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Merge pull request #4969 from BookStackApp/pdf_command_option 

PDF Exports: New command option and library/option cleanup
This commit is contained in:
Dan Brown 2024-04-26 17:06:38 +01:00 committed by GitHub
parent d949b97cc1 f0dd33c1b4
commit e1149a27e9
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
12 changed files with 211 additions and 246 deletions
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8
.env.example.complete
View File

@ -325,6 +325,14 @@ FILE_UPLOAD_SIZE_LIMIT=50
# Can be 'a4' or 'letter'.
EXPORT_PAGE_SIZE=a4
# Export PDF Command
# Set a command which can be used to convert a HTML file into a PDF file.
# When false this will not be used.
# String values represent the command to be called for conversion.
# Supports '{input_html_path}' and '{output_pdf_path}' placeholder values.
# Example: EXPORT_PDF_COMMAND="/scripts/convert.sh {input_html_path} {output_pdf_path}"
EXPORT_PDF_COMMAND=false
# Set path to wkhtmltopdf binary for PDF generation.
# Can be 'false' or a path path like: '/home/bins/wkhtmltopdf'
# When false, BookStack will attempt to find a wkhtmltopdf in the application

2
app/Config/app.php
View File

@ -116,8 +116,6 @@ return [
// Application Service Providers
'providers' => ServiceProvider::defaultProviders()->merge([
// Third party service providers
Barryvdh\DomPDF\ServiceProvider::class,
Barryvdh\Snappy\ServiceProvider::class,
SocialiteProviders\Manager\ServiceProvider::class,
// BookStack custom service providers

42
app/Config/dompdf.php → app/Config/exports.php
View File

@ -1,23 +1,45 @@
<?php
/**
* DOMPDF configuration options.
* Export configuration options.
*
* Changes to these config files are not supported by BookStack and may break upon updates.
* Configuration should be altered via the `.env` file or environment variables.
* Do not edit this file unless you're happy to maintain any changes yourself.
*/
$snappyPaperSizeMap = [
'a4' => 'A4',
'letter' => 'Letter',
];
$dompdfPaperSizeMap = [
'a4' => 'a4',
'letter' => 'letter',
];
$exportPageSize = env('EXPORT_PAGE_SIZE', 'a4');
return [
'show_warnings' => false, // Throw an Exception on warnings from dompdf
// Set a command which can be used to convert a HTML file into a PDF file.
// When false this will not be used.
// String values represent the command to be called for conversion.
// Supports '{input_html_path}' and '{output_pdf_path}' placeholder values.
// Example: EXPORT_PDF_COMMAND="/scripts/convert.sh {input_html_path} {output_pdf_path}"
'pdf_command' => env('EXPORT_PDF_COMMAND', false),
'options' => [
// 2024-04: Snappy/WKHTMLtoPDF now considered deprecated in regard to BookStack support.
'snappy' => [
'pdf_binary' => env('WKHTMLTOPDF', false),
'options' => [
'print-media-type' => true,
'outline' => true,
'page-size' => $snappyPaperSizeMap[$exportPageSize] ?? 'A4',
],
],
'dompdf' => [
/**
* The location of the DOMPDF font directory.
*
@ -101,7 +123,7 @@ return [
/**
* Whether to enable font subsetting or not.
*/
'enable_fontsubsetting' => false,
'enable_font_subsetting' => false,
/**
* The PDF rendering backend to use.
@ -165,7 +187,7 @@ return [
*
* @see CPDF_Adapter::PAPER_SIZES for valid sizes ('letter', 'legal', 'A4', etc.)
*/
'default_paper_size' => $dompdfPaperSizeMap[env('EXPORT_PAGE_SIZE', 'a4')] ?? 'a4',
'default_paper_size' => $dompdfPaperSizeMap[$exportPageSize] ?? 'a4',
/**
* The default paper orientation.
@ -268,15 +290,6 @@ return [
*/
'font_height_ratio' => 1.1,
/**
* Enable CSS float.
*
* Allows people to disabled CSS float support
*
* @var bool
*/
'enable_css_float' => true,
/**
* Use the HTML5 Lib parser.
*
@ -286,5 +299,4 @@ return [
*/
'enable_html5_parser' => true,
],
];

