[github/wallabag/wallabag.git] / inc / poche / WallabagEBooks.class.php

<?php
/**
 * wallabag, self hostable application allowing you to not miss any content anymore
 *
 * @category   wallabag
 * @author     Nicolas Lœuillet <nicolas@loeuillet.org>
 * @copyright  2013
 * @license    http://opensource.org/licenses/MIT see COPYING file
 */

class WallabagEBooks
{
	protected $wallabag;
    protected $method;
    protected $value;
    protected $entries;
    protected $bookTitle;
    protected $bookFileName;

    public function __construct(Poche $wallabag, $method, $value)
    {
        $this->wallabag = $wallabag;
        $this->method   = $method;
        $this->value    = $value;
    }

    public function prepareData()
    {
        switch ($this->method) {
            case 'id':
                $entryID = filter_var($this->value, FILTER_SANITIZE_NUMBER_INT);
                $entry = $this->wallabag->store->retrieveOneById($entryID, $this->wallabag->user->getId());
                $this->entries = array($entry);
                $this->bookTitle = $entry['title'];
                $this->bookFileName = substr($this->bookTitle, 0, 200);
                break;
            case 'all':
                $this->entries = $this->wallabag->store->retrieveAll($this->wallabag->user->getId());
                $this->bookTitle = sprintf(_('All my articles on %s'), date(_('d.m.y'))); #translatable because each country has it's own date format system
                $this->bookFileName = _('Allarticles') . date(_('dmY'));
                break;
            case 'tag':
                $tag = filter_var($this->value, FILTER_SANITIZE_STRING);
                $tags_id = $this->wallabag->store->retrieveAllTags($this->wallabag->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.
                $this->entries = $this->wallabag->store->retrieveEntriesByTag($tag_id, $this->wallabag->user->getId());
                $this->bookTitle = sprintf(_('Articles tagged %s'), $tag);
                $this->bookFileName = substr(sprintf(_('Tag %s'), $tag), 0, 200);
                break;
            case 'category':
                $category = filter_var($this->value, FILTER_SANITIZE_STRING);
                $this->entries = $this->wallabag->store->getEntriesByView($category, $this->wallabag->user->getId());
                $this->bookTitle = sprintf(_('All articles in category %s'), $category);
                $this->bookFileName = substr(sprintf(_('Category %s'), $category), 0, 200);
                break;
            case 'search':
                $search = filter_var($this->value, FILTER_SANITIZE_STRING);
                Tools::logm($search);
                $this->entries = $this->wallabag->store->search($search, $this->wallabag->user->getId());
                $this->bookTitle = sprintf(_('All articles for search %s'), $search);
                $this->bookFileName = substr(sprintf(_('Search %s'), $search), 0, 200);
                break;
            case 'default':
                die(_('Uh, there is a problem while generating epub.'));
        }
    }
}

class WallabagEpub extends WallabagEBooks
{
    /**
     * handle ePub
     */
    public function produceEpub()
    {
        $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());

        $book->setTitle($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("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> " . $this->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 ($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
        }
        $book->finalize();
        $zipData = $book->sendBook($this->bookFileName);
    }
} 

class WallabagMobi extends WallabagEBooks
{
	/**
	* MOBI Class
	* @author Sander Kromwijk
	*/

    private $_kindle_email;

	public function produceMobi($sendByMail = FALSE)
	{

        $mobi = new MOBI();
        $content = new MOBIFile();

        $messages = new Messages(); // for later
            
        $content->set("title", $this->bookTitle);
        $content->set("author", "wallabag");
        $content->set("subject", $this->bookTitle);

        # introduction
        $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>');
        $content->appendImage(imagecreatefrompng("themes/baggy/img/apple-touch-icon-152.png"));
        $content->appendPageBreak();

        foreach ($this->entries as $item) {
            $content->appendChapterTitle($item['title']);
            $content->appendParagraph($item['content']);
            $content->appendPageBreak();
        }
        $mobi->setContentProvider($content);

        if (!$sendByMail) {
            // we offer file to download
            $mobi->download($this->bookFileName.'.mobi');
        }
        else {
            // we send file to kindle

            $char_in = array('/', '.', ',', ':', '|'); # we sanitize filename to avoid conflicts with special characters (for instance, / goes for a directory)
            $mobiExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName)) . '.mobi';
            
