/**
* handle ePub
*/
public function produceEpub()
{
Tools::logm('Starting to produce ePub 3 file');
try {
$content_start = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" . "<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:epub=\"http://www.idpf.org/2007/ops\">\n" . "<head>" . "<meta http-equiv=\"Default-Style\" content=\"text/html; charset=utf-8\" />\n" . "<title>" . _("wallabag articles book") . "</title>\n" . "</head>\n" . "<body>\n";
$bookEnd = "</body>\n</html>\n";
$log = new Logger("wallabag", TRUE);
$fileDir = CACHE;
$book = new EPub(EPub::BOOK_VERSION_EPUB3, DEBUG_POCHE);
$log->logLine("new EPub()");
$log->logLine("EPub class version: " . EPub::VERSION);
$log->logLine("EPub Req. Zip version: " . EPub::REQ_ZIP_VERSION);
$log->logLine("Zip version: " . Zip::VERSION);
$log->logLine("getCurrentServerURL: " . $book->getCurrentServerURL());
$log->logLine("getCurrentPageURL..: " . $book->getCurrentPageURL());
Tools::logm('Filling metadata for ePub...');
$book->setTitle($this->bookTitle);
$book->setIdentifier("http://{$_SERVER['HTTP_HOST']}", EPub::IDENTIFIER_URI);
// Could also be the ISBN number, prefered for published books, or a UUID.
//$book->setLanguage("en"); // 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->setDescription(_("Some articles saved on my wallabag"));
$book->setAuthor($this->author, $this->author);
$book->setPublisher("wallabag", "wallabag");
// I hope this is a non existant address :)
$book->setDate(time());
// Strictly not needed as the book date defaults to time().
//$book->setRights("Copyright and licence information specific for the book."); // As this is generated, this _could_ contain the name or licence information of the user who purchased the book, if needed. If this is used that way, the identifier must also be made unique for the book.
$book->setSourceURL("http://{$_SERVER['HTTP_HOST']}");
$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "wallabag");
$cssData = "body {\n margin-left: .5em;\n margin-right: .5em;\n text-align: justify;\n}\n\np {\n font-family: serif;\n font-size: 10pt;\n text-align: justify;\n text-indent: 1em;\n margin-top: 0px;\n margin-bottom: 1ex;\n}\n\nh1, h2 {\n font-family: sans-serif;\n font-style: italic;\n text-align: center;\n background-color: #6b879c;\n color: white;\n width: 100%;\n}\n\nh1 {\n margin-bottom: 2px;\n}\n\nh2 {\n margin-top: -2px;\n margin-bottom: 2px;\n}\n";
$log->logLine("Add Cover");
$fullTitle = "<h1> " . $this->bookTitle . "</h1>\n";
$book->setCoverImage("Cover.png", file_get_contents("themes/_global/img/appicon/apple-touch-icon-152.png"), "image/png", $fullTitle);
$cover = $content_start . '<div style="text-align:center;"><p>' . _('Produced by wallabag with PHPePub') . '</p><p>' . _('Please open <a href="https://github.com/wallabag/wallabag/issues" >an issue</a> if you have trouble with the display of this E-Book on your device.') . '</p></div>' . $bookEnd;
//$book->addChapter("Table of Contents", "TOC.xhtml", NULL, false, EPub::EXTERNAL_REF_IGNORE);
$book->addChapter("Notices", "Cover2.html", $cover);
$book->buildTOC();
Tools::logm('Adding actual content...');
foreach ($this->entries as $entry) {
//set tags as subjects
$tags = $this->wallabag->store->retrieveTagsByEntry($entry['id']);
foreach ($tags as $tag) {
$book->setSubject($tag['value']);
}
$log->logLine("Set up parameters");
$chapter = $content_start . $entry['content'] . $bookEnd;
$book->addChapter($entry['title'], htmlspecialchars($entry['title']) . ".html", $chapter, true, EPub::EXTERNAL_REF_ADD);
$log->logLine("Added chapter " . $entry['title']);
}
if (DEBUG_POCHE) {
$book->addChapter("Log", "Log.html", $content_start . $log->getLog() . "\n</pre>" . $bookEnd);
// log generation
Tools::logm('Production log available in produced file');
}
$book->finalize();
$zipData = $book->sendBook($this->bookFileName);
Tools::logm('Ebook produced');
} catch (Exception $e) {
Tools::logm('PHPePub has encountered an error : ' . $e->getMessage());
$this->wallabag->messages->add('e', $e->getMessage());
}
}
$book->setTitle("Test book");
$book->setIdentifier("http://JohnJaneDoePublications.com/books/TestBook.html", EPub::IDENTIFIER_URI);
// Could also be the ISBN number, prefered for published books, or a UUID.
