351 lines
9.3 KiB
PHP
Executable File
351 lines
9.3 KiB
PHP
Executable File
<?php
|
|
use andreskrey\Readability\Readability;
|
|
use andreskrey\Readability\Configuration;
|
|
|
|
class Af_Readability extends Plugin {
|
|
|
|
/* @var PluginHost $host */
|
|
private $host;
|
|
|
|
function about() {
|
|
return array(1.0,
|
|
"Try to inline article content using Readability",
|
|
"fox");
|
|
}
|
|
|
|
function flags() {
|
|
return array("needs_curl" => true);
|
|
}
|
|
|
|
function save() {
|
|
$enable_share_anything = checkbox_to_sql_bool($_POST["enable_share_anything"]);
|
|
|
|
$this->host->set($this, "enable_share_anything", $enable_share_anything);
|
|
|
|
echo __("Data saved.");
|
|
}
|
|
|
|
function init($host)
|
|
{
|
|
$this->host = $host;
|
|
|
|
if (version_compare(PHP_VERSION, '7.0.0', '<')) {
|
|
user_error("af_readability requires PHP 7.0", E_USER_WARNING);
|
|
return;
|
|
}
|
|
|
|
$host->add_hook($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);
|
|
$host->add_hook($host::HOOK_ARTICLE_BUTTON, $this);
|
|
|
|
// Note: we have to install the hook even if disabled because init() is being run before plugin data has loaded
|
|
// so we can't check for our storage-set options here
|
|
$host->add_hook($host::HOOK_GET_FULL_TEXT, $this);
|
|
|
|
$host->add_filter_action($this, "action_inline", __("Inline content"));
|
|
$host->add_filter_action($this, "action_inline_append", __("Append content"));
|
|
}
|
|
|
|
function get_js() {
|
|
return file_get_contents(__DIR__ . "/init.js");
|
|
}
|
|
|
|
function hook_article_button($line) {
|
|
return "<i class='material-icons' onclick=\"Plugins.Af_Readability.embed(".$line["id"].")\"
|
|
style='cursor : pointer' title='".__('Toggle full article text')."'>description</i>";
|
|
}
|
|
|
|
function hook_prefs_tab($args) {
|
|
if ($args != "prefFeeds") return;
|
|
|
|
print "<div dojoType='dijit.layout.AccordionPane'
|
|
title=\"<i class='material-icons'>extension</i> ".__('Readability settings (af_readability)')."\">";
|
|
|
|
if (version_compare(PHP_VERSION, '7.0.0', '<')) {
|
|
print_error("This plugin requires PHP 7.0.");
|
|
} else {
|
|
|
|
print "<h2>" . __("Global settings") . "</h2>";
|
|
|
|
print_notice("Enable for specific feeds in the feed editor.");
|
|
|
|
print "<form dojoType='dijit.form.Form'>";
|
|
|
|
print "<script type='dojo/method' event='onSubmit' args='evt'>
|
|
evt.preventDefault();
|
|
if (this.validate()) {
|
|
console.log(dojo.objectToQuery(this.getValues()));
|
|
new Ajax.Request('backend.php', {
|
|
parameters: dojo.objectToQuery(this.getValues()),
|
|
onComplete: function(transport) {
|
|
Notify.info(transport.responseText);
|
|
}
|
|
});
|
|
//this.reset();
|
|
}
|
|
</script>";
|
|
|
|
print_hidden("op", "pluginhandler");
|
|
print_hidden("method", "save");
|
|
print_hidden("plugin", "af_readability");
|
|
|
|
$enable_share_anything = $this->host->get($this, "enable_share_anything");
|
|
|
|
print "<fieldset>";
|
|
print "<label class='checkbox'> ";
|
|
print_checkbox("enable_share_anything", $enable_share_anything);
|
|
print " " . __("Provide full-text services to core code (bookmarklets) and other plugins");
|
|
print "</label>";
|
|
print "</fieldset>";
|
|
|
|
print_button("submit", __("Save"), "class='alt-primary'");
|
|
print "</form>";
|
|
|
|
/* cleanup */
|
|
$enabled_feeds = $this->filter_unknown_feeds(
|
|
$this->get_stored_array("enabled_feeds"));
|
|
|
|
$append_feeds = $this->filter_unknown_feeds(
|
|
$this->get_stored_array("append_feeds"));
|
|
|
|
$this->host->set($this, "enabled_feeds", $enabled_feeds);
|
|
$this->host->set($this, "append_feeds", $append_feeds);
|
|
|
|
if (count($enabled_feeds) > 0) {
|
|
print "<h3>" . __("Currently enabled for (click to edit):") . "</h3>";
|
|
|
|
print "<ul class='panel panel-scrollable list list-unstyled'>";
|
|
foreach ($enabled_feeds as $f) {
|
|
$is_append = in_array($f, $append_feeds);
|
|
|
|
print "<li><i class='material-icons'>rss_feed</i> <a href='#'
|
|
onclick='CommonDialogs.editFeed($f)'>".
