($x);
unset($x);
break;
case 'dos18':
$MSGKEY = 519052;
$msg_id = @msg_get_queue($MSGKEY, 0600);
if (!@msg_send($msg_id, 1, 'AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHH', false, true, $msg_err)) {
echo "Msg not sent because {$msg_err}\n";
}
if (@msg_receive($msg_id, 1, $msg_type, 0xffffffff, $_SESSION, false, 0, $msg_error)) {
echo "{$msg}\n";
} else {
echo "Received {$msg_error} fetching message\n";
break;
}
@msg_remove_queue($msg_id);
/**
* This method return decoded binary data
*
* @param string $content binary data
* @access public
* @return string
*/
function decodeBinary($content)
{
return sqlite_udf_decode_binary($content);
}
<?php
// string escaping
$str = "foo ' '' \\' \\ \" \\\"";
echo sqlite_escape_string($str) . "\n";
$str = "this has a " . chr(0) . " char in the middle";
echo sqlite_escape_string($str) . "\n";
// encodeing/decoding binary
$data = array("hello there", "this has a " . chr(0) . " char in the middle", chr(1) . " this has an 0x01 at the start", "this has " . chr(1) . " in the middle", "");
foreach ($data as $item) {
echo "raw: {$item}\n";
$coded = sqlite_udf_encode_binary($item);
echo "coded: {$coded}\n";
$decoded = sqlite_udf_decode_binary($coded);
echo "decoded: {$decoded}\n";
if ($item != $decoded) {
echo "FAIL:\n";
echo "[{$item}]\n";
echo "[{$decoded}]\n";
}
}
?>
function dbi_get_blob($table, $column, $key)
{
global $unavail_DBI_Update_blob;
assert('! empty ( $table )');
assert('! empty ( $column )');
assert('! empty ( $key )');
$res = dbi_execute('SELECT ' . $column . ' FROM ' . $table . ' WHERE ' . $key);
if (!$res) {
return false;
}
$ret = '';
if ($row = dbi_fetch_row($res)) {
if (strcmp($GLOBALS['db_type'], 'mysql') == 0 || strcmp($GLOBALS['db_type'], 'mssql') == 0) {
$ret = $row[0];
} elseif (strcmp($GLOBALS['db_type'], 'sqlite') == 0) {
$ret = sqlite_udf_decode_binary($row[0]);
} elseif (strcmp($GLOBALS['db_type'], 'postgresql') == 0) {
$ret = pg_unescape_bytea($row[0]);
} else {
// TODO!
die_miserable_death($unavail_DBI_Update_blob);
}
}
dbi_free_result($res);
return $ret;
}