$book->setLanguage("en");
// 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->setDescription("This is a brief description\nA test ePub book as an example of building a book in PHP");
$book->setAuthor("John Doe Johnson", "Johnson, John Doe");
$book->setPublisher("John and Jane Doe Publications", "http://JohnJaneDoePublications.com/");
// I hope this is a non existant address :)
$book->setDate(time());
// Strictly not needed as the book date defaults to time().
$book->setRights("Copyright and licence information specific for the book.");
// As this is generated, this _could_ contain the name or licence information of the user who purchased the book, if needed. If this is used that way, the identifier must also be made unique for the book.
$book->setSourceURL("http://JohnJaneDoePublications.com/books/TestBook.html");
$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
$book->setSubject("Test book");
$book->setSubject("keywords");
$book->setSubject("Chapter levels");
// Insert custom meta data to the book, in this cvase, Calibre series index information.
$book->addCustomMetadata("calibre:series", "PHPePub Test books");
$book->addCustomMetadata("calibre:series_index", "2");
$log->logLine("Set up parameters");
$cssData = "body {\n margin-left: .5em;\n margin-right: .5em;\n text-align: justify;\n}\n\np {\n font-family: serif;\n font-size: 10pt;\n text-align: justify;\n text-indent: 1em;\n margin-top: 0px;\n margin-bottom: 1ex;\n}\n\nh1, h2 {\n font-family: sans-serif;\n font-style: italic;\n text-align: center;\n background-color: #6b879c;\n color: white;\n width: 100%;\n}\n\nh1 {\n margin-bottom: 2px;\n}\n\nh2 {\n margin-top: -2px;\n margin-bottom: 2px;\n}\n";
$log->logLine("Add css");
$book->addCSSFile("styles.css", "css1", $cssData);
// This test requires you have an image, change "demo/cover-image.jpg" to match your location.
$log->logLine("Add Cover Image");
$book->setCoverImage("Cover.jpg", file_get_contents("demo/cover-image.jpg"), "image/jpeg");
// A better way is to let EPub handle the image itself, as it may need resizing. Most Ebooks are only about 600x800
// pixels, adding megapix images is a waste of place and spends bandwidth. setCoverImage can resize the image.
// When using this method, the given image path must be the absolute path from the servers Document root.
/**
* handle epub
*/
public function createEpub()
{
switch ($_GET['method']) {
case 'id':
$entryID = filter_var($_GET['id'], FILTER_SANITIZE_NUMBER_INT);
$entry = $this->store->retrieveOneById($entryID, $this->user->getId());
$entries = array($entry);
$bookTitle = $entry['title'];
$bookFileName = substr($bookTitle, 0, 200);
break;
case 'all':
$entries = $this->store->retrieveAll($this->user->getId());
$bookTitle = sprintf(_('All my articles on '), date(_('d.m.y')));
#translatable because each country has it's own date format system
$bookFileName = _('Allarticles') . date(_('dmY'));
break;
case 'tag':
$tag = filter_var($_GET['tag'], FILTER_SANITIZE_STRING);
$tags_id = $this->store->retrieveAllTags($this->user->getId(), $tag);
$tag_id = $tags_id[0]["id"];
// we take the first result, which is supposed to match perfectly. There must be a workaround.
