[tt-rss.git] / plugins / af_redditimgur / init.php

<?php
class Af_RedditImgur extends Plugin {
	private $host;

	function about() {
		return array(1.0,
			"Inline images (and other content) in Reddit RSS feeds",
			"fox");
	}

	function init($host) {
		$this->host = $host;

		$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
		$host->add_hook($host::HOOK_PREFS_TAB, $this);
	}

	function hook_prefs_tab($args) {
		if ($args != "prefFeeds") return;

		print "<div id=\"af_redditimgur_prefs\" dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_redditimgur settings')."\">";

		$enable_readability = $this->host->get($this, "enable_readability");
		$enable_readability_checked = $enable_readability ? "checked" : "";

		$enable_dupecheck = $this->host->get($this, "enable_dupecheck");
		$enable_dupecheck_checked = $enable_dupecheck ? "checked" : "";
		
		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 "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"pluginhandler\">";
		print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"save\">";
		print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"plugin\" value=\"af_redditimgur\">";

		print "<h3>" . __("Global settings") . "</h3>";

		print_notice("Uses Readability (full-text-rss) implementation by <a target='_blank' href='https://bitbucket.org/fivefilters/'>FiveFilters.org</a>");
		print "<p/>";

		print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_readability\"
			$enable_readability_checked name=\"enable_readability\">&nbsp;";

		print "<label for=\"enable_readability\">" . __("Extract missing content using Readability") . "</label>";

		print "<br/>";
		
		print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_dupecheck\"
			$enable_dupecheck_checked name=\"enable_dupecheck\">&nbsp;";

		print "<label for=\"enable_dupecheck\">" . __("Mark duplicates as read using content links") . "</label>";
		
		print "<p><button dojoType=\"dijit.form.Button\" type=\"submit\">".
			__("Save")."</button>";

		print "</form>";

		print "</div>";
	}

	function save() {
		$enable_readability = checkbox_to_sql_bool($_POST["enable_readability"]) == "true";
		$enable_dupecheck = checkbox_to_sql_bool($_POST["enable_dupecheck"]) == "true";
		
		$this->host->set($this, "enable_readability", $enable_readability);
		$this->host->set($this, "enable_dupecheck", $enable_dupecheck);

		echo __("Configuration saved");
	}

	private function inline_stuff($article, &$doc, $xpath) {

		$entries = $xpath->query('(//a[@href]|//img[@src])');

		$found = false;

		foreach ($entries as $entry) {
			if ($entry->hasAttribute("href")) {

				$matches = array();

				if (preg_match("/\.gfycat.com\/([a-z]+)?(\.[a-z]+)$/i", $entry->getAttribute("href"), $matches)) {
					$entry->setAttribute("href", "http://www.gfycat.com/".$matches[1]);
				}

				if (preg_match("/https?:\/\/(www\.)?gfycat.com\/([a-z]+)$/i", $entry->getAttribute("href"), $matches)) {

					$tmp = fetch_file_contents($entry->getAttribute("href"));

					if ($tmp) {
						$tmpdoc = new DOMDocument();
						@$tmpdoc->loadHTML($tmp);

						if ($tmpdoc) {
							$tmpxpath = new DOMXPath($tmpdoc);

							$source_meta = $tmpxpath->query("//meta[@property='og:video']")->item(0);
							$poster_meta = $tmpxpath->query("//meta[@property='og:image' and contains(@content,'thumbs.gfycat.com')]")->item(0);

							if ($source_meta) {
								$source_stream = $source_meta->getAttribute("content");
								$poster_url = false;

								if ($source_stream) {

									if ($poster_meta)
										$poster_url = $poster_meta->getAttribute("content");

									$this->handle_as_video($doc, $entry, $source_stream, $poster_url);
									$found = 1;
								}
							}
						}
					}

