Add xml info to pdf metadata2 (#15)

* Bump to 2.3.0

* PR #7 Include XML information in PDF metadata (cmcproject)

* update mustang validator

* fixes fx:DocumentFileName / fx:DocumentType order

* remove `schemas/ZUGFeRD2p2_extension_schema.xmp` (replaced by `xmp_schema.py` generator)

* removes date and seller from pdf metadata subject to simplify the code and remove hard coded English language

* removes doc type date and seller from pdf metadata subject (incl. the restriction to documents of type 380) to simplify the code and remove hard coded English language

* remove unused (now) unused constant INVOICE_TYPE_CODE and avoid the use of use bare `except`

* removes failing "Invalid doc type! XML value for TypeCode shall be 380 for an invoice." test

* allows to supply explicit profile level and extends profile auto detection to cover XRECHNUNG

* minor code style improvements like lazy % formatting in logging functions (logging-fstring-interpolation)

* fixes style (black)

* tests of auto detecting a XRechnung v2 and v3 profiles

* blacking again

* tests for en16931 auto profile recognition and auto profile recognition failure

* black again

* typo

* allow users to set custom pdf metadata and the PDF language identifier used by PDF readers for blind people

* black

* spelling

* Update drafthorse/pdf.py

* Run black

---------

Co-authored-by: Raphael Michel <[email protected]>
Co-authored-by: Raphael Michel <[email protected]>

README.rst

@@ -22,6 +22,8 @@ further abstractions or simplifications. You can set and parse all parameters de
 All output is validated against the official XSDs, but no validation of profile levels
 (basic, comfort, extended) is performed.
 
+The profile level is detected automatically based on the XML data and added to the PDF metadata.
+
 Usage
 -----
 
@@ -112,7 +114,7 @@ Generating::
     # Note that the existing PDF should be compliant to PDF/A-3!
     # You can validate this here: https://www.pdf-online.com/osa/validate.aspx
     with open("input.pdf", "rb") as original_file:
-        new_pdf_bytes = attach_xml(original_file.read(), xml, 'EXTENDED')
+        new_pdf_bytes = attach_xml(original_file.read(), xml)
 
     with open("output.pdf", "wb") as f:
         f.write(new_pdf_bytes)
@@ -135,9 +137,9 @@ To validate files using mustang::
 
     git clone https://github.com/ZUGFeRD/mustangproject.git
     cd mustangproject
-    git checkout core-2.5.1
+    git checkout core-2.9.0
     ./mvnw clean package
-    java -jar Mustang-CLI/target/Mustang-CLI-2.5.1-SNAPSHOT.jar --action validate --source invoice.pdf
+    java -jar Mustang-CLI/target/Mustang-CLI-2.7.4-SNAPSHOT.jar --action validate --source invoice.pdf
 
 
 Credits and License

drafthorse/__init__.py

@@ -1 +1 @@
-version = "2.2.2"
+version = "2.3.0"

drafthorse/models/elements.py

@@ -15,6 +15,7 @@
 class BaseElementMeta(type):
     @classmethod
     def __prepare__(self, name, bases):
+        del name, bases
         return collections.OrderedDict()
 
     def __new__(mcls, name, bases, attrs):
@@ -50,7 +51,7 @@ def _etree_node(self):
 
     def to_etree(self):
         node = self._etree_node()
-        for k, v in self._data.items():
+        for _, v in self._data.items():
             if v is not None:
                 v.append_to(node)
         return node
@@ -309,7 +310,7 @@ def from_etree(self, root):
         self._text = root.text
         try:
             self._scheme_id = root.attrib["schemeID"]
-        except:
+        except Exception:
             root.attrib["schemeID"] = ""
             self._scheme_id = root.attrib["schemeID"]
         self._set_on_input = True
@@ -386,7 +387,7 @@ def to_etree(self):
     def from_etree(self, root):
         try:
             self._value = datetime.strptime(root.text, "%Y-%m-%dT%H:%M:%S").date()
-        except:
+        except Exception:
             self._value = ""
         self._set_on_input = True
         return self