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chamilo-lms
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Fixing attendance query due the new changes in the DB (c_id)

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skala
Julio Montoya 14 years ago
parent ad524fee0e
commit a197bc3188
2 changed files with 93 additions and 79 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 62
      main/attendance/attendance_sheet.php
  2. 110
      main/inc/lib/attendance.lib.php

62
main/attendance/attendance_sheet.php
Unescape View File

@ -312,42 +312,30 @@ if (api_is_allowed_to_edit(null, true)) {
</div>
<?php } ?>
<table class="data_table">
<tr class="row_odd" >
<th><?php echo get_lang('Attendance')?></th>
<th><?php echo get_lang('AttendanceCalendar')?></th>
</tr>
<?php
if (!empty($users_presence)) {
$i = 0;
foreach($users_presence[$user_id] as $presence) {
$class = '';
if ($i%2==0) {$class = 'row_even';}
else {$class = 'row_odd';}
?>
<tr class="<?php echo $class ?>">
<td>
<center>
<?php echo $presence['presence']?Display::return_icon('checkbox_on.gif',get_lang('Presence')):Display::return_icon('checkbox_off.gif',get_lang('Presence')) ?>
</center>
</td>
<td>
<center>
<?php echo Display::return_icon('lp_calendar_event.png',get_lang('DateTime')).' '.$presence['date_time'] ?>
</center>
</td>
</tr>
<?php }
} else { ?>
<tr><td colspan="2">
<center><?php echo get_lang('YouDoNotHaveDoneAttendances')?></center></td>
</tr>
<?php }
<tr class="row_odd" >
<th><?php echo get_lang('Attendance')?></th>
</tr>
<?php
if (!empty($users_presence)) {
$i = 0;
foreach($users_presence[$user_id] as $presence) {
$class = '';
if ($i%2==0) {$class = 'row_even';}
else {$class = 'row_odd';}
?>
</table>
<tr class="<?php echo $class ?>">
<td>
<?php echo $presence['presence']?Display::return_icon('checkbox_on.gif',get_lang('Presence')):Display::return_icon('checkbox_off.gif',get_lang('Presence')) ?>
<?php echo "&nbsp; ".$presence['date_time'] ?>
</td>
</tr>
<?php }
} else { ?>
<tr><td>
<center><?php echo get_lang('YouDoNotHaveDoneAttendances')?></center></td>
</tr>
<?php }
?>
</table>
<?php } ?>

110
main/inc/lib/attendance.lib.php
Unescape View File

@ -27,7 +27,7 @@ class Attendance
const LOCKED_ATTENDANCE_LOG_TYPE = 'locked_attendance_sheet';
public function __construct() {
$this->course_int_id = api_get_course_int_id();
//$this->course_int_id = api_get_course_int_id();
}
/**
@ -39,8 +39,9 @@ class Attendance
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$course_id = api_get_course_int_id();
$sql = "SELECT COUNT(att.id) AS total_number_of_items FROM $tbl_attendance att
WHERE c_id = {$this->course_int_id} AND att.active = 1 $condition_session ";
WHERE c_id = {$course_id} AND att.active = 1 $condition_session ";
$res = Database::query($sql);
$res = Database::query($sql);
$obj = Database::fetch_object($res);
@ -90,6 +91,7 @@ class Attendance
*/
function get_attendance_data($from, $number_of_items, $column, $direction) {
$tbl_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
$course_id = api_get_course_int_id();
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$column = intval($column);
@ -109,7 +111,7 @@ class Attendance
att.active AS col5,
att.session_id
FROM $tbl_attendance att
WHERE c_id = {$this->course_int_id} $active_plus $condition_session
WHERE c_id = $course_id AND $active_plus $condition_session
ORDER BY col$column $direction LIMIT $from,$number_of_items ";
$res = Database::query($sql);
$attendances = array ();
@ -199,8 +201,9 @@ class Attendance
public function get_attendance_by_id($attendance_id) {
$tbl_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
$attendance_id = intval($attendance_id);
$course_id = api_get_course_int_id();
$attendance_data = array();
