function update_self_step($link, $step, $params, $force = false)
{
// __FILE__ is in plugins/updater so we need to go one level up
$work_dir = dirname(dirname(dirname(__FILE__)));
$parent_dir = dirname($work_dir);
if (!chdir($work_dir)) {
array_push($log, "Unable to change to work directory: {$work_dir}");
$stop = true;
break;
}
$stop = false;
$log = array();
if (!is_array($params)) {
$params = array();
}
switch ($step) {
case 0:
array_push($log, "Work directory: {$work_dir}");
if (!is_writable($work_dir) && !is_writable("{$parent_dir}")) {
$user = posix_getpwuid(posix_geteuid());
$user = $user["name"];
array_push($log, "Both tt-rss and parent directories should be writable as current user ({$user}).");
$stop = true;
break;
}
if (!file_exists("{$work_dir}/config.php") || !file_exists("{$work_dir}/include/sanity_check.php")) {
array_push($log, "Work directory {$work_dir} doesn't look like tt-rss installation.");
$stop = true;
break;
}
if (!is_writable(sys_get_temp_dir())) {
array_push($log, "System temporary directory should be writable as current user.");
$stop = true;
break;
}
array_push($log, "Checking for tar...");
$system_rc = 0;
system("which tar >/dev/null", $system_rc);
if ($system_rc != 0) {
array_push($log, "Could not run tar executable (RC={$system_rc}).");
$stop = true;
break;
}
array_push($log, "Checking for gunzip...");
$system_rc = 0;
system("which gunzip >/dev/null", $system_rc);
if ($system_rc != 0) {
array_push($log, "Could not run gunzip executable (RC={$system_rc}).");
$stop = true;
break;
}
array_push($log, "Checking for latest version...");
$version_info = json_decode(fetch_file_contents("http://tt-rss.org/version.php"), true);
if (!is_array($version_info)) {
array_push($log, "Unable to fetch version information.");
$stop = true;
break;
}
$target_version = $version_info["version"];
$target_dir = "{$parent_dir}/tt-rss-{$target_version}";
array_push($log, "Target version: {$target_version}");
$params["target_version"] = $target_version;
if (version_compare(VERSION, $target_version) != -1 && !$force) {
array_push($log, "Your Tiny Tiny RSS installation is up to date.");
$stop = true;
break;
}
if (file_exists($target_dir)) {
array_push($log, "Target directory {$target_dir} already exists.");
$stop = true;
break;
}
break;
case 1:
$target_version = $params["target_version"];
array_push($log, "Downloading checksums...");
$md5sum_data = fetch_file_contents("http://tt-rss.org/download/md5sum.txt");
if (!$md5sum_data) {
array_push($log, "Could not download checksums.");
$stop = true;
break;
}
$md5sum_data = explode("\n", $md5sum_data);
foreach ($md5sum_data as $line) {
$pair = explode(" ", $line);
if ($pair[1] == "tt-rss-{$target_version}.tar.gz") {
$target_md5sum = $pair[0];
break;
}
}
if (!$target_md5sum) {
array_push($log, "Unable to locate checksum for target version.");
$stop = true;
break;
}
$params["target_md5sum"] = $target_md5sum;
break;
case 2:
$target_version = $params["target_version"];
$target_md5sum = $params["target_md5sum"];
array_push($log, "Downloading distribution tarball...");
$tarball_url = "http://tt-rss.org/download/tt-rss-{$target_version}.tar.gz";
$data = fetch_file_contents($tarball_url);
if (!$data) {
array_push($log, "Could not download distribution tarball ({$tarball_url}).");
$stop = true;
break;
}
array_push($log, "Verifying tarball checksum...");
$test_md5sum = md5($data);
if ($test_md5sum != $target_md5sum) {
array_push($log, "Downloaded checksum doesn't match (got {$test_md5sum}, expected {$target_md5sum}).");
$stop = true;
break;
}
$tmp_file = tempnam(sys_get_temp_dir(), 'tt-rss');
array_push($log, "Saving download to {$tmp_file}");
if (!file_put_contents($tmp_file, $data)) {
array_push($log, "Unable to save download.");
$stop = true;
break;
}
$params["tmp_file"] = $tmp_file;
break;
case 3:
$tmp_file = $params["tmp_file"];
$target_version = $params["target_version"];
if (!chdir($parent_dir)) {
array_push($log, "Unable to change into parent directory.");
$stop = true;
break;
}
$old_dir = tmpdirname($parent_dir, "tt-rss-old");
array_push($log, "Renaming tt-rss directory to " . basename($old_dir));
if (!rename($work_dir, $old_dir)) {
array_push($log, "Unable to rename tt-rss directory.");
