feat: support relative path for data root and BagIt format

rocrate_validator/cli/commands/validate.py

@@ -135,6 +135,13 @@ def get_single_char(console: Optional[Console] = None, end: str = "\n",
 
 @cli.command("validate")
 @click.argument("rocrate-uri", callback=validate_uri, default=".")
+@click.option(
+    '-rr',
+    '--relative-root-path',
+    help="Use root-relative paths for all file references in the RO-Crate",
+    default=None,
+    show_default=True
+)
 @click.option(
     '-ff',
     '--fail-fast',
@@ -269,6 +276,7 @@ def validate(ctx,
              requirement_severity_only: bool = False,
              skip_checks: list[str] = None,
              rocrate_uri: Path = ".",
+             relative_root_path: Optional[Path] = None,
              fail_fast: bool = False,
              no_paging: bool = False,
              verbose: bool = False,
@@ -330,6 +338,7 @@ def validate(ctx,
             "requirement_severity_only": requirement_severity_only,
             "enable_profile_inheritance": not disable_profile_inheritance,
             "rocrate_uri": rocrate_uri,
+            "rocrate_relative_root_path": relative_root_path,
             "abort_on_first": fail_fast,
             "skip_checks": skip_checks_list
         }
@@ -838,7 +847,7 @@ def show_validation_details(self, pager: Pager, enable_pager: bool = True):
                 Padding("\n[bold]The following requirements have not meet: [/bold]", (0, 2)), style="white")
             for requirement in sorted(result.failed_requirements, key=lambda x: x.identifier):
                 console.print(
-                    Align(f"\n[profile: [magenta bold]{requirement.profile.name }[/magenta bold]]", align="right")
+                    Align(f"\n[profile: [magenta bold]{requirement.profile.name}[/magenta bold]]", align="right")
                 )
                 console.print(
                     Padding(

rocrate_validator/models.py

@@ -1573,10 +1573,10 @@ def get_failed_checks_by_requirement_and_severity(
                 and check.severity == severity]
 
     def __str__(self) -> str:
-        return f"Validation result: passed={len(self.failed_checks)==0}, {len(self._issues)} issues"
+        return f"Validation result: passed={len(self.failed_checks) == 0}, {len(self._issues)} issues"
 
     def __repr__(self):
-        return f"ValidationResult(passed={len(self.failed_checks)==0},issues={self._issues})"
+        return f"ValidationResult(passed={len(self.failed_checks) == 0},issues={self._issues})"
 
     def __eq__(self, other: object) -> bool:
         if not isinstance(other, ValidationResult):
@@ -1641,6 +1641,8 @@ class ValidationSettings:
     """
     #: The URI of the RO-Crate
     rocrate_uri: URI
+    #: The relative root path of the RO-Crate
+    rocrate_relative_root_path: Optional[Path] = None
     # Profile settings
     #: The path to the profiles
     profiles_path: Path = DEFAULT_PROFILES_PATH
@@ -1824,7 +1826,7 @@ def __str__(self) -> str:
 
     def __repr__(self) -> str:
         return f"RequirementCheckValidationEvent(event_type={self.event_type}, " \
-               f"requirement_check={self.requirement_check})"
+            f"requirement_check={self.requirement_check})"
 
     def __eq__(self, other: object) -> bool:
         if not isinstance(other, RequirementCheckValidationEvent):
@@ -1993,7 +1995,8 @@ def __init__(self, validator: Validator, settings: ValidationSettings):
         self._properties = {}
 
         # initialize the ROCrate object
-        self._rocrate = ROCrate.new_instance(settings.rocrate_uri)
+        self._rocrate = ROCrate.new_instance(settings.rocrate_uri,
+                                             relative_root_path=settings.rocrate_relative_root_path)
         assert isinstance(self._rocrate, ROCrate), "Invalid RO-Crate instance"
 
     @property