function do_fetch($formatter, $params = array())
{
global $Config;
$value = $params['value'];
$url = !empty($params['url']) ? $params['url'] : $value;
if (!empty($Config['fetch_ignore_re']) and preg_match('/' . $Config['fetch_ignore_re'] . '/i', $url)) {
$redirect_url = true;
}
if (!empty($Config['fetch_url_re']) and !preg_match('/' . $Config['fetch_url_re'] . '/i', $url)) {
$redirect_url = true;
}
if (isset($redirect_url)) {
$formatter->send_header(array("Status: 302", "Location: " . $url));
return;
}
$ret = array();
$params['retval'] =& $ret;
$params['call'] = true;
if ($formatter->refresh) {
$params['refresh'] = 1;
}
macro_Fetch($formatter, $url, $params);
if (!empty($ret['error'])) {
if (!empty($ret['mimetype']) and preg_match('/^image\\//', $ret['mimetype'])) {
$is_image = true;
} else {
$is_image = preg_match('/\\.(png|jpe?g|gif)(&|\\?)?/i', $url);
}
if ($is_image) {
require_once dirname(__FILE__) . '/../lib/mediautils.php';
$font_face = !empty($Config['fetch_font']) ? $Config['fetch_font'] : '';
$font_size = !empty($Config['fetch_font_size']) ? $Config['fetch_font_size'] : 2;
$str = 'ERROR: ' . $ret['error'];
$im = image_msg($font_size, $font_face, $str);
if (function_exists("imagepng")) {
header("Content-Type: image/png");
imagepng($im);
} else {
if (function_exists("imagegif")) {
header("Content-Type: image/gif");
imagegif($im);
} else {
if (function_exists("imagejpeg")) {
$jpeg_quality = 5;
header("Content-Type: image/jpeg");
imagejpeg($im, null, $jpeg_quality);
}
}
}
ImageDestroy($im);
return;
}
}
echo $ret['error'];
}
function do_fetch($formatter, $params = array())
{
global $Config;
// $formatter->refresh = 1;
$value = $params['value'];
$url = !empty($params['url']) ? $params['url'] : $value;
if (!empty($Config['fetch_ignore_re']) and preg_match('/' . $Config['fetch_ignore_re'] . '/i', $url)) {
$redirect_url = true;
}
if (!empty($Config['fetch_url_re']) and !preg_match('/' . $Config['fetch_url_re'] . '/i', $url)) {
$redirect_url = true;
}
if (isset($redirect_url)) {
$formatter->send_header(array("Status: 301", "Location: " . $url));
return;
}
$ret = array();
$params['retval'] =& $ret;
$params['call'] = true;
if ($formatter->refresh) {
$params['refresh'] = 1;
} else {
if (!empty($params['apikey']) and !empty($Config['apikey']) and $Config['apikey'] == $params['apikey']) {
$params['refresh'] = 1;
}
}
if (!empty($params['refresh'])) {
if (empty($_SERVER['HTTP_REFERER']) and !empty($params['refresh'])) {
$params['.localrefresh'] = 1;
} else {
if (strpos($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST']) !== false) {
$params['.localrefresh'] = 1;
}
}
}
macro_Fetch($formatter, $url, $params);
if (!empty($ret['error'])) {
if (!empty($ret['mimetype']) and preg_match('/^image\\//', $ret['mimetype'])) {
$is_image = true;
} else {
$is_image = preg_match('/\\.(png|jpe?g|gif)(&|\\?)?/i', $url);
}
if ($is_image and !empty($_SERVER['HTTP_REFERER'])) {
require_once dirname(__FILE__) . '/../lib/mediautils.php';
$formatter->header('Status: 500');
$font_face = !empty($Config['fetch_font']) ? $Config['fetch_font'] : '';
$font_size = !empty($Config['fetch_font_size']) ? $Config['fetch_font_size'] : 2;
$str = 'ERROR: ' . $ret['error'];
$im = image_msg($font_size, $font_face, $str);
if (function_exists("imagepng")) {
header("Content-Type: image/png");
imagepng($im);
