--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/gxformat2/export.py	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,245 @@
+"""Functionality for converting a standard Galaxy workflow into a format 2 workflow."""
+
+import json
+from collections import OrderedDict
+
+from ._labels import Labels
+from ._yaml import ordered_dump
+
+
+def _copy_common_properties(from_native_step, to_format2_step):
+    annotation = from_native_step.get("annotation", "")
+    if annotation:
+        to_format2_step["doc"] = annotation
+    position = from_native_step.get("position", None)
+    if position:
+        to_format2_step["position"] = position
+
+
+def from_galaxy_native(native_workflow_dict, tool_interface=None, json_wrapper=False):
+    """Convert native .ga workflow definition to a format2 workflow.
+
+    This is highly experimental and currently broken.
+    """
+    data = OrderedDict()
+    data['class'] = 'GalaxyWorkflow'
+    _copy_common_properties(native_workflow_dict, data)
+    if "name" in native_workflow_dict:
+        data["label"] = native_workflow_dict.pop("name")
+    for top_level_key in ['tags', 'uuid', 'report']:
+        value = native_workflow_dict.get(top_level_key)
+        if value:
+            data[top_level_key] = value
+
+    native_steps = native_workflow_dict.get("steps")
+
+    label_map = {}
+    all_labeled = True
+    for key, step in native_steps.items():
+        label = step.get("label")
+        if not label:
+            all_labeled = False
+        label_map[str(key)] = label
+
+    inputs = OrderedDict()
+    outputs = OrderedDict()
+    steps = []
+
+    labels = Labels()
+
+    # For each step, rebuild the form and encode the state
+    for step in native_steps.values():
+        for workflow_output in step.get("workflow_outputs", []):
+            source = _to_source(workflow_output, label_map, output_id=step["id"])
+            output_id = labels.ensure_new_output_label(workflow_output.get("label"))
+            outputs[output_id] = {"outputSource": source}
+
+        module_type = step.get("type")
+        if module_type in ['data_input', 'data_collection_input', 'parameter_input']:
+            step_id = step["label"]  # TODO: auto-label
+            input_dict = {}
+            if module_type == 'data_collection_input':
+                input_dict['type'] = 'collection'
+            elif module_type == 'data_input':
+                input_dict['type'] = 'data'
+            elif module_type == "parameter_input":
+                tool_state = _tool_state(step)
+                input_dict['type'] = tool_state.get("parameter_type")
+            # TODO: handle parameter_input types
+            _copy_common_properties(step, input_dict)
+            # If we are only copying property - use the CWL-style short-hand
+            if len(input_dict) == 1:
+                inputs[step_id] = input_dict["type"]
+            else:
+                inputs[step_id] = input_dict
+            continue
+
+        if module_type == "pause":
+            step_dict = OrderedDict()
+            optional_props = ['label']
+            _copy_common_properties(step, step_dict)
+            _copy_properties(step, step_dict, optional_props=optional_props)
+            _convert_input_connections(step, step_dict, label_map)
+            step_dict["type"] = "pause"
+            steps.append(step_dict)
+            continue
+
+        if module_type == 'subworkflow':
+            step_dict = OrderedDict()
+            optional_props = ['label']
+            _copy_common_properties(step, step_dict)
+            _copy_properties(step, step_dict, optional_props=optional_props)
+            _convert_input_connections(step, step_dict, label_map)
+            _convert_post_job_actions(step, step_dict)
+            subworkflow_native_dict = step["subworkflow"]
+            subworkflow = from_galaxy_native(subworkflow_native_dict, tool_interface=tool_interface, json_wrapper=False)
+            step_dict["run"] = subworkflow
+            steps.append(step_dict)
+            continue
+
+        if module_type != 'tool':
+            raise NotImplementedError("Unhandled module type %s" % module_type)
+
+        step_dict = OrderedDict()
+        optional_props = ['label', 'tool_shed_repository']
+        required_props = ['tool_id', 'tool_version']
+        _copy_properties(step, step_dict, optional_props, required_props)
+        _copy_common_properties(step, step_dict)
+
+        tool_state = _tool_state(step)
+        tool_state.pop("__page__", None)
+        tool_state.pop("__rerun_remap_job_id__", None)
+        step_dict['tool_state'] = tool_state
+
