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|
--TEST--
User-space filters
--FILE--
<?php
# vim600:syn=php:
class UpperCaseFilter extends php_user_filter {
function oncreate()
{
echo "oncreate:\n";
var_dump($this->filtername);
var_dump($this->params);
}
function flush($closing)
{
echo "flush:\n";
}
function onclose()
{
echo "onclose:\n";
}
function write($data)
{
echo "write:\n";
$x = parent::write($data);
return strlen($data);
}
function read($bytes)
{
echo "read:\n";
$x = parent::read($bytes);
return strtoupper($x);
}
};
var_dump(stream_register_filter("string.uppercase", "UpperCaseFilter"));
$fp = tmpfile();
fwrite($fp, "hello there");
rewind($fp);
var_dump(stream_filter_prepend($fp, "string.uppercase"));
var_dump(fgets($fp));
fclose($fp);
?>
--EXPECT--
bool(true)
oncreate:
string(16) "string.uppercase"
NULL
bool(true)
read:
read:
string(11) "HELLO THERE"
flush:
onclose:
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