]>
git.wh0rd.org - tt-rss.git/blob - plugins/af_redditimgur/init.php
2 class Af_RedditImgur
extends Plugin
{
7 "Inline images (and other content) in Reddit RSS feeds",
12 return array("needs_curl" => true);
15 function init($host) {
18 $host->add_hook($host::HOOK_ARTICLE_FILTER
, $this);
19 $host->add_hook($host::HOOK_PREFS_TAB
, $this);
22 function hook_prefs_tab($args) {
23 if ($args != "prefFeeds") return;
25 print "<div id=\"af_redditimgur_prefs\" dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_redditimgur settings')."\">";
27 $enable_readability = $this->host
->get($this, "enable_readability");
28 $enable_readability_checked = $enable_readability ?
"checked" : "";
30 $enable_content_dupcheck = $this->host
->get($this, "enable_content_dupcheck");
31 $enable_content_dupcheck_checked = $enable_content_dupcheck ?
"checked" : "";
33 print "<form dojoType=\"dijit.form.Form\">";
35 print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\">
37 if (this.validate()) {
38 console.log(dojo.objectToQuery(this.getValues()));
39 new Ajax.Request('backend.php', {
40 parameters: dojo.objectToQuery(this.getValues()),
41 onComplete: function(transport) {
42 notify_info(transport.responseText);
49 print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"pluginhandler\">";
50 print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"save\">";
51 print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"plugin\" value=\"af_redditimgur\">";
53 print "<p>" . __("Uses Readability (full-text-rss) implementation by <a target='_blank' href='https://bitbucket.org/fivefilters/'>FiveFilters.org</a>");
56 print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_readability\"
57 $enable_readability_checked name=\"enable_readability\"> ";
59 print "<label for=\"enable_readability\">" . __("Extract missing content using Readability") . "</label>";
63 print "<input dojoType=\"dijit.form.CheckBox\" id=\"enable_content_dupcheck\"
64 $enable_content_dupcheck_checked name=\"enable_content_dupcheck\"> ";
66 print "<label for=\"enable_content_dupcheck\">" . __("Enable additional duplicate checking") . "</label>";
67 print "<p><button dojoType=\"dijit.form.Button\" type=\"submit\">".
68 __("Save")."</button>";
76 $enable_readability = checkbox_to_sql_bool($_POST["enable_readability"]) == "true";
77 $enable_content_dupcheck = checkbox_to_sql_bool($_POST["enable_content_dupcheck"]) == "true";
79 $this->host
->set($this, "enable_readability", $enable_readability, false);
80 $this->host
->set($this, "enable_content_dupcheck", $enable_content_dupcheck);
82 echo __("Configuration saved");
85 private function inline_stuff($article, &$doc, $xpath, $debug = false) {
87 $entries = $xpath->query('(//a[@href]|//img[@src])');
91 foreach ($entries as $entry) {
92 if ($entry->hasAttribute("href")) {
94 _debug("processing href: " . $entry->getAttribute("href"), $debug);
99 if (preg_match("/^https?:\/\/twitter.com\/(.*?)\/status\/(.*)/", $entry->getAttribute("href"), $matches)) {
100 _debug("handling as twitter: " . $matches[1] . " " . $matches[2], $debug);
102 $oembed_result = fetch_file_contents("https://publish.twitter.com/oembed?url=" . urlencode($entry->getAttribute("href")));
104 if ($oembed_result) {
105 $oembed_result = json_decode($oembed_result, true);
107 if ($oembed_result && isset($oembed_result["html"])) {
109 $tmp = new DOMDocument();
110 if ($tmp->loadHTML($oembed_result["html"])) {
111 $p = $doc->createElement("p");
113 $p->appendChild($doc->importNode(
114 $tmp->getElementsByTagName("blockquote")->item(0), TRUE));
116 $br = $doc->createElement('br');
117 $entry->parentNode
->insertBefore($p, $entry);
118 $entry->parentNode
->insertBefore($br, $entry);
