From a9d8fd8bdce9381645f589ac4dcdaec1203ed5b7 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Sat, 10 Jun 2023 08:40:23 +0300 Subject: [PATCH] move af_redditimgur to a separate repo --- plugins/af_redditimgur/init.php | 1006 ------------------------------- 1 file changed, 1006 deletions(-) delete mode 100755 plugins/af_redditimgur/init.php diff --git a/plugins/af_redditimgur/init.php b/plugins/af_redditimgur/init.php deleted file mode 100755 index 898f0b49c..000000000 --- a/plugins/af_redditimgur/init.php +++ /dev/null @@ -1,1006 +0,0 @@ - */ - private $domain_blacklist = [ "github.com" ]; - - /** @var bool */ - private $dump_json_data = false; - - /** @var array */ - private $fallback_preview_urls = []; - - /** @var int */ - private $default_max_score = 100; - - /** @var array> */ - private $generated_enclosures = []; - - function about() { - return array(null, - "Inline images (and other content) in Reddit RSS feeds", - "fox"); - } - - function flags() { - return array("needs_curl" => true); - } - - function init($host) { - $this->host = $host; - - $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); - $host->add_hook($host::HOOK_PREFS_TAB, $this); - - $host->add_hook($host::HOOK_RENDER_ARTICLE, $this); - $host->add_hook($host::HOOK_RENDER_ARTICLE_CDM, $this); - $host->add_hook($host::HOOK_RENDER_ARTICLE_API, $this); - - $host->add_hook($host::HOOK_PRE_SUBSCRIBE, $this); - } - - function hook_pre_subscribe(&$url, $auth_login, $auth_pass) { - $reddit_to_teddit = $this->host->get($this, "reddit_to_teddit"); - - if ($reddit_to_teddit) { - $url = $this->rewrite_to_reddit($url); - - return true; - } - - return false; - } - - function hook_prefs_tab($args) { - if ($args != "prefFeeds") return; - $enable_readability = $this->host->get($this, "enable_readability"); - $enable_content_dupcheck = $this->host->get($this, "enable_content_dupcheck"); - $reddit_to_teddit = $this->host->get($this, "reddit_to_teddit"); - $apply_nsfw_tags = $this->host->get_array($this, "apply_nsfw_tags"); - $max_score = $this->host->get($this, "max_score", $this->default_max_score); - $import_score = $this->host->get($this, "import_score"); - ?> - -
- -
- - - - - -
- - "> -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
-
- - host->set_array($this, [ - "enable_readability" => $enable_readability, - "reddit_to_teddit" => $reddit_to_teddit, - "enable_content_dupcheck" => $enable_content_dupcheck, - "apply_nsfw_tags" => $apply_nsfw_tags, - "import_score" => $import_score, - "max_score" => $max_score - ]); - - echo __("Configuration saved"); - } - - /** - * @param array $data (this is a huge blob of random crap returned by reddit API) - * @param DOMDocument $doc - * @param DOMXPath $xpath - * @param DOMElement $anchor - * @return bool - */ - private function process_post_media(array $data, DOMDocument $doc, DOMXPath $xpath, DOMElement $anchor) : bool { - $found = 0; - - // process galleries in the right order - if (isset($data["gallery_data"]) && isset($data["media_metadata"])) { - foreach ($data["gallery_data"]["items"] as $gal_item) { - $media_id = $gal_item["media_id"] ?? null; - - if ($media_id) { - $media_url = htmlspecialchars_decode($data["media_metadata"][$media_id]["s"]["u"] ?? ""); - - if ($media_url) { - Debug::log("found gallery item: $media_id, url: $media_url", Debug::LOG_EXTENDED); - - $this->handle_as_image($doc, $anchor, $media_url); - $found = 1; - } - } - } - // i'm not sure if this is a thing, but if there's no gallery just process any possible attaches in the random order... - } else if (isset($data["media_metadata"])) { - foreach ($data["media_metadata"] as $media) { - if (!empty($media["s"]["u"])) { - $media_url = htmlspecialchars_decode($media["s"]["u"]); - - Debug::log("found media_metadata (gallery): $media_url", Debug::LOG_VERBOSE); - - if ($media_url) { - $this->handle_as_image($doc, $anchor, $media_url); - $found = 1; - } - } - } - } - - // v.redd.it - see below - /* if (is_array($data["media"])) { - foreach ($data["media"] as $media) { - if (isset($media["fallback_url"])) { - $stream_url = $media["fallback_url"]; - - if (isset($data["preview"]["images"][0]["source"])) - $poster_url = $data["preview"]["images"][0]["source"]["url"]; - else - $poster_url = ""; - - Debug::log("found stream fallback_url: $stream_url / poster $poster_url", Debug::LOG_VERBOSE); - - $this->handle_as_video($doc, $anchor, $stream_url, $poster_url); - } - - $found = 1; - } - } */ - - $post_hint = $data["post_hint"] ?? false; - - if (!$found && $post_hint == "hosted:video") { - $media_url = $data["url"]; - - if (isset($data["preview"]["images"][0]["source"])) - $poster_url = htmlspecialchars_decode($data["preview"]["images"][0]["source"]["url"]); - else - $poster_url = ""; - - Debug::log("found hosted video url: $media_url / poster $poster_url, looking up fallback url...", Debug::LOG_VERBOSE); - - $fallback_url = $data["media"]["reddit_video"]["fallback_url"] ?? null; - - if ($fallback_url) { - Debug::log("found video fallback_url: $fallback_url", Debug::LOG_VERBOSE); - $this->handle_as_video($doc, $anchor, $fallback_url, $poster_url); - - $found = 1; - } - } - - if (!$found && $post_hint == "video") { - $media_url = $data["url"]; - - if (isset($data["preview"]["images"][0]["source"])) - $poster_url = htmlspecialchars_decode($data["preview"]["images"][0]["source"]["url"]); - else - $poster_url = ""; - - Debug::log("found video url: $media_url / poster $poster_url", Debug::LOG_VERBOSE); - $this->handle_as_video($doc, $anchor, $media_url, $poster_url); - - $found = 1; - } - - if (!$found && $post_hint == "image") { - $media_url = $data["url"]; - - Debug::log("found image url: $media_url", Debug::LOG_VERBOSE); - $this->handle_as_image($doc, $anchor, $media_url); - - $found = 1; - } - - if (!$found && isset($data["preview"]["images"])) { - foreach ($data["preview"]["images"] as $img) { - if (isset($img["source"]["url"])) { - $media_url = htmlspecialchars_decode($img["source"]["url"]); - $target_url = $data["url"]; - - if ($media_url) { - if ($post_hint == "self") { - Debug::log("found preview image url: $media_url (link: $target_url)", Debug::LOG_VERBOSE); - $this->handle_as_image($doc, $anchor, $media_url, $target_url); - - $found = 1; - } else { // gonna use this later if nothing is found using generic link processing - Debug::log("found fallback preview image url: $media_url (link: $target_url);", Debug::LOG_VERBOSE); - array_push($this->fallback_preview_urls, $media_url); - } - } - } - } - } - - return $found > 0; - } - - /* function score_convert(int $value, int $from1, int $from2, int $to1, int $to2) { - return ($value - $from1) / ($from2 - $from1) * ($to2 - $to1) + $to1; - } */ - - /** - * @param array $article - * @param DOMDocument $doc - * @param DOMXPath $xpath - * @return bool - * @throws PDOException - */ - private function inline_stuff(array &$article, DOMDocument &$doc, DOMXpath $xpath) : bool { - - $max_score = (int) $this->host->get($this, "max_score", $this->default_max_score); - $import_score = (bool) $this->host->get($this, "import_score", $this->default_max_score); - - $found = false; - $post_is_nsfw = false; - $num_comments = 0; - $score = 0; - $link_flairs = []; - $apply_nsfw_tags = FeedItem_Common::normalize_categories($this->host->get_array($this, "apply_nsfw_tags", [])); - - $this->generated_enclosures = []; - - /** @var DOMElement|null $anchor -- embed anchor element, before reddit post layout */ - $anchor = $xpath->query('//body/*')->item(0); - - // deal with json-provided media content first - if ($article["link"] && $anchor) { - Debug::log("JSON: requesting from URL: " . $article["link"] . "/.json", Debug::LOG_VERBOSE); - - $tmp = UrlHelper::fetch($article["link"] . "/.json"); - - $this->fallback_preview_urls = []; - - // @phpstan-ignore-next-line - if ($tmp && $anchor) { - $json = json_decode($tmp, true); - - if ($json) { - Debug::log("JSON: processing media elements...", Debug::LOG_EXTENDED); - - if ($this->dump_json_data) print_r($json); - - foreach ($json as $listing) { - foreach ($listing["data"]["children"] as $child) { - - $data = $child["data"]; - $over_18 = $data["over_18"] ?? 0 == 1; - - $score += $data['score'] ?? 0; - $num_comments += $data["num_comments"] ?? 0; - - if (!empty($data["link_flair_text"])) { - array_push($link_flairs, $data["link_flair_text"]); - } - - if ($over_18) { - Debug::log("JSON: post is NSFW", Debug::LOG_EXTENDED); - $post_is_nsfw = true; - } - - if (isset($data["crosspost_parent_list"])) { - Debug::log("JSON: processing child crosspost_parent_list", Debug::LOG_EXTENDED); - - foreach ($data["crosspost_parent_list"] as $parent) { - if ($this->process_post_media($parent, $doc, $xpath, $anchor)) { - $found = 1; - - break 2; - } - } - } - - Debug::log("JSON: processing child data element...", Debug::LOG_EXTENDED); - - if (!$found && $this->process_post_media($data, $doc, $xpath, $anchor)) { - $found = 1; - - break 2; - } - } - } - } else { - Debug::log("JSON: failed to parse received data.", Debug::LOG_EXTENDED); - } - } else { - if (!$tmp) { - Debug::log("JSON: failed to fetch post:" . UrlHelper::$fetch_last_error, Debug::LOG_EXTENDED); - } - } - } else if (!$anchor) { - Debug::log("JSON: anchor element not found, unable to embed", Debug::LOG_EXTENDED); - } - - if ($post_is_nsfw && count($apply_nsfw_tags) > 0) { - array_push($article["tags"], ...$apply_nsfw_tags); - } - - if (count($link_flairs) > 0) { - array_push($article["tags"], ...FeedItem_Common::normalize_categories($link_flairs)); - } - - $article["num_comments"] = $num_comments; - - if ($import_score && $score > 0) - $article["score_modifier"] = ($article["score_modifier"] ?? 0) + ($score > $max_score ? $max_score : $score); - - if ($found) { - Debug::log("JSON: found media data, skipping further processing of content", Debug::LOG_VERBOSE); - $this->remove_post_thumbnail($doc, $xpath); - return true; - } - - $entries = $xpath->query('//a[@href]'); - - foreach ($entries as $entry) { - $entry_href = UrlHelper::rewrite_relative($article["link"], $entry->getAttribute("href"), "a"); - - $matches = []; - - /* skip links going back to reddit (and any other blacklisted stuff) */ - if (!$found && $this->is_blacklisted($entry_href, ["reddit.com"])) { - Debug::log("BODY: domain of $entry_href is blacklisted, skipping", Debug::LOG_EXTENDED); - continue; - } - - Debug::log("BODY: processing URL: " . $entry_href, Debug::LOG_VERBOSE); - - if (!$found && preg_match("/^https?:\/\/twitter.com\/(.*?)\/status\/(.*)/", $entry_href, $matches)) { - Debug::log("handling as twitter: " . $matches[1] . " " . $matches[2], Debug::LOG_VERBOSE); - - $oembed_result = UrlHelper::fetch("https://publish.twitter.com/oembed?url=" . urlencode($entry_href)); - - if ($oembed_result) { - $oembed_result = json_decode($oembed_result, true); - - if ($oembed_result && isset($oembed_result["html"])) { - - $tmp = new DOMDocument(); - if (@$tmp->loadHTML('' . $oembed_result["html"])) { - $p = $doc->createElement("p"); - - $p->appendChild($doc->importNode( - $tmp->getElementsByTagName("blockquote")->item(0), TRUE)); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($p, $entry); - $entry->parentNode->insertBefore($br, $entry); - - $found = 1; - } - } - } - } - - if (!