* @copyright 2013 * @license http://www.wtfpl.net/ see COPYING file */ class Poche { public static $canRenderTemplates = true; public static $configFileAvailable = true; public $user; public $store; public $tpl; public $messages; public $pagination; private $currentTheme = ''; private $notInstalledMessage = ''; # @todo make this dynamic (actually install themes and save them in the database including author information et cetera) private $installedThemes = array( 'default' => array('requires' => array()), 'dark' => array('requires' => array('default')), 'dmagenta' => array('requires' => array('default')), 'solarized' => array('requires' => array('default')), 'solarized-dark' => array('requires' => array('default')) ); public function __construct() { if (! $this->configFileIsAvailable()) { return; } $this->init(); if (! $this->themeIsInstalled()) { return; } $this->initTpl(); if (! $this->systemIsInstalled()) { return; } $this->store = new Database(); $this->messages = new Messages(); # installation if (! $this->store->isInstalled()) { $this->install(); } } private function init() { Tools::initPhp(); Session::$sessionName = 'poche'; Session::init(); if (isset($_SESSION['poche_user']) && $_SESSION['poche_user'] != array()) { $this->user = $_SESSION['poche_user']; } else { # fake user, just for install & login screens $this->user = new User(); $this->user->setConfig($this->getDefaultConfig()); } # l10n $language = $this->user->getConfigValue('language'); putenv('LC_ALL=' . $language); setlocale(LC_ALL, $language); bindtextdomain($language, LOCALE); textdomain($language); # Pagination $this->pagination = new Paginator($this->user->getConfigValue('pager'), 'p'); # Set up theme $themeDirectory = $this->user->getConfigValue('theme'); if ($themeDirectory === false) { $themeDirectory = DEFAULT_THEME; } $this->currentTheme = $themeDirectory; } public function configFileIsAvailable() { if (! self::$configFileAvailable) { $this->notInstalledMessage = 'You have to rename inc/poche/config.inc.php.new to inc/poche/config.inc.php.'; return false; } return true; } public function themeIsInstalled() { # Twig is an absolute requirement for Poche to function. Abort immediately if the Composer installer hasn't been run yet if (! self::$canRenderTemplates) { $this->notInstalledMessage = 'Twig does not seem to be installed. Please initialize the Composer installation to automatically fetch dependencies. Have a look at the documentation.'; return false; } if (! is_writable(CACHE)) { $this->notInstalledMessage = '

error

You don\'t have write access on cache directory.

'; self::$canRenderTemplates = false; return false; } # Check if the selected theme and its requirements are present if (! is_dir(THEME . '/' . $this->getTheme())) { $this->notInstalledMessage = 'The currently selected theme (' . $this->getTheme() . ') does not seem to be properly installed (Missing directory: ' . THEME . '/' . $this->getTheme() . ')'; self::$canRenderTemplates = false; return false; } foreach ($this->installedThemes[$this->getTheme()]['requires'] as $requiredTheme) { if (! is_dir(THEME . '/' . $requiredTheme)) { $this->notInstalledMessage = 'The required "' . $requiredTheme . '" theme is missing for the current theme (' . $this->getTheme() . ')'; self::$canRenderTemplates = false; return false; } } return true; } /** * all checks before installation. * @todo move HTML to template * @return boolean */ public function systemIsInstalled() { $msg = ''; $configSalt = defined('SALT') ? constant('SALT') : ''; if (empty($configSalt)) { $msg = '

error

You have not yet filled in the SALT value in the config.inc.php file.

'; } else if (STORAGE == 'sqlite' && ! file_exists(STORAGE_SQLITE)) { Tools::logm('sqlite file doesn\'t exist'); $msg = '

error

sqlite file doesn\'t exist, you can find it in install folder. Copy it in /db folder.

'; } else if (is_dir(ROOT . '/install') && ! DEBUG_POCHE) { $msg = '

install folder

you have to delete the /install folder before using poche.

