xref: /dokuwiki/inc/load.php (revision 608cdefc041020585a1fa262f9d0f99b700ff229) 
1<?php
2/**
3 * Load all internal libraries and setup class autoloader
4 *
5 * @author Andreas Gohr <andi@splitbrain.org>
6 */
7
8use dokuwiki\Extension\PluginController;
9
10// setup class autoloader
11spl_autoload_register('load_autoload');
12
13// require all the common libraries
14// for a few of these order does matter
15require_once(DOKU_INC.'inc/defines.php');
16require_once(DOKU_INC.'inc/actions.php');
17require_once(DOKU_INC.'inc/changelog.php');
18require_once(DOKU_INC.'inc/common.php');
19require_once(DOKU_INC.'inc/confutils.php');
20require_once(DOKU_INC.'inc/pluginutils.php');
21require_once(DOKU_INC.'inc/form.php');
22require_once(DOKU_INC.'inc/fulltext.php');
23require_once(DOKU_INC.'inc/html.php');
24require_once(DOKU_INC.'inc/httputils.php');
25require_once(DOKU_INC.'inc/indexer.php');
26require_once(DOKU_INC.'inc/infoutils.php');
27require_once(DOKU_INC.'inc/io.php');
28require_once(DOKU_INC.'inc/ip.php');
29require_once(DOKU_INC.'inc/mail.php');
30require_once(DOKU_INC.'inc/media.php');
31require_once(DOKU_INC.'inc/pageutils.php');
32require_once(DOKU_INC.'inc/parserutils.php');
33require_once(DOKU_INC.'inc/search.php');
34require_once(DOKU_INC.'inc/template.php');
35require_once(DOKU_INC.'inc/toolbar.php');
36require_once(DOKU_INC.'inc/utf8.php');
37require_once(DOKU_INC.'inc/auth.php');
38require_once(DOKU_INC.'inc/compatibility.php');
39require_once(DOKU_INC.'inc/deprecated.php');
40require_once(DOKU_INC.'inc/legacy.php');
41
42/**
43 * spl_autoload_register callback
44 *
45 * Contains a static list of DokuWiki's core classes and automatically
46 * require()s their associated php files when an object is instantiated.
47 *
48 * @author Andreas Gohr <andi@splitbrain.org>
49 * @todo   add generic loading of renderers and auth backends
50 *
51 * @param string $name
52 *
53 * @return bool
54 */
55function load_autoload($name){
56    static $classes = null;
57    if($classes === null) $classes = array(
58        'Diff'                  => DOKU_INC.'inc/DifferenceEngine.php',
59        'UnifiedDiffFormatter'  => DOKU_INC.'inc/DifferenceEngine.php',
60        'TableDiffFormatter'    => DOKU_INC.'inc/DifferenceEngine.php',
61        'cache'                 => DOKU_INC.'inc/cache.php',
62        'cache_parser'          => DOKU_INC.'inc/cache.php',
63        'cache_instructions'    => DOKU_INC.'inc/cache.php',
64        'cache_renderer'        => DOKU_INC.'inc/cache.php',
65        'Input'                 => DOKU_INC.'inc/Input.class.php',
66        'JpegMeta'              => DOKU_INC.'inc/JpegMeta.php',
67        'SimplePie'             => DOKU_INC.'inc/SimplePie.php',
68        'FeedParser'            => DOKU_INC.'inc/FeedParser.php',
69        'SafeFN'                => DOKU_INC.'inc/SafeFN.class.php',
70        'Sitemapper'            => DOKU_INC.'inc/Sitemapper.php',
71        'Mailer'                => DOKU_INC.'inc/Mailer.class.php',
72
73        'Doku_Handler'          => DOKU_INC.'inc/parser/handler.php',
74        'Doku_Renderer'          => DOKU_INC.'inc/parser/renderer.php',
75        'Doku_Renderer_xhtml'    => DOKU_INC.'inc/parser/xhtml.php',
76        'Doku_Renderer_code'     => DOKU_INC.'inc/parser/code.php',
77        'Doku_Renderer_xhtmlsummary' => DOKU_INC.'inc/parser/xhtmlsummary.php',
78        'Doku_Renderer_metadata' => DOKU_INC.'inc/parser/metadata.php',
79    );
80
81    if(isset($classes[$name])){
82        require ($classes[$name]);
83        return true;
84    }
85
86    // namespace to directory conversion
87    $name = str_replace('\\', '/', $name);
88
89    // test namespace
90    if(substr($name, 0, 14) === 'dokuwiki/test/') {
91        $file = DOKU_INC . '_test/' . substr($name, 14) . '.php';
92        if(file_exists($file)) {
93            require $file;
94            return true;
95        }
96    }
97
98    // plugin namespace
99    if(substr($name, 0, 16) === 'dokuwiki/plugin/') {
100        $name = str_replace('/test/', '/_test/', $name); // no underscore in test namespace
101        $file = DOKU_PLUGIN . substr($name, 16) . '.php';
102        if(file_exists($file)) {
103            try {
104                require $file;
105            } catch (\Throwable $e) {
106                \dokuwiki\ErrorHandler::showExceptionMsg($e, "Error loading plugin $name");
107            }
108            return true;
109        }
110    }
111
112    // template namespace
113    if(substr($name, 0, 18) === 'dokuwiki/template/') {
114        $name = str_replace('/test/', '/_test/', $name); // no underscore in test namespace
115        $file = DOKU_INC.'lib/tpl/' . substr($name, 18) . '.php';
116        if(file_exists($file)) {
117            try {
118                require $file;
119            } catch (\Throwable $e) {
120                \dokuwiki\ErrorHandler::showExceptionMsg($e, "Error loading template $name");
121            }
122            return true;
123        }
124    }
125
126    // our own namespace
127    if(substr($name, 0, 9) === 'dokuwiki/') {
128        $file = DOKU_INC . 'inc/' . substr($name, 9) . '.php';
129        if(file_exists($file)) {
130            require $file;
131            return true;
132        }
133    }
134
135    // Plugin loading
136    if(preg_match(
137        '/^(' . implode('|', PluginController::PLUGIN_TYPES) . ')_plugin_(' .
138        DOKU_PLUGIN_NAME_REGEX .
139        ')(?:_([^_]+))?$/',
140        $name,
141        $m
142    )) {
143        // try to load the wanted plugin file
144        $c = ((count($m) === 4) ? "/{$m[3]}" : '');
145        $plg = DOKU_PLUGIN . "{$m[2]}/{$m[1]}$c.php";
146        if(file_exists($plg)){
147            try {
148                require $plg;
149            } catch (\Throwable $e) {
150                \dokuwiki\ErrorHandler::showExceptionMsg($e, "Error loading plugin {$m[2]}");
151            }
152        }
153        return true;
154    }
155    return false;
156}
157