Add privacy policy/terms and conditions settings and display in bottom of certain pages. (#13219)

* Add privacy policy/terms and conditions settings and display in bottom of certain pages.

* tweak

* simplify PrivacyManager::shouldRenderFooterLinks().

* Update system test files

* removes typo

* do not render view if no links available

* Remove footer margin in embedded widget.

* ensure footer margin doesn't change (for UI tests)

* update ui files

1 files changed, 39 insertions, 1 deletions

diff --git a/plugins/PrivacyManager/PrivacyManager.php b/plugins/PrivacyManager/PrivacyManager.php
index 8eab5017b0..c289c5e0d8 100644
--- a/plugins/PrivacyManager/PrivacyManager.php
+++ b/plugins/PrivacyManager/PrivacyManager.php
@@ -26,6 +26,7 @@ use Piwik\Plugins\Goals\Archiver;
 use Piwik\Plugins\Installation\FormDefaultSettings;
 use Piwik\Site;
 use Piwik\Tracker\GoalManager;
+use Piwik\View;
 
 /**
  * Specifically include this for Tracker API (which does not use autoloader)
@@ -177,7 +178,8 @@ class PrivacyManager extends Plugin
             'Tracker.setVisitorIp'                    => array($this->ipAnonymizer, 'setVisitorIpAddress'),
             'Installation.defaultSettingsForm.init'   => 'installationFormInit',
             'Installation.defaultSettingsForm.submit' => 'installationFormSubmit',
-            'Translate.getClientSideTranslationKeys' => 'getClientSideTranslationKeys'
+            'Translate.getClientSideTranslationKeys' => 'getClientSideTranslationKeys',
+            'Template.pageFooter' => 'renderPrivacyPolicyLinks',
         );
     }
 
@@ -222,6 +224,7 @@ class PrivacyManager extends Plugin
         $stylesheets[] = "plugins/PrivacyManager/angularjs/manage-gdpr/managegdpr.directive.less";
         $stylesheets[] = "plugins/PrivacyManager/stylesheets/gdprOverview.less";
         $stylesheets[] = "plugins/PrivacyManager/angularjs/anonymize-log-data/anonymize-log-data.directive.less";
+        $stylesheets[] = "plugins/PrivacyManager/stylesheets/footerLinks.less";
     }
 
     /**
@@ -601,4 +604,39 @@ class PrivacyManager extends Plugin
         }
         return $salt;
     }
+
+    public function renderPrivacyPolicyLinks(&$out)
+    {
+        $settings = new SystemSettings();
+
+        if (!$this->shouldRenderFooterLinks($settings)) {
+            return;
+        }
+
+        $privacyPolicyUrl     = $settings->privacyPolicyUrl->getValue();
+        $termsAndConditionUrl = $settings->termsAndConditionUrl->getValue();
+
+        if (empty($privacyPolicyUrl) && empty($termsAndConditionUrl)) {
+            return;
+        }
+
+        $view = new View('@PrivacyManager/footerLinks.twig');
+        $view->privacyPolicyUrl  = $privacyPolicyUrl;
+        $view->termsAndCondition = $termsAndConditionUrl;
+        $out .= $view->render();
+    }
+
+    private function shouldRenderFooterLinks(SystemSettings $settings)
+    {
+        if (Piwik::getCurrentUserLogin() == 'anonymous') {
+            return true;
+        }
+
+        $module = Common::getRequestVar('module', false);
+        if ($module == 'Widgetize') {
+            return (bool)$settings->showInEmbeddedWidgets->getValue();
+        }
+
+        return false;
+    }
 }