Updated Spanish translation

[bookstack] / app / Services / ExportService.php

diff --git a/app/Services/ExportService.php b/app/Services/ExportService.php
index 3ac69871885853f166d5fa2cd67034d0d0225c0d..01e87f1678ebf7a2616b54b21e9b6cfc9d564a15 100644 (file)
--- a/app/Services/ExportService.php
+++ b/app/Services/ExportService.php
@@ -1,6 +1,7 @@
 <?php namespace BookStack\Services;
 
 use BookStack\Book;
+use BookStack\Chapter;
 use BookStack\Page;
 use BookStack\Repos\EntityRepo;
 
@@ -8,14 +9,16 @@ class ExportService
 {
 
     protected $entityRepo;
+    protected $imageService;
 
     /**
      * ExportService constructor.
      * @param $entityRepo
      */
-    public function __construct(EntityRepo $entityRepo)
+    public function __construct(EntityRepo $entityRepo, ImageService $imageService)
     {
         $this->entityRepo = $entityRepo;
+        $this->imageService = $imageService;
     }
 
     /**
@@ -23,20 +26,41 @@ class ExportService
      * Includes required CSS & image content. Images are base64 encoded into the HTML.
      * @param Page $page
      * @return mixed|string
+     * @throws \Throwable
      */
     public function pageToContainedHtml(Page $page)
     {
+        $this->entityRepo->renderPage($page);
         $pageHtml = view('pages/export', [
-            'page' => $page,
-            'pageContent' => $this->entityRepo->renderPage($page)
+            'page' => $page
         ])->render();
         return $this->containHtml($pageHtml);
     }
 
+    /**
+     * Convert a chapter to a self-contained HTML file.
+     * @param Chapter $chapter
+     * @return mixed|string
+     * @throws \Throwable
+     */
+    public function chapterToContainedHtml(Chapter $chapter)
+    {
+        $pages = $this->entityRepo->getChapterChildren($chapter);
+        $pages->each(function ($page) {
+            $page->html = $this->entityRepo->renderPage($page);
+        });
+        $html = view('chapters/export', [
+            'chapter' => $chapter,
+            'pages' => $pages
+        ])->render();
+        return $this->containHtml($html);
+    }
+
     /**
      * Convert a book to a self-contained HTML file.
      * @param Book $book
      * @return mixed|string
+     * @throws \Throwable
      */
     public function bookToContainedHtml(Book $book)
     {
@@ -52,12 +76,32 @@ class ExportService
      * Convert a page to a PDF file.
      * @param Page $page
      * @return mixed|string
+     * @throws \Throwable
      */
     public function pageToPdf(Page $page)
     {
+        $this->entityRepo->renderPage($page);
         $html = view('pages/pdf', [
-            'page' => $page,
-            'pageContent' => $this->entityRepo->renderPage($page)
+            'page' => $page
+        ])->render();
+        return $this->htmlToPdf($html);
+    }
+
+    /**
+     * Convert a chapter to a PDF file.
+     * @param Chapter $chapter
+     * @return mixed|string
+     * @throws \Throwable
+     */
+    public function chapterToPdf(Chapter $chapter)
+    {
+        $pages = $this->entityRepo->getChapterChildren($chapter);
+        $pages->each(function ($page) {
+            $page->html = $this->entityRepo->renderPage($page);
+        });
+        $html = view('chapters/export', [
+            'chapter' => $chapter,
+            'pages' => $pages
         ])->render();
         return $this->htmlToPdf($html);
     }
@@ -66,6 +110,7 @@ class ExportService
      * Convert a book to a PDF file
      * @param Book $book
      * @return string
+     * @throws \Throwable
      */
     public function bookToPdf(Book $book)
     {
@@ -81,6 +126,7 @@ class ExportService
      * Convert normal webpage HTML to a PDF.
      * @param $html
      * @return string
+     * @throws \Exception
      */
     protected function htmlToPdf($html)
     {
@@ -90,7 +136,7 @@ class ExportService
             $pdf = \SnappyPDF::loadHTML($containedHtml);
             $pdf->setOption('print-media-type', true);
         } else {
-            $pdf = \PDF::loadHTML($containedHtml);
+            $pdf = \DomPDF::loadHTML($containedHtml);
         }
         return $pdf->output();
     }
@@ -99,6 +145,7 @@ class ExportService
      * Bundle of the contents of a html file to be self-contained.
      * @param $htmlContent
      * @return mixed|string
+     * @throws \Exception
      */
     protected function containHtml($htmlContent)
     {
@@ -108,23 +155,14 @@ class ExportService
         // Replace image src with base64 encoded image strings
         if (isset($imageTagsOutput[0]) && count($imageTagsOutput[0]) > 0) {
             foreach ($imageTagsOutput[0] as $index => $imgMatch) {
-                $oldImgString = $imgMatch;
+                $oldImgTagString = $imgMatch;
                 $srcString = $imageTagsOutput[2][$index];
-                $isLocal = strpos(trim($srcString), 'http') !== 0;
-                if ($isLocal) {
-                    $pathString = public_path(trim($srcString, '/'));
-                } else {
-                    $pathString = $srcString;
-                }
-                if ($isLocal && !file_exists($pathString)) continue;
-                try {
-                    $imageContent = file_get_contents($pathString);
-                    $imageEncoded = 'data:image/' . pathinfo($pathString, PATHINFO_EXTENSION) . ';base64,' . base64_encode($imageContent);
-                    $newImageString = str_replace($srcString, $imageEncoded, $oldImgString);
-                } catch (\ErrorException $e) {
-                    $newImageString = '';
+                $imageEncoded = $this->imageService->imageUriToBase64($srcString);
+                if ($imageEncoded === null) {
+                    $imageEncoded = $srcString;
                 }
-                $htmlContent = str_replace($oldImgString, $newImageString, $htmlContent);
+                $newImgTagString = str_replace($srcString, $imageEncoded, $oldImgTagString);
+                $htmlContent = str_replace($oldImgTagString, $newImgTagString, $htmlContent);
             }
         }
 
@@ -168,6 +206,21 @@ class ExportService
         return $text;
     }
 
+    /**
+     * Convert a chapter into a plain text string.
+     * @param Chapter $chapter
+     * @return string
+     */
+    public function chapterToPlainText(Chapter $chapter)
+    {
+        $text = $chapter->name . "\n\n";
+        $text .= $chapter->description . "\n\n";
+        foreach ($chapter->pages as $page) {
+            $text .= $this->pageToPlainText($page);
+        }
+        return $text;
+    }
+
     /**
      * Convert a book into a plain text string.
      * @param Book $book
@@ -179,28 +232,11 @@ class ExportService
         $text = $book->name . "\n\n";
         foreach ($bookTree as $bookChild) {
             if ($bookChild->isA('chapter')) {
-                $text .= $bookChild->name . "\n\n";
-                $text .= $bookChild->description . "\n\n";
-                foreach ($bookChild->pages as $page) {
-                    $text .= $this->pageToPlainText($page);
-                }
+                $text .= $this->chapterToPlainText($bookChild);
             } else {
                 $text .= $this->pageToPlainText($bookChild);
             }
         }
         return $text;
     }
-
 }
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