Merge branch 'bugfix/hook-interface-6932'

fixes #6932
fixes #6928

library/Icinga/Web/Hook/GrapherHook.php

@@ -4,6 +4,8 @@
 
 namespace Icinga\Web\Hook;
 
+use Icinga\Exception\ProgrammingError;
+
 /**
  * Icinga Web Grapher Hook base class
  *
@@ -14,7 +16,7 @@ namespace Icinga\Web\Hook;
  * @author     Icinga-Web Team <info@icinga.org>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU General Public License
  */
-class Grapher
+abstract class GrapherHook
 {
     /**
      * Whether this grapher provides preview images
@@ -56,9 +58,13 @@ class Grapher
     /**
      * Whether a graph for the given host[, service [, plot]] exists
      *
+     * @param   string  $host
+     * @param   string  $service
+     * @param   string  $plot
+     *
      * @return bool
      */
-    public function hasGraph($host, $service = null, $plot = null)
+    public function has($host, $service = null, $plot = null)
     {
         return false;
     }
@@ -66,13 +72,47 @@ class Grapher
     /**
      * Get a preview image for the given host[, service [, plot]] exists
      *
-     * WARNING: We are not sure yet whether this will remain as is
+     * @param   string  $host
+     * @param   string  $service
+     * @param   string  $plot
      *
-     * @return string
+     * @return  string
+     *
+     * @throws  ProgrammingError
      */
-    public function getPreviewImage($host, $service = null, $plot = null)
+    public function getPreviewHtml($host, $service = null, $plot = null)
     {
-        throw new Exception('This backend has no preview images');
+        throw new ProgrammingError('This backend has no preview images');
+    }
+
+    /**
+     * Whether a tiny graph for the given host[, service [, plot]] exists
+     *
+     * @param   string  $host
+     * @param   string  $service
+     * @param   string  $plot
+     *
+     * @return  bool
+     */
+    public function hasTinyPreview($host, $service = null, $plot = null)
+    {
+        return false;
+    }
+
+    /**
+     * Get a tiny preview image for the given host[, service [, plot]] exists
+     *
+     * @param   string  $host
+     * @param   string  $service
+     * @param   string  $plot
+     *
+     * @return  string
+     *
+     * @throws  ProgrammingError
+     */
+    public function getTinyPreviewHtml($host, $service = null, $plot = null)
+    {
+        throw new ProgrammingError('This backend has no tiny preview images');
     }
 
     /**
@@ -80,10 +120,11 @@ class Grapher
      *
      * WARNING: We are not sure yet whether this will remain as is
      *
-     * @return string
+     * @param   string  $host
+     * @param   string  $service
+     * @param   string  $plot
+     *
+     * @return  string
      */
-    public function getGraphUrl($host, $service = null, $plot = null)
-    {
-        throw new Exception('This backend has no images');
-    }
+    abstract function getGraphUrl($host, $service = null, $plot = null);
 }

library/Icinga/Web/Hook/TicketHook.php

@@ -14,7 +14,7 @@ namespace Icinga\Web\Hook;
  * @author     Icinga-Web Team <info@icinga.org>
  * @license    http://www.gnu.org/copyleft/gpl.html GNU General Public License
  */
-abstract class Ticket
+abstract class TicketHook
 {
     /**
      * Constructor must live without arguments right now

library/Icinga/Web/Hook/TopBarHook.php

@@ -10,7 +10,7 @@ use \Zend_View;
 /**
  * Hook to extend topbar items
  */
-interface TopBar
+abstract class TopBarHook
 {
     /**
      * Function to generate top bar content
@@ -20,5 +20,5 @@ interface TopBar
      *
      * @return  string
      */
-    public function getHtml($request, $view);
+    abstract public function getHtml($request, $view);
 }

modules/monitoring/application/controllers/ShowController.php

@@ -25,6 +25,9 @@ class Monitoring_ShowController extends Controller
      */
     protected $backend;
 
+    /**
+     * @var Hook\GrapherHook
+     */
     protected $grapher;
 
     /**
@@ -61,8 +64,8 @@ class Monitoring_ShowController extends Controller
             . ' on ' . $o->host_name;
         $this->getTabs()->activate('service');
         $o->populate();
-        if ($this->grapher && $this->grapher->hasGraph($o->host_name, $o->service_description)) {
-            $this->view->grapherHtml = $this->grapher->getPreviewImage($o->host_name, $o->service_description);
+        if ($this->grapher && $this->grapher->hasPreviews($o->host_name, $o->service_description)) {
+            $this->view->grapherHtml = $this->grapher->getPreviewHtml($o->host_name, $o->service_description);
         }
     }
 
@@ -76,8 +79,8 @@ class Monitoring_ShowController extends Controller
         $this->getTabs()->activate('host');
         $this->view->title = $o->host_name;
         $o->populate();
-        if ($this->grapher && $this->grapher->hasGraph($o->host_name)) {
-            $this->view->grapherHtml = $this->grapher->getPreviewImage($o->host_name);
+        if ($this->grapher && $this->grapher->hasPreviews($o->host_name)) {
+            $this->view->grapherHtml = $this->grapher->getPreviewHtml($o->host_name);
         }
     }
 

modules/monitoring/library/Monitoring/Web/Hook/TimelineProviderHook.php

@@ -9,7 +9,7 @@ use Icinga\Module\Monitoring\Timeline\TimeRange;
 /**
  * Base class for TimeLine providers
  */
-abstract class TimelineProvider
+abstract class TimelineProviderHook
 {
     /**
      * Return the names by which to group entries

modules/monitoring/library/Monitoring/Web/Hook/TopBar.php

@@ -4,7 +4,7 @@
 
 namespace Icinga\Module\Monitoring\Web\Hook;
 
-use Icinga\Web\Hook\TopBar as IcingaTopBar;
+use Icinga\Web\Hook\TopBarHook;
 use Icinga\Module\Monitoring\DataView\StatusSummary as StatusSummaryView;
 use Icinga\Web\Request;
 use Zend_View;
@@ -12,7 +12,7 @@ use Zend_View;
 /**
  * Render status summary into the topbar of icinga
  */
-class TopBar implements IcingaTopBar
+class TopBar extends TopBarHook
 {
     /**
      * Function to generate top bar content