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Merge remote-tracking branch 'guerler/validate_workflow' into dev

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Dannon Baker
2016-11-16 15:43:32 -05:00
parent e5b69a711d 4e6e7d36f8
commit 0b8fc7c8cc
1 changed files with 4 additions and 0 deletions
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lib/galaxy/managers/workflows.py
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@@ -344,6 +344,10 @@ class WorkflowContentsManager(UsesAnnotations):
Builds workflow dictionary used by run workflow form
"""
workflow = stored.latest_workflow
if len( workflow.steps ) == 0:
raise exceptions.MessageException( 'Workflow cannot be run because it does not have any steps.' )
if workflow.has_cycles:
raise exceptions.MessageException( 'Workflow cannot be run because it contains cycles.' )
trans.workflow_building_mode = workflow_building_modes.USE_HISTORY
module_injector = WorkflowModuleInjector( trans )
has_upgrade_messages = False