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1<?php
2
3namespace Shaarli\Legacy;
4
5use Exception;
6use RainTPL;
7use ReflectionClass;
8use ReflectionException;
9use ReflectionMethod;
10use Shaarli\ApplicationUtils;
11use Shaarli\Bookmark\Bookmark;
12use Shaarli\Bookmark\BookmarkArray;
13use Shaarli\Bookmark\BookmarkFilter;
14use Shaarli\Bookmark\BookmarkIO;
15use Shaarli\Bookmark\LinkDB;
16use Shaarli\Config\ConfigJson;
17use Shaarli\Config\ConfigManager;
18use Shaarli\Config\ConfigPhp;
19use Shaarli\Exceptions\IOException;
20use Shaarli\Thumbnailer;
21use Shaarli\Updater\Exception\UpdaterException;
22
23/**
24 * Class updater.
25 * Used to update stuff when a new Shaarli's version is reached.
26 * Update methods are ran only once, and the stored in a JSON file.
27 *
28 * @deprecated
29 */
30class LegacyUpdater
31{
32 /**
33 * @var array Updates which are already done.
34 */
35 protected $doneUpdates;
36
37 /**
38 * @var LegacyLinkDB instance.
39 */
40 protected $linkDB;
41
42 /**
43 * @var ConfigManager $conf Configuration Manager instance.
44 */
45 protected $conf;
46
47 /**
48 * @var bool True if the user is logged in, false otherwise.
49 */
50 protected $isLoggedIn;
51
52 /**
53 * @var array $_SESSION
54 */
55 protected $session;
56
57 /**
58 * @var ReflectionMethod[] List of current class methods.
59 */
60 protected $methods;
61
62 /**
63 * Object constructor.
64 *
65 * @param array $doneUpdates Updates which are already done.
66 * @param LegacyLinkDB $linkDB LinkDB instance.
67 * @param ConfigManager $conf Configuration Manager instance.
68 * @param boolean $isLoggedIn True if the user is logged in.
69 * @param array $session $_SESSION (by reference)
70 *
71 * @throws ReflectionException
72 */
73 public function __construct($doneUpdates, $linkDB, $conf, $isLoggedIn, &$session = [])
74 {
75 $this->doneUpdates = $doneUpdates;
76 $this->linkDB = $linkDB;
77 $this->conf = $conf;
78 $this->isLoggedIn = $isLoggedIn;
79 $this->session = &$session;
80
81 // Retrieve all update methods.
82 $class = new ReflectionClass($this);
83 $this->methods = $class->getMethods();
84 }
85
86 /**
87 * Run all new updates.
88 * Update methods have to start with 'updateMethod' and return true (on success).
89 *
90 * @return array An array containing ran updates.
91 *
92 * @throws UpdaterException If something went wrong.
93 */
94 public function update()
95 {
96 $updatesRan = array();
97
98 // If the user isn't logged in, exit without updating.
99 if ($this->isLoggedIn !== true) {
100 return $updatesRan;
101 }
102
103 if ($this->methods === null) {
104 throw new UpdaterException(t('Couldn\'t retrieve updater class methods.'));
105 }
106
107 foreach ($this->methods as $method) {
108 // Not an update method or already done, pass.
109 if (!startsWith($method->getName(), 'updateMethod')
110 || in_array($method->getName(), $this->doneUpdates)
111 ) {
112 continue;
113 }
114
115 try {
116 $method->setAccessible(true);
117 $res = $method->invoke($this);
118 // Update method must return true to be considered processed.
119 if ($res === true) {
120 $updatesRan[] = $method->getName();
121 }
122 } catch (Exception $e) {
123 throw new UpdaterException($method, $e);
124 }
125 }
126
127 $this->doneUpdates = array_merge($this->doneUpdates, $updatesRan);
128
129 return $updatesRan;
130 }
131
132 /**
133 * @return array Updates methods already processed.