$stop = true;
break;
}
array_push($log, "Extracting tarball...");
system("tar zxf {$tmp_file}", $system_rc);
if ($system_rc != 0) {
array_push($log, "Error while extracting tarball (RC={$system_rc}).");
$stop = true;
break;
}
$target_dir = "{$parent_dir}/tt-rss-{$target_version}";
array_push($log, "Renaming target directory...");
if (!rename($target_dir, $work_dir)) {
array_push($log, "Unable to rename target directory.");
$stop = true;
break;
}
if (!chdir($work_dir)) {
array_push($log, "Unable to change to work directory: {$work_dir}");
$stop = true;
break;
}
array_push($log, "Copying config.php...");
if (!copy("{$old_dir}/config.php", "{$work_dir}/config.php")) {
array_push($log, "Unable to copy config.php to {$work_dir}.");
$stop = true;
break;
}
array_push($log, "Cleaning up...");
unlink($tmp_file);
array_push($log, "Fixing permissions...");
$directories = array(CACHE_DIR, CACHE_DIR . "/export", CACHE_DIR . "/images", CACHE_DIR . "/simplepie", ICONS_DIR, LOCK_DIRECTORY);
foreach ($directories as $dir) {
array_push($log, "-> {$dir}");
chmod($dir, 0777);
}
array_push($log, "Upgrade completed.");
array_push($log, "Your old tt-rss directory is saved at {$old_dir}. " . "Please migrate locally modified files (if any) and remove it.");
array_push($log, "You might need to re-enter current directory in shell to see new files.");
$stop = true;
break;
default:
$stop = true;
}
return array("step" => $step, "stop" => $stop, "params" => $params, "log" => $log);
}
function update_self_step($step, $params, $force = false)
{
// __FILE__ is in plugins/updater so we need to go one level up
$work_dir = dirname(dirname(dirname(__FILE__)));
$parent_dir = dirname($work_dir);
// Set PATH to run "which"
putenv('PATH="$PATH:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"');
$log = array();
if (!is_array($params)) {
$params = array();
}
$stop = false;
if (!chdir($work_dir)) {
array_push($log, "Unable to change to work directory: {$work_dir}");
$stop = true;
}
if (!$stop) {
switch ($step) {
case 0:
array_push($log, "Work directory: {$work_dir}");
if (!is_writable($work_dir) || !is_writable("{$parent_dir}")) {
$user = posix_getpwuid(posix_geteuid());
$user = $user["name"];
array_push($log, "Both tt-rss and parent directories should be writable as current user ({$user}).");
$stop = true;
break;
}
if (!file_exists("{$work_dir}/config.php") || !file_exists("{$work_dir}/include/sanity_check.php")) {
array_push($log, "Work directory {$work_dir} doesn't look like tt-rss installation.");
$stop = true;
break;
}
if (!is_writable(sys_get_temp_dir())) {
array_push($log, "System temporary directory should be writable as current user.");
$stop = true;
break;
}
// bah, also humbug
putenv("PATH=" . getenv("PATH") . PATH_SEPARATOR . "/bin" . PATH_SEPARATOR . "/usr/bin");
array_push($log, "Checking for system() call...");
$disabled = explode(',', ini_get('disable_functions'));
foreach ($disabled as $function) {
if (trim($function) == 'system') {
array_push($log, "Can not execute commands with PHP's system() function.");
$stop = true;
}
}
if ($stop == true) {
break;
}
array_push($log, "Checking for tar...");
$system_rc = 0;
system("which tar >/dev/null", $system_rc);
if ($system_rc != 0) {
array_push($log, "Could not run tar executable (RC={$system_rc}).");
$stop = true;
break;
}
array_push($log, "Checking for gunzip...");
$system_rc = 0;
system("which gunzip >/dev/null", $system_rc);
if ($system_rc != 0) {
array_push($log, "Could not run gunzip executable (RC={$system_rc}).");
$stop = true;
break;
}
array_push($log, "Checking for latest version...");
$version_info = json_decode(fetch_file_contents("http://tt-rss.org/version.php"), true);
if (!is_array($version_info)) {
array_push($log, "Unable to fetch version information.");
$stop = true;
break;
}
$target_version = $version_info["version"];
$target_dir = "{$parent_dir}/Tiny-Tiny-RSS-{$target_version}";
array_push($log, "Target version: {$target_version}");
$params["target_version"] = $target_version;
if (version_compare(VERSION, $target_version) != -1 && !$force) {
array_push($log, "Your Tiny Tiny RSS installation is up to date.");
$stop = true;
break;
}
if (file_exists($target_dir)) {
