mirror of
https://github.com/wallabag/wallabag.git
synced 2024-12-02 05:51:20 +00:00
314 lines
No EOL
14 KiB
PHP
314 lines
No EOL
14 KiB
PHP
<?php
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/**
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* wallabag, self hostable application allowing you to not miss any content anymore
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*
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* @category wallabag
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* @author Nicolas Lœuillet <nicolas@loeuillet.org>
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* @copyright 2013
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* @license http://opensource.org/licenses/MIT see COPYING file
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*/
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class WallabagEBooks
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{
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protected $wallabag;
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protected $method;
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protected $value;
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protected $entries;
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protected $bookTitle;
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protected $bookFileName;
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protected $author = 'wallabag';
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public function __construct(Poche $wallabag, $method, $value)
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{
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$this->wallabag = $wallabag;
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$this->method = $method;
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$this->value = $value;
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}
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public function prepareData()
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{
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switch ($this->method) {
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case 'id':
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$entryID = filter_var($this->value, FILTER_SANITIZE_NUMBER_INT);
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$entry = $this->wallabag->store->retrieveOneById($entryID, $this->wallabag->user->getId());
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$this->entries = array($entry);
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$this->bookTitle = $entry['title'];
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$this->bookFileName = substr($this->bookTitle, 0, 200);
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$this->author = preg_replace('#^w{3}.#', '', Tools::getdomain($entry["url"])); # if only one article, set author to domain name (we strip the eventual www part)
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Tools::logm('Producing ebook from article ' . $this->bookTitle);
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break;
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case 'all':
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$this->entries = $this->wallabag->store->retrieveAll($this->wallabag->user->getId());
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$this->bookTitle = sprintf(_('All my articles on %s'), date(_('d.m.y'))); #translatable because each country has it's own date format system
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$this->bookFileName = _('Allarticles') . date(_('dmY'));
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Tools::logm('Producing ebook from all articles');
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break;
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case 'tag':
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$tag = filter_var($this->value, FILTER_SANITIZE_STRING);
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$tags_id = $this->wallabag->store->retrieveAllTags($this->wallabag->user->getId(), $tag);
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$tag_id = $tags_id[0]["id"]; // we take the first result, which is supposed to match perfectly. There must be a workaround.
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$this->entries = $this->wallabag->store->retrieveEntriesByTag($tag_id, $this->wallabag->user->getId());
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$this->bookTitle = sprintf(_('Articles tagged %s'), $tag);
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$this->bookFileName = substr(sprintf(_('Tag %s'), $tag), 0, 200);
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Tools::logm('Producing ebook from tag ' . $tag);
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break;
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case 'category':
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$category = filter_var($this->value, FILTER_SANITIZE_STRING);
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$this->entries = $this->wallabag->store->getEntriesByView($category, $this->wallabag->user->getId());
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$this->bookTitle = sprintf(_('All articles in category %s'), $category);
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$this->bookFileName = substr(sprintf(_('Category %s'), $category), 0, 200);
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Tools::logm('Producing ebook from category ' . $category);
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break;
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case 'search':
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$search = filter_var($this->value, FILTER_SANITIZE_STRING);
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Tools::logm($search);
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$this->entries = $this->wallabag->store->search($search, $this->wallabag->user->getId());
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$this->bookTitle = sprintf(_('All articles for search %s'), $search);
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$this->bookFileName = substr(sprintf(_('Search %s'), $search), 0, 200);
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Tools::logm('Producing ebook from search ' . $search);
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break;
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case 'default':
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die(_('Uh, there is a problem while generating eBook.'));
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}
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}
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}
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class WallabagEpub extends WallabagEBooks
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{
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/**
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* handle ePub
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*/
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public function produceEpub()
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{
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Tools::logm('Starting to produce ePub 3 file');
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$content_start =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
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. "<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:epub=\"http://www.idpf.org/2007/ops\">\n"
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. "<head>"
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. "<meta http-equiv=\"Default-Style\" content=\"text/html; charset=utf-8\" />\n"
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. "<title>" . _("wallabag articles book") . "</title>\n"
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. "</head>\n"
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. "<body>\n";
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$bookEnd = "</body>\n</html>\n";
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$log = new Logger("wallabag", TRUE);
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$fileDir = CACHE;
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$book = new EPub(EPub::BOOK_VERSION_EPUB3, DEBUG_POCHE);
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$log->logLine("new EPub()");
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$log->logLine("EPub class version: " . EPub::VERSION);
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$log->logLine("EPub Req. Zip version: " . EPub::REQ_ZIP_VERSION);
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$log->logLine("Zip version: " . Zip::VERSION);
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$log->logLine("getCurrentServerURL: " . $book->getCurrentServerURL());
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$log->logLine("getCurrentPageURL..: " . $book->getCurrentPageURL());
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Tools::logm('Filling metadata for ePub...');
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$book->setTitle($this->bookTitle);
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$book->setIdentifier("http://$_SERVER[HTTP_HOST]", EPub::IDENTIFIER_URI); // Could also be the ISBN number, prefered for published books, or a UUID.
