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Dan Brown
080acf0a 1 parent ea2e16ca

Added plaintext & basic PDF page Export

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Showing 14 changed files with 164 additions and 45 deletions
......@@ -226,13 +226,22 @@ class PageController extends Controller
return redirect($page->getUrl());
}
/**
* Exports a page to pdf format using barryvdh/laravel-dompdf wrapper.
* https://github.com/barryvdh/laravel-dompdf
* @param $bookSlug
* @param $pageSlug
* @return \Illuminate\Http\Response
*/
public function exportPdf($bookSlug, $pageSlug)
{
$book = $this->bookRepo->getBySlug($bookSlug);
$page = $this->pageRepo->getBySlug($pageSlug, $book->id);
$cssContent = file_get_contents(public_path('/css/styles.css'));
return $pdf->download($pageSlug . '.pdf');
$pdfContent = $this->exportService->pageToPdf($page);
return response()->make($pdfContent, 200, [
'Content-Type' => 'application/octet-stream',
'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.pdf'
]);
}
/**
......@@ -251,4 +260,22 @@ class PageController extends Controller
'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.html'
]);
}
/**
* Export a page to a simple plaintext .txt file.
* @param $bookSlug
* @param $pageSlug
* @return \Illuminate\Http\Response
*/
public function exportPlainText($bookSlug, $pageSlug)
{
$book = $this->bookRepo->getBySlug($bookSlug);
$page = $this->pageRepo->getBySlug($pageSlug, $book->id);
$containedHtml = $this->exportService->pageToPlainText($page);
return response()->make($containedHtml, 200, [
'Content-Type' => 'application/octet-stream',
'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.txt'
]);
}
}
......
......@@ -24,6 +24,7 @@ Route::group(['middleware' => 'auth'], function () {
Route::get('/{bookSlug}/page/{pageSlug}', 'PageController@show');
Route::get('/{bookSlug}/page/{pageSlug}/export/pdf', 'PageController@exportPdf');
Route::get('/{bookSlug}/page/{pageSlug}/export/html', 'PageController@exportHtml');
Route::get('/{bookSlug}/page/{pageSlug}/export/plaintext', 'PageController@exportPlainText');
Route::get('/{bookSlug}/page/{pageSlug}/edit', 'PageController@edit');
Route::get('/{bookSlug}/page/{pageSlug}/delete', 'PageController@showDelete');
Route::put('/{bookSlug}/page/{pageSlug}', 'PageController@update');
......@@ -46,7 +47,6 @@ Route::group(['middleware' => 'auth'], function () {
});
// Users
Route::get('/users', 'UserController@index');
Route::get('/users/create', 'UserController@create');
......
......@@ -6,7 +6,6 @@ use BookStack\Page;
class ExportService
{
/**
* Convert a page to a self-contained HTML file.
* Includes required CSS & image content. Images are base64 encoded into the HTML.
......@@ -16,10 +15,33 @@ class ExportService
public function pageToContainedHtml(Page $page)
{
$cssContent = file_get_contents(public_path('/css/export-styles.css'));
$pageHtml = view('pages/export', ['page' => $page, 'css' => $cssContent])->render();
return $this->containHtml($pageHtml);
}
/**
* Convert a page to a pdf file.
* @param Page $page
* @return mixed|string
*/
public function pageToPdf(Page $page)
{
$cssContent = file_get_contents(public_path('/css/export-styles.css'));
$pageHtml = view('pages/pdf', ['page' => $page, 'css' => $cssContent])->render();
$containedHtml = $this->containHtml($pageHtml);
$pdf = \PDF::loadHTML($containedHtml);
return $pdf->output();
}
/**
* Bundle of the contents of a html file to be self-contained.
* @param $htmlContent
* @return mixed|string
*/
protected function containHtml($htmlContent)
{
$imageTagsOutput = [];
preg_match_all("/\<img.*src\=(\'|\")(.*?)(\'|\").*?\>/i", $pageHtml, $imageTagsOutput);
preg_match_all("/\<img.*src\=(\'|\")(.*?)(\'|\").*?\>/i", $htmlContent, $imageTagsOutput);
// Replace image src with base64 encoded image strings
if (isset($imageTagsOutput[0]) && count($imageTagsOutput[0]) > 0) {
......@@ -34,12 +56,12 @@ class ExportService
$imageContent = file_get_contents($pathString);
$imageEncoded = 'data:image/' . pathinfo($pathString, PATHINFO_EXTENSION) . ';base64,' . base64_encode($imageContent);
$newImageString = str_replace($srcString, $imageEncoded, $oldImgString);
$pageHtml = str_replace($oldImgString, $newImageString, $pageHtml);
$htmlContent = str_replace($oldImgString, $newImageString, $htmlContent);
}
}
$linksOutput = [];
preg_match_all("/\<a.*href\=(\'|\")(.*?)(\'|\").*?\>/i", $pageHtml, $linksOutput);
preg_match_all("/\<a.*href\=(\'|\")(.*?)(\'|\").*?\>/i", $htmlContent, $linksOutput);
// Replace image src with base64 encoded image strings
if (isset($linksOutput[0]) && count($linksOutput[0]) > 0) {
......@@ -49,13 +71,45 @@ class ExportService
if (strpos(trim($srcString), 'http') !== 0) {
$newSrcString = url($srcString);
$newLinkString = str_replace($srcString, $newSrcString, $oldLinkString);
$pageHtml = str_replace($oldLinkString, $newLinkString, $pageHtml);
$htmlContent = str_replace($oldLinkString, $newLinkString, $htmlContent);
}
}
}
// Replace any relative links with system domain
return $pageHtml;
return $htmlContent;
}
/**
* Converts the page contents into simple plain text.