				}

				// imgur .gif -> .gifv
				if (preg_match("/i\.imgur\.com\/(.*?)\.gif$/i", $entry->getAttribute("href"))) {
					$entry->setAttribute("href",
						str_replace(".gif", ".gifv", $entry->getAttribute("href")));
				}

				if (preg_match("/\.(gifv)$/i", $entry->getAttribute("href"))) {

					$source_stream = str_replace(".gifv", ".mp4", $entry->getAttribute("href"));

					if (strpos($source_stream, "i.imgur.com") !== FALSE)
						$poster_url = str_replace(".mp4", "h.jpg", $source_stream);

					$this->handle_as_video($doc, $entry, $source_stream, $poster_url);

					$found = true;
				}

				$matches = array();
				if (preg_match("/\.youtube\.com\/v\/([\w-]+)/", $entry->getAttribute("href"), $matches) ||
					preg_match("/\.youtube\.com\/.*?[\&\?]v=([\w-]+)/", $entry->getAttribute("href"), $matches) ||
					preg_match("/\.youtube\.com\/watch\?v=([\w-]+)/", $entry->getAttribute("href"), $matches) ||
					preg_match("/\/\/youtu.be\/([\w-]+)/", $entry->getAttribute("href"), $matches)) {

					$vid_id = $matches[1];

					$iframe = $doc->createElement("iframe");
					$iframe->setAttribute("class", "youtube-player");
					$iframe->setAttribute("type", "text/html");
					$iframe->setAttribute("width", "640");
					$iframe->setAttribute("height", "385");
					$iframe->setAttribute("src", "https://www.youtube.com/embed/$vid_id");
					$iframe->setAttribute("allowfullscreen", "1");
					$iframe->setAttribute("frameborder", "0");

					$br = $doc->createElement('br');
					$entry->parentNode->insertBefore($iframe, $entry);
					$entry->parentNode->insertBefore($br, $entry);

					$found = true;
				}

				if (preg_match("/\.(jpg|jpeg|gif|png)(\?[0-9][0-9]*)?$/i", $entry->getAttribute("href"))) {
					$img = $doc->createElement('img');
					$img->setAttribute("src", $entry->getAttribute("href"));

					$br = $doc->createElement('br');
					$entry->parentNode->insertBefore($img, $entry);
					$entry->parentNode->insertBefore($br, $entry);

					$found = true;
				}

				// linked albums & pages

				if (preg_match("/^https?:\/\/(m\.)?imgur.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches) ||
					preg_match("/^https?:\/\/imgur.com\/(a|album|gallery)\/[^\.]+$/", $entry->getAttribute("href"), $matches)) {

					$album_content = fetch_file_contents($entry->getAttribute("href"),
						false, false, false, false, 10);

					if ($album_content) {
						$adoc = new DOMDocument();
						@$adoc->loadHTML($album_content);

						if ($adoc) {
							$axpath = new DOMXPath($adoc);
							$aentries = $axpath->query("//meta[@property='og:image']");
							$urls = array();

							foreach ($aentries as $aentry) {

								$url = str_replace("?fb", "", $aentry->getAttribute("content"));

								if (!in_array($url, $urls)) {
									$img = $doc->createElement('img');
									$img->setAttribute("src", $url);
									$entry->parentNode->insertBefore($doc->createElement('br'), $entry);

									$br = $doc->createElement('br');

									$entry->parentNode->insertBefore($img, $entry);
									$entry->parentNode->insertBefore($br, $entry);

									array_push($urls, $url);

									$found = true;
								}
							}
						}
					}
				}
			}

			// remove tiny thumbnails
			if ($entry->hasAttribute("src")) {
				if ($entry->parentNode && $entry->parentNode->parentNode) {
					$entry->parentNode->parentNode->removeChild($entry->parentNode);
				}
			}
		}

		return $found;
	}

	function hook_article_filter($article) {

		if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
			$doc = new DOMDocument();
			@$doc->loadHTML($article["content"]);
			$xpath = new DOMXPath($doc);

			$content_link = $xpath->query("(//a[contains(., '[link]')])")->item(0);

			if ($content_link && $this->host->get($this, "enable_dupecheck")) {

				if (DB_TYPE == "pgsql") {
					$date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
				} else {
					$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
				}

