<?php

$outputVar = new stdClass();

if(!isset($isSingle)){

$isSingle = isset($_GET["singlepost"]);

}

try{

if($isSingle && !isset($pageIDs)){//guess I don't know enough about PHP to understand why this page thinks its in a different location in relation to wp-config depending on how its called... but somehow always knows how to get tcpdf

require_once("../../../wp-config.php");

}else{

//require_once("../wp-config.php");

}

require_once('tcpdf/tcpdf.php');

} catch (Exception $e) {

$outputVar->status = "problem loading wp-config or TCPDF library.";

die(json_encode($outputVar));

}

kalinsPDF_createPDFDir();

global $wpdb, $post;

if($isSingle){

$oOptions = kalins_pdf_get_options(KALINS_PDF_ADMIN_OPTIONS_NAME);

if(!isset($pageIDs)){

$pageIDs = $_GET["singlepost"];

}

$singleID = substr($pageIDs, 3);

$pdfDir = KALINS_PDF_SINGLES_DIR;

$pdfURL = KALINS_PDF_SINGLES_URL;

if($oOptions->filenameByTitle){

$singlePost = "";

if(substr($pageIDs, 0, 2) == "po"){

$singlePost = get_post($singleID);

}else{

$singlePost = get_page($singleID);

}

$filename = $singlePost->post_name;

}else{

$filename = $singleID;

}

if(file_exists($pdfDir .$filename .".pdf")){//if the file already exists, simply redirect to that file and we're done

if(!isset($skipReturn)){

header("Location: " .$pdfURL .$filename .".pdf");

}

die();

}else{

$outputVar->fileName = $filename .".pdf";

$outputVar->date = date("Y-m-d H:i:s", time());

$oOptions->autoPageBreak = true;

$includeTOC = false;//singles don't get no Table of contents

}

}else{

try{

$pdfDir = KALINS_PDF_DIR;

$request_body = json_decode(trim(file_get_contents('php://input')));

$oOptions = $request_body->oOptions;

//save this

$templates = kalins_pdf_get_options( KALINS_PDF_TOOL_TEMPLATE_OPTIONS_NAME );

$templates->sCurTemplate = $oOptions->templateName;

update_option(KALINS_PDF_TOOL_TEMPLATE_OPTIONS_NAME, $templates);

//$pageIDs are sent on the request instead of the oOptions object because they are not saved to the database

$pageIDs = $request_body->pageIDs;

$includeTOC = $oOptions->includeTOC;

if($oOptions->filename != ""){

$filename = kalins_pdf_global_shortcode_replace($oOptions->filename);//&#039;

$filename = str_replace("&#039;", "", $filename);//remove all apostrophes from filename

$filename = str_replace("\'", "", $filename);

}else{

//if user did not enter a filename, we use the current timestamp as a filename (mostly just to streamline testing)

$filename = time();

}

} catch (Exception $e) {

$outputVar->status = "problem setting options. Be sure the text you have entered is compatible or try resetting to defaults.";

die(json_encode($outputVar));

}

$outputVar->aFiles = array();

function processFileType($fileType, $filename, $outputVar, $pdfDir){

}

if($oOptions->bCreateHTML){

processFileType(".html", $filename, $outputVar, $pdfDir);

}

if($oOptions->bCreatePDF){

processFileType(".pdf", $filename, $outputVar, $pdfDir);

}

if($oOptions->bCreateTXT){

processFileType(".txt", $filename, $outputVar, $pdfDir);

}

}

//these are properties from our $oOptions object that are used more than twice AND are handled the same for both

//single and multi. Properties used <3 times are just grabbed on the fly from $oOptions

$titlePage = $oOptions->titlePage;

$finalPage = $oOptions->finalPage;

$headerTitle = $oOptions->headerTitle;

$headerSub = $oOptions->headerSub;

$fontSize = $oOptions->fontSize;

$result = array ();

try{

$pageArr = explode(",", $pageIDs);

$le = count($pageArr);

for($i = 0; $i < $le; $i++){

if(substr($pageArr[$i], 0, 2) == "po"){

array_push($result, get_post(substr($pageArr[$i], 3)));

}else{

array_push($result, get_page(substr($pageArr[$i], 3)));

