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4dfd313d101f09e0926151e4d9ddce3bc8f20fba
espocrm/application/Espo/Core/Pdf/Tcpdf.php
Yuri Kuznetsov 9f90802fb2 pdf: header
2020-02-10 11:16:56 +02:00

358 lines
14 KiB
PHP
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<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2020 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Core\Pdf;
define('K_TCPDF_EXTERNAL_CONFIG', true);
define('K_TCPDF_CALLS_IN_HTML', true);
define('K_BLANK_IMAGE', '_blank.png');
define('PDF_PAGE_FORMAT', 'A4');
define('PDF_PAGE_ORIENTATION', 'P');
define('PDF_CREATOR', 'TCPDF');
define('PDF_AUTHOR', 'TCPDF');
define('PDF_UNIT', 'mm');
define('PDF_MARGIN_HEADER', 5);
define('PDF_MARGIN_FOOTER', 10);
define('PDF_MARGIN_TOP', 27);
define('PDF_MARGIN_BOTTOM', 25);
define('PDF_MARGIN_LEFT', 15);
define('PDF_MARGIN_RIGHT', 15);
define('PDF_FONT_NAME_MAIN', 'helvetica');
define('PDF_FONT_SIZE_MAIN', 10);
define('PDF_FONT_NAME_DATA', 'helvetica');
define('PDF_FONT_SIZE_DATA', 8);
define('PDF_FONT_MONOSPACED', 'courier');
define('PDF_IMAGE_SCALE_RATIO', 1.25);
define('HEAD_MAGNIFICATION', 1.1);
define('K_CELL_HEIGHT_RATIO', 1.25);
define('K_TITLE_MAGNIFICATION', 1.3);
define('K_SMALL_RATIO', 2/3);
define('K_THAI_TOPCHARS', true);
define('K_TCPDF_THROW_EXCEPTION_ERROR', false);
define('K_TIMEZONE', 'UTC');
require "vendor/tecnickcom/tcpdf/tcpdf.php";
use \TCPDF_STATIC;
use \TCPDF_FONTS;
class Tcpdf extends \TCPDF
{
protected $footerHtml = '';
protected $headerHtml = '';
protected $footerPosition = 15;
protected $headerPosition = 10;
protected $useGroupNumbers = false;
public function serializeTCPDFtagParameters($data)
{
return urlencode(json_encode($data));
}
protected function unserializeTCPDFtagParameters($data)
{
return json_decode(urldecode($data), true);
}
public function setUseGroupNumbers($value)
{
$this->useGroupNumbers = $value;
}
public function setHeaderHtml($html)
{
$this->headerHtml = $html;
}
public function setFooterHtml($html)
{
$this->footerHtml = $html;
}
public function setFooterPosition($position)
{
$this->footerPosition = $position;
}
public function setHeaderPosition($position)
{
$this->headerPosition = $position;
}
public function Header()
{
$this->SetY($this->headerPosition);
$html = $this->headerHtml;
if ($this->useGroupNumbers) {
$html = str_replace('{pageNumber}', '{:png:}', $html);
$html = str_replace('{pageAbsoluteNumber}', '{:pnp:}', $html);
} else {
$html = str_replace('{pageNumber}', '{:pnp:}', $html);
$html = str_replace('{pageAbsoluteNumber}', '{:pnp:}', $html);
}
if ($this->isUnicodeFont()) {
$html = str_replace('{totalPageNumber}', '{{:ptp:}}', $html);
} else {
$html = str_replace('{totalPageNumber}', '{:ptp:}', $html);
}
$this->writeHTMLCell(0, 0, '', '', $html, 0, 1, 0, '', 0, false, 'T');
}
public function Footer()
{
$breakMargin = $this->getBreakMargin();
$autoPageBreak = $this->AutoPageBreak;
$this->SetAutoPageBreak(false, 0);
$this->SetY((-1) * $this->footerPosition);
$html = $this->footerHtml;
if ($this->useGroupNumbers) {
$html = str_replace('{pageNumber}', '{:png:}', $html);
$html = str_replace('{pageAbsoluteNumber}', '{:pnp:}', $html);
} else {
$html = str_replace('{pageNumber}', '{:pnp:}', $html);
$html = str_replace('{pageAbsoluteNumber}', '{:pnp:}', $html);
}
if ($this->isUnicodeFont()) {
$html = str_replace('{totalPageNumber}', '{{:ptp:}}', $html);
} else {
$html = str_replace('{totalPageNumber}', '{:ptp:}', $html);
}