134 */
135 public function getDoneUpdates()
136 {
137 return $this->doneUpdates;
138 }
139
140 /**
141 * Move deprecated options.php to config.php.
142 *
143 * Milestone 0.9 (old versioning) - shaarli/Shaarli#41:
144 * options.php is not supported anymore.
145 */
146 public function updateMethodMergeDeprecatedConfigFile()
147 {
148 if (is_file($this->conf->get('resource.data_dir') . '/options.php')) {
149 include $this->conf->get('resource.data_dir') . '/options.php';
150
151 // Load GLOBALS into config
152 $allowedKeys = array_merge(ConfigPhp::$ROOT_KEYS);
153 $allowedKeys[] = 'config';
154 foreach ($GLOBALS as $key => $value) {
155 if (in_array($key, $allowedKeys)) {
156 $this->conf->set($key, $value);
157 }
158 }
159 $this->conf->write($this->isLoggedIn);
160 unlink($this->conf->get('resource.data_dir') . '/options.php');
161 }
162
163 return true;
164 }
165
166 /**
167 * Move old configuration in PHP to the new config system in JSON format.
168 *
169 * Will rename 'config.php' into 'config.save.php' and create 'config.json.php'.
170 * It will also convert legacy setting keys to the new ones.
171 */
172 public function updateMethodConfigToJson()
173 {
174 // JSON config already exists, nothing to do.
175 if ($this->conf->getConfigIO() instanceof ConfigJson) {
176 return true;
177 }
178
179 $configPhp = new ConfigPhp();
180 $configJson = new ConfigJson();
181 $oldConfig = $configPhp->read($this->conf->getConfigFile() . '.php');
182 rename($this->conf->getConfigFileExt(), $this->conf->getConfigFile() . '.save.php');
183 $this->conf->setConfigIO($configJson);
184 $this->conf->reload();
185
186 $legacyMap = array_flip(ConfigPhp::$LEGACY_KEYS_MAPPING);
187 foreach (ConfigPhp::$ROOT_KEYS as $key) {
188 $this->conf->set($legacyMap[$key], $oldConfig[$key]);
189 }
190
191 // Set sub config keys (config and plugins)
192 $subConfig = array('config', 'plugins');
193 foreach ($subConfig as $sub) {
194 foreach ($oldConfig[$sub] as $key => $value) {
195 if (isset($legacyMap[$sub . '.' . $key])) {
196 $configKey = $legacyMap[$sub . '.' . $key];
197 } else {
198 $configKey = $sub . '.' . $key;
199 }
200 $this->conf->set($configKey, $value);
201 }
202 }
203
204 try {
205 $this->conf->write($this->isLoggedIn);
206 return true;
207 } catch (IOException $e) {
208 error_log($e->getMessage());
209 return false;
210 }
211 }
212
213 /**
214 * Escape settings which have been manually escaped in every request in previous versions:
215 * - general.title
216 * - general.header_link
217 * - redirector.url
218 *
219 * @return bool true if the update is successful, false otherwise.
220 */
221 public function updateMethodEscapeUnescapedConfig()
222 {
223 try {
224 $this->conf->set('general.title', escape($this->conf->get('general.title')));
225 $this->conf->set('general.header_link', escape($this->conf->get('general.header_link')));
226 $this->conf->write($this->isLoggedIn);
227 } catch (Exception $e) {
228 error_log($e->getMessage());
229 return false;
230 }
231 return true;
232 }
233
234 /**
235 * Update the database to use the new ID system, which replaces linkdate primary keys.
236 * Also, creation and update dates are now DateTime objects (done by LinkDB).
237 *
238 * Since this update is very sensitve (changing the whole database), the datastore will be
239 * automatically backed up into the file datastore.<datetime>.php.
240 *
241 * LinkDB also adds the field 'shorturl' with the precedent format (linkdate smallhash),
242 * which will be saved by this method.
243 *
244 * @return bool true if the update is successful, false otherwise.