$sql = "SELECT * FROM $tbl_attendance WHERE c_id = {$this->course_int_id} AND id = '$attendance_id'";
$sql = "SELECT * FROM $tbl_attendance WHERE c_id = $course_id AND id = '$attendance_id'";
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
while ($row = Database::fetch_array($res)) {
@ -221,12 +224,13 @@ class Attendance
$table_link = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
$session_id = api_get_session_id();
$user_id = api_get_user_id();
$course_code = api_get_course_id();
$course_code = api_get_course_id();
$course_id = api_get_course_int_id();
$title_gradebook= Database::escape_string($this->attendance_qualify_title);
$value_calification = 0;
$weight_calification = floatval($this->attendance_weight);
$sql = "INSERT INTO $tbl_attendance SET
c_id = $this->course_int_id,
c_id = $course_id,
name ='".Database::escape_string($this->name)."',
description = '".Database::escape_string($this->description)."',
attendance_qualify_title = '$title_gradebook',
@ -267,6 +271,7 @@ class Attendance
$user_id = api_get_user_id();
$attendance_id = intval($attendance_id);
$course_code = api_get_course_id();
$course_id = api_get_course_int_id();
$title_gradebook = Database::escape_string($this->attendance_qualify_title);
$value_calification = 0;
$weight_calification = floatval($this->attendance_weight);
@ -276,7 +281,7 @@ class Attendance
description = '".Database::escape_string($this->description)."',
attendance_qualify_title = '".$title_gradebook."',
attendance_weight = '".$weight_calification."'
WHERE c_id = {$this->course_int_id} AND id = '$attendance_id'";
WHERE c_id = $course_id AND id = '$attendance_id'";
Database::query($sql);
if (!empty($affected_rows)) {
// update row item property table
@ -308,10 +313,11 @@ class Attendance
global $_course;
$tbl_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
$user_id = api_get_user_id();
$course_id = api_get_course_int_id();
if (is_array($attendance_id)) {
foreach ($attendance_id as $id) {
$id = intval($id);
$sql = "UPDATE $tbl_attendance SET active = 1 WHERE c_id = {$this->course_int_id} AND id = '$id'";
$sql = "UPDATE $tbl_attendance SET active = 1 WHERE c_id = $course_id AND id = '$id'";
Database::query($sql);
$affected_rows = Database::affected_rows();
if (!empty($affected_rows)) {
@ -321,7 +327,7 @@ class Attendance
}
} else {
$attendance_id = intval($attendance_id);
$sql = "UPDATE $tbl_attendance SET active = 1 WHERE c_id = {$this->course_int_id} AND id = '$attendance_id'";
$sql = "UPDATE $tbl_attendance SET active = 1 WHERE c_id = $course_id AND id = '$attendance_id'";
Database::query($sql);
$affected_rows = Database::affected_rows();
if (!empty($affected_rows)) {
@ -342,10 +348,11 @@ class Attendance
global $_course;
$tbl_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
$user_id = api_get_user_id();
$course_id = api_get_course_int_id();
if (is_array($attendance_id)) {
foreach ($attendance_id as $id) {
$id = intval($id);
$sql = "UPDATE $tbl_attendance SET active = 0 WHERE c_id = {$this->course_int_id} AND id = '$id'";
$sql = "UPDATE $tbl_attendance SET active = 0 WHERE c_id = $course_id AND id = '$id'";
Database::query($sql);
$affected_rows = Database::affected_rows();
if (!empty($affected_rows)) {
@ -355,7 +362,7 @@ class Attendance
}
} else {
$attendance_id = intval($attendance_id);
$sql = "UPDATE $tbl_attendance SET active = 0 WHERE id = '$attendance_id'";
$sql = "UPDATE $tbl_attendance SET active = 0 WHERE c_id = $course_id AND id = '$attendance_id'";
Database::query($sql);
$affected_rows = Database::affected_rows();
if (!empty($affected_rows)) {
@ -373,9 +380,10 @@ class Attendance
*/
public function lock_attendance($attendance_id, $lock = true) {
$tbl_attendance = Database::get_course_table(TABLE_ATTENDANCE);
$course_id = api_get_course_int_id();