34
app/Config/snappy.php
View File

@ -1,34 +0,0 @@
<?php
/**
* SnappyPDF configuration options.
*
* Changes to these config files are not supported by BookStack and may break upon updates.
* Configuration should be altered via the `.env` file or environment variables.
* Do not edit this file unless you're happy to maintain any changes yourself.
*/
$snappyPaperSizeMap = [
'a4' => 'A4',
'letter' => 'Letter',
];
return [
'pdf' => [
'enabled' => true,
'binary' => file_exists(base_path('wkhtmltopdf')) ? base_path('wkhtmltopdf') : env('WKHTMLTOPDF', false),
'timeout' => false,
'options' => [
'outline' => true,
'page-size' => $snappyPaperSizeMap[env('EXPORT_PAGE_SIZE', 'a4')] ?? 'A4',
],
'env' => [],
],
'image' => [
'enabled' => false,
'binary' => '/usr/local/bin/wkhtmltoimage',
'timeout' => false,
'options' => [],
'env' => [],
],
];

118
app/Entities/Tools/PdfGenerator.php
View File

@ -2,27 +2,28 @@
namespace BookStack\Entities\Tools;
use Barryvdh\DomPDF\Facade\Pdf as DomPDF;
use Barryvdh\Snappy\Facades\SnappyPdf;
use BookStack\Exceptions\PdfExportException;
use Knp\Snappy\Pdf as SnappyPdf;
use Dompdf\Dompdf;
use Symfony\Component\Process\Process;
class PdfGenerator
{
const ENGINE_DOMPDF = 'dompdf';
const ENGINE_WKHTML = 'wkhtml';
const ENGINE_COMMAND = 'command';
/**
* Generate PDF content from the given HTML content.
* @throws PdfExportException
*/
public function fromHtml(string $html): string
{
if ($this->getActiveEngine() === self::ENGINE_WKHTML) {
$pdf = SnappyPDF::loadHTML($html);
$pdf->setOption('print-media-type', true);
} else {
$pdf = DomPDF::loadHTML($html);
}
return $pdf->output();
return match ($this->getActiveEngine()) {
self::ENGINE_COMMAND => $this->renderUsingCommand($html),
self::ENGINE_WKHTML => $this->renderUsingWkhtml($html),
default => $this->renderUsingDomPdf($html)
};
}
/**
@ -31,8 +32,101 @@ class PdfGenerator
*/
public function getActiveEngine(): string
{
$useWKHTML = config('snappy.pdf.binary') !== false && config('app.allow_untrusted_server_fetching') === true;
if (config('exports.pdf_command')) {
return self::ENGINE_COMMAND;
}
return $useWKHTML ? self::ENGINE_WKHTML : self::ENGINE_DOMPDF;
if ($this->getWkhtmlBinaryPath() && config('app.allow_untrusted_server_fetching') === true) {
return self::ENGINE_WKHTML;
}
return self::ENGINE_DOMPDF;
}
protected function getWkhtmlBinaryPath(): string
{
$wkhtmlBinaryPath = config('exports.snappy.pdf_binary');
if (file_exists(base_path('wkhtmltopdf'))) {
$wkhtmlBinaryPath = base_path('wkhtmltopdf');
}
return $wkhtmlBinaryPath ?: '';
}
protected function renderUsingDomPdf(string $html): string
{
$options = config('exports.dompdf');
$domPdf = new Dompdf($options);
$domPdf->setBasePath(base_path('public'));
$domPdf->loadHTML($this->convertEntities($html));
$domPdf->render();
return (string) $domPdf->output();
}
/**
* @throws PdfExportException
*/
protected function renderUsingCommand(string $html): string
{
$command = config('exports.pdf_command');
$inputHtml = tempnam(sys_get_temp_dir(), 'bs-pdfgen-html-');
$outputPdf = tempnam(sys_get_temp_dir(), 'bs-pdfgen-output-');
$replacementsByPlaceholder = [
'{input_html_path}' => $inputHtml,
'{output_pdf_path}' => $outputPdf,
];
foreach ($replacementsByPlaceholder as $placeholder => $replacement) {
$command = str_replace($placeholder, escapeshellarg($replacement), $command);
}
file_put_contents($inputHtml, $html);
$process = Process::fromShellCommandline($command);
$process->setTimeout(15);
$process->run();
if (!$process->isSuccessful()) {
throw new PdfExportException("PDF Export via command failed with exit code {$process->getExitCode()}, stdout: {$process->getOutput()}, stderr: {$process->getErrorOutput()}");
}
$pdfContents = file_get_contents($outputPdf);
unlink($outputPdf);
if ($pdfContents === false) {
throw new PdfExportException("PDF Export via command failed, unable to read PDF output file");
} else if (empty($pdfContents)) {
throw new PdfExportException("PDF Export via command failed, PDF output file is empty");
}
return $pdfContents;
}
protected function renderUsingWkhtml(string $html): string
{
$snappy = new SnappyPdf($this->getWkhtmlBinaryPath());
$options = config('exports.snappy.options');
return $snappy->getOutputFromHtml($html, $options);
}
/**
* Taken from https://github.com/barryvdh/laravel-dompdf/blob/v2.1.1/src/PDF.php
* Copyright (c) 2021 barryvdh, MIT License
* https://github.com/barryvdh/laravel-dompdf/blob/v2.1.1/LICENSE
*/
protected function convertEntities(string $subject): string
{
$entities = [
'€' => '&euro;',
'£' => '&pound;',
];
foreach ($entities as $search => $replace) {
$subject = str_replace($search, $replace, $subject);
}
return $subject;
}
}

