extra_data_directory) ||
filemtime(__FILE__) > filemtime($paths->extra_data_directory)
|| is_directory_empty($paths->extra_data_directory)) {
$error_message_help = "Have you checked that PHP has write access to the directory that index.php is located in (and all it's contents and subdirectories)? Try sudo chown USERNAME:USERNAME -R path/to/directory and sudo chmod -R 0644 path/to/directory; sudo chmod -R +X path/too/directory, where USERNAME is the username that the PHP process is running under.
";
if(file_exists($paths->extra_data_directory))
delete_recursive($paths->extra_data_directory, false);
else {
if(!mkdir($paths->extra_data_directory, 0700)) {
http_response_code(503);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! It looks like $settings->sitename couldn't create the extra data directory to unpack additional files to.
$error_message_help"));
}
}
if(!touch($paths->extra_data_directory)) {
http_response_code(503);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! It looks like $settings->sitename isn't able to change the last modified time of the extra data directory.
$error_message_help"));
}
$temp_filename = tempnam(sys_get_temp_dir(), "PeppermintExtract");
$temp_file = fopen($temp_filename, "wb+");
if($temp_file === false) {
http_response_code(503);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! $settings->sitename wasn't able to create a new temporary file with tempnam(). Perhaps your server is mis-configured?
"));
}
$source = fopen(__FILE__, "r");
if($source === false) {
http_response_code(503);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! $settings->sitename wasn't able to open itself (i.e. index.php) for reading. $error_message_help
"));
}
fseek($source, __COMPILER_HALT_OFFSET__);
stream_copy_to_stream($source, $temp_file);
fclose($temp_file);
$extractor = new ZipArchive();
if(!class_exists("ZipArchive") || !($extractor instanceof ZipArchive)) {
if(file_exists($paths->extra_data_directory))
delete_recursive($paths->extra_data_directory);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! $settings->sitename wasn't able to unpack itself because the ZipArchive doesn't exist or is faulty. Please install the PHP zip extension (on apt-based systems it's the php-zip package) and then try again later. You can check that it's installed by inspecting the output of php -m, or running the phpinfo() command.
"));
}
$ex_error = $extractor->open($temp_filename);
if($ex_error !== true) {
if($ex_error !== false) {
switch ($ex_error) {
case ZipArchive::ER_EXISTS:
$ex_error = "A file already exists";
break;
case ZipArchive::ER_INCONS:
$ex_error = "The zip archive was inconsistent";
break;
case ZipArchive::ER_INVAL:
$ex_error = "An invalid argument was passed";
break;
case ZipArchive::ER_MEMORY:
$ex_error = "A malloc memory error occurred";
break;
case ZipArchive::ER_NOENT:
$ex_error = "No such file exists to open";
break;
case ZipArchive::ER_NOZIP:
$ex_error = "The file was not a zip archive";
break;
case ZipArchive::ER_READ:
$ex_error = "An error occurred when attempting to read the file";
break;
case ZipArchive::ER_SEEK:
$ex_error = "An error occurred when seeking while reading the file";
break;
default:
$ex_error = "An unknown error occurred (code $ex_error)";
break;
}
}
else {
$ex_error = "A generic and unidentifiable error occurred (code false)";
}
if(file_exists($paths->extra_data_directory))
delete_recursive($paths->extra_data_directory);
exit(page_renderer::render_minimal("Unpacking error - $settings->sitename", "Oops! Unfortunately, $settings->sitename wasn't able to unpack itself properly. This is likely either a server misconfiguration or a bug. ZipArchive, the extractor class used by $settings->sitename says: ${ex_error}.
Please check that the zip extension is installed properly by inspecting the output of php -m, or running the phpinfo() command in a .php file on your webserver.
"));
}
$extractor->extractTo($paths->extra_data_directory);
$extractor->close();
unlink($temp_filename);
unset($ex_error);
unset($error_message_help);
}