$attendance_id = intval($attendance_id);
$locked = ($lock)?1:0;
$upd = "UPDATE $tbl_attendance SET locked = $locked WHERE c_id = {$this->course_int_id} AND id = $attendance_id";
$upd = "UPDATE $tbl_attendance SET locked = $locked WHERE c_id = $course_id AND id = $attendance_id";
Database::query($upd);
$affected_rows = Database::affected_rows();
if ($affected_rows && $lock) {
@ -465,6 +473,8 @@ class Attendance
$calendar_id = intval($calendar_id);
$attendance_id = intval($attendance_id);
$users = $this->get_users_rel_course();
$course_id = api_get_course_int_id();
$user_ids = array_keys($users);
$users_absent = array_diff($user_ids,$users_present);
$affected_rows = 0;
@ -480,18 +490,18 @@ class Attendance
foreach ($users_present as $user_present) {
$uid = intval($user_present);
// check if user already was registered with the $calendar_id
$sql = "SELECT user_id FROM $tbl_attendance_sheet WHERE c_id = {$this->course_int_id} AND user_id='$uid' AND attendance_calendar_id = '$calendar_id'";
$sql = "SELECT user_id FROM $tbl_attendance_sheet WHERE c_id = $course_id AND user_id='$uid' AND attendance_calendar_id = '$calendar_id'";
$rs = Database::query($sql);
if (Database::num_rows($rs) == 0) {
$sql = "INSERT INTO $tbl_attendance_sheet SET
c_id = $this->course_int_id,
c_id = $course_id,
user_id = '$uid',
attendance_calendar_id = '$calendar_id',
presence = 1";
Database::query($sql);
$affected_rows += Database::affected_rows();
} else {
$sql = "UPDATE $tbl_attendance_sheet SET presence = 1 WHERE c_id = {$this->course_int_id} AND user_id ='$uid' AND attendance_calendar_id = '$calendar_id'";
$sql = "UPDATE $tbl_attendance_sheet SET presence = 1 WHERE c_id = $course_id AND user_id ='$uid' AND attendance_calendar_id = '$calendar_id'";
Database::query($sql);
$affected_rows += Database::affected_rows();
}
@ -501,25 +511,25 @@ class Attendance
foreach ($users_absent as $user_absent) {
$uid = intval($user_absent);
// check if user already was registered with the $calendar_id
$sql = "SELECT user_id FROM $tbl_attendance_sheet WHERE c_id = {$this->course_int_id} AND user_id='$uid' AND attendance_calendar_id = '$calendar_id'";
$sql = "SELECT user_id FROM $tbl_attendance_sheet WHERE c_id = $course_id AND user_id='$uid' AND attendance_calendar_id = '$calendar_id'";
$rs = Database::query($sql);
if (Database::num_rows($rs) == 0) {
$sql = "INSERT INTO $tbl_attendance_sheet SET
c_id = $this->course_int_id,
c_id = $course_id,
user_id ='$uid',
attendance_calendar_id = '$calendar_id',
presence = 0";
Database::query($sql);
$affected_rows += Database::affected_rows();
} else {
$sql = "UPDATE $tbl_attendance_sheet SET presence = 0 WHERE c_id = {$this->course_int_id} AND user_id ='$uid' AND attendance_calendar_id = '$calendar_id'";
$sql = "UPDATE $tbl_attendance_sheet SET presence = 0 WHERE c_id = $course_id AND user_id ='$uid' AND attendance_calendar_id = '$calendar_id'";
Database::query($sql);
$affected_rows += Database::affected_rows();
}
}
// update done_attendance inside attendance calendar table
$sql = "UPDATE $tbl_attendance_calendar SET done_attendance = 1 WHERE c_id = {$this->course_int_id} AND id = '$calendar_id'";
$sql = "UPDATE $tbl_attendance_calendar SET done_attendance = 1 WHERE c_id = $course_id AND id = '$calendar_id'";
Database::query($sql);
// save users' results
@ -547,6 +557,8 @@ class Attendance
$tbl_attendance_calendar= Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$tbl_attendance_result = Database::get_course_table(TABLE_ATTENDANCE_RESULT);
$tbl_attendance = Database::get_course_table(TABLE_ATTENDANCE);
$course_id = api_get_course_int_id();
$attendance_id = intval($attendance_id);
// fill results about presence of students
$attendance_calendar = $this->get_attendance_calendar($attendance_id);