				$content_href = db_escape_string($content_link->getAttribute("href"));
				$owner_uid = $article["owner_uid"];
				$guid = db_escape_string($article["guid_hashed"]);

				$result = db_query("SELECT id FROM ttrss_entries, ttrss_user_entries
					WHERE
						content LIKE '%$content_href%' AND
						$date_qpart AND
						ref_id = id AND
						owner_uid = $owner_uid
						AND guid != '$guid'
					LIMIT 1");

				if (db_num_rows($result) != 0) {
					$found = true;
					$article["force_catchup"] = true;
				}
			}

			if (!$found) $found = $this->inline_stuff($article, $doc, $xpath);

			if (function_exists("curl_init") && !$found && $this->host->get($this, "enable_readability") &&
				mb_strlen(strip_tags($article["content"])) <= 150) {

				if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__)). "/lib/readability/Readability.php");

				if ($content_link &&
					strpos($content_link->getAttribute("href"), "twitter.com") === FALSE &&
					strpos($content_link->getAttribute("href"), "youtube.com") === FALSE &&
					strpos($content_link->getAttribute("href"), "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 */

					$ch = curl_init($content_link->getAttribute("href"));
					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 ($content_type && strpos($content_type, "text/html") !== FALSE) {

						$tmp = fetch_file_contents($content_link->getAttribute("href"));

						if ($tmp) {
							$r = new Readability($tmp, $content_link->getAttribute("href"));

							if ($r->init()) {

								$tmpxpath = new DOMXPath($r->dom);

								$entries = $tmpxpath->query('(//a[@href]|//img[@src])');

								foreach ($entries as $entry) {
									if ($entry->hasAttribute("href")) {
										$entry->setAttribute("href",
											rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("href")));

									}

									if ($entry->hasAttribute("src")) {
										$entry->setAttribute("src",
											rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("src")));

									}

								}

								$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];

								// prob not a very good idea (breaks wikipedia pages, etc) -
								// inliner currently is not really fit for any random web content

								//$doc = new DOMDocument();
								//@$doc->loadHTML($article["content"]);
								//$xpath = new DOMXPath($doc);
								//$found = $this->inline_stuff($article, $doc, $xpath);
							}
						}
					}
				}

			}

			$node = $doc->getElementsByTagName('body')->item(0);

			if ($node && $found) {
				$article["content"] = $doc->saveXML($node);
			}
		}

		return $article;
	}

	function api_version() {
		return 2;
	}

	private function handle_as_video($doc, $entry, $source_stream, $poster_url = false) {