$found && preg_match("/\.gfycat.com\/([a-z]+)?(\.[a-z]+)$/i", $entry_href, $matches)) { - $entry->setAttribute("href", "http://www.gfycat.com/".$matches[1]); - } - - if (!$found && preg_match("/https?:\/\/(www\.)?gfycat.com\/([a-z]+)$/i", $entry_href, $matches)) { - - Debug::log("Handling as Gfycat", Debug::LOG_VERBOSE); - - $source_stream = 'https://giant.gfycat.com/' . $matches[2] . '.mp4'; - $poster_url = 'https://thumbs.gfycat.com/' . $matches[2] . '-mobile.jpg'; - - $content_type = $this->get_content_type($source_stream); - - if (strpos($content_type, "video/") !== false) { - $this->handle_as_video($doc, $entry, $source_stream, $poster_url); - $found = 1; - } - } - - // imgur .gif -> .gifv - if (!$found && preg_match("/i\.imgur\.com\/(.*?)\.gif$/i", $entry_href)) { - Debug::log("Handling as imgur gif (->gifv)", Debug::LOG_VERBOSE); - - $entry->setAttribute("href", - str_replace(".gif", ".gifv", $entry_href)); - } - - if (!$found && preg_match("/\.(gifv|mp4)$/i", $entry_href)) { - Debug::log("Handling as imgur gifv", Debug::LOG_VERBOSE); - - $source_stream = str_replace(".gifv", ".mp4", $entry_href); - - if (strpos($source_stream, "imgur.com") !== false) - $poster_url = str_replace(".mp4", "h.jpg", $source_stream); - else - $poster_url = false; - - $this->handle_as_video($doc, $entry, $source_stream, $poster_url); - - $found = true; - } - - $matches = array(); - if (!$found && $vid_id = UrlHelper::url_to_youtube_vid($entry_href)) { - - Debug::log("Handling as youtube: $vid_id", Debug::LOG_VERBOSE); - - /* normalize video URL for af_youtube_... plugins */ - $video_url = "https://www.youtube.com/v/$vid_id"; - - /* push generated video URL to enclosures so that youtube embed plugins would deal with it later (if enabled) */ - $this->generated_enclosures[] = [$video_url, "text/html", null, null, '', '']; - - $found = true; - } - - if (!$found && (preg_match("/\.(jpg|jpeg|gif|png)(\?[0-9][0-9]*)?[$\?]/i", $entry_href) || - /* mb_strpos($entry_href, "i.reddituploads.com") !== false || */ - mb_strpos($this->get_content_type($entry_href), "image/") !== false)) { - - Debug::log("Handling as a picture", Debug::LOG_VERBOSE); - - $img = $doc->createElement('img'); - $img->setAttribute("src", $entry_href); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($img, $entry); - $entry->parentNode->insertBefore($br, $entry); - - $found = true; - } - - // imgur via link rel="image_src" href="..." - if (!$found && preg_match("/imgur/", $entry_href)) { - - Debug::log("handling as imgur page/whatever", Debug::LOG_VERBOSE); - - $content_type = $this->get_content_type($entry_href); - - if ($content_type && strpos($content_type, "text/html") !== false) { - - $content = UrlHelper::fetch(["url" => $entry_href, - "http_accept" => "text/*"]); - - if ($content) { - $cdoc = new DOMDocument(); - - if (@$cdoc->loadHTML($content)) { - $cxpath = new DOMXPath($cdoc); - - /** @var ?DOMElement $rel_image */ - $rel_image = $cxpath->query("//link[@rel='image_src']")->item(0); - - if ($rel_image) { - - $img = $doc->createElement('img'); - $img->setAttribute("src", $rel_image->getAttribute("href")); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($img, $entry); - $entry->parentNode->insertBefore($br, $entry); - - $found = true; - } - } - } - - } else { - Debug::log("skipping imgur $entry_href because of content type: $content_type", Debug::LOG_VERBOSE); - } - } - - // wtf is this even - if (!