1 files changed, 134 insertions, 0 deletions
diff --git a/app/Formatter/TaskICalFormatter.php b/app/Formatter/TaskICalFormatter.php
new file mode 100644
index 00000000..a149f725
--- /dev/null
+++ b/app/Formatter/TaskICalFormatter.php
@@ -0,0 +1,134 @@
+<?php
+
+namespace Kanboard\Formatter;
+
+use DateTime;
+use Eluceo\iCal\Component\Calendar;
+use Eluceo\iCal\Component\Event;
+use Eluceo\iCal\Property\Event\Attendees;
+use Kanboard\Core\Filter\FormatterInterface;
+
+/**
+ * iCal event formatter for tasks
+ *
+ * @package  formatter
+ * @author   Frederic Guillot
+ */
+class TaskICalFormatter extends BaseTaskCalendarFormatter implements FormatterInterface
+{
+    /**
+     * Calendar object
+     *
+     * @access private
+     * @var \Eluceo\iCal\Component\Calendar
+     */
+    private $vCalendar;
+
+    /**
+     * Get Ical events
+     *
+     * @access public
+     * @return string
+     */
+    public function format()
+    {
+        return $this->vCalendar->render();
+    }
+
+    /**
+     * Set calendar object
+     *
+     * @access public
+     * @param \Eluceo\iCal\Component\Calendar $vCalendar
+     * @return FormatterInterface
+     */
+    public function setCalendar(Calendar $vCalendar)
+    {
+        $this->vCalendar = $vCalendar;
+        return $this;
+    }
+
+    /**
+     * Transform results to iCal events
+     *
+     * @access public
+     * @return FormatterInterface
+     */
+    public function addDateTimeEvents()
+    {
+        foreach ($this->query->findAll() as $task) {
+            $start = new DateTime;
+            $start->setTimestamp($task[$this->startColumn]);
+
+            $end = new DateTime;
+            $end->setTimestamp($task[$this->endColumn] ?: time());
+
+            $vEvent = $this->getTaskIcalEvent($task, 'task-#'.$task['id'].'-'.$this->startColumn.'-'.$this->endColumn);
+            $vEvent->setDtStart($start);
+            $vEvent->setDtEnd($end);
+
+            $this->vCalendar->addComponent($vEvent);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Transform results to all day iCal events
+     *
+     * @access public
+     * @return FormatterInterface
+     */
+    public function addFullDayEvents()
+    {
+        foreach ($this->query->findAll() as $task) {
+            $date = new DateTime;
+            $date->setTimestamp($task[$this->startColumn]);
+
+            $vEvent = $this->getTaskIcalEvent($task, 'task-#'.$task['id'].'-'.$this->startColumn);
+            $vEvent->setDtStart($date);
+            $vEvent->setDtEnd($date);
+            $vEvent->setNoTime(true);
+
+            $this->vCalendar->addComponent($vEvent);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get common events for task iCal events
+     *
+     * @access protected
+     * @param  array   $task
+     * @param  string  $uid
+     * @return Event
+     */
+    protected function getTaskIcalEvent(array &$task, $uid)
+    {
+        $dateCreation = new DateTime;
+        $dateCreation->setTimestamp($task['date_creation']);
+
+        $dateModif = new DateTime;
+        $dateModif->setTimestamp($task['date_modification']);
+
+        $vEvent = new Event($uid);
+        $vEvent->setCreated($dateCreation);
+        $vEvent->setModified($dateModif);
+        $vEvent->setUseTimezone(true);
+        $vEvent->setSummary(t('#%d', $task['id']).' '.$task['title']);
+        $vEvent->setUrl($this->helper->url->base().$this->helper->url->to('task', 'show', array('task_id' => $task['id'], 'project_id' => $task['project_id'])));
+
+        if (! empty($task['owner_id'])) {
+            $vEvent->setOrganizer($task['assignee_name'] ?: $task['assignee_username'], $task['assignee_email']);
+        }
+
+        if (! empty($task['creator_id'])) {
+            $attendees = new Attendees;
+            $attendees->add('MAILTO:'.($task['creator_email'] ?: $task['creator_username'].'@kanboard.local'));
+            $vEvent->setAttendees($attendees);
+        }
+
+        return $vEvent;
+    }
+}