		$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);
	}
}
?>
Commit	Line	Data
cc85704f	1	<?php
0862a602	2	class Af_RedditImgur extends Plugin {
19c73507 AD	3	private $host;
19c73507 AD	4
d2a421e3	5	function about() {
7a866114	6	return array(1.0,
a95fb169	7	"Inline images (and other content) in Reddit RSS feeds",
7a866114 AD	8	"fox");
	9	}
	10
d2a421e3	11	function init($host) {
19c73507 AD	12	$this->host = $host;
	13
	14	$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
b90c4468 AD	15	$host->add_hook($host::HOOK_PREFS_TAB, $this);
	16	}
	17
	18	function hook_prefs_tab($args) {
	19	if ($args != "prefFeeds") return;
	20
	21	print "<div id=\"af_redditimgur_prefs\" dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_redditimgur settings')."\">";
	22
	23	$enable_readability = $this->host->get($this, "enable_readability");
	24	$enable_readability_checked = $enable_readability ? "checked" : "";
	25
4f5204dd AD	26	$enable_dupecheck = $this->host->get($this, "enable_dupecheck");
	27	$enable_dupecheck_checked = $enable_dupecheck ? "checked" : "";
	28
b90c4468 AD	29	print "<form dojoType=\"dijit.form.Form\">";
	30
	31	print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\">
	32	evt.preventDefault();
	33	if (this.validate()) {
	34	console.log(dojo.objectToQuery(this.getValues()));
	35	new Ajax.Request('backend.php', {
	36	parameters: dojo.objectToQuery(this.getValues()),
	37	onComplete: function(transport) {
	38	notify_info(transport.responseText);
	39	}
	40	});
	41	//this.reset();
	42	}
	43	</script>";
	44
	45	print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"pluginhandler\">";
	46	print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"save\">";
	47	print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"plugin\" value=\"af_redditimgur\">";
	48
	49	print "<h3>" . __("Global settings") . "</h3>";
	50
	51	print_notice("Uses Readability (full-text-rss) implementation by <a target='_blank' href='https://bitbucket.org/fivefilters/'>FiveFilters.org</a>");
	52	print "<p/>";
	53
	54	print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_readability\"
	55	$enable_readability_checked name=\"enable_readability\"> ";
	56
	57	print "<label for=\"enable_readability\">" . __("Extract missing content using Readability") . "</label>";
	58
4f5204dd AD	59	print "<br/>";
	60
	61	print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_dupecheck\"
	62	$enable_dupecheck_checked name=\"enable_dupecheck\"> ";
	63
	64	print "<label for=\"enable_dupecheck\">" . __("Mark duplicates as read using content links") . "</label>";
	65
b90c4468 AD	66	print "<p><button dojoType=\"dijit.form.Button\" type=\"submit\">".
	67	__("Save")."</button>";
	68
	69	print "</form>";
	70
	71	print "</div>";
	72	}
	73
	74	function save() {
	75	$enable_readability = checkbox_to_sql_bool($_POST["enable_readability"]) == "true";
4f5204dd AD	76	$enable_dupecheck = checkbox_to_sql_bool($_POST["enable_dupecheck"]) == "true";
4f5204dd AD	77
b90c4468	78	$this->host->set($this, "enable_readability", $enable_readability);
4f5204dd	79	$this->host->set($this, "enable_dupecheck", $enable_dupecheck);
b90c4468 AD	80
b90c4468 AD	81	echo __("Configuration saved");
19c73507 AD	82	}
19c73507 AD	83
6322fc68	84	private function inline_stuff($article, &$doc, $xpath) {
cc85704f	85
6322fc68	86	$entries = $xpath->query('(//a[@href]\|//img[@src])');
cc85704f	87
6322fc68	88	$found = false;
ce7d5e87	89
6322fc68 AD	90	foreach ($entries as $entry) {
6322fc68 AD	91	if ($entry->hasAttribute("href")) {
299aeb30	92
6322fc68	93	$matches = array();
5d429910	94
