first commit

.gitignore

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+.DS_Store
+phpunit.phar
+/vendor
+composer.phar
+composer.lock
+*.project
+.idea/

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2015 Jens Segers
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

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+laravel-admin-ext/log-viewer
+============================
+
+## Installation
+
+```
+$ composer require laravel-admin-ext/log-viewer -vvv
+
+```
+
+Open `app/Providers/AppServiceProvider.php`, and call the `LogViewer::boot` method within the `boot` method:
+
+```php
+<?php
+
+namespace App\Providers;
+
+use Encore\Admin\LogViewer\LogViewer;
+use Illuminate\Support\ServiceProvider;
+
+class AppServiceProvider extends ServiceProvider
+{
+    public function boot()
+    {
+        LogViewer::boot();
+    }
+}
+```
+
+At last run: 
+
+```
+$ php artisan admin:import log-viewer
+```
+
+Finally open `http://localhost/admin/logs`.
+
+License
+------------
+Licensed under [The MIT License (MIT)](LICENSE).

composer.json

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+{
+    "name": "laravel-admin-ext/log-viewer",
+    "description": "Log viewer for laravel",
+    "type": "library",
+    "keywords": ["laravel-admin", "log", "viewer"],
+    "homepage": "https://github.com/laravel-admin-extensions/log-viewer",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "z-song",
+            "email": "[email protected]"
+        }
+    ],
+    "require": {
+        "php": ">=7.0.0",
+        "laravel/framework": "5.5.*",
+        "encore/laravel-admin": "1.5.*"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "~6.0",
+        "laravel/laravel": "5.*"
+    },
+    "autoload": {
+        "psr-4": {
+            "Encore\\Admin\\LogViewer\\": "src/"
+        }
+    },
+    "extra": {
+        "laravel": {
+            "providers": [
+                "Encore\\Admin\\LogViewer\\LogViewerServiceProvider"
+            ]
+
+        }
+    }
+}

resources/views/logs.blade.php

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+<script data-exec-on-popstate xmlns="http://www.w3.org/1999/html">
+
+    $(function () {
+        LA.intervalIds = [];
+        LA.addIntervalId = function (intervalId, persist) {
+            this.intervalIds.push({id:intervalId, persist:persist});
+        };
+
+        LA.clearIntervalId = function (intervalId) {
+            for (var id in this.intervalIds) {
+                if (intervalId == this.intervalIds[id].id && !this.intervalIds[id].persist) {
+                    clearInterval(intervalId);
+                    this.intervalIds.splice(id, 1);
+                }
+            }
+        };
+
+        LA.cleanIntervalId = function () {
+            for (var id in this.intervalIds) {
+                if (!this.intervalIds[id].persist) {
+                    clearInterval(this.intervalIds[id].id);
+                    this.intervalIds.splice(id, 1);
+                }
+            }
+        };
+
+        $(document).on('pjax:complete', function(xhr) {
+            $.admin.cleanIntervalId();
+        });
+
+        $('.log-refresh').on('click', function() {
+            $.pjax.reload('#pjax-container');
+        });
+
+        var pos = {{ $end }};
+
+        function changePos(offset){
+            pos = offset;
+        }
+
+        function fetch() {
+            $.ajax({
+                url:'{{ $tailPath }}',
+                method: 'get',
+                data : {offset : pos},
+                success:function(data) {
+                    for (var i in data.logs) {
+                        $('table > tbody > tr:first').before(data.logs[i]);
+                    }
+                    changePos(data.pos);
+                }
+            });
+        }
+
+        var refreshIntervalId = null;
+
+        $('.log-live').click(function() {
+            $("i", this).toggleClass("fa-play fa-pause");
+
+            if (refreshIntervalId) {
+                $.admin.clearIntervalId(refreshIntervalId);
+                refreshIntervalId = null;
+            } else {
+                refreshIntervalId = setInterval(function() {
+                    fetch();
+                }, 2000);
+                $.admin.addIntervalId(refreshIntervalId, false);
+            }
+        });
+    });
+
+
+</script>
+<div class="row">
+
+    <!-- /.col -->
+    <div class="col-md-10">
+        <div class="box box-primary">
+            <div class="box-header with-border">
+                <button type="button" class="btn btn-primary btn-sm log-refresh"><i class="fa fa-refresh"></i> {{ trans('admin.refresh') }}</button>
+                <button type="button" class="btn btn-default btn-sm log-live"><i class="fa fa-play"></i> </button>
+                <div class="pull-right">
+                    <div class="btn-group">
+                        @if ($prevUrl)
+                        <a href="{{ $prevUrl }}" class="btn btn-default btn-sm"><i class="fa fa-chevron-left"></i></a>
+                        @endif
+                        @if ($nextUrl)
+                        <a href="{{ $nextUrl }}" class="btn btn-default btn-sm"><i class="fa fa-chevron-right"></i></a>
+                        @endif
+                    </div>
+                    <!-- /.btn-group -->
+                </div>
+                <!-- /.box-tools -->
+            </div>
+            <!-- /.box-header -->
+            <div class="box-body no-padding">
+
+                <div class="table-responsive">
+                    <table class="table table-hover">
+
+                        <thead>
+                            <tr>
+                                <th>Level</th>
+                                <th>Env</th>
+                                <th>Time</th>
+                                <th>Message</th>
+                                <th></th>
+                            </tr>
+                        </thead>
+
+                        <tbody>
+
+                        @foreach($logs as $index => $log)
+
+                            <tr>
+                                <td><span class="label bg-{{\Encore\Admin\LogViewer\LogViewer::$levelColors[$log['level']]}}">{{ $log['level'] }}</span></td>
+                                <td><strong>{{ $log['env'] }}</strong></td>
+                                <td  style="width:150px;">{{ $log['time'] }}</td>
+                                <td><code>{{ $log['info'] }}</code></td>
+                                <td>
+                                    @if(!empty($log['trace']))
+                                    <a class="btn btn-primary btn-xs" data-toggle="collapse" data-target=".trace-{{$index}}"><i class="fa fa-info"></i>&nbsp;&nbsp;Exception</a>
+                                    @endif
+                                </td>
+                            </tr>
+
+                            @if (!empty($log['trace']))
+                            <tr class="collapse trace-{{$index}}">
+                                <td colspan="5"><div style="white-space: pre-wrap;background: #333;color: #fff; padding: 10px;">{{ $log['trace'] }}</div></td>
+                            </tr>
+                            @endif
+
+                        @endforeach
+
+                        </tbody>
+                    </table>
+                    <!-- /.table -->
+                </div>
+                <!-- /.mail-box-messages -->
+            </div>
+            <!-- /.box-body -->
+        </div>
+        <!-- /. box -->
+    </div>
+
+    <div class="col-md-2">
+
+        <div class="box box-solid">
+            <div class="box-header with-border">
+                <h3 class="box-title">Files</h3>
+            </div>
+            <div class="box-body no-padding">
+                <ul class="nav nav-pills nav-stacked">
+                    @foreach($logFiles as $logFile)
+                        <li @if($logFile == $fileName)class="active"@endif>
+                            <a href="{{ action('\Encore\Admin\LogViewer\LogController@index', ['file' => $logFile]) }}"><i class="fa fa-{{ ($logFile == $fileName) ? 'folder-open' : 'folder' }}"></i>{{ $logFile }}</a>
+                        </li>
+                    @endforeach
+                </ul>
+            </div>
+            <!-- /.box-body -->
+        </div>
+
+        <div class="box box-solid">
+            <div class="box-header with-border">
+                <h3 class="box-title">Info</h3>
+            </div>
+            <div class="box-body no-padding">
+                <ul class="nav nav-pills nav-stacked">
+                    <li class="margin: 10px;">
+                        <a>Size: {{ $size }}</a>
+                    </li>
+                    <li class="margin: 10px;">
+                        <a>Updated at: {{ date('Y-m-d H:i:s', filectime($filePath)) }}</a>
+                    </li>
+                </ul>
+            </div>
+            <!-- /.box-body -->
+        </div>
+
+        <!-- /.box -->
+    </div>
+    <!-- /.col -->
+</div>