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//$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.
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$book->setDescription(_("Some articles saved on my wallabag"));
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$book->setAuthor($this->author,$this->author);
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$book->setPublisher("wallabag", "wallabag"); // I hope this is a non existant address :)
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$book->setDate(time()); // Strictly not needed as the book date defaults to time().
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//$book->setRights("Copyright and licence information specific for the book."); // As this is generated, this _could_ contain the name or licence information of the user who purchased the book, if needed. If this is used that way, the identifier must also be made unique for the book.
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$book->setSourceURL("http://$_SERVER[HTTP_HOST]");
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$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
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$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "wallabag");
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$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";
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$log->logLine("Add Cover");
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$fullTitle = "<h1> " . $this->bookTitle . "</h1>\n";
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$book->setCoverImage("Cover.png", file_get_contents("themes/baggy/img/apple-touch-icon-152.png"), "image/png", $fullTitle);
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$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>' . $bookEnd;
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//$book->addChapter("Table of Contents", "TOC.xhtml", NULL, false, EPub::EXTERNAL_REF_IGNORE);
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$book->addChapter("Notices", "Cover2.html", $cover);
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$book->buildTOC();
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Tools::logm('Adding actual content...');
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foreach ($this->entries as $entry) { //set tags as subjects
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$tags = $this->wallabag->store->retrieveTagsByEntry($entry['id']);
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foreach ($tags as $tag) {
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$book->setSubject($tag['value']);
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}
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$log->logLine("Set up parameters");
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$chapter = $content_start . $entry['content'] . $bookEnd;
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$book->addChapter($entry['title'], htmlspecialchars($entry['title']) . ".html", $chapter, true, EPub::EXTERNAL_REF_ADD);
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$log->logLine("Added chapter " . $entry['title']);
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}
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if (DEBUG_POCHE) {
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$book->addChapter("Log", "Log.html", $content_start . $log->getLog() . "\n</pre>" . $bookEnd); // log generation
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Tools::logm('Production log available in produced file');
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}
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$book->finalize();
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$zipData = $book->sendBook($this->bookFileName);
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Tools::logm('Ebook produced');
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}
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}
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class WallabagMobi extends WallabagEBooks
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{
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/**
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* MOBI Class
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* @author Sander Kromwijk
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*/
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public function produceMobi($sendByMail = FALSE)
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{
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Tools::logm('Starting to produce Mobi file');
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$mobi = new MOBI();
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$content = new MOBIFile();
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$messages = new Messages(); // for later
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Tools::logm('Filling metadata for Mobi...');
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$content->set("title", $this->bookTitle);
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$content->set("author", $this->author);
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$content->set("subject", $this->bookTitle);
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# introduction
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$content->appendParagraph('<div style="text-align:center;" ><p>' . _('Produced by wallabag with PHPMobi') . '</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>');
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$content->appendImage(imagecreatefrompng("themes/baggy/img/apple-touch-icon-152.png"));
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$content->appendPageBreak();
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Tools::logm('Adding actual content...');
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foreach ($this->entries as $item) {
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$content->appendChapterTitle($item['title']);
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$content->appendParagraph($item['content']);
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$content->appendPageBreak();
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}
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$mobi->setContentProvider($content);
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if (!$sendByMail) {
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// we offer file to download
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$mobi->download($this->bookFileName.'.mobi');
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Tools::logm('Mobi file produced');
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}
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else {
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// we send file to kindle
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Tools::logm('Preparing to send file by email');
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$error = FALSE;
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# testing Mail function
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if (!function_exists('mail')) {
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$error = _('Mail function is unavailable');
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}
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$char_in = array('/', '.', ',', ':', '|'); # we sanitize filename to avoid conflicts with special characters (for instance, / goes for a directory)
