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authormsquare <msquare@notrademark.de>2016-10-02 23:00:01 +0200
committermsquare <msquare@notrademark.de>2016-10-02 23:00:01 +0200
commit5e66007f0629ab5a9b4449ca6ea4070f372bd656 (patch)
tree4a2049b80748f3731ceef17fb80f318e00dfbcea /includes
parent6ff5e7997a2e70178513824d8a1d1eca14622e46 (diff)
introduce ShiftsFilter
Diffstat (limited to 'includes')
-rw-r--r--includes/engelsystem_provider.php1
-rw-r--r--includes/model/Shifts_model.php65
-rw-r--r--includes/pages/user_shifts.php732
-rw-r--r--includes/sys_page.php13
4 files changed, 351 insertions, 460 deletions
diff --git a/includes/engelsystem_provider.php b/includes/engelsystem_provider.php
index 979102e0..c6d34d1a 100644
--- a/includes/engelsystem_provider.php
+++ b/includes/engelsystem_provider.php
@@ -18,6 +18,7 @@ require_once realpath(__DIR__ . '/../includes/model/NeededAngelTypes_model.php')
require_once realpath(__DIR__ . '/../includes/model/Room_model.php');
require_once realpath(__DIR__ . '/../includes/model/ShiftEntry_model.php');
require_once realpath(__DIR__ . '/../includes/model/Shifts_model.php');
+require_once realpath(__DIR__ . '/../includes/model/ShiftsFilter.php');
require_once realpath(__DIR__ . '/../includes/model/ShiftTypes_model.php');
require_once realpath(__DIR__ . '/../includes/model/UserAngelTypes_model.php');
require_once realpath(__DIR__ . '/../includes/model/UserDriverLicenses_model.php');
diff --git a/includes/model/Shifts_model.php b/includes/model/Shifts_model.php
index a827c6b5..b83d1a00 100644
--- a/includes/model/Shifts_model.php
+++ b/includes/model/Shifts_model.php
@@ -1,9 +1,70 @@
<?php
+use Engelsystem\ShiftsFilter;
+
+function Shifts_by_ShiftsFilter(ShiftsFilter $shiftsFilter, $user) {
+ $SQL = "SELECT DISTINCT `Shifts`.*, `ShiftTypes`.`name`, `Room`.`Name` as `room_name`, nat2.`special_needs` > 0 AS 'has_special_needs'
+ FROM `Shifts`
+ INNER JOIN `Room` USING (`RID`)
+ INNER JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
+ LEFT JOIN (
+ SELECT COUNT(*) AS special_needs , nat3.`shift_id`
+ FROM `NeededAngelTypes` AS nat3
+ WHERE `shift_id` IS NOT NULL
+ GROUP BY nat3.`shift_id`
+ ) AS nat2 ON nat2.`shift_id` = `Shifts`.`SID`
+ INNER JOIN `NeededAngelTypes` AS nat
+ ON nat.`count` != 0
+ AND nat.`angel_type_id` IN (" . implode(',', $shiftsFilter->getTypes()) . ")
+ AND (
+ (nat2.`special_needs` > 0 AND nat.`shift_id` = `Shifts`.`SID`)
+ OR
+ (
+ (nat2.`special_needs` = 0 OR nat2.`special_needs` IS NULL)
+ AND nat.`room_id` = `RID`)
+ )
+ LEFT JOIN (
+ SELECT se.`SID`, se.`TID`, COUNT(*) as count
+ FROM `ShiftEntry` AS se GROUP BY se.`SID`, se.`TID`
+ ) AS entries ON entries.`SID` = `Shifts`.`SID` AND entries.`TID` = nat.`angel_type_id`
+ WHERE `Shifts`.`RID` IN (" . implode(',', $shiftsFilter->getRooms()) . ")
+ AND `start` BETWEEN " . $shiftsFilter->getStartTime() . " AND " . $shiftsFilter->getEndTime();
+
+ if (count($shiftsFilter->getFilled()) == 1) {
+ if ($shiftsFilter->getFilled()[0] == ShiftsFilter::FILLED_FREE) {
+ $SQL .= "
+ AND (
+ nat.`count` > entries.`count` OR entries.`count` IS NULL
+ OR EXISTS (
+ SELECT `SID`
+ FROM `ShiftEntry`
+ WHERE `UID` = '" . sql_escape($user['UID']) . "'
+ AND `ShiftEntry`.`SID` = `Shifts`.`SID`
+ )
+ )";
+ } elseif ($_SESSION['user_shifts']['filled'][0] == 1) {
+ $SQL .= "
+ AND (
+ nat.`count` <= entries.`count`
+ OR EXISTS (
+ SELECT `SID`
+ FROM `ShiftEntry`
+ WHERE `UID` = '" . sql_escape($user['UID']) . "'
+ AND `ShiftEntry`.`SID` = `Shifts`.`SID`
+ )
+ )";
+ }
+ }
+ $SQL .= "
+ ORDER BY `start`";
+
+ return sql_select($SQL);
+}
/**
* Check if a shift collides with other shifts (in time).
