inc/poche/Poche.class.php

   1 <?php
   2 /**
   3  * poche, a read it later open source system
   4  *
   5  * @category   poche
   6  * @author     Nicolas Lœuillet <support@inthepoche.com>
   7  * @copyright  2013
   8  * @license    http://www.wtfpl.net/ see COPYING file
   9  */
  10
  11 class Poche
  12 {
  13     public $user;
  14     public $store;
  15     public $tpl;
  16     public $messages;
  17     public $pagination;
  18
  19     function __construct()
  20     {
  21         $this->store = new Database();
  22         $this->init();
  23         $this->messages = new Messages();
  24
  25         # installation
  26         if(!$this->store->isInstalled())
  27         {
  28             $this->install();
  29         }
  30     }
  31
  32     private function init()
  33     {
  34         Tools::initPhp();
  35         Session::init();
  36
  37         if (isset($_SESSION['poche_user']) && $_SESSION['poche_user'] != array()) {
  38             $this->user = $_SESSION['poche_user'];
  39         }
  40         else {
  41             # fake user, just for install & login screens
  42             $this->user = new User();
  43             $this->user->setConfig($this->getDefaultConfig());
  44         }
  45
  46         # l10n
  47         $language = $this->user->getConfigValue('language');
  48         putenv('LC_ALL=' . $language);
  49         setlocale(LC_ALL, $language);
  50         bindtextdomain($language, LOCALE);
  51         textdomain($language);
  52
  53         # template engine
  54         $loader = new Twig_Loader_Filesystem(TPL);
  55         if (DEBUG_POCHE) {
  56             $twig_params = array();
  57         }
  58         else {
  59             $twig_params = array('cache' => CACHE);
  60         }
  61         $this->tpl = new Twig_Environment($loader, $twig_params);
  62         $this->tpl->addExtension(new Twig_Extensions_Extension_I18n());
  63         # filter to display domain name of an url
  64         $filter = new Twig_SimpleFilter('getDomain', 'Tools::getDomain');
  65         $this->tpl->addFilter($filter);
  66
  67         # Pagination
  68         $this->pagination = new Paginator($this->user->getConfigValue('pager'), 'p');
  69     }
  70
  71     private function install()
  72     {
  73         Tools::logm('poche still not installed');
  74         echo $this->tpl->render('install.twig', array(
  75             'token' => Session::getToken()
  76         ));
  77         if (isset($_GET['install'])) {
  78             if (($_POST['password'] == $_POST['password_repeat'])
  79                 && $_POST['password'] != "" && $_POST['login'] != "") {
  80                 # let's rock, install poche baby !
  81                 $this->store->install($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']));
  82                 Session::logout();
  83                 Tools::logm('poche is now installed');
  84                 Tools::redirect();
  85             }
  86             else {
  87                 Tools::logm('error during installation');
  88                 Tools::redirect();
  89             }
  90         }
  91         exit();
  92     }
  93
  94     public function getDefaultConfig()
  95     {
  96         return array(
  97             'pager' => PAGINATION,
  98             'language' => LANG,
  99             );
 100     }
 101
 102     /**
 103      * Call action (mark as fav, archive, delete, etc.)
 104      */
 105     public function action($action, Url $url, $id = 0, $import = FALSE)
 106     {
 107         switch ($action)
 108         {
 109             case 'add':
 110                 if($parametres_url = $url->fetchContent()) {
 111                     if ($this->store->add($url->getUrl(), $parametres_url['title'], $parametres_url['content'], $this->user->getId())) {
 112                         Tools::logm('add link ' . $url->getUrl());
 113                         $sequence = '';
 114                         if (STORAGE == 'postgres') {
 115                             $sequence = 'entries_id_seq';
 116                         }
 117                         $last_id = $this->store->getLastId($sequence);
 118                         if (DOWNLOAD_PICTURES) {
 119                             $content = filtre_picture($parametres_url['content'], $url->getUrl(), $last_id);
 120                         }
 121                         if (!$import) {
 122                             $this->messages->add('s', _('the link has been added successfully'));
 123                         }
 124                     }
 125                     else {
 126                         if (!$import) {
 127                             $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
 128                             Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl());
 129                         }
 130                     }
 131                 }
 132                 else {
 133                     if (!$import) {
 134                         $this->messages->add('e', _('error during fetching content : the link wasn\'t added'));
 135                         Tools::logm('error during content fetch ' . $url->getUrl());
 136                     }
 137                 }
 138                 if (!$import) {
 139                     Tools::redirect();
 140                 }
 141                 break;
 142             case 'delete':
 143                 $msg = 'delete link #' . $id;
 144                 if ($this->store->deleteById($id, $this->user->getId())) {
 145                     if (DOWNLOAD_PICTURES) {
 146                         remove_directory(ABS_PATH . $id);
 147                     }
 148                     $this->messages->add('s', _('the link has been deleted successfully'));
 149                 }
 150                 else {
 151                     $this->messages->add('e', _('the link wasn\'t deleted'));
