ok
Mini Shell
<?php
if (!defined('BASEPATH')) {
exit('No direct script access allowed');
}
class Subjectgroup_model extends MY_Model {
public function __construct() {
parent::__construct();
$this->current_session = $this->setting_model->getCurrentSession();
}
/**
* This funtion takes id as a parameter and will fetch the record.
* If id is not provided, then it will fetch all the records form the table.
* @param int $id
* @return mixed
*/
public function get($classid = null) {
$this->db->select('class_sections.id,class_sections.section_id,sections.section');
$this->db->from('class_sections');
$this->db->join('sections', 'sections.id = class_sections.section_id');
$this->db->where('class_sections.class_id', $classid);
$this->db->order_by('class_sections.id');
$query = $this->db->get();
return $query->result_array();
}
public function update($data) {
if (isset($data['id'])) {
$this->db->where('id', $data['id']);
$this->db->update('subject_group_subjects', $data);
}
}
public function check_data_exists($data) {
$this->db->where('name', $data);
$this->db->where('session_id', $this->current_session);
$query = $this->db->get('subject_groups');
if ($query->num_rows() > 0) {
return $query->row();
} else {
return false;
}
}
public function class_exists($str) {
$name = $this->security->xss_clean($str);
$res = $this->check_data_exists($name);
if ($res) {
$id = $this->input->post('id');
if (isset($id)) {
if ($res->id == $id) {
return true;
}
}
$this->form_validation->set_message('class_exists', $this->lang->line('already_exists'));
return false;
} else {
return true;
}
}
public function edit($data, $delete_sections, $add_sections, $delete_subjects, $add_subjects) {
$this->db->trans_begin();
if (isset($data['id'])) {
$this->db->where('id', $data['id']);
$this->db->update('subject_groups', $data);
$subject_group_id = $data['id'];
}
if (!empty($add_sections)) {
$section_group_array = array();
foreach ($add_sections as $section_group_key => $section_group_value) {
$sections_array = array(
'subject_group_id' => $subject_group_id,
'class_section_id' => $section_group_value,
'session_id' => $this->setting_model->getCurrentSession(),
);
$section_group_array[] = $sections_array;
}
$this->db->insert_batch('subject_group_class_sections', $section_group_array);
}
if (!empty($add_subjects)) {
$subject_group_subject_Array = array();
foreach ($add_subjects as $sub_group_key => $sub_group_value) {
$vehicle_array = array(
'subject_group_id' => $subject_group_id,
'subject_id' => $sub_group_value,
'session_id' => $this->setting_model->getCurrentSession(),
);
$subject_group_subject_Array[] = $vehicle_array;
}
$this->db->insert_batch('subject_group_subjects', $subject_group_subject_Array);
}
if (!empty($delete_sections)) {
$this->db->where('subject_group_id', $data['id']);
$this->db->where_in('class_section_id', $delete_sections);
$this->db->delete('subject_group_class_sections');
}
if (!empty($delete_subjects)) {
$this->db->where('subject_group_id', $data['id']);
$this->db->where_in('subject_id', $delete_subjects);
$this->db->delete('subject_group_subjects');
}
if ($this->db->trans_status() === false) {
$this->db->trans_rollback();
} else {
$this->db->trans_commit();
}
}
public function add($data, $subject_group, $section_group) {
$this->db->trans_start(); # Starting Transaction
$this->db->trans_strict(false); # See Note 01. If you wish can remove as well
//=======================Code Start===========================
if (isset($data['id'])) {
$this->db->where('id', $data['id']);
$this->db->update('subject_groups', $data);
$subject_group_id = $data['id'];
$message = UPDATE_RECORD_CONSTANT . " On subject groups id " . $data['id'];
$action = "Update";
$record_id = $data['id'];
$this->log($message, $record_id, $action);
//======================Code End==============================
$this->db->trans_complete(); # Completing transaction
/* Optional */
if ($this->db->trans_status() === false) {
# Something went wrong.
$this->db->trans_rollback();
return false;
} else {
//return $return_value;
}
} else {
$this->db->insert('subject_groups', $data);
$subject_group_id = $this->db->insert_id();
$message = INSERT_RECORD_CONSTANT . " On subject groups id " . $subject_group_id;
$action = "Insert";
$record_id = $subject_group_id;
$this->log($message, $record_id, $action);
