Fix #28: array_shift() E_NOTICE in owncloud.log
[grauphel.git] / controller / guicontroller.php
index 8e260bc0a269795a414bcc2b1e310a3a9912b0c4..d48296d49af8b50343b8e3e51c03d195560dc06a 100644 (file)
@@ -15,6 +15,9 @@ namespace OCA\Grauphel\Controller;
 
 use \OCP\AppFramework\Controller;
 use \OCP\AppFramework\Http\TemplateResponse;
 
 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
 
 /**
  * Owncloud frontend
@@ -56,26 +59,310 @@ class GuiController extends Controller
      */
     public function index()
     {
      */
     public function index()
     {
-        $this->checkDeps();
+        try {
+            $this->checkDeps();
+        } catch (\Exception $e) {
+            $res = new TemplateResponse('grauphel', 'error');
+            $res->setParams(
+                array(
+                    'message' => $e->getMessage(),
+                    'code' => $e->getCode(),
+                )
+            );
+            return $res;
+        }
 
         $res = new TemplateResponse('grauphel', 'index');
         $res->setParams(
             array(
 
         $res = new TemplateResponse('grauphel', 'index');
         $res->setParams(
             array(
-                'apiurl' => $this->urlGen->getAbsoluteURL(
-                    $this->urlGen->linkToRoute(
-                        'grauphel.gui.index'
-                    )
+                'apiroot' => $this->getApiRootUrl(),
+                'apiurl'  => $this->urlGen->linkToRoute('grauphel.api.index')
+            )
+        );
+        $this->addNavigation($res);
+        $this->addStats($res);
+        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) {
+            $res = new ErrorResponse('Note does not exist');
+            $res->setStatus(\OCP\AppFramework\Http::STATUS_NOT_FOUND);
+            return $res;
+        }
+
+        $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(
+                    'html' => $this->urlGen->linkToRoute(
+                        'grauphel.notes.html', array('guid' => $guid)
+                    ),
+                    'json' => $this->urlGen->linkToRoute(
+                        'grauphel.api.note', array(
+                            'guid' => $guid, 'username' => $this->user->getUid()
+                        )
+                    ),
+                    'text' => $this->urlGen->linkToRoute(
+                        'grauphel.notes.text', array('guid' => $guid)
+                    ),
+                    'xml' => $this->urlGen->linkToRoute(
+                        'grauphel.notes.xml', array('guid' => $guid)
+                    ),
+                )
+            )
+        );
+
+        $selectedRawtag = 'grauphel:special:untagged';
+        if (count($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' => $guid)
+        );
+    }
+
+    /**
+     * Show all notes of a tag
+     *
+     * @NoAdminRequired
+     * @NoCSRFRequired
+     */
+    public function tag($rawtag)
+    {
+        $rawtag = $this->unescapeTagFromUrl($rawtag);
+        $notes = $this->getNotes()->loadNotesOverview(null, $rawtag, true);
+        usort(
+            $notes,
+            function($noteA, $noteB) {
+                return strcmp($noteA['title'], $noteB['title']);
+            }
+        );
+
+        foreach ($notes as &$note) {
+            $diffInDays = intval(
+                (time() - strtotime($note['last-change-date'])) / 86400
+            );
+            $value = 0 + $diffInDays;
+            if ($value > 160) {
+                $value = 160;
+            }
+            $note['dateColor'] = '#' . str_repeat(sprintf('%02X', $value), 3);
+        }
+
+        $res = new TemplateResponse('grauphel', 'tag');
+        $res->setParams(
+            array(
+                'tag'    => $this->getPrettyTagName($rawtag),
+                'rawtag' => $rawtag,
+                'notes'  => $notes,
+            )
+        );
+        $this->addNavigation($res, $rawtag);
+
+        return $res;
+    }
+
+    /**
+     * Show access tokens
+     *
+     * @NoAdminRequired
+     * @NoCSRFRequired
+     */
+    public function tokens()
+    {
+        $tokens = new TokenStorage();
+        $res = new TemplateResponse('grauphel', 'tokens');
+        $res->setParams(
+            array(
+                'tokens' => $tokens->loadForUser(
+                    $this->user->getUid(), 'access'
                 ),
                 ),
+                'client' => new Client(),
+                'username' => $this->user->getUid(),
             )
         );
             )
         );
+        $this->addNavigation($res, null);
+
+        return $res;
+    }
+
+    /**
+     * Allow the user to clear his database
+     *
+     * @NoAdminRequired
+     * @NoCSRFRequired
+     */
+    public function database($reset = null)
+    {
+        $res = new TemplateResponse('grauphel', 'gui-database');
+        $res->setParams(array('reset' => $reset));
+        $this->addNavigation($res, null);
+        $this->addStats($res);
+
         return $res;
     }
 