- * @param Shift $shift
- * @param array<Shift> $shifts
+ *
+ * @param Shift $shift
+ * @param array<Shift> $shifts
*/
function Shift_collides($shift, $shifts) {
foreach ($shifts as $other_shift) {
diff --git a/includes/pages/user_shifts.php b/includes/pages/user_shifts.php
index 77ae8582..d3ad0aa2 100644
--- a/includes/pages/user_shifts.php
+++ b/includes/pages/user_shifts.php
@@ -1,4 +1,5 @@
<?php
+use Engelsystem\ShiftsFilter;
function shifts_title() {
return _("Shifts");
@@ -27,6 +28,57 @@ function user_shifts() {
return view_user_shifts();
}
+/**
+ * Update given ShiftsFilter with filter params from user input
+ *
+ * @return the updated ShiftsFilter
+ */
+function update_ShiftsFilter(ShiftsFilter $shiftsFilter, $user_shifts_admin, $days) {
+ global $privileges;
+
+ $shiftsFilter->setUserShiftsAdmin($user_shifts_admin);
+ $shiftsFilter->setFilled(check_request_int_array('filled'));
+ $shiftsFilter->setRooms(check_request_int_array('rooms'));
+ $shiftsFilter->setTypes(check_request_int_array('types'));
+
+ $day = date('Y-m-d', time());
+ $start_day = in_array($day, $days) ? $day : min($days);
+ if (isset($_REQUEST['start_day']) && in_array($_REQUEST['start_day'], $days)) {
+ $start_day = $_REQUEST['start_day'];
+ }
+
+ $start_time = date("H:i");
+ if (isset($_REQUEST['start_time']) && preg_match('#^\d{1,2}:\d\d$#', $_REQUEST['start_time'])) {
+ $start_time = $_REQUEST['start_time'];
+ }
+
+ $day = date('Y-m-d', time() + 24 * 60 * 60);
+ $end_day = in_array($day, $days) ? $day : max($days);
+ if (isset($_REQUEST['end_day']) && in_array($_REQUEST['end_day'], $days)) {
+ $end_day = $_REQUEST['end_day'];
+ }
+
+ $end_time = date("H:i");
+ if (isset($_REQUEST['end_time']) && preg_match('#^\d{1,2}:\d\d$#', $_REQUEST['end_time'])) {
+ $end_time = $_REQUEST['end_time'];
+ }
+
+ if ($start_day > $end_day) {
+ $end_day = $start_day;
+ }
+ if ($start_day == $end_day && $start_time >= $end_time) {
+ $end_time = "23:59";
+ }
+
+ $startdatetime = DateTime::createFromFormat("Y-m-d H:i", $start_day . " " . $start_time);
+ $shiftsFilter->setStartTime($startdatetime->getTimestamp());
+
+ $enddatetime = DateTime::createFromFormat("Y-m-d H:i", $end_day . " " . $end_time);
+ $shiftsFilter->setEndTime($enddatetime->getTimestamp());
+
+ return $shiftsFilter;
+}
+
function view_user_shifts() {
global $user, $privileges;
global $ical_shifts;
@@ -43,7 +95,6 @@ function view_user_shifts() {
}
$rooms = sql_select("SELECT `RID` AS `id`, `Name` AS `name` FROM `Room` WHERE `show`='Y' ORDER BY `Name`");
-
if (count($rooms) == 0) {
error(_("The administration has not configured any rooms yet."));
redirect('?');
@@ -57,137 +108,32 @@ function view_user_shifts() {
if (empty($types)) {
$types = sql_select("SELECT `id`, `name` FROM `AngelTypes` WHERE `restricted` = 0");
}
- $filled = [
- [
- 'id' => '1',
- 'name' => _("occupied")
- ],
- [
- 'id' => '0',
- 'name' => _("free")
- ]
- ];
if (count($types) == 0) {
error(_("The administration has not configured any angeltypes yet - or you are not subscribed to any angeltype."));
redirect('?');
}
- if (! isset($_SESSION['user_shifts'])) {
- $_SESSION['user_shifts'] = [];
+ if (! isset($_SESSION['ShiftsFilter'])) {
+ $room_ids = array_map('get_ids_from_array', $rooms);
+ $type_ids = array_map('get_ids_from_array', $types);
+ $_SESSION['ShiftsFilter'] = new ShiftsFilter(in_array('user_shifts_admin', $privileges), $room_ids, $type_ids);
}
+ $_SESSION['ShiftsFilter'] = update_ShiftsFilter($_SESSION['ShiftsFilter'], in_array('user_shifts_admin', $privileges), $days);
+ $shiftsFilter = $_SESSION['ShiftsFilter'];
- if (! isset($_SESSION['user_shifts']['filled'])) {
- // User shift admins see free and occupied shifts by default
- $_SESSION['user_shifts']['filled'] = in_array('user_shifts_admin', $privileges) ? [
- 0,
- 1
- ] : [
- 0
- ];
+ $shifts = Shifts_by_ShiftsFilter($shiftsFilter, $user);
+ if ($shifts === false) {
+ engelsystem_error("Unable to load shifts by filter.");
}
- foreach ([
- 'rooms',
- 'types',
- 'filled'
- ] as $key) {
- if (isset($_REQUEST[$key])) {
- $filtered = array_filter($_REQUEST[$key], 'is_numeric');
- if (! empty($filtered)) {
- $_SESSION['user_shifts'][$key] = $filtered;
- }
- unset($filtered);
- }
- if (! isset($_SESSION['user_shifts'][$key])) {
- $_SESSION['user_shifts'][$key] = array_map('get_ids_from_array', $$key);
- }
- }
-
- if (isset($_REQUEST['rooms'])) {
- if (isset($_REQUEST['new_style'])) {
- $_SESSION['user_shifts']['new_style'] = true;
- } else {
- $_SESSION['user_shifts']['new_style'] = false;
- }
- }
- if (! isset($_SESSION['user_shifts']['new_style'])) {
- $_SESSION['user_shifts']['new_style'] = true;
- }
- foreach ([
- 'start',
- 'end'
- ] as $key) {
- if (isset($_REQUEST[$key . '_day']) && in_array($_REQUEST[$key . '_day'], $days)) {
- $_SESSION['user_shifts'][$key . '_day'] = $_REQUEST[$key . '_day'];
- }
- if (isset($_REQUEST[$key . '_time']) && preg_match('#^\d{1,2}:\d\d$#', $_REQUEST[$key . '_time'])) {