7
app/Exceptions/PdfExportException.php Normal file
View File

@ -0,0 +1,7 @@
<?php
namespace BookStack\Exceptions;
class PdfExportException extends \Exception
{
}

4
composer.json
View File

@ -17,11 +17,11 @@
"ext-mbstring": "*",
"ext-xml": "*",
"bacon/bacon-qr-code": "^2.0",
"barryvdh/laravel-dompdf": "^2.0",
"barryvdh/laravel-snappy": "^1.0",
"doctrine/dbal": "^3.5",
"dompdf/dompdf": "^2.0",
"guzzlehttp/guzzle": "^7.4",
"intervention/image": "^3.5",
"knplabs/knp-snappy": "^1.5",
"laravel/framework": "^10.10",
"laravel/socialite": "^5.10",
"laravel/tinker": "^2.8",

183
composer.lock generated
View File

@ -4,7 +4,7 @@
"Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
"This file is @generated automatically"
],
"content-hash": "ccfc07d0ecc580962915a0457f0466a7",
"content-hash": "97259e40ffe5518cfcdf1e32eacbb175",
"packages": [
{
"name": "aws/aws-crt-php",
@ -209,161 +209,6 @@
},
"time": "2022-12-07T17:46:57+00:00"
},
{
"name": "barryvdh/laravel-dompdf",
"version": "v2.1.1",
"source": {
"type": "git",
"url": "https://github.com/barryvdh/laravel-dompdf.git",
"reference": "cb37868365f9b937039d316727a1fced1e87b31c"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/barryvdh/laravel-dompdf/zipball/cb37868365f9b937039d316727a1fced1e87b31c",
"reference": "cb37868365f9b937039d316727a1fced1e87b31c",
"shasum": ""
},
"require": {
"dompdf/dompdf": "^2.0.3",
"illuminate/support": "^6|^7|^8|^9|^10|^11",
"php": "^7.2 || ^8.0"
},
"require-dev": {
"larastan/larastan": "^1.0|^2.7.0",
"orchestra/testbench": "^4|^5|^6|^7|^8|^9",
"phpro/grumphp": "^1 || ^2.5",
"squizlabs/php_codesniffer": "^3.5"
},
"type": "library",
"extra": {
"branch-alias": {
"dev-master": "2.0-dev"
},
"laravel": {
"providers": [
"Barryvdh\\DomPDF\\ServiceProvider"
],
"aliases": {
"Pdf": "Barryvdh\\DomPDF\\Facade\\Pdf",
"PDF": "Barryvdh\\DomPDF\\Facade\\Pdf"
}
}
},
"autoload": {
"psr-4": {
"Barryvdh\\DomPDF\\": "src"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"MIT"
],
"authors": [
{
"name": "Barry vd. Heuvel",
"email": "barryvdh@gmail.com"
}
],
"description": "A DOMPDF Wrapper for Laravel",
"keywords": [
"dompdf",
"laravel",
"pdf"
],
"support": {
"issues": "https://github.com/barryvdh/laravel-dompdf/issues",
"source": "https://github.com/barryvdh/laravel-dompdf/tree/v2.1.1"
},
"funding": [
{
"url": "https://fruitcake.nl",
"type": "custom"
},
{
"url": "https://github.com/barryvdh",
"type": "github"
}
],
"time": "2024-03-15T12:48:39+00:00"
},
{
"name": "barryvdh/laravel-snappy",
"version": "v1.0.3",
"source": {
"type": "git",
"url": "https://github.com/barryvdh/laravel-snappy.git",
"reference": "716dcb6db24de4ce8e6ae5941cfab152af337ea0"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/barryvdh/laravel-snappy/zipball/716dcb6db24de4ce8e6ae5941cfab152af337ea0",
"reference": "716dcb6db24de4ce8e6ae5941cfab152af337ea0",
"shasum": ""
},
"require": {
"illuminate/filesystem": "^9|^10|^11.0",
"illuminate/support": "^9|^10|^11.0",
"knplabs/knp-snappy": "^1.4.4",
"php": ">=7.2"
},
"require-dev": {
"orchestra/testbench": "^7|^8|^9.0"
},
"type": "library",
"extra": {
"branch-alias": {
"dev-master": "1.0-dev"
},
"laravel": {
