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-rw-r--r--includes/pages/user_ical.php108
1 files changed, 68 insertions, 40 deletions
diff --git a/includes/pages/user_ical.php b/includes/pages/user_ical.php
index 2f3d5cd5..c38a336c 100644
--- a/includes/pages/user_ical.php
+++ b/includes/pages/user_ical.php
@@ -1,54 +1,82 @@
<?php
-
-// Öffentlich zugängliche Funktion zum Abrufen von iCal-Exports der eigenen Schichten
+/**
+ * Controller for ical output of users own shifts or any user_shifts filter.
+ */
function user_ical() {
- global $ical_shifts, $user;
-
- if (isset ($_REQUEST['key']) && preg_match("/^[0-9a-f]{32}$/", $_REQUEST['key']))
- $key = $_REQUEST['key'];
- else
- die("Missing key.");
-
+ global $user;
+
+ if (! isset($_REQUEST['key']) || ! preg_match("/^[0-9a-f]{32}$/", $_REQUEST['key'])) {
+ engelsystem_error("Missing key.");
+ }
+ $key = $_REQUEST['key'];
+
$user = User_by_api_key($key);
- if($user === false)
- die("Unable to find user.");
- if($user == null)
- die("Key invalid.");
- if(!in_array('ical', privileges_for_user($user['UID'])))
- die("No privilege for ical.");
+ if ($user === false) {
+ engelsystem_error("Unable to find user.");
+ }
+ if ($user == null) {
+ engelsystem_error("Key invalid.");
+ }
+
+ if (! in_array('ical', privileges_for_user($user['UID'])))
+ engelsystem_error("No privilege for ical.");
+
+ $ical_shifts = load_ical_shifts();
+
+ send_ical_from_shifts($ical_shifts);
+}
- if (isset ($_REQUEST['export']) && $_REQUEST['export'] == 'user_shifts') {
+/**
+ * Returns shifts to export.
+ * Users shifts or user_shifts filter based shifts if export=user_shifts is given as param.
+ */
+function load_ical_shifts() {
+ global $user, $ical_shifts;
+
+ if (isset($_REQUEST['export']) && $_REQUEST['export'] == 'user_shifts') {
require_once realpath(__DIR__ . '/user_shifts.php');
view_user_shifts();
- } else {
- $ical_shifts = sql_select("
- SELECT `ShiftTypes`.`name`, `Shifts`.*, `Room`.`Name` as `room_name`
- FROM `ShiftEntry`
- INNER JOIN `Shifts` ON (`ShiftEntry`.`SID` = `Shifts`.`SID`)
- JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
- INNER JOIN `Room` ON (`Shifts`.`RID` = `Room`.`RID`)
- WHERE `UID`='" . sql_escape($user['UID']) . "'
- ORDER BY `start`");
+
+ return $ical_shifts;
}
+
+ return Shifts_by_user($user);
+}
+/**
+ * Renders an ical calender from given shifts array.
+ *
+ * @param array<Shift> $shifts
+ */
+function send_ical_from_shifts($shifts) {
header("Content-Type: text/calendar; charset=utf-8");
- $html = "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//-//Engelsystem//DE\r\nCALSCALE:GREGORIAN\r\n";
+ $output = "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//-//Engelsystem//DE\r\nCALSCALE:GREGORIAN\r\n";
foreach ($ical_shifts as $shift) {
- $html .= "BEGIN:VEVENT\r\n";
- $html .= "UID:" . md5($shift['start'] . $shift['end'] . $shift['name']) . "\r\n";
- $html .= "SUMMARY:" . str_replace("\n", "\\n", $shift['name']) . " (" . str_replace("\n", "\\n", $shift['title']) . ")\r\n";
- if(isset($shift['Comment']))
- $html .= "DESCRIPTION:" . str_replace("\n", "\\n", $shift['Comment']) . "\r\n";
- $html .= "DTSTART;TZID=Europe/Berlin:" . date("Ymd\THis", $shift['start']) . "\r\n";
- $html .= "DTEND;TZID=Europe/Berlin:" . date("Ymd\THis", $shift['end']) . "\r\n";
- $html .= "LOCATION:" . $shift['room_name'] . "\r\n";
- $html .= "END:VEVENT\r\n";
+ $output .= make_ical_entry_from_shift($shift);
+ }
+ $output .= "END:VCALENDAR\r\n";
+ $output = trim($output, "\x0A");
+ header("Content-Length: " . strlen($output));
+ raw_output($output);
+}
+
+/**
+ * Renders an ical vevent from given shift.
+ *
+ * @param Shift $shift
+ */
+function make_ical_entry_from_shift($shift) {
+ $output = "BEGIN:VEVENT\r\n";
+ $output .= "UID:" . md5($shift['start'] . $shift['end'] . $shift['name']) . "\r\n";
+ $output .= "SUMMARY:" . str_replace("\n", "\\n", $shift['name']) . " (" . str_replace("\n", "\\n", $shift['title']) . ")\r\n";
+ if (isset($shift['Comment'])) {
+ $output .= "DESCRIPTION:" . str_replace("\n", "\\n", $shift['Comment']) . "\r\n";
}
- $html .= "END:VCALENDAR\r\n";
- $html = trim($html, "\x0A");
- header("Content-Length: " . strlen($html));
- echo $html;
- die();
+ $output .= "DTSTART;TZID=Europe/Berlin:" . date("Ymd\THis", $shift['start']) . "\r\n";
+ $output .= "DTEND;TZID=Europe/Berlin:" . date("Ymd\THis", $shift['end']) . "\r\n";
+ $output .= "LOCATION:" . $shift['Name'] . "\r\n";
+ $output .= "END:VEVENT\r\n";
+ return $output;
}
?>