Merge pull request #588 from joshuadwire/custom-css

Add custom CSS support

app/Http/Controllers/AccountController.php

@@ -152,6 +152,8 @@ class AccountController extends BaseController
             return View::make('accounts.import_export', ['title' => trans('texts.import_export')]);
         } elseif ($section == ACCOUNT_INVOICE_DESIGN || $section == ACCOUNT_CUSTOMIZE_DESIGN) {
             return self::showInvoiceDesign($section);
+        } elseif ($section == ACCOUNT_CLIENT_VIEW_STYLING) {
+            return self::showClientViewStyling();
         } elseif ($section === ACCOUNT_TEMPLATES_AND_REMINDERS) {
             return self::showTemplates();
         } elseif ($section === ACCOUNT_PRODUCTS) {
@@ -367,6 +369,29 @@ class AccountController extends BaseController
         return View::make("accounts.{$section}", $data);
     }
 
+    private function showClientViewStyling()
+    {
+        $account = Auth::user()->account->load('country');
+        $css = $account->client_view_css ? $account->client_view_css : '';
+        
+        if(Utils::isNinja() && $css){
+            // Unescape the CSS for display purposes
+            $css = str_replace(
+                array('\3C ', '\3E ', '\26 '),
+                array('<', '>', '&'),
+                $css
+            );
+        }
+        
+        $data = [
+            'client_view_css' => $css,
+            'title' => trans("texts.client_view_styling"),
+            'section' => ACCOUNT_CLIENT_VIEW_STYLING
+        ];
+        
+        return View::make("accounts.client_view_styling", $data);
+    }
+
     private function showTemplates()
     {
         $account = Auth::user()->account->load('country');
@@ -408,6 +433,8 @@ class AccountController extends BaseController
             return AccountController::saveInvoiceDesign();
         } elseif ($section === ACCOUNT_CUSTOMIZE_DESIGN) {
             return AccountController::saveCustomizeDesign();
+        } elseif ($section === ACCOUNT_CLIENT_VIEW_STYLING) {
+            return AccountController::saveClientViewStyling();
         } elseif ($section === ACCOUNT_TEMPLATES_AND_REMINDERS) {
             return AccountController::saveEmailTemplates();
         } elseif ($section === ACCOUNT_PRODUCTS) {
@@ -430,6 +457,53 @@ class AccountController extends BaseController
         return Redirect::to('settings/' . ACCOUNT_CUSTOMIZE_DESIGN);
     }
 
+    private function saveClientViewStyling() {
+        // Only allowed for pro Invoice Ninja users or white labeled self-hosted users
+        if ((Utils::isNinja() && Auth::user()->account->isPro()) || Auth::user()->account->isWhiteLabel()) {
+            
+            $input_css = Input::get('client_view_css');
+            if(Utils::isNinja()){
+                // Allow referencing the body element
+                $input_css = preg_replace('/(?<![a-z0-9\-\_\#\.])body(?![a-z0-9\-\_])/i', '.body', $input_css);
+
+                //
+                // Inspired by http://stackoverflow.com/a/5209050/1721527, dleavitt <https://stackoverflow.com/users/362110/dleavitt>
+                //
+
+                // Create a new configuration object
+                $config = \HTMLPurifier_Config::createDefault();
+                $config->set('Filter.ExtractStyleBlocks', true);
+                $config->set('CSS.AllowImportant', true);
+                $config->set('CSS.AllowTricky', true);
+                $config->set('CSS.Trusted', true);
+
+                // Create a new purifier instance
+                $purifier = new \HTMLPurifier($config);
+
+                // Wrap our CSS in style tags and pass to purifier. 
+                // we're not actually interested in the html response though
+                $html = $purifier->purify('<style>'.$input_css.'</style>');
+
+                // The "style" blocks are stored seperately
+                $output_css = $purifier->context->get('StyleBlocks');
+
+                // Get the first style block
+                $sanitized_css = $output_css[0];
+            }
+            else{
+                $sanitized_css = $input_css;
+            }
+            
+            $account = Auth::user()->account;
+            $account->client_view_css = $sanitized_css;
+            $account->save();
+            
+            Session::flash('message', trans('texts.updated_settings'));
+        }
+
+        return Redirect::to('settings/' . ACCOUNT_CLIENT_VIEW_STYLING);
+    }
+
     private function saveEmailTemplates()
     {
         if (Auth::user()->account->isPro()) {

app/Http/Controllers/InvoiceController.php

@@ -103,6 +103,7 @@ class InvoiceController extends BaseController
             return response()->view('error', [
                 'error' => trans('texts.invoice_not_found'),
                 'hideHeader' => true,
+                'clientViewCSS' => $account->clientViewCSS(),
             ]);
         }
 