$entries = $this->store->retrieveEntriesByTag($tag_id, $this->user->getId());
$bookTitle = sprintf(_('Articles tagged %s'), $tag);
$bookFileName = substr(sprintf(_('Tag %s'), $tag), 0, 200);
break;
case 'category':
$category = filter_var($_GET['category'], FILTER_SANITIZE_STRING);
$entries = $this->store->getEntriesByView($category, $this->user->getId());
$bookTitle = sprintf(_('All articles in category %s'), $category);
$bookFileName = substr(sprintf(_('Category %s'), $category), 0, 200);
break;
case 'search':
$search = filter_var($_GET['search'], FILTER_SANITIZE_STRING);
$entries = $this->store->search($search, $this->user->getId());
$bookTitle = sprintf(_('All articles for search %s'), $search);
$bookFileName = substr(sprintf(_('Search %s'), $search), 0, 200);
break;
case 'default':
die(_('Uh, there is a problem while generating epub.'));
}
$content_start = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" . "<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:epub=\"http://www.idpf.org/2007/ops\">\n" . "<head>" . "<meta http-equiv=\"Default-Style\" content=\"text/html; charset=utf-8\" />\n" . "<title>wallabag articles book</title>\n" . "</head>\n" . "<body>\n";
$bookEnd = "</body>\n</html>\n";
$log = new Logger("wallabag", TRUE);
$fileDir = CACHE;
$book = new EPub(EPub::BOOK_VERSION_EPUB3, DEBUG_POCHE);
$log->logLine("new EPub()");
$log->logLine("EPub class version: " . EPub::VERSION);
$log->logLine("EPub Req. Zip version: " . EPub::REQ_ZIP_VERSION);
$log->logLine("Zip version: " . Zip::VERSION);
$log->logLine("getCurrentServerURL: " . $book->getCurrentServerURL());
$log->logLine("getCurrentPageURL..: " . $book->getCurrentPageURL());
$book->setTitle(_('wallabag\'s articles'));
$book->setIdentifier("http://{$_SERVER['HTTP_HOST']}", EPub::IDENTIFIER_URI);
// Could also be the ISBN number, prefered for published books, or a UUID.
//$book->setLanguage("en"); // 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->setDescription(_("Some articles saved on my wallabag"));
$book->setAuthor("wallabag", "wallabag");
$book->setPublisher("wallabag", "wallabag");
// I hope this is a non existant address :)
$book->setDate(time());
// Strictly not needed as the book date defaults to time().
//$book->setRights("Copyright and licence information specific for the book."); // As this is generated, this _could_ contain the name or licence information of the user who purchased the book, if needed. If this is used that way, the identifier must also be made unique for the book.
$book->setSourceURL("http://{$_SERVER['HTTP_HOST']}");
$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "wallabag");
$cssData = "body {\n margin-left: .5em;\n margin-right: .5em;\n text-align: justify;\n}\n\np {\n font-family: serif;\n font-size: 10pt;\n text-align: justify;\n text-indent: 1em;\n margin-top: 0px;\n margin-bottom: 1ex;\n}\n\nh1, h2 {\n font-family: sans-serif;\n font-style: italic;\n text-align: center;\n background-color: #6b879c;\n color: white;\n width: 100%;\n}\n\nh1 {\n margin-bottom: 2px;\n}\n\nh2 {\n margin-top: -2px;\n margin-bottom: 2px;\n}\n";
$log->logLine("Add Cover");
$fullTitle = "<h1> " . $bookTitle . "</h1>\n";
$book->setCoverImage("Cover.png", file_get_contents("themes/baggy/img/apple-touch-icon-152.png"), "image/png", $fullTitle);
$cover = $content_start . '<div style="text-align:center;"><p>' . _('Produced by wallabag with PHPePub') . '</p><p>' . _('Please open <a href="https://github.com/wallabag/wallabag/issues" >an issue</a> if you have trouble with the display of this E-Book on your device.') . '</p></div>' . $bookEnd;
//$book->addChapter("Table of Contents", "TOC.xhtml", NULL, false, EPub::EXTERNAL_REF_IGNORE);
$book->addChapter("Notices", "Cover2.html", $cover);
$book->buildTOC();
foreach ($entries as $entry) {
//set tags as subjects
$tags = $this->store->retrieveTagsByEntry($entry['id']);
foreach ($tags as $tag) {
$book->setSubject($tag['value']);
}
$log->logLine("Set up parameters");
$chapter = $content_start . $entry['content'] . $bookEnd;
$book->addChapter($entry['title'], htmlspecialchars($entry['title']) . ".html", $chapter, true, EPub::EXTERNAL_REF_ADD);
$log->logLine("Added chapter " . $entry['title']);
}
if (DEBUG_POCHE) {
$epuplog = $book->getLog();
$book->addChapter("Log", "Log.html", $content_start . $log->getLog() . "\n</pre>" . $bookEnd);
// log generation
}
$book->finalize();
$zipData = $book->sendBook($bookFileName);
}