            $file = 'cache/' . $mobiExportName;
            $mobi->save($file);

            $file_size = filesize($file);
            $filename = basename($file);
            $handle = fopen($file, "r");
            $content = fread($handle, $file_size);
            fclose($handle);
            $content = chunk_split(base64_encode($content));

            $uid = md5(uniqid(time())); 

            //generate header for mail
            $header  = "From: wallabag <". $this->wallabag->user->email .">\r\n";        
            $header .= "MIME-Version: 1.0\r\n";
            $header .= "Content-Type: multipart/mixed; boundary=\"".$uid."\"\r\n\r\n";
            $header .= "This is a multi-part message in MIME format.\r\n";
            $header .= "--".$uid."\r\n";
            $header .= "Content-type:text/plain; charset=iso-8859-1\r\n";
            $header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
            $header .= "send via wallabag\r\n\r\n";
            $header .= "--".$uid."\r\n";
            $header .= "Content-Type: application/x-mobipocket-ebook; name=\"".$filename."\"\r\n";
            $header .= "Content-Transfer-Encoding: base64\r\n";
            $header .= "Content-Disposition: attachment; filename=\"".$filename."\"\r\n\r\n";
            $header .= $content."\r\n\r\n";
            $header .= "--".$uid."--";

            # trying to get the kindle email adress
            if ($this->wallabag->user->getConfigValue('kindleemail')) 
            {
                #do a try...exeption here
                mail( $this->wallabag->user->getConfigValue('kindleemail'), '[wallabag] ' . $this->bookTitle, "", $header );
                $messages->add('s', _('The email has been sent to your kindle !'));
            }
            else
            {
                $messages->add('e', _('You didn\'t set your kindle\'s email adress !'));
            }
        }
    }
}

class WallabagPDF extends WallabagEbooks
{
	public function producePDF()
	{
		$mpdf = new mPDF('c'); 

        # intro

        $html = '<h1>' . $this->bookTitle . '<bookmark content="Cover" /></h1><div style="text-align:center;" >
        <p>' . _('Produced by wallabag with mPDF') . '</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>
        <img src="themes/baggy/img/apple-touch-icon-152.png" /></div>';
        $html .= '<pagebreak type="next-odd" />';
        $i = 1;

        foreach ($this->entries as $item) {
            $html .= '<h1>' . $item['title'] . '<bookmark content="' . $item['title'] . '" /></h1>';
            $html .= '<indexentry content="'. $item['title'] .'" />';
            $html .= $item['content'];
            $html .= '<pagebreak type="next-odd" />';
            $i = $i+1;
        }


        # headers
        $mpdf->SetHeader('{DATE j-m-Y}|{PAGENO}/{nb}|Produced with wallabag');
        $mpdf->SetFooter('{PAGENO}');
		
        $mpdf->WriteHTML($html);

        # remove characters that make mpdf bug
        $char_in = array('/', '.', ',', ':', '|');
        $pdfExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName . '.pdf'));

        # index
        $html = '<h2>Index<bookmark content="Index" /></h2>
        <indexinsert cols="2" offset="5" usedivletters="on" div-font-size="15" gap="5" font="Trebuchet" div-font="sans-serif" links="on" />
        ';

        $mpdf->WriteHTML($html);
		
        $mpdf->Output('cache/' . $pdfExportName);
		
        header('Content-Disposition: attachment; filename="' . $pdfExportName . '"');

        header('Content-Transfer-Encoding: base64');
        header('Content-Type: application/pdf');
        echo file_get_contents('cache/' . $pdfExportName);