@ -562,24 +574,24 @@ class Attendance
$count_presences = 0;
if (count($calendar_ids) > 0) {
$sql = "SELECT count(presence) as count_presences FROM $tbl_attendance_sheet
WHERE c_id = {$this->course_int_id} AND user_id = '$uid' AND attendance_calendar_id IN(".implode(',',$calendar_ids).") AND presence = 1";
WHERE c_id = $course_id AND user_id = '$uid' AND attendance_calendar_id IN(".implode(',',$calendar_ids).") AND presence = 1";
$rs_count = Database::query($sql);
$row_count = Database::fetch_array($rs_count);
$count_presences = $row_count['count_presences'];
}
// save results
$sql = "SELECT id FROM $tbl_attendance_result WHERE c_id = {$this->course_int_id} AND user_id='$uid' AND attendance_id='$attendance_id'";
$sql = "SELECT id FROM $tbl_attendance_result WHERE c_id = $course_id AND user_id='$uid' AND attendance_id='$attendance_id'";
$rs_check_result = Database::query($sql);
if (Database::num_rows($rs_check_result) > 0) {
// update result
$sql = "UPDATE $tbl_attendance_result SET
score='$count_presences'
WHERE c_id = {$this->course_int_id} AND user_id='$uid' AND attendance_id='$attendance_id'";
WHERE c_id = $course_id AND user_id='$uid' AND attendance_id='$attendance_id'";
Database::query($sql);
} else {
// insert new result
$sql = "INSERT INTO $tbl_attendance_result SET
c_id = $this->course_int_id ,
c_id = $course_id ,
user_id = '$uid',
attendance_id = '$attendance_id',
score = '$count_presences'";
@ -589,7 +601,7 @@ class Attendance
}
// update attendance qualify max
$count_done_calendar = $this->get_done_attendance_calendar($attendance_id);
$sql = "UPDATE $tbl_attendance SET attendance_qualify_max='$count_done_calendar' WHERE c_id = {$this->course_int_id} AND id = '$attendance_id'";
$sql = "UPDATE $tbl_attendance SET attendance_qualify_max='$count_done_calendar' WHERE c_id = $course_id AND id = '$attendance_id'";
Database::query($sql);
}
@ -604,6 +616,7 @@ class Attendance
* @return int Affected rows
*/
public function save_attendance_sheet_log($attendance_id, $lastedit_date, $lastedit_type, $lastedit_user_id, $calendar_date_value = null) {
$course_id = api_get_course_int_id();
// define table
$tbl_attendance_sheet_log = Database::get_course_table(TABLE_ATTENDANCE_SHEET_LOG);
@ -622,7 +635,7 @@ class Attendance
// save data
$ins = "INSERT INTO $tbl_attendance_sheet_log(c_id, attendance_id, lastedit_date, lastedit_type, lastedit_user_id, calendar_date_value)
VALUES($this->course_int_id, $attendance_id, '$lastedit_date', '$lastedit_type', $lastedit_user_id, '$calendar_date_value')";
VALUES($course_id, $attendance_id, '$lastedit_date', '$lastedit_type', $lastedit_user_id, '$calendar_date_value')";
Database::query($ins);
@ -639,7 +652,8 @@ class Attendance
public function get_done_attendance_calendar($attendance_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$attendance_id = intval($attendance_id);
$sql = "SELECT count(done_attendance) as count FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id' AND done_attendance=1";
$course_id = api_get_course_int_id();
$sql = "SELECT count(done_attendance) as count FROM $tbl_attendance_calendar WHERE c_id = {$course_id} AND attendance_id = '$attendance_id' AND done_attendance=1";
$rs = Database::query($sql);
$row = Database::fetch_array($rs);
$count = $row['count'];
@ -841,8 +855,10 @@ class Attendance
public function get_next_attendance_calendar_id($attendance_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$attendance_id = intval($attendance_id);
$course_id = api_get_course_int_id();
$sql = "SELECT id FROM $tbl_attendance_calendar
WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id' AND done_attendance = 0 ORDER BY date_time limit 1";
WHERE c_id = $course_id AND attendance_id = '$attendance_id' AND done_attendance = 0 ORDER BY date_time limit 1";