"providers": [
"Barryvdh\\Snappy\\ServiceProvider"
],
"aliases": {
"PDF": "Barryvdh\\Snappy\\Facades\\SnappyPdf",
"SnappyImage": "Barryvdh\\Snappy\\Facades\\SnappyImage"
}
}
},
"autoload": {
"psr-4": {
"Barryvdh\\Snappy\\": "src/"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"MIT"
],
"authors": [
{
"name": "Barry vd. Heuvel",
"email": "barryvdh@gmail.com"
}
],
"description": "Snappy PDF/Image for Laravel",
"keywords": [
"image",
"laravel",
"pdf",
"snappy",
"wkhtmltoimage",
"wkhtmltopdf"
],
"support": {
"issues": "https://github.com/barryvdh/laravel-snappy/issues",
"source": "https://github.com/barryvdh/laravel-snappy/tree/v1.0.3"
},
"funding": [
{
"url": "https://fruitcake.nl",
"type": "custom"
},
{
"url": "https://github.com/barryvdh",
"type": "github"
}
],
"time": "2024-03-09T19:20:39+00:00"
},
{
"name": "brick/math",
"version": "0.11.0",
@ -1127,16 +972,16 @@
},
{
"name": "dompdf/dompdf",
"version": "v2.0.4",
"version": "v2.0.7",
"source": {
"type": "git",
"url": "https://github.com/dompdf/dompdf.git",
"reference": "093f2d9739cec57428e39ddadedfd4f3ae862c0f"
"reference": "ab0123052b42ad0867348f25df8c228f1ece8f14"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/dompdf/dompdf/zipball/093f2d9739cec57428e39ddadedfd4f3ae862c0f",
"reference": "093f2d9739cec57428e39ddadedfd4f3ae862c0f",
"url": "https://api.github.com/repos/dompdf/dompdf/zipball/ab0123052b42ad0867348f25df8c228f1ece8f14",
"reference": "ab0123052b42ad0867348f25df8c228f1ece8f14",
"shasum": ""
},
"require": {
@ -1144,7 +989,7 @@
"ext-mbstring": "*",
"masterminds/html5": "^2.0",
"phenx/php-font-lib": ">=0.5.4 <1.0.0",
"phenx/php-svg-lib": ">=0.3.3 <1.0.0",
"phenx/php-svg-lib": ">=0.5.2 <1.0.0",
"php": "^7.1 || ^8.0"
},
"require-dev": {
@ -1183,9 +1028,9 @@
"homepage": "https://github.com/dompdf/dompdf",
"support": {
"issues": "https://github.com/dompdf/dompdf/issues",
"source": "https://github.com/dompdf/dompdf/tree/v2.0.4"
"source": "https://github.com/dompdf/dompdf/tree/v2.0.7"
},
"time": "2023-12-12T20:19:39+00:00"
"time": "2024-04-15T12:40:33+00:00"
},
{
"name": "dragonmantank/cron-expression",
@ -4067,16 +3912,16 @@
},
{
"name": "phenx/php-svg-lib",
"version": "0.5.3",
"version": "0.5.4",
"source": {
"type": "git",
"url": "https://github.com/dompdf/php-svg-lib.git",
"reference": "0e46722c154726a5f9ac218197ccc28adba16fcf"
"reference": "46b25da81613a9cf43c83b2a8c2c1bdab27df691"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/dompdf/php-svg-lib/zipball/0e46722c154726a5f9ac218197ccc28adba16fcf",
"reference": "0e46722c154726a5f9ac218197ccc28adba16fcf",
"url": "https://api.github.com/repos/dompdf/php-svg-lib/zipball/46b25da81613a9cf43c83b2a8c2c1bdab27df691",
"reference": "46b25da81613a9cf43c83b2a8c2c1bdab27df691",
"shasum": ""
},
"require": {
@ -4107,9 +3952,9 @@
"homepage": "https://github.com/PhenX/php-svg-lib",
"support": {
"issues": "https://github.com/dompdf/php-svg-lib/issues",
"source": "https://github.com/dompdf/php-svg-lib/tree/0.5.3"
"source": "https://github.com/dompdf/php-svg-lib/tree/0.5.4"
},
"time": "2024-02-23T20:39:24+00:00"
"time": "2024-04-08T12:52:34+00:00"
},
{
"name": "phpoption/phpoption",

