host = $host;
$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
$host->add_hook($host::HOOK_PREFS_TAB, $this);
$host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this);
$host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this);
$host->add_filter_action($this, "action_inline", __("Inline content"));
}
function hook_prefs_tab($args) {
if ($args != "prefFeeds") return;
print "";
print_notice("Enable the plugin for specific feeds in the feed editor.");
$enabled_feeds = $this->host->get($this, "enabled_feeds");
if (!array($enabled_feeds)) $enabled_feeds = array();
$enabled_feeds = $this->filter_unknown_feeds($enabled_feeds);
$this->host->set($this, "enabled_feeds", $enabled_feeds);
if (count($enabled_feeds) > 0) {
print "
" . __("Currently enabled for (click to edit):") . " ";
print "
";
}
print "
".__("Readability")."
";
print "";
$enabled_feeds = $this->host->get($this, "enabled_feeds");
if (!array($enabled_feeds)) $enabled_feeds = array();
$key = array_search($feed_id, $enabled_feeds);
$checked = $key !== FALSE ? "checked" : "";
print "
".__('Inline article content')." ";
print "";
}
function hook_prefs_save_feed($feed_id) {
$enabled_feeds = $this->host->get($this, "enabled_feeds");
if (!is_array($enabled_feeds)) $enabled_feeds = array();
$enable = checkbox_to_sql_bool($_POST["af_readability_enabled"]) == 'true';
$key = array_search($feed_id, $enabled_feeds);
if ($enable) {
if ($key === FALSE) {
array_push($enabled_feeds, $feed_id);
}
} else {
if ($key !== FALSE) {
unset($enabled_feeds[$key]);
}
}
$this->host->set($this, "enabled_feeds", $enabled_feeds);
}
function hook_article_filter_action($article, $action) {
return $this->process_article($article);
}
function process_article($article) {
if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__)). "/lib/readability/Readability.php");
if (function_exists("curl_init")) {
$ch = curl_init($article["link"]);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION,
!ini_get("safe_mode") && !ini_get("open_basedir"));
curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
@$result = curl_exec($ch);
$content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
if (strpos($content_type, "text/html") === FALSE)
return $article;
}
$tmp = fetch_file_contents($article["link"]);
if ($tmp && mb_strlen($tmp) < 65535 * 4) {
$tmpdoc = new DOMDocument("1.0", "UTF-8");
if (!$tmpdoc->loadHTML($tmp))
return $article;
if (strtolower($tmpdoc->encoding) != 'utf-8') {
$tmpxpath = new DOMXPath($tmpdoc);
foreach ($tmpxpath->query("//meta") as $elem) {
$elem->parentNode->removeChild($elem);
}
$tmp = $tmpdoc->saveHTML();
}
$r = new Readability($tmp, $article["link"]);
if ($r->init()) {
$tmpxpath = new DOMXPath($r->dom);
$entries = $tmpxpath->query('(//a[@href]|//img[@src])');
foreach ($entries as $entry) {
if ($entry->hasAttribute("href")) {
$entry->setAttribute("href",
rewrite_relative_url($article["link"], $entry->getAttribute("href")));
}
if ($entry->hasAttribute("src")) {
$entry->setAttribute("src",
rewrite_relative_url($article["link"], $entry->getAttribute("src")));
}
}
$article["content"] = $r->articleContent->innerHTML;
}
}
return $article;
}
function hook_article_filter($article) {
$enabled_feeds = $this->host->get($this, "enabled_feeds");
$key = array_search($article["feed"]["id"], $enabled_feeds);
if ($key === FALSE) return $article;
return $this->process_article($article);
}
function api_version() {
return 2;
}
private function filter_unknown_feeds($enabled_feeds) {
$tmp = array();
foreach ($enabled_feeds as $feed) {
$result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
if (db_num_rows($result) != 0) {
array_push($tmp, $feed);
}
}
return $tmp;
}
}
?>
".
getFeedTitle($f) . " ";
}
print "