@@ -154,6 +155,7 @@ class InvoiceController extends BaseController
             'showBreadcrumbs' => false,
             'hideLogo' => $account->isWhiteLabel(),
             'hideHeader' => $account->isNinjaAccount(),
+            'clientViewCSS' => $account->clientViewCSS(),
             'invoice' => $invoice->hidePrivateFields(),
             'invitation' => $invitation,
             'invoiceLabels' => $account->getInvoiceLabels(),

app/Http/Controllers/PaymentController.php

@@ -177,6 +177,7 @@ class PaymentController extends BaseController
             'account' => $client->account,
             'hideLogo' => $account->isWhiteLabel(),
             'hideHeader' => $account->isNinjaAccount(),
+            'clientViewCSS' => $account->clientViewCSS(),
             'showAddress' => $accountGateway->show_address,
         ];
 

app/Http/Controllers/PublicClientController.php

@@ -37,6 +37,7 @@ class PublicClientController extends BaseController
             'account' => $account,
             'client' => $client,
             'hideLogo' => $account->isWhiteLabel(),
+            'clientViewCSS' => $account->clientViewCSS(),
         ];
 
         return response()->view('invited.dashboard', $data);
@@ -81,6 +82,7 @@ class PublicClientController extends BaseController
         $data = [
             'color' => $color,
             'hideLogo' => $account->isWhiteLabel(),
+            'clientViewCSS' => $account->clientViewCSS(),
             'title' => trans('texts.invoices'),
             'entityType' => ENTITY_INVOICE,
             'columns' => Utils::trans(['invoice_number', 'invoice_date', 'invoice_total', 'balance_due', 'due_date']),
@@ -110,6 +112,7 @@ class PublicClientController extends BaseController
         $data = [
             'color' => $color,
             'hideLogo' => $account->isWhiteLabel(),
+            'clientViewCSS' => $account->clientViewCSS(),
             'entityType' => ENTITY_PAYMENT,
             'title' => trans('texts.payments'),
             'columns' => Utils::trans(['invoice', 'transaction_reference', 'method', 'payment_amount', 'payment_date'])
@@ -145,6 +148,7 @@ class PublicClientController extends BaseController
         $data = [
           'color' => $color,
           'hideLogo' => $account->isWhiteLabel(),
+          'clientViewCSS' => $account->clientViewCSS(),
           'title' => trans('texts.quotes'),
           'entityType' => ENTITY_QUOTE,
           'columns' => Utils::trans(['quote_number', 'quote_date', 'quote_total', 'due_date']),
@@ -168,6 +172,7 @@ class PublicClientController extends BaseController
         return response()->view('error', [
             'error' => trans('texts.invoice_not_found'),
             'hideHeader' => true,
+            'clientViewCSS' => $account->clientViewCSS(),
         ]);
     }
 

app/Http/routes.php

@@ -278,6 +278,7 @@ if (!defined('CONTACT_EMAIL')) {
     define('ACCOUNT_ADVANCED_SETTINGS', 'advanced_settings');
     define('ACCOUNT_INVOICE_SETTINGS', 'invoice_settings');
     define('ACCOUNT_INVOICE_DESIGN', 'invoice_design');
+    define('ACCOUNT_CLIENT_VIEW_STYLING', 'client_view_styling');
     define('ACCOUNT_EMAIL_SETTINGS', 'email_settings');
     define('ACCOUNT_CHARTS_AND_REPORTS', 'charts_and_reports');
     define('ACCOUNT_USER_MANAGEMENT', 'user_management');

app/Models/Account.php

@@ -35,6 +35,7 @@ class Account extends Eloquent
     public static $advancedSettings = [
         ACCOUNT_INVOICE_SETTINGS,
         ACCOUNT_INVOICE_DESIGN,
+        ACCOUNT_CLIENT_VIEW_STYLING,
         ACCOUNT_EMAIL_SETTINGS,
         ACCOUNT_TEMPLATES_AND_REMINDERS,
         ACCOUNT_CHARTS_AND_REPORTS,
@@ -873,6 +874,14 @@ class Account extends Eloquent
     {
         return $this->isPro() && $this->pdf_email_attachment;
     }
+    
+    public function clientViewCSS(){
+        if (($this->isNinjaAccount() && $this->isPro()) || $this->isWhiteLabel()) {
+            return $this->client_view_css;
+        }
+        
+        return null;
+    }
 }
 