        //exit;
	}
}
Commit	Line	Data
2f26729c NL	1	<?php
	2	/**
	3	* wallabag, self hostable application allowing you to not miss any content anymore
	4	*
	5	* @category wallabag
	6	* @author Nicolas Lœuillet <nicolas@loeuillet.org>
	7	* @copyright 2013
	8	* @license http://opensource.org/licenses/MIT see COPYING file
	9	*/
	10
4188f38a	11	class WallabagEBooks
2f26729c	12	{
4188f38a	13	protected $wallabag;
2f26729c	14	protected $method;
2f26729c	15	protected $value;
4188f38a	16	protected $entries;
	17	protected $bookTitle;
	18	protected $bookFileName;
2f26729c	19
2b58426b	20	public function __construct(Poche $wallabag, $method, $value)
2f26729c NL	21	{
	22	$this->wallabag = $wallabag;
	23	$this->method = $method;
2f26729c NL	24	$this->value = $value;
	25	}
	26
4188f38a	27	public function prepareData()
2f26729c NL	28	{
	29	switch ($this->method) {
	30	case 'id':
2b58426b	31	$entryID = filter_var($this->value, FILTER_SANITIZE_NUMBER_INT);
2f26729c	32	$entry = $this->wallabag->store->retrieveOneById($entryID, $this->wallabag->user->getId());
fb9df0c2	33	$this->entries = array($entry);
	34	$this->bookTitle = $entry['title'];
	35	$this->bookFileName = substr($this->bookTitle, 0, 200);
2f26729c NL	36	break;
2f26729c NL	37	case 'all':
fb9df0c2	38	$this->entries = $this->wallabag->store->retrieveAll($this->wallabag->user->getId());
deab6280	39	$this->bookTitle = sprintf(_('All my articles on %s'), date(_('d.m.y'))); #translatable because each country has it's own date format system
fb9df0c2	40	$this->bookFileName = _('Allarticles') . date(_('dmY'));
2f26729c NL	41	break;
	42	case 'tag':
	43	$tag = filter_var($this->value, FILTER_SANITIZE_STRING);
	44	$tags_id = $this->wallabag->store->retrieveAllTags($this->wallabag->user->getId(), $tag);
	45	$tag_id = $tags_id[0]["id"]; // we take the first result, which is supposed to match perfectly. There must be a workaround.
fb9df0c2	46	$this->entries = $this->wallabag->store->retrieveEntriesByTag($tag_id, $this->wallabag->user->getId());
	47	$this->bookTitle = sprintf(_('Articles tagged %s'), $tag);
	48	$this->bookFileName = substr(sprintf(_('Tag %s'), $tag), 0, 200);
2f26729c NL	49	break;
	50	case 'category':
	51	$category = filter_var($this->value, FILTER_SANITIZE_STRING);
fb9df0c2	52	$this->entries = $this->wallabag->store->getEntriesByView($category, $this->wallabag->user->getId());
	53	$this->bookTitle = sprintf(_('All articles in category %s'), $category);
	54	$this->bookFileName = substr(sprintf(_('Category %s'), $category), 0, 200);
2f26729c NL	55	break;
	56	case 'search':
	57	$search = filter_var($this->value, FILTER_SANITIZE_STRING);
fb9df0c2	58	Tools::logm($search);
	59	$this->entries = $this->wallabag->store->search($search, $this->wallabag->user->getId());
	60	$this->bookTitle = sprintf(_('All articles for search %s'), $search);
	61	$this->bookFileName = substr(sprintf(_('Search %s'), $search), 0, 200);
2f26729c NL	62	break;
	63	case 'default':
	64	die(_('Uh, there is a problem while generating epub.'));
	65	}
4188f38a	66	}
4188f38a	67	}
2f26729c	68
4188f38a	69	class WallabagEpub extends WallabagEBooks
	70	{
	71	/**
	72	* handle ePub
	73	*/
	74	public function produceEpub()
	75	{
2f26729c NL	76	$content_start =
	77	"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
	78	. "<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:epub=\"http://www.idpf.org/2007/ops\">\n"
	79	. "<head>"
	80	. "<meta http-equiv=\"Default-Style\" content=\"text/html; charset=utf-8\" />\n"
	81	. "<title>wallabag articles book</title>\n"
	82	. "</head>\n"
	83	. "<body>\n";
	84
	85	$bookEnd = "</body>\n</html>\n";
	86
	87	$log = new Logger("wallabag", TRUE);
	88	$fileDir = CACHE;
	89
	90	$book = new EPub(EPub::BOOK_VERSION_EPUB3, DEBUG_POCHE);
	91	$log->logLine("new EPub()");
	92	$log->logLine("EPub class version: " . EPub::VERSION);