5f297a5c AD	95	if (preg_match("/\.gfycat.com\/([a-z]+)?(\.[a-z]+)$/i", $entry->getAttribute("href"), $matches)) {
	96	$entry->setAttribute("href", "http://www.gfycat.com/".$matches[1]);
	97	}
	98
b8887ebb	99	if (preg_match("/https?:\/\/(www\.)?gfycat.com\/([a-z]+)$/i", $entry->getAttribute("href"), $matches)) {
5d429910	100
6322fc68	101	$tmp = fetch_file_contents($entry->getAttribute("href"));
5d429910	102
6322fc68 AD	103	if ($tmp) {
	104	$tmpdoc = new DOMDocument();
	105	@$tmpdoc->loadHTML($tmp);
5d429910	106
6322fc68 AD	107	if ($tmpdoc) {
6322fc68 AD	108	$tmpxpath = new DOMXPath($tmpdoc);
b8887ebb	109
6322fc68	110	$source_meta = $tmpxpath->query("//meta[@property='og:video']")->item(0);
b8887ebb	111	$poster_meta = $tmpxpath->query("//meta[@property='og:image' and contains(@content,'thumbs.gfycat.com')]")->item(0);
5d429910	112
6322fc68 AD	113	if ($source_meta) {
6322fc68 AD	114	$source_stream = $source_meta->getAttribute("content");
b8887ebb	115	$poster_url = false;
5d429910	116
6322fc68	117	if ($source_stream) {
b8887ebb AD	118
	119	if ($poster_meta)
	120	$poster_url = $poster_meta->getAttribute("content");
	121
	122	$this->handle_as_video($doc, $entry, $source_stream, $poster_url);
6322fc68	123	$found = 1;
5d429910	124	}
5d429910	125	}
6322fc68 AD	126	}
6322fc68 AD	127	}
5d429910	128
6322fc68	129	}
98e20510	130
5f297a5c AD	131	// imgur .gif -> .gifv
	132	if (preg_match("/i\.imgur\.com\/(.*?)\.gif$/i", $entry->getAttribute("href"))) {
	133	$entry->setAttribute("href",
	134	str_replace(".gif", ".gifv", $entry->getAttribute("href")));
	135	}
	136
6322fc68	137	if (preg_match("/\.(gifv)$/i", $entry->getAttribute("href"))) {
5d429910	138
6322fc68	139	$source_stream = str_replace(".gifv", ".mp4", $entry->getAttribute("href"));
b8887ebb AD	140
	141	if (strpos($source_stream, "i.imgur.com") !== FALSE)
	142	$poster_url = str_replace(".mp4", "h.jpg", $source_stream);
	143
	144	$this->handle_as_video($doc, $entry, $source_stream, $poster_url);
98e20510	145
6322fc68 AD	146	$found = true;
6322fc68 AD	147	}
9875d717	148
6322fc68	149	$matches = array();
f7745af9	150	if (preg_match("/\.youtube\.com\/v\/([\w-]+)/", $entry->getAttribute("href"), $matches) \|\|
9ec9a8f9	151	preg_match("/\.youtube\.com\/.*?[\&\?]v=([\w-]+)/", $entry->getAttribute("href"), $matches) \|\|
f7745af9	152	preg_match("/\.youtube\.com\/watch\?v=([\w-]+)/", $entry->getAttribute("href"), $matches) \|\|
6322fc68	153	preg_match("/\/\/youtu.be\/([\w-]+)/", $entry->getAttribute("href"), $matches)) {
3b9ca4e6	154
6322fc68	155	$vid_id = $matches[1];
3b9ca4e6	156
6322fc68 AD	157	$iframe = $doc->createElement("iframe");
	158	$iframe->setAttribute("class", "youtube-player");
	159	$iframe->setAttribute("type", "text/html");
	160	$iframe->setAttribute("width", "640");
	161	$iframe->setAttribute("height", "385");
	162	$iframe->setAttribute("src", "https://www.youtube.com/embed/$vid_id");
	163	$iframe->setAttribute("allowfullscreen", "1");
	164	$iframe->setAttribute("frameborder", "0");
3b9ca4e6	165
6322fc68 AD	166	$br = $doc->createElement('br');
	167	$entry->parentNode->insertBefore($iframe, $entry);
	168	$entry->parentNode->insertBefore($br, $entry);
3b9ca4e6	169
6322fc68 AD	170	$found = true;
6322fc68 AD	171	}
3b9ca4e6	172
6322fc68 AD	173	if (preg_match("/\.(jpg\|jpeg\|gif\|png)(\?[0-9][0-9]*)?$/i", $entry->getAttribute("href"))) {
	174	$img = $doc->createElement('img');
	175	$img->setAttribute("src", $entry->getAttribute("href"));
cc85704f	176
6322fc68 AD	177	$br = $doc->createElement('br');
	178	$entry->parentNode->insertBefore($img, $entry);
	179	$entry->parentNode->insertBefore($br, $entry);
