From e908d00c83c81676b7f1f23fb4505c65413acf59 Mon Sep 17 00:00:00 2001
From: Dominik Stadler <dominik.stadler@gmx.at>
Date: Mon, 20 Nov 2023 07:43:52 +0100
Subject: [PATCH] Try adding docx -> pdf conversion using the xwpf-converter
 from opensagres

---
 poishadow/build.gradle                        |  1 +
 .../poiandroidtest/poitest/MainActivity.java  | 53 +++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/poishadow/build.gradle b/poishadow/build.gradle
index 79f6f3f6..ac3b3c7a 100644
--- a/poishadow/build.gradle
+++ b/poishadow/build.gradle
@@ -13,6 +13,7 @@ repositories {
 dependencies {
     implementation 'org.apache.poi:poi-ooxml:5.2.4'
     implementation 'org.apache.poi:poi-scratchpad:5.2.4'
+    implementation 'fr.opensagres.xdocreport:fr.opensagres.poi.xwpf.converter.pdf:2.0.4'
 
     implementation 'com.fasterxml:aalto-xml:1.3.0'
     implementation 'stax:stax-api:1.0.1'
diff --git a/poitest/src/main/java/org/dstadler/poiandroidtest/poitest/MainActivity.java b/poitest/src/main/java/org/dstadler/poiandroidtest/poitest/MainActivity.java
index ca82e0bb..55d5a3b2 100644
--- a/poitest/src/main/java/org/dstadler/poiandroidtest/poitest/MainActivity.java
+++ b/poitest/src/main/java/org/dstadler/poiandroidtest/poitest/MainActivity.java
@@ -49,9 +49,13 @@
 import java.util.List;
 import java.util.Map;
 
+import fr.opensagres.poi.xwpf.converter.pdf.PdfConverter;
+import fr.opensagres.poi.xwpf.converter.pdf.PdfOptions;
+
 public class MainActivity extends Activity {
 	// Request code for creating a PDF document.
 	private static final int CREATE_DOCX_FILE = 2;
+	private static final int CREATE_PDF_FILE = 3;
 
 	private int idCount = 0;
 
@@ -209,6 +213,23 @@ private void setupContent() throws IOException {
 					return "Writing to selected file";
 				}));
 
+		DummyContent.addItem(new DummyItemWithCode("c" + (idCount++),
+				"DOCX to PDF",
+				() -> {
+					Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
+					intent.addCategory(Intent.CATEGORY_OPENABLE);
+					intent.setType("application/pdf");
+					intent.putExtra(Intent.EXTRA_TITLE, "DocWithImage.pdf");
+
+					// Optionally, specify a URI for the directory that should be opened in
+					// the system file picker when your app creates the document.
+					//intent.putExtra(DocumentsContract.EXTRA_INITIAL_URI, "DocWithImage.docx");
+
+					startActivityForResult(intent, CREATE_PDF_FILE);
+
+					return "Writing to selected file";
+				}));
+
 		DummyContent.addItem(new DummyItemWithCode("c" + (idCount++), "Test Callable",
 				() -> "This is the result from the callable"));
 
@@ -345,6 +366,38 @@ public void onActivityResult(int requestCode, int resultCode, Intent resultData)
 					throw new IllegalStateException(e);
 				}
 			}
+		} else if (requestCode == CREATE_PDF_FILE
+				&& resultCode == Activity.RESULT_OK) {
+			// The result data contains a URI for the document or directory that
+			// the user selected.
+			if (resultData != null) {
+				Uri uri = resultData.getData();
+				// Perform operations on the document using its URI.
+
+				try (InputStream docFile = getResources().openRawResource(R.raw.lorem_ipsum)) {
+					XWPFDocument doc = new XWPFDocument(docFile);
+
+					try (InputStream pictureStream = getResources().openRawResource(R.raw.logo)) {
+						XWPFParagraph p = doc.createParagraph();
+
+						XWPFRun r = p.createRun();
+						r.setText("logo.jpg");
+						r.addBreak();
+						r.addPicture(pictureStream, Document.PICTURE_TYPE_JPEG,
+								"logo.jpg", toEMU(200),
+								toEMU(200)); // 200x200 pixels
+						r.addBreak(BreakType.PAGE);
+					}
+
+					try (ParcelFileDescriptor pdf = getContentResolver().openFileDescriptor(uri, "w")) {
+						try (OutputStream outputStream = new FileOutputStream(pdf.getFileDescriptor())) {
+							new PdfConverter().convert(doc, outputStream, PdfOptions.create());
+						}
+					}
+				} catch (Exception e) {
+					throw new IllegalStateException(e);
+				}
+			}
 		}
 	}
 }