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Merge git://github.com/ludoo/redis

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This commit is contained in:
antirez 2009-04-08 12:13:56 +02:00
commit 575acbf1f7
2 changed files with 114 additions and 104 deletions
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196
client-libraries/php/redis.php
View File

@ -19,7 +19,7 @@ class Redis {
var $port;
var $_sock;
function Redis($host, $port=6379) {
function Redis($host='localhost', $port=6379) {
$this->host = $host;
$this->port = $port;
}
@ -46,7 +46,7 @@ class Redis {
function &ping() {
$this->connect();
$this->_write("PING\r\n");
return $this->_simple_response();
return $this->get_response();
}
function &do_echo($s) {
@ -61,7 +61,7 @@ class Redis {
($preserve ? 'SETNX' : 'SET') .
" $name " . strlen($value) . "\r\n$value\r\n"
);
return $preserve ? $this->_numeric_response() : $this->_simple_response();
return $this->get_response();
}
function &get($name) {
@ -76,7 +76,7 @@ class Redis {
$this->_write("INCR $name\r\n");
else
$this->_write("INCRBY $name $amount\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &decr($name, $amount=1) {
@ -85,19 +85,19 @@ class Redis {
$this->_write("DECR $name\r\n");
else
$this->_write("DECRBY $name $amount\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &exists($name) {
$this->connect();
$this->_write("EXISTS $name\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &delete($name) {
$this->connect();
$this->_write("DEL $name\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &keys($pattern) {
@ -109,19 +109,19 @@ class Redis {
function &randomkey() {
$this->connect();
$this->_write("RANDOMKEY\r\n");
$s =& trim($this->_read());
$this->_check_for_error($s);
return $s;
return $this->get_response();
}
function &rename($src, $dst, $preserve=False) {
$this->connect();
if ($preserve) {
$this->_write("RENAMENX $src $dst\r\n");
return $this->_numeric_response();
}
$this->_write("RENAME $src $dst\r\n");
return trim($this->_simple_response());
$this->_write($preserve ? "RENAMENX $src $dst\r\n" : "RENAME $src $dst\r\n");
return $this->get_response();
}
function &expire($name, $time) {
$this->connect();
$this->_write("EXPIRE $name $time\r\n");
return $this->get_response();
}
function &push($name, $value, $tail=true) {
@ -131,13 +131,13 @@ class Redis {
($tail ? 'RPUSH' : 'LPUSH') .
" $name " . strlen($value) . "\r\n$value\r\n"
);
return $this->_simple_response();
return $this->get_response();
}
function &ltrim($name, $start, $end) {
$this->connect();
$this->_write("LTRIM $name $start $end\r\n");
return $this->_simple_response();
return $this->get_response();
}
function &lindex($name, $index) {
@ -158,95 +158,112 @@ class Redis {
function &llen($name) {
$this->connect();
$this->_write("LLEN $name\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &lrange($name, $start, $end) {
$this->connect();
$this->_write("LRANGE $name $start $end\r\n");
return $this->_get_multi();
return $this->get_response();
}
function &sort($name, $query=false) {
$this->connect();
if ($query === false) {
$this->_write("SORT $name\r\n");
} else {
$this->_write("SORT $name $query\r\n");
}
return $this->_get_multi();
$this->_write($query == false ? "SORT $name\r\n" : "SORT $name $query\r\n");
return $this->get_response();
}
function &lset($name, $value, $index) {
$this->connect();
$this->_write("LSET $name $index " . strlen($value) . "\r\n$value\r\n");
return $this->_simple_response();
return $this->get_response();
}
function &sadd($name, $value) {
$this->connect();
$this->_write("SADD $name " . strlen($value) . "\r\n$value\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &srem($name, $value) {
$this->connect();
$this->_write("SREM $name " . strlen($value) . "\r\n$value\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &sismember($name, $value) {
$this->connect();
$this->_write("SISMEMBER $name " . strlen($value) . "\r\n$value\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &sinter($sets) {
$this->connect();
$this->_write('SINTER ' . implode(' ', $sets) . "\r\n");
return $this->_get_multi();
return $this->get_response();
}
function &smembers($name) {
$this->connect();
$this->_write("SMEMBERS $name\r\n");
return $this->_get_multi();
return $this->get_response();
}
function &scard($name) {
$this->connect();
$this->_write("SCARD $name\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &select_db($name) {
$this->connect();
$this->_write("SELECT $name\r\n");
return $this->_simple_response();
return $this->get_response();
}
function &move($name, $db) {
$this->connect();
$this->_write("MOVE $name $db\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &save($background=false) {
$this->connect();
$this->_write(($background ? "BGSAVE\r\n" : "SAVE\r\n"));
return $this->_simple_response();
return $this->get_response();
}
function &lastsave() {
$this->connect();
$this->_write("LASTSAVE\r\n");
return $this->_numeric_response();
return $this->get_response();
}
function &flush($all=false) {
$this->connect();
$this->_write($all ? "FLUSH\r\n" : "FLUSHDB\r\n");
return $this->get_response();
}
function &info() {
$this->connect();
$this->_write("INFO\r\n");
$info = array();
$data =& $this->get_response();
foreach (explode("\r\n", $data) as $l) {
if (!$l)
continue;
list($k, $v) = explode(':', $l, 2);
$_v = strpos($v, '.') !== false ? (float)$v : (int)$v;
$info[$k] = (string)$_v == $v ? $_v : $v;
}
return $info;
}
function &_write($s) {
while ($s) {
$i = fwrite($this->_sock, $s);
if ($i == 0)
if ($i == 0) // || $i == strlen($s))
break;
$s = substr($s, $i);
}
@ -259,72 +276,57 @@ class Redis {
trigger_error("Cannot read from socket.", E_USER_ERROR);
}
function _check_for_error(&$s) {
if (!$s || $s[0] != '-')
return;
if (substr($s, 0, 4) == '-ERR')
trigger_error("Redis error: " . trim(substr($s, 4)), E_USER_ERROR);
trigger_error("Redis error: " . substr(trim($this->_read()), 5), E_USER_ERROR);
}
function &_simple_response() {
$s =& trim($this->_read());
if ($s[0] == '+')
return substr($s, 1);
if ($err =& $this->_check_for_error($s))
return $err;
trigger_error("Cannot parse first line '$s' for a simple response", E_USER_ERROR);
}
function &_numeric_response($allow_negative=True) {
$s =& trim($this->_read());
$i = (int)$s;
if ($i . '' == $s) {
if (!$allow_negative && $i < 0)
$this->_check_for_error($s);
return $i;
function &get_response() {
$data = trim($this->_read());
$c = $data[0];
$data = substr($data, 1);
switch ($c) {
case '-':
trigger_error(substr($data, 0, 4) == 'ERR ' ? substr($data, 4) : $data, E_USER_ERROR);
break;
case '+':
return $data;
case '*':
$num = (int)$data;
if ((string)$num != $data)
trigger_error("Cannot convert multi-response header '$data' to integer", E_USER_ERROR);
$result = array();
for ($i=0; $i<$num; $i++)
$result[] =& $this->_get_value();
return $result;
default:
return $this->_get_value($c . $data);
}
if ($s == 'nil')
}
function &_get_value($data=null) {
if ($data === null)
$data =& trim($this->_read());
if ($data == '$-1')
return null;
trigger_error("Cannot parse '$s' as numeric response.");
}
function &_get_value() {
$s =& trim($this->_read());
if ($s == 'nil')
return '';
else if ($s[0] == '-')
$this->_check_for_error($s);
$i = (int)$s;
if ($i . '' != $s)
trigger_error("Cannot parse '$s' as data length.");
$c = $data[0];
$data = substr($data, 1);
$i = strpos($data, '.') !== false ? (int)$data : (float)$data;
if ((string)$i != $data)
trigger_error("Cannot convert data '$c$data' to integer", E_USER_ERROR);
if ($c == ':')
return $i;
if ($c != '$')
trigger_error("Unkown response prefix for '$c$data'", E_USER_ERROR);
$buffer = '';
while ($i > 0) {
$s = $this->_read();
$l = strlen($s);
$i -= $l;
if ($l > $i) // ending crlf
$s = rtrim($s);
$buffer .= $s;
while (true) {
$data =& $this->_read();
$i -= strlen($data);
$buffer .= $data;
if ($i < 0)
break;
}
if ($i == 0) // let's restore the trailing crlf
$buffer .= $this->_read();
return $buffer;
}
function &_get_multi() {
$results = array();
$num =& $this->_numeric_response(false);
if ($num === false)
return $results;
while ($num) {
$results[] =& $this->_get_value();
$num -= 1;
}
return $results;
return substr($buffer, 0, -2);
}
}
//$r =& new Redis();
//var_dump($r->info());
?>