ce7d5e87	180
6322fc68 AD	181	$found = true;
6322fc68 AD	182	}
ce7d5e87	183
d4ac4fc6	184	// linked albums & pages
35055d05	185
d4ac4fc6 AD	186	if (preg_match("/^https?:\/\/(m\.)?imgur.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches) \|\|
d4ac4fc6 AD	187	preg_match("/^https?:\/\/imgur.com\/(a\|album\|gallery)\/[^\.]+$/", $entry->getAttribute("href"), $matches)) {
35055d05	188
6322fc68 AD	189	$album_content = fetch_file_contents($entry->getAttribute("href"),
6322fc68 AD	190	false, false, false, false, 10);
35055d05	191
6322fc68 AD	192	if ($album_content) {
	193	$adoc = new DOMDocument();
	194	@$adoc->loadHTML($album_content);
35055d05	195
6322fc68 AD	196	if ($adoc) {
	197	$axpath = new DOMXPath($adoc);
	198	$aentries = $axpath->query("//meta[@property='og:image']");
	199	$urls = array();
35055d05	200
6322fc68	201	foreach ($aentries as $aentry) {
7ff4d1fa	202
ecc92d92 AD	203	$url = str_replace("?fb", "", $aentry->getAttribute("content"));
	204
	205	if (!in_array($url, $urls)) {
6322fc68	206	$img = $doc->createElement('img');
ecc92d92	207	$img->setAttribute("src", $url);
6322fc68	208	$entry->parentNode->insertBefore($doc->createElement('br'), $entry);
7ff4d1fa	209
6322fc68	210	$br = $doc->createElement('br');
7ff4d1fa	211
6322fc68 AD	212	$entry->parentNode->insertBefore($img, $entry);
6322fc68 AD	213	$entry->parentNode->insertBefore($br, $entry);
98e20510	214
ecc92d92	215	array_push($urls, $url);
98e20510	216
6322fc68	217	$found = true;
35055d05 AD	218	}
35055d05 AD	219	}
cc85704f	220	}
cc85704f	221	}
6322fc68 AD	222	}
	223	}
	224
	225	// remove tiny thumbnails
	226	if ($entry->hasAttribute("src")) {
	227	if ($entry->parentNode && $entry->parentNode->parentNode) {
	228	$entry->parentNode->parentNode->removeChild($entry->parentNode);
	229	}
	230	}
	231	}
cc85704f	232
6322fc68 AD	233	return $found;
6322fc68 AD	234	}
b90c4468	235
6322fc68	236	function hook_article_filter($article) {
b90c4468	237
6322fc68 AD	238	if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
	239	$doc = new DOMDocument();
	240	@$doc->loadHTML($article["content"]);
	241	$xpath = new DOMXPath($doc);
99bb8b3b	242
4f5204dd AD	243	$content_link = $xpath->query("(//a[contains(., '[link]')])")->item(0);
	244
	245	if ($content_link && $this->host->get($this, "enable_dupecheck")) {
	246
	247	if (DB_TYPE == "pgsql") {
	248	$date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
	249	} else {
	250	$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
	251	}
	252
	253	$content_href = db_escape_string($content_link->getAttribute("href"));
	254	$owner_uid = $article["owner_uid"];
	255	$guid = db_escape_string($article["guid_hashed"]);
	256
	257	$result = db_query("SELECT id FROM ttrss_entries, ttrss_user_entries
	258	WHERE
	259	content LIKE '%$content_href%' AND
	260	$date_qpart AND
	261	ref_id = id AND
	262	owner_uid = $owner_uid
	263	AND guid != '$guid'
	264	LIMIT 1");
	265
	266	if (db_num_rows($result) != 0) {
	267	$found = true;
	268	$article["force_catchup"] = true;
	269	}
	270	}
	271
	272	if (!$found) $found = $this->inline_stuff($article, $doc, $xpath);
b90c4468	273
6475fc7e AD	274	if (function_exists("curl_init") && !$found && $this->host->get($this, "enable_readability") &&
	275	mb_strlen(strip_tags($article["content"])) <= 150) {
	276
8b08d9d7	277	if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__)). "/lib/readability/Readability.php");
b90c4468	278
12d880d7 AD	279	if ($content_link &&
12d880d7 AD	280	strpos($content_link->getAttribute("href"), "twitter.com") === FALSE &&
9ec9a8f9	281	strpos($content_link->getAttribute("href"), "youtube.com") === FALSE &&