* This method filters any bad looking content to
* provide a nice final output.
* @param Page $page
* @return mixed
*/
public function pageToPlainText(Page $page)
{
$text = $page->text;
// Replace multiple spaces with single spaces
$text = preg_replace('/\ {2,}/', ' ', $text);
// Reduce multiple horrid whitespace characters.
$text = preg_replace('/(\x0A|\xA0|\x0A|\r|\n){2,}/su', "\n\n", $text);
$text = html_entity_decode($text);
// Add title
$text = $page->name . "\n\n" . $text;
return $text;
}
}
\ No newline at end of file
}
......
......@@ -11,7 +11,8 @@
"laravel/socialite": "^2.0",
"barryvdh/laravel-ide-helper": "^2.1",
"barryvdh/laravel-debugbar": "^2.0",
"league/flysystem-aws-s3-v3": "^1.0"
"league/flysystem-aws-s3-v3": "^1.0",
"barryvdh/laravel-dompdf": "0.6.*"
},
"require-dev": {
"fzaninotto/faker": "~1.4",
......
......@@ -143,6 +143,7 @@ return [
* Third Party
*/
Intervention\Image\ImageServiceProvider::class,
Barryvdh\DomPDF\ServiceProvider::class,
Barryvdh\LaravelIdeHelper\IdeHelperServiceProvider::class,
Barryvdh\Debugbar\ServiceProvider::class,
......@@ -210,6 +211,7 @@ return [
*/
'ImageTool' => Intervention\Image\Facades\Image::class,
'PDF' => Barryvdh\DomPDF\Facade::class,
'Debugbar' => Barryvdh\Debugbar\Facade::class,
/**
......
......@@ -161,6 +161,12 @@ form.search-box {
padding: $-xs 0;
color: #555;
text-align: left !important;
&.wide {
min-width: 220px;
}
.text-muted {
color: #999;
}
a {
display: block;
padding: $-xs $-m;
......
......@@ -27,8 +27,8 @@ $-xs: 6px;
$-xxs: 3px;
// Fonts
$heading: 'Roboto', Helvetica, Arial, sans-serif;
$text: 'Roboto', Helvetica, Arial, sans-serif;
$heading: 'Roboto', 'DejaVu Sans', Helvetica, Arial, sans-serif;
$text: 'Roboto', 'DejaVu Sans', Helvetica, Arial, sans-serif;
$fs-m: 15px;
$fs-s: 14px;
......
@import "reset";
//@import "reset";
@import "variables";
@import "mixins";
@import "html";
......
<!doctype html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title>{{ $page->name }}</title>
<style>
{!! $css !!}
</style>
@yield('head')
</head>
<body>
<div class="container" id="page-show">
<div class="row">
<div class="col-md-8 col-md-offset-2">
<div class="page-content">
@include('pages/page-display')
<hr>
<p class="text-muted small">
Created {{$page->created_at->toDayDateTimeString()}} @if($page->createdBy) by {{$page->createdBy->name}} @endif
<br>
Last Updated {{$page->updated_at->toDayDateTimeString()}} @if($page->updatedBy) by {{$page->updatedBy->name}} @endif
</p>
</div>
</div>
</div>
</div>
</body>
</html>
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>{{ $page->name }}</title>
@extends('pages/export')
@section('head')
<style>
{!! $css !!}
</style>
</head>
<body>
<div class="container" id="page-show" ng-non-bindable>
<div class="row">
<div class="col-md-8 col-md-offset-2">
<div class="page-content">
@include('pages/page-display')
body {
font-size: 15px;
line-height: 1;
}
<hr>
h1, h2, h3, h4, h5, h6 {
line-height: 1;
}
<p class="text-muted small">
Created {{$page->created_at->diffForHumans()}} @if($page->createdBy) by {{$page->createdBy->name}} @endif
<br>
Last Updated {{$page->updated_at->diffForHumans()}} @if($page->updatedBy) by {{$page->updatedBy->name}} @endif
</p>
table {
max-width: 800px !important;
font-size: 0.8em;
width: auto !important;
}
</div>
</div>
</div>
</div>
</body>
</html>
table td {
width: auto !important;
}
</style>
@stop
\ No newline at end of file
......
......@@ -20,9 +20,11 @@
<div class="col-sm-6 faded">
<div class="action-buttons">
<span dropdown class="dropdown-container">
<div dropdown-toggle class="text-button text-primary"><i class="zmdi zmdi-open-in-new"></i>Export Page</div>
<ul>
<li><a href="{{$page->getUrl() . '/export/html'}}" target="_blank">Contained HTML File</a></li>
<div dropdown-toggle class="text-button text-primary"><i class="zmdi zmdi-open-in-new"></i>Export</div>
<ul class="wide">
<li><a href="{{$page->getUrl() . '/export/html'}}" target="_blank">Contained Web File <span class="text-muted pull-right">.html</span></a></li>
<li><a href="{{$page->getUrl() . '/export/pdf'}}" target="_blank">PDF File <span class="text-muted pull-right">.pdf</span></a></li>
<li><a href="{{$page->getUrl() . '/export/plaintext'}}" target="_blank">Plain Text File <span class="text-muted pull-right">.txt</span></a></li>
</ul>
</span>
@if($currentUser->can('page-update'))
......
*
!.gitignore
\ No newline at end of file