added metadata error channel support

Author: martinrode

fas_config/cookbook_metadata_example.yml

@@ -47,3 +47,33 @@ recipes:
               - type: file_out
                 file:
                   name: "example_metadata.json"
+  example-request-only-with-error:
+    class: _metadata
+    metadata:
+      - file: "example_metadata.json"
+    displayname:
+      de-DE: Beispiel Metadaten Mapping (with error)
+      en-US: Example Metadaten Mapping (with error)
+    mapping:
+      exec:
+        service: node
+        commands:
+          - prog: node
+            stdout:
+              type: body
+            args:
+              - "-e"
+              - "require('fs').createReadStream(process.argv[1]).pipe(process.stdout)"
+              - "%_exec.pluginDir%/fas_config/request_only_mapping_with_error.json"
+    execs:
+      - service: node
+        commands:
+          - prog: node
+            args:
+              - "-e"
+              # read request_only_metadata.json (arg 1) and write to example_metadata.json (arg 2)
+              - "console.error('Current working directory:', process.cwd()); require('fs').createReadStream(process.argv[1]).pipe(require('fs').createWriteStream(process.argv[2]));"
+              - "%_exec.pluginDir%/fas_config/request_only_metadata_with_error.json"
+              - type: file_out
+                file:
+                  name: "example_metadata.json"

fas_config/custom_produce.yml

@@ -14,6 +14,12 @@ custommetadata:
     extensions:
       - png
       - jpg
+  - recipename: fylr_example:example_metadata:example-request-only-with-error
+    includeversions: false
+    metadata_request_only: true
+    extensions:
+      - png
+      - jpg
 
 classes:
   image:

fas_config/request_only_mapping_with_error.json

@@ -0,0 +1,16 @@
+{
+    "import": {
+        "fields": [
+            {
+                "name": "dummy1",
+                "displayname": {
+                    "de-DE": "Dummy Field 1",
+                    "en-US": "Dummy Field 1"
+                },
+                "error_json_import": "plugin-example.test.error",
+                "json_import": "plugin-example.test.fields.dummy",
+                "json_import_type": "text"
+            }
+        ]
+    }
+}

fas_config/request_only_metadata_with_error.json

@@ -0,0 +1,7 @@
+{
+    "plugin-example": {
+        "test": {
+            "error": "This didn't work"
+        }
+    }
+}