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OleksandrAndriienkoOleksandrAndriienko
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Aspose.PDF for JavaScript via C++ 24.2
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‎AsposePDFforJS.js‎

Lines changed: 7 additions & 6 deletions
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‎AsposePDFforJS.wasm.zip‎

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‎example.html‎

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@@ -110,6 +110,18 @@ <h2>Aspose.PDF for JavaScript via C++</h2>
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<label for="fileExtractImage">EXTRACT IMAGE<span class="tooltip">Extract image from a PDF-file</span></label>
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<input type="file" id="fileExtractImage" accept="application/pdf" onchange="ffileExtractImage(event)">
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</div>
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<div class="column">
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<label for="fileExportFdf">EXPORT FDF<span class="tooltip">Export from a PDF-file with AcroForm to FDF</span></label>
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<input type="file" id="fileExportFdf" accept="application/pdf" onchange="ffileExportFdf(event)">
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</div>
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<div class="column">
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<label for="fileExportXfdf">EXPORT XFDF<span class="tooltip">Export from a PDF-file with AcroForm to XFDF</span></label>
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<input type="file" id="fileExportXfdf" accept="application/pdf" onchange="ffileExportXfdf(event)">
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</div>
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<div class="column">
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<label for="fileExportXml">EXPORT XML<span class="tooltip">Export from a PDF-file with AcroForm to XML</span></label>
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<input type="file" id="fileExportXml" accept="application/pdf" onchange="ffileExportXml(event)">
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</div>
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</div>
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</div>
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@@ -204,6 +216,14 @@ <h2>Aspose.PDF for JavaScript via C++</h2>
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<label for="filePdfGetAttachment">GET ATTACHMENT<span class="tooltip">Get attachment from a PDF-file</span></label>
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<input type="file" id="filePdfGetAttachment" accept="application/pdf" onchange="ffilePdfGetAttachment(event)">
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</div>
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<div class="column">
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<label for="filePdfReplaceText">REPLACE TEXT<span class="tooltip">Choose a PDF-file to replace text</span></label>
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<input type="file" id="filePdfReplaceText" accept="application/pdf" onchange="ffilePdfReplaceText(event)">
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</div>
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<div class="column">
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<label for="filePdfFindText">FIND TEXT<span class="tooltip">Choose a PDF-file to find text</span></label>
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<input type="file" id="filePdfFindText" accept="application/pdf" onchange="ffilePdfFindText(event)">
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</div>
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</div>
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</div>
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@@ -896,6 +916,61 @@ <h2>Aspose.PDF for JavaScript via C++</h2>
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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919+
var ffileExportFdf = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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const json = AsposePdfExportFdf(event.target.result, e.target.files[0].name, "ResultPDFExportFdf.fdf");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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DownloadFile(json.fileNameResult, "application/vnd.fdf");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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var ffileExportXfdf = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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const json = AsposePdfExportXfdf(event.target.result, e.target.files[0].name, "ResultPDFExportXfdf.xfdf");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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DownloadFile(json.fileNameResult, "application/vnd.adobe.xfdf");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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var ffileExportXml = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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const json = AsposePdfExportXml(event.target.result, e.target.files[0].name, "ResultPDFExportXml.xml");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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DownloadFile(json.fileNameResult, "application/xml");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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var ffilePdfReplaceText = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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const json = AsposePdfReplaceText(event.target.result, e.target.files[0].name, "PDF", "pdf", "ResultPdfReplaceText.pdf");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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DownloadFile(json.fileNameResult, "application/pdf");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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var ffilePdfFindText = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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const json = AsposePdfFindText(event.target.result, e.target.files[0].name, "Aspose");
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if (json.errorCode == 0) document.getElementById('output').textContent = "JSON:\n" + JSON.stringify(json, null, 4);
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else document.getElementById('output').textContent = json.errorText;
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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</script>
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<script>