	93	$log->logLine("EPub Req. Zip version: " . EPub::REQ_ZIP_VERSION);
	94	$log->logLine("Zip version: " . Zip::VERSION);
	95	$log->logLine("getCurrentServerURL: " . $book->getCurrentServerURL());
	96	$log->logLine("getCurrentPageURL..: " . $book->getCurrentPageURL());
	97
fb9df0c2	98	$book->setTitle($this->bookTitle);
2f26729c NL	99	$book->setIdentifier("http://$_SERVER[HTTP_HOST]", EPub::IDENTIFIER_URI); // Could also be the ISBN number, prefered for published books, or a UUID.
	100	//$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.
	101	$book->setDescription(_("Some articles saved on my wallabag"));
	102	$book->setAuthor("wallabag", "wallabag");
	103	$book->setPublisher("wallabag", "wallabag"); // I hope this is a non existant address :)
	104	$book->setDate(time()); // Strictly not needed as the book date defaults to time().
	105	//$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.
	106	$book->setSourceURL("http://$_SERVER[HTTP_HOST]");
	107
	108	$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
	109	$book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "wallabag");
	110
	111	$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";
	112
	113	$log->logLine("Add Cover");
	114
fb9df0c2	115	$fullTitle = "<h1> " . $this->bookTitle . "</h1>\n";
2f26729c NL	116
	117	$book->setCoverImage("Cover.png", file_get_contents("themes/baggy/img/apple-touch-icon-152.png"), "image/png", $fullTitle);
	118
	119	$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>' . $bookEnd;
	120
	121	//$book->addChapter("Table of Contents", "TOC.xhtml", NULL, false, EPub::EXTERNAL_REF_IGNORE);
	122	$book->addChapter("Notices", "Cover2.html", $cover);
	123
	124	$book->buildTOC();
	125
fb9df0c2	126	foreach ($this->entries as $entry) { //set tags as subjects
2f26729c NL	127	$tags = $this->wallabag->store->retrieveTagsByEntry($entry['id']);
	128	foreach ($tags as $tag) {
	129	$book->setSubject($tag['value']);
	130	}
	131
	132	$log->logLine("Set up parameters");
	133
	134	$chapter = $content_start . $entry['content'] . $bookEnd;
	135	$book->addChapter($entry['title'], htmlspecialchars($entry['title']) . ".html", $chapter, true, EPub::EXTERNAL_REF_ADD);
	136	$log->logLine("Added chapter " . $entry['title']);
	137	}
	138
	139	if (DEBUG_POCHE) {
	140	$book->addChapter("Log", "Log.html", $content_start . $log->getLog() . "\n</pre>" . $bookEnd); // log generation
	141	}
	142	$book->finalize();
fb9df0c2	143	$zipData = $book->sendBook($this->bookFileName);
2f26729c	144	}
4188f38a	145	}
	146
	147	class WallabagMobi extends WallabagEBooks
	148	{
	149	/**
fb9df0c2	150	* MOBI Class
fb9df0c2	151	* @author Sander Kromwijk
4188f38a	152	*/
4188f38a	153
dc59f164	154	private $_kindle_email;
	155
	156	public function produceMobi($sendByMail = FALSE)
4188f38a	157	{
4188f38a	158
fb9df0c2	159	$mobi = new MOBI();
fb9df0c2	160	$content = new MOBIFile();
dc59f164	161
dc59f164	162	$messages = new Messages(); // for later
fb9df0c2	163
	164	$content->set("title", $this->bookTitle);
	165	$content->set("author", "wallabag");
deab6280	166	$content->set("subject", $this->bookTitle);
fb9df0c2	167
fb9df0c2	168	# introduction
deab6280	169	$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>');
fb9df0c2	170	$content->appendImage(imagecreatefrompng("themes/baggy/img/apple-touch-icon-152.png"));
	171	$content->appendPageBreak();
	172
	173	foreach ($this->entries as $item) {
	174	$content->appendChapterTitle($item['title']);
	175	$content->appendParagraph($item['content']);
	176	$content->appendPageBreak();
4188f38a	177	}
fb9df0c2	178	$mobi->setContentProvider($content);
4188f38a	179
dc59f164	180	if (!$sendByMail) {
	181	// we offer file to download
	182	$mobi->download($this->bookFileName.'.mobi');
	183	}
	184	else {
	185	// we send file to kindle
	186
