Current File : /home2/selectio/public_html/bharath/application/models/Bookissue_model.php
<?php
if (!defined('BASEPATH')) {
exit('No direct script access allowed');
}
class Bookissue_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 $id
* @return mixed
*/
public function get($id = null)
{
$this->db->select()->from('book_issues');
if ($id != null) {
$this->db->where('book_issues.id', $id);
} else {
$this->db->order_by('book_issues.id');
}
$query = $this->db->get();
if ($id != null) {
return $query->row_array();
} else {
return $query->result_array();
}
}
/**
* This function will delete the record based on the id
* @param $id
*/
public function remove($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('book_issues');
$message = DELETE_RECORD_CONSTANT." On book issues id ".$id;
$action = "Delete";
$record_id = $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 $return_value;
}
}
public function add($data)
{
$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->insert('book_issues', $data);
$insert_id = $this->db->insert_id();
$message = INSERT_RECORD_CONSTANT." On book issues id ".$insert_id;
$action = "Insert";
$record_id = $insert_id;
$this->log($message, $record_id, $action);
//echo $this->db->last_query();die;
//======================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;
}
return $insert_id;
}
/**
* 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 $id
* @return mixed
*/
public function getMemberBooks($member_id=null)
{
$this->db->select('book_issues.id,book_issues.return_date,book_issues.duereturn_date,book_issues.issue_date,book_issues.is_returned,books.book_title,books.book_no,books.author')->from('book_issues');
$this->db->join('books', 'books.id = book_issues.book_id', 'left');
if ($member_id != null) {
$this->db->where('book_issues.member_id', $member_id);
$this->db->order_by("book_issues.is_returned", "asc");
}
$query = $this->db->get();
return $query->result_array();
}
public function getissueMemberBooks($member_id=null)
{
$sql = "SELECT libarary_members.id as members_id,libarary_members.library_card_no,`book_issues`.`id`,staff.name as fname,staff.surname as lname, 'admission'=' ' as admission ,libarary_members.member_type,`book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author` FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on staff.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '0' and libarary_members.member_type='teacher' union all SELECT libarary_members.id as members_id, libarary_members.library_card_no, `book_issues`.`id`,students.firstname as fname,students.lastname as lname, students.admission_no as adminssion,libarary_members.member_type, `book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author` FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join students on students.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '0' and libarary_members.member_type='student'";
$query = $this->db->query($sql);
return $query->result_array();
}
public function getissuereturnMemberBooks($member_id=null)
{
$sql = "SELECT libarary_members.id as members_id,libarary_members.library_card_no,`book_issues`.`id`,staff.name as fname,staff.surname as lname, 'admission'=' ' as admission ,libarary_members.member_type,`book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author` FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on staff.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '1' and libarary_members.member_type='teacher' union all SELECT libarary_members.id as members_id, libarary_members.library_card_no, `book_issues`.`id`,students.firstname as fname,students.lastname as lname, students.admission_no as adminssion,libarary_members.member_type, `book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author` FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join students on students.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '1' and libarary_members.member_type='student'";
$query = $this->db->query($sql);
return $query->result_array();
}
public function update($data)
{
if (isset($data['id'])) {
$this->db->where('id', $data['id']);
$this->db->update('book_issues', $data);
}
}
public function book_issuedByMemberID($member_id)
{
$this->db->select('book_issues.return_date,books.book_no,book_issues.issue_date,book_issues.is_returned,books.book_title,books.author,`book_issues`.`duereturn_date`')
->from('book_issues')
->join('libarary_members', 'libarary_members.id = book_issues.member_id', 'left')
