capture ROBOT errors, validate result graph IRI

TaskfileCustom.yaml

@@ -7,7 +7,7 @@ vars:
 tasks:
 
   download_robot:
-    desc: Download ROBOT jar and bash script
+    desc: Download ROBOT jar
     cmds:
       - mkdir -p {{.ROBOT_DIR}}
       - curl -L -C - -o {{.ROBOT_DIR}}/robot.jar https://github.com/ontodev/robot/releases/download/v1.9.6/robot.jar

cmem_plugin_robotreason/plugin_robotreason.py

@@ -16,6 +16,7 @@
     tostring,
 )
 
+import validators.url
 from cmem.cmempy.dp.proxy.graph import get, get_graph_import_tree, post_streamed
 from cmem_plugin_base.dataintegration.context import ExecutionContext
 from cmem_plugin_base.dataintegration.description import Icon, Plugin, PluginParameter
@@ -257,6 +258,8 @@ def __init__(  # noqa: PLR0913
             raise ValueError("Result graph IRI cannot be the same as the data graph IRI.")
         if result_iri == ontology_graph_iri:
             raise ValueError("Result graph IRI cannot be the same as the ontology graph IRI.")
+        if not validators.url(result_iri):
+            raise ValueError("Result graph IRI is invalid")
 
     def create_xml_catalog_file(self, graphs: dict) -> None:
         """Create XML catalog file"""
@@ -354,8 +357,11 @@ def reason(self, graphs: dict) -> None:
             f'--typed-annotation dc:created "{utctime}" xsd:dateTime '
             f'--output "{self.temp}/result.ttl"'
         )
-
-        run(shlex.split(cmd), check=False)  # noqa: S603
+        response = run(shlex.split(cmd), check=False, capture_output=True)  # noqa: S603
+        if response.stdout:
+            raise OSError(response.stdout.decode())
+        if response.stderr:
+            raise OSError(response.stderr.decode())
 
     def send_result(self) -> None:
         """Send result"""

pyproject.toml

@@ -21,6 +21,7 @@ homepage = "https://github.com/eccenca/cmem-plugin-robotreason"
 # if you need to change python version here, change it also in .python-version
 python = "^3.11"
 defusedxml = "^0.7.1"
+validators = "^0.28.3"
 
 [tool.poetry.dependencies.cmem-plugin-base]
 version = "^4.5.0"