1
phpunit.xml
View File

@ -51,6 +51,7 @@
<server name="LOG_FAILED_LOGIN_MESSAGE" value=""/>
<server name="LOG_FAILED_LOGIN_CHANNEL" value="testing"/>
<server name="WKHTMLTOPDF" value="false"/>
<server name="EXPORT_PDF_COMMAND" value="false"/>
<server name="APP_DEFAULT_DARK_MODE" value="false"/>
<server name="IP_ADDRESS_PRECISION" value="4"/>
</php>

3
readme.md
View File

@ -142,8 +142,7 @@ Note: This is not an exhaustive list of all libraries and projects that would be
* [Google Material Icons](https://github.com/google/material-design-icons) - _[Apache-2.0](https://github.com/google/material-design-icons/blob/master/LICENSE)_
* [markdown-it](https://github.com/markdown-it/markdown-it) and [markdown-it-task-lists](https://github.com/revin/markdown-it-task-lists) - _[MIT](https://github.com/markdown-it/markdown-it/blob/master/LICENSE) and [ISC](https://github.com/revin/markdown-it-task-lists/blob/master/LICENSE)_
* [Dompdf](https://github.com/dompdf/dompdf) - _[LGPL v2.1](https://github.com/dompdf/dompdf/blob/master/LICENSE.LGPL)_
* [BarryVD/Dompdf](https://github.com/barryvdh/laravel-dompdf) - _[MIT](https://github.com/barryvdh/laravel-dompdf/blob/master/LICENSE)_
* [BarryVD/Snappy (WKHTML2PDF)](https://github.com/barryvdh/laravel-snappy) - _[MIT](https://github.com/barryvdh/laravel-snappy/blob/master/LICENSE)_
* [KnpLabs/snappy](https://github.com/KnpLabs/snappy) - _[MIT](https://github.com/KnpLabs/snappy/blob/master/LICENSE)_
* [WKHTMLtoPDF](http://wkhtmltopdf.org/index.html) - _[LGPL v3.0](https://github.com/wkhtmltopdf/wkhtmltopdf/blob/master/LICENSE)_
* [diagrams.net](https://github.com/jgraph/drawio) - _[Embedded Version Terms](https://www.diagrams.net/trust/) / [Source Project - Apache-2.0](https://github.com/jgraph/drawio/blob/dev/LICENSE)_
* [OneLogin's SAML PHP Toolkit](https://github.com/onelogin/php-saml) - _[MIT](https://github.com/onelogin/php-saml/blob/master/LICENSE)_