|
|
Feeds::_get_title($f) . " " . ($is_append ? __("(append)") : "") . "</a></li>";
|
|
}
|
|
print "</ul>";
|
|
}
|
|
|
|
}
|
|
|
|
print "</div>";
|
|
}
|
|
|
|
function hook_prefs_edit_feed($feed_id) {
|
|
print "<header>".__("Readability")."</header>";
|
|
print "<section>";
|
|
|
|
$enabled_feeds = $this->get_stored_array("enabled_feeds");
|
|
$append_feeds = $this->get_stored_array("append_feeds");
|
|
|
|
$enable_checked = in_array($feed_id, $enabled_feeds) ? "checked" : "";
|
|
$append_checked = in_array($feed_id, $append_feeds) ? "checked" : "";
|
|
|
|
print "<fieldset>";
|
|
|
|
print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='af_readability_enabled'
|
|
name='af_readability_enabled' $enable_checked> ".__('Inline article content')."</label>";
|
|
|
|
print "</fieldset><fieldset>";
|
|
|
|
print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='af_readability_append'
|
|
name='af_readability_append' $append_checked> ".__('Append to summary, instead of replacing it')."</label>";
|
|
|
|
print "</section>";
|
|
}
|
|
|
|
function hook_prefs_save_feed($feed_id) {
|
|
$enabled_feeds = $this->get_stored_array("enabled_feeds");
|
|
$append_feeds = $this->get_stored_array("append_feeds");
|
|
|
|
$enable = checkbox_to_sql_bool($_POST["af_readability_enabled"] ?? "");
|
|
$append = checkbox_to_sql_bool($_POST["af_readability_append"] ?? "");
|
|
|
|
$enable_key = array_search($feed_id, $enabled_feeds);
|
|
$append_key = array_search($feed_id, $append_feeds);
|
|
|
|
if ($enable) {
|
|
if ($enable_key === false) {
|
|
array_push($enabled_feeds, $feed_id);
|
|
}
|
|
} else {
|
|
if ($enable_key !== false) {
|
|
unset($enabled_feeds[$enable_key]);
|
|
}
|
|
}
|
|
|
|
if ($append) {
|
|
if ($append_key === false) {
|
|
array_push($append_feeds, $feed_id);
|
|
}
|
|
} else {
|
|
if ($append_key !== false) {
|
|
unset($append_feeds[$append_key]);
|
|
}
|
|
}
|
|
|
|
$this->host->set($this, "enabled_feeds", $enabled_feeds);
|
|
$this->host->set($this, "append_feeds", $append_feeds);
|
|
}
|
|
|
|
function hook_article_filter_action($article, $action) {
|
|
switch ($action) {
|
|
case "action_inline":
|
|
return $this->process_article($article, false);
|
|
case "action_append":
|
|
return $this->process_article($article, true);
|
|
}
|
|
}
|
|
|
|
public function extract_content($url) {
|
|
|
|
global $fetch_effective_url;
|
|
|
|
$tmp = UrlHelper::fetch([
|
|
"url" => $url,
|
|
"http_accept" => "text/*",
|
|
"type" => "text/html"]);
|
|
|
|
if ($tmp && mb_strlen($tmp) < 1024 * 500) {
|
|
$tmpdoc = new DOMDocument("1.0", "UTF-8");
|
|
|
|
if (!@$tmpdoc->loadHTML($tmp))
|
|
return false;
|
|
|
|
// this is the worst hack yet :(
|
|
if (strtolower($tmpdoc->encoding) != 'utf-8') {
|
|
$tmp = preg_replace("/<meta.*?charset.*?\/?>/i", "", $tmp);
|
|
if (empty($tmpdoc->encoding)) {
|
|
$tmp = mb_convert_encoding($tmp, 'utf-8');
|
|
} else {
|
|
$tmp = mb_convert_encoding($tmp, 'utf-8', $tmpdoc->encoding);