}

}

} catch (Exception $e) {

$outputVar->status = "problem getting pages and posts.";

die(json_encode($outputVar));

}

try{

// create new PDF document

$objTcpdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true);

// set document information

$objTcpdf->SetCreator(PDF_CREATOR);

$theSubTitle = "";

$theTitle = "";

if($isSingle){

$theTitle = htmlspecialchars_decode(kalins_pdf_page_shortcode_replace($headerTitle, $result[0]));

$theTitle = str_replace("&#039;", "'", $theTitle);//manually replace apostrophes (htmlspecialchars_decode didn't work for that one)

$theSubTitle = htmlspecialchars_decode(kalins_pdf_page_shortcode_replace($headerSub, $result[0]));

$theSubTitle = str_replace("&#039;", "'", $theSubTitle);

$objTcpdf->SetTitle( $theTitle );// set default header data

$objTcpdf->SetHeaderData(null, null, $theTitle, $theSubTitle);

}else{

$theTitle = htmlspecialchars_decode(kalins_pdf_global_shortcode_replace($headerTitle));

$theTitle = str_replace("&#039;", "'", $theTitle);//manually replace apostrophes

$theSubTitle = htmlspecialchars_decode(kalins_pdf_global_shortcode_replace($headerSub));

$theSubTitle = str_replace("&#039;", "'", $theSubTitle);

$objTcpdf->SetTitle( $theTitle );// set default header data

$objTcpdf->SetHeaderData(null, null, $theTitle, $theSubTitle );

}

// set header and footer fonts

$objTcpdf->setHeaderFont(Array('Times', '', PDF_FONT_SIZE_MAIN));

$objTcpdf->setFooterFont(Array('Times', '', PDF_FONT_SIZE_DATA));

//set margins

$objTcpdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);

$objTcpdf->SetHeaderMargin(PDF_MARGIN_HEADER);

$objTcpdf->SetFooterMargin(PDF_MARGIN_FOOTER);

//set auto page breaks

$objTcpdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);

//set image scale factor

$objTcpdf->setImageScale(PDF_IMAGE_SCALE_RATIO);

//set some language-dependent strings

//$lg['a_meta_charset'] = 'UTF-8';

//$lg['a_meta_dir'] = 'rtl';

//$lg['a_meta_language'] = 'fa';

/* to translate or otherwise change the word 'page', add the following code into your wp-config.php file. This will retain the setting even as I upgrade the plugin.

define("KALINS_PDF_PAGE_TRANSLATION", "page translation string");

*/

if(defined("KALINS_PDF_PAGE_TRANSLATION")){//if someone defined a new 'page' translation in wp-config, set its value

$l['w_page'] = KALINS_PDF_PAGE_TRANSLATION;

$objTcpdf->setLanguageArray($l);

}

//initialize document

$objTcpdf->getAliasNbPages();

} catch (Exception $e) {

$outputVar->status = "problem setting TCPDF options. Double check header titles and font size";

die(json_encode($outputVar));

}

$objTcpdf->SetFont( 'Times', '', $fontSize );

$totalHTML = '<!doctype html>

<html lang="en">

<head>

<meta charset="utf-8">

<title>' .kalins_pdf_global_shortcode_replace($headerTitle) .'</title>

<meta name="description" content="' .kalins_pdf_global_shortcode_replace($headerSub) .'">

</head>

<body>';

$totalTXT = '';

try{

if($titlePage != ""){

$objTcpdf->AddPage();//create title page and start off our PDF file

if($isSingle){

$titlePage = kalins_pdf_page_shortcode_replace($titlePage, $result[0]);

}else{

$titlePage = kalins_pdf_global_shortcode_replace($titlePage);

}

$strHtml = wpautop($titlePage, true );

$objTcpdf->writeHTML( $strHtml , true, 0, true, 0);

$totalHTML = $totalHTML .$strHtml;

$totalTXT = $totalTXT .$titlePage;

if(!$oOptions->autoPageBreak && $includeTOC){//if we don't page-break between posts AND we're including table of contents, we need to break after the title page so TOC can be on second page

$objTcpdf->AddPage();

}

}

} catch (Exception $e) {

$outputVar->status = "problem creating title page.";

die(json_encode($outputVar));