 Account::updated(function ($account) {

app/Ninja/Transformers/AccountTransformer.php

@@ -72,6 +72,7 @@ class AccountTransformer extends EntityTransformer
             'invoice_taxes' => (bool) $account->invoice_taxes,
             'invoice_item_taxes' => (bool) $account->invoice_item_taxes,
             'invoice_design_id' => (int) $account->invoice_design_id,
+            'client_view_css' => (string) $account->client_view_css,
             'work_phone' => $account->work_phone,
             'work_email' => $account->work_email,
             'language_id' => (int) $account->language_id,

composer.json

@@ -63,7 +63,9 @@
 		"collizo4sky/omnipay-wepay": "~1.0",
 		"laracasts/presenter": "dev-master",
 		"jlapp/swaggervel": "master-dev",
-		"maatwebsite/excel": "~2.0"
+		"maatwebsite/excel": "~2.0",
+		"ezyang/htmlpurifier": "~v4.7",
+		"cerdic/css-tidy": "~v1.5"
 	},
 	"require-dev": {
 		"phpunit/phpunit": "~4.0",

composer.lock

@@ -4,8 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "26f955f9f0cfc85f6ec046f8600b04c7",
-    "content-hash": "8c51afe64fbaf07534ceaedaddf66206",
+    "hash": "f3b07ee34ed5086cd684a7207fd3617e",
+    "content-hash": "7305e2f5d6864894aeb23ac91f3e1fe7",
     "packages": [
         {
             "name": "agmscode/omnipay-agms",
@@ -496,6 +496,39 @@
             ],
             "time": "2015-06-05 14:50:44"
         },
+        {
+            "name": "cerdic/css-tidy",
+            "version": "v1.5.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Cerdic/CSSTidy.git",
+                "reference": "b0c1bda3be5a35da44ba1ac28cc61c67d2ada465"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Cerdic/CSSTidy/zipball/b0c1bda3be5a35da44ba1ac28cc61c67d2ada465",
+                "reference": "b0c1bda3be5a35da44ba1ac28cc61c67d2ada465",
+                "shasum": ""
+            },
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "."
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL-2.1"
+            ],
+            "authors": [
+                {
+                    "name": "Cédric MORIN",
+                    "email": "changeme@mailinator.com"
+                }
+            ],
+            "description": "CSSTidy is a CSS minifier",
+            "time": "2015-11-28 21:47:43"
+        },
         {
             "name": "chumper/datatable",
             "version": "dev-develop",
@@ -1695,6 +1728,50 @@
             ],
             "time": "2015-06-05 13:57:26"
         },
+        {
+            "name": "ezyang/htmlpurifier",
+            "version": "v4.7.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/ezyang/htmlpurifier.git",
+                "reference": "ae1828d955112356f7677c465f94f7deb7d27a40"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/ezyang/htmlpurifier/zipball/ae1828d955112356f7677c465f94f7deb7d27a40",
+                "reference": "ae1828d955112356f7677c465f94f7deb7d27a40",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.2"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "HTMLPurifier": "library/"
+                },
+                "files": [
+                    "library/HTMLPurifier.composer.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL"
+            ],
+            "authors": [
+                {
+                    "name": "Edward Z. Yang",
+                    "email": "admin@htmlpurifier.org",
+                    "homepage": "http://ezyang.com"
+                }
+            ],
+            "description": "Standards compliant HTML filter written in PHP",
+            "homepage": "http://htmlpurifier.org/",
+            "keywords": [
+                "html"
+            ],
+            "time": "2015-08-05 01:03:42"
+        },
         {
             "name": "fotografde/omnipay-checkoutcom",
             "version": "2.0",

database/migrations/2015_12_30_042035_add_client_view_css.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddClientViewCss extends Migration {
+
+	/**
+	 * Run the migrations.
+	 *
+	 * @return void
+	 */
+	public function up()
+	{
+        Schema::table('accounts', function ($table) {
+            $table->text('client_view_css')->nullable();
+        });
+	}
+
+	/**
+	 * Reverse the migrations.
+	 *
+	 * @return void
+	 */
+	public function down()
+	{
+        Schema::table('accounts', function ($table) {
+            $table->dropColumn('client_view_css');
+        });
+	}
+
+}

readme.md

@@ -60,6 +60,7 @@ There are two options:
 * [Troels Liebe Bentsen](https://github.com/tlbdk)
 * [Jeramy Simpson](https://github.com/JeramyMywork) - [MyWork](https://www.mywork.com.au)
 * [Sigitas Limontas](https://lt.linkedin.com/in/sigitaslimontas)
+* [Joshua Dwire](https://github.com/joshuadwire) - [Some Techie](https://www.sometechie.com)
 