'; } else if (STORAGE == 'sqlite' && ! is_writable(STORAGE_SQLITE)) { Tools::logm('you don\'t have write access on sqlite file'); $msg = '

error

You don\'t have write access on sqlite file.

'; } if (! empty($msg)) { $this->notInstalledMessage = $msg; return false; } return true; } public function getNotInstalledMessage() { return $this->notInstalledMessage; } private function initTpl() { $loaderChain = new Twig_Loader_Chain(); # add the current theme as first to the loader chain so Twig will look there first for overridden template files try { $loaderChain->addLoader(new Twig_Loader_Filesystem(THEME . '/' . $this->getTheme())); } catch (Twig_Error_Loader $e) { # @todo isInstalled() should catch this, inject Twig later die('The currently selected theme (' . $this->getTheme() . ') does not seem to be properly installed (' . THEME . '/' . $this->getTheme() .' is missing)'); } # add all required themes to the loader chain foreach ($this->installedThemes[$this->getTheme()]['requires'] as $requiredTheme) { try { $loaderChain->addLoader(new Twig_Loader_Filesystem(THEME . '/' . DEFAULT_THEME)); } catch (Twig_Error_Loader $e) { # @todo isInstalled() should catch this, inject Twig later die('The required "' . $requiredTheme . '" theme is missing for the current theme (' . $this->getTheme() . ')'); } } if (DEBUG_POCHE) { $twig_params = array(); } else { $twig_params = array('cache' => CACHE); } $this->tpl = new Twig_Environment($loaderChain, $twig_params); $this->tpl->addExtension(new Twig_Extensions_Extension_I18n()); # filter to display domain name of an url $filter = new Twig_SimpleFilter('getDomain', 'Tools::getDomain'); $this->tpl->addFilter($filter); # filter for reading time $filter = new Twig_SimpleFilter('getReadingTime', 'Tools::getReadingTime'); $this->tpl->addFilter($filter); # filter for simple filenames in config view $filter = new Twig_SimpleFilter('getPrettyFilename', function($string) { return str_replace(ROOT, '', $string); }); $this->tpl->addFilter($filter); } private function install() { Tools::logm('poche still not installed'); echo $this->tpl->render('install.twig', array( 'token' => Session::getToken(), 'theme' => $this->getTheme(), 'poche_url' => Tools::getPocheUrl() )); if (isset($_GET['install'])) { if (($_POST['password'] == $_POST['password_repeat']) && $_POST['password'] != "" && $_POST['login'] != "") { # let's rock, install poche baby ! if ($this->store->install($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']))) { Session::logout(); Tools::logm('poche is now installed'); Tools::redirect(); } } else { Tools::logm('error during installation'); Tools::redirect(); } } exit(); } public function getTheme() { return $this->currentTheme; } public function getInstalledThemes() { $handle = opendir(THEME); $themes = array(); while (($theme = readdir($handle)) !== false) { # Themes are stored in a directory, so all directory names are themes # @todo move theme installation data to database if (! is_dir(THEME . '/' . $theme) || in_array($theme, array('..', '.'))) { continue; } $current = false; if ($theme === $this->getTheme()) { $current = true; } $themes[] = array('name' => $theme, 'current' => $current); } return $themes; } public function getDefaultConfig() { return array( 'pager' => PAGINATION, 'language' => LANG, 'theme' => DEFAULT_THEME ); } /** * Call action (mark as fav, archive, delete, etc.) */ public function action($action, Url $url, $id = 0, $import = FALSE) { switch ($action) { case 'add': $content = $url->extract(); if ($this->store->add($url->getUrl(), $content['title'], $content['body'], $this->user->getId())) { Tools::logm('add link ' . $url->getUrl()); $sequence = ''; if (STORAGE == 'postgres') { $sequence = 'entries_id_seq'; } $last_id = $this->store->getLastId($sequence); if (DOWNLOAD_PICTURES) { $content = filtre_picture($content['body'], $url->getUrl(), $last_id); Tools::logm('updating content article'); $this->store->updateContent($last_id, $content, $this->user->getId()); } if (!