function openCfg()
{
global $cfg, $DIR, $PUBLIC;
$cfg_fn = sprintf('%s/ec/epicollect.ini', rtrim($DIR, '/'));
if (!file_exists($cfg_fn)) {
makeCfg();
}
makedirs();
try {
$cfg = new ConfigManager($cfg_fn);
if ($cfg->settings['security']['use_ldap'] && !function_exists('ldap_connect')) {
$cfg->settings['security']['use_ldap'] = false;
$cfg->writeConfig();
}
if (!array_key_exists('salt', $cfg->settings['security']) || trim($cfg->settings['security']['salt']) == '') {
$str = genStr();
$cfg->settings['security']['salt'] = $str;
$cfg->writeConfig();
}
$PUBLIC = $cfg->settings['misc']['public_server'];
} catch (Exception $err) {
die('could not load configuration');
}
}
function getImg()
{
$with = 160;
$height = 80;
$r = mt_rand(100, 255);
$g = mt_rand(100, 255);
$b = mt_rand(100, 255);
$img = imagecreatetruecolor($with, $height);
$bg = imagecolorallocate($img, $r, $g, $b);
$color = imagecolorallocate($img, 7, 7, 7);
imagefilledrectangle($img, 0, 0, $with, $height, $bg);
for ($h = mt_rand(1, 10); $h < $height; $h = $h + mt_rand(1, 10)) {
for ($w = mt_rand(1, 10); $w < $with; $w = $w + mt_rand(1, 20)) {
imagesetpixel($img, $w, $h, $color);
}
}
$str = genStr(1);
$_SESSION['capcha'] = $str;
$dir = opendir('fonts/');
$fonts = array();
while (FALSE != ($file = readdir($dir))) {
if ($file == '.' or $file == '..') {
continue;
}
$fonts[] = $file;
}
$x = 20;
for ($i = 0; $i < strlen($str); $i++) {
$font = 'fonts/' . $fonts[mt_rand(0, count($fonts) - 1)];
$size = mt_rand(20, 35);
$angle = mt_rand(-30, 30);
$y = mt_rand(40, 45);
imagettftext($img, $size, $angle, $x, $y, $color, $font, $str[$i]);
$x += $size - 5;
}
for ($c = 0; $c < 5; $c++) {
$x1 = mt_rand(0, intval($with * 0.1));
$x2 = mt_rand(intval($with * 0.8), $with);
$y1 = mt_rand(0, intval($height * 0.6));
$y2 = mt_rand(intval($height * 0.3), $height);
imageline($img, $x1, $y1, $x2, $y2, $color);
}
header('Content-Type: image/png');
imagepng($img);
imagedestroy($img);
}