- $_SESSION['user_shifts'][$key . '_time'] = $_REQUEST[$key . '_time'];
- }
- if (! isset($_SESSION['user_shifts'][$key . '_day'])) {
- $time = date('Y-m-d', time() + ($key == 'end' ? 24 * 60 * 60 : 0));
- $_SESSION['user_shifts'][$key . '_day'] = in_array($time, $days) ? $time : ($key == 'end' ? max($days) : min($days));
- }
- if (! isset($_SESSION['user_shifts'][$key . '_time'])) {
- $_SESSION['user_shifts'][$key . '_time'] = date('H:i');
- }
- }
- if ($_SESSION['user_shifts']['start_day'] > $_SESSION['user_shifts']['end_day']) {
- $_SESSION['user_shifts']['end_day'] = $_SESSION['user_shifts']['start_day'];
- }
- if ($_SESSION['user_shifts']['start_day'] == $_SESSION['user_shifts']['end_day'] && $_SESSION['user_shifts']['start_time'] >= $_SESSION['user_shifts']['end_time']) {
- $_SESSION['user_shifts']['end_time'] = '23:59';
- }
-
- $starttime = now();
- if (isset($_SESSION['user_shifts']['start_day'])) {
- $starttime = DateTime::createFromFormat("Y-m-d H:i", $_SESSION['user_shifts']['start_day'] . $_SESSION['user_shifts']['start_time']);
- $starttime = $starttime->getTimestamp();
- }
-
- $endtime = now() + 24 * 60 * 60;
- if (isset($_SESSION['user_shifts']['end_day'])) {
- $endtime = DateTime::createFromFormat("Y-m-d H:i", $_SESSION['user_shifts']['end_day'] . $_SESSION['user_shifts']['end_time']);
- $endtime = $endtime->getTimestamp();
- }
-
- if (! isset($_SESSION['user_shifts']['rooms']) || count($_SESSION['user_shifts']['rooms']) == 0) {
- $_SESSION['user_shifts']['rooms'] = [
- 0
- ];
- }
-
- $SQL = "SELECT DISTINCT `Shifts`.*, `ShiftTypes`.`name`, `Room`.`Name` as `room_name`, nat2.`special_needs` > 0 AS 'has_special_needs'
- FROM `Shifts`
- INNER JOIN `Room` USING (`RID`)
- INNER JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
- LEFT JOIN (SELECT COUNT(*) AS special_needs , nat3.`shift_id` FROM `NeededAngelTypes` AS nat3 WHERE `shift_id` IS NOT NULL GROUP BY nat3.`shift_id`) AS nat2 ON nat2.`shift_id` = `Shifts`.`SID`
- INNER JOIN `NeededAngelTypes` AS nat ON nat.`count` != 0 AND nat.`angel_type_id` IN (" . implode(',', $_SESSION['user_shifts']['types']) . ") AND ((nat2.`special_needs` > 0 AND nat.`shift_id` = `Shifts`.`SID`) OR ((nat2.`special_needs` = 0 OR nat2.`special_needs` IS NULL) AND nat.`room_id` = `RID`))
- LEFT JOIN (SELECT se.`SID`, se.`TID`, COUNT(*) as count FROM `ShiftEntry` AS se GROUP BY se.`SID`, se.`TID`) AS entries ON entries.`SID` = `Shifts`.`SID` AND entries.`TID` = nat.`angel_type_id`
- WHERE `Shifts`.`RID` IN (" . implode(',', $_SESSION['user_shifts']['rooms']) . ")
- AND `start` BETWEEN " . $starttime . " AND " . $endtime;
-
- if (count($_SESSION['user_shifts']['filled']) == 1) {
- if ($_SESSION['user_shifts']['filled'][0] == 0) {
- $SQL .= "
- AND (nat.`count` > entries.`count` OR entries.`count` IS NULL OR EXISTS (SELECT `SID` FROM `ShiftEntry` WHERE `UID` = '" . sql_escape($user['UID']) . "' AND `ShiftEntry`.`SID` = `Shifts`.`SID`))";
- } elseif ($_SESSION['user_shifts']['filled'][0] == 1) {
- $SQL .= "
- AND (nat.`count` <= entries.`count` OR EXISTS (SELECT `SID` FROM `ShiftEntry` WHERE `UID` = '" . sql_escape($user['UID']) . "' AND `ShiftEntry`.`SID` = `Shifts`.`SID`))";
- }
- }
- $SQL .= "
- ORDER BY `start`";
-
- $shifts = sql_select($SQL);
-
$ownshifts_source = sql_select("
SELECT `ShiftTypes`.`name`, `Shifts`.*
FROM `Shifts`
INNER JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
INNER JOIN `ShiftEntry` ON (`Shifts`.`SID` = `ShiftEntry`.`SID` AND `ShiftEntry`.`UID` = '" . sql_escape($user['UID']) . "')
- WHERE `Shifts`.`RID` IN (" . implode(',', $_SESSION['user_shifts']['rooms']) . ")
- AND `start` BETWEEN " . $starttime . " AND " . $endtime);
+ WHERE `Shifts`.`RID` IN (" . implode(',', $shiftsFilter->getRooms()) . ")
+ AND `start` BETWEEN " . $shiftsFilter->getStartTime() . " AND " . $shiftsFilter->getEndTime());
$ownshifts = [];
foreach ($ownshifts_source as $ownshift) {
$ownshifts[$ownshift['SID']] = $ownshift;
@@ -198,368 +144,255 @@ function view_user_shifts() {
/*
* [0] => Array ( [SID] => 1 [start] => 1355958000 [end] => 1355961600 [RID] => 1 [name] => [URL] => [PSID] => [room_name] => test1 [has_special_needs] => 1 [is_full] => 0 )
*/
- if ($_SESSION['user_shifts']['new_style']) {
- $first = 15 * 60 * floor($starttime / (15 * 60));
- $maxshow = ceil(($endtime - $first) / (60 * 15));
- $block = [];
- $todo = [];
- $myrooms = $rooms;
-
- // delete un-selected rooms from array
- foreach ($myrooms as $k => $v) {
- if (array_search($v["id"], $_SESSION['user_shifts']['rooms']) === false) {
- unset($myrooms[$k]);
- }
- // initialize $block array
- $block[$v["id"]] = array_fill(0, $maxshow, 0);
+ $first = 15 * 60 * floor($shiftsFilter->getStartTime() / (15 * 60));
+ $maxshow = ceil(($shiftsFilter->getEndTime() - $first) / (60 * 15));
+ $block = [];
+ $todo = [];
+ $myrooms = $rooms;
+
+ // delete un-selected rooms from array
