From 900c713eb27fe28aebe783b9bc0099dc5116878f Mon Sep 17 00:00:00 2001
From: Carsten Perthel <carsten@cpesoft.com>
Date: Sat, 10 Oct 2015 15:58:01 +0000
Subject: [PATCH 1/3] Add 'hide_showrev' config option

---
 conf/default.php  | 1 +
 conf/metadata.php | 1 +
 2 files changed, 2 insertions(+)

diff --git a/conf/default.php b/conf/default.php
index 8d52fae..0e706c8 100644
--- a/conf/default.php
+++ b/conf/default.php
@@ -6,6 +6,7 @@
 $conf['hidereaderbanner'] = 0;
 $conf['hide drafts'] = 0;
 $conf['hide_approved_banner'] = 0;
+$conf['hide_showrev'] = 0;
 $conf['author groups'] = '';
 $conf['internal note'] = '';
 $conf['delete attic on first approve'] = 0;
diff --git a/conf/metadata.php b/conf/metadata.php
index cb9ea4b..58aaf25 100644
--- a/conf/metadata.php
+++ b/conf/metadata.php
@@ -6,6 +6,7 @@
 $meta['hide drafts'] = array('onoff');
 $meta['hidereaderbanner'] = array('onoff');
 $meta['hide_approved_banner'] = array('onoff');
+$meta['hide_showrev'] = array('onoff');
 $meta['author groups'] = array('string');
 $meta['internal note'] = array('string');
 $meta['delete attic on first approve'] = array('onoff');

From 4b8997ce4c25e34a65759e1c37d2c4685976251f Mon Sep 17 00:00:00 2001
From: Carsten Perthel <carsten@cpesoft.com>
Date: Sat, 10 Oct 2015 15:58:24 +0000
Subject: [PATCH 2/3] Add translations (en, de) for 'hide_showrev' config
 option

---
 lang/de/settings.php | 1 +
 lang/en/settings.php | 1 +
 2 files changed, 2 insertions(+)

diff --git a/lang/de/settings.php b/lang/de/settings.php
index 00634e1..e0abb4e 100644
--- a/lang/de/settings.php
+++ b/lang/de/settings.php
@@ -12,6 +12,7 @@
 $lang['hidereaderbanner']      = 'Verstecke Banner vor Benutzern, die nur das Leserecht haben';
 $lang['hide drafts']           = 'Verstecke unbestätigte Versionen vor Benutzern, die nur das Leserecht haben.';
 $lang['hide_approved_banner']  = 'Verstecke Banner auf bestätigten Seiten.';
+$lang['hide_showrev']          = 'Verstecke showrev Warnung';
 $lang['author groups']         = 'Gruppen, die Drafts sehen können (mehrere mit Leerzeichen trennen)';
 $lang['internal note']         = 'Notiz auf nicht veröffentlichten Seiten';
 $lang['delete attic on first approve'] = 'Alte Versionen bei erster Bestätigung löschen';
diff --git a/lang/en/settings.php b/lang/en/settings.php
index 9f25083..2c36342 100644
--- a/lang/en/settings.php
+++ b/lang/en/settings.php
@@ -6,6 +6,7 @@
 $lang['hidereaderbanner'] = 'Hide banner to read only users';
 $lang['hide drafts'] = 'Hide drafts to read only users';
 $lang['hide_approved_banner']  = 'Hide banner on approved pages';
+$lang['hide_showrev']  = 'Hide showrev warning';
 $lang['author groups'] = 'Groups that can see drafts (separate by blank)';
 $lang['internal note'] = 'Note on unapproved pages';
 $lang['delete attic on first approve'] = 'Delete attic on first approve';

From 3d57703e4022f0f0a0ced74ee94d0c5d2624ddb3 Mon Sep 17 00:00:00 2001
From: Carsten Perthel <carsten@cpesoft.com>
Date: Sat, 10 Oct 2015 16:03:58 +0000
Subject: [PATCH 3/3] Implement action to display/hide showrev warning. This
 prevents or allows the HTML_SHOWREV_OUTPUT event to occur based on the config
 option setting for 'hide_showrev'.

---
 action/handleshowrev.php | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 action/handleshowrev.php

diff --git a/action/handleshowrev.php b/action/handleshowrev.php
new file mode 100644
index 0000000..7d685fa
--- /dev/null
+++ b/action/handleshowrev.php
@@ -0,0 +1,35 @@
+<?php
+
+if(!defined('DOKU_INC')) die();
+
+class action_plugin_publish_handleshowrev extends DokuWiki_Action_Plugin {
+
+    /**
+     * @var helper_plugin_publish
+     */
+    private $hlp;
+
+    function __construct() {
+        $this->hlp = plugin_load('helper','publish');
+    }
+
+    function register(Doku_Event_Handler $controller) {
+        $controller->register_hook('HTML_SHOWREV_OUTPUT', 'BEFORE', $this, 'handle_showrev', array());
+    }
+
+    /**
+     * @param Doku_Event $event
+     * @param array $param
+     */
+    function handle_showrev(Doku_Event &$event, $param) {
+        if (!$this->hlp->isActive()) {
+            return;
+        }
+        
+        if ($this->getConf('hide_showrev')) {
+            $event->preventDefault();    
+        }
+        
+        return;
+    }
+}