//======================Code End==============================
$this->db->trans_complete(); # Completing transaction
/* Optional */
if ($this->db->trans_status() === false) {
# Something went wrong.
$this->db->trans_rollback();
return false;
} else {
//return $return_value;
}
}
$subject_group_subject_Array = array();
foreach ($subject_group as $sub_group_key => $sub_group_value) {
$vehicle_array = array(
'subject_group_id' => $subject_group_id,
'subject_id' => $sub_group_value,
'session_id' => $this->setting_model->getCurrentSession(),
);
$subject_group_subject_Array[] = $vehicle_array;
}
$this->db->insert_batch('subject_group_subjects', $subject_group_subject_Array);
$section_group_array = array();
foreach ($section_group as $section_group_key => $section_group_value) {
$sections_array = array(
'subject_group_id' => $subject_group_id,
'class_section_id' => $section_group_value,
'session_id' => $this->setting_model->getCurrentSession(),
);
$section_group_array[] = $sections_array;
}
$this->db->insert_batch('subject_group_class_sections', $section_group_array);
}
public function getDetailbyClassSection($class_id, $section_id) {
$this->db->select('class_sections.*,subject_group_subjects.class,sections.section')->from('class_sections');
$this->db->where('class_id', $class_id);
$this->db->where('section_id', $section_id);
$this->db->join('subject_group_subjects', 'subject_group_subjects.id = class_sections.class_id');
$this->db->where('class_sections.class_id', $class_id);
$this->db->join('sections', 'sections.id = class_sections.section_id');
$this->db->where('class_sections.section_id', $section_id);
$query = $this->db->get();
return $query->row_array();
}
public function getByID($id = null) {
$this->db->select('subject_groups.*')->from('subject_groups');
$this->db->where('subject_groups.session_id', $this->current_session);
if ($id != null) {
$this->db->where('subject_groups.id', $id);
} else {
$this->db->order_by('subject_groups.id', 'DESC');
}
$query = $this->db->get();
$subject_groups = $query->result();
if (!empty($subject_groups)) {
foreach ($subject_groups as $subject_group_key => $subject_group_value) {
$subject_groups[$subject_group_key]->group_subject = $this->getGroupsubjects($subject_group_value->id);
$subject_groups[$subject_group_key]->sections = $this->getClassSectionByGroup($subject_group_value->id);
}
}
return $subject_groups;
}
public function getClassSectionByGroup($subject_group_id) {
$sql = "SELECT subject_group_class_sections.*,classes.id as `class_id`,classes.class,sections.id as `section_id`,sections.section FROM `subject_group_class_sections` INNER JOIN class_sections on class_sections.id=subject_group_class_sections.class_section_id INNER JOIN classes on classes.id=class_sections.class_id INNER join sections on sections.id=class_sections.section_id WHERE subject_group_class_sections.session_id=" . $this->db->escape($this->current_session) . " and subject_group_id=" . $this->db->escape($subject_group_id);
$query = $this->db->query($sql);
return $query->result();
}
public function getGroupsubjects($subject_group_id ,$session_id=NULL) {
$class_id = "";
$subject_groupid_condition = "";
$userdata = $this->customlib->getUserData();
$role_id = $userdata["role_id"];
$session_id=IsNullOrEmptyString($session_id) ? $this->current_session :$session_id;
if (isset($role_id) && ($userdata["role_id"] == 2) && ($userdata["class_teacher"] == "yes")) {
if ($userdata["class_teacher"] == 'yes') {
$get_class = $this->teacher_model->get_classbysubject_group_id($subject_group_id);
if (!empty($get_class)) {
$class_id = $get_class[0]['class_id'];
}
$my_classes = $this->teacher_model->my_classes($userdata['id']);
if (!empty($my_classes)) {
if (in_array($class_id, $my_classes)) {
$subject_groupid_condition = "";
}
} else {
$my_subjects = $this->teacher_model->get_subjectby_staffid($userdata['id']);
$subject_groupid_condition = " and subject_group_subjects.id in(" . $my_subjects['subject'] . ")";
}
}
}
$sql = "SELECT subject_group_subjects.*,subjects.name,subjects.code,subjects.type FROM `subject_group_subjects` INNER JOIN subjects on subjects.id=subject_group_subjects.subject_id WHERE subject_group_id =" . $this->db->escape($subject_group_id) . " and session_id =" . $this->db->escape($session_id) . "" . $subject_groupid_condition;
$query = $this->db->query($sql);
return $query->result();
}
public function remove($id) {
$this->db->trans_start(); # Starting Transaction
$this->db->trans_strict(false); # See Note 01. If you wish can remove as well
//=======================Code Start===========================
$this->db->where('id', $id);
$this->db->delete('subject_groups');
$message = DELETE_RECORD_CONSTANT . " On subject groups id " . $id;
$action = "Delete";
$record_id = $id;
$this->log($message, $record_id, $action);
$this->db->trans_complete();
if ($this->db->trans_status() === false) {
return false;
} else {
return true;
}
}
public function getSubjectgroupbyTeacherid($staff_id) {