	187	$char_in = array('/', '.', ',', ':', '\|'); # we sanitize filename to avoid conflicts with special characters (for instance, / goes for a directory)
d49446ff	188	$mobiExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName)) . '.mobi';
dc59f164	189
	190	$file = 'cache/' . $mobiExportName;
	191	$mobi->save($file);
	192
	193	$file_size = filesize($file);
	194	$filename = basename($file);
	195	$handle = fopen($file, "r");
	196	$content = fread($handle, $file_size);
	197	fclose($handle);
	198	$content = chunk_split(base64_encode($content));
	199
	200	$uid = md5(uniqid(time()));
	201
	202	//generate header for mail
	203	$header = "From: wallabag <". $this->wallabag->user->email .">\r\n";
	204	$header .= "MIME-Version: 1.0\r\n";
	205	$header .= "Content-Type: multipart/mixed; boundary=\"".$uid."\"\r\n\r\n";
	206	$header .= "This is a multi-part message in MIME format.\r\n";
	207	$header .= "--".$uid."\r\n";
	208	$header .= "Content-type:text/plain; charset=iso-8859-1\r\n";
	209	$header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
	210	$header .= "send via wallabag\r\n\r\n";
	211	$header .= "--".$uid."\r\n";
	212	$header .= "Content-Type: application/x-mobipocket-ebook; name=\"".$filename."\"\r\n";
	213	$header .= "Content-Transfer-Encoding: base64\r\n";
	214	$header .= "Content-Disposition: attachment; filename=\"".$filename."\"\r\n\r\n";
	215	$header .= $content."\r\n\r\n";
	216	$header .= "--".$uid."--";
	217
	218	# trying to get the kindle email adress
	219	if ($this->wallabag->user->getConfigValue('kindleemail'))
	220	{
	221	#do a try...exeption here
	222	mail( $this->wallabag->user->getConfigValue('kindleemail'), '[wallabag] ' . $this->bookTitle, "", $header );
	223	$messages->add('s', _('The email has been sent to your kindle !'));
	224	}
	225	else
	226	{
	227	$messages->add('e', _('You didn\'t set your kindle\'s email adress !'));
	228	}
	229	}
fb9df0c2	230	}
4188f38a	231	}
	232
	233	class WallabagPDF extends WallabagEbooks
	234	{
	235	public function producePDF()
	236	{
	237	$mpdf = new mPDF('c');
	238
fb9df0c2	239	# intro
fb9df0c2	240
deab6280	241	$html = '<h1>' . $this->bookTitle . '<bookmark content="Cover" /></h1><div style="text-align:center;" >
	242	<p>' . _('Produced by wallabag with mPDF') . '</p>
	243	<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>
	244	<img src="themes/baggy/img/apple-touch-icon-152.png" /></div>';
	245	$html .= '<pagebreak type="next-odd" />';
	246	$i = 1;
fb9df0c2	247
fb9df0c2	248	foreach ($this->entries as $item) {
deab6280	249	$html .= '<h1>' . $item['title'] . '<bookmark content="' . $item['title'] . '" /></h1>';
fb9df0c2	250	$html .= '<indexentry content="'. $item['title'] .'" />';
fb9df0c2	251	$html .= $item['content'];
deab6280	252	$html .= '<pagebreak type="next-odd" />';
deab6280	253	$i = $i+1;
fb9df0c2	254	}
fb9df0c2	255
fb9df0c2	256
	257	# headers
	258	$mpdf->SetHeader('{DATE j-m-Y}\|{PAGENO}/{nb}\|Produced with wallabag');
	259	$mpdf->SetFooter('{PAGENO}');
	260
	261	$mpdf->WriteHTML($html);
	262
	263	# remove characters that make mpdf bug
	264	$char_in = array('/', '.', ',', ':', '\|');
	265	$pdfExportName = preg_replace('/\s+/', '-', str_replace($char_in, '-', $this->bookFileName . '.pdf'));
deab6280	266
	267	# index
	268	$html = '<h2>Index<bookmark content="Index" /></h2>
	269	<indexinsert cols="2" offset="5" usedivletters="on" div-font-size="15" gap="5" font="Trebuchet" div-font="sans-serif" links="on" />
	270	';
	271
	272	$mpdf->WriteHTML($html);
fb9df0c2	273
	274	$mpdf->Output('cache/' . $pdfExportName);
	275
	276	header('Content-Disposition: attachment; filename="' . $pdfExportName . '"');
	277
	278	header('Content-Transfer-Encoding: base64');
	279	header('Content-Type: application/pdf');
	280	echo file_get_contents('cache/' . $pdfExportName);
	281
	282	//exit;
4188f38a	283	}
4188f38a	284	}