Files
image/hook/git_pull.php
T

109 lines
2.4 KiB
PHP

<?php
namespace sammo\img_service;
include(__DIR__.'/HashKey.php');
function hashPassword($salt, $password)
{
return hash('sha512', $salt.$password.$salt);
}
function getVersion($target=null){
if($target){
$command = sprintf('git describe %s --long --tags', escapeshellarg($target));
}
else{
$command = 'git describe --long --tags';
}
exec($command, $output);
if(is_array($output)){
$output = join('', $output);
}
return trim($output);
}
function isCommandLineInterface()
{
return (php_sapi_name() === 'cli');
}
header('Content-Type: application/json');
$json_response = [
'result'=>false,
'reason'=>'Unknown',
'version'=>null,
];
if (!isCommandLineInterface()) {
$req_hash = $_REQUEST['req']??'';
$req_time = $_REQUEST['time']??0;
if (!$req_hash) {
$json_response['reason'] = 'no req';
die(json_encode($json_response));
}
if (!$req_time || !is_numeric($req_time)) {
$json_response['reason'] = 'invalid time';
die(json_encode($json_response));
}
$key = HashKey::KEY;
if (strlen($key)<16) {
$json_response['reason'] = 'key is too short';
die(json_encode($json_response));
}
$timestamp = time();
if (abs($timestamp - $req_time) > 300) {
$json_response['reason'] = 'time difference';
die(json_encode($json_response));
}
$ans_hash = hashPassword(sprintf("%016x", $req_time), $key);
if ($ans_hash != $req_hash) {
$json_response['reason'] = 'hash mismatch';
die(json_encode($json_response));
}
}
exec("git pull -q 2>&1", $output);
exec("git ls-files -z ../icons", $raw_img_list);
$raw_img_list = explode("\x00", $raw_img_list[0]);
$img_list = [];
foreach ($raw_img_list as $path) {
$pos = strpos($path, '../icons/');
if($pos === false){
continue;
}
$path = substr($path, $pos + 9);
$pathinfo = pathinfo($path);
$dpath = $pathinfo['dirname'];
$basename = $pathinfo['basename'];
$filename = $pathinfo['filename'];
if(!\key_exists($dpath, $img_list)){
$img_list[$dpath] = [];
}
$img_list[$dpath][$filename] = $basename;
}
file_put_contents('list.json', json_encode($img_list));
$json_response['result'] = true;
$json_response['reason'] = 'success';
$json_response['version'] = getVersion();
die(json_encode($json_response));