diff options
author | Andrew Dolgov <[email protected]> | 2019-08-14 16:55:38 +0300 |
---|---|---|
committer | Andrew Dolgov <[email protected]> | 2019-08-14 16:55:38 +0300 |
commit | 68e2b05f657dca2a389cb9d585215c126e5da290 (patch) | |
tree | 50bc7e4ae3661b08cadec7bdf0b29100dc355dd0 /classes/article.php | |
parent | 26dbe02968f543913f67c3d6966ae5fe454d2ab1 (diff) |
* move get_article_image to Article; implement better og:image detection (similar to android app)
* pass article image to API clients in headlines row object
Diffstat (limited to 'classes/article.php')
-rwxr-xr-x | classes/article.php | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/classes/article.php b/classes/article.php index 67b1a4a05..f22c28066 100755 --- a/classes/article.php +++ b/classes/article.php @@ -823,4 +823,44 @@ class Article extends Handler_Protected { return true; } + static function get_article_image($enclosures, $content, $site_url) { + + $article_image = false; + $tmpdoc = new DOMDocument(); + + if (@$tmpdoc->loadHTML('<?xml encoding="UTF-8">' . mb_substr($content, 0, 131070))) { + $tmpxpath = new DOMXPath($tmpdoc); + $elems = $tmpxpath->query('(//img[@src]|//video[@poster]|//iframe[contains(@src , "youtube.com/embed/")])'); + + foreach ($elems as $e) { + if ($e->nodeName == "iframe") { + $matches = []; + if ($rrr = preg_match("/\/embed\/([\w-]+)/", $e->getAttribute("src"), $matches)) { + $article_image = "https://img.youtube.com/vi/" . $matches[1] . "/hqdefault.jpg"; + break; + } + } else if ($e->nodeName == "video") { + $article_image = $e->getAttribute("poster"); + break; + } else if ($e->nodeName == 'img') { + if (mb_strpos($e->getAttribute("src"), "data:") !== 0) { + $article_image = $e->getAttribute("src"); + } + break; + } + } + } + + if ($article_image) + return rewrite_relative_url($site_url, $article_image); + + foreach ($enclosures as $enc) { + if (strpos($enc["content_type"], "image/") !== FALSE) { + return rewrite_relative_url($site_url, $enc["content_url"]); + } + } + + return false; + } + } |