Controller Issues | Bad Formatting

User.php

<?php
defined('BASEPATH') OR exit('No direct script access allowed');
use Carbon\Carbon;

class User extends Rest_Controller {

  /**
   * Uploads Path
   */
  const UPLOADS = FCPATH . 'uploads/';

  /**
   * User's default avatar.
   */
  const DEFAULT_AVATAR = 'avatar.png';

    /**
   * To get all users
   * @return boolean            
  */
  public function all() {
      
      $this->validate($this->input->post(),[
        'user_type' => 'required'
      ]);

      $user_type = (string) $this->input->post('user_type');
      if($user_type == 'user') {
        $user_type = 2;
      }
      $users      = $this->db->get_where('users', ['user_type' => $user_type])->result();

      foreach ($users as $key => $user) {
        $response[$key]['user_id']     = $user->id;
        $response[$key]['first_name']  = $user->first_name;
        $response[$key]['last_name']   = $user->last_name;
        $response[$key]['email']       = $user->email;
        $response[$key]['profile_pic'] = base_url() . '/uploads/' . $user->profile_pic;
      }

      return (count($users)) ? $this->success(msg('profile_details'), $response) : $this->error(msg("users_not_found"));  
  }

   /**
   * To edit user profile
   * @return boolean            
   */
  public function editUserProfile() {
      
      $this->validate($this->input->post(),[
        'user_id' => 'required|exist,users:id',
        'first_name' => 'required'
      ]);

      $config['upload_path']   = self::UPLOADS;
      $config['allowed_types'] = 'gif|jpg|png';

      $user_id = (int) $this->input->post('user_id');

      $tmpData = [
        'first_name' => $this->input->post('first_name'),
        'last_name' => $this->input->post('last_name'),
        'profile_pic' => self::DEFAULT_AVATAR
      ];
      $uploaded = false;

      if (count($_FILES) > 0 && is_uploaded_file($_FILES['profile_pic']['tmp_name'])) {     
          $profile_pic         = $_FILES['profile_pic']['name'];
          $userfile_extn       = explode(".", strtolower($_FILES['profile_pic']['name']));
          $fileName            = pathinfo(basename($_FILES["profile_pic"]["name"]) ,PATHINFO_EXTENSION);
          $fileName            = str_random(30) . '.' . $fileName;
          $config['file_name'] =  $fileName;
          $this->load->library('upload', $config);

          if($this->upload->do_upload('profile_pic')){
            $uploaded = true;
            $tmpData['profile_pic'] = $fileName;            
          }       
      }    
      $oldPicName =  $this->db->get_where('users', ['id' => $user_id])->row('profile_pic');  
      $oldPicName = trim($oldPicName);
      
      if($oldPicName != "" && $oldPicName != self::DEFAULT_AVATAR){         
        if($uploaded === true) {
          @unlink(self::UPLOADS . $oldPicName);
        } else {
          $tmpData['profile_pic'] = $oldPicName;
        }
      }

      if($this->input->post('last_name') == NULL){
          $user = $this->db->get_where('users', ['id' => $user_id])->row();      
          $tmpData['last_name'] = $user->last_name; 
      }

      $update = $this->db->where('id', $user_id)->update('users', $tmpData); 

      $user = $this->db->get_where('users', ['id' => $user_id])->row();
      
      $tmpData['profile_pic'] = base_url() . '/uploads/' . $user->profile_pic;
      $tmpData['user_id'] = $user->id;
      $tmpData['email'] = $user->email;

      return ($update) ? $this->success(msg('profile_updated'), $tmpData) : $this->error(msg("oops")); 
  }

  /**
   * To get user profile
   * @return boolean            
  */
  public function getUserProfile() {
      
      $this->validate($this->input->post(),[
        'user_id' => 'required|exist,users:id'
      ]);

      $user_id = (int) $this->input->post('user_id');
      $user    = $this->db->get_where('users', ['id' => $user_id])->row();

      $response = [
          'user_id'     => $user->id,
          'first_name'  => $user->first_name,
          'last_name'   => $user->last_name,
          'email'       => $user->email,
          'profile_pic' => base_url() . '/uploads/' . $user->profile_pic
      ];

      return ($user) ? $this->success(msg('profile_details'), $response) : $this->error(msg("oops"));  
  }

  /**
   * To send messages
   * @return boolean            
  */
  public function sendMessage() {
      
      $this->validate($this->input->post(),[
        'from_id'       => 'required|exist,users:id',
        'to_id'         => 'required|exist,users:id',
        'message'       => 'required'
      ]);
      
      $from_id =  $this->input->post('from_id');
      $to_id   =  $this->input->post('to_id');
      $message =  $this->input->post('message');

      $user = $this->db->select('user_type')->get_where('users',['id' => $from_id])->row();
      if(($user->user_type) == 2) {
          $user_id = $this->db->get_where('messages',['from_id' => $from_id])->result();
          // check maximum limit.
          if(count($user_id) == 5){
            return $this->error(msg("maximum_limit")); 
          }           
          $tmpData = [
            'from_id' =>  $from_id,
            'to_id'   =>  $to_id,
            'message' =>  $message
          ];  
          $insert  = $this->db->insert('messages', $tmpData);     
      }else {
      
          $ids   = array_filter(explode( ',', $to_id ));
          foreach ($ids as $key => $id) {
            $tmpData[$key]['from_id'] = $from_id;
            $tmpData[$key]['to_id']   = $id;
            $tmpData[$key]['message'] = $message;
            $insert                   = $this->db->insert('messages', $tmpData[$key]);  
          }
          $user = $this->db->select('device_token,device_type')->get_where('users',['id' => $to_id])->row();
         // if($insert){
         //   $this->load->library('Notification.php'); 
         //   return $this->Notification->send($user);
      }
      return ($insert) ? $this->success(msg('message_sent')) : $this->error(msg("oops"));  
  }

  /**
   * To get user messages
   * @return boolean            
  */
  public function getMessage() {
      
      $this->validate($this->input->post(),[
        'user_id'       => 'required|exist,users:id'
      ]);
      $user_id =  $this->input->post('user_id');

      $user    =  $this->db->select('user_type')->get_where('users',['id' => $user_id])->row();
      $messages = $this->db->where('from_id ', $user_id)
                           ->or_where('to_id', $user_id)
                           ->from('messages')->get()->result();  
      
      foreach ($messages as $key => $message) {
         $tmpData[$key]['from_id'] = $message->from_id;
         $tmpData[$key]['to_id']   = $message->to_id;
         $tmpData[$key]['message'] = $message->message;
         $tmpData[$key]['date']    = $message->date;
      }          

      return ($messages) ? $this->success(msg('all_messages'),$tmpData) : $this->error(msg("no_message"));  
  }

     /**
   * To get user messages
   * @return boolean            
  */
  public function allUsersContacts() {
      
      $this->validate($this->input->post(),[
        'user_id'       => 'required|exist,users:id'
      ]);
      $user_id =  $this->input->post('user_id');
      $messages = $this->db->select('from_id')->distinct()
                           ->from('messages')
                           ->where('from_id ', $user_id)
                           ->or_where('to_id', $user_id)
                           ->get()->result();            
      // var_dump($this->db->last_query());die('dmskds');

      foreach ($messages as $key => $message) {
        $tmpData[$key]['from_id'] = $message->from_id;
      }       

      return ($messages) ? $this->success(msg('all_messages'),$tmpData) : $this->error(msg("no_message"));  
  }

}