Final (?) fix for #223
[mailer.git] / inc / loader / load-extension.php
1 <?php
2 /************************************************************************
3  * Mailer v0.2.1-FINAL                                Start: 06/26/2004 *
4  * ===================                          Last change: 07/01/2005 *
5  *                                                                      *
6  * -------------------------------------------------------------------- *
7  * File              : load-extension.php                               *
8  * -------------------------------------------------------------------- *
9  * Short description : Load all extensions                              *
10  * -------------------------------------------------------------------- *
11  * Kurzbeschreibung  : Alle Erweiterungen laden                         *
12  * -------------------------------------------------------------------- *
13  * @TODO Rewrite this whole file                                        *
14  * -------------------------------------------------------------------- *
15  * $Revision::                                                        $ *
16  * $Date::                                                            $ *
17  * $Tag:: 0.2.1-FINAL                                                 $ *
18  * $Author::                                                          $ *
19  * -------------------------------------------------------------------- *
20  * Copyright (c) 2003 - 2009 by Roland Haeder                           *
21  * Copyright (c) 2009 - 2011 by Mailer Developer Team                   *
22  * For more information visit: http://mxchange.org                      *
23  *                                                                      *
24  * This program is free software; you can redistribute it and/or modify *
25  * it under the terms of the GNU General Public License as published by *
26  * the Free Software Foundation; either version 2 of the License, or    *
27  * (at your option) any later version.                                  *
28  *                                                                      *
29  * This program is distributed in the hope that it will be useful,      *
30  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
31  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
32  * GNU General Public License for more details.                         *
33  *                                                                      *
34  * You should have received a copy of the GNU General Public License    *
35  * along with this program; if not, write to the Free Software          *
36  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
37  * MA  02110-1301  USA                                                  *
38  ************************************************************************/
39
40 // Some security stuff...
41 if (!defined('__SECURITY')) {
42         die();
43 } elseif (isInstallationPhase()) {
44         // Use this code if you don't want to run this cache loader on installation phase
45         return;
46 }
47
48 // Next cached table is the extension
49 if (($GLOBALS['cache_instance']->loadCacheFile('extension')) && ($GLOBALS['cache_instance']->extensionVersionMatches('sql_patches'))) {
50         // Load extension from cache
51         $EXT_DUMMY = $GLOBALS['cache_instance']->getArrayFromCache();
52
53         // Init extension inc-pool
54         $EXT_POOL = array();
55
56         // Do we have entries?
57         if (count($EXT_DUMMY) > 0) {
58                 // Init arrays
59                 $EXT_NAMES = array();
60
61                 // Loop through all
62                 foreach ($EXT_DUMMY['ext_name'] as $k => $ext_name) {
63                         // Load CSS file
64                         if ($EXT_DUMMY['ext_css'][$k] == 'Y') {
65                                 addExtensionCssFile($ext_name . '.css');
66                         } // END - if
67
68                         // Load extension file itself
69                         if (($EXT_DUMMY['ext_active'][$k] == 'Y') || ($EXT_DUMMY['ext_keep'][$k] == 'Y')) {
70                                 $EXT_POOL[] = $ext_name;
71                         } // END - if
72
73                         // Version number
74                         $EXT_DUMMY['ext_version'][$ext_name] = $EXT_DUMMY['ext_version'][$k];
75                         unset($EXT_DUMMY['ext_version'][$k]);
76
77                         // Extension is active
78                         $EXT_DUMMY['ext_active'][$ext_name] = $EXT_DUMMY['ext_active'][$k];
79                         unset($EXT_DUMMY['ext_active'][$k]);
80
81                         // Ext menu
82                         $EXT_DUMMY['ext_menu'][$ext_name] = $EXT_DUMMY['ext_menu'][$k];
83                         unset($EXT_DUMMY['ext_menu'][$k]);
84
85                         // Language file
86                         $EXT_DUMMY['ext_lang'][$ext_name] = $EXT_DUMMY['ext_lang'][$k];
87                         unset($EXT_DUMMY['ext_lang'][$k]);
88
89                         // Functions file
90                         $EXT_DUMMY['ext_func'][$ext_name] = $EXT_DUMMY['ext_func'][$k];
91                         unset($EXT_DUMMY['ext_func'][$k]);
92
93                         // Extension id
94                         $EXT_DUMMY['ext_id'][$ext_name] = $EXT_DUMMY['ext_id'][$k];
95                         $id = $EXT_DUMMY['ext_id'][$ext_name];
96                         unset($EXT_DUMMY['ext_id'][$k]);
97
98                         // Add ext name
99                         $EXT_NAMES[$id] = $ext_name;
100
101                         // Add deprecated flag (defaults to 'not deprecated')
102                         $EXT_DUMMY['ext_deprecated'][$ext_name] = 'N';
103
104                         // Mark it as active extension
105                         $GLOBALS['cache_array']['always_active'][$ext_name] = $EXT_DUMMY['ext_keep'][$k];
106                         unset($EXT_DUMMY['ext_keep'][$k]);
107
108                         // Remove unneccessary data from memory
109                         unset($EXT_DUMMY['ext_css'][$k]);
110                 } // END - foreach
111
112                 // Write dummy array back
113                 $EXT_DUMMY['ext_name'] = $EXT_NAMES;
114                 unset($EXT_NAMES);
115
116                 // Loading cache is done so let's free some memory!