245 */
246 public function updateMethodDatastoreIds()
247 {
248 $first = 'update';
249 foreach ($this->linkDB as $key => $link) {
250 $first = $key;
251 break;
252 }
253
254 // up to date database
255 if (is_int($first)) {
256 return true;
257 }
258
259 $save = $this->conf->get('resource.data_dir') . '/datastore.' . date('YmdHis') . '.php';
260 copy($this->conf->get('resource.datastore'), $save);
261
262 $links = array();
263 foreach ($this->linkDB as $offset => $value) {
264 $links[] = $value;
265 unset($this->linkDB[$offset]);
266 }
267 $links = array_reverse($links);
268 $cpt = 0;
269 foreach ($links as $l) {
270 unset($l['linkdate']);
271 $l['id'] = $cpt;
272 $this->linkDB[$cpt++] = $l;
273 }
274
275 $this->linkDB->save($this->conf->get('resource.page_cache'));
276 $this->linkDB->reorder();
277
278 return true;
279 }
280
281 /**
282 * Rename tags starting with a '-' to work with tag exclusion search.
283 */
284 public function updateMethodRenameDashTags()
285 {
286 $linklist = $this->linkDB->filterSearch();
287 foreach ($linklist as $key => $link) {
288 $link['tags'] = preg_replace('/(^| )\-/', '$1', $link['tags']);
289 $link['tags'] = implode(' ', array_unique(BookmarkFilter::tagsStrToArray($link['tags'], true)));
290 $this->linkDB[$key] = $link;
291 }
292 $this->linkDB->save($this->conf->get('resource.page_cache'));
293 return true;
294 }
295
296 /**
297 * Initialize API settings:
298 * - api.enabled: true
299 * - api.secret: generated secret
300 */
301 public function updateMethodApiSettings()
302 {
303 if ($this->conf->exists('api.secret')) {
304 return true;
305 }
306
307 $this->conf->set('api.enabled', true);
308 $this->conf->set(
309 'api.secret',
310 generate_api_secret(
311 $this->conf->get('credentials.login'),
312 $this->conf->get('credentials.salt')
313 )
314 );
315 $this->conf->write($this->isLoggedIn);
316 return true;
317 }
318
319 /**
320 * New setting: theme name. If the default theme is used, nothing to do.
321 *
322 * If the user uses a custom theme, raintpl_tpl dir is updated to the parent directory,
323 * and the current theme is set as default in the theme setting.
324 *
325 * @return bool true if the update is successful, false otherwise.
326 */
327 public function updateMethodDefaultTheme()
328 {
329 // raintpl_tpl isn't the root template directory anymore.
330 // We run the update only if this folder still contains the template files.
331 $tplDir = $this->conf->get('resource.raintpl_tpl');
332 $tplFile = $tplDir . '/linklist.html';
333 if (!file_exists($tplFile)) {
334 return true;
335 }
336
337 $parent = dirname($tplDir);
338 $this->conf->set('resource.raintpl_tpl', $parent);
339 $this->conf->set('resource.theme', trim(str_replace($parent, '', $tplDir), '/'));
340 $this->conf->write($this->isLoggedIn);
341
342 // Dependency injection gore
343 RainTPL::$tpl_dir = $tplDir;
344
345 return true;
346 }
347
348 /**
349 * Move the file to inc/user.css to data/user.css.
350 *
351 * Note: Due to hardcoded paths, it's not unit testable. But one line of code should be fine.
352 *
353 * @return bool true if the update is successful, false otherwise.
354 */
355 public function updateMethodMoveUserCss()
356 {
357 if (!is_file('inc/user.css')) {
358 return true;
359 }
360
361 return rename('inc/user.css', 'data/user.css');
362 }
363
364 /**
365 * * `markdown_escape` is a new setting, set to true as default.
366 *
367 * If the markdown plugin was already enabled, escaping is disabled to avoid
368 * breaking existing entries.
