Issue 5660: Check if .well-known is reachable (#5661)

* Issue 5660: Check if .well-known is reachable

* Fixes ".."

* Some text correction

* Some more correction

* Anf again some changed text :-)

diff --git a/mod/admin.php b/mod/admin.php
index 30073c655b0a3be672799dcaf510e626192f77aa..d4fcc533f73f60d1a79c0c4cff6be9b9eac9f744 100644 (file)
--- a/mod/admin.php
+++ b/mod/admin.php
@@ -24,6 +24,7 @@ use Friendica\Module\Tos;
 use Friendica\Util\Arrays;
 use Friendica\Util\DateTimeFormat;
 use Friendica\Util\Temporal;
+use Friendica\Util\Network;
 
 require_once 'include/enotify.php';
 require_once 'include/text.php';
@@ -868,6 +869,14 @@ function admin_page_summary(App $a)
                $warningtext[] = L10n::t('Friendica\'s configuration now is stored in config/local.ini.php, please copy config/local-sample.ini.php and move your config from <code>.htconfig.php</code>. See <a href="%s">the Config help page</a> for help with the transition.', $a->get_baseurl() . '/help/Config');
        }
 
+       // Check server vitality
+       if (!admin_page_server_vital()) {
+               $showwarning = true;
+               $well_known = $a->get_baseurl() . '/.well-known/host-meta';
+               $warningtext[] = L10n::t('<a href="%s">%s</a> is not reachable on your system. This is a severe configuration issue that prevents server to server communication. See <a href="%s">the installation page</a> for help.',
+                       $well_known, $well_known, $a->get_baseurl() . '/help/Install');
+       }
+
        $r = q("SELECT `page-flags`, COUNT(`uid`) AS `count` FROM `user` GROUP BY `page-flags`");
        $accounts = [
                [L10n::t('Normal Account'), 0],
@@ -2544,3 +2553,10 @@ function admin_page_features(App $a)
                return $o;
        }
 }
+
+function admin_page_server_vital()
+{
+       // Fetch the host-meta to check if this really is a vital server
+       $serverret = Network::curl(System::baseUrl() . '/.well-known/host-meta');
+       return $serverret["success"];
+}