$found && preg_match("/^https?:\/\/gyazo\.com\/([^\.\/]+$)/", $entry_href, $matches)) { - $img_id = $matches[1]; - - Debug::log("handling as gyazo: $img_id", Debug::LOG_VERBOSE); - - $img = $doc->createElement('img'); - $img->setAttribute("src", "https://i.gyazo.com/$img_id.jpg"); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($img, $entry); - $entry->parentNode->insertBefore($br, $entry); - - $found = true; - } - - // let's try meta properties - if (!$found) { - Debug::log("looking for meta og:image", Debug::LOG_VERBOSE); - - $content_type = $this->get_content_type($entry_href); - - if ($content_type && strpos($content_type, "text/html") !== false) { - - $content = UrlHelper::fetch(["url" => $entry_href, - "http_accept" => "text/*"]); - - if ($content) { - $cdoc = new DOMDocument(); - - if (@$cdoc->loadHTML($content)) { - $cxpath = new DOMXPath($cdoc); - - /** @var ?DOMElement $og_image */ - $og_image = $cxpath->query("//meta[@property='og:image']")->item(0); - - /** @var ?DOMElement $og_video */ - $og_video = $cxpath->query("//meta[@property='og:video']")->item(0); - - if ($og_video) { - - $source_stream = $og_video->getAttribute("content"); - - if ($source_stream) { - - if ($og_image) { - $poster_url = $og_image->getAttribute("content"); - } else { - $poster_url = false; - } - - $this->handle_as_video($doc, $entry, $source_stream, $poster_url); - $found = true; - } - - } else if ($og_image) { - - $og_src = $og_image->getAttribute("content"); - - if ($og_src) { - $img = $doc->createElement('img'); - $img->setAttribute("src", $og_src); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($img, $entry); - $entry->parentNode->insertBefore($br, $entry); - - $found = true; - } - } - } - } - } else { - Debug::log("BODY: skipping $entry_href because of content type: $content_type", Debug::LOG_VERBOSE); - } - } - } - - if (!$found && $anchor && count($this->fallback_preview_urls) > 0) { - Debug::log("JSON: processing fallback preview urls...", Debug::LOG_VERBOSE); - - foreach ($this->fallback_preview_urls as $media_url) { - $this->handle_as_image($doc, $anchor, $media_url); - - $found = 1; - } - } - - if ($found) - $this->remove_post_thumbnail($doc, $xpath); - - return $found > 0; - } - - function hook_article_filter($article) { - - if (strpos($article["link"], "reddit.com/r/") !== false && !empty($article["content"])) { - $doc = new DOMDocument(); - - if (@$doc->loadHTML($article["content"])) { - $xpath = new DOMXPath($doc); - - /** @var ?DOMElement $content_link */ - $content_link = $xpath->query("(//a[contains(., '[link]')])")->item(0); - - if ($content_link) { - $content_href = UrlHelper::rewrite_relative($article["link"], $content_link->getAttribute("href"), "a"); - - if ($this->is_blacklisted($content_href)) - return $article; - - if ($this->host->get($this, "enable_content_dupcheck")) { - - $entry_guid = $article["guid_hashed"]; - $owner_uid = $article["owner_uid"]; - - if (Config::get(Config::DB_TYPE) == "pgsql") { - $interval_qpart = "date_entered < NOW() - INTERVAL '1 day'"; - } else { - $interval_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY)"; - } - - $sth = $this->pdo->prepare("SELECT COUNT(id) AS cid - FROM ttrss_entries, ttrss_user_entries WHERE - ref_id = id AND - $interval_qpart AND - guid != ? AND - owner_uid = ? AND - content LIKE ?"); - - $sth->execute([$entry_guid, $owner_uid, "%href=\"$content_href\">[link]%"]); - - if ($row = $sth->fetch()) { - $num_found = $row['cid']; - - if ($num_found > 0) $article["force_catchup"] = true; - } - } - - $found = $this->inline_stuff($article, $doc, $xpath); - $node = $doc->getElementsByTagName('body')->item(0); - - if ($node && $found) { - $article["content"] = $doc->saveHTML($node); - $article["enclosures"] = $this->generated_enclosures; - } else { - $article = $this->readability($article, $content_href, $doc, $xpath); - } - } - } - } - - return $article; - } - - function api_version() { - return 2; - } - - private function remove_post_thumbnail(DOMDocument $doc, DOMXpath $xpath) : void { - $thumb = $xpath->query("//td/a/img[@src]")->item(0); - - if ($thumb) - $thumb->parentNode->parentNode->removeChild($thumb->parentNode); - } - - private function handle_as_image(DOMDocument $doc, DOMElement $entry, string $image_url, string $link_url = "") : void { - $img = $doc->createElement("img"); - $img->setAttribute("src", $image_url); - - $p = $doc->createElement("p"); - - if ($link_url) { - $a = $doc->createElement("a"); - $a->setAttribute("href", $link_url); - - $a->appendChild($img); - $p->appendChild($a); - } else { - $p->appendChild($img); - } - - $entry->parentNode->insertBefore($p, $entry); - } - - private function handle_as_video(DOMDocument $doc, DOMElement $entry, string $source_stream, string $poster_url = "") : void { - - Debug::log("handle_as_video: $source_stream", Debug::LOG_VERBOSE); - - $video = $doc->createElement('video'); - $video->setAttribute("autoplay", "1"); - $video->setAttribute("controls", "1"); - $video->setAttribute("loop", "1"); - - if ($poster_url) $video->setAttribute("poster", $poster_url); - - $source = $doc->createElement('source'); - $source->setAttribute("src", $source_stream); - $source->setAttribute("type", "video/mp4"); - - $video->appendChild($source); - - $br = $doc->createElement('br'); - $entry->parentNode->insertBefore($video, $entry); - $entry->parentNode->insertBefore($br, $entry); - - /*$img = $doc->createElement('img'); - $img->setAttribute("src", - "data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs%3D"); - - $entry->parentNode->insertBefore($img, $entry);*/ - } - - function csrf_ignore($method) { - return $method === "testurl"; - } - - function testurl() : void { - - $url = clean($_POST["url"] ?? ""); - $article_url = clean($_POST["article_url"] ?? ""); - $article_id = clean($_POST["article_id"] ?? ""); - - $this->dump_json_data = true; - - if (!$url && !$article_url && !$article_id) { - header("Content-type: text/html"); - ?> - - - - - -
- - -
-
-
- - -
-
- - -
-
- -
- - table_alias('e') - ->join('ttrss_user_entries', [ 'ref_id', '=', 'e.id'], 'ue') - ->where('ue.owner_uid', $_SESSION['uid']) - ->find_one($article_id); - - if (!$stored_article) { - Debug::log("Article not found: $article_id", Debug::LOG_VERBOSE); - return; - } - - $article = [ - "link" => $stored_article->link, - "content" => $stored_article->content, - "tags" => explode(",", $stored_article->tag_cache) - ]; - - } else { - $article = [ - "link" => $article_url, - "content" => "
[link]
", - "tags" => []]; - } - - $doc = new DOMDocument(); - @$doc->loadHTML($article["content"]); - $xpath = new DOMXPath($doc); - - $found = $this->inline_stuff($article, $doc, $xpath); - - Debug::log("Inline result: $found", Debug::LOG_VERBOSE); - - print_r($article); - - if (!