Laravel

SuperAdminController for Larvel blog site

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Session;
use Illuminate\Support\Facades\Redirect;
use DB;
use Illuminate\Support\Facades\Storage;

class SuperAdminController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $this->super_admin_auth_check();
        $dashboard_home=view('admin.pages.dashboard_home');
        return view('admin.admin_master')
                    ->with('admin_main_content',$dashboard_home); 
    }

    public function add_category()
    {
        $this->super_admin_auth_check();
        $add_category=view('admin.pages.add_category');
        return view('admin.admin_master')
                    ->with('admin_main_content',$add_category); 
    }
    public function save_category(Request $request)
    {
        $data=array();
        $data['category_name']=$request->category_name;
        $data['category_description']=$request->category_description;
        $data['publication_status']=$request->publication_status;
        $data['created_at']=date("Y-m-d H:i:s");
        DB::table('tbl_category')->insert($data);
        Session::put('message','Save category Information Successfully !');
        return redirect::to('add-category');
    }
    public function manage_category()
    {
        $all_category=DB::table('tbl_category')
                                ->select('*')
                                ->get();
        $manage_category=view('admin.pages.manage_category')
                                            ->with('all_category',$all_category);
        return view('admin.admin_master')
                    ->with('admin_main_content',$manage_category); 
    }
    public function unpublished_category($category_id)
    {
        $data=array();
        $data['publication_status']=0;
        DB::table('tbl_category')
                ->where('category_id',$category_id)
                ->update($data);
        return Redirect::to('/manage-category');
    }
    public function published_category($category_id)
    {
        $data=array();
        $data['publication_status']=1;
        DB::table('tbl_category')
                ->where('category_id',$category_id)
                ->update($data);
        return Redirect::to('/manage-category');
    }
    public function delete_category($category_id)
    {
        
        DB::table('tbl_category')
                ->where('category_id',$category_id)
                ->delete();
        return Redirect::to('/manage-category');
    }
    public function edit_category($category_id)
    {
        $category_info_by_id=DB::table('tbl_category')
                                    ->where('category_id',$category_id)
                                    ->first();
        $edit_category=view('admin.pages.edit_category')
                                    ->with('category_info',$category_info_by_id);
        return view('admin.admin_master')
                        ->with('admin_main_content',$edit_category);
    }
    public function update_category(Request $request)
    {
        $data=array();
        $data['category_name']=$request->category_name;
        $data['category_description']=$request->category_description;
        $caegory_id=$request->category_id;
        DB::table('tbl_category')
                ->where('category_id',$caegory_id)
                ->update($data);
        return Redirect::to('manage-category');
        
    }

    public function add_blog()
    {
        $this->super_admin_auth_check();
        $publish_category=DB::table('tbl_category')
                                ->where('publication_status',1)
                                ->get();
        $add_blog=view('admin.pages.add_blog')
                        ->with('publish_category',$publish_category);
        return view('admin.admin_master')
                    ->with('admin_main_content',$add_blog); 
    }
    public function save_blog(Request $request)
    {
        $data=array();
        $data['category_id']=$request->category_id;
        $data['blog_title']=$request->blog_title;
        $data['author_name']=Session::get('admin_name');
        $data['blog_short_description']=$request->blog_short_description;
        $data['blog_long_description']=$request->blog_long_description;
        $data['publication_status']=$request->publication_status;
        $image = $request->file('blog_image');

        if ($image) {
            $image_name = str_random(20);
            $ext = strtolower($image->getClientOriginalExtension());
            $image_full_name = $image_name . '.' . $ext;
            $upload_path = 'blog_image/';
            $image_url = $upload_path . $image_full_name;
            $success = $image->move($upload_path, $image_full_name);
            if ($success) {
                $data['blog_image'] = $image_url;
                DB::table('tbl_blog')->insert($data);
                Session::put('message', 'Save blog Information Successfully !');
                return Redirect::to('add-blog');
            }
        }
        else{
                DB::table('tbl_blog')->insert($data);
                Session::put('message', 'Save blog Information Successfully !');
                return Redirect::to('add-blog');
        }
    }
    public function manage_blog(){
        $blog_info = DB::table('tbl_blog')->get();
       
        $view_blog = view('admin.pages.view_blog')->with('blog_info', $blog_info);
        
        return view('admin.admin_master')->with('admin_main_content', $view_blog);
    }
    public function unpublished_blog($blog_id)
    {
        DB::table('tbl_blog')
                ->where('blog_id', $blog_id)
                ->update(['publication_status' => 0]);
        return Redirect::to('/manage-blog');
    }

    public function published_blog($blog_id) {
        DB::table('tbl_blog')
                ->where('blog_id', $blog_id)
                ->update(['publication_status' => 1]);
        return Redirect::to('/manage-blog');
    }
    public function delete_blog($blog_id) {
        DB::table('tbl_blog')
                ->where('blog_id', $blog_id)
                ->delete();
        return Redirect::to('/manage-blog');
    }

    public function edit_blog($blog_id){
        $blog_info = DB::table('tbl_blog')
                     ->where('blog_id', $blog_id)
                      ->first();
        $all_published_category=DB::table('tbl_category')
                                    ->where('publication_status',1)
                                    ->get();
        $edit_blog = view('admin.pages.edit_blog')
                    ->with('blog_info', $blog_info)
                    ->with('category_info',$all_published_category);

        return view('admin.admin_master')->with('admin_main_content', $edit_blog);
        
    }
    public function update_blog(Request $request){
     //   $imageUrl =  $this->imageExistStatus($request);

        $data = array();
        $blog_id = $request->blog_id;
        $data['blog_title'] = $request->blog_title;
        $data['category_id'] = $request->category_id;
        $data['blog_short_description'] = $request->blog_short_description;
        $data['blog_long_description'] = $request->blog_long_description;
        $image = $request->file('blog_image');
        if ($image) {
            $image_name = str_random(20);
            $ext = strtolower($image->getClientOriginalExtension());
            $image_full_name = $image_name . '.' . $ext;
            $upload_path = 'blog_image/';
            $image_url = $upload_path . $image_full_name;
            $success = $image->move($upload_path, $image_full_name);
            if ($success) {
                $data['blog_image'] = $image_url;
                DB::table('tbl_blog')
                           ->where('blog_id',$blog_id)
                            ->update($data);
//                    echo $request->blog_old_image;
//                    exit();
                    @unlink($request->blog_old_image);
                Session::put('message', 'Update blog Information Successfully !');
                return Redirect::to('manage-blog');
            }
        }
        else{
                DB::table('tbl_blog')
                           ->where('blog_id',$blog_id)
                            ->update($data);
                Session::put('message', 'Update blog Information Successfully !');
                return Redirect::to('manage-blog');
        }
    }
    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function logout()
    {
        Session::put('admin_id','');
        Session::put('admin_name','');
        Session::put('message','You are successfully Logout.');
        return redirect::to('admin-panel');
        
    }
    public function super_admin_auth_check()
    {
        session_start();
        $admin_id=Session::get('admin_id');
        //echo '------'.$admin_id;
       
        if($admin_id ==NULL)
        {
           // echo 'In If';
            //exit();
            return redirect::to('admin-panel')->send();
        }
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        //
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        //
    }
}