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application/Espo/Tools/Pdf/Dompdf/HtmlComposer.php
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application/Espo/Tools/Pdf/Dompdf/HtmlComposer.php
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<?php
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/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM – Open Source CRM application.
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* Copyright (C) 2014-2025 EspoCRM, Inc.
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* Website: https://www.espocrm.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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namespace Espo\Tools\Pdf\Dompdf;
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use Espo\Core\Htmlizer\TemplateRendererFactory;
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use Espo\Core\Utils\Config;
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use Espo\Core\Utils\Log;
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use Espo\ORM\Entity;
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use Espo\Tools\Pdf\Data;
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use Espo\Tools\Pdf\Params;
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use Espo\Tools\Pdf\Template;
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use Picqer\Barcode\BarcodeGeneratorSVG;
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use chillerlan\QRCode\QRCode;
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use chillerlan\QRCode\QROptions;
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class HtmlComposer
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{
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public function __construct(
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private Config $config,
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private TemplateRendererFactory $templateRendererFactory,
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private ImageSourceProvider $imageSourceProvider,
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private Log $log
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) {}
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public function composeHead(Template $template, Entity $entity): string
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{
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$topMargin = $template->getTopMargin();
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$rightMargin = $template->getRightMargin();
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$bottomMargin = $template->getBottomMargin();
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$leftMargin = $template->getLeftMargin();
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$fontSize = $this->config->get('pdfFontSize') ?? 12;
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$headerPosition = $template->getHeaderPosition();
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$footerPosition = $template->getFooterPosition();
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$titleHtml = '';
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if ($template->hasTitle()) {
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$title = $this->replacePlaceholders($template->getTitle(), $entity);
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$titleHtml = "<title>" . htmlspecialchars($title) . "</title>";
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}
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$templateStyle = $template->getStyle() ?? '';
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/** @noinspection HtmlRequiredTitleElement */
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return "
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<head>
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{$titleHtml}
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<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
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</head>
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<style>
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@page {
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margin: {$topMargin}mm {$rightMargin}mm {$bottomMargin}mm {$leftMargin}mm;
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}
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body {
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font-size: {$fontSize}pt;
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}
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table.bordered, table.bordered td, table.bordered th {
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border: 1px solid;
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}
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> header {
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position: fixed;
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margin-top: -{$topMargin}mm;
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margin-left: -{$rightMargin}mm;
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margin-right: -{$leftMargin}mm;
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top: {$headerPosition}mm;
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left: {$leftMargin}mm;
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right: {$rightMargin}mm;
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}
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> footer {
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position: fixed;
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margin-bottom: -{$bottomMargin}mm;
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margin-left: -{$leftMargin}mm;
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margin-right: -{$rightMargin}mm;
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height: {$footerPosition}mm;
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bottom: 0;
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left: {$leftMargin}mm;
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right: {$rightMargin}mm;
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}
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> header .page-number:after,
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> footer .page-number:after {
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content: counter(page);
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}
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$templateStyle
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</style>
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";
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}
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public function composeHeaderFooter(Template $template, Entity $entity, Params $params, Data $data): string
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{
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$html = "";
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$renderer = $this->templateRendererFactory
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->create()
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->setApplyAcl($params->applyAcl())
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->setEntity($entity)
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->setSkipInlineAttachmentHandling()
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->setData($data->getAdditionalTemplateData());
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if ($template->hasHeader()) {
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$htmlHeader = $renderer->renderTemplate($template->getHeader());
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$htmlHeader = $this->replaceHeadTags($htmlHeader);
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$html .= "<header>$htmlHeader</header>";
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}
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if ($template->hasFooter()) {
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$htmlFooter = $renderer->renderTemplate($template->getFooter());
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$htmlFooter = $this->replaceHeadTags($htmlFooter);
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$html .= "<footer>$htmlFooter</footer>";
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}
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return $html;
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}
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public function composeMain(
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Template $template,
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Entity $entity,
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Params $params,
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Data $data
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): string {
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$renderer = $this->templateRendererFactory
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->create()
