Release 0.23: Reduce PDF file size with flateEncode()

README.rst

@@ -36,10 +36,14 @@ A video tutorial that shows how to install and use this LibreOffice extension is
 Release notes
 =============
 
+* Version 0.23 dated July 26th 2020:
+
+  * Reduce Factur-X PDF file size via the use of flateEncode()
+
 * Version 0.22 dated January 11th 2020:
 
   * New icon for the extension and for the menu entry
- 
+
 * Version 0.21 dated January 8th 2020:
 
   * Add german translation and invoice sample (contributed by Jochen Staerk)

extension/description.xml

@@ -4,7 +4,7 @@
                          xmlns:d="http://openoffice.org/extensions/description/2006">
 
     <identifier value="com.akretion.factur-x" />
-    <version value="0.22" />
+    <version value="0.23" />
     <platform value="all" />
     <display-name>
         <name lang="en">Factur-X Invoice Generator</name>

extension/package/libreoffice_facturx_macro.py

@@ -667,6 +667,7 @@ def _filespec_additional_attachments(
         })
     file_entry = DecodedStreamObject()
     file_entry.setData(file_bin)
+    file_entry = file_entry.flateEncode()
     file_mimetype = mimetypes.guess_type(filename)[0]
     if not file_mimetype:
         file_mimetype = 'application/octet-stream'
@@ -709,6 +710,7 @@ def _facturx_update_metadata_add_attachment(
         })
     file_entry = DecodedStreamObject()
     file_entry.setData(facturx_xml_str)  # here we integrate the file itself
+    file_entry = file_entry.flateEncode()
     file_entry.update({
         NameObject("/Type"): NameObject("/EmbeddedFile"),
         NameObject("/Params"): params_dict,
@@ -766,6 +768,7 @@ def _facturx_update_metadata_add_attachment(
     metadata_xml_str = _prepare_pdf_metadata_xml(facturx_level, pdf_metadata)
     metadata_file_entry = DecodedStreamObject()
     metadata_file_entry.setData(metadata_xml_str)
+    metadata_file_entry = metadata_file_entry.flateEncode()
     metadata_file_entry.update({
         NameObject('/Subtype'): NameObject('/XML'),
         NameObject('/Type'): NameObject('/Metadata'),