Show release notes

core/templates/update.admin.php

@@ -34,6 +34,11 @@
 		<div class="infogroup bold">
 			<?php p($l->t('Please make sure that the database, the config folder and the data folder have been backed up before proceeding.')) ?>
 		</div>
+		<?php foreach ($_['releaseNotes'] as $note): ?>
+		<div class="infogroup bold">
+			<?php p($note) ?>
+		</div>
+		<?php endforeach; ?>
 		<input class="updateButton" type="button" value="<?php p($l->t('Start update')) ?>">
 		<div class="infogroup">
 			<?php p($l->t('To avoid timeouts with larger installations, you can instead run the following command from your installation directory:')) ?>

lib/base.php

@@ -392,12 +392,15 @@ class OC {
 			$tmpl->assign('isAppsOnlyUpgrade', false);
 		}
 
+		$releaseNotes = \OC::$server->getReleaseNotes();
+
 		// get third party apps
 		$ocVersion = \OCP\Util::getVersion();
 		$tmpl->assign('appsToUpgrade', $appManager->getAppsNeedingUpgrade($ocVersion));
 		$tmpl->assign('incompatibleAppsList', $appManager->getIncompatibleApps($ocVersion));
 		$tmpl->assign('productName', 'ownCloud'); // for now
 		$tmpl->assign('oldTheme', $oldTheme);
+		$tmpl->assign('releaseNotes', $releaseNotes->getReleaseNotes($installedVersion, $currentVersion));
 		$tmpl->printPage();
 	}
 

lib/private/server.php

@@ -623,6 +623,12 @@ class Server extends ServerContainer implements IServerContainer {
 
 			return $manager;
 		});
+
+		$this->registerService('ReleaseNotes', function (Server $c) {
+			return new \OC\ReleaseNotes(
+				$c->getDatabaseConnection()
+			);
+		});
 	}
 
 	/**
@@ -1276,4 +1282,11 @@ class Server extends ServerContainer implements IServerContainer {
 		return $this->query('ShareManager');
 	}
 
+	/**
+	 * @return \OC\ReleaseNotes
+	 */
+	public function getReleaseNotes() {
+		return $this->query('ReleaseNotes');
+	}
+
 }