Eric c6c33d611a
Load pdf libs when needed (#1902)
* feat: only load pdf-lib when its used

* feat: only load pdfjs when its used
2024-09-15 08:24:04 +01:00

79 lines
3.7 KiB
HTML

<!DOCTYPE html>
<html th:lang="${#locale.language}" th:dir="#{language.direction}" th:data-language="${#locale.toString()}" xmlns:th="https://www.thymeleaf.org">
<head>
<th:block th:insert="~{fragments/common :: head(title=#{pdfToPDFA.title}, header=#{pdfToPDFA.header})}"></th:block>
</head>
<body>
<th:block th:insert="~{fragments/common :: game}"></th:block>
<div id="page-container">
<div id="content-wrap">
<th:block th:insert="~{fragments/navbar.html :: navbar}"></th:block>
<br><br>
<div class="container">
<div class="row justify-content-center">
<div class="col-md-6 bg-card">
<div class="tool-header">
<span class="material-symbols-rounded tool-header-icon convert">picture_as_pdf</span>
<span class="tool-header-text" th:text="#{pdfToPDFA.header}"></span>
</div>
<p th:text="#{pdfToPDFA.tip}"></p>
<form method="post" enctype="multipart/form-data" th:action="@{'/api/v1/convert/pdf/pdfa'}">
<div th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=false, accept='application/pdf')}"></div>
<div class="mb-3">
<label for="outputFormat" th:text="#{pdfToPDFA.outputFormat}"></label>
<select class="form-control" name="outputFormat" id="outputFormat">
<option value="pdfa-1">PDF/A-1b</option>
<option value="pdfa">PDF/A-2b</option>
</select>
</div>
<div id="result" class="alert-warning"></div>
<button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{pdfToPDFA.submit}"></button>
</form>
<script type="module" th:src="@{'/pdfjs-legacy/pdf.mjs'}"></script>
<script th:inline="javascript">
document.getElementById('fileInput-input').addEventListener('change', async () => {
pdfjsLib.GlobalWorkerOptions.workerSrc = './pdfjs-legacy/pdf.worker.mjs';
const fileInput = document.getElementById('fileInput-input');
const resultDiv = document.getElementById('result');
const file = fileInput.files[0];
const arrayBuffer = await file.arrayBuffer();
try {
const pdf = await pdfjsLib.getDocument({ data: arrayBuffer }).promise;
let hasSignature = false;
for (let i = 1; i <= pdf.numPages; i++) {
const page = await pdf.getPage(i);
const annotations = await page.getAnnotations({ intent: 'display' });
annotations.forEach(annotation => {
console.log(annotation)
if (annotation.subtype === 'Widget' && annotation.fieldType === 'Sig') {
hasSignature = true;
}
});
}
if (hasSignature) {
/*<![CDATA[*/
resultDiv.textContent = /*[[#{pdfToPDFA.pdfWithDigitalSignature}]]*/ "The PDF contains a digital signature. This will be removed in the next step.";
/*]]>*/
}
} catch (error) {
resultDiv.textContent = 'Error reading the PDF: ' + error.message;
}
});
</script>
<p class="mt-3" th:text="#{pdfToPDFA.credit}"></p>
</div>
</div>
</div>
</div>
<th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
</div>
</body>
</html>