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'])) {
  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, $id = 0)
 106     {
 107         switch ($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                         $last_id = $this->store->getLastId();
 114                         if (DOWNLOAD_PICTURES) {
 115                             $content = filtre_picture($parametres_url['content'], $url->getUrl(), $last_id);
 116                         }
 117                         $this->messages->add('s', _('the link has been added successfully'));
 118                     }
 119                     else {
 120                         $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
 121                         Tools::logm('error during insertion : the link wasn\'t added');
 122                     }
 123                 }
 124                 else {
 125                     $this->messages->add('e', _('error during fetching content : the link wasn\'t added'));
 126                     Tools::logm('error during content fetch');
 127                 }
 128                 Tools::redirect();
 129                 break;
 130             case 'delete':
 131                 $msg = 'delete link #' . $id;
 132                 if ($this->store->deleteById($id, $this->user->getId())) {
 133                     if (DOWNLOAD_PICTURES) {
 134                         remove_directory(ABS_PATH . $id);
 135                     }
 136                     $this->messages->add('s', _('the link has been deleted successfully'));
 137                 }
 138                 else {
 139                     $this->messages->add('e', _('the link wasn\'t deleted'));
 140                     $msg = 'error : can\'t delete link #' . $id;
 141                 }
 142                 Tools::logm($msg);
 143                 Tools::redirect('?');
 144                 break;
 145             case 'toggle_fav' :
 146                 $this->store->favoriteById($id, $this->user->getId());
 147                 Tools::logm('mark as favorite link #' . $id);
 148                 Tools::redirect();
 149                 break;
 150             case 'toggle_archive' :
 151                 $this->store->archiveById($id, $this->user->getId());
 152                 Tools::logm('archive link #' . $id);
 153                 Tools::redirect();
 154                 break;
 155             default:
 156                 break;
 157         }
 158     }
 159
 160     function displayView($view, $id = 0)
 161     {
 162         $tpl_vars = array();
 163
 164         switch ($view)
 165         {
 166             case 'config':
 167                 $dev = $this->getPocheVersion('dev');
 168                 $prod = $this->getPocheVersion('prod');
 169                 $compare_dev = version_compare(POCHE_VERSION, $dev);
 170                 $compare_prod = version_compare(POCHE_VERSION, $prod);
 171                 $tpl_vars = array(
 172                     'dev' => $dev,
 173                     'prod' => $prod,
 174                     'compare_dev' => $compare_dev,
 175                     'compare_prod' => $compare_prod,
 176                 );
 177                 Tools::logm('config view');
 178                 break;
 179             case 'view':
 180                 $entry = $this->store->retrieveOneById($id, $this->user->getId());
 181                 if ($entry != NULL) {
 182                     Tools::logm('view link #' . $id);
 183                     $content = $entry['content'];
 184                     if (function_exists('tidy_parse_string')) {
 185                         $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
 186                         $tidy->cleanRepair();
 187                         $content = $tidy->value;
 188                     }
 189                     $tpl_vars = array(
 190                         'entry' => $entry,
 191                         'content' => $content,
 192                     );
 193                 }
 194                 else {
 195                     Tools::logm('error in view call : entry is NULL');
 196                 }
 197                 break;
 198             default: # home view
 199                 $entries = $this->store->getEntriesByView($view, $this->user->getId());
 200                 $this->pagination->set_total(count($entries));
 201                 $page_links = $this->pagination->page_links('?view=' . $view . '&sort=' . $_SESSION['sort'] . '&');
 202                 $datas = $this->store->getEntriesByView($view, $this->user->getId(), $this->pagination->get_limit());
 203                 $tpl_vars = array(
 204                     'entries' => $datas,
 205                     'page_links' => $page_links,
 206                 );
 207                 Tools::logm('display ' . $view . ' view');
 208                 break;
 209         }
 210
 211         return $tpl_vars;
 212     }
 213
 214     public function updatePassword()
 215     {
 216         if (MODE_DEMO) {
 217             $this->messages->add('i', _('in demo mode, you can\'t update your password'));
 218             Tools::logm('in demo mode, you can\'t do this');
 219             Tools::redirect('?view=config');
 220         }
 221         else {
 222             if (isset($_POST['password']) && isset($_POST['password_repeat'])) {
 223                 if ($_POST['password'] == $_POST['password_repeat'] && $_POST['password'] != "") {
 224                     $this->messages->add('s', _('your password has been updated'));
 225                     $this->store->updatePassword($this->user->getId(), Tools::encodeString($_POST['password'] . $this->user->getUsername()));
 226                     Session::logout();
 227                     Tools::logm('password updated');
 228                     Tools::redirect();
 229                 }
 230                 else {
 231                     $this->messages->add('e', _('the two fields have to be filled & the password must be the same in the two fields'));
 232                     Tools::redirect('?view=config');
 233                 }
 234             }
 235         }
 236     }
 237
 238     public function login($referer)
 239     {
 240         if (!empty($_POST['login']) && !empty($_POST['password'])) {
 241             $user = $this->store->login($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']));
