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<?php
if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
// called directly
if (isset($_GET['getOutputCompression'])) {
echo (int)ini_get('zlib.output_compression');
exit();
}
if (isset($_GET['hello'])) {
// try to disable (may not work)
ini_set('zlib.output_compression', '0');
echo 'World!';
exit();
}
}
require_once '_inc.php';
function test_environment()
{
global $thisDir;
// check DOCROOT
$noSlash = assertTrue(
0 === preg_match('@[\\\\/]$@', $_SERVER['DOCUMENT_ROOT'])
,'environment : DOCUMENT_ROOT should not end in trailing slash'
);
$isRealPath = assertTrue(false !== realpath($_SERVER['DOCUMENT_ROOT'])
,'environment : DOCUMENT_ROOT should pass realpath()'
);
$containsThisFile = assertTrue(
0 === strpos(realpath(__FILE__), realpath($_SERVER['DOCUMENT_ROOT']))
,'environment : DOCUMENT_ROOT should contain this test file'
);
if (! $noSlash || ! $isRealPath || ! $containsThisFile) {
echo "\nDOCUMENT_ROOT is set to: '{$_SERVER['DOCUMENT_ROOT']}'. If you "
. "cannot modify this, consider setting \$min_documentRoot in config.php\n\n";
}
if (isset($_SERVER['SUBDOMAIN_DOCUMENT_ROOT'])) {
echo "\n!NOTE: environment : \$_SERVER['SUBDOMAIN_DOCUMENT_ROOT'] is set. "
. "You may need to set \$min_documentRoot to this in config.php\n";
}
if (realpath(__FILE__) !== realpath($_SERVER['DOCUMENT_ROOT'] . '/min_unit_tests/test_environment.php')) {
echo "!NOTE: environment : /min_unit_tests/ is not directly inside DOCUMENT_ROOT\n";
}
$thisUrl = 'http://'
. $_SERVER['HTTP_HOST'] // avoid redirects when SERVER_NAME doesn't match
. ('80' === $_SERVER['SERVER_PORT'] ? '' : ":{$_SERVER['SERVER_PORT']}")
. dirname($_SERVER['REQUEST_URI'])
. '/test_environment.php';
$oc = @file_get_contents($thisUrl . '?getOutputCompression=1');
if (false === $oc || ! preg_match('/^[01]$/', $oc)) {
echo "!WARN: environment : Local HTTP request failed. Testing cannot continue.\n";
return;
}
if ('1' === $oc) {
echo "!WARN: environment : zlib.output_compression is enabled in php.ini"
. " or .htaccess.\n";
}
$fp = fopen($thisUrl . '?hello=1', 'r', false, stream_context_create(array(
'http' => array(
'method' => "GET",
'header' => "Accept-Encoding: deflate, gzip\r\n"
)
)));
$meta = stream_get_meta_data($fp);
$passed = true;
foreach ($meta['wrapper_data'] as $i => $header) {
if ((preg_match('@^Content-Length: (\\d+)$@i', $header, $m) && $m[1] !== '6')
|| preg_match('@^Content-Encoding:@i', $header, $m)
) {
$passed = false;
break;
}
}
if ($passed && stream_get_contents($fp) !== 'World!') {
$passed = false;
}
assertTrue(
$passed
,'environment : PHP/server does not auto-HTTP-encode content'
);
fclose($fp);
if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
if (! $passed) {
echo "\nReturned content should be 6 bytes and not HTTP encoded.\n"
. "Headers returned by: {$thisUrl}?hello=1\n\n";
var_export($meta['wrapper_data']);
}
}
}
test_environment();
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