12d880d7	282	strpos($content_link->getAttribute("href"), "reddit.com") === FALSE) {
fd61fd6e	283
6475fc7e AD	284	/* link may lead to a huge video file or whatever, we need to check content type before trying to
6475fc7e AD	285	parse it which p much requires curl */
fd61fd6e	286
6475fc7e AD	287	$ch = curl_init($content_link->getAttribute("href"));
	288	curl_setopt($ch, CURLOPT_TIMEOUT, 5);
	289	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	290	curl_setopt($ch, CURLOPT_HEADER, true);
	291	curl_setopt($ch, CURLOPT_NOBODY, true);
	292	curl_setopt($ch, CURLOPT_FOLLOWLOCATION,
	293	!ini_get("safe_mode") && !ini_get("open_basedir"));
	294	curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
fd61fd6e	295
6475fc7e AD	296	@$result = curl_exec($ch);
6475fc7e AD	297	$content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
b90c4468	298
6475fc7e	299	if ($content_type && strpos($content_type, "text/html") !== FALSE) {
fd61fd6e	300
6475fc7e	301	$tmp = fetch_file_contents($content_link->getAttribute("href"));
fd61fd6e	302
6475fc7e AD	303	if ($tmp) {
6475fc7e AD	304	$r = new Readability($tmp, $content_link->getAttribute("href"));
fd61fd6e	305
6475fc7e	306	if ($r->init()) {
b90c4468	307
6475fc7e	308	$tmpxpath = new DOMXPath($r->dom);
b90c4468	309
6475fc7e	310	$entries = $tmpxpath->query('(//a[@href]\|//img[@src])');
6322fc68	311
6475fc7e AD	312	foreach ($entries as $entry) {
	313	if ($entry->hasAttribute("href")) {
	314	$entry->setAttribute("href",
	315	rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("href")));
	316
	317	}
b90c4468	318
6475fc7e AD	319	if ($entry->hasAttribute("src")) {
	320	$entry->setAttribute("src",
	321	rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("src")));
cc85704f	322
6475fc7e	323	}
6322fc68	324
6475fc7e AD	325	}
	326
	327	$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];
	328
47888b3d AD	329	// prob not a very good idea (breaks wikipedia pages, etc) -
47888b3d AD	330	// inliner currently is not really fit for any random web content
6475fc7e	331
47888b3d AD	332	//$doc = new DOMDocument();
	333	//@$doc->loadHTML($article["content"]);
	334	//$xpath = new DOMXPath($doc);
	335	//$found = $this->inline_stuff($article, $doc, $xpath);
6475fc7e	336	}
6322fc68	337	}
a16d7a5d	338	}
cc85704f	339	}
6322fc68 AD	340
	341	}
	342
	343	$node = $doc->getElementsByTagName('body')->item(0);
	344
	345	if ($node && $found) {
	346	$article["content"] = $doc->saveXML($node);
	347	}
cc85704f AD	348	}
	349
	350	return $article;
	351	}
106a3de9 AD	352
	353	function api_version() {
	354	return 2;
	355	}
	356
b8887ebb	357	private function handle_as_video($doc, $entry, $source_stream, $poster_url = false) {
5d429910 AD	358
	359	$video = $doc->createElement('video');
	360	$video->setAttribute("autoplay", "1");
5dcc7bf1	361	$video->setAttribute("controls", "1");
5d429910 AD	362	$video->setAttribute("loop", "1");
5d429910 AD	363
b8887ebb AD	364	if ($poster_url) $video->setAttribute("poster", $poster_url);
b8887ebb AD	365
5d429910 AD	366	$source = $doc->createElement('source');
	367	$source->setAttribute("src", $source_stream);
	368	$source->setAttribute("type", "video/mp4");
	369
	370	$video->appendChild($source);
	371
	372	$br = $doc->createElement('br');
	373	$entry->parentNode->insertBefore($video, $entry);
	374	$entry->parentNode->insertBefore($br, $entry);
	375
	376	$img = $doc->createElement('img');
	377	$img->setAttribute("src",
	378	"data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs%3D");
	379
	380	$entry->parentNode->insertBefore($img, $entry);
	381	}
cc85704f AD	382	}
cc85704f AD	383	?>