$this->writeHTMLCell(0, 0, '', '', $html, 0, 1, 0, '', 0, false, 'T');
$this->SetAutoPageBreak($autoPageBreak, $breakMargin);
}
protected function _putpages()
{
$filter = ($this->compress) ? '/Filter /FlateDecode ' : '';
// get internal aliases for page numbers
$pnalias = $this->getAllInternalPageNumberAliases();
$num_pages = $this->numpages;
$ptpa = TCPDF_STATIC::formatPageNumber(($this->starting_page_number + $num_pages - 1));
$ptpu = TCPDF_FONTS::UTF8ToUTF16BE($ptpa, false, $this->isunicode, $this->CurrentFont);
$ptp_num_chars = $this->GetNumChars($ptpa);
$pagegroupnum = 0;
$groupnum = 0;
$ptgu = 1;
$ptga = 1;
$ptg_num_chars = 1;
for ($n = 1; $n <= $num_pages; ++$n) {
// get current page
$temppage = $this->getPageBuffer($n);
$pagelen = strlen($temppage);
// set replacements for total pages number
$pnpa = TCPDF_STATIC::formatPageNumber(($this->starting_page_number + $n - 1));
$pnpu = TCPDF_FONTS::UTF8ToUTF16BE($pnpa, false, $this->isunicode, $this->CurrentFont);
$pnp_num_chars = $this->GetNumChars($pnpa);
$pdiff = 0; // difference used for right shift alignment of page numbers
$gdiff = 0; // difference used for right shift alignment of page group numbers
if (!empty($this->pagegroups)) {
if (isset($this->newpagegroup[$n])) {
$pagegroupnum = 0;
++$groupnum;
$ptga = TCPDF_STATIC::formatPageNumber($this->pagegroups[$groupnum]);
$ptgu = TCPDF_FONTS::UTF8ToUTF16BE($ptga, false, $this->isunicode, $this->CurrentFont);
$ptg_num_chars = $this->GetNumChars($ptga);
}
++$pagegroupnum;
$pnga = TCPDF_STATIC::formatPageNumber($pagegroupnum);
$pngu = TCPDF_FONTS::UTF8ToUTF16BE($pnga, false, $this->isunicode, $this->CurrentFont);
$pnga = $pngu;
$png_num_chars = $this->GetNumChars($pnga);
// replace page numbers
$replace = array();
$replace[] = array($ptgu, $ptg_num_chars, 9, $pnalias[2]['u']);
$replace[] = array($ptga, $ptg_num_chars, 7, $pnalias[2]['a']);
$replace[] = array($pngu, $png_num_chars, 9, $pnalias[3]['u']);
$replace[] = array($pnga, $png_num_chars, 7, $pnalias[3]['a']);
list($temppage, $gdiff) = TCPDF_STATIC::replacePageNumAliases($temppage, $replace, $gdiff);
}
// replace page numbers
$replace = array();
$replace[] = array($ptpu, $ptp_num_chars, 9, $pnalias[0]['u']);
$replace[] = array($ptpa, $ptp_num_chars, 7, $pnalias[0]['a']);
$replace[] = array($pnpu, $pnp_num_chars, 9, $pnalias[1]['u']);
$pnpa = $pnpu;
$replace[] = array($pnpa, $pnp_num_chars, 7, $pnalias[1]['a']);
list($temppage, $pdiff) = TCPDF_STATIC::replacePageNumAliases($temppage, $replace, $pdiff);
// replace right shift alias
$temppage = $this->replaceRightShiftPageNumAliases($temppage, $pnalias[4], max($pdiff, $gdiff));
// replace EPS marker
$temppage = str_replace($this->epsmarker, '', $temppage);
//Page
$this->page_obj_id[$n] = $this->_newobj();
$out = '<<';
$out .= ' /Type /Page';
$out .= ' /Parent 1 0 R';
if (empty($this->signature_data['approval']) OR ($this->signature_data['approval'] != 'A')) {
$out .= ' /LastModified '.$this->_datestring(0, $this->doc_modification_timestamp);
}
$out .= ' /Resources 2 0 R';
foreach ($this->page_boxes as $box) {
$out .= ' /'.$box;
$out .= sprintf(' [%F %F %F %F]', $this->pagedim[$n][$box]['llx'], $this->pagedim[$n][$box]['lly'], $this->pagedim[$n][$box]['urx'], $this->pagedim[$n][$box]['ury']);
}
if (isset($this->pagedim[$n]['BoxColorInfo']) AND !empty($this->pagedim[$n]['BoxColorInfo'])) {
$out .= ' /BoxColorInfo <<';
foreach ($this->page_boxes as $box) {
if (isset($this->pagedim[$n]['BoxColorInfo'][$box])) {