126 if (preg_match("/\.gfycat.com\/([a-z]+)?(\.[a-z]+)$/i", $entry->getAttribute("href"), $matches)) {
127 $entry->setAttribute("href", "http://www.gfycat.com/".$matches[1]);
130 if (preg_match("/https?:\/\/(www\.)?gfycat.com\/([a-z]+)$/i", $entry->getAttribute("href"), $matches)) {
132 _debug("Handling as Gfycat", $debug);
134 $tmp = fetch_file_contents($entry->getAttribute("href"));
137 $tmpdoc = new DOMDocument();
139 if (@$tmpdoc->loadHTML($tmp)) {
140 $tmpxpath = new DOMXPath($tmpdoc);
142 $source_meta = $tmpxpath->query("//meta[@name='twitter:player:stream' and contains(@content, '.mp4')]")->item(0);
143 $poster_meta = $tmpxpath->query("//meta[@property='og:image' and contains(@content,'thumbs.gfycat.com')]")->item(0);
146 $source_stream = $source_meta->getAttribute("content");
149 if ($source_stream) {
152 $poster_url = $poster_meta->getAttribute("content");
154 $this->handle_as_video($doc, $entry, $source_stream, $poster_url);
163 // imgur .gif -> .gifv
164 if (preg_match("/i\.imgur\.com\/(.*?)\.gif$/i", $entry->getAttribute("href"))) {
165 _debug("Handling as imgur gif (->gifv)", $debug);
167 $entry->setAttribute("href",
168 str_replace(".gif", ".gifv", $entry->getAttribute("href")));
171 if (preg_match("/\.(gifv)$/i", $entry->getAttribute("href"))) {
172 _debug("Handling as imgur gifv", $debug);
174 $source_stream = str_replace(".gifv", ".mp4", $entry->getAttribute("href"));
176 if (strpos($source_stream, "i.imgur.com") !== FALSE)
177 $poster_url = str_replace(".mp4", "h.jpg", $source_stream);
179 $this->handle_as_video($doc, $entry, $source_stream, $poster_url, $debug);
185 if (preg_match("/youtube\.com\/v\/([\w-]+)/", $entry->getAttribute("href"), $matches) ||
186 preg_match("/youtube\.com\/.*?[\&\?]v=([\w-]+)/", $entry->getAttribute("href"), $matches) ||
187 preg_match("/youtube\.com\/watch\?v=([\w-]+)/", $entry->getAttribute("href"), $matches) ||
188 preg_match("/\/\/youtu.be\/([\w-]+)/", $entry->getAttribute("href"), $matches)) {
190 $vid_id = $matches[1];
192 _debug("Handling as youtube: $vid_id", $debug);
194 $iframe = $doc->createElement("iframe");
195 $iframe->setAttribute("class", "youtube-player");
196 $iframe->setAttribute("type", "text/html");
197 $iframe->setAttribute("width", "640");
198 $iframe->setAttribute("height", "385");
199 $iframe->setAttribute("src", "https://www.youtube.com/embed/$vid_id");
200 $iframe->setAttribute("allowfullscreen", "1");
201 $iframe->setAttribute("frameborder", "0");
203 $br = $doc->createElement('br');
204 $entry->parentNode
->insertBefore($iframe, $entry);
205 $entry->parentNode
->insertBefore($br, $entry);
210 if (preg_match("/\.(jpg|jpeg|gif|png)(\?[0-9][0-9]*)?$/i", $entry->getAttribute("href")) ||
211 mb_strpos($entry->getAttribute("href"), "i.reddituploads.com") !== FALSE ||
212 mb_strpos($this->get_content_type($entry->getAttribute("href")), "image/") !== FALSE) {
214 _debug("Handling as a picture", $debug);
216 $img = $doc->createElement('img');
217 $img->setAttribute("src", $entry->getAttribute("href"));
219 $br = $doc->createElement('br');
220 $entry->parentNode
->insertBefore($img, $entry);
221 $entry->parentNode
->insertBefore($br, $entry);
226 // linked albums & pages
228 if (preg_match("/^https?:\/\/(m\.)?imgur.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches) ||
229 preg_match("/^https?:\/\/(m\.)?imgur.com\/(a|album|gallery)\/[^\.]+$/", $entry->getAttribute("href"), $matches)) {
231 _debug("Handling as an imgur page/album/gallery", $debug);
233 $album_content = fetch_file_contents($entry->getAttribute("href"),
234 false, false, false, false, 10);
236 if ($album_content) {
237 $adoc = new DOMDocument();
239 if (@$adoc->loadHTML($album_content)) {