} else {
if (function_exists("imagegif")) {
header("Content-Type: image/gif");
imagegif($im);
} else {
if (function_exists("imagejpeg")) {
$jpeg_quality = 5;
header("Content-Type: image/jpeg");
imagejpeg($im, null, $jpeg_quality);
}
}
}
ImageDestroy($im);
return;
}
$formatter->header('Status: 500');
echo '<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">';
echo '<html><head><title>' . $Config['sitename'] . '</title>';
echo "<meta name='viewport' content='width=device-width' />";
echo '</head><body>';
echo '<h1>500 Internal Server Error</h1>';
echo '<div><a href="' . $url . '">Original source</a> : ';
echo $url, '</div>';
echo '<h2>Error Message</h2>';
echo '<pre>', $ret['error'] . '</pre>';
echo '<hr>';
echo '<div>', 'You can <a href="?action=fetch&refresh=1&url=' . $url . '">refresh</a>';
echo ' this URL manually</div>';
echo '</body></html>';
return;
}
}
function do_avatar($formatter, $params = array())
{
global $DBInfo;
$is_anonymous = empty($params['user']) || strtolower($params['user']) == 'anonymous';
if (empty($DBInfo->use_avatar) && $is_anonymous) {
// 43byte 1x1 transparent gif
// http://stackoverflow.com/questions/2933251/code-golf-1x1-black-pixel
// http://www.perlmonks.org/?node_id=7974
$maxage = 60 * 60 * 24;
$gif = base64_decode('R0lGODlhAQABAJAAAAAAAAAAACH5BAUQAAAALAAAAAABAAEAAAICBAEAOw');
Header("Content-type: image/gif");
Header("Content-length: " . strlen($gif));
Header("Cache-Control: public, max-age=" . $maxage . ", length: " . strlen($gif));
header('Connection: Close');
echo $gif;
flush();
return;
}
if (is_int($DBInfo->use_avatar) || $DBInfo->use_avatar == 'avatar') {
$avatar = 'identicon';
} else {
$avatar = $DBInfo->use_avatar;
}
$udb =& $DBInfo->udb;
if (!$is_anonymous) {
$user = $udb->getUser($params['user']);
if ($user->id == 'Anonymous') {
$is_anonymous = true;
}
if (!$is_anonymous) {
if (!empty($user->info['avatar']) && strtolower($user->info['avatar']) != 'avatar') {
$avatar = $user->info['avatar'];
}
}
}
if (!preg_match('@^https?://@', $avatar)) {
require_once dirname(__FILE__) . '/' . $avatar . '.php';
$act = 'do_' . $avatar;
$act($formatter, $params);
return;
}
require_once dirname(__FILE__) . '/fetch.php';
$url = $avatar;
$ret = array();
$params['retval'] =& $ret;
$params['call'] = true;
$params['images_only'] = true;
if ($formatter->refresh) {
$params['refresh'] = 1;
}
macro_Fetch($formatter, $url, $params);
$is_image = preg_match('/\\.(png|jpe?g|gif)(&|\\?)?/i', $url);
if (!$is_image || !empty($ret['error'])) {
if (!empty($ret['mimetype']) and preg_match('/^image\\//', $ret['mimetype'])) {
$is_image = true;
}
if (!empty($ret['error']) && $is_image) {
require_once dirname(__FILE__) . '/../lib/mediautils.php';
$font_face = !empty($Config['fetch_font']) ? $Config['fetch_font'] : '';
$font_size = !empty($Config['fetch_font_size']) ? $Config['fetch_font_size'] : 2;
$str = 'ERROR: ' . $ret['error'];
$im = image_msg($font_size, $font_face, $str);
if (function_exists("imagepng")) {
header("Content-Type: image/png");
imagepng($im);
} else {
if (function_exists("imagegif")) {
header("Content-Type: image/gif");
imagegif($im);
} else {
if (function_exists("imagejpeg")) {
$jpeg_quality = 5;
header("Content-Type: image/jpeg");
imagejpeg($im, null, $jpeg_quality);
}
}
}
ImageDestroy($im);
return;
}
}
echo $ret['error'];
return;
}