$rs = Database::query($sql);
$next_calendar_id = 0;
if (Database::num_rows($rs) > 0) {
@ -859,8 +875,9 @@ class Attendance
*/
public function get_next_attendance_calendar_datetime($attendance_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$course_id = api_get_course_int_id();
$attendance_id = intval($attendance_id);
$sql = "SELECT id, date_time FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id' AND done_attendance = 0 ORDER BY date_time limit 1";
$sql = "SELECT id, date_time FROM $tbl_attendance_calendar WHERE c_id = $course_id AND attendance_id = '$attendance_id' AND done_attendance = 0 ORDER BY date_time limit 1";
$rs = Database::query($sql);
$next_calendar_datetime = 0;
if (Database::num_rows($rs) > 0) {
@ -880,7 +897,8 @@ class Attendance
$tbl_attendance_result = Database::get_course_table(TABLE_ATTENDANCE_RESULT);
$user_id = intval($user_id);
$attendance_id = intval($attendance_id);
$sql = "SELECT score FROM $tbl_attendance_result WHERE c_id = {$this->course_int_id} AND user_id='$user_id' AND attendance_id='$attendance_id'";
$course_id = api_get_course_int_id();
$sql = "SELECT score FROM $tbl_attendance_result WHERE c_id = $course_id AND user_id='$user_id' AND attendance_id='$attendance_id'";
$rs = Database::query($sql);
$score = 0;
if (Database::num_rows($rs) > 0) {
@ -898,7 +916,8 @@ class Attendance
public function get_attendance_calendar_by_id($calendar_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$calendar_id = intval($calendar_id);
$sql = "SELECT * FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND id = '$calendar_id' ";
$course_id = api_get_course_int_id();
$sql = "SELECT * FROM $tbl_attendance_calendar WHERE c_id = $course_id AND id = '$calendar_id' ";
$rs = Database::query($sql);
$data = array();
if (Database::num_rows($rs) > 0) {
@ -919,7 +938,8 @@ class Attendance
global $dateFormatShort, $timeNoSecFormat;
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$attendance_id = intval($attendance_id);
$sql = "SELECT * FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id' ";
$course_id = api_get_course_int_id();
$sql = "SELECT * FROM $tbl_attendance_calendar WHERE c_id = $course_id AND attendance_id = '$attendance_id' ";
$filter_where = '';
if (!in_array($type, array('today', 'all', 'all_done', 'all_not_done','calendar_id'))) {
$type = 'all';
@ -975,7 +995,8 @@ class Attendance
public function get_number_of_attendance_calendar($attendance_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$attendance_id = intval($attendance_id);
$sql = "SELECT count(id) FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id'";
$course_id = api_get_course_int_id();
$sql = "SELECT count(id) FROM $tbl_attendance_calendar WHERE c_id = $course_id AND attendance_id = '$attendance_id'";
$rs = Database::query($sql);
$row = Database::fetch_row($rs);
$count = $row[0];
@ -990,7 +1011,8 @@ class Attendance
public function get_count_dates_inside_attendance_calendar($attendance_id) {
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$attendance_id = intval($attendance_id);
$sql = "SELECT count(id) FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND attendance_id = '$attendance_id'";
$course_id = api_get_course_int_id();
$sql = "SELECT count(id) FROM $tbl_attendance_calendar WHERE c_id = $course_id AND attendance_id = '$attendance_id'";
$rs = Database::query($sql);
$count = 0;
if (Database::num_rows($rs) > 0) {
@ -1029,8 +1051,9 @@ class Attendance
public function is_locked_attendance($attendance_id) {
$attendance_id = intval($attendance_id);
$tbl_attendance = Database::get_course_table(TABLE_ATTENDANCE);
$course_id = api_get_course_int_id();
$sql = "SELECT id FROM $tbl_attendance WHERE c_id = {$this->course_int_id} AND id = $attendance_id AND locked = 1";