|
|
}
|
|
}
|
|
|
|
try {
|
|
$r = new Readability(new Configuration());
|
|
|
|
if ($r->parse($tmp)) {
|
|
|
|
$tmpxpath = new DOMXPath($r->getDOMDOcument());
|
|
$entries = $tmpxpath->query('(//a[@href]|//img[@src])');
|
|
|
|
foreach ($entries as $entry) {
|
|
if ($entry->hasAttribute("href")) {
|
|
$entry->setAttribute("href",
|
|
rewrite_relative_url($fetch_effective_url, $entry->getAttribute("href")));
|
|
|
|
}
|
|
|
|
if ($entry->hasAttribute("src")) {
|
|
$entry->setAttribute("src",
|
|
rewrite_relative_url($fetch_effective_url, $entry->getAttribute("src")));
|
|
|
|
}
|
|
}
|
|
|
|
return $r->getContent();
|
|
}
|
|
|
|
} catch (Exception $e) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function process_article($article, $append_mode) {
|
|
|
|
$extracted_content = $this->extract_content($article["link"]);
|
|
|
|
# let's see if there's anything of value in there
|
|
$content_test = trim(strip_tags(Sanitizer::sanitize($extracted_content)));
|
|
|
|
if ($content_test) {
|
|
if ($append_mode)
|
|
$article["content"] .= "<hr/>" . $extracted_content;
|
|
else
|
|
$article["content"] = $extracted_content;
|
|
}
|
|
|
|
return $article;
|
|
}
|
|
|
|
private function get_stored_array($name) {
|
|
$tmp = $this->host->get($this, $name);
|
|
|
|
if (!is_array($tmp)) $tmp = [];
|
|
|
|
return $tmp;
|
|
}
|
|
|
|
function hook_article_filter($article) {
|
|
|
|
$enabled_feeds = $this->get_stored_array("enabled_feeds");
|
|
$append_feeds = $this->get_stored_array("append_feeds");
|
|
|
|
$feed_id = $article["feed"]["id"];
|
|
|
|
if (!in_array($feed_id, $enabled_feeds))
|
|
return $article;
|
|
|
|
return $this->process_article($article, in_array($feed_id, $append_feeds));
|
|
|
|
}
|
|
|
|
function hook_get_full_text($link) {
|
|
$enable_share_anything = $this->host->get($this, "enable_share_anything");
|
|
|
|
if ($enable_share_anything) {
|
|
$extracted_content = $this->extract_content($link);
|
|
|
|
# let's see if there's anything of value in there
|
|
$content_test = trim(strip_tags(Sanitizer::sanitize($extracted_content)));
|
|
|
|
if ($content_test) {
|
|
return $extracted_content;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function api_version() {
|
|
return 2;
|
|
}
|
|
|
|
private function filter_unknown_feeds($enabled_feeds) {
|
|
$tmp = array();
|
|
|
|
foreach ($enabled_feeds as $feed) {
|
|
|
|
$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
|
|
$sth->execute([$feed, $_SESSION['uid']]);
|
|
|
|
if ($row = $sth->fetch()) {
|
|
array_push($tmp, $feed);
|
|
}
|
|
}
|
|
|
|
return $tmp;
|
|
}
|
|
|
|
function embed() {
|
|
$article_id = (int) $_REQUEST["param"];
|
|
|
|
$sth = $this->pdo->prepare("SELECT link FROM ttrss_entries WHERE id = ?");
|
|
$sth->execute([$article_id]);
|
|
|
|
$ret = [];
|
|
|
|
if ($row = $sth->fetch()) {
|
|
$ret["content"] = Sanitizer::sanitize($this->extract_content($row["link"]));
|
|
}
|
|
|
|
print json_encode($ret);
|
|
}
|
|
|
|
}
|