‎example_worker.html‎

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@@ -46,6 +46,9 @@
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<option value="AsposePdfToPptX">Convert a PDF-file to PptX</option>
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<option value="AsposePdfExtractText" selected>Extract text from a PDF-file</option>
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<option value="AsposePdfExtractImage">Extract image from a PDF-file</option>
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<option value="AsposePdfExportFdf">Export from a PDF-file with AcroForm to FDF</option>
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<option value="AsposePdfExportXfdf">Export from a PDF-file with AcroForm to XFDF</option>
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<option value="AsposePdfExportXml">Export from a PDF-file with AcroForm to XML</option>
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<optgroup label="Convert to PDF">
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<option value="AsposePdfFromTxt">Convert a TXT-file to PDF</option>
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<option value="AsposePdfDeleteJavaScripts">Delete JavaScripts from a PDF-file</option>
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<option value="AsposePdfAddAttachment">Add attachment to a PDF-file</option>
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<option value="AsposePdfGetAttachment">Get attachment from a PDF-file</option>
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<option value="AsposePdfReplaceText">Replace text in a PDF-file</option>
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<option value="AsposePdfFindText">Find text in a PDF-file</option>
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<optgroup label="Metadata PDF">
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<option value="AsposePdfSetInfo">Set info (metadata) in a PDF-file</option>
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json.fonts.forEach(({fontName}) => listFonts += `\n${fontName}`);
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document.getElementById('output').textContent = listFonts;
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break;
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case 'AsposePdfFindText':
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let listFragments= 'textFragments:';
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json.textFragments.forEach(({xIndent, yIndent, fontName, fontSize}) => listFragments+= `\nxIndent: ${xIndent}, yIndent: ${yIndent}, fontName: ${fontName}, fontSize: ${fontSize}`);
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document.getElementById('output').textContent = listFragments;
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break;
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case 'AsposePdfGetInfo':
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document.getElementById('output').textContent = "Title : " + json.title
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+ "\nCreator : " + json.creator
@@ -262,6 +272,15 @@
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case 'AsposePdfToPptX':
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DownloadFile(json.fileNameResult, "application/vnd.openxmlformats-officedocument.presentationml.presentation", params[0]);
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break;
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case 'AsposePdfExportFdf':
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DownloadFile(json.fileNameResult, "application/vnd.fdf", params[0]);
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break;
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case 'AsposePdfExportXfdf':
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DownloadFile(json.fileNameResult, "application/vnd.adobe.xfdf", params[0]);
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break;
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case 'AsposePdfExportXml':
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DownloadFile(json.fileNameResult, "application/xml", params[0]);
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break;
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default:
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// AsposePdfAConvertToPDF, AsposePdfAddBackgroundImage, AsposePdfAddImage, AsposePdfAddPageNum,
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// AsposePdfAddStamp, AsposePdfAddTextHeaderFooter, AsposePdfConvertToGrayscale, AsposePdfDecrypt,
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// AsposePdfRemoveMetadata, AsposePdfChangePassword, AsposePdfOptimizeResource,
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// AsposePdfSetBackgroundColor, AsposePdfDeleteAnnotations, AsposePdfDeleteBookmarks,
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// AsposePdfDeleteAttachments, AsposePdfDeleteImages, AsposePdfDeleteJavaScripts,
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// AsposePdfFromTxt, AsposePdfAddAttachment
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// AsposePdfFromTxt, AsposePdfAddAttachment, AsposePdfReplaceText
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DownloadFile(json.fileNameResult, "application/pdf", params[0]);
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}
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}
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, template_attachment];
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break;
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case 'AsposePdfExportFdf':
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, `Result${operation}.fdf`];
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break;
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case 'AsposePdfExportXfdf':
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, `Result${operation}.xfdf`];
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break;
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case 'AsposePdfExportXml':
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, `Result${operation}.xml`];
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break;
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case 'AsposePdfReplaceText':
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const findText = 'Aspose';
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const replaceText = 'ASPOSE';
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, findText, replaceText, `Result${operation}.pdf`];
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break;
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case 'AsposePdfFindText':
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const searchText = 'Aspose';
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transfer = [event.target.result];
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params = [event.target.result, ffile.name, searchText];
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break;
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default:
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// AsposePdfOptimize, AsposePdfAddPageNum, AsposePdfConvertToGrayscale, AsposePdfAConvertToPDF,
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// AsposePdfRemoveMetadata, AsposePdfRepair, AsposePdfOptimizeResource, AsposePdfDeleteAnnotations,

