1 files changed, 122 insertions, 0 deletions
diff --git a/lib/models/resources/ResourceBookingInterval.php b/lib/models/resources/ResourceBookingInterval.php
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+++ b/lib/models/resources/ResourceBookingInterval.php
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+<?php
+
+/**
+ * ResourceBookingInterval.php - model class for storing
+ * all resource bookings time intervals, including those for
+ * repetitions.
+ *
+ * The ResourceBookingEvent class contains all
+ * time intervals of all resources where they are
+ * assigned.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * @author      Moritz Strohm <strohm@data-quest.de>
+ * @copyright   2017
+ * @license     http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
+ * @category    Stud.IP
+ * @package     resources
+ * @since       4.1
+ *
+ * @property string $id alias column for interval_id
+ * @property string $interval_id database column
+ * @property string $resource_id database column
+ * @property string $booking_id database column
+ * @property int $begin database column
+ * @property int $end database column
+ * @property int $mkdate database column
+ * @property int $chdate database column
+ * @property int $takes_place database column
+ * @property ResourceBooking $booking belongs_to ResourceBooking
+ * @property Resource $resource belongs_to Resource
+ */
+class ResourceBookingInterval extends SimpleORMap
+{
+    protected static function configure($config = [])
+    {
+        $config['db_table'] = 'resource_booking_intervals';
+
+        $config['belongs_to']['booking'] = [
+            'class_name' => ResourceBooking::class,
+            'foreign_key' => 'booking_id',
+            'assoc_func' => 'find'
+        ];
+
+        $config['belongs_to']['resource'] = [
+            'class_name' => Resource::class,
+            'foreign_key' => 'resource_id',
+            'assoc_func' => 'find'
+        ];
+
+        parent::configure($config);
+    }
+
+    /**
+     * Creates resource booking interval entries by checking the
+     * values of a specified ResourceBooking object.
+     *
+     * @param ResourceBooking $booking The resource booking object
+     *     from which interval entries shall be generated.
+     *
+     * @return True, if all intervals have been created successfully,
+     *     false otherwise.
+     */
+    public static function createFromBooking(ResourceBooking $booking)
+    {
+        $time_intervals = $booking->calculateTimeIntervals();
+        foreach ($time_intervals as $time_interval) {
+            //Check if the time interval already exists:
+            $interval_exists = ResourceBookingInterval::countBySql(
+                'booking_id = :booking_id AND resource_id = :resource_id
+                AND begin = :begin AND end = :end',
+                [
+                    'booking_id' => $booking->id,
+                    'resource_id' => $booking->resource_id,
+                    'begin' => $time_interval['begin'],
+                    'end' => $time_interval['end']
+                ]
+            ) > 0;
+            if (!$interval_exists) {
+                $interval = new ResourceBookingInterval();
+                $interval->booking_id = $booking->id;
+                $interval->resource_id = $booking->resource_id;
+                $interval->begin = $time_interval['begin'];
+                $interval->end = $time_interval['end'];
+                if (!$interval->store()) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Converts this ResourceBookingInterval object to a DateInterval object.
+     *
+     * @return DateInterval A DateInterval representing the time interval
+     *     of this ResourceBookingInterval object.
+     */
+    public function toDateInterval()
+    {
+        $begin = new DateTime();
+        $begin->setTimestamp($this->begin);
+        $end = new DateTime();
+        $end->setTimestamp($this->end);
+
+        return $begin->diff($end);
+    }
+
+    public function __toString()
+    {
+        if (date('Ymd', $this->begin) == date('Ymd', $this->end)) {
+            return strftime('%a %x %R', $this->begin) . ' - ' . strftime('%R', $this->end);
+        } else {
+            return strftime('%a %x %R', $this->begin)
+                . ' - '
+                . strftime('%a %x %R', $this->end);
+        }
+    }
+}