->join('books', 'books.id = book_issues.book_id', 'left')
->where('libarary_members.id', $member_id)
->order_by('book_issues.is_returned', 'asc');
$result = $this->db->get();
return $result->result_array();
}
public function getAvailQuantity($id = null)
{
$sql = "SELECT books.*,IFNULL(total_issue, '0') as `total_issue` FROM books LEFT JOIN (SELECT COUNT(*) as `total_issue`, book_id from book_issues where is_returned= 0 GROUP by book_id ) as `book_count` on books.id=book_count.book_id WHERE books.id=$id";
$query = $this->db->query($sql);
return $query->row();
}
public function valid_check_exists($str)
{
$book_id = $this->input->post('book_id');
if($book_id == ""){
return true;
}
if ($this->checkAvailQuantity($book_id)) {
$this->form_validation->set_message('check_exists', 'Book not available');
return false;
} else {
return true;
}
}
public function checkAvailQuantity($id = null)
{
$sql = "SELECT books.*,IFNULL(total_issue, '0') as `total_issue` FROM books LEFT JOIN (SELECT COUNT(*) as `total_issue`, book_id from book_issues where is_returned= 0 GROUP by book_id) as `book_count` on books.id=book_count.book_id WHERE books.id=$id";
$query = $this->db->query($sql);
$result = $query->row();
$remaining = ($result->qty - $result->total_issue);
if ($remaining > 0) {
return false;
}
return true;
}
public function studentBookIssue_report($start_date,$end_date)
{
$condition="";
$condition.=" and date_format(book_issues.issue_date,'%Y-%m-%d') between '".$start_date."' and '".$end_date."'";
if(isset($_POST['members_type']) && $_POST['members_type']!=''){
$condition.=" and libarary_members.member_type='".$_POST['members_type']."'";
}
$sql = "SELECT libarary_members.id as members_id,libarary_members.library_card_no,`book_issues`.`id`,CONCAT_WS(' ',staff.name,staff.surname) as staff_name,CONCAT_WS(' ',students.firstname,students.lastname) as student_name, students.admission_no as admission ,libarary_members.member_type,`book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author`,book_issues.duereturn_date FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on staff.id=libarary_members.member_id left join students on (students.id=libarary_members.member_id and libarary_members.member_type='student') WHERE `book_issues`.`is_returned` = '0' ".$condition;
$query = $this->db->query($sql);
return $query->result_array();
}
public function bookduereport($start_date,$end_date){
$condition=" and date_format(book_issues.duereturn_date,'%Y-%m-%d') between '".$start_date."' and '".$end_date."'";
if(isset($_POST['members_type']) && $_POST['members_type']!=''){
$condition.=" and libarary_members.member_type='".$_POST['members_type']."'";
}
$sql = "SELECT libarary_members.id as members_id,libarary_members.library_card_no,`book_issues`.`id`,CONCAT_WS(' ',staff.name,students.firstname) as fname,CONCAT_WS(' ',staff.surname,students.lastname) as lname, students.admission_no as admission ,libarary_members.member_type,`book_issues`.`return_date`, `book_issues`.`issue_date`, `book_issues`.`is_returned`, `books`.`book_title`, `books`.`book_no`, `books`.`author`,`book_issues`.duereturn_date FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on (staff.id=libarary_members.member_id and libarary_members.member_type='teacher') left join students on (students.id=libarary_members.member_id and libarary_members.member_type='student') WHERE `book_issues`.`is_returned` = '0' ".$condition;
$query = $this->db->query($sql);
return $query->result_array();
}
public function dueforreturn($start_date,$end_date){
$condition=" and date_format(book_issues.duereturn_date,'%Y-%m-%d') between '".$start_date."' and '".$end_date."'";
$sql = "SELECT count(*) as total FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on staff.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '0' ".$condition;
$query = $this->db->query($sql);
return $query->result_array();
}
public function forreturn($start_date,$end_date){
$condition=" and date_format(book_issues.duereturn_date,'%Y-%m-%d') between '".$start_date."' and '".$end_date."'";
$sql = "SELECT count(*) as total FROM `book_issues` LEFT JOIN `books` ON `books`.`id` = `book_issues`.`book_id` left join libarary_members on libarary_members.id=book_issues.member_id left join staff on staff.id=libarary_members.member_id WHERE `book_issues`.`is_returned` = '1' ".$condition;
$query = $this->db->query($sql);
return $query->result_array();
}
}
Mini Shell