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authorMax Kostikov <max@kostikov.co>2019-10-11 00:46:02 +0200
committerMax Kostikov <max@kostikov.co>2019-10-11 00:46:02 +0200
commit3881ebcce062b6857d13f98212c50cdcd6b8b49d (patch)
treefde2cd1c1d503cb0764fe1a9711f246b5d2ccddd /Zotlabs/Module
parentd017e34795f124ecf789d8a38b33e684ded6b7d2 (diff)
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Better Opengraph markup for channel
Diffstat (limited to 'Zotlabs/Module')
-rw-r--r--Zotlabs/Module/Channel.php49
1 files changed, 38 insertions, 11 deletions
diff --git a/Zotlabs/Module/Channel.php b/Zotlabs/Module/Channel.php
index b1639b213..e83b42d67 100644
--- a/Zotlabs/Module/Channel.php
+++ b/Zotlabs/Module/Channel.php
@@ -111,17 +111,6 @@ class Channel extends Controller {
// we start loading content
profile_load($which,$profile);
-
- App::$page['htmlhead'] .= '<meta property="og:title" content="' . htmlspecialchars($channel['channel_name']) . '">' . "\r\n";
- App::$page['htmlhead'] .= '<meta property="og:image" content="' . $channel['xchan_photo_l'] . '">' . "\r\n";
-
- if(App::$profile['about'] && perm_is_allowed($channel['channel_id'],get_observer_hash(),'view_profile')) {
- App::$page['htmlhead'] .= '<meta property="og:description" content="' . htmlspecialchars(App::$profile['about']) . '">' . "\r\n";
- }
- else {
- App::$page['htmlhead'] .= '<meta property="og:description" content="' . htmlspecialchars(sprintf( t('This is the home page of %s.'), $channel['channel_name'])) . '">' . "\r\n";
- }
-
}
function get($update = 0, $load = false) {
@@ -385,6 +374,44 @@ class Channel extends Controller {
$items = array();
}
+ // Add Opengraph markup
+ //
+ if(! empty($items) && isset($decoded)) {
+ // get post data
+ if(! empty($r[0]['title']))
+ $ogtitle = $r[0]['title'];
+
+ if(preg_match("/\[[zi]mg(=[0-9]+x[0-9]+)?\]([^\[]+)/is", $r[0]['body'], $matches))
+ $ogimage = $matches[2];
+
+ $ogdesc = bbcode($r[0]['body'], [ 'tryoembed' => false ]);
+ $ogdesc = trim(html2plain($ogdesc, 0, true));
+ $ogdesc = html_entity_decode($ogdesc, ENT_QUOTES, 'UTF-8');
+ $ogdesc = preg_replace("/https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,\@]+/", "", $ogdesc);
+ $ogdesc = substr($ogdesc, 0, 280);
+ $ogdesc = str_replace("\n", " ", $ogdesc);
+ while (strpos($ogdesc, " ") !== false)
+ $ogdesc = str_replace(" ", " ", $ogdesc);
+ if (substr($ogdesc, -1) != "\n")
+ $ogdesc = rtrim(substr($ogdesc, 0, strrpos($ogdesc, " ")), "?.,:;!-") . "...";
+ }
+
+ $channel = channelx_by_n(App::$profile['profile_uid']);
+
+ if(! isset($ogdesc)) {
+ if(App::$profile['about'] && perm_is_allowed($channel['channel_id'],get_observer_hash(),'view_profile')) {
+ $ogdesc = App::$profile['about'];
+ }
+ else {
+ $ogdesc = sprintf( t('This is the home page of %s.'), $channel['channel_name']);
+ }
+ }
+
+ App::$page['htmlhead'] .= '<meta property="og:title" content="' . htmlspecialchars((isset($ogtitle) ? $ogtitle : $channel['channel_name'])) . '">' . "\r\n";
+ App::$page['htmlhead'] .= '<meta property="og:image" content="' . (isset($ogimage) ? $ogimage : $channel['xchan_photo_l']) . '">' . "\r\n";
+ App::$page['htmlhead'] .= '<meta property="og:description" content="' . htmlspecialchars($ogdesc) . '">' . "\r\n";
+
+
if((! $update) && (! $load)) {
if($decoded)