$sql = "SELECT id FROM $tbl_attendance WHERE c_id = $course_id AND id = $attendance_id AND locked = 1";
$rs = Database::query($sql);
$result = false;
@ -1049,13 +1072,14 @@ class Attendance
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$affected_rows = 0;
$attendance_id = intval($attendance_id);
$course_id = api_get_course_int_id();
// check if datetime already exists inside the table
$sql = "SELECT id FROM $tbl_attendance_calendar
WHERE c_id = {$this->course_int_id} AND date_time='".Database::escape_string($this->date_time)."' AND attendance_id = '$attendance_id'";
WHERE c_id = $course_id AND date_time='".Database::escape_string($this->date_time)."' AND attendance_id = '$attendance_id'";
$rs = Database::query($sql);
if (Database::num_rows($rs) == 0) {
$sql = "INSERT INTO $tbl_attendance_calendar SET
c_id = $this->course_int_id,
c_id = $course_id,
date_time = '".Database::escape_string($this->date_time)."',
attendance_id = '$attendance_id'";
Database::query($sql);
@ -1178,12 +1202,13 @@ class Attendance
$tbl_attendance_calendar = Database::get_course_table(TABLE_ATTENDANCE_CALENDAR);
$affected_rows = 0;
$attendance_id = intval($attendance_id);
$course_id = api_get_course_int_id();
// check if datetime already exists inside the table
$sql = "SELECT id FROM $tbl_attendance_calendar
WHERE c_id = {$this->course_int_id} AND date_time = '".Database::escape_string($this->date_time)."' AND attendance_id = '$attendance_id'";
WHERE c_id = $course_id AND date_time = '".Database::escape_string($this->date_time)."' AND attendance_id = '$attendance_id'";
$rs = Database::query($sql);
if (Database::num_rows($rs) == 0) {
$sql = "UPDATE $tbl_attendance_calendar SET date_time='".Database::escape_string($this->date_time)."' WHERE c_id = {$this->course_int_id} AND id = '".intval($calendar_id)."'";
$sql = "UPDATE $tbl_attendance_calendar SET date_time='".Database::escape_string($this->date_time)."' WHERE c_id = $course_id AND id = '".intval($calendar_id)."'";
Database::query($sql);
$affected_rows = Database::affected_rows();
}
@ -1214,6 +1239,7 @@ class Attendance
// get all registered users inside current course
$users = $this->get_users_rel_course();
$user_ids = array_keys($users);
$course_id = api_get_course_int_id();
if ($all_delete) {
$attendance_calendar = $this->get_attendance_calendar($attendance_id);
@ -1222,19 +1248,19 @@ class Attendance
if (!empty($attendance_calendar)) {
foreach ($attendance_calendar as $cal) {
// delete all data from attendance sheet
$sql = "DELETE FROM $tbl_attendance_sheet WHERE c_id = {$this->course_int_id} AND attendance_calendar_id = '".intval($cal['id'])."'";
$sql = "DELETE FROM $tbl_attendance_sheet WHERE c_id = $course_id AND attendance_calendar_id = '".intval($cal['id'])."'";
Database::query($sql);
// delete data from attendance calendar
$sql = "DELETE FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND id = '".intval($cal['id'])."'";
$sql = "DELETE FROM $tbl_attendance_calendar WHERE c_id = $course_id AND id = '".intval($cal['id'])."'";
Database::query($sql);
}
}
} else {
// delete just one row from attendance sheet by the calendar id
$sql = "DELETE FROM $tbl_attendance_sheet WHERE c_id = {$this->course_int_id} AND attendance_calendar_id = '".intval($calendar_id)."'";
$sql = "DELETE FROM $tbl_attendance_sheet WHERE c_id = $course_id AND attendance_calendar_id = '".intval($calendar_id)."'";
Database::query($sql);
// delete data from attendance calendar
$sql = "DELETE FROM $tbl_attendance_calendar WHERE c_id = {$this->course_int_id} AND id = '".intval($calendar_id)."'";
$sql = "DELETE FROM $tbl_attendance_calendar WHERE c_id = $course_id AND id = '".intval($calendar_id)."'";
Database::query($sql);
}

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