+        _convert_input_connections(step, step_dict, label_map)
+        _convert_post_job_actions(step, step_dict)
+        steps.append(step_dict)
+
+    data['inputs'] = inputs
+    data['outputs'] = outputs
+
+    if all_labeled:
+        steps_dict = OrderedDict()
+        for step in steps:
+            label = step.pop("label")
+            steps_dict[label] = step
+        data['steps'] = steps_dict
+    else:
+        data['steps'] = steps
+
+    if json_wrapper:
+        return {
+            "yaml_content": ordered_dump(data)
+        }
+
+    return data
+
+
+def _tool_state(step):
+    tool_state = json.loads(step['tool_state'])
+    return tool_state
+
+
+def _copy_properties(from_native_step, to_format2_step, optional_props=[], required_props=[]):
+    for prop in optional_props:
+        value = from_native_step.get(prop)
+        if value:
+            to_format2_step[prop] = value
+    for prop in required_props:
+        value = from_native_step.get(prop)
+        to_format2_step[prop] = value
+
+
+def _convert_input_connections(from_native_step, to_format2_step, label_map):
+    in_dict = from_native_step.get("in", {}).copy()
+    input_connections = from_native_step['input_connections']
+    for input_name, input_defs in input_connections.items():
+        if not isinstance(input_defs, list):
+            input_defs = [input_defs]
+        for input_def in input_defs:
+            source = _to_source(input_def, label_map)
+            if input_name == "__NO_INPUT_OUTPUT_NAME__":
+                input_name = "$step"
+                assert source.endswith("/__NO_INPUT_OUTPUT_NAME__")
+                source = source[:-len("/__NO_INPUT_OUTPUT_NAME__")]
+            in_dict[input_name] = {
+                "source": source
+            }
+    to_format2_step["in"] = in_dict
+
+
+def _convert_post_job_actions(from_native_step, to_format2_step):
+
+    def _ensure_output_def(key):
+        if "outputs" in to_format2_step:
+            to_format2_step["out"] = to_format2_step.pop("outputs")
+        elif "out" not in to_format2_step:
+            to_format2_step["out"] = {}
+
+        outputs_dict = to_format2_step["out"]
+        if key not in outputs_dict:
+            outputs_dict[key] = {}
+        return outputs_dict[key]
+
+    if "post_job_actions" in from_native_step:
+        post_job_actions = from_native_step["post_job_actions"].copy()
+        to_remove_keys = []
+
+        for post_job_action_key, post_job_action_value in post_job_actions.items():
+            action_type = post_job_action_value["action_type"]
+            output_name = post_job_action_value.get("output_name")
+            action_args = post_job_action_value.get("action_arguments", {})
+
+            handled = True
+            if action_type == "RenameDatasetAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["rename"] = action_args["newname"]
+                handled = True
+            elif action_type == "HideDatasetAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["hide"] = True
+                handled = True
+            elif action_type == "DeleteIntermediatesAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["delete_intermediate_datasets"] = True
+            elif action_type == "ChangeDatatypeAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict['change_datatype'] = action_args
+                handled = True
+            elif action_type == "TagDatasetAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["add_tags"] = action_args["tags"].split(",")
+            elif action_type == "RemoveTagDatasetAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["remove_tags"] = action_args["tags"].split(",")
+            elif action_type == "ColumnSetAction":
+                output_dict = _ensure_output_def(output_name)
+                output_dict["set_columns"] = action_args
+            else:
+                handled = False
+
+            if handled:
+                to_remove_keys.append(post_job_action_key)
+
+        for to_remove in to_remove_keys:
+            del post_job_actions[to_remove]
+
+        if post_job_actions:
+            to_format2_step["post_job_actions"] = post_job_actions
+
+
+def _to_source(has_output_name, label_map, output_id=None):
+    output_id = output_id if output_id is not None else has_output_name['id']
+    output_id = str(output_id)
+    output_name = has_output_name['output_name']
+    output_label = label_map.get(output_id) or output_id
+    if output_name == "output":
+        source = output_label
+    else:
+        source = "%s/%s" % (output_label, output_name)
+    return source
+
+
+__all__ = (
+    'from_galaxy_native',
+)