 152                     $msg = 'error : can\'t delete link #' . $id;
 153                 }
 154                 Tools::logm($msg);
 155                 Tools::redirect('?');
 156                 break;
 157             case 'toggle_fav' :
 158                 $this->store->favoriteById($id, $this->user->getId());
 159                 Tools::logm('mark as favorite link #' . $id);
 160                 if (!$import) {
 161                     Tools::redirect();
 162                 }
 163                 break;
 164             case 'toggle_archive' :
 165                 $this->store->archiveById($id, $this->user->getId());
 166                 Tools::logm('archive link #' . $id);
 167                 if (!$import) {
 168                     Tools::redirect();
 169                 }
 170                 break;
 171             default:
 172                 break;
 173         }
 174     }
 175
 176     function displayView($view, $id = 0)
 177     {
 178         $tpl_vars = array();
 179
 180         switch ($view)
 181         {
 182             case 'config':
 183                 $dev = $this->getPocheVersion('dev');
 184                 $prod = $this->getPocheVersion('prod');
 185                 $compare_dev = version_compare(POCHE_VERSION, $dev);
 186                 $compare_prod = version_compare(POCHE_VERSION, $prod);
 187                 $tpl_vars = array(
 188                     'dev' => $dev,
 189                     'prod' => $prod,
 190                     'compare_dev' => $compare_dev,
 191                     'compare_prod' => $compare_prod,
 192                 );
 193                 Tools::logm('config view');
 194                 break;
 195             case 'view':
 196                 $entry = $this->store->retrieveOneById($id, $this->user->getId());
 197                 if ($entry != NULL) {
 198                     Tools::logm('view link #' . $id);
 199                     $content = $entry['content'];
 200                     if (function_exists('tidy_parse_string')) {
 201                         $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
 202                         $tidy->cleanRepair();
 203                         $content = $tidy->value;
 204                     }
 205                     $tpl_vars = array(
 206                         'entry' => $entry,
 207                         'content' => $content,
 208                     );
 209                 }
 210                 else {
 211                     Tools::logm('error in view call : entry is NULL');
 212                 }
 213                 break;
 214             default: # home view
 215                 $entries = $this->store->getEntriesByView($view, $this->user->getId());
 216                 $this->pagination->set_total(count($entries));
 217                 $page_links = $this->pagination->page_links('?view=' . $view . '&sort=' . $_SESSION['sort'] . '&');
 218                 $datas = $this->store->getEntriesByView($view, $this->user->getId(), $this->pagination->get_limit());
 219                 $tpl_vars = array(
 220                     'entries' => $datas,
 221                     'page_links' => $page_links,
 222                 );
 223                 Tools::logm('display ' . $view . ' view');
 224                 break;
 225         }
 226
 227         return $tpl_vars;
 228     }
 229
 230     public function updatePassword()
 231     {
 232         if (MODE_DEMO) {
 233             $this->messages->add('i', _('in demo mode, you can\'t update your password'));
 234             Tools::logm('in demo mode, you can\'t do this');
 235             Tools::redirect('?view=config');
 236         }
 237         else {
 238             if (isset($_POST['password']) && isset($_POST['password_repeat'])) {
 239                 if ($_POST['password'] == $_POST['password_repeat'] && $_POST['password'] != "") {
 240                     $this->messages->add('s', _('your password has been updated'));
 241                     $this->store->updatePassword($this->user->getId(), Tools::encodeString($_POST['password'] . $this->user->getUsername()));
 242                     Session::logout();
 243                     Tools::logm('password updated');
 244                     Tools::redirect();
 245                 }
 246                 else {
 247                     $this->messages->add('e', _('the two fields have to be filled & the password must be the same in the two fields'));
 248                     Tools::redirect('?view=config');
 249                 }
 250             }
 251         }
 252     }
 253
 254     public function login($referer)
 255     {
 256         if (!empty($_POST['login']) && !empty($_POST['password'])) {
 257             $user = $this->store->login($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']));
 258             if ($user != array()) {
 259                 # Save login into Session
 260                 Session::login($user['username'], $user['password'], $_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']), array('poche_user' => new User($user)));
 261
 262                 $this->messages->add('s', _('welcome to your poche'));
 263                 if (!empty($_POST['longlastingsession'])) {
 264                     $_SESSION['longlastingsession'] = 31536000;
 265                     $_SESSION['expires_on'] = time() + $_SESSION['longlastingsession'];
 266                     session_set_cookie_params($_SESSION['longlastingsession']);
 267                 } else {
 268                     session_set_cookie_params(0);
 269                 }
 270                 session_regenerate_id(true);
 271                 Tools::logm('login successful');
 272                 Tools::redirect($referer);
 273             }
 274             $this->messages->add('e', _('login failed: bad login or password'));
 275             Tools::logm('login failed');
 276             Tools::redirect();
 277         } else {