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$mobiExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName)) . '.mobi';
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$file = 'cache/' . $mobiExportName;
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$mobi->save($file);
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$file_size = filesize($file);
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$filename = basename($file);
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$handle = fopen($file, "r");
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$content = fread($handle, $file_size);
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fclose($handle);
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$content = chunk_split(base64_encode($content));
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$uid = md5(uniqid(time()));
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//generate header for mail
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$header = "From: wallabag <". $this->wallabag->user->email .">\r\n";
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$header .= "MIME-Version: 1.0\r\n";
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$header .= "Content-Type: multipart/mixed; boundary=\"".$uid."\"\r\n\r\n";
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$header .= "This is a multi-part message in MIME format.\r\n";
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$header .= "--".$uid."\r\n";
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$header .= "Content-type:text/plain; charset=iso-8859-1\r\n";
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$header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
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$header .= "send via wallabag\r\n\r\n";
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$header .= "--".$uid."\r\n";
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$header .= "Content-Type: application/x-mobipocket-ebook; name=\"".$filename."\"\r\n";
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$header .= "Content-Transfer-Encoding: base64\r\n";
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$header .= "Content-Disposition: attachment; filename=\"".$filename."\"\r\n\r\n";
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$header .= $content."\r\n\r\n";
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$header .= "--".$uid."--";
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# trying to get the kindle email adress
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if (!$this->wallabag->user->getConfigValue('kindleemail'))
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{
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$error = _('You didn\'t set your kindle\'s email adress !');
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}
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if (!$error) {
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mail($this->wallabag->user->getConfigValue('kindleemail'), '[wallabag] ' . $this->bookTitle, "", $header );
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$messages->add('s', _('The email has been sent to your kindle !'));
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Tools::logm('Email sent');
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} else {
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$messages->add('e', $error);
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Tools::logm($error);
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}
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}
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}
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}
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class WallabagPDF extends WallabagEbooks
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{
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public function producePDF()
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{
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$mpdf = new mPDF('c');
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Tools::logm('Starting to produce PDF file');
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Tools::logm('Filling metadata for PDF...');
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# headers
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$mpdf->SetHeader('{DATE j-m-Y}|{PAGENO}/{nb}|Produced with wallabag');
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$mpdf->SetFooter('{PAGENO}');
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# intro
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$html = '<h1>' . $this->bookTitle . '<bookmark content="Cover" /></h1><div style="text-align:center;" >
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<p>' . _('Produced by wallabag with mPDF') . '</p>
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<p>'. _('Please open <a href="https://github.com/wallabag/wallabag/issues" >an issue</a> if you have trouble with the display of this E-Book on your device.') . '</p>
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<img src="themes/baggy/img/apple-touch-icon-152.png" /></div>';
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$html .= '<pagebreak type="next-odd" />';
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$i = 1;
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Tools::logm('Adding actual content...');
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foreach ($this->entries as $item) {
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$html .= '<h1>' . $item['title'] . '<bookmark content="' . $item['title'] . '" /></h1>';
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$html .= '<indexentry content="'. $item['title'] .'" />';
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$html .= $item['content'];
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$html .= '<pagebreak type="next-odd" />';
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$i = $i+1;
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}
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$mpdf->WriteHTML($html);
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# remove characters that make mpdf bug
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$char_in = array('/', '.', ',', ':', '|');
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$pdfExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName . '.pdf')); # maybe someone can make a proper regex of this ?
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# index
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$html = '<h2>Index<bookmark content="Index" /></h2>
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<indexinsert cols="2" offset="5" usedivletters="on" div-font-size="15" gap="5" font="Trebuchet" div-font="sans-serif" links="on" />
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';
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$mpdf->WriteHTML($html);
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$mpdf->Output('cache/' . $pdfExportName);
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header('Content-Disposition: attachment; filename="' . $pdfExportName . '"');
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header('Content-Transfer-Encoding: base64');
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header('Content-Type: application/pdf');
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echo file_get_contents('cache/' . $pdfExportName);
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Tools::logm('PDF file produced');
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}
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} |