update.php

   1 <?php
   2
   3 /**
   4  * Updates all files within our jurisdiction.
   5  * @note This wants to be in a post-commit hook!
   6  */
   7
   8 require 'common.php';
   9
  10 $xc = XHTMLCompiler::getInstance();
  11
  12 // if in command line mode, allow more options
  13 $type = 'normal';
  14 if ($cli = (php_sapi_name() === 'cli')) {
  15     set_time_limit(0);
  16     $type = isset($argv[1]) ? $argv[1] : 'normal'; // see below
  17 } else {
  18     header('Content-type: text/plain');
  19 }
  20
  21 // display a help file
  22 if ($type == 'help') {
  23     echo
  24 'hc-update.php [type] -- Updates compiled HTML files.
  25 [type] is:
  26   . normal : update existing files, remove orphans (default)
  27   . all : normal + create files without cached output
  28   . force : regenerate all files
  29   . clean : remove all cache and dependency files';
  30     exit;
  31 }
  32
  33 // clean up the cache
  34 if ($type == 'clean') {
  35     $files = scan_dirs_for_pages('.html', $xc->getConf('allowed_dirs'));
  36     foreach ($files as $file) {
  37         if (is_created_by_us($file)) {
  38             unlink($file);
  39         }
  40     }
  41     $files = scan_dirs_for_pages('.xc-deps', $xc->getConf('allowed_dirs'));
  42     foreach ($files as $file) {
  43         unlink($file);
  44     }
  45     exit('Removed all cache and dependency files.');
  46 }
  47
  48 // regular processing
  49 list($files, $src_files) = scan_dirs_for_pages(
  50     array('.html', '.xhtml'),  $xc->getConf('allowed_dirs')
  51 );
  52
  53 // status arrays
  54 $updated = array();
  55 $created = array();
  56 $orphans = array();
  57
  58 foreach ($files as $file) {
  59     $page = new XHTMLCompiler_Page($file, true);
  60     // we're only updating files, not creating new ones
  61     if ($page->isSourceExistent()) {
  62         if (
  63             // don't do it for force, since it's handled below
  64             $type != 'force' &&
  65             $page->isCacheExistent() &&
  66             $page->isCacheStale()
  67         ) {
  68             $page->generate();
  69             $updated[] = $page->getCachePath();
  70         }
  71     } elseif (is_created_by_us($page->getCachePath())) {
  72         unlink($page); // orphan
  73         $orphans[] = $page->getCachePath();
  74     }
  75 }
  76
  77 foreach ($src_files as $file) {
  78     $page = new XHTMLCompiler_Page($file);
  79     if ($type == 'all' && !$page->isCacheExistent()) {
  80         // generate a new page
  81         $page->generate();
  82         $created[] = $page->getCachePath();
  83     } elseif ($type == 'force') {
  84         $page->generate();
  85         $updated[] = $page->getCachePath();
  86     }
  87 }
  88
  89 // nice error message
  90 if (empty($updated)) $updated[] = '(none)';
  91 echo wordwrap('Updated pages: ' . implode(', ', $updated)) . PHP_EOL;
  92
  93 if (empty($orphans)) $orphans[] = '(none)';
  94 echo wordwrap('Removed orphans: ' . implode(', ', $orphans)) . PHP_EOL;
  95
  96 if ($cli && ($type != 'force')) {
  97     if (empty($created)) $created[] = '(none)';
  98     echo wordwrap('Created pages: ' . implode(', ', $created)) . PHP_EOL;
  99 }
 100 ?>