 242             if ($user != array()) {
 243                 # Save login into Session
 244                 Session::login($user['username'], $user['password'], $_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']), array('poche_user' => new User($user)));
 245
 246                 $this->messages->add('s', _('welcome to your poche'));
 247                 if (!empty($_POST['longlastingsession'])) {
 248                     $_SESSION['longlastingsession'] = 31536000;
 249                     $_SESSION['expires_on'] = time() + $_SESSION['longlastingsession'];
 250                     session_set_cookie_params($_SESSION['longlastingsession']);
 251                 } else {
 252                     session_set_cookie_params(0);
 253                 }
 254                 session_regenerate_id(true);
 255                 Tools::logm('login successful');
 256                 Tools::redirect($referer);
 257             }
 258             $this->messages->add('e', _('login failed: bad login or password'));
 259             Tools::logm('login failed');
 260             Tools::redirect();
 261         } else {
 262             $this->messages->add('e', _('login failed: you have to fill all fields'));
 263             Tools::logm('login failed');
 264             Tools::redirect();
 265         }
 266     }
 267
 268     public function logout()
 269     {
 270         $this->messages->add('s', _('see you soon!'));
 271         Tools::logm('logout');
 272         $this->user = array();
 273         Session::logout();
 274         Tools::redirect();
 275     }
 276
 277     private function importFromInstapaper()
 278     {
 279         # TODO gestion des articles favs
 280         $html = new simple_html_dom();
 281         $html->load_file('./instapaper-export.html');
 282
 283         $read = 0;
 284         $errors = array();
 285         foreach($html->find('ol') as $ul)
 286         {
 287             foreach($ul->find('li') as $li)
 288             {
 289                 $a = $li->find('a');
 290                 $url = new Url(base64_encode($a[0]->href));
 291                 $this->action('add', $url);
 292                 if ($read == '1') {
 293                     $last_id = $this->store->getLastId();
 294                     $this->action('toggle_archive', $url, $last_id);
 295                 }
 296             }
 297
 298             # the second <ol> is for read links
 299             $read = 1;
 300         }
 301         $this->messages->add('s', _('import from instapaper completed'));
 302         Tools::logm('import from instapaper completed');
 303         Tools::redirect();
 304     }
 305
 306     private function importFromPocket()
 307     {
 308         # TODO gestion des articles favs
 309         $html = new simple_html_dom();
 310         $html->load_file('./ril_export.html');
 311
 312         $read = 0;
 313         $errors = array();
 314         foreach($html->find('ul') as $ul)
 315         {
 316             foreach($ul->find('li') as $li)
 317             {
 318                 $a = $li->find('a');
 319                 $url = new Url(base64_encode($a[0]->href));
 320                 $this->action('add', $url);
 321                 if ($read == '1') {
 322                     $last_id = $this->store->getLastId();
 323                     $this->action('toggle_archive', $url, $last_id);
 324                 }
 325             }
 326
 327             # the second <ul> is for read links
 328             $read = 1;
 329         }
 330         $this->messages->add('s', _('import from pocket completed'));
 331         Tools::logm('import from pocket completed');
 332         Tools::redirect();
 333     }
 334
 335     private function importFromReadability()
 336     {
 337         # TODO gestion des articles lus / favs
 338         $str_data = file_get_contents("./readability");
 339         $data = json_decode($str_data,true);
 340
 341         foreach ($data as $key => $value) {
 342             $url = '';
 343             foreach ($value as $attr => $attr_value) {
 344                 if ($attr == 'article__url') {
 345                     $url = new Url(base64_encode($attr_value));
 346                 }
 347                 // if ($attr_value == 'favorite' && $attr_value == 'true') {
 348                 //     $last_id = $this->store->getLastId();
 349                 //     $this->store->favoriteById($last_id);
 350                 //     $this->action('toogle_fav', $url, $last_id);
 351                 // }
 352                 // if ($attr_value == 'archive' && $attr_value == 'true') {
 353                 //     $last_id = $this->store->getLastId();
 354                 //     $this->action('toggle_archive', $url, $last_id);
 355                 // }
 356             }
 357             if ($url->isCorrect())
 358                 $this->action('add', $url);
 359         }
 360         $this->messages->add('s', _('import from Readability completed'));
 361         Tools::logm('import from Readability completed');
 362         Tools::redirect();
 363     }
 364
 365     public function import($from)
 366     {
 367         if ($from == 'pocket') {
 368             $this->importFromPocket();
 369         }
 370         else if ($from == 'readability') {
 371             $this->importFromReadability();
 372         }
 373         else if ($from == 'instapaper') {
 374             $this->importFromInstapaper();
 375         }
 376     }
 377
 378     public function export()
 379     {
 380         $entries = $this->store->retrieveAll($this->user->getId());
 381         echo $this->tpl->render('export.twig', array(
 382             'export' => Tools::renderJson($entries),
 383         ));
 384         Tools::logm('export view');
 385     }
 386
 387     private function getPocheVersion($which = 'prod')
 388     {
 389         $cache_file = CACHE . '/' . $which;
 390         if (file_exists($cache_file) && (filemtime($cache_file) > (time() - 86400 ))) {
 391            $version = file_get_contents($cache_file);
 392         } else {
 393            $version = file_get_contents('http://static.inthepoche.com/versions/' . $which);
 394            file_put_contents($cache_file, $version, LOCK_EX);
 395         }
 396         return $version;
 397     }
 398 }