$import) { $this->messages->add('s', _('the link has been added successfully')); } } else { if (!$import) { $this->messages->add('e', _('error during insertion : the link wasn\'t added')); Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl()); } } if (!$import) { Tools::redirect('?view=home'); } break; case 'delete': $msg = 'delete link #' . $id; if ($this->store->deleteById($id, $this->user->getId())) { if (DOWNLOAD_PICTURES) { remove_directory(ABS_PATH . $id); } $this->messages->add('s', _('the link has been deleted successfully')); } else { $this->messages->add('e', _('the link wasn\'t deleted')); $msg = 'error : can\'t delete link #' . $id; } Tools::logm($msg); Tools::redirect(); break; case 'toggle_fav' : $this->store->favoriteById($id, $this->user->getId()); Tools::logm('mark as favorite link #' . $id); if (!$import) { Tools::redirect(); } break; case 'toggle_archive' : $this->store->archiveById($id, $this->user->getId()); Tools::logm('archive link #' . $id); if (!$import) { Tools::redirect(); } break; default: break; } } function displayView($view, $id = 0) { $tpl_vars = array(); switch ($view) { case 'config': $dev = $this->getPocheVersion('dev'); $prod = $this->getPocheVersion('prod'); $compare_dev = version_compare(POCHE_VERSION, $dev); $compare_prod = version_compare(POCHE_VERSION, $prod); $themes = $this->getInstalledThemes(); $tpl_vars = array( 'themes' => $themes, 'dev' => $dev, 'prod' => $prod, 'compare_dev' => $compare_dev, 'compare_prod' => $compare_prod, ); Tools::logm('config view'); break; case 'view': $entry = $this->store->retrieveOneById($id, $this->user->getId()); if ($entry != NULL) { Tools::logm('view link #' . $id); $content = $entry['content']; if (function_exists('tidy_parse_string')) { $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8'); $tidy->cleanRepair(); $content = $tidy->value; } # flattr checking $flattr = new FlattrItem(); $flattr->checkItem($entry['url'],$entry['id']); $tpl_vars = array( 'entry' => $entry, 'content' => $content, 'flattr' => $flattr ); } else { Tools::logm('error in view call : entry is null'); } break; default: # home, favorites and archive views $entries = $this->store->getEntriesByView($view, $this->user->getId()); $tpl_vars = array( 'entries' => '', 'page_links' => '', 'nb_results' => '', ); if (count($entries) > 0) { $this->pagination->set_total(count($entries)); $page_links = $this->pagination->page_links('?view=' . $view . '&sort=' . $_SESSION['sort'] . '&'); $datas = $this->store->getEntriesByView($view, $this->user->getId(), $this->pagination->get_limit()); $tpl_vars['entries'] = $datas; $tpl_vars['page_links'] = $page_links; $tpl_vars['nb_results'] = count($entries); } Tools::logm('display ' . $view . ' view'); break; } return $tpl_vars; } /** * update the password of the current user. * if MODE_DEMO is TRUE, the password can't be updated. * @todo add the return value * @todo set the new password in function header like this updatePassword($newPassword) * @return boolean */ public function updatePassword() { if (MODE_DEMO) { $this->messages->add('i', _('in demo mode, you can\'t update your password')); Tools::logm('in demo mode, you can\'t do this'); Tools::redirect('?view=config'); } else { if (isset($_POST['password']) && isset($_POST['password_repeat'])) { if ($_POST['password'] == $_POST['password_repeat'] && $_POST['password'] != "") { $this->messages->add('s', _('your password has been updated')); $this->store->updatePassword($this->user->getId(), Tools::encodeString($_POST['password'] . $this->user->getUsername())); Session::logout(); Tools::logm('password updated'); Tools::redirect(); } else { $this->messages->add('e', _('the two fields have to be filled & the password must be the same in the two fields')); Tools::redirect('?view=config'); } } } } public function