array_push($log, "Target directory {$target_dir} already exists.");
$stop = true;
break;
}
break;
case 1:
$target_version = $params["target_version"];
/* array_push($log, "Downloading checksums...");
$md5sum_data = fetch_file_contents("http://tt-rss.org/download/md5sum.txt");
if (!$md5sum_data) {
array_push($log, "Could not download checksums.");
$stop = true; break;
}
$md5sum_data = explode("\n", $md5sum_data);
foreach ($md5sum_data as $line) {
$pair = explode(" ", $line);
if ($pair[1] == "tt-rss-$target_version.tar.gz") {
$target_md5sum = $pair[0];
break;
}
}
if (!$target_md5sum) {
array_push($log, "Unable to locate checksum for target version.");
$stop = true; break;
}
$params["target_md5sum"] = $target_md5sum; */
array_push($log, "Proceeding to download...");
break;
case 2:
$target_version = $params["target_version"];
// $target_md5sum = $params["target_md5sum"];
array_push($log, "Downloading distribution tarball...");
$tarball_url = "https://github.com/gothfox/Tiny-Tiny-RSS/archive/{$target_version}.tar.gz";
$data = fetch_file_contents($tarball_url);
if (!$data) {
array_push($log, "Could not download distribution tarball ({$tarball_url}).");
$stop = true;
break;
}
/* array_push($log, "Verifying tarball checksum...");
$test_md5sum = md5($data);
if ($test_md5sum != $target_md5sum) {
array_push($log, "Downloaded checksum doesn't match (got $test_md5sum, expected $target_md5sum).");
$stop = true; break;
} */
$tmp_file = tempnam(sys_get_temp_dir(), 'tt-rss');
array_push($log, "Saving download to {$tmp_file}");
if (!file_put_contents($tmp_file, $data)) {
array_push($log, "Unable to save download.");
$stop = true;
break;
}
$params["tmp_file"] = $tmp_file;
break;
case 3:
$tmp_file = $params["tmp_file"];
$target_version = $params["target_version"];
if (!chdir($parent_dir)) {
array_push($log, "Unable to change into parent directory.");
$stop = true;
break;
}
array_push($log, "Extracting tarball...");
system("tar zxf {$tmp_file}", $system_rc);
if ($system_rc != 0) {
array_push($log, "Error while extracting tarball (RC={$system_rc}).");
$stop = true;
break;
}
$target_dir = "{$parent_dir}/Tiny-Tiny-RSS-{$target_version}";
if (!is_dir($target_dir)) {
array_push($log, "Target directory ({$target_dir}) not found.");
$stop = true;
break;
}
$old_dir = tmpdirname($parent_dir, "tt-rss-old");
array_push($log, "Renaming tt-rss directory to " . basename($old_dir));
if (!rename($work_dir, $old_dir)) {
array_push($log, "Unable to rename tt-rss directory.");
$stop = true;
break;
}
array_push($log, "Renaming target directory...");
if (!rename($target_dir, $work_dir)) {
array_push($log, "Unable to rename target directory.");
$stop = true;
break;
}
if (!chdir($work_dir)) {
array_push($log, "Unable to change to work directory: {$work_dir}");
$stop = true;
break;
}
array_push($log, "Copying config.php...");
if (!copy("{$old_dir}/config.php", "{$work_dir}/config.php")) {
array_push($log, "Unable to copy config.php to {$work_dir}.");
$stop = true;
break;
}
array_push($log, "Cleaning up...");
unlink($tmp_file);
array_push($log, "Fixing permissions...");
$directories = array(CACHE_DIR, CACHE_DIR . "/export", CACHE_DIR . "/images", CACHE_DIR . "/js", CACHE_DIR . "/simplepie", CACHE_DIR . "/upload", ICONS_DIR, LOCK_DIRECTORY);
foreach ($directories as $dir) {
array_push($log, "-> {$dir}");
chmod($dir, 0777);
}
if (ICONS_DIR == "feed-icons") {
array_push($log, "Migrating feed icons...");
$icons = glob("{$old_dir}/feed-icons/*.ico");
$icons_copied = 0;
foreach ($icons as $icon) {
$icon = basename($icon);
if (copy("{$old_dir}/feed-icons/{$icon}", "{$work_dir}/feed-icons/{$icon}")) {
++$icons_copied;
}
}
array_push($log, "Done; {$icons_copied} files copied");
} else {
array_push($log, "Not migrating feed icons, ICONS_DIR modified.");
}
array_push($log, "Upgrade completed.");
array_push($log, "Your old tt-rss directory is saved at {$old_dir}. " . "Please migrate locally modified files (if any) and remove it.");
array_push($log, "You might need to re-enter current directory in shell to see new files.");
$stop = true;
break;
default:
$stop = true;
}
}
return array("step" => $step, "stop" => $stop, "params" => $params, "log" => $log);
}
