Add task analytics

app/Helper/Dt.php

@@ -0,0 +1,110 @@
+<?php
+
+namespace Helper;
+
+use DateTime;
+
+/**
+ * DateTime helpers
+ *
+ * @package helper
+ * @author  Frederic Guillot
+ */
+class Dt extends \Core\Base
+{
+    /**
+     * Get duration in seconds into human format
+     *
+     * @access public
+     * @param  integer  $seconds
+     * @return string
+     */
+    public function duration($seconds)
+    {
+        $dtF = new DateTime("@0");
+        $dtT = new DateTime("@$seconds");
+        return $dtF->diff($dtT)->format('%a days, %h hours, %i minutes and %s seconds');
+    }
+
+    /**
+     * Get the age of an item in quasi human readable format.
+     * It's in this format: <1h , NNh, NNd
+     *
+     * @access public
+     * @param  integer    $timestamp    Unix timestamp of the artifact for which age will be calculated
+     * @param  integer    $now          Compare with this timestamp (Default value is the current unix timestamp)
+     * @return string
+     */
+    public function age($timestamp, $now = null)
+    {
+        if ($now === null) {
+            $now = time();
+        }
+
+        $diff = $now - $timestamp;
+
+        if ($diff < 900) {
+            return t('<15m');
+        }
+        if ($diff < 1200) {
+            return t('<30m');
+        }
+        else if ($diff < 3600) {
+            return t('<1h');
+        }
+        else if ($diff < 86400) {
+            return '~'.t('%dh', $diff / 3600);
+        }
+
+        return t('%dd', ($now - $timestamp) / 86400);
+    }
+
+    /**
+     * Get all hours for day
+     *
+     * @access public
+     * @return array
+     */
+    public function getDayHours()
+    {
+        $values = array();
+
+        foreach (range(0, 23) as $hour) {
+            foreach (array(0, 30) as $minute) {
+                $time = sprintf('%02d:%02d', $hour, $minute);
+                $values[$time] = $time;
+            }
+        }
+
+        return $values;
+    }
+
+    /**
+     * Get all days of a week
+     *
+     * @access public
+     * @return array
+     */
+    public function getWeekDays()
+    {
+        $values = array();
+
+        foreach (range(1, 7) as $day) {
+            $values[$day] = $this->getWeekDay($day);
+        }
+
+        return $values;
+    }
+
+    /**
+     * Get the localized day name from the day number
+     *
+     * @access public
+     * @param  integer   $day  Day number
+     * @return string
+     */
+    public function getWeekDay($day)
+    {
+        return dt('%A', strtotime('next Monday +'.($day - 1).' days'));
+    }
+}