From f7181b5c7a41f1c33b72ba06b740788e25ee6b8a Mon Sep 17 00:00:00 2001
From: Nafies Luthfi <nafiesl@gmail.com>
Date: Thu, 13 Jul 2017 19:41:57 +0800
Subject: [PATCH] Added laravel log files viewer

Changed log setting to daily to get daily log files
Changed log_max_files to 30 to view last 30 days log files
---
 app/Http/Controllers/LogFilesController.php        | 37 ++++++++++++
 config/app.php                                     |  4 +-
 resources/views/layouts/partials/top-nav.blade.php |  2 +
 resources/views/log-files.blade.php                | 66 ++++++++++++++++++++++
 routes/web.php                                     |  7 +++
 5 files changed, 115 insertions(+), 1 deletion(-)
 create mode 100644 app/Http/Controllers/LogFilesController.php
 create mode 100755 resources/views/log-files.blade.php

diff --git a/app/Http/Controllers/LogFilesController.php b/app/Http/Controllers/LogFilesController.php
new file mode 100644
index 0000000..d0e67e1
--- /dev/null
+++ b/app/Http/Controllers/LogFilesController.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+
+class LogFilesController extends Controller
+{
+    public function index() {
+
+        if (!file_exists(storage_path('logs')))
+            return [];
+
+        $logFiles = \File::allFiles(storage_path('logs'));
+
+        // Sort files by modified time DESC
+        usort($logFiles, function($a, $b) {
+            return -1 * strcmp($a->getMTime(), $b->getMTime());
+        });
+
+        return view('log-files',compact('logFiles'));
+    }
+
+    public function show($fileName) {
+        if (file_exists(storage_path('logs/' . $fileName)))
+            return response()->file(storage_path('logs/' . $fileName), ['content-type' => 'text/plain']);
+
+        return 'Invalid file name.';
+    }
+
+    public function download($fileName) {
+        if (file_exists(storage_path('logs/' . $fileName)))
+            return response()->download(storage_path('logs/' . $fileName), env('APP_ENV') . '.' . $fileName);
+
+        return 'Invalid file name.';
+    }
+}
diff --git a/config/app.php b/config/app.php
index ff7a3ae..ba38261 100644
--- a/config/app.php
+++ b/config/app.php
@@ -120,7 +120,9 @@ return [
     |
     */
 
-    'log' => env('APP_LOG', 'single'),
+    'log' => 'daily',
+
+    'log_max_files' => 30,
 
     'log_level' => env('APP_LOG_LEVEL', 'debug'),
 
diff --git a/resources/views/layouts/partials/top-nav.blade.php b/resources/views/layouts/partials/top-nav.blade.php
index 1877403..3229672 100644
--- a/resources/views/layouts/partials/top-nav.blade.php
+++ b/resources/views/layouts/partials/top-nav.blade.php
@@ -55,7 +55,9 @@
                     <ul class="dropdown-menu" role="menu">
                         <li>{{ link_to_route('users.index', trans('user.list')) }}</li>
                         <li>{{ link_to_route('backups.index', trans('backup.list')) }}</li>
+                        <li>{{ link_to_route('log-files.index', 'Log Files') }}</li>
                         <li>{{ link_to_route('change-password', trans('auth.change_password')) }}</li>
+                        <li role="separator" class="divider"></li>
                         <li>
                             <a href="{{ route('logout') }}"
                             onclick="event.preventDefault();
diff --git a/resources/views/log-files.blade.php b/resources/views/log-files.blade.php
new file mode 100755
index 0000000..ca3dd32
--- /dev/null
+++ b/resources/views/log-files.blade.php
@@ -0,0 +1,66 @@
+@extends('layouts.app')
+
+@section('title','Log Files')
+
+@section('content')
+<h3 class="page-header">Application Log Files</h3>
+<div class="row">
+    <div class="col-md-8">
+        <div class="panel panel-default">
+            <table class="table table-condensed">
+                <thead>
+                    <th>#</th>
+                    <th>File Name</th>
+                    <th>Size</th>
+                    <th>Time</th>
+                    <th>{{ trans('app.action') }}</th>
+                </thead>
+                <tbody>
+                    @if (File::exists('error_log'))
+                    <tr>
+                        <td>0</td>
+                        <td>error_log</td>
+                        <td>{{ formatSizeUnits(File::size('error_log')) }}</td>
+                        <td>{{ date('Y-m-d H:i:s', File::lastModified('error_log')) }}</td>
+                        <td>
+                            {!! html_link_to_route('log-files.server-error-log','',[],[
+                                'class'=>'btn btn-default btn-xs',
+                                'icon' => 'search',
+                                'id' => 'view-error-log',
+                                'title' => 'View file error_log',
+                                'target' => '_blank',
+                            ]) !!}
+                        </td>
+                    </tr>
+                    @endif
+                    @forelse($logFiles as $key => $logFile)
+                    <tr>
+                        <td>{{ $key + 1 }}</td>
+                        <td>{{ $logFile->getFilename() }}</td>
+                        <td>{{ formatSizeUnits($logFile->getSize()) }}</td>
+                        <td>{{ date('Y-m-d H:i:s', $logFile->getMTime()) }}</td>
+                        <td>
+                            {{ link_to_route('log-files.show', 'Lihat', [$logFile->getFilename()],[
+                                'class'=>'btn btn-default btn-xs',
+                                'id' => 'view-' . $logFile->getFilename(),
+                                'title' => 'View file ' . $logFile->getFilename(),
+                                'target' => '_blank'
+                            ]) }}
+                            {{ link_to_route('log-files.download', 'Download', [$logFile->getFilename()],[
+                                'class'=>'btn btn-default btn-xs',
+                                'id' => 'download-' . $logFile->getFilename(),
+                                'title' => 'Download file ' . $logFile->getFilename()
+                            ]) }}
+                        </td>
+                    </tr>
+                    @empty
+                    <tr>
+                        <td colspan="3">No Log File Exists</td>
+                    </tr>
+                    @endforelse
+                </tbody>
+            </table>
+        </div>
+    </div>
+</div>
+@endsection
diff --git a/routes/web.php b/routes/web.php
index ea5ca63..e5729ad 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -75,4 +75,11 @@ Route::group(['middleware' => 'auth'], function () {
     Route::post('backups/{fileName}/restore', ['as'=>'backups.restore', 'uses'=>'BackupsController@restore']);
     Route::get('backups/{fileName}/dl', ['as'=>'backups.download', 'uses'=>'BackupsController@download']);
     Route::resource('backups', 'BackupsController', ['except' => ['create', 'show', 'edit']]);
+
+    /**
+     * Log Viewer routes
+     */
+    Route::get('log-files', ['as' => 'log-files.index', 'uses' => 'LogFilesController@index']);
+    Route::get('log-files/{filename}', ['as' => 'log-files.show', 'uses' => 'LogFilesController@show']);
+    Route::get('log-files/{filename}/download', ['as' => 'log-files.download', 'uses' => 'LogFilesController@download']);
 });