+ foreach ($myrooms as $k => $v) {
+ if (array_search($v["id"], $shiftsFilter->getRooms()) === false) {
+ unset($myrooms[$k]);
}
-
- // calculate number of parallel shifts in each timeslot for each room
- foreach ($shifts as $k => $shift) {
- $rid = $shift["RID"];
- $blocks = ($shift["end"] - $shift["start"]) / (15 * 60);
- $firstblock = floor(($shift["start"] - $first) / (15 * 60));
- for ($i = $firstblock; $i < $blocks + $firstblock && $i < $maxshow; $i ++) {
- $block[$rid][$i] ++;
- }
- $shifts[$k]['own'] = in_array($shift['SID'], array_keys($ownshifts));
+ // initialize $block array
+ $block[$v["id"]] = array_fill(0, $maxshow, 0);
+ }
+
+ // calculate number of parallel shifts in each timeslot for each room
+ foreach ($shifts as $k => $shift) {
+ $rid = $shift["RID"];
+ $blocks = ($shift["end"] - $shift["start"]) / (15 * 60);
+ $firstblock = floor(($shift["start"] - $first) / (15 * 60));
+ for ($i = $firstblock; $i < $blocks + $firstblock && $i < $maxshow; $i ++) {
+ $block[$rid][$i] ++;
}
-
- $shifts_table = '<div class="shifts-table"><table id="shifts" class="table scrollable"><thead><tr><th>-</th>';
- foreach ($myrooms as $key => $room) {
- $rid = $room["id"];
- if (array_sum($block[$rid]) == 0) {
- // do not display columns without entries
- unset($block[$rid]);
- unset($myrooms[$key]);
- continue;
- }
- $colspan = call_user_func_array('max', $block[$rid]);
- if ($colspan == 0) {
- $colspan = 1;
- }
- $todo[$rid] = array_fill(0, $maxshow, $colspan);
- $shifts_table .= "<th" . (($colspan > 1) ? ' colspan="' . $colspan . '"' : '') . ">" . Room_name_render([
- 'RID' => $room['id'],
- 'Name' => $room['name']
- ]) . "</th>\n";
+ $shifts[$k]['own'] = in_array($shift['SID'], array_keys($ownshifts));
+ }
+
+ $shifts_table = '<div class="shifts-table"><table id="shifts" class="table scrollable"><thead><tr><th>-</th>';
+ foreach ($myrooms as $key => $room) {
+ $rid = $room["id"];
+ if (array_sum($block[$rid]) == 0) {
+ // do not display columns without entries
+ unset($block[$rid]);
+ unset($myrooms[$key]);
+ continue;
}
- unset($block, $blocks, $firstblock, $colspan, $key, $room);
-
- $shifts_table .= "</tr></thead><tbody>";
- for ($i = 0; $i < $maxshow; $i ++) {
- $thistime = $first + ($i * 15 * 60);
- if ($thistime % (24 * 60 * 60) == 23 * 60 * 60 && $endtime - $starttime > 24 * 60 * 60) {
- $shifts_table .= "<tr class=\"row-day\"><th class=\"row-header\">";
- $shifts_table .= date('Y-m-d<b\r />H:i', $thistime);
- } elseif ($thistime % (60 * 60) == 0) {
- $shifts_table .= "<tr class=\"row-hour\"><th>";
- $shifts_table .= date("H:i", $thistime);
- } else {
- $shifts_table .= "<tr><th>";
- }
- $shifts_table .= "</th>";
- foreach ($myrooms as $room) {
- $rid = $room["id"];
- foreach ($shifts as $shift) {
- if ($shift["RID"] == $rid) {
- if (floor($shift["start"] / (15 * 60)) == $thistime / (15 * 60)) {
- $blocks = ($shift["end"] - $shift["start"]) / (15 * 60);
- if ($blocks < 1) {
- $blocks = 1;
- }
-
- $collides = in_array($shift['SID'], array_keys($ownshifts));
- if (! $collides) {
- foreach ($ownshifts as $ownshift) {
- if ($ownshift['start'] >= $shift['start'] && $ownshift['start'] < $shift['end'] || $ownshift['end'] > $shift['start'] && $ownshift['end'] <= $shift['end'] || $ownshift['start'] < $shift['start'] && $ownshift['end'] > $shift['end']) {
- $collides = true;
- break;
- }
+ $colspan = call_user_func_array('max', $block[$rid]);
+ if ($colspan == 0) {
+ $colspan = 1;
+ }
+ $todo[$rid] = array_fill(0, $maxshow, $colspan);
+ $shifts_table .= "<th" . (($colspan > 1) ? ' colspan="' . $colspan . '"' : '') . ">" . Room_name_render([
+ 'RID' => $room['id'],
+ 'Name' => $room['name']
+ ]) . "</th>\n";
+ }
+ unset($block, $blocks, $firstblock, $colspan, $key, $room);
+
+ $shifts_table .= "</tr></thead><tbody>";
+ for ($i = 0; $i < $maxshow; $i ++) {
+ $thistime = $first + ($i * 15 * 60);
+ if ($thistime % (24 * 60 * 60) == 23 * 60 * 60 && $shiftsFilter->getEndTime() - $shiftsFilter->getStartTime() > 24 * 60 * 60) {
+ $shifts_table .= "<tr class=\"row-day\"><th class=\"row-header\">";
+ $shifts_table .= date('Y-m-d<b\r />H:i', $thistime);
+ } elseif ($thistime % (60 * 60) == 0) {
+ $shifts_table .= "<tr class=\"row-hour\"><th>";
+ $shifts_table .= date("H:i", $thistime);
+ } else {
+ $shifts_table .= "<tr><th>";
+ }
+ $shifts_table .= "</th>";
+ foreach ($myrooms as $room) {
+ $rid = $room["id"];
+ foreach ($shifts as $shift) {
+ if ($shift["RID"] == $rid) {
+ if (floor($shift["start"] / (15 * 60)) == $thistime / (15 * 60)) {
+ $blocks = ($shift["end"] - $shift["start"]) / (15 * 60);
+ if ($blocks < 1) {
+ $blocks = 1;
+ }
+
+ $collides = in_array($shift['SID'], array_keys($ownshifts));
+ if (! $collides) {
+ foreach ($ownshifts as $ownshift) {
+ if ($ownshift['start'] >= $shift['start'] && $ownshift['start'] < $shift['end'] || $ownshift['end'] > $shift['start'] && $ownshift['end'] <= $shift['end'] || $ownshift['start'] < $shift['start'] && $ownshift['end'] > $shift['end']) {
