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   1  <?php
   2  
   3  /**
   4   * Load all internal libraries and setup class autoloader
   5   *
   6   * @author Andreas Gohr <andi@splitbrain.org>
   7   */
   8  
   9  use dokuwiki\ErrorHandler;
  10  use dokuwiki\Extension\PluginController;
  11  
  12  // setup class autoloader
  13  spl_autoload_register('load_autoload');
  14  
  15  // require all the common libraries
  16  // for a few of these order does matter
  17  require_once (DOKU_INC . 'inc/defines.php');
  18  require_once (DOKU_INC . 'inc/compatibility.php');   // load early so we can use it everywhere
  19  require_once (DOKU_INC . 'inc/actions.php');
  20  require_once (DOKU_INC . 'inc/changelog.php');
  21  require_once (DOKU_INC . 'inc/common.php');
  22  require_once (DOKU_INC . 'inc/confutils.php');
  23  require_once (DOKU_INC . 'inc/pluginutils.php');
  24  require_once (DOKU_INC . 'inc/form.php');
  25  require_once (DOKU_INC . 'inc/fulltext.php');
  26  require_once (DOKU_INC . 'inc/html.php');
  27  require_once (DOKU_INC . 'inc/httputils.php');
  28  require_once (DOKU_INC . 'inc/indexer.php');
  29  require_once (DOKU_INC . 'inc/infoutils.php');
  30  require_once (DOKU_INC . 'inc/io.php');
  31  require_once (DOKU_INC . 'inc/mail.php');
  32  require_once (DOKU_INC . 'inc/media.php');
  33  require_once (DOKU_INC . 'inc/pageutils.php');
  34  require_once (DOKU_INC . 'inc/parserutils.php');
  35  require_once (DOKU_INC . 'inc/search.php');
  36  require_once (DOKU_INC . 'inc/template.php');
  37  require_once (DOKU_INC . 'inc/toolbar.php');
  38  require_once (DOKU_INC . 'inc/utf8.php');
  39  require_once (DOKU_INC . 'inc/auth.php');
  40  require_once (DOKU_INC . 'inc/deprecated.php');
  41  require_once (DOKU_INC . 'inc/legacy.php');
  42  
  43  /**
  44   * spl_autoload_register callback
  45   *
  46   * Contains a static list of DokuWiki's core classes and automatically
  47   * require()s their associated php files when an object is instantiated.
  48   *
  49   * @author Andreas Gohr <andi@splitbrain.org>
  50   * @todo   add generic loading of renderers and auth backends
  51   *
  52   * @param string $name
  53   *
  54   * @return bool
  55   */
  56  function load_autoload($name)
  57  {
  58      static $classes = null;
  59      if ($classes === null) $classes = [
  60          'Diff'                  => DOKU_INC . 'inc/DifferenceEngine.php',
  61          'UnifiedDiffFormatter'  => DOKU_INC . 'inc/DifferenceEngine.php',
  62          'TableDiffFormatter'    => DOKU_INC . 'inc/DifferenceEngine.php',
  63          'cache'                 => DOKU_INC . 'inc/cache.php',
  64          'cache_parser'          => DOKU_INC . 'inc/cache.php',
  65          'cache_instructions'    => DOKU_INC . 'inc/cache.php',
  66          'cache_renderer'        => DOKU_INC . 'inc/cache.php',
  67          'Input'                 => DOKU_INC . 'inc/Input.class.php',
  68          'JpegMeta'              => DOKU_INC . 'inc/JpegMeta.php',
  69          'SimplePie'             => DOKU_INC . 'inc/SimplePie.php',
  70          'FeedParser'            => DOKU_INC . 'inc/FeedParser.php',
  71          'SafeFN'                => DOKU_INC . 'inc/SafeFN.class.php',
  72          'Mailer'                => DOKU_INC . 'inc/Mailer.class.php',
  73          'Doku_Handler'          => DOKU_INC . 'inc/parser/handler.php',
  74          'Doku_Renderer'          => DOKU_INC . 'inc/parser/renderer.php',
  75          'Doku_Renderer_xhtml'    => DOKU_INC . 'inc/parser/xhtml.php',
  76          'Doku_Renderer_code'     => DOKU_INC . 'inc/parser/code.php',
  77          'Doku_Renderer_xhtmlsummary' => DOKU_INC . 'inc/parser/xhtmlsummary.php',
  78          'Doku_Renderer_metadata' => DOKU_INC . 'inc/parser/metadata.php'
  79      ];
  80  
  81      if (isset($classes[$name])) {
  82          require($classes[$name]);
  83          return true;
  84      }
  85  
  86      // namespace to directory conversion
  87      $name = str_replace('\\', '/', $name);
  88  
  89      // test mock namespace
  90      if (str_starts_with($name, 'dokuwiki/test/mock/')) {
  91          $file = DOKU_INC . '_test/mock/' . substr($name, 19) . '.php';
  92          if (file_exists($file)) {
  93              require $file;
  94              return true;
  95          }
  96      }
  97  
  98      // tests namespace
  99      if (str_starts_with($name, 'dokuwiki/test/')) {
 100          $file = DOKU_INC . '_test/tests/' . substr($name, 14) . '.php';
 101          if (file_exists($file)) {
 102              require $file;
 103              return true;
 104          }
 105      }
 106  
 107      // plugin namespace
 108      if (str_starts_with($name, 'dokuwiki/plugin/')) {
 109          $name = str_replace('/test/', '/_test/', $name); // no underscore in test namespace
 110          $file = DOKU_PLUGIN . substr($name, 16) . '.php';
 111          if (file_exists($file)) {
 112              try {
 113                  require $file;
 114              } catch (\Throwable $e) {
 115                  ErrorHandler::showExceptionMsg($e, "Error loading plugin $name");
 116              }
 117              return true;
 118          }
 119      }
 120  
 121      // template namespace
 122      if (str_starts_with($name, 'dokuwiki/template/')) {
 123          $name = str_replace('/test/', '/_test/', $name); // no underscore in test namespace
 124          $file = DOKU_INC . 'lib/tpl/' . substr($name, 18) . '.php';
 125          if (file_exists($file)) {
 126              try {
 127                  require $file;
 128              } catch (\Throwable $e) {
 129                  ErrorHandler::showExceptionMsg($e, "Error loading template $name");
 130              }
 131              return true;
 132          }
 133      }
 134  
 135      // our own namespace
 136      if (str_starts_with($name, 'dokuwiki/')) {
 137          $file = DOKU_INC . 'inc/' . substr($name, 9) . '.php';
 138          if (file_exists($file)) {
 139              require $file;
 140              return true;
 141          }
 142      }
 143  
 144      // Plugin loading
 145      if (
 146          preg_match(
 147              '/^(' . implode('|', PluginController::PLUGIN_TYPES) . ')_plugin_(' .
 148              DOKU_PLUGIN_NAME_REGEX .
 149              ')(?:_([^_]+))?$/',
 150              $name,
 151              $m
 152          )
 153      ) {
 154          // try to load the wanted plugin file
 155          $c = ((count($m) === 4) ? "/{$m[3]}" : '');
 156          $plg = DOKU_PLUGIN . "{$m[2]}/{$m[1]}$c.php";
 157          if (file_exists($plg)) {
 158              try {
 159                  require $plg;
 160              } catch (\Throwable $e) {
 161                  ErrorHandler::showExceptionMsg($e, "Error loading plugin {$m[2]}");
 162              }
 163          }
 164          return true;
 165      }
 166      return false;
 167  }