EntriesExport/epub: add metadata to each entry's cover

[github/wallabag/wallabag.git] / src / Wallabag / CoreBundle / Helper / EntriesExport.php

diff --git a/src/Wallabag/CoreBundle/Helper/EntriesExport.php b/src/Wallabag/CoreBundle/Helper/EntriesExport.php
index cbf1037bff60d53715be00325f0da4fa15e0f918..9cde27c68bc041fa5a6c463456943f67c982ee13 100644 (file)
--- a/src/Wallabag/CoreBundle/Helper/EntriesExport.php
+++ b/src/Wallabag/CoreBundle/Helper/EntriesExport.php
@@ -85,7 +85,7 @@ class EntriesExport
     public function updateAuthor($method)
     {
         if ('entry' !== $method) {
-            $this->author = $method . ' authors';
+            $this->author = 'Various authors';
 
             return $this;
         }
@@ -150,8 +150,6 @@ class EntriesExport
          */
 
         $book->setTitle($this->title);
-        // Could also be the ISBN number, prefered for published books, or a UUID.
-        $book->setIdentifier($this->title, EPub::IDENTIFIER_URI);
         // Not needed, but included for the example, Language is mandatory, but EPub defaults to "en". Use RFC3066 Language codes, such as "en", "da", "fr" etc.
         $book->setLanguage($this->language);
         $book->setDescription('Some articles saved on my wallabag');
@@ -174,27 +172,50 @@ class EntriesExport
             $book->setCoverImage('Cover.png', file_get_contents($this->logoPath), 'image/png');
         }
 
+        $entryIds = [];
+        $entryCount = \count($this->entries);
+        $i = 0;
+
         /*
          * Adding actual entries
          */
 
         // set tags as subjects
         foreach ($this->entries as $entry) {
+            ++$i;
             foreach ($entry->getTags() as $tag) {
                 $book->setSubject($tag->getLabel());
             }
+            $filename = sha1($entry->getTitle());
 
-            // the reader in Kobo Devices doesn't likes special caracters
-            // in filenames, we limit to A-z/0-9
-            $filename = preg_replace('/[^A-Za-z0-9\-]/', '', $entry->getTitle());
+            $publishedBy = $entry->getPublishedBy();
+            if (!empty($publishedBy)) {
+                $authors = implode(',', $publishedBy);
+            } else {
+                $authors = $this->translator->trans('export.unknown');
+            }
 
-            $titlepage = $content_start . '<h1>' . $entry->getTitle() . '</h1>' . $this->getExportInformation('PHPePub') . $bookEnd;
-            $book->addChapter('Title', 'Title.html', $titlepage, true, EPub::EXTERNAL_REF_ADD);
+            $titlepage = $content_start .
+                '<h1>' . $entry->getTitle() . '</h1>' .
+                '<dl>' .
+                '<dt>' . $this->translator->trans('entry.view.published_by') . '</dt><dd>' . $authors . '</dd>' .
+                '<dt>' . $this->translator->trans('entry.metadata.reading_time') . '</dt><dd>' . $this->translator->trans('entry.metadata.reading_time_minutes_short', ['%readingTime%' => $entry->getReadingTime()]) . '</dd>' .
+                '<dt>' . $this->translator->trans('entry.metadata.added_on') . '</dt><dd>' . $entry->getCreatedAt()->format('Y-m-d') . '</dd>' .
+                '<dt>' . $this->translator->trans('entry.metadata.address') . '</dt><dd><a href="' . $entry->getUrl() . '">' . $entry->getUrl() . '</a></dd>' .
+                '</dl>' .
+                $bookEnd;
+            $book->addChapter("Entry {$i} of {$entryCount}", "{$filename}_cover.html", $titlepage, true, EPub::EXTERNAL_REF_ADD);
             $chapter = $content_start . $entry->getContent() . $bookEnd;
-            $book->addChapter($entry->getTitle(), htmlspecialchars($filename) . '.html', $chapter, true, EPub::EXTERNAL_REF_ADD);
+
+            $entryIds[] = $entry->getId();
+            $book->addChapter($entry->getTitle(), "{$filename}.html", $chapter, true, EPub::EXTERNAL_REF_ADD);
         }
 
-        $book->buildTOC();
+        $book->addChapter('Notices', 'Cover2.html', $content_start . $this->getExportInformation('PHPePub') . $bookEnd);
+
+        // Could also be the ISBN number, prefered for published books, or a UUID.
+        $hash = sha1(sprintf('%s:%s', $this->wallabagUrl, implode(',', $entryIds)));
+        $book->setIdentifier(sprintf('urn:wallabag:%s', $hash), EPub::IDENTIFIER_URI);
 
         return Response::create(
             $book->getBook(),