         return $res;
     }
 
+    /**
+     * Resets the database by deleting all notes and deleting the user's
+     * sync data.
+     *
+     * @NoAdminRequired
+     */
+    public function databaseReset()
+    {
+        $reset = false;
+        if ($_POST['username'] != '' && $_POST['username'] == $this->user->getUid()) {
+            $notes = $this->getNotes();
+            $notes->deleteAll();
+            $notes->deleteSyncData();
+            $reset = true;
+        }
+
+        return $this->database($reset);
+    }
+
+    protected function addNavigation(TemplateResponse $res, $selectedRawtag = null)
+    {
+        $nav = new \OCP\Template('grauphel', 'appnavigation', '');
+        $nav->assign('apiroot', $this->getApiRootUrl());
+        $nav->assign('tags', array());
+
+        $params = $res->getParams();
+        $params['appNavigation'] = $nav;
+        $res->setParams($params);
+
+        if ($this->user === null) {
+            return;
+        }
+
+        $rawtags = $this->getNotes()->getTags();
+        sort($rawtags);
+        array_unshift(
+            $rawtags,
+            'grauphel:special:all', 'grauphel:special:untagged'
+        );
+
+        $tags = array();
+        foreach ($rawtags as $rawtag) {
+            $name = $this->getPrettyTagName($rawtag);
+            if ($name !== false) {
+                $tags[] = array(
+                    'name' => $name,
+                    'id'   => $rawtag,
+                    'href' => $this->urlGen->linkToRoute(
+                        'grauphel.gui.tag',
+                        array('rawtag' => $this->escapeTagForUrl($rawtag))
+                    ),
+                    'selected' => $rawtag == $selectedRawtag,
+                );
+            }
+        }
+        $nav->assign('tags', $tags);
+    }
+
+    protected function addStats(TemplateResponse $res)
+    {
+        if ($this->user === null) {
+            return;
+        }
+
+        $username = $this->user->getUid();
+        $notes  = $this->getNotes();
+        $tokens = new \OCA\Grauphel\Lib\TokenStorage();
+
+        $nav = new \OCP\Template('grauphel', 'indexStats', '');
+        $nav->assign('notes', count($notes->loadNotesOverview()));
+        $nav->assign('syncrev', $notes->loadSyncData()->latestSyncRevision);
+        $nav->assign('tokens', count($tokens->loadForUser($username, 'access')));
+
+        $params = $res->getParams();
+        $params['stats'] = $nav;
+        $res->setParams($params);
+    }
+
     protected function checkDeps()
     {
         if (!class_exists('OAuthProvider')) {
     protected function checkDeps()
     {
         if (!class_exists('OAuthProvider')) {
-            throw new \Exception('PHP extension "oauth" is required');
+            throw new \Exception('PHP extension "oauth" is required', 1001);
+        }
+    }
+
+    protected function getApiRootUrl()
+    {
+        //we need to remove the trailing / for tomdroid and conboy
+        return rtrim(
+            $this->urlGen->getAbsoluteURL(
+                $this->urlGen->linkToRoute('grauphel.gui.index')
+            ),
+            '/'
+        );
+    }
+
+    protected function getNotes()
+    {
+        $username = $this->user->getUid();
+        $notes  = new \OCA\Grauphel\Lib\NoteStorage($this->urlGen);
+        $notes->setUsername($username);
+        return $notes;
+    }
+
+    protected function getPrettyTagName($rawtag)
+    {
+        if (substr($rawtag, 0, 16) == 'system:notebook:') {
+            return substr($rawtag, 16);
+        } else if (substr($rawtag, 0, 17) == 'grauphel:special:') {
+            return '*' . substr($rawtag, 17) . '*';
         }
         }
+        return false;
+    }
+
+    protected function escapeTagForUrl($rawtag)
+    {
+        return str_replace('/', '%2F', $rawtag);
+    }
+
+    protected function unescapeTagFromUrl($rawtag)
+    {
+        return str_replace('%2F', '/', $rawtag);
     }
 }
 ?>
     }
 }
 ?>