1 files changed, 176 insertions, 0 deletions
diff --git a/lib/classes/DateFormatter.php b/lib/classes/DateFormatter.php
new file mode 100644
index 0000000..5309cbc
--- /dev/null
+++ b/lib/classes/DateFormatter.php
@@ -0,0 +1,176 @@
+<?php
+# Lifter010: TODO
+/**
+ * DateFormater.php - Handles the formatting of one date and associated rooms.
+ *
+ * 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      sbrummer <soenke.brummerloh@uni-osnabrueck.de>
+ * @license     http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
+ * @category    Stud.IP
+ */
+
+/**
+ * Formates one SingleDate object or a series of SingleDate objects into a nice format.
+ */
+class DateFormatter {
+    /**
+     * @var array holds the dates use for formatting
+     */
+    private $dates;
+
+    /**
+     * @var string holds the return-type, may be int or string
+     */
+    private $return_mode;
+
+    /**
+     * @param $dates an array with an array of SingleDate objects.
+     * @param string $return_mode expected values are 'int', 'string' and 'export'. The default value is 'string'.
+     * @return void
+     */
+    private function __construct($dates, $return_mode = 'string')
+    {
+        $this->dates = $dates;
+        $this->return_mode = $return_mode;
+    }
+
+    /**
+     * Formats one single date into a nice format.
+     * @static
+     * @param $date SingleDate object
+     * @param string $return_mode expected values are 'int', 'string' and 'export'. The default value is 'string'.
+     * @return string
+     */
+    public static function formatDateAndRoom($date, $return_mode = 'string')
+    {
+        $dates = DateFormatter::wrapDateWithArray($date);
+        return DateFormatter::formatDateWithAllRooms($dates, $return_mode);
+    }
+
+    /**
+     * Formats a series of SingleDate objects into a nice format. The dates parameter is an array of dates.
+     * The array has to have the key 'termin' with an array of SingleDate objects as value.
+     * @static
+     * @param  $dates an array with an array of SingleDate objects
+     * @param string $return_mode expected values are 'int', 'string' and 'export'. The default value is 'string'.
+     * @return string
+     */
+    public static function formatDateWithAllRooms($dates, $return_mode = 'string')
+    {
+        $dateFormatter = new DateFormatter($dates, $return_mode);
+        return $dateFormatter->internalFormatDateWithAllRooms();
+    }
+
+    private static function wrapDateWithArray($date)
+    {
+        $dates = [];
+        $dates['termin'] = [$date];
+        return $dates;
+    }
+
+    private function internalFormatDateWithAllRooms()
+    {
+        $dateWithRooms = '';
+        if ($this->dates['termin']) {
+            // if we have multiple rooms at the same time we display them all
+            foreach ($this->dates['termin'] as $num => $termin_id) {
+                $date = new SingleDate($termin_id);
+
+                // if we want an int and format the date ourself
+                if ($this->return_mode == 'int') {
+                    return $date->getStartTime();
+                }
+
+                $isFirstDate = ($num == 0);
+                if ($isFirstDate) {
+                    $dateWithRooms = $this->internalFormatDateAndRoom($date);
+                } else {
+                    $dateWithRooms .= ', ' . $this->formatRoom($date);
+                }
+            }
+        }
+        return $dateWithRooms;
+    }
+
+    private function internalFormatDateAndRoom($date)
+    {
+        $ret = $this->formatDate($date);
+
+        if ($this->return_mode != 'int') {
+            $formatedRooms = $this->formatRoom($date);
+            if ($formatedRooms) {
+                $ret .= ', ';
+                $ret .= _("Ort:") . ' ';
+                $ret .= $formatedRooms;
+            }
+        }
+
+        return $ret;
+    }
+
+    private function formatDate($date)
+    {
+        if ($this->return_mode == 'int') {
+            return $date->getStartTime();
+        }
+        else {
+            return $date->toString();
+        }
+    }
+
+    private function formatRoom($date)
+    {
+        if ($this->return_mode == 'int') {
+            return '';
+        }
+        else {
+            return $this->formatLocationText($date);
+        }
+    }
+
+    private function formatLocationText($date)
+    {
+        if ($this->hasResource($date)) {
+            $resObj = Resource::find($date->getResourceID());
+            return $this->generateLocationTextFromResourceObject($resObj);
+        } else if ($this->hasFreeRoomText($date)) {
+            return $this->generateLocationTextFromFreeRoomText($date);
+        } else {
+            return '';
+        }
+    }
+
+    private function generateLocationTextFromResourceObject($resObj)
+    {
+        if ($resObj) {
+            if ($this->return_mode == 'string') {
+                return '<a href="' . $resObj->getActionLink() . '" data-dialog="1">'
+                    . htmlReady($resObj->name)
+                    . '</a>';
+            }
+            else {
+                return htmlReady($resObj->name);
+            }
+        }
+        return '';
+    }
+
+    private function generateLocationTextFromFreeRoomText($date)
+    {
+        return '(' . htmlReady($date->getFreeRoomText()) . ')';
+    }
+
+    private function hasResource($date)
+    {
+        return $date && $date->getResourceID();
+    }
+
+    private function hasFreeRoomText($date)
+    {
+        return $date && $date->getFreeRoomText();
+    }
+}