updateTheme() { # no data if (empty($_POST['theme'])) { } # we are not going to change it to the current theme... if ($_POST['theme'] == $this->getTheme()) { $this->messages->add('w', _('still using the "' . $this->getTheme() . '" theme!')); Tools::redirect('?view=config'); } $themes = $this->getInstalledThemes(); $actualTheme = false; foreach ($themes as $theme) { if ($theme['name'] == $_POST['theme']) { $actualTheme = true; break; } } if (! $actualTheme) { $this->messages->add('e', _('that theme does not seem to be installed')); Tools::redirect('?view=config'); } $this->store->updateUserConfig($this->user->getId(), 'theme', $_POST['theme']); $this->messages->add('s', _('you have changed your theme preferences')); $currentConfig = $_SESSION['poche_user']->config; $currentConfig['theme'] = $_POST['theme']; $_SESSION['poche_user']->setConfig($currentConfig); Tools::redirect('?view=config'); } /** * checks if login & password are correct and save the user in session. * it redirects the user to the $referer link * @param string $referer the url to redirect after login * @todo add the return value * @return boolean */ public function login($referer) { if (!empty($_POST['login']) && !empty($_POST['password'])) { $user = $this->store->login($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login'])); if ($user != array()) { # Save login into Session Session::login($user['username'], $user['password'], $_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login']), array('poche_user' => new User($user))); $this->messages->add('s', _('welcome to your poche')); Tools::logm('login successful'); Tools::redirect($referer); } $this->messages->add('e', _('login failed: bad login or password')); Tools::logm('login failed'); Tools::redirect(); } else { $this->messages->add('e', _('login failed: you have to fill all fields')); Tools::logm('login failed'); Tools::redirect(); } } /** * log out the poche user. It cleans the session. * @todo add the return value * @return boolean */ public function logout() { $this->user = array(); Session::logout(); $this->messages->add('s', _('see you soon!')); Tools::logm('logout'); Tools::redirect(); } /** * import from Instapaper. poche needs a ./instapaper-export.html file * @todo add the return value * @param string $targetFile the file used for importing * @return boolean */ private function importFromInstapaper($targetFile) { # TODO gestion des articles favs $html = new simple_html_dom(); $html->load_file($targetFile); Tools::logm('starting import from instapaper'); $read = 0; $errors = array(); foreach($html->find('ol') as $ul) { foreach($ul->find('li') as $li) { $a = $li->find('a'); $url = new Url(base64_encode($a[0]->href)); $this->action('add', $url, 0, TRUE); if ($read == '1') { $sequence = ''; if (STORAGE == 'postgres') { $sequence = 'entries_id_seq'; } $last_id = $this->store->getLastId($sequence); $this->action('toggle_archive', $url, $last_id, TRUE); } } # the second
    is for read links $read = 1; } $this->messages->add('s', _('import from instapaper completed')); Tools::logm('import from instapaper completed'); Tools::redirect(); } /** * import from Pocket. poche needs a ./ril_export.html file * @todo add the return value * @param string $targetFile the file used for importing * @return boolean */ private function importFromPocket($targetFile) { # TODO gestion des articles favs $html = new simple_html_dom(); $html->load_file($targetFile); Tools::logm('starting import from pocket'); $read = 0; $errors = array(); foreach($html->find('ul') as $ul) { foreach($ul->find('li') as $li) { $a = $li->find('a'); $url = new Url(base64_encode($a[0]->href)); $this->action('add', $url, 0, TRUE); if ($read == '1') { $sequence = ''; if (STORAGE == 'postgres') { $sequence = 'entries_id_seq'; } $last_id = $this->store->getLastId($sequence); $this->action('toggle_archive', $url, $last_id, TRUE); } } # the second