Current File : //proc/self/root/home2/selectio/www/bharath/application/models/Content_model.php
<?php
if (!defined('BASEPATH'))
exit('No direct script access allowed');
class Content_model extends MY_Model {
public function __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('contents.*,classes.class,sections.section,(select GROUP_CONCAT(role) FROM content_for WHERE content_id=contents.id) as role,class_sections.id as `aa`')->from('contents');
$this->db->join('class_sections', 'contents.cls_sec_id = class_sections.id', 'left outer');
$this->db->join('classes', 'class_sections.class_id = classes.id', 'left outer');
$this->db->join('sections', 'class_sections.section_id = sections.id', 'left outer');
if ($id != null) {
$this->db->where('contents.id', $id);
}
$this->db->order_by('contents.id', "desc");
$this->db->limit(10);
$query = $this->db->get();
if ($id != null) {
return $query->row_array();
} else {
return $query->result_array();
}
}
public function getContentByRole($id = null, $role = null) {
$inner_sql="";
if ($role != "Super Admin") {
$inner_sql = " WHERE (role='student' and created_by='" . $id . "' ) or (created_by=0 and role='" . $role . "')";
}
$query = "SELECT contents.*,(select GROUP_CONCAT(role) FROM content_for WHERE content_id=contents.id) as role,class_sections.id as `class_section_id`,classes.class,sections.section FROM `content_for` INNER JOIN contents on contents.id=content_for.content_id left JOIN class_sections on class_sections.id=contents.cls_sec_id left join classes on classes.id=contents.class_id LEFT JOIN sections on sections.id=contents.cls_sec_id" . $inner_sql . " GROUP by contents.id";
$query = $this->db->query($query);
return $query->result_array();
}
public function getListByCategory($category) {
$this->db->select('contents.*,classes.class,sections.section')->from('contents');
$this->db->join('classes', 'contents.class_id = classes.id', 'left outer');
$this->db->join('sections', 'contents.cls_sec_id = sections.id', 'left outer');
$this->db->where('contents.type', $category);
$this->db->order_by('contents.id');
$query = $this->db->get();
return $query->result_array();
}
public function getAnswerByContentId($content_id) {
$this->db->select('student_answer.*,classes.class as cls_name,sections.section as sec_name,students.firstname as std_name,contents.title as cont_title')->from('student_answer');
$this->db->join('classes', 'student_answer.class_id = classes.id', 'left outer');
$this->db->join('sections', 'student_answer.section_id = sections.id', 'left outer');
$this->db->join('students', 'student_answer.student_id = students.id', 'left outer');
$this->db->join('contents', 'student_answer.content_id = contents.id', 'left outer');
$this->db->where('student_answer.content_id', $content_id);
$this->db->order_by('student_answer.id');
$query = $this->db->get();
return $query->result_array();
}
public function getAnswerById($id) {
$this->db->select('student_answer.*,classes.class as cls_name,sections.section as sec_name,students.firstname as std_name')->from('student_answer');
$this->db->join('classes', 'student_answer.class_id = classes.id', 'left outer');
$this->db->join('sections', 'student_answer.section_id = sections.id', 'left outer');
$this->db->join('students', 'student_answer.student_id = students.id', 'left outer');
$this->db->where('student_answer.id', $id);
$this->db->order_by('student_answer.id');
$query = $this->db->get();
return $query->result_array();
}
public function getAnswerByStdId($std_id) {
$this->db->select('student_answer.*,classes.class as cls_name,sections.section as sec_name,students.firstname as std_name,contents.title as cont_title')->from('student_answer');
$this->db->join('classes', 'student_answer.class_id = classes.id', 'left outer');
$this->db->join('sections', 'student_answer.section_id = sections.id', 'left outer');
$this->db->join('students', 'student_answer.student_id = students.id', 'left outer');
$this->db->join('contents', 'student_answer.content_id = contents.id', 'left outer');
$this->db->where('student_answer.student_id', $std_id);
$this->db->order_by('student_answer.id');
$query = $this->db->get();
return $query->result_array();
}
public function getListByCategoryforUser($class_id, $section_id, $category = '') {
if (empty($class_id)) {
$class_id = "0";
}
if (empty($section_id)) {
$section_id = "0";
}
$query = "SELECT contents.*,class_sections.id as `class_section_id`,classes.class,sections.section FROM `content_for` INNER JOIN contents on content_for.content_id=contents.id left JOIN class_sections on class_sections.id=contents.cls_sec_id left join classes on classes.id=contents.class_id LEFT JOIN sections on sections.id=contents.cls_sec_id WHERE (role='student' and contents.type='" . $category . "' and contents.is_public='yes') or (classes.id =" . $class_id . " and sections.id=" . $section_id . " and role='student' and contents.type='" . $category . "')";
$query = $this->db->query($query);
return $query->result_array();
}
public function getListByforUser($class_id, $section_id) {
if (empty($class_id)) {
$class_id = "0";
}
if (empty($section_id)) {
$section_id = "0";
}
$query = "SELECT contents.*,class_sections.id as `class_section_id`,classes.class,sections.section FROM `content_for` INNER JOIN contents on content_for.content_id=contents.id left JOIN class_sections on class_sections.id=contents.cls_sec_id left join classes on classes.id=class_sections.class_id LEFT JOIN sections on sections.id=class_sections.section_id WHERE (role='student' and contents.is_public='yes') or (classes.id =" . $class_id . " and sections.id=" . $section_id . " and role='student')";
$query = $this->db->query($query);
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('contents');
$message = DELETE_RECORD_CONSTANT." On contents id ".$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 $return_value;
}
}
public function remove_answer($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('content_id', $id);
$this->db->delete('student_answer');
$message = DELETE_RECORD_CONSTANT." On student answer content_id ".$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 $return_value;
}
}
public function remove_answer_by_id($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('student_answer');
$message = DELETE_RECORD_CONSTANT." On student answer id ".$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 $return_value;
}
}
public function search_by_content_type($text) {
$this->db->select()->from('contents');
$this->db->or_like('contents.content_type', $text);
$query = $this->db->get();
return $query->result_array();
}
/**
* This function will take the post data passed from the controller
* If id is present, then it will do an update
* else an insert. One function doing both add and edit.
* @param $data
*/
public function add($data, $content_role = array()) {
$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('contents', $data);
$message = UPDATE_RECORD_CONSTANT." On contents id ".$data['id'];
$action = "Update";
$record_id = $insert_id = $data['id'];
$this->log($message, $record_id, $action);
} else {
$this->db->insert('contents', $data);
$insert_id = $this->db->insert_id();
if (isset($content_role) && !empty($content_role)) {
$total_rec = count($content_role);
for ($i = 0; $i < $total_rec; $i++) {
$content_role[$i]['content_id'] = $insert_id;
}
$this->db->insert_batch('content_for', $content_role);
}
$message = INSERT_RECORD_CONSTANT." On contents id ".$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 $insert_id;
}
// return $insert_id;
}
}
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