Show tooltip if the app is downloaded from a remote server

fixes #14405

settings/Controller/AppSettingsController.php

@@ -259,6 +259,12 @@ class AppSettingsController extends Controller {
 						$apps = array_filter($apps, function ($app) use ($installedApps) {
 							return !in_array($app['id'], $installedApps);
 						});
+
+						// show tooltip if app is downloaded from remote server
+						$inactiveApps = $this->getInactiveApps();
+						foreach ($apps as &$app) {
+							$app['needsDownload'] = !in_array($app['id'], $inactiveApps);
+						}
 					}
 
 					// sort by score
@@ -319,4 +325,23 @@ class AppSettingsController extends Controller {
 		});
 		return $apps;
 	}
+
+	/**
+	 * @return array
+	 */
+	private function getInactiveApps() {
+		$inactiveApps = \OC_App::listAllApps(true, false, $this->ocsClient);
+		$inactiveApps = array_filter($inactiveApps,
+			function ($app) {
+			return !$app['active'];
+		});
+		$inactiveApps = array_map(function($app) {
+			if (isset($app['ocsid'])) {
+				return $app['ocsid'];
+			}
+			return $app['id'];
+		}, $inactiveApps);
+		return $inactiveApps;
+	}
+
 }

settings/js/apps.js

@@ -119,6 +119,8 @@ OC.Settings.Apps = OC.Settings.Apps || {
 					$('#apps-list-empty').removeClass('hidden').find('h2').text(t('settings', 'No apps found for your version'));
 				}
 
+				$('.enable.needs-download').tipsy({fallback: t('settings', 'The app will be downloaded from the app store')});
+
 				$('.app-level .official').tipsy({fallback: t('settings', 'Official apps are developed by and within the ownCloud community. They offer functionality central to ownCloud and are ready for production use.')});
 				$('.app-level .approved').tipsy({fallback: t('settings', 'Approved apps are developed by trusted developers and have passed a cursory security check. They are actively maintained in an open code repository and their maintainers deem them to be stable for casual to normal use.')});
 				$('.app-level .experimental').tipsy({fallback: t('settings', 'This app is not checked for security issues and is new or known to be unstable. Install at your own risk.')});

settings/templates/apps.php

@@ -134,7 +134,7 @@ script(
 	<br />
 	<input type="hidden" id="group_select" title="<?php p($l->t('All')); ?>" style="width: 200px">
 	{{else}}
-	<input class="enable" type="submit" data-appid="{{id}}" data-active="false" {{#unless canInstall}}disabled="disabled"{{/unless}} value="<?php p($l->t("Enable"));?>"/>
+	<input class="enable{{#if needsDownload}} needs-download{{/if}}" type="submit" data-appid="{{id}}" data-active="false" {{#unless canInstall}}disabled="disabled"{{/unless}} value="<?php p($l->t("Enable"));?>"/>
 	{{/if}}
 	{{#if canUnInstall}}
 	<input class="uninstall" type="submit" value="<?php p($l->t('Uninstall App')); ?>" data-appid="{{id}}" />