369 */
370 public function updateMethodEscapeMarkdown()
371 {
372 if ($this->conf->exists('security.markdown_escape')) {
373 return true;
374 }
375
376 if (in_array('markdown', $this->conf->get('general.enabled_plugins'))) {
377 $this->conf->set('security.markdown_escape', false);
378 } else {
379 $this->conf->set('security.markdown_escape', true);
380 }
381 $this->conf->write($this->isLoggedIn);
382
383 return true;
384 }
385
386 /**
387 * Add 'http://' to Piwik URL the setting is set.
388 *
389 * @return bool true if the update is successful, false otherwise.
390 */
391 public function updateMethodPiwikUrl()
392 {
393 if (!$this->conf->exists('plugins.PIWIK_URL') || startsWith($this->conf->get('plugins.PIWIK_URL'), 'http')) {
394 return true;
395 }
396
397 $this->conf->set('plugins.PIWIK_URL', 'http://' . $this->conf->get('plugins.PIWIK_URL'));
398 $this->conf->write($this->isLoggedIn);
399
400 return true;
401 }
402
403 /**
404 * Use ATOM feed as default.
405 */
406 public function updateMethodAtomDefault()
407 {
408 if (!$this->conf->exists('feed.show_atom') || $this->conf->get('feed.show_atom') === true) {
409 return true;
410 }
411
412 $this->conf->set('feed.show_atom', true);
413 $this->conf->write($this->isLoggedIn);
414
415 return true;
416 }
417
418 /**
419 * Update updates.check_updates_branch setting.
420 *
421 * If the current major version digit matches the latest branch
422 * major version digit, we set the branch to `latest`,
423 * otherwise we'll check updates on the `stable` branch.
424 *
425 * No update required for the dev version.
426 *
427 * Note: due to hardcoded URL and lack of dependency injection, this is not unit testable.
428 *
429 * FIXME! This needs to be removed when we switch to first digit major version
430 * instead of the second one since the versionning process will change.
431 */
432 public function updateMethodCheckUpdateRemoteBranch()
433 {
434 if (SHAARLI_VERSION === 'dev' || $this->conf->get('updates.check_updates_branch') === 'latest') {
435 return true;
436 }
437
438 // Get latest branch major version digit
439 $latestVersion = ApplicationUtils::getLatestGitVersionCode(
440 'https://raw.githubusercontent.com/shaarli/Shaarli/latest/shaarli_version.php',
441 5
442 );
443 if (preg_match('/(\d+)\.\d+$/', $latestVersion, $matches) === false) {
444 return false;
445 }
446 $latestMajor = $matches[1];
447
448 // Get current major version digit
449 preg_match('/(\d+)\.\d+$/', SHAARLI_VERSION, $matches);
450 $currentMajor = $matches[1];
451
452 if ($currentMajor === $latestMajor) {
453 $branch = 'latest';
454 } else {
455 $branch = 'stable';
456 }
457 $this->conf->set('updates.check_updates_branch', $branch);
458 $this->conf->write($this->isLoggedIn);
459 return true;
460 }
461
462 /**
463 * Reset history store file due to date format change.
464 */
465 public function updateMethodResetHistoryFile()
466 {
467 if (is_file($this->conf->get('resource.history'))) {
468 unlink($this->conf->get('resource.history'));
469 }
470 return true;
471 }
472
473 /**
474 * Save the datastore -> the link order is now applied when bookmarks are saved.
475 */
476 public function updateMethodReorderDatastore()
477 {
478 $this->linkDB->save($this->conf->get('resource.page_cache'));
479 return true;
480 }
481
482 /**
483 * Change privateonly session key to visibility.
484 */
485 public function updateMethodVisibilitySession()
486 {
487 if (isset($_SESSION['privateonly'])) {
488 unset($_SESSION['privateonly']);
489 $_SESSION['visibility'] = 'private';
490 }
491 return true;
492 }
493
494 /**
495 * Add download size and timeout to the configuration file
496 *
497 * @return bool true if the update is successful, false otherwise.