src/BootExtension.php

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+<?php
+
+namespace Encore\Admin\LogViewer;
+
+use Encore\Admin\Admin;
+
+trait BootExtension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public static function boot()
+    {
+        static::registerRoutes();
+
+        Admin::extend('log-viwer', __CLASS__);
+    }
+
+    /**
+     * Register routes for laravel-admin.
+     *
+     * @return void
+     */
+    protected static function registerRoutes()
+    {
+        parent::routes(function ($router) {
+            /* @var \Illuminate\Routing\Router $router */
+            $router->get('logs', 'Encore\Admin\LogViewer\LogController@index');
+            $router->get('logs/{file}', 'Encore\Admin\LogViewer\LogController@index');
+            $router->get('logs/{file}/tail', 'Encore\Admin\LogViewer\LogController@tail');
+        });
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public static function import()
+    {
+        parent::createMenu('Log viwer', 'logs', 'fa-database');
+
+        parent::createPermission('Logs', 'ext.log-viwer', 'logs*');
+    }
+}

src/LogController.php

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+<?php
+
+namespace Encore\Admin\LogViewer;
+
+use Encore\Admin\Facades\Admin;
+use Encore\Admin\Layout\Content;
+use Illuminate\Http\Request;
+use Illuminate\Routing\Controller;
+
+class LogController extends Controller
+{
+    public function index($file = null, Request $request)
+    {
+        return Admin::content(function (Content $content) use ($file, $request) {
+
+            $offset = $request->get('offset');
+
+            $viewer = new LogViewer($file);
+
+            $content->body(view('laravel-admin-logs::logs', [
+                'logs'      => $viewer->fetch($offset),
+                'logFiles'  => $viewer->getLogFiles(),
+                'fileName'  => $viewer->file,
+                'end'       => $viewer->getFilesize(),
+                'tailPath'  => action('\Encore\Admin\LogViewer\LogController@tail', ['file' => $viewer->file]),
+                'prevUrl'   => $viewer->getPrevPageUrl(),
+                'nextUrl'   => $viewer->getNextPageUrl(),
+                'filePath'  => $viewer->getFilePath(),
+                'size'      => static::bytesToHuman($viewer->getFilesize())
+            ]));
+
+            $content->header($viewer->getFilePath());
+
+        });
+    }
+
+    public function tail($file, Request $request)
+    {
+        $offset = $request->get('offset');
+
+        $viewer = new LogViewer($file);
+
+        list($pos, $logs) = $viewer->tail($offset);
+
+        return compact('pos', 'logs');
+    }
+
+    protected static function bytesToHuman($bytes)
+    {
+        $units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
+
+        for ($i = 0; $bytes > 1024; $i++) {
+            $bytes /= 1024;
+        }
+
+        return round($bytes, 2) . ' ' . $units[$i];
+    }
+}