Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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file_check.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\install\module\update_filesystem\task;
015
016 use phpbb\filesystem\filesystem;
017 use phpbb\install\exception\resource_limit_reached_exception;
018 use phpbb\install\helper\config;
019 use phpbb\install\helper\iohandler\iohandler_interface;
020 use phpbb\install\helper\update_helper;
021 use phpbb\install\task_base;
022
023 /**
024 * Updater task performing file checking
025 */
026 class file_check extends task_base
027 {
028 /**
029 * @var filesystem
030 */
031 protected $filesystem;
032
033 /**
034 * @var config
035 */
036 protected $installer_config;
037
038 /**
039 * @var iohandler_interface
040 */
041 protected $iohandler;
042
043 /**
044 * @var update_helper
045 */
046 protected $update_helper;
047
048 /**
049 * @var string
050 */
051 protected $phpbb_root_path;
052
053 /**
054 * Construct
055 *
056 * @param filesystem $filesystem
057 * @param config $config
058 * @param iohandler_interface $iohandler
059 * @param update_helper $update_helper
060 * @param string $phpbb_root_path
061 */
062 public function __construct(filesystem $filesystem, config $config, iohandler_interface $iohandler, update_helper $update_helper, $phpbb_root_path)
063 {
064 $this->filesystem = $filesystem;
065 $this->installer_config = $config;
066 $this->iohandler = $iohandler;
067 $this->update_helper = $update_helper;
068 $this->phpbb_root_path = $phpbb_root_path;
069
070 parent::__construct(false);
071 }
072
073 /**
074 * {@inheritdoc}
075 */
076 public function check_requirements()
077 {
078 return $this->installer_config->get('do_update_files', false);
079 }
080
081 /**
082 * {@inheritdoc}
083 */
084 public function run()
085 {
086 if (!$this->installer_config->has_restart_point('check_update_files'))
087 {
088 $this->installer_config->create_progress_restart_point('check_update_files');
089 }
090
091 $old_path = $this->update_helper->get_path_to_old_update_files();
092 $new_path = $this->update_helper->get_path_to_new_update_files();
093
094 $update_info = $this->installer_config->get('update_info', array());
095 $file_update_info = $this->installer_config->get('update_files', array());
096
097 if (empty($update_info))
098 {
099 $root_path = $this->phpbb_root_path;
100
101 $update_info = $this->installer_config->get('update_info_unprocessed', array());
102
103 $file_update_info = array();
104 $file_update_info['update_without_diff'] = array_diff($update_info['binary'], $update_info['deleted']);
105
106 // Filter out files that are already deleted
107 $file_update_info['delete'] = array_filter(
108 $update_info['deleted'],
109 function ($filename) use ($root_path)
110 {
111 return file_exists($root_path . $filename);
112 }
113 );
114 }
115
116 $progress_count = $this->installer_config->get('file_check_progress_count', 0);
117 $task_count = count($update_info['files']);
118 $this->iohandler->set_task_count($task_count);
119 $this->iohandler->set_progress('UPDATE_CHECK_FILES', 0);
120
121 // Create list of default extensions that should have been added prior
122 // to this update
123 $default_update_extensions = [];
124 foreach (\phpbb\install\module\update_database\task\update_extensions::$default_extensions_update as $version => $extensions)
125 {
126 if ($this->update_helper->phpbb_version_compare($update_info['version']['from'], $version, '>='))
127 {
128 $default_update_extensions = array_merge($default_update_extensions, $extensions);
129 }
130 }
131
132 foreach ($update_info['files'] as $key => $filename)
133 {
134 $old_file = $old_path . $filename;
135 $new_file = $new_path . $filename;
136 $file = $this->phpbb_root_path . $filename;
137
138 if ($this->installer_config->get_time_remaining() <= 0 || $this->installer_config->get_memory_remaining() <= 0)
139 {
140 // Save progress
141 $this->installer_config->set('update_info', $update_info);
142 $this->installer_config->set('file_check_progress_count', $progress_count);
143 $this->installer_config->set('update_files', $file_update_info);
144
145 // Request refresh
146 throw new resource_limit_reached_exception();
147 }
148
149 $progress_count++;
150 $this->iohandler->set_progress('UPDATE_CHECK_FILES', $progress_count);
151
152 // Do not copy default extension again if the previous version was
153 // packaged with it but it does not exist (e.g. deleted by admin)
154 if (strpos($file, $this->phpbb_root_path . 'ext/') !== false)
155 {
156 $skip_file = false;
157 foreach ($default_update_extensions as $ext_name)
158 {
159 if (strpos($file, $this->phpbb_root_path . 'ext/' . $ext_name) !== false &&
160 !$this->filesystem->exists($this->phpbb_root_path . 'ext/' . $ext_name . '/composer.json'))
161 {
162 $skip_file = true;
163 break;
164 }
165 }
166
167 if ($skip_file)
168 {
169 continue;
170 }
171 }
172
173 if (!$this->filesystem->exists($file))
174 {
175 $file_update_info['new'][] = $filename;
176 }
177 else
178 {
179 $file_checksum = md5_file($file);
180
181 if ($file_checksum === md5_file($new_file))
182 {
183 // File already up to date
184 continue;
185 }
186 else if ($this->filesystem->exists($old_file) && $file_checksum === md5_file($old_file))
187 {
188 // No need to diff the file
189 $file_update_info['update_without_diff'][] = $filename;
190 }
191 else
192 {
193 $file_update_info['update_with_diff'][] = $filename;
194 }
195 }
196
197 unset($update_info['files'][$key]);
198 }
199
200 $this->installer_config->set('update_files', $file_update_info);
201 $this->installer_config->set('update_info', array());
202 }
203
204 /**
205 * {@inheritdoc}
206 */
207 static public function get_step_count()
208 {
209 return 0;
210 }
211
212 /**
213 * {@inheritdoc}
214 */
215 public function get_task_lang_name()
216 {
217 return '';
218 }
219 }
220