$out .= ' /'.$box.' <<';
if (isset($this->pagedim[$n]['BoxColorInfo'][$box]['C'])) {
$color = $this->pagedim[$n]['BoxColorInfo'][$box]['C'];
$out .= ' /C [';
$out .= sprintf(' %F %F %F', ($color[0] / 255), ($color[1] / 255), ($color[2] / 255));
$out .= ' ]';
}
if (isset($this->pagedim[$n]['BoxColorInfo'][$box]['W'])) {
$out .= ' /W '.($this->pagedim[$n]['BoxColorInfo'][$box]['W'] * $this->k);
}
if (isset($this->pagedim[$n]['BoxColorInfo'][$box]['S'])) {
$out .= ' /S /'.$this->pagedim[$n]['BoxColorInfo'][$box]['S'];
}
if (isset($this->pagedim[$n]['BoxColorInfo'][$box]['D'])) {
$dashes = $this->pagedim[$n]['BoxColorInfo'][$box]['D'];
$out .= ' /D [';
foreach ($dashes as $dash) {
$out .= sprintf(' %F', ($dash * $this->k));
}
$out .= ' ]';
}
$out .= ' >>';
}
}
$out .= ' >>';
}
$out .= ' /Contents '.($this->n + 1).' 0 R';
$out .= ' /Rotate '.$this->pagedim[$n]['Rotate'];
if (!$this->pdfa_mode) {
$out .= ' /Group << /Type /Group /S /Transparency /CS /DeviceRGB >>';
}
if (isset($this->pagedim[$n]['trans']) AND !empty($this->pagedim[$n]['trans'])) {
// page transitions
if (isset($this->pagedim[$n]['trans']['Dur'])) {
$out .= ' /Dur '.$this->pagedim[$n]['trans']['Dur'];
}
$out .= ' /Trans <<';
$out .= ' /Type /Trans';
if (isset($this->pagedim[$n]['trans']['S'])) {
$out .= ' /S /'.$this->pagedim[$n]['trans']['S'];
}
if (isset($this->pagedim[$n]['trans']['D'])) {
$out .= ' /D '.$this->pagedim[$n]['trans']['D'];
}
if (isset($this->pagedim[$n]['trans']['Dm'])) {
$out .= ' /Dm /'.$this->pagedim[$n]['trans']['Dm'];
}
if (isset($this->pagedim[$n]['trans']['M'])) {
$out .= ' /M /'.$this->pagedim[$n]['trans']['M'];
}
if (isset($this->pagedim[$n]['trans']['Di'])) {
$out .= ' /Di '.$this->pagedim[$n]['trans']['Di'];
}
if (isset($this->pagedim[$n]['trans']['SS'])) {
$out .= ' /SS '.$this->pagedim[$n]['trans']['SS'];
}
if (isset($this->pagedim[$n]['trans']['B'])) {
$out .= ' /B '.$this->pagedim[$n]['trans']['B'];
}
$out .= ' >>';
}
$out .= $this->_getannotsrefs($n);
$out .= ' /PZ '.$this->pagedim[$n]['PZ'];
$out .= ' >>';
$out .= "\n".'endobj';
$this->_out($out);
//Page content
$p = ($this->compress) ? gzcompress($temppage) : $temppage;
$this->_newobj();
$p = $this->_getrawstream($p);
$this->_out('<<'.$filter.'/Length '.strlen($p).'>> stream'."\n".$p."\n".'endstream'."\n".'endobj');
}
//Pages root
$out = $this->_getobj(1)."\n";
$out .= '<< /Type /Pages /Kids [';
foreach($this->page_obj_id as $page_obj) {
$out .= ' '.$page_obj.' 0 R';
}
$out .= ' ] /Count '.$num_pages.' >>';
$out .= "\n".'endobj';
$this->_out($out);
}
public function Output($name = 'doc.pdf', $dest = 'I')
{
if ($dest === 'I' && !$this->sign && php_sapi_name() != 'cli') {
if ($this->state < 3) {
$this->Close();
}
$name = preg_replace('/[\s]+/', '_', $name);
$name = \Espo\Core\Utils\Util::sanitizeFileName($name);
if (ob_get_contents()) {
$this->Error('Some data has already been output, can\'t send PDF file');
}
header('Content-Type: application/pdf');
if (headers_sent()) {
$this->Error('Some data has already been output to browser, can\'t send PDF file');
}
header('Cache-Control: private, must-revalidate, post-check=0, pre-check=0, max-age=1');
header('Pragma: public');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
header('Content-Disposition: inline; filename="'.$name.'"');
TCPDF_STATIC::sendOutputData($this->getBuffer(), $this->bufferlen);
return '';
}
return parent::Output($name, $dest);
}
}
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