Execute a command inside a shell
| static public shell ( $cmd, $input = null, $cwd = null, $env = null ) |
static function highlight($content, $lang, $extra_cssclass = null, $input_encoding = 'utf-8')
{
$cssclass = self::$conf['classname'];
if (!$cssclass) {
$cssclass = 'codeblock';
}
if ($extra_cssclass) {
$cssclass .= ' ' . $extra_cssclass;
}
if (self::$previous_failure === true || $lang === 'text' || $lang === 'txt') {
return self::dummy_block($content, $cssclass);
}
$cmd = self::$conf['pygmentize'] . ' ' . ($lang ? '-l ' . escapeshellarg($lang) : '-g') . ' -f html -O cssclass=' . escapeshellarg($cssclass) . ',encoding=' . $input_encoding . (self::$conf['tabsize'] ? ',tabsize=' . self::$conf['tabsize'] : '');
$st = gb::shell($cmd, $content);
if ($st === null || $st[0] !== 0 && strpos($st[2], 'command not found') !== false) {
# probably no pygments installed.
# remember failure in order to speed up subsequent calls.
self::$previous_failure = true;
gb::log(LOG_WARNING, 'unable to highlight code because %s can not be found', self::$conf['pygmentize']);
return self::dummy_block($content, $cssclass);
}
# $st => array(int status, string out, string err)
if ($st[0] !== 0) {
if (strpos($st[2], 'guess_lexer') !== false) {
gb::log(LOG_NOTICE, 'pygments failed to guess language');
} else {
gb::log(LOG_WARNING, 'pygments failed to highlight code: ' . $st[2]);
}
return self::dummy_block($content, $cssclass);
}
return $st[1];
}
/** Execute a git command */
static function exec($cmd, $input = null, $gitdir = null, $worktree = null, $allow_guess = false, $ignore_git_errors = false)
{
# build cmd
if ($gitdir === null && !$allow_guess) {
$gitdir = gb::$site_dir . '/.git';
}
if ($worktree === null && !$allow_guess) {
$worktree = gb::$site_dir;
}
$cmd_prefix = 'git';
if ($gitdir) {
$cmd_prefix .= ' --git-dir=' . escapeshellarg($gitdir);
}
if ($worktree) {
$cmd_prefix .= ' --work-tree=' . escapeshellarg($worktree);
}
$cmd = $cmd_prefix . ' ' . $cmd;
#var_dump($cmd);
gb::log(LOG_DEBUG, 'exec$ ' . $cmd);
$r = gb::shell($cmd, $input, gb::$site_dir);
git::$query_count++;
# fail?
if ($r === null) {
return null;
}
# check for errors
if ($r[0] != 0) {
$msg = trim($r[1] . "\n" . $r[2]);
if ($ignore_git_errors && strpos($msg, 'sh: ') !== 0) {
return $msg;
}
if (strpos($r[2], 'Not a git repository') !== false) {
throw new GitUninitializedRepoError($msg, $r[0], $cmd);
} else {
throw new GitError($msg, $r[0], $cmd);
}
}
return $r[1];
}