+ $collides = true;
+ break;
}
}
-
- $is_free = false;
- $shifts_row = '';
- if (in_array('admin_shifts', $privileges)) {
- $shifts_row .= '<div class="pull-right">' . table_buttons([
- button(page_link_to('user_shifts') . '&edit_shift=' . $shift['SID'], glyph('edit'), 'btn-xs'),
- button(page_link_to('user_shifts') . '&delete_shift=' . $shift['SID'], glyph('trash'), 'btn-xs')
- ]) . '</div>';
- }
- $shifts_row .= Room_name_render([
- 'RID' => $room['id'],
- 'Name' => $room['name']
- ]) . '<br />';
- $shifts_row .= '<a href="' . shift_link($shift) . '">' . date('Y-m-d H:i', $shift['start']);
- $shifts_row .= " &ndash; ";
- $shifts_row .= date('H:i', $shift['end']);
- $shifts_row .= "<br /><b>";
- $shifts_row .= ShiftType($shift['shifttype_id'])['name'];
- $shifts_row .= "</b><br />";
- if ($shift['title'] != '') {
- $shifts_row .= $shift['title'];
- $shifts_row .= "<br />";
- }
- $shifts_row .= '</a>';
- $shifts_row .= '<br />';
- $query = "SELECT `NeededAngelTypes`.`count`, `AngelTypes`.`id`, `AngelTypes`.`restricted`, `UserAngelTypes`.`confirm_user_id`, `AngelTypes`.`name`, `UserAngelTypes`.`user_id`
+ }
+
+ $is_free = false;
+ $shifts_row = '';
+ if (in_array('admin_shifts', $privileges)) {
+ $shifts_row .= '<div class="pull-right">' . table_buttons([
+ button(page_link_to('user_shifts') . '&edit_shift=' . $shift['SID'], glyph('edit'), 'btn-xs'),
+ button(page_link_to('user_shifts') . '&delete_shift=' . $shift['SID'], glyph('trash'), 'btn-xs')
+ ]) . '</div>';
+ }
+ $shifts_row .= Room_name_render([
+ 'RID' => $room['id'],
+ 'Name' => $room['name']
+ ]) . '<br />';
+ $shifts_row .= '<a href="' . shift_link($shift) . '">' . date('Y-m-d H:i', $shift['start']);
+ $shifts_row .= " &ndash; ";
+ $shifts_row .= date('H:i', $shift['end']);
+ $shifts_row .= "<br /><b>";
+ $shifts_row .= ShiftType($shift['shifttype_id'])['name'];
+ $shifts_row .= "</b><br />";
+ if ($shift['title'] != '') {
+ $shifts_row .= $shift['title'];
+ $shifts_row .= "<br />";
+ }
+ $shifts_row .= '</a>';
+ $shifts_row .= '<br />';
+ $query = "SELECT `NeededAngelTypes`.`count`, `AngelTypes`.`id`, `AngelTypes`.`restricted`, `UserAngelTypes`.`confirm_user_id`, `AngelTypes`.`name`, `UserAngelTypes`.`user_id`
FROM `NeededAngelTypes`
JOIN `AngelTypes` ON (`NeededAngelTypes`.`angel_type_id` = `AngelTypes`.`id`)
LEFT JOIN `UserAngelTypes` ON (`NeededAngelTypes`.`angel_type_id` = `UserAngelTypes`.`angeltype_id`AND `UserAngelTypes`.`user_id`='" . sql_escape($user['UID']) . "')
WHERE
`count` > 0
AND ";
- if ($shift['has_special_needs']) {
- $query .= "`shift_id` = '" . sql_escape($shift['SID']) . "'";
- } else {
- $query .= "`room_id` = '" . sql_escape($shift['RID']) . "'";
- }
- if (! empty($_SESSION['user_shifts']['types'])) {
- $query .= " AND `angel_type_id` IN (" . implode(',', $_SESSION['user_shifts']['types']) . ") ";
- }
- $query .= " ORDER BY `AngelTypes`.`name`";
- $angeltypes = sql_select($query);
-
- if (count($angeltypes) > 0) {
- foreach ($angeltypes as $angeltype) {
- $entries = sql_select("SELECT * FROM `ShiftEntry` JOIN `User` ON (`ShiftEntry`.`UID` = `User`.`UID`) WHERE `SID`='" . sql_escape($shift['SID']) . "' AND `TID`='" . sql_escape($angeltype['id']) . "' ORDER BY `Nick`");
- $entry_list = [];
- $freeloader = 0;
- foreach ($entries as $entry) {
- $style = '';
- if ($entry['freeloaded']) {
- $freeloader ++;
- $style = " text-decoration: line-through;";
- }
- if (in_array('user_shifts_admin', $privileges)) {
- $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . ' ' . table_buttons([
- button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], glyph('trash'), 'btn-xs')
- ]) . '</span>';
- } else {
- $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . "</span>";
- }
+ if ($shift['has_special_needs']) {
+ $query .= "`shift_id` = '" . sql_escape($shift['SID']) . "'";
+ } else {
+ $query .= "`room_id` = '" . sql_escape($shift['RID']) . "'";
+ }
+ if (! empty($shiftsFilter->getTypes())) {
+ $query .= " AND `angel_type_id` IN (" . implode(',', $shiftsFilter->getTypes()) . ") ";
+ }
+ $query .= " ORDER BY `AngelTypes`.`name`";
+ $angeltypes = sql_select($query);
+
+ if (count($angeltypes) > 0) {
+ foreach ($angeltypes as $angeltype) {
+ $entries = sql_select("SELECT * FROM `ShiftEntry` JOIN `User` ON (`ShiftEntry`.`UID` = `User`.`UID`) WHERE `SID`='" . sql_escape($shift['SID']) . "' AND `TID`='" . sql_escape($angeltype['id']) . "' ORDER BY `Nick`");
+ $entry_list = [];
+ $freeloader = 0;
+ foreach ($entries as $entry) {
+ $style = '';
+ if ($entry['freeloaded']) {
+ $freeloader ++;
+ $style = " text-decoration: line-through;";
}
- if ($angeltype['count'] - count($entries) - $freeloader > 0) {
- $inner_text = sprintf(ngettext("%d helper needed", "%d helpers needed", $angeltype['count'] - count($entries)), $angeltype['count'] - count($entries));
- // is the shift still running or alternatively is the user shift admin?