39
tests/Entity/ExportTest.php
View File

@ -6,8 +6,8 @@ use BookStack\Entities\Models\Book;
use BookStack\Entities\Models\Chapter;
use BookStack\Entities\Models\Page;
use BookStack\Entities\Tools\PdfGenerator;
use BookStack\Exceptions\PdfExportException;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;
use Tests\TestCase;
class ExportTest extends TestCase
@ -483,7 +483,7 @@ class ExportTest extends TestCase
{
$page = $this->entities->page();
config()->set('snappy.pdf.binary', '/abc123');
config()->set('exports.snappy.pdf_binary', '/abc123');
config()->set('app.allow_untrusted_server_fetching', false);
$resp = $this->asEditor()->get($page->getUrl('/export/pdf'));
@ -494,6 +494,41 @@ class ExportTest extends TestCase
$resp->assertStatus(500); // Bad response indicates wkhtml usage
}
public function test_pdf_command_option_used_if_set()
{
$page = $this->entities->page();
$command = 'cp {input_html_path} {output_pdf_path}';
config()->set('exports.pdf_command', $command);
$resp = $this->asEditor()->get($page->getUrl('/export/pdf'));
$download = $resp->getContent();
$this->assertStringContainsString(e($page->name), $download);
$this->assertStringContainsString('<html lang=', $download);
}
public function test_pdf_command_option_errors_if_output_path_not_written_to()
{
$page = $this->entities->page();
$command = 'echo "hi"';
config()->set('exports.pdf_command', $command);
$this->assertThrows(function () use ($page) {
$this->withoutExceptionHandling()->asEditor()->get($page->getUrl('/export/pdf'));
}, PdfExportException::class);
}
public function test_pdf_command_option_errors_if_command_returns_error_status()
{
$page = $this->entities->page();
$command = 'exit 1';
config()->set('exports.pdf_command', $command);
$this->assertThrows(function () use ($page) {
$this->withoutExceptionHandling()->asEditor()->get($page->getUrl('/export/pdf'));
}, PdfExportException::class);
}
public function test_html_exports_contain_csp_meta_tag()
{
$entities = [

16
tests/Unit/ConfigTest.php
View File

@ -80,22 +80,22 @@ class ConfigTest extends TestCase
public function test_dompdf_remote_fetching_controlled_by_allow_untrusted_server_fetching_false()
{
$this->checkEnvConfigResult('ALLOW_UNTRUSTED_SERVER_FETCHING', 'false', 'dompdf.options.enable_remote', false);
$this->checkEnvConfigResult('ALLOW_UNTRUSTED_SERVER_FETCHING', 'true', 'dompdf.options.enable_remote', true);
$this->checkEnvConfigResult('ALLOW_UNTRUSTED_SERVER_FETCHING', 'false', 'exports.dompdf.enable_remote', false);
$this->checkEnvConfigResult('ALLOW_UNTRUSTED_SERVER_FETCHING', 'true', 'exports.dompdf.enable_remote', true);
}
public function test_dompdf_paper_size_options_are_limited()
{
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'cat', 'dompdf.options.default_paper_size', 'a4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'letter', 'dompdf.options.default_paper_size', 'letter');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'a4', 'dompdf.options.default_paper_size', 'a4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'cat', 'exports.dompdf.default_paper_size', 'a4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'letter', 'exports.dompdf.default_paper_size', 'letter');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'a4', 'exports.dompdf.default_paper_size', 'a4');
}
public function test_snappy_paper_size_options_are_limited()
{
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'cat', 'snappy.pdf.options.page-size', 'A4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'letter', 'snappy.pdf.options.page-size', 'Letter');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'a4', 'snappy.pdf.options.page-size', 'A4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'cat', 'exports.snappy.options.page-size', 'A4');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'letter', 'exports.snappy.options.page-size', 'Letter');
$this->checkEnvConfigResult('EXPORT_PAGE_SIZE', 'a4', 'exports.snappy.options.page-size', 'A4');
}
public function test_sendmail_command_is_configurable()