1#!/usr/bin/env php
  2<?php
  3
  4/*
  5 * This file is part of the JSON Lint package.
  6 *
  7 * (c) Jordi Boggiano <j.boggiano@seld.be>
  8 *
  9 * For the full copyright and license information, please view the LICENSE
 10 * file that was distributed with this source code.
 11 */
 12
 13function includeIfExists($file)
 14{
 15    if (file_exists($file)) {
 16        return include $file;
 17    }
 18}
 19
 20if (!includeIfExists(__DIR__.'/../vendor/autoload.php') && !includeIfExists(__DIR__.'/../../../autoload.php')) {
 21    $msg = 'You must set up the project dependencies, run the following commands:'.PHP_EOL.
 22           'curl -sS https://getcomposer.org/installer | php'.PHP_EOL.
 23           'php composer.phar install'.PHP_EOL;
 24    fwrite(STDERR, $msg);
 25    exit(1);
 26}
 27
 28use Seld\JsonLint\JsonParser;
 29
 30$files = array();
 31$quiet = false;
 32
 33if (isset($_SERVER['argc']) && $_SERVER['argc'] > 1) {
 34    for ($i = 1; $i < $_SERVER['argc']; $i++) {
 35        $arg = $_SERVER['argv'][$i];
 36        if ($arg == '-q' || $arg == '--quiet') {
 37            $quiet = true;
 38        } else {
 39            if ($arg == '-h' || $arg == '--help') {
 40                showUsage();
 41            } else {
 42                $files[] = $arg;
 43            }
 44        }
 45    }
 46}
 47
 48if (!empty($files)) {
 49    // file linting
 50    $exitCode = 0;
 51    foreach ($files as $file) {
 52        $result = lintFile($file, $quiet);
 53        if ($result === false) {
 54            $exitCode = 1;
 55        }
 56    }
 57    exit($exitCode);
 58} else {
 59    //stdin linting
 60    if ($contents = file_get_contents('php://stdin')) {
 61        lint($contents);
 62    } else {
 63        fwrite(STDERR, 'No file name or json input given' . PHP_EOL);
 64        exit(1);
 65    }
 66}
 67
 68// stdin lint function
 69function lint($content, $quiet = false)
 70{
 71    $parser = new JsonParser();
 72    if ($err = $parser->lint($content)) {
 73        fwrite(STDERR, $err->getMessage() . ' (stdin)' . PHP_EOL);
 74        exit(1);
 75    }
 76    if (!$quiet) {
 77        echo 'Valid JSON (stdin)' . PHP_EOL;
 78        exit(0);
 79    }
 80}
 81
 82// file lint function
 83function lintFile($file, $quiet = false)
 84{
 85    if (!preg_match('{^https?://}i', $file)) {
 86        if (!file_exists($file)) {
 87            fwrite(STDERR, 'File not found: ' . $file . PHP_EOL);
 88            return false;
 89        }
 90        if (!is_readable($file)) {
 91            fwrite(STDERR, 'File not readable: ' . $file . PHP_EOL);
 92            return false;
 93        }
 94    }
 95
 96    $content = file_get_contents($file);
 97    $parser = new JsonParser();
 98    if ($err = $parser->lint($content)) {
 99        fwrite(STDERR, $file . ': ' . $err->getMessage() . PHP_EOL);
100        return false;
101    }
102    if (!$quiet) {
103        echo 'Valid JSON (' . $file . ')' . PHP_EOL;
104    }
105    return true;
106}
107
108// usage text function
109function showUsage()
110{
111    echo 'Usage: jsonlint file [options]'.PHP_EOL;
112    echo PHP_EOL;
113    echo 'Options:'.PHP_EOL;
114    echo '  -q, --quiet     Cause jsonlint to be quiet when no errors are found'.PHP_EOL;
115    echo '  -h, --help      Show this message'.PHP_EOL;
116    exit(0);
117}
118