return $this->db->select('GROUP_CONCAT(subject_group_id) as subject_group_ids')->from('subject_timetable')->where('staff_id', $staff_id)->group_by('staff_id')->get()->result_array();
}
public function getGroupByClassandSection($class_id, $section_id,$session_id=NULL) {
$return = true;
$userdata = $this->customlib->getUserData();
$role_id = $userdata["role_id"];
$subject_groupid_condition = "";
$session_id=IsNullOrEmptyString($session_id) ? $this->current_session :$session_id;
if (isset($role_id) && ($userdata["role_id"] == 2) && ($userdata["class_teacher"] == "yes")) {
if ($userdata["class_teacher"] == 'yes') {
$subject_groupid = $this->subjectgroup_model->getSubjectgroupbyTeacherid($userdata['id']);
$my_classes = $this->teacher_model->my_classes($userdata['id']);
if (in_array($class_id, $my_classes)) {
$subject_groupid_condition = "";
} else {
if (!empty($subject_groupid)) {
$subject_groupid_condition = " and subject_groups.id in(" . $subject_groupid[0]['subject_group_ids'] . ")";
} else {
$return = false;
}
}
}
}
if ($return) {
$sql = "SELECT subject_groups.name, subject_group_class_sections.* from subject_group_class_sections INNER JOIN class_sections on class_sections.id=subject_group_class_sections.class_section_id INNER JOIN subject_groups on subject_groups.id=subject_group_class_sections.subject_group_id WHERE class_sections.class_id=" . $this->db->escape($class_id) . " and class_sections.section_id=" . $this->db->escape($section_id) . " and subject_groups.session_id=" . $this->db->escape($session_id) . " " . $subject_groupid_condition . " ORDER by subject_groups.id DESC";
$query = $this->db->query($sql);
return $query->result_array();
} else {
return array();
}
}
public function getClassandSectionTimetable($class_id, $section_id) {
$sql = "SELECT subject_group_class_sections.*,subject_group_subjects.id as `subject_group_id`,subject_group_subjects.subject_id,subjects.name,subjects.code,subject_timetable.day,subject_timetable.staff_id,subject_timetable.time_from,subject_timetable.time_to,subject_timetable.room_no,staff.name as `staff_name`,staff.surname FROM `class_sections` INNER JOIN subject_group_class_sections on subject_group_class_sections.class_section_id=class_sections.id INNER JOIN subject_group_subjects on subject_group_subjects.subject_group_id=subject_group_class_sections.subject_group_id INNER JOIN subjects on subjects.id=subject_group_subjects.subject_id INNER JOIN subject_timetable on subject_timetable.subject_group_subject_id=subject_group_subjects.id inner JOIN staff on staff.id= subject_timetable.staff_id WHERE class_sections.class_id=" . $this->db->escape($class_id) . " and class_sections.section_id=" . $this->db->escape($section_id) . " and subject_group_class_sections.session_id=" . $this->db->escape($this->current_session);
$query = $this->db->query($sql);
return $query->result();
}
public function check_section_exists($str) {
$sections = $this->input->post('sections');
if (!isset($sections)) {
return true;
}
$id = $this->input->post('id');
if (!isset($id)) {
$id = 0;
}
if ($this->check_section_data_exists($sections, $id)) {
$this->form_validation->set_message('check_section_exists', $this->lang->line('subjects_already_assigned'));
return FALSE;
} else {
return TRUE;
}
}
function check_section_data_exists($sections, $id) {
$this->db->where('session_id', $this->current_session);
$this->db->where_in('class_section_id', $sections);
$this->db->where('subject_group_id !=', $id);
$query = $this->db->get('subject_group_class_sections');
if ($query->num_rows() > 0) {
return TRUE;
} else {
return FALSE;
}
}
public function getsubject($class_id,$section_id) {
return $this->db->select('subject_group_subjects.id,subjects.name,subjects.code')
->from('subject_timetable')
->join("subject_group_subjects", "subject_group_subjects.subject_group_id = subject_timetable.subject_group_id")
->join("subjects", "subjects.id = subject_group_subjects.subject_id")
->where('subject_timetable.class_id', $class_id)
->where('subject_timetable.section_id', $section_id)
->group_by('subjects.id')
->get()->result_array();
}
public function getAllsubjectByClassSection($class_id,$section_id){
$sql = "SELECT subject_group_class_sections.*,subject_groups.name as subject_group_name,subject_group_subjects.id as subject_group_subject_id,subjects.id as subject_id,subjects.name as subject_name,subjects.code as subject_code FROM `subject_group_class_sections` INNER JOIN class_sections on subject_group_class_sections.class_section_id=class_sections.id INNER JOIN subject_groups on subject_groups.id=subject_group_class_sections.subject_group_id INNER JOIN subject_group_subjects on subject_group_subjects.subject_group_id=subject_groups.id INNER JOIN subjects on subjects.id=subject_group_subjects.subject_id WHERE class_sections.class_id=" . $this->db->escape($class_id) . " and class_sections.section_id=" . $this->db->escape($section_id) . " and subject_group_class_sections.session_id=" . $this->db->escape($this->current_session);
$query = $this->db->query($sql);
return $query->result();
}
}
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