Texy! in Python by subprocess (draft)

texy.php

<?php
ini_set('display_errors', TRUE);
ini_set('html_errors', FALSE);
error_reporting(E_ALL | E_STRICT);


register_shutdown_function(function() {
    $error = error_get_last();
    if ($error !== NULL) {
        if (empty($error['message'])) {
            file_put_contents('php://stderr', $error['message']);

        } else {
            file_put_contents('php://stderr', 'Unknown error.');
        }
        exit(1);
    }
});

set_error_handler(function($errno, $errstr, $errfile, $errline, $errcontext) {
    file_put_contents('php://stderr', $errstr);
    exit(1);
}, E_ALL);

set_exception_handler(function(Exception $e) {
    file_put_contents('php://stderr', $e->getMessage());
    exit(1);
});

$input = '';
if ($argc > 1) {
    include $argv[1];
}

require_once __DIR__ . '/Texy/Texy.php';
$texy = new Texy();
echo $texy->process($input);

texy.py

# -*- coding: utf-8 -*-


import subprocess
import tempfile


def texy(text):
    script = u'<?php $input = "' . text . '";'

    with tempfile.NamedTemporaryFile() as f:
        f.write(script.encode('utf-8'))
        f.flush()

        name = f.name if f.name else ''

        # could be php -r, http://www.php.net/manual/en/features.commandline.options.php
        process = subprocess.Popen(['php', 'texy.php', name], stdin=subprocess.PIPE, stdout=subprocess.PIPE)
        stdout, stderr = process.communicate()

    if process.returncode or stderr:
        raise TexyError(stderr if stderr else 'Unknown error.')
    return stdout