}

//record the location of the TOC so it can be injected at the proper place once all pages have been added

$TOCIndex = $objTcpdf->getNumPages() + 1;

//global $proBar;

//$proBar->setMessage('loading - this is a simulation ...');

try{

$le = count($result);

for($i = 0; $i < $le; $i++){

if(!ini_get('safe_mode')){

@set_time_limit(0);//set the timeout back to 0 so we can keep processing things that would normally choke with tons of pages and stuff (@ makes it ignore errors if this function is disabled)

}

$objPost = $result[$i];

$content = $objPost->post_content;

$post = $objPost;//set global post object so if other plugins run their shortcodes they'll have access to it. Not sure why query_posts doesn't take care of this

query_posts('p=' .$post->ID);//for some reason this is also necessary so other plugins have access to values normally inside The Loop

//each of our three video services have three ways of embedding: 1) the wordpress shortcode way 2)the official iframe and 3)the old method using an object to load flash

//I'm doing my best to support all three

if($oOptions->convertYoutube){

$content = preg_replace("#\[embed\](.*)youtube.com/watch\?v=(.*)\[/embed]#", '<p><a href="http://www.youtube.com/watch?v=\\2">YouTube Video</a></p>', $content);

$content = preg_replace("#<iframe(.*)youtube.com/embed/(.*)[\'\"] (.*)</iframe>#", '<p><a href="http://www.youtube.com/watch?v=\\2">YouTube Video</a></p>', $content);

$content = preg_replace("#<object(.*)youtube.com/v/(.*)\"(.*)</object>#", '<p><a href="http://www.youtube.com/watch?v=\\2">YouTube Video</a></p>', $content);

}

if($oOptions->convertVimeo){

$content = preg_replace("#\[embed\](.*)vimeo.com(.*)\[/embed]#", '<p><a href="http://vimeo.com\\2">Vimeo Video</a></p>', $content);

$content = preg_replace("#<iframe(.*)player.vimeo.com/video/(.*)[\'\"] (.*)</iframe>#", '<p><a href="http://vimeo.com/\\2">Vimeo Video</a></p>', $content);

$content = preg_replace("#<object(.*)vimeo.com/moogaloop.swf\?clip_id=(.*)&amp;server(.*)</object>#", '<p><a href="http://vimeo.com/\\2">Vimeo Video</a></p>', $content);

}

if($oOptions->convertTed){//TED Talks

$content = preg_replace("#\[embed\](.*)ted.com(.*)\[/embed]#", '<p><a href="http://www.ted.com\\2">Ted Talk</a></p>', $content);

$content = preg_replace("#<iframe(.*)ted.com/(.*)[\'\"] (.*)</iframe>#", '<p><a href="http://www.ted.com/\\2.html">Ted Talk</a></p>', $content);

$content = preg_replace("#<object(.*)adKeys=talk=(.*);year=(.*)</object>#", '<p><a href="http://www.ted.com/talks/\\2.html">Ted Talk</a></p>', $content);

}

if(preg_match('/\[caption +[^\]]*\]/', $content)){//remove all captions surrounding images and whatnot since tcpdf can't interpret them (but leave the images in place)

$content = preg_replace('/\[caption +[^\]]*\]/', '', $content);//replace all instances of the opening caption tag

$content = preg_replace('/\[\/caption\]/', '', $content);//replace all instances of the closing caption tag

}

if($oOptions->runShortcodes){//if we're running shortcodes, run them

$content = do_shortcode($content);

}else{

$content = strip_shortcodes($content);//if not, remove them

}

global $kalinsPDFRunning;

$kalinsPDFRunning = true;

if($oOptions->runFilters){//apply other plugin content filters if we're set to do that

$content = apply_filters('the_content', $content);

}

if(!$oOptions->includeImages){

//remove all image tags if we don't want images

if(preg_match('/<img[^>]+./', $content)){

$content = preg_replace('/<img[^>]+./', '', $content);

}

}

/*if(preg_match('/< *blockquote *>/', $content)){//if we've got instances of <blockquote> in this content

$content = preg_replace('/< *blockquote *>/', '<table border="0"><tr nobr="true"><td width="20">&nbsp;</td><td width="450"><pre>', $content);//replace it with a simple table

