mirror of
https://github.com/wallabag/wallabag.git
synced 2024-10-03 16:52:01 +00:00
265 lines
8.9 KiB
PHP
265 lines
8.9 KiB
PHP
<?php
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/**
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* poche, a read it later open source system
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*
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* @category poche
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* @author Nicolas Lœuillet <support@inthepoche.com>
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* @copyright 2013
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* @license http://www.wtfpl.net/ see COPYING file
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*/
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function encode_string($string)
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{
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return sha1($string . SALT);
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}
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function get_external_file($url)
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{
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$timeout = 15;
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$useragent = "Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0";
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if (in_array ('curl', get_loaded_extensions())) {
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# Fetch feed from URL
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_URL, $url);
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curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
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curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_HEADER, false);
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# for ssl, do not verified certificate
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
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curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE );
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# FeedBurner requires a proper USER-AGENT...
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curl_setopt($curl, CURL_HTTP_VERSION_1_1, true);
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curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate");
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curl_setopt($curl, CURLOPT_USERAGENT, $useragent);
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$data = curl_exec($curl);
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$httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
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$httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301);
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curl_close($curl);
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} else {
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# create http context and add timeout and user-agent
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$context = stream_context_create(
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array(
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'http' => array(
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'timeout' => $timeout,
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'header' => "User-Agent: " . $useragent,
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'follow_location' => true
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),
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'ssl' => array(
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'verify_peer' => false,
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'allow_self_signed' => true
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)
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)
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);
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# only download page lesser than 4MB
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$data = @file_get_contents($url, false, $context, -1, 4000000);
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if (isset($http_response_header) and isset($http_response_header[0])) {
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$httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
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}
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}
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# if response is not empty and response is OK
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if (isset($data) and isset($httpcodeOK) and $httpcodeOK) {
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# take charset of page and get it
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preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
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# if meta tag is found
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if (!empty($meta[0])) {
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preg_match('#charset="?(.*)"#si', $meta[0], $encoding);
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# if charset is found set it otherwise, set it to utf-8
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$html_charset = (!empty($encoding[1])) ? strtolower($encoding[1]) : 'utf-8';
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} else {
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$html_charset = 'utf-8';
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$encoding[1] = '';
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}
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# replace charset of url to charset of page
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$data = str_replace('charset=' . $encoding[1], 'charset=' . $html_charset, $data);
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return $data;
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}
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else {
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return FALSE;
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}
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}
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function fetch_url_content($url)
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{
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$url = base64_decode($url);
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if (pocheTools::isUrl($url)) {
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$url = pocheTools::cleanURL($url);
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$html = Encoding::toUTF8(get_external_file($url));
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# if get_external_file if not able to retrieve HTTPS content, try the same URL with HTTP protocol
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if (!preg_match('!^https?://!i', $url) && (!isset($html) || strlen($html) <= 0)) {
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$url = 'http://' . $url;
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$html = Encoding::toUTF8(get_external_file($url));
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}
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if (function_exists('tidy_parse_string')) {
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$tidy = tidy_parse_string($html, array(), 'UTF8');
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$tidy->cleanRepair();
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$html = $tidy->value;
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}
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$parameters = array();
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if (isset($html) and strlen($html) > 0)
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{
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$readability = new Readability($html, $url);
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$readability->convertLinksToFootnotes = CONVERT_LINKS_FOOTNOTES;
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$readability->revertForcedParagraphElements = REVERT_FORCED_PARAGRAPH_ELEMENTS;
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if($readability->init())
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{
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$content = $readability->articleContent->innerHTML;
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$parameters['title'] = $readability->articleTitle->innerHTML;
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$parameters['content'] = $content;
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return $parameters;
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}
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}
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}
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else {
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#$msg->add('e', _('error during url preparation : the link is not valid'));
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pocheTools::logm($url . ' is not a valid url');
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}
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return FALSE;
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}
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function display_view($view, $id = 0)
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{
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global $tpl, $store;
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$tpl_vars = array();
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switch ($view)
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{
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case 'install':
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pocheTools::logm('install mode');
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break;
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case 'import';
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pocheTools::logm('import mode');
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break;
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case 'export':
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$entries = $store->retrieveAll();
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$tpl->assign('export', pocheTools::renderJson($entries));
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$tpl->draw('export');
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pocheTools::logm('export view');
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break;
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case 'config':
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$tpl->assign('load_all_js', 0);
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$tpl->draw('head');
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$tpl->draw('home');
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$tpl->draw('config');
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$tpl->draw('js');
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$tpl->draw('footer');
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pocheTools::logm('config view');
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break;
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case 'view':
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$entry = $store->retrieveOneById($id);
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if ($entry != NULL) {
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pocheTools::logm('view link #' . $id);
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$tpl->assign('id', $entry['id']);
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$tpl->assign('url', $entry['url']);
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$tpl->assign('title', $entry['title']);
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$content = $entry['content'];
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if (function_exists('tidy_parse_string')) {
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$tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
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$tidy->cleanRepair();
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$content = $tidy->value;
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}
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$tpl->assign('content', $content);
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$tpl->assign('is_fav', $entry['is_fav']);
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$tpl->assign('is_read', $entry['is_read']);
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$tpl->assign('load_all_js', 0);
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$tpl->draw('view');
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}
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else {
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pocheTools::logm('error in view call : entry is NULL');
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}
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break;
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default: # home view
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$entries = $store->getEntriesByView($view);
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$tpl_vars = array(
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'entries' => $entries,
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);
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// if ($full_head == 'yes') {
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// $tpl->assign('load_all_js', 1);
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// $tpl->draw('head');
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// $tpl->draw('home');
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// }
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// $tpl->draw('entries');
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// if ($full_head == 'yes') {
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// $tpl->draw('js');
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// $tpl->draw('footer');
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// }
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break;
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}
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return $tpl_vars;
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}
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/**
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* Call action (mark as fav, archive, delete, etc.)
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*/
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function action_to_do($action, $url, $id = 0)
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{
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global $store;
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switch ($action)
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{
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case 'add':
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if($parametres_url = fetch_url_content($url)) {
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if ($store->add($url, $parametres_url['title'], $parametres_url['content'])) {
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pocheTools::logm('add link ' . $url);
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$last_id = $store->getLastId();
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if (DOWNLOAD_PICTURES) {
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$content = filtre_picture($parametres_url['content'], $url, $last_id);
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}
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#$msg->add('s', _('the link has been added successfully'));
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}
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else {
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#$msg->add('e', _('error during insertion : the link wasn\'t added'));
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pocheTools::logm('error during insertion : the link wasn\'t added');
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}
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}
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else {
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#$msg->add('e', _('error during url preparation : the link wasn\'t added'));
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pocheTools::logm('error during content fetch');
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}
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break;
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case 'delete':
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if ($store->deleteById($id)) {
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if (DOWNLOAD_PICTURES) {
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remove_directory(ABS_PATH . $id);
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}
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#$msg->add('s', _('the link has been deleted successfully'));
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pocheTools::logm('delete link #' . $id);
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}
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else {
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#$msg->add('e', _('the link wasn\'t deleted'));
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pocheTools::logm('error : can\'t delete link #' . $id);
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}
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break;
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case 'toggle_fav' :
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$store->favoriteById($id);
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pocheTools::logm('mark as favorite link #' . $id);
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break;
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case 'toggle_archive' :
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$store->archiveById($id);
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pocheTools::logm('archive link #' . $id);
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break;
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default:
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break;
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}
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}
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