498 */
499 public function updateMethodDownloadSizeAndTimeoutConf()
500 {
501 if ($this->conf->exists('general.download_max_size')
502 && $this->conf->exists('general.download_timeout')
503 ) {
504 return true;
505 }
506
507 if (!$this->conf->exists('general.download_max_size')) {
508 $this->conf->set('general.download_max_size', 1024 * 1024 * 4);
509 }
510
511 if (!$this->conf->exists('general.download_timeout')) {
512 $this->conf->set('general.download_timeout', 30);
513 }
514
515 $this->conf->write($this->isLoggedIn);
516 return true;
517 }
518
519 /**
520 * * Move thumbnails management to WebThumbnailer, coming with new settings.
521 */
522 public function updateMethodWebThumbnailer()
523 {
524 if ($this->conf->exists('thumbnails.mode')) {
525 return true;
526 }
527
528 $thumbnailsEnabled = extension_loaded('gd') && $this->conf->get('thumbnail.enable_thumbnails', true);
529 $this->conf->set('thumbnails.mode', $thumbnailsEnabled ? Thumbnailer::MODE_ALL : Thumbnailer::MODE_NONE);
530 $this->conf->set('thumbnails.width', 125);
531 $this->conf->set('thumbnails.height', 90);
532 $this->conf->remove('thumbnail');
533 $this->conf->write(true);
534
535 if ($thumbnailsEnabled) {
536 $this->session['warnings'][] = t(
537 t('You have enabled or changed thumbnails mode.') .
538 '<a href="./admin/thumbnails">' . t('Please synchronize them.') . '</a>'
539 );
540 }
541
542 return true;
543 }
544
545 /**
546 * Set sticky = false on all bookmarks
547 *
548 * @return bool true if the update is successful, false otherwise.
549 */
550 public function updateMethodSetSticky()
551 {
552 foreach ($this->linkDB as $key => $link) {
553 if (isset($link['sticky'])) {
554 return true;
555 }
556 $link['sticky'] = false;
557 $this->linkDB[$key] = $link;
558 }
559
560 $this->linkDB->save($this->conf->get('resource.page_cache'));
561
562 return true;
563 }
564
565 /**
566 * Remove redirector settings.
567 */
568 public function updateMethodRemoveRedirector()
569 {
570 $this->conf->remove('redirector');
571 $this->conf->write(true);
572 return true;
573 }
574
575 /**
576 * Migrate the legacy arrays to Bookmark objects.
577 * Also make a backup of the datastore.
578 */
579 public function updateMethodMigrateDatabase()
580 {
581 $save = $this->conf->get('resource.data_dir') . '/datastore.' . date('YmdHis') . '_1.php';
582 if (! copy($this->conf->get('resource.datastore'), $save)) {
583 die('Could not backup the datastore.');
584 }
585
586 $linksArray = new BookmarkArray();
587 foreach ($this->linkDB as $key => $link) {
588 $linksArray[$key] = (new Bookmark())->fromArray($link);
589 }
590 $linksIo = new BookmarkIO($this->conf);
591 $linksIo->write($linksArray);
592
593 return true;
594 }
595
596 /**
597 * Write the `formatter` setting in config file.
598 * Use markdown if the markdown plugin is enabled, the default one otherwise.
599 * Also remove markdown plugin setting as it is now integrated to the core.
600 */
601 public function updateMethodFormatterSetting()
602 {
603 if (!$this->conf->exists('formatter') || $this->conf->get('formatter') === 'default') {
604 $enabledPlugins = $this->conf->get('general.enabled_plugins');
605 if (($pos = array_search('markdown', $enabledPlugins)) !== false) {
606 $formatter = 'markdown';
607 unset($enabledPlugins[$pos]);
608 $this->conf->set('general.enabled_plugins', array_values($enabledPlugins));
609 } else {
610 $formatter = 'default';
611 }
612 $this->conf->set('formatter', $formatter);
613 $this->conf->write(true);
614 }
615
616 return true;
617 }
618}