22
client-libraries/php/tests.php
View File

@ -6,6 +6,8 @@ require_once('redis.php');
$r =& new Redis('localhost');
$r->connect();
$r->select_db(9);
$r->flush();
echo $r->ping() . "\n";
echo $r->do_echo('ECHO test') . "\n";
echo "SET aaa " . $r->set('aaa', 'bbb') . "\n";
@ -61,18 +63,24 @@ echo 'SREM s0 bbb ' . $r->srem('s0', 'bbb') . "\n";
echo 'SINTER s0 s1 ' . print_r($r->sinter(array('s0', 's1')), true) . "\n";
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 1 ' . $r->select_db(1) . "\n";
echo 'SELECT 8 ' . $r->select_db(8) . "\n";
echo 'EXISTS s1 ' . $r->exists('s1') . "\n";
if ($r->exists('s1'))
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 9 ' . $r->select_db(9) . "\n";
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 0 ' . $r->select_db(0) . "\n";
echo 'MOVE s1 8 ' . $r->move('s1', 8) . "\n";
echo 'EXISTS s1 ' . $r->exists('s1') . "\n";
if ($r->exists('s1'))
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 8 ' . $r->select_db(8) . "\n";
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'MOVE s1 1 ' . $r->move('s1', 1) . "\n";
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 1 ' . $r->select_db(1) . "\n";
echo 'SMEMBERS s1 ' . print_r($r->smembers('s1'), true) . "\n";
echo 'SELECT 0 ' . $r->select_db(0) . "\n";
echo 'SELECT 9 ' . $r->select_db(9) . "\n";
echo 'SAVE ' . $r->save() . "\n";
echo 'BGSAVE ' . $r->save(true) . "\n";
echo 'LASTSAVE ' . $r->lastsave() . "\n";
echo 'INFO ' . print_r($r->info()) . "\n";
?>