 278             $this->messages->add('e', _('login failed: you have to fill all fields'));
 279             Tools::logm('login failed');
 280             Tools::redirect();
 281         }
 282     }
 283
 284     public function logout()
 285     {
 286         $this->user = array();
 287         Session::logout();
 288         $this->messages->add('s', _('see you soon!'));
 289         Tools::logm('logout');
 290         Tools::redirect();
 291     }
 292
 293     private function importFromInstapaper()
 294     {
 295         # TODO gestion des articles favs
 296         $html = new simple_html_dom();
 297         $html->load_file('./instapaper-export.html');
 298         Tools::logm('starting import from instapaper');
 299
 300         $read = 0;
 301         $errors = array();
 302         foreach($html->find('ol') as $ul)
 303         {
 304             foreach($ul->find('li') as $li)
 305             {
 306                 $a = $li->find('a');
 307                 $url = new Url(base64_encode($a[0]->href));
 308                 $this->action('add', $url, 0, TRUE);
 309                 if ($read == '1') {
 310                     $sequence = '';
 311                     if (STORAGE == 'postgres') {
 312                         $sequence = 'entries_id_seq';
 313                     }
 314                     $last_id = $this->store->getLastId($sequence);
 315                     $this->action('toggle_archive', $url, $last_id, TRUE);
 316                 }
 317             }
 318
 319             # the second <ol> is for read links
 320             $read = 1;
 321         }
 322         $this->messages->add('s', _('import from instapaper completed'));
 323         Tools::logm('import from instapaper completed');
 324         Tools::redirect();
 325     }
 326
 327     private function importFromPocket()
 328     {
 329         # TODO gestion des articles favs
 330         $html = new simple_html_dom();
 331         $html->load_file('./ril_export.html');
 332         Tools::logm('starting import from pocket');
 333
 334         $read = 0;
 335         $errors = array();
 336         foreach($html->find('ul') as $ul)
 337         {
 338             foreach($ul->find('li') as $li)
 339             {
 340                 $a = $li->find('a');
 341                 $url = new Url(base64_encode($a[0]->href));
 342                 $this->action('add', $url, 0, TRUE);
 343                 if ($read == '1') {
 344                         $sequence = '';
 345                         if (STORAGE == 'postgres') {
 346                             $sequence = 'entries_id_seq';
 347                         }
 348                     $last_id = $this->store->getLastId($sequence);
 349                     $this->action('toggle_archive', $url, $last_id, TRUE);
 350                 }
 351             }
 352
 353             # the second <ul> is for read links
 354             $read = 1;
 355         }
 356         $this->messages->add('s', _('import from pocket completed'));
 357         Tools::logm('import from pocket completed');
 358         Tools::redirect();
 359     }
 360
 361     private function importFromReadability()
 362     {
 363         # TODO gestion des articles lus / favs
 364         $str_data = file_get_contents("./readability");
 365         $data = json_decode($str_data,true);
 366         Tools::logm('starting import from Readability');
 367
 368         foreach ($data as $key => $value) {
 369             $url = '';
 370             foreach ($value as $attr => $attr_value) {
 371                 if ($attr == 'article__url') {
 372                     $url = new Url(base64_encode($attr_value));
 373                 }
 374                 $sequence = '';
 375                 if (STORAGE == 'postgres') {
 376                     $sequence = 'entries_id_seq';
 377                 }
 378                 // if ($attr_value == 'favorite' && $attr_value == 'true') {
 379                 //     $last_id = $this->store->getLastId($sequence);
 380                 //     $this->store->favoriteById($last_id);
 381                 //     $this->action('toogle_fav', $url, $last_id, TRUE);
 382                 // }
 383                 if ($attr_value == 'archive' && $attr_value == 'true') {
 384                     $last_id = $this->store->getLastId($sequence);
 385                     $this->action('toggle_archive', $url, $last_id, TRUE);
 386                 }
 387             }
 388             if ($url->isCorrect())
 389                 $this->action('add', $url, 0, TRUE);
 390         }
 391         $this->messages->add('s', _('import from Readability completed'));
 392         Tools::logm('import from Readability completed');
 393         Tools::redirect();
 394     }
 395
 396     public function import($from)
 397     {
 398         if ($from == 'pocket') {
 399             $this->importFromPocket();
 400         }
 401         else if ($from == 'readability') {
 402             $this->importFromReadability();
 403         }
 404         else if ($from == 'instapaper') {
 405             $this->importFromInstapaper();
 406         }
 407     }
 408
 409     public function export()
 410     {
 411         $entries = $this->store->retrieveAll($this->user->getId());
 412         echo $this->tpl->render('export.twig', array(
 413             'export' => Tools::renderJson($entries),
 414         ));
 415         Tools::logm('export view');
 416     }
 417
 418     private function getPocheVersion($which = 'prod')
 419     {
 420         $cache_file = CACHE . '/' . $which;
 421         if (file_exists($cache_file) && (filemtime($cache_file) > (time() - 86400 ))) {
 422            $version = file_get_contents($cache_file);
 423         } else {
 424            $version = file_get_contents('http://static.inthepoche.com/versions/' . $which);
 425            file_put_contents($cache_file, $version, LOCK_EX);
 426         }
 427         return $version;
 428     }
 429 }