catch rendering exceptions

[grauphel.git] / controller / guicontroller.php

diff --git a/controller/guicontroller.php b/controller/guicontroller.php
index 6f0a15c821dba9139fc62beb025c9ae7e9c932fb..534f18ff4bdc848130eed03feb32589dd3de6baa 100644 (file)
--- a/controller/guicontroller.php
+++ b/controller/guicontroller.php
@@ -17,6 +17,7 @@ use \OCP\AppFramework\Controller;
 use \OCP\AppFramework\Http\TemplateResponse;
 use \OCA\Grauphel\Lib\Client;
 use \OCA\Grauphel\Lib\TokenStorage;
+use \OCA\Grauphel\Lib\Response\ErrorResponse;
 
 /**
  * Owncloud frontend
@@ -72,6 +73,74 @@ class GuiController extends Controller
         return $res;
     }
 
+    /**
+     * Show contents of a note
+     *
+     * @NoAdminRequired
+     * @NoCSRFRequired
+     */
+    public function note($guid)
+    {
+        $res = new TemplateResponse('grauphel', 'gui-note');
+
+        $note = $this->getNotes()->load($guid, false);
+        if ($note === null) {
+            return new ErrorResponse('Note does not exist');
+        }
+
+        $converter = new \OCA\Grauphel\Converter\Html();
+        $converter->internalLinkHandler = array($this, 'noteLinkHandler');
+
+        try {
+            $contentHtml = $converter->convert($note->{'note-content'});
+        } catch (\OCA\Grauphel\Converter\Exception $e) {
+            $contentHtml = '<div class="error">'
+                . '<p>There was an error converting the note to HTML:</p>'
+                . '<blockquote><tt>' . htmlspecialchars($e->getMessage()) . '</tt></blockquote>'
+                . '<p>Please open a bug report at'
+                . ' <a class="lined" href="http://github.com/cweiske/grauphel/issues">'
+                . 'github.com/cweiske/grauphel/issues</a>'
+                . ' and attach the XML version of the note.'
+                . '</div>';
+        }
+
+        $res->setParams(
+            array(
+                'note' => $note,
+                'note-content' => $contentHtml,
+                'links' => array(
+                    'json' => $this->urlGen->linkToRoute(
+                        'grauphel.api.note', array(
+                            'guid' => $guid, 'username' => $this->user->getUid()
+                        )
+                    ),
+                    'xml' => $this->urlGen->linkToRoute(
+                        'grauphel.notes.xml', array('guid' => $guid)
+                    ),
+                )
+            )
+        );
+
+        $selectedRawtag = null;
+        if (count($note->tags) > 0) {
+            $selectedRawtag = $note->tags[0];
+        }
+
+        $this->addNavigation($res, $selectedRawtag);
+        return $res;
+    }
+
+    public function noteLinkHandler($noteTitle)
+    {
+        $guid = $this->getNotes()->loadGuidByTitle($noteTitle);
+        if ($guid === null) {
+            return '#';
+        }
+        return $this->urlGen->linkToRoute(
+            'grauphel.gui.note', array('guid' => $guid)
+        );
+    }
+
     /**
      * Show all notes of a tag
      *
@@ -81,6 +150,12 @@ class GuiController extends Controller
     public function tag($rawtag)
     {
         $notes = $this->getNotes()->loadNotesOverview(null, $rawtag);
+        usort(
+            $notes,
+            function($noteA, $noteB) {
+                return strcmp($noteA['title'], $noteB['title']);
+            }
+        );
 
         $res = new TemplateResponse('grauphel', 'tag');
         $res->setParams(
@@ -185,6 +260,7 @@ class GuiController extends Controller
                     'href' => $this->urlGen->linkToRoute(
                         'grauphel.gui.tag', array('rawtag' => $rawtag)
                     ),
+                    'selected' => $rawtag == $selectedRawtag,
                 );
             }
         }