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add HTTP link header to channel page, making it pluggable

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This commit is contained in:
zotlabs 2017-09-20 19:12:23 -07:00
parent 90f759412b
commit 7b060dff68
3 changed files with 40 additions and 0 deletions
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19
Zotlabs/Web/Router.php
View File

@ -178,6 +178,25 @@ class Router {
*/ */
if(\App::$module_loaded) { if(\App::$module_loaded) {
if (( \App::$module === 'channel' ) && argc() > 1) {
\App::$channel_links = [
[
'rel' => 'lrdd',
'type' => 'application/xrd+xml',
'url' => z_root() . '/xrd?f=&uri=acct%3A' . argv(1) . '%40' . \App::get_hostname()
],
[
'rel' => 'jrd',
'type' => 'application/jrd+json',
'url' => z_root() . '/.well-known/webfinger?f=&resource=acct%3A' . argv(1) . '%40' . \App::get_hostname()
],
];
$x = [ 'channel_address' => argv(1), 'channel_links' => \App::$channel_links ];
call_hooks('channel_links', $x );
\App::$channel_links = $x['channel_links'];
header('Link: ' . \App::get_channel_links());
}
\App::$page['page_title'] = \App::$module; \App::$page['page_title'] = \App::$module;
$placeholder = ''; $placeholder = '';

18
boot.php
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@ -782,6 +782,10 @@ class App {
public static $is_tablet = false; public static $is_tablet = false;
public static $comanche; public static $comanche;
public static $channel_links;
public static $category; public static $category;
// Allow themes to control internal parameters // Allow themes to control internal parameters
@ -929,6 +933,7 @@ class App {
self::$module = 'home'; self::$module = 'home';
} }
/* /*
* See if there is any page number information, and initialise * See if there is any page number information, and initialise
* pagination * pagination
@ -1026,6 +1031,19 @@ class App {
return self::$path; return self::$path;
} }
public static function get_channel_links() {
$s = '';
$x = self::$channel_links;
if($x && is_array($x) && count($x)) {
foreach($x as $y) {
if($s) {
$s .= ',';
}
$s .= '<' . $y['url'] . '>;rel="' . $y['rel'] . '";type="' . $y['type'] . '"';
}
}
return $s;
}
public static function set_account($acct) { public static function set_account($acct) {
self::$account = $acct; self::$account = $acct;
} }

3
doc/hooklist.bb
View File

@ -91,6 +91,9 @@ Hooks allow plugins/addons to "hook into" the code at many points and alter the
[zrl=[baseurl]/help/hook/channel_remove]channel_remove[/zrl] [zrl=[baseurl]/help/hook/channel_remove]channel_remove[/zrl]
Called when removing a channel Called when removing a channel
[zrl=[baseurl]/help/hook/channel_links]channel_links[/zrl]
Called when generating the Link: HTTP header for a channel
[zrl=[baseurl]/help/hook/channel_settings]channel_settings[/zrl] [zrl=[baseurl]/help/hook/channel_settings]channel_settings[/zrl]
Called when displaying the channel settings page Called when displaying the channel settings page