240 $axpath = new DOMXPath($adoc);
242 /*$aentries = $axpath->query("//meta[@property='og:image']");
245 foreach ($aentries as $aentry) {
247 _debug("og:image content=" . $aentry->getAttribute("content"), $debug);
249 $url = str_replace("?fb", "", $aentry->getAttribute("content"));
250 $check_url = basename($url);
251 $check_url = mb_substr($check_url, 0, strrpos($check_url, "."));
253 if (!in_array($check_url, $urls)) {
254 $img = $doc->createElement('img');
255 $img->setAttribute("src", $url);
256 $entry->parentNode->insertBefore($doc->createElement('br'), $entry);
258 $br = $doc->createElement('br');
260 $entry->parentNode->insertBefore($img, $entry);
261 $entry->parentNode->insertBefore($br, $entry);
263 array_push($urls, $check_url);
269 //if ($debug) print_r($album_content);
271 $aentries = $axpath->query("(//div[@class='post-image']/img[@src] | //a[@class='zoom']/img[@src] | //div[@class='video-elements']/source)");
274 foreach ($aentries as $aentry) {
276 $url = $aentry->getAttribute("src");
278 if (!in_array($url, $urls)) {
280 if ($aentry->tagName
== "img") {
282 $img = $doc->createElement('img');
283 $img->setAttribute("src", $url);
284 $entry->parentNode
->insertBefore($doc->createElement('br'), $entry);
286 $br = $doc->createElement('br');
288 $entry->parentNode
->insertBefore($img, $entry);
289 $entry->parentNode
->insertBefore($br, $entry);
290 } else if ($aentry->tagName
== "source") {
292 if (strpos($url, "i.imgur.com") !== FALSE)
293 $poster_url = str_replace(".mp4", "h.jpg", $url);
297 $this->handle_as_video($doc, $entry, $url, $poster_url);
301 array_push($urls, $url);
308 if ($debug) print_r($urls);
314 if (preg_match("/^https?:\/\/gyazo\.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches)) {
315 $img_id = $matches[1];
317 _debug("handling as gyazo: $img_id", $debug);
319 $img = $doc->createElement('img');
320 $img->setAttribute("src", "https://i.gyazo.com/$img_id.jpg");
322 $br = $doc->createElement('br');
323 $entry->parentNode
->insertBefore($img, $entry);
324 $entry->parentNode
->insertBefore($br, $entry);
330 // remove tiny thumbnails
331 if ($entry->hasAttribute("src")) {
332 if ($entry->parentNode
&& $entry->parentNode
->parentNode
) {
333 $entry->parentNode
->parentNode
->removeChild($entry->parentNode
);
341 function hook_article_filter($article) {
343 if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
344 $doc = new DOMDocument();
345 @$doc->loadHTML($article["content"]);
346 $xpath = new DOMXPath($doc);
348 $content_link = $xpath->query("(//a[contains(., '[link]')])")->item(0);
350 if ($this->host
->get($this, "enable_content_dupcheck")) {
353 $content_href = db_escape_string($content_link->getAttribute("href"));
354 $entry_guid = db_escape_string($article["guid_hashed"]);
355 $owner_uid = $article["owner_uid"];
357 if (DB_TYPE
== "pgsql") {
358 $interval_qpart = "date_entered < NOW() - INTERVAL '1 day'";
360 $interval_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY)";
363 $result = db_query("SELECT COUNT(id) AS cid
364 FROM ttrss_entries, ttrss_user_entries WHERE
367 guid != '$entry_guid' AND
368 owner_uid = '$owner_uid' AND
369 content LIKE '%href=\"$content_href\">[link]%'");
372 $num_found = db_fetch_result($result, 0, "cid");
374 if ($num_found > 0) $article["force_catchup"] = true;
379 $found = $this->inline_stuff($article, $doc, $xpath);
381 if (!defined('NO_CURL') && function_exists("curl_init") && !$found && $this->host
->get($this, "enable_readability") &&
382 mb_strlen(strip_tags($article["content"])) <= 150) {
384 if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__
)). "/lib/readability/Readability.php");
387 strpos($content_link->getAttribute("href"), "twitter.com") === FALSE &&