‎snippets/AsposePdfExportFdf.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta charset="UTF-8">
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<title>Aspose.PDF for JavaScript via C++</title>
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</head>
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<body>
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<label for="fileExportFdf">Choose a PDF-file with AcroForm to export to FDF</label>
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<input type="file" id="fileExportFdf" accept="application/pdf" onchange="ffileExportFdf(event)">
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<br>
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<pre id="output"></pre>
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</body>
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<!-- Load and initiate Aspose.PDF for JavaScript via C++ -->
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<script type="text/javascript" async src="AsposePDFforJS.js"></script>
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<script type="text/javascript">
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/// [Code snippet]
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var ffileExportFdf = function (e) {
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const file_reader = new FileReader();
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file_reader.onload = (event) => {
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/*Export from a PDF-file with AcroForm to FDF and save the "ResultPDFExportFdf.fdf"*/
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const json = AsposePdfExportFdf(event.target.result, e.target.files[0].name, "ResultPDFExportFdf.fdf");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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/*Make a link to download the result file*/
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DownloadFile(json.fileNameResult, "application/vnd.fdf");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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/// [Code snippet]
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</script>
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</html>

‎snippets/AsposePdfExportFdf_worker.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta charset="UTF-8">
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<title>Aspose.PDF for JavaScript via C++</title>
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</head>
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<body>
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<label for="fileExportfdf">Choose a PDF-file with AcroForm to export to FDF</label>
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<input type="file" id="fileExportfdf" accept="application/pdf" onchange="ffileExportfdf(event)">
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<br>
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<pre id="output">please wait for loading...</pre>
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</body>
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<script type="text/javascript">
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/// [Code snippet]
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/*Create Web Worker*/
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const AsposePDFWebWorker = new Worker("AsposePDFforJS.js");
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AsposePDFWebWorker.onerror = evt => console.log(`Error from Web Worker: ${evt.message}`);
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AsposePDFWebWorker.onmessage = evt => document.getElementById('output').textContent =
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(evt.data == 'ready') ? 'loaded!' :
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(evt.data.json.errorCode == 0) ? `Result:\n${DownloadFile(evt.data.json.fileNameResult, "application/vnd.fdf", evt.data.params[0])}` : `Error: ${evt.data.json.errorText}`;
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/*Event handler*/
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const ffileExportfdf = e => {
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const file_reader = new FileReader();
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file_reader.onload = event => {
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/*Export from a PDF-file with AcroForm to FDF and save the "ResultPDFExportFdf.fdf" - Ask Web Worker*/
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AsposePDFWebWorker.postMessage({ "operation": 'AsposePdfExportFdf', "params": [event.target.result, e.target.files[0].name, "ResultPDFExportFdf.fdf"] }, [event.target.result]);
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};
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file_reader.readAsArrayBuffer(e.target.files[0]);
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};
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/// [Code snippet]
36+
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/*Make a link to download the result file*/
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const DownloadFile = (filename, mime, content) => {
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mime = mime || "application/octet-stream";
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var link = document.createElement("a");
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link.href = URL.createObjectURL(new Blob([content], {type: mime}));
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link.download = filename;
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link.innerHTML = "Click here to download the file " + filename;
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document.body.appendChild(link);
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document.body.appendChild(document.createElement("br"));
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return filename;
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}
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</script>
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</html>

‎snippets/AsposePdfExportXfdf.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta charset="UTF-8">
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<title>Aspose.PDF for JavaScript via C++</title>
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</head>
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<body>
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<label for="fileExportXfdf">Choose a PDF-file with AcroForm to export to XFDF</label>
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<input type="file" id="fileExportXfdf" accept="application/pdf" onchange="ffileExportXfdf(event)">
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<br>
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<pre id="output"></pre>
15+
</body>
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<!-- Load and initiate Aspose.PDF for JavaScript via C++ -->
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<script type="text/javascript" async src="AsposePDFforJS.js"></script>
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<script type="text/javascript">
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/// [Code snippet]
20+
var ffileExportXfdf = function (e) {
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const file_reader = new FileReader();
22+
file_reader.onload = (event) => {
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/*Export from a PDF-file with AcroForm to XFDF and save the "ResultPDFExportXfdf.xfdf"*/
24+
const json = AsposePdfExportXfdf(event.target.result, e.target.files[0].name, "ResultPDFExportXfdf.xfdf");
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if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
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else document.getElementById('output').textContent = json.errorText;
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/*Make a link to download the result file*/
28+
DownloadFile(json.fileNameResult, "application/vnd.adobe.xfdf");
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}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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/// [Code snippet]
33+
</script>
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</html>