- $user_may_join_shift = true;
-
- // you cannot join if user alread joined a parallel or this shift
- $user_may_join_shift &= ! $collides;
-
- // you cannot join if user is not of this angel type
- $user_may_join_shift &= isset($angeltype['user_id']);
-
- // you cannot join if you are not confirmed
- if ($angeltype['restricted'] == 1 && isset($angeltype['user_id'])) {
- $user_may_join_shift &= isset($angeltype['confirm_user_id']);
- }
-
- // you can only join if the shift is in future or running
- $user_may_join_shift &= time() < $shift['start'];
-
- // User shift admins may join anybody in every shift
- $user_may_join_shift |= in_array('user_shifts_admin', $privileges);
- if ($user_may_join_shift) {
- $entry_list[] = '<a href="' . page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'] . '">' . $inner_text . '</a> ' . button(page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'], _('Sign up'), 'btn-xs');
+ if (in_array('user_shifts_admin', $privileges)) {
+ $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . ' ' . table_buttons([
+ button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], glyph('trash'), 'btn-xs')
+ ]) . '</span>';
+ } else {
+ $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . "</span>";
+ }
+ }
+ if ($angeltype['count'] - count($entries) - $freeloader > 0) {
+ $inner_text = sprintf(ngettext("%d helper needed", "%d helpers needed", $angeltype['count'] - count($entries)), $angeltype['count'] - count($entries));
+ // is the shift still running or alternatively is the user shift admin?
+ $user_may_join_shift = true;
+
+ // you cannot join if user alread joined a parallel or this shift
+ $user_may_join_shift &= ! $collides;
+
+ // you cannot join if user is not of this angel type
+ $user_may_join_shift &= isset($angeltype['user_id']);
+
+ // you cannot join if you are not confirmed
+ if ($angeltype['restricted'] == 1 && isset($angeltype['user_id'])) {
+ $user_may_join_shift &= isset($angeltype['confirm_user_id']);
+ }
+
+ // you can only join if the shift is in future or running
+ $user_may_join_shift &= time() < $shift['start'];
+
+ // User shift admins may join anybody in every shift
+ $user_may_join_shift |= in_array('user_shifts_admin', $privileges);
+ if ($user_may_join_shift) {
+ $entry_list[] = '<a href="' . page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'] . '">' . $inner_text . '</a> ' . button(page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'], _('Sign up'), 'btn-xs');
+ } else {
+ if (time() > $shift['start']) {
+ $entry_list[] = $inner_text . ' (' . _('ended') . ')';
+ } elseif ($angeltype['restricted'] == 1 && isset($angeltype['user_id']) && ! isset($angeltype['confirm_user_id'])) {
+ $entry_list[] = $inner_text . glyph('lock');
+ } elseif ($angeltype['restricted'] == 1) {
+ $entry_list[] = $inner_text;
+ } elseif ($collides) {
+ $entry_list[] = $inner_text;
} else {
- if (time() > $shift['start']) {
- $entry_list[] = $inner_text . ' (' . _('ended') . ')';
- } elseif ($angeltype['restricted'] == 1 && isset($angeltype['user_id']) && ! isset($angeltype['confirm_user_id'])) {
- $entry_list[] = $inner_text . glyph('lock');
- } elseif ($angeltype['restricted'] == 1) {
- $entry_list[] = $inner_text;
- } elseif ($collides) {
- $entry_list[] = $inner_text;
- } else {
- $entry_list[] = $inner_text . '<br />' . button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'], sprintf(_('Become %s'), $angeltype['name']), 'btn-xs');
- }
+ $entry_list[] = $inner_text . '<br />' . button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'], sprintf(_('Become %s'), $angeltype['name']), 'btn-xs');
}
-
- unset($inner_text);
- $is_free = true;
}
- $shifts_row .= '<strong>' . AngelType_name_render($angeltype) . ':</strong> ';
- $shifts_row .= join(", ", $entry_list);
- $shifts_row .= '<br />';
+ unset($inner_text);
+ $is_free = true;
}
- if (in_array('user_shifts_admin', $privileges)) {
- $shifts_row .= ' ' . button(page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'], _("Add more angels"), 'btn-xs');
- }
- }
- if ($shift['own'] && ! in_array('user_shifts_admin', $privileges)) {
- $class = 'own';
- } elseif ($collides && ! in_array('user_shifts_admin', $privileges)) {
- $class = 'collides';
- } elseif ($is_free) {
- $class = 'free';
- } else {
- $class = 'occupied';
+
+ $shifts_row .= '<strong>' . AngelType_name_render($angeltype) . ':</strong> ';