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->setApplyAcl($params->applyAcl())
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->setEntity($entity)
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->setSkipInlineAttachmentHandling()
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->setData($data->getAdditionalTemplateData());
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$bodyTemplate = $template->getBody();
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$html = $renderer->renderTemplate($bodyTemplate);
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$html = $this->replaceTags($html);
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return "<main>$html</main>";
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}
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private function replaceTags(string $html): string
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{
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/** @noinspection HtmlUnknownAttribute */
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$html = str_replace('<br pagebreak="true">', '<div style="page-break-after: always;"></div>', $html);
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$html = preg_replace('/src="@([A-Za-z0-9+\/]*={0,2})"/', 'src="data:image/jpeg;base64,$1"', $html);
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$html = str_replace('?entryPoint=attachment&', '?entryPoint=attachment&', $html ?? '');
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$html = preg_replace_callback(
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'/<barcodeimage data="([^"]+)"\/>/',
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function ($matches) {
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$dataString = $matches[1];
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$data = json_decode(urldecode($dataString), true);
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return $this->composeBarcode($data);
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},
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$html
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) ?? '';
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return preg_replace_callback(
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"/src=\"\?entryPoint=attachment&id=([A-Za-z0-9\-]*)\"/",
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function ($matches) {
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$id = $matches[1];
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if (!$id) {
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return '';
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}
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$src = $this->imageSourceProvider->get($id);
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if (!$src) {
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return '';
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}
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return "src=\"$src\"";
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},
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$html
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) ?? '';
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}
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private function replaceHeadTags(string $html): string
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{
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$html = str_replace('{pageNumber}', '<span class="page-number"></span>', $html);
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return $this->replaceTags($html);
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}
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/**
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*
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* @param array<string, mixed> $data
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* @return string
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*/
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private function composeBarcode(array $data): string
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{
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$value = $data['value'] ?? null;
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if ($value === null) {
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return '';
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}
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$codeType = $data['type'] ?? 'CODE128';
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/** @noinspection SpellCheckingInspection */
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$typeMap = [
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"CODE128" => 'C128',
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"CODE128A" => 'C128A',
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"CODE128B" => 'C128B',
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"CODE128C" => 'C128C',
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"EAN13" => 'EAN13',
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"EAN8" => 'EAN8',
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"EAN5" => 'EAN5',
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"EAN2" => 'EAN2',
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"UPC" => 'UPCA',
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"UPCE" => 'UPCE',
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"ITF14" => 'I25',
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"pharmacode" => 'PHARMA',
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"QRcode" => 'QRCODE,H',
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];
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$type = $typeMap[$codeType] ?? null;
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/** @noinspection SpellCheckingInspection */
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if ($codeType === 'QRcode') {
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$width = $data['width'] ?? 40;
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$height = $data['height'] ?? 40;
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//$color = $data['color'] ?? '#000';
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$options = new QROptions();
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$options->outputType = QRCode::OUTPUT_MARKUP_SVG;
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$options->eccLevel = QRCode::ECC_H;
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$code = (new QRCode($options))->render($value);
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$css = "width: {$width}mm; height: {$height}mm;";
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/** @noinspection HtmlRequiredAltAttribute */
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return "<img src=\"$code\" style=\"$css\">";
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}
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if (!$type || $type === 'QRCODE,H') {
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$this->log->warning("Not supported barcode type $codeType.");
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return '';
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}
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$width = $data['width'] ?? 60;
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$height = $data['height'] ?? 30;
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$color = $data['color'] ?? '#000';
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$code = (new BarcodeGeneratorSVG())->getBarcode($value, $type, 2, $height, $color);
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$encoded = base64_encode($code);
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$css = "width: {$width}mm; height: {$height}mm;";
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/** @noinspection HtmlRequiredAltAttribute */
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return "<img src=\"data:image/svg+xml;base64,$encoded\" style=\"$css\">";
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}
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private function replacePlaceholders(string $string, Entity $entity): string
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{
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$newString = $string;
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$attributeList = ['name'];
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foreach ($attributeList as $attribute) {
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$value = (string) ($entity->get($attribute) ?? '');
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$newString = str_replace('{$' . $attribute . '}', $value, $newString);
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}
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return $newString;
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}
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}
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