 ### Frameworks/Libraries
 * [laravel/laravel](https://github.com/laravel/laravel) - A PHP Framework For Web Artisans
@@ -93,4 +94,6 @@ There are two options:
 * [simshaun/recurr](https://github.com/simshaun/recurr) - PHP library for working with recurrence rules
 * [quilljs/quill](https://github.com/quilljs/quill/) - A cross browser rich text editor with an API
 * [Maatwebsite/Laravel-Excel](https://github.com/Maatwebsite/Laravel-Excel) - An eloquent way of importing and exporting Excel and CSV files for Laravel
-* [thephpleague/fractal](https://github.com/thephpleague/fractal) - Output complex, flexible, AJAX/RESTful data structures
+* [thephpleague/fractal](https://github.com/thephpleague/fractal) - Output complex, flexible, AJAX/RESTful data structures
+* [ezyang/htmlpurifier](https://github.com/ezyang/htmlpurifier) - Standards compliant HTML filter written in PHP
+* [cerdic/css-tidy](https://github.com/Cerdic/CSSTidy) - CSSTidy is a CSS minifier

resources/lang/en/texts.php

@@ -203,7 +203,9 @@ return array(
     'client_will_create' => 'client will be created',
     'clients_will_create' => 'clients will be created',
     'email_settings' => 'Email Settings',
+    'client_view_styling' => 'Client View Styling',
     'pdf_email_attachment' => 'Attach PDFs',
+    'custom_css' => 'Custom CSS',
 
     //import CSV data pages
     'import_clients' => 'Import Client Data',
@@ -474,6 +476,8 @@ return array(
     'id_number' => 'ID Number',
     'white_label_link' => 'White label',
     'white_label_text' => 'Purchase a white label license for $'.WHITE_LABEL_PRICE.' to remove the Invoice Ninja branding from the client portal and help support our project.',
+    'white_label_custom_css' => ':link for $'.WHITE_LABEL_PRICE.' to enable custom styling and help support our project.',
+    'white_label_purchase_link' => 'Purchase a white label license',
     'white_label_header' => 'White Label',
     'bought_white_label' => 'Successfully enabled white label license',
     'white_labeled' => 'White labeled',

resources/views/accounts/client_view_styling.blade.php

@@ -0,0 +1,52 @@
+@extends('header')
+
+@section('head')
+    @parent
+
+    <link href='https://fonts.googleapis.com/css?family=Roboto+Mono' rel='stylesheet' type='text/css'>
+@stop
+
+@section('content')	
+	@parent
+	
+	{!! Former::open_for_files()
+                ->addClass('warn-on-exit') !!}
+
+    {!! Former::populateField('client_view_css', $client_view_css) !!}
+
+    @if (!Utils::isNinja() && !Auth::user()->account->isWhiteLabel())
+    <div class="alert alert-warning" style="font-size:larger;">
+    <center>
+        {!! trans('texts.white_label_custom_css', ['link'=>'<a href="#" onclick="$(\'#whiteLabelModal\').modal(\'show\');">'.trans('texts.white_label_purchase_link').'</a>']) !!}
+    </center>
+    </div>
+    @endif
+
+    @include('accounts.nav', ['selected' => ACCOUNT_CLIENT_VIEW_STYLING])
+
+	<div class="row">
+		<div class="col-md-12">
+
+        <div class="panel panel-default">
+          <div class="panel-heading">
+            <h3 class="panel-title">{!! trans('texts.custom_css') !!}</h3>
+          </div>
+            <div class="panel-body">
+              {!! Former::textarea('client_view_css')
+                        ->label(trans('texts.custom_css'))
+                        ->rows(15)
+                        ->autofocus()
+                        ->maxlength(60000)
+                        ->style("min-width:100%;max-width:100%;font-family:'Roboto Mono', 'Lucida Console', Monaco, monospace;font-size:14px;'") !!}
+            </div>
+        </div>
+        </div>
+    </div>
+	
+	<center>
+        {!! Button::success(trans('texts.save'))->submit()->large()->appendIcon(Icon::create('floppy-disk')) !!}
+	</center>
+
+    {!! Former::close() !!}
+
+@stop

resources/views/master.blade.php

@@ -111,7 +111,7 @@
 
 </head>
 
-<body>
+<body class="body">
 
     @if (isset($_ENV['TAG_MANAGER_KEY']) && $_ENV['TAG_MANAGER_KEY'])  
     <!-- Google Tag Manager -->

resources/views/public/header.blade.php

@@ -2,6 +2,9 @@
 
 @section('head')
     <link href="{{ asset('css/built.public.css') }}?no_cache={{ NINJA_VERSION }}" rel="stylesheet" type="text/css"/>
+    @if (!empty($clientViewCSS))
+        <style>{!! $clientViewCSS !!}</style>
+    @endif
 @stop
 
 @section('body')