+ $shifts_row .= join(", ", $entry_list);
+ $shifts_row .= '<br />';
}
- $shifts_table .= '<td rowspan="' . $blocks . '" class="' . $class . '">';
- $shifts_table .= $shifts_row;
- $shifts_table .= "</td>";
- for ($j = 0; $j < $blocks && $i + $j < $maxshow; $j ++) {
- $todo[$rid][$i + $j] --;
+ if (in_array('user_shifts_admin', $privileges)) {
+ $shifts_row .= ' ' . button(page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'], _("Add more angels"), 'btn-xs');
}
}
- }
- }
- // fill up row with empty <td>
- while ($todo[$rid][$i] -- > 0) {
- $shifts_table .= '<td class="empty"></td>';
- }
- }
- $shifts_table .= "</tr>\n";
- }
- $shifts_table .= '</tbody></table></div>';
- } else {
- $shifts_table = [];
- foreach ($shifts as $shift) {
- $info = [];
- if ($_SESSION['user_shifts']['start_day'] != $_SESSION['user_shifts']['end_day']) {
- $info[] = date("Y-m-d", $shift['start']);
- }
- $info[] = date("H:i", $shift['start']) . ' - ' . date("H:i", $shift['end']);
- if (count($_SESSION['user_shifts']['rooms']) > 1) {
- $info[] = Room_name_render([
- 'Name' => $shift['room_name'],
- 'RID' => $shift['RID']
- ]);
- }
-
- $shift_row = [
- 'info' => join('<br />', $info),
- 'entries' => '<a href="' . shift_link($shift) . '">' . $shift['name'] . '</a>' . ($shift['title'] ? '<br />' . $shift['title'] : '')
- ];
-
- if (in_array('admin_shifts', $privileges)) {
- $shift_row['info'] .= ' ' . table_buttons([
- button(page_link_to('user_shifts') . '&edit_shift=' . $shift['SID'], glyph('edit'), 'btn-xs'),
- button(page_link_to('user_shifts') . '&delete_shift=' . $shift['SID'], glyph('trash'), 'btn-xs')
- ]);
- }
- $shift_row['entries'] .= '<br />';
- $is_free = false;
- $shift_has_special_needs = 0 < sql_num_query("SELECT `id` FROM `NeededAngelTypes` WHERE `shift_id` = " . $shift['SID']);
- $query = "SELECT `NeededAngelTypes`.`count`, `AngelTypes`.`id`, `AngelTypes`.`restricted`, `UserAngelTypes`.`confirm_user_id`, `AngelTypes`.`name`, `UserAngelTypes`.`user_id`
- FROM `NeededAngelTypes`
- JOIN `AngelTypes` ON (`NeededAngelTypes`.`angel_type_id` = `AngelTypes`.`id`)
- LEFT JOIN `UserAngelTypes` ON (`NeededAngelTypes`.`angel_type_id` = `UserAngelTypes`.`angeltype_id`AND `UserAngelTypes`.`user_id`='" . sql_escape($user['UID']) . "')
- WHERE ";
- if ($shift_has_special_needs) {
- $query .= "`shift_id` = '" . sql_escape($shift['SID']) . "'";
- } else {
- $query .= "`room_id` = '" . sql_escape($shift['RID']) . "'";
- }
- $query .= " AND `count` > 0 ";
- if (! empty($_SESSION['user_shifts']['types'])) {
- $query .= "AND `angel_type_id` IN (" . implode(',', $_SESSION['user_shifts']['types']) . ") ";
- }
- $query .= "ORDER BY `AngelTypes`.`name`";
- $angeltypes = sql_select($query);
- if (count($angeltypes) > 0) {
- $my_shift = sql_num_query("SELECT * FROM `ShiftEntry` WHERE `SID`='" . sql_escape($shift['SID']) . "' AND `UID`='" . sql_escape($user['UID']) . "' LIMIT 1") > 0;
-
- foreach ($angeltypes as &$angeltype) {
- $entries = sql_select("SELECT * FROM `ShiftEntry` JOIN `User` ON (`ShiftEntry`.`UID` = `User`.`UID`) WHERE `SID`='" . sql_escape($shift['SID']) . "' AND `TID`='" . sql_escape($angeltype['id']) . "' ORDER BY `Nick`");
- $entry_list = [];
- $entry_nicks = [];
- $freeloader = 0;
- foreach ($entries as $entry) {
- if (in_array('user_shifts_admin', $privileges)) {
- $member = User_Nick_render($entry) . ' ' . table_buttons([
- button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], glyph('trash'), 'btn-xs')
- ]);
+ if ($shift['own'] && ! in_array('user_shifts_admin', $privileges)) {
+ $class = 'own';
+ } elseif ($collides && ! in_array('user_shifts_admin', $privileges)) {
+ $class = 'collides';
+ } elseif ($is_free) {
+ $class = 'free';
} else {
- $member = User_Nick_render($entry);
- }
- if ($entry['freeloaded']) {
- $member = '<strike>' . $member . '</strike>';
- $freeloader ++;
- }
- $entry_list[] = $member;
- $entry_nicks[] = $entry['Nick'];
- }
- $angeltype['taken'] = count($entries) - $freeloader;
- $angeltype['angels'] = $entry_nicks;
-
- // do we need more angles of this type?
- if ($angeltype['count'] - count($entries) + $freeloader > 0) {
- $inner_text = sprintf(ngettext("%d helper needed", "%d helpers needed", $angeltype['count'] - count($entries) + $freeloader), $angeltype['count'] - count($entries) + $freeloader);
- // is the shift still running or alternatively is the user shift admin?