388 strpos($content_link->getAttribute("href"), "youtube.com") === FALSE &&
389 strpos($content_link->getAttribute("href"), "reddit.com") === FALSE) {
391 /* link may lead to a huge video file or whatever, we need to check content type before trying to
392 parse it which p much requires curl */
394 $useragent_compat = "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)";
396 $content_type = $this->get_content_type($content_link->getAttribute("href"), $useragent_compat);
398 if ($content_type && strpos($content_type, "text/html") !== FALSE) {
400 $tmp = fetch_file_contents(array("url" => $content_link->getAttribute("href"),
401 "useragent" => $useragent_compat));
403 //_debug("tmplen: " . mb_strlen($tmp));
405 if ($tmp && mb_strlen($tmp) < 1024 * 250) {
407 $r = new Readability($tmp, $content_link->getAttribute("href"));
411 $tmpxpath = new DOMXPath($r->dom
);
413 $entries = $tmpxpath->query('(//a[@href]|//img[@src])');
415 foreach ($entries as $entry) {
416 if ($entry->hasAttribute("href")) {
417 $entry->setAttribute("href",
418 rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("href")));
422 if ($entry->hasAttribute("src")) {
423 $entry->setAttribute("src",
424 rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("src")));
430 $article["content"] = $r->articleContent
->innerHTML
. "<hr/>" . $article["content"];
432 // prob not a very good idea (breaks wikipedia pages, etc) -
433 // inliner currently is not really fit for any random web content
435 //$doc = new DOMDocument();
436 //@$doc->loadHTML($article["content"]);
437 //$xpath = new DOMXPath($doc);
438 //$found = $this->inline_stuff($article, $doc, $xpath);
446 $node = $doc->getElementsByTagName('body')->item(0);
448 if ($node && $found) {
449 $article["content"] = $doc->saveXML($node);
456 function api_version() {
460 private function handle_as_video($doc, $entry, $source_stream, $poster_url = false, $debug = false) {
462 _debug("handle_as_video: $source_stream", $debug);
464 $video = $doc->createElement('video');
465 $video->setAttribute("autoplay", "1");
466 $video->setAttribute("controls", "1");
467 $video->setAttribute("loop", "1");
469 if ($poster_url) $video->setAttribute("poster", $poster_url);
471 $source = $doc->createElement('source');
472 $source->setAttribute("src", $source_stream);
473 $source->setAttribute("type", "video/mp4");
475 $video->appendChild($source);
477 $br = $doc->createElement('br');
478 $entry->parentNode
->insertBefore($video, $entry);
479 $entry->parentNode
->insertBefore($br, $entry);
481 $img = $doc->createElement('img');
482 $img->setAttribute("src",
483 "data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs%3D");
485 $entry->parentNode
->insertBefore($img, $entry);
489 $url = htmlspecialchars($_REQUEST["url"]);
491 header("Content-type: text/plain");
495 $doc = new DOMDocument();
496 @$doc->loadHTML("<html><body><a href=\"$url\">[link]</a></body>");
497 $xpath = new DOMXPath($doc);
499 print "Inline result: " . $this->inline_stuff([], $doc, $xpath, true) . "\n";
501 print "\nResulting HTML:\n";
503 print $doc->saveHTML();
507 private function get_content_type($url, $useragent = SELF_USER_AGENT
) {
508 $content_type = false;
510 if (function_exists("curl_init") && !defined("NO_CURL")) {
511 $ch = curl_init($url);
512 curl_setopt($ch, CURLOPT_TIMEOUT
, 5);
513 curl_setopt($ch, CURLOPT_RETURNTRANSFER
, 1);
514 curl_setopt($ch, CURLOPT_HEADER
, true);
515 curl_setopt($ch, CURLOPT_NOBODY
, true);
516 curl_setopt($ch, CURLOPT_FOLLOWLOCATION
, !ini_get("open_basedir"));
517 curl_setopt($ch, CURLOPT_USERAGENT
, $useragent);
519 @$result = curl_exec($ch);
520 $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE
);
523 return $content_type;