‎snippets/AsposePdfExportXfdf_worker.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta charset="UTF-8">
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<title>Aspose.PDF for JavaScript via C++</title>
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</head>
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10+
<body>
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<label for="fileExportXfdf">Choose a PDF-file with AcroForm to export to XFDF</label>
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<input type="file" id="fileExportXfdf" accept="application/pdf" onchange="ffileExportXfdf(event)">
13+
<br>
14+
<pre id="output">please wait for loading...</pre>
15+
</body>
16+
17+
<script type="text/javascript">
18+
/// [Code snippet]
19+
/*Create Web Worker*/
20+
const AsposePDFWebWorker = new Worker("AsposePDFforJS.js");
21+
AsposePDFWebWorker.onerror = evt => console.log(`Error from Web Worker: ${evt.message}`);
22+
AsposePDFWebWorker.onmessage = evt => document.getElementById('output').textContent =
23+
(evt.data == 'ready') ? 'loaded!' :
24+
(evt.data.json.errorCode == 0) ? `Result:\n${DownloadFile(evt.data.json.fileNameResult, "application/vnd.adobe.xfdf", evt.data.params[0])}` : `Error: ${evt.data.json.errorText}`;
25+
26+
/*Event handler*/
27+
const ffileExportXfdf = e => {
28+
const file_reader = new FileReader();
29+
file_reader.onload = event => {
30+
/*Export from a PDF-file with AcroForm to XFDF and save the "ResultPDFExportXfdf.xfdf" - Ask Web Worker*/
31+
AsposePDFWebWorker.postMessage({ "operation": 'AsposePdfExportXfdf', "params": [event.target.result, e.target.files[0].name, "ResultPDFExportXfdf.xfdf"] }, [event.target.result]);
32+
};
33+
file_reader.readAsArrayBuffer(e.target.files[0]);
34+
};
35+
/// [Code snippet]
36+
37+
/*Make a link to download the result file*/
38+
const DownloadFile = (filename, mime, content) => {
39+
mime = mime || "application/octet-stream";
40+
var link = document.createElement("a");
41+
link.href = URL.createObjectURL(new Blob([content], {type: mime}));
42+
link.download = filename;
43+
link.innerHTML = "Click here to download the file " + filename;
44+
document.body.appendChild(link);
45+
document.body.appendChild(document.createElement("br"));
46+
return filename;
47+
}
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</script>
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</html>

‎snippets/AsposePdfExportXml.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1">
6+
<meta charset="UTF-8">
7+
<title>Aspose.PDF for JavaScript via C++</title>
8+
</head>
9+
10+
<body>
11+
<label for="fileExportXml">Choose a PDF-file with AcroForm to export to XML</label>
12+
<input type="file" id="fileExportXml" accept="application/pdf" onchange="ffileExportXml(event)">
13+
<br>
14+
<pre id="output"></pre>
15+
</body>
16+
<!-- Load and initiate Aspose.PDF for JavaScript via C++ -->
17+
<script type="text/javascript" async src="AsposePDFforJS.js"></script>
18+
<script type="text/javascript">
19+
/// [Code snippet]
20+
var ffileExportXml = function (e) {
21+
const file_reader = new FileReader();
22+
file_reader.onload = (event) => {
23+
/*Export from a PDF-file with AcroForm to XML and save the "ResultPDFExportXml.xml"*/
24+
const json = AsposePdfExportXml(event.target.result, e.target.files[0].name, "ResultPDFExportXml.xml");
25+
if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
26+
else document.getElementById('output').textContent = json.errorText;
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/*Make a link to download the result file*/
28+
DownloadFile(json.fileNameResult, "application/xml");
29+
}
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file_reader.readAsArrayBuffer(e.target.files[0]);
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}
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/// [Code snippet]
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</script>
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</html>

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