117                 unset($EXT_DUMMY['ext_keep']);
118                 unset($EXT_DUMMY['ext_css']);
119         } // END - if
120
121         // Transfer dummy array
122         $GLOBALS['cache_array']['extension'] = $EXT_DUMMY;
123         unset($EXT_DUMMY);
124
125         // No database load needed
126         $res_ext_crt = false;
127
128         // Load all extension files in test-mode (we initialize them later)
129         foreach ($EXT_POOL as $ext) {
130                 loadExtension($ext, 'test');
131         } // END - foreach
132
133         // Remove array and mark cache as loaded
134         unset($EXT_POOL);
135 } elseif (isHtmlOutputMode()) {
136         // Create cache file here
137         $GLOBALS['cache_instance']->init();
138
139         // Add more if sql_patches is recent enougth
140         $add = '';
141         if (isExtensionInstalledAndNewer('sql_patches', '0.0.6')) {
142                 $add = ',`ext_has_css` AS `ext_css`';
143         } // END - if
144
145         // Query for all extensions
146         $result = SQL_QUERY('SELECT `id` AS `ext_id`,`ext_name`,`ext_active`,`ext_version`' . $add . ' FROM `{?_MYSQL_PREFIX?}_extensions` ORDER BY `ext_name` ASC', __FILE__, __LINE__);
147
148         // Load all entries
149         while ($content = SQL_FETCHARRAY($result)) {
150                 // Load extension
151                 if (!loadExtension($content['ext_name'], 'test')) {
152                         // Is the name valid?
153                         if (!isExtensionNameValid($content['ext_name'])) {
154                                 // Is not valid name (empty ext-foo.php script)
155                                 SQL_QUERY_ESC("DELETE LOW_PRIRITY FROM `{?_MYSQL_PREFIX?}_extensions` WHERE `ext_name`='%s' LIMIT 1",
156                                         array($content['ext_name']), __FILE__, __LINE__);
157                         } else {
158                                 // Didn't load so deactivate it
159                                 doDeactivateExtension($content['ext_name'], true);
160                         }
161
162                         // ... and skip it
163                         continue;
164                 } // END - if
165
166                 // Get menu entry
167                 $content['ext_menu'] = convertBooleanToYesNo(ifModuleHasMenu($content['ext_name'], true));
168
169                 // Get language entry
170                 $content['ext_lang'] = convertBooleanToYesNo(isLanguageIncludeReadable($content['ext_name']));
171
172                 // Get function entry
173                 $content['ext_func'] = convertBooleanToYesNo(isExtensionFunctionFileReadable($content['ext_name']));
174
175                 // Transfer EXT_ALWAYS_ACTIVE flag
176                 $content['ext_keep'] = getThisExtensionAlwaysActive();
177
178                 // Fix missing ext_css
179                 if (!isset($content['ext_css'])) {
180                         $content['ext_css'] = 'N';
181                 } // END - if
182
183                 // Add row to cache file
184                 $GLOBALS['cache_instance']->addRow($content);
185         } // END - while
186
187         // Free memory
188         SQL_FREERESULT($result);
189
190         // Close the cache
191         $GLOBALS['cache_instance']->storeExtensionVersion('sql_patches');
192         $GLOBALS['cache_instance']->finalize();
193 }
194
195 // [EOF]
196 ?>