--- a/calls.json.php
+++ b/calls.json.php
@@ -1,1 +1,68 @@
+<?php
 
+function view($sensorID) {
+    $data = Array("sensorID" => $sensorID,
+    );
+    $timefrom = 1;
+    $timeto = 1;
+    $years = $this->Sensor_model->getSensorDataYears($sensorID, $timefrom, $timeto);
+    foreach ($years as $year) {
+        $yearsItem[] = Array("title" => $year['year'], "link" => "#",
+            "onclick" => "getData('$sensorID'," . mktime(0, 0, 0, 1, 1, $year['year']) . "," . mktime(0, 0, 0, 12, 31, $year['year']) . ");");
+    }
+    $months = $this->Sensor_model->getSensorDataMonths($sensorID, $timefrom, $timeto);
+    foreach ($months as $month) {
+        $monthsItem[] = Array("title" => date("F", mktime(0, 0, 0, $month['month'], 10)) . ' ' . $month['year'], "link" => "#",
+            "onclick" => "getData('$sensorID'," . mktime(0, 0, 0, $month['month'], 1, $month['year']) . "," . strtotime("+1 month", mktime(0, 0, 0, $month['month'], 1, $month['year'])) . ");");
+    }
+    $days = $this->Sensor_model->getSensorDataDays($sensorID, $timefrom, $timeto);
+    foreach ($days as $day) {
+        $daysItem[] = Array("title" => date("jS F", mktime(0, 0, 0, $day['month'], $day['day'])), "link" => "#",
+            "onclick" => "getData('$sensorID'," . mktime(0, 0, 0, $day['month'], $day['day'], $day['year']) . "," . mktime(23, 59, 59, $day['month'], $day['day'], $day['year']) . ");");
+    }
+
+    $data['sidebar'] = Array("years" => $yearsItem, "months" => $monthsItem, "days" => $daysItem
+    );
+    $this->javascript = Array("flot/jquery.flot.min.js", "flot/jquery.flot.resize.min.js", "flot/jquery.flot.crosshair.min.js");
+    $this->content = $this->load->view('pages/sensor/view', $data, true);
+    $this->render_page();
+}
+
+function json_graph($sensorID, $timefrom, $timeto) {
+    $values = $this->Sensor_model->getSensorValuesByHour($sensorID, $timefrom, $timeto);
+    $label = $sensorID;
+    $data = Array();
+    $tzoffset = $this->get_timezone_offset("UTC");
+    foreach ($values as $value) {
+        $data[] = Array((strtotime($value['time']) + $tzoffset) * 1000, intval($value['avg']));
+    }
+    $this->output
+            ->set_content_type('application/json')
+            ->set_output(json_encode(Array("label" => $label, "data" => $data,
+                        "previous" => Array(
+                            "from" => $timefrom - (24 * 60 * 60),
+                            "to" => $timefrom)
+                        ,
+                        "next" => Array(
+                            "to" => $timeto + (24 * 60 * 60),
+                            "from" => $timeto)
+                            )
+                    ));
+}
+
+function json_data_description($sensorID, $timefrom, $timeto) {
+    $timefrom = strtotime($timefrom);
+    $timeto = strtotime($timeto);
+    $years = $this->Sensor_model->getSensorDataYears($sensorID, $timefrom, $timeto);
+
+    $months = $this->Sensor_model->getSensorDataMonths($sensorID, $timefrom, $timeto);
+    $days = $this->Sensor_model->getSensorDataDays($sensorID, $timefrom, $timeto);
+
+    $this->output
+            ->set_content_type('application/json')
+            ->set_output(json_encode(Array("years" => $years, "months" => $months, "days" => $days
+                    )));
+}
+
+?>
+