$content = preg_replace('/< *\/ *blockquote *>/', '</pre></td></tr></table><br/>', $content);//now replace the closing tag

//$content = preg_replace('/< *blockquote *>/', 'WTFFFFFFFFF--------', $content);//replace it with a simple table

//$content = preg_replace('/< *\/ *blockquote *>/', 'AAAAAAAAAAAAAA-------', $content);//now replace the closing tag

}*/

if($objPost->post_type == "page"){//insert appropriate html before and after every page and post

$content = $oOptions->beforePage .$content .$oOptions->afterPage;

}else{

$content = $oOptions->beforePost .$content .$oOptions->afterPost;

}

$content = kalins_pdf_page_shortcode_replace($content, $objPost);

if($oOptions->autoPageBreak){

// add a page

$objTcpdf->AddPage();

}

if($includeTOC){//if we're including a TOC, add the bookmark. Pretty sweet that this still works if we're not adding new pages for each post

$objTcpdf->Bookmark($objPost->post_title, 0, 0);

}

$strHtml = wpautop($content, true );

$totalHTML = $totalHTML .$strHtml;

$totalTXT = $totalTXT .$content;

// output the HTML content

$objTcpdf->writeHTML( $strHtml , true, 0, true, 0);

//$proBar->increase();

}

} catch (Exception $e) {

$outputVar->status = "problem creating pages and posts. Perhaps there's a problem with one of the pages you've selected or with the before or after HTML.";

die(json_encode($outputVar));

}

try{

if($finalPage != ""){

$objTcpdf->AddPage();//create final page in pdf

$objTcpdf->SetFont( PDF_FONT_NAME_MAIN, '', $fontSize );

if($isSingle){

$finalPage = kalins_pdf_page_shortcode_replace($finalPage, $result[0]);

}else{

$finalPage = kalins_pdf_global_shortcode_replace($finalPage);

}

$strHtml = wpautop($finalPage, true );

$totalHTML = $totalHTML .$strHtml;

$totalTXT = $totalTXT .$finalPage;

$objTcpdf->writeHTML( $strHtml , true, 0, true, 0);

}

} catch (Exception $e) {

$outputVar->status = "problem creating final page.";

die(json_encode($outputVar));

}

try{

if($includeTOC){

// add a new page for TOC

$objTcpdf->addTOCPage();

// write the TOC title

$objTcpdf->SetFont('times', 'B', 16);

$objTcpdf->MultiCell(0, 0, 'Table Of Contents', 0, 'C', 0, 1, '', '', true, 0);

$objTcpdf->Ln();

$objTcpdf->SetFont('Times', '', $fontSize );

//TODO: figure out if title page is more than a single page and if so, insert TOC at correct location instead of on page 2

// add a simple Table Of Content at first page

// (check the example n. 59 for the HTML version)

$objTcpdf->addTOC($TOCIndex, 'courier', '.', 'INDEX');

// end of TOC page

$objTcpdf->endTOCPage();

}

//TODO: http://codex.wordpress.org/Function_Reference/wp_insert_attachment

//see if you can enter this new file into the site's media library

//create and save the proper document(s)

if($isSingle){

$objTcpdf->Output( $pdfDir .$filename .".pdf", 'F' );

} else {

if( $oOptions->bCreatePDF){

$objTcpdf->Output( $pdfDir .$filename .".pdf", 'F' );

}

if($oOptions->bCreateHTML){

$totalHTML = $totalHTML .'</body>

</html>';

file_put_contents ( $pdfDir .$filename .".html" , $totalHTML );

}

if($oOptions->bCreateTXT){

file_put_contents ( $pdfDir .$filename .".txt" , $totalTXT );

}

}

} catch (Exception $e) {

$outputVar->status = "problem outputting the final PDF file.";

die(json_encode($outputVar));

}

$outputVar->status = "success";//set success status for output to AJAX

if(!isset($skipReturn)){

if($isSingle){//if this is called from a page/post we redirect so that user can download pdf directly

header("Location: " .$pdfURL .$filename .".pdf");

die();

}else{

die(json_encode($outputVar));//if it's called from the creation station admin panel we output the result object to AJAX

}

}

?>