$found) { - Debug::log("Readability result:", Debug::LOG_VERBOSE); - - $article = $this->readability([], $url, $doc, $xpath); - - print_r($article); - } else { - Debug::log("Resulting HTML:", Debug::LOG_VERBOSE); - - print $doc->saveHTML(); - } - - } - - /** $useragent defaults to Config::get_user_agent() */ - private function get_header(string $url, int $header, string $useragent = "") : string { - $ret = ""; - - if (function_exists("curl_init")) { - $ch = curl_init($url); - 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($ch, CURLOPT_FOLLOWLOCATION, !ini_get("open_basedir")); - curl_setopt($ch, CURLOPT_USERAGENT, $useragent ? $useragent : Config::get_user_agent()); - - @curl_exec($ch); - $ret = curl_getinfo($ch, $header); - } - - return $ret; - } - - private function get_content_type(string $url, string $useragent = "") : string { - return $this->get_header($url, CURLINFO_CONTENT_TYPE, $useragent); - } - - /*private function get_location(string $url, string $useragent = "") : string { - return $this->get_header($url, CURLINFO_EFFECTIVE_URL, $useragent); - }*/ - - /** - * @param array $article - * @param string $url - * @param DOMDocument $doc - * @param DOMXPath $xpath - * @param bool $debug - * @return array - * @throws PDOException - */ - private function readability(array $article, string $url, DOMDocument $doc, DOMXpath $xpath, bool $debug = false) : array { - - if (function_exists("curl_init") && $this->host->get($this, "enable_readability") && - mb_strlen(strip_tags($article["content"])) <= 150) { - - // do not try to embed posts linking back to other reddit posts - // readability.php requires PHP 5.6 - if ($url && strpos($url, "reddit.com") === false) { - - /* link may lead to a huge video file or whatever, we need to check content type before trying to - parse it which p much requires curl */ - - $useragent_compat = "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)"; - $content_type = $this->get_content_type($url, $useragent_compat); - - if ($content_type && strpos($content_type, "text/html") !== false) { - - $this->host->run_hooks_callback(PluginHost::HOOK_GET_FULL_TEXT, - function ($result) use (&$article) { - if ($result) { - $article["content"] = $result; - return true; - } - }, - $url); - } - } - } - - return $article; - } - - /** - * @param string $src - * @param array $also_blacklist - * @return bool - */ - private function is_blacklisted(string $src, array $also_blacklist = []) : bool { - $src_domain = parse_url($src, PHP_URL_HOST); - - if ($src_domain) - foreach ([...$this->domain_blacklist, ...$also_blacklist] as $domain) { - if (strstr($src_domain, $domain) !== false) { - return true; - } - } - - return false; - } - - function hook_render_article($article) { - return $this->hook_render_article_cdm($article); - } - - private function rewrite_to_teddit(string $str) : string { - if (strpos($str, "reddit.com") !== false) { - return preg_replace("/https?:\/\/([a-z]+\.)?reddit\.com/", "https://teddit.net", $str); - } - - return $str; - } - - private function rewrite_to_reddit(string $str) : string { - if (strpos($str, "teddit.net") !== false) { - $str = preg_replace("/https?:\/\/teddit.net/", "https://reddit.com", $str); - - if (strpos($str, "/.rss") === false) - $str .= "/.rss"; - } - - return $str; - } - - function hook_render_article_cdm($article) { - if ($this->host->get($this, "reddit_to_teddit")) { - $need_saving = false; - - $article["link"] = $this->rewrite_to_teddit($article["link"]); - - $doc = new DOMDocument(); - if (@$doc->loadHTML('' . $article["content"])) { - $xpath = new DOMXPath($doc); - $elems = $xpath->query("//a[@href]"); - - foreach ($elems as $elem) { - $href = $elem->getAttribute("href"); - $rewritten_href = $this->rewrite_to_teddit($href); - - if ($href != $rewritten_href) { - $elem->setAttribute("href", $rewritten_href); - $need_saving = true; - } - } - } - - if ($need_saving) $article["content"] = $doc->saveHTML(); - } - - return $article; - } - - function hook_render_article_api($params) { - $article = isset($params["article"]) ? $params["article"] : $params["headline"]; - - return $this->hook_render_article_cdm($article); - } - -}