- $user_may_join_shift = true;
-
- /* you cannot join if user already joined this shift */
- $user_may_join_shift &= ! $my_shift;
-
- // you cannot join if user is not of this angel type
- $user_may_join_shift &= isset($angeltype['user_id']);
-
- // you cannot join if you are not confirmed
- if ($angeltype['restricted'] == 1 && isset($angeltype['user_id'])) {
- $user_may_join_shift &= isset($angeltype['confirm_user_id']);
+ $class = 'occupied';
}
-
- // you can only join if the shift is in future or running
- $user_may_join_shift &= time() < $shift['start'];
-
- // User shift admins may join anybody in every shift
- $user_may_join_shift |= in_array('user_shifts_admin', $privileges);
- if ($user_may_join_shift) {
- $entry_list[] = '<a href="' . page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'] . '">' . $inner_text . ' &raquo;</a>';
- } else {
- if (time() > $shift['end']) {
- $entry_list[] = $inner_text . ' (vorbei)';
- } elseif ($angeltype['restricted'] == 1 && isset($angeltype['user_id']) && ! isset($angeltype['confirm_user_id'])) {
- $entry_list[] = $inner_text . glyph("lock");
- } else {
- $entry_list[] = $inner_text . ' <a href="' . page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'] . '">' . sprintf(_('Become %s'), $angeltype['name']) . '</a>';
- }
+ $shifts_table .= '<td rowspan="' . $blocks . '" class="' . $class . '">';
+ $shifts_table .= $shifts_row;
+ $shifts_table .= "</td>";
+ for ($j = 0; $j < $blocks && $i + $j < $maxshow; $j ++) {
+ $todo[$rid][$i + $j] --;
}
-
- unset($inner_text);
- $is_free = true;
}
-
- $shift_row['entries'] .= '<b>' . $angeltype['name'] . ':</b> ';
- $shift_row['entries'] .= join(", ", $entry_list);
- $shift_row['entries'] .= '<br />';
}
- if (in_array('user_shifts_admin', $privileges)) {
- $shift_row['entries'] .= '<a href="' . page_link_to('user_shifts') . '&amp;shift_id=' . $shift['SID'] . '&amp;type_id=' . $angeltype['id'] . '">' . _('Add more angels') . ' &raquo;</a>';
- }
- $shifts_table[] = $shift_row;
- $shift['angeltypes'] = $angeltypes;
- $ical_shifts[] = $shift;
+ }
+ // fill up row with empty <td>
+ while ($todo[$rid][$i] -- > 0) {
+ $shifts_table .= '<td class="empty"></td>';
}
}
- $shifts_table = table([
- 'info' => _("Time") . "/" . _("Room"),
- 'entries' => _("Entries")
- ], $shifts_table);
+ $shifts_table .= "</tr>\n";
}
+ $shifts_table .= '</tbody></table></div>';
if ($user['api_key'] == "") {
User_reset_api_key($user, false);
}
+ $filled = [
+ [
+ 'id' => '1',
+ 'name' => _("occupied")
+ ],
+ [
+ 'id' => '0',
+ 'name' => _("free")
+ ]
+ ];
+ $start_day = date("Y-m-d", $shiftsFilter->getStartTime());
+ $start_time = date("H:i", $shiftsFilter->getStartTime());
+ $end_day = date("Y-m-d", $shiftsFilter->getEndTime());
+ $end_time = date("H:i", $shiftsFilter->getEndTime());
+
return page([
div('col-md-12', [
msg(),
template_render('../templates/user_shifts.html', [
'title' => shifts_title(),
- 'room_select' => make_select($rooms, $_SESSION['user_shifts']['rooms'], "rooms", _("Rooms")),
- 'start_select' => html_select_key("start_day", "start_day", array_combine($days, $days), $_SESSION['user_shifts']['start_day']),
- 'start_time' => $_SESSION['user_shifts']['start_time'],
- 'end_select' => html_select_key("end_day", "end_day", array_combine($days, $days), $_SESSION['user_shifts']['end_day']),
- 'end_time' => $_SESSION['user_shifts']['end_time'],
- 'type_select' => make_select($types, $_SESSION['user_shifts']['types'], "types", _("Angeltypes") . '<sup>1</sup>'),
- 'filled_select' => make_select($filled, $_SESSION['user_shifts']['filled'], "filled", _("Occupancy")),
- 'task_notice' => '<sup>1</sup>' . _("The tasks shown here are influenced by the preferences you defined in your settings!") . " <a href=\"" . page_link_to('angeltypes') . '&action=about' . "\">" . _("Description of the jobs.") . "</a>",
- 'new_style_checkbox' => '<label><input type="checkbox" name="new_style" value="1" ' . ($_SESSION['user_shifts']['new_style'] ? ' checked' : '') . '> ' . _("Use new style if possible") . '</label>',
+ 'room_select' => make_select($rooms, $shiftsFilter->getRooms(), "rooms", _("Rooms")),
+ 'start_select' => html_select_key("start_day", "start_day", array_combine($days, $days), $start_day),
+ 'start_time' => $start_time,
+ 'end_select' => html_select_key("end_day", "end_day", array_combine($days, $days), $end_day),
+ 'end_time' => $end_time,
+ 'type_select' => make_select($types, $shiftsFilter->getTypes(), "types", _("Angeltypes") . '<sup>1</sup>'),
+ 'filled_select' => make_select($filled, $shiftsFilter->getFilled(), "filled", _("Occupancy")),
+ 'task_notice' => '<sup>1</sup>' . _("The tasks shown here are influenced by the angeltypes you joined already!") . " <a href=\"" . page_link_to('angeltypes') . '&action=about' . "\">" . _("Description of the jobs.") . "</a>",
'shifts_table' => msg() . $shifts_table,
'ical_text' => '<h2>' . _("iCal export") . '</h2><p>' . sprintf(_("Export of shown shifts. <a href=\"%s\">iCal format</a> or <a href=\"%s\">JSON format</a> available (please keep secret, otherwise <a href=\"%s\">reset the api key</a>)."), page_link_to_absolute('ical') . '&key=' . $user['api_key'], page_link_to_absolute('shifts_json_export') . '&key=' . $user['api_key'], page_link_to('user_myshifts') . '&reset') . '</p>',
'filter' => _("Filter")
@@ -568,23 +401,6 @@ function view_user_shifts() {
]);
}
-function make_user_shifts_export_link($page, $key) {
- $link = "&start_day=" . $_SESSION['user_shifts']['start_day'];
- $link = "&start_time=" . $_SESSION['user_shifts']['start_time'];
- $link = "&end_day=" . $_SESSION['user_shifts']['end_day'];
- $link = "&end_time=" . $_SESSION['user_shifts']['end_time'];
- foreach ($_SESSION['user_shifts']['rooms'] as $room) {
- $link .= '&rooms[]=' . $room;
- }
- foreach ($_SESSION['user_shifts']['types'] as $type) {
- $link .= '&types[]=' . $type;
- }
- foreach ($_SESSION['user_shifts']['filled'] as $filled) {
- $link .= '&filled[]=' . $filled;
- }
- return page_link_to_absolute($page) . $link . '&export=user_shifts&key=' . $key;
-}
-
function get_ids_from_array($array) {
return $array["id"];
}
diff --git a/includes/sys_page.php b/includes/sys_page.php
index e336261d..27e3e8ba 100644
--- a/includes/sys_page.php
+++ b/includes/sys_page.php
@@ -19,6 +19,19 @@ function raw_output($output) {
}
/**
+ * Returns an int[] from given request param name.
+ *
+ * @param String $name
+ * Name of the request param
+ */
+function check_request_int_array($name) {
+ if (isset($_REQUEST[$name]) && is_array($_REQUEST[$name])) {
+ return array_filter($_REQUEST[$name], 'is_numeric');
+ }
+ return [];
+}
+
+/**
* Checks if given request item (name) can be parsed to a date.
* If not parsable, given error message is put into msg() and null is returned.
*