mirror of
https://github.com/graphql-python/graphene-django.git
synced 2024-11-15 14:17:55 +03:00
76 lines
2.3 KiB
Python
76 lines
2.3 KiB
Python
import importlib
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import json
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from django.core.management.base import BaseCommand, CommandError
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from graphene_django.settings import graphene_settings
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class CommandArguments(BaseCommand):
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def add_arguments(self, parser):
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parser.add_argument(
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"--schema",
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type=str,
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dest="schema",
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default=graphene_settings.SCHEMA,
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help="Django app containing schema to dump, e.g. myproject.core.schema.schema",
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)
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parser.add_argument(
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"--out",
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type=str,
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dest="out",
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default=graphene_settings.SCHEMA_OUTPUT,
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help="Output file, --out=- prints to stdout (default: schema.json)",
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)
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parser.add_argument(
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"--indent",
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type=int,
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dest="indent",
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default=graphene_settings.SCHEMA_INDENT,
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help="Output file indent (default: None)",
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)
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class Command(CommandArguments):
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help = "Dump Graphene schema JSON to file"
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can_import_settings = True
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def save_file(self, out, schema_dict, indent):
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with open(out, "w") as outfile:
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json.dump(schema_dict, outfile, indent=indent, sort_keys=True)
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def handle(self, *args, **options):
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options_schema = options.get("schema")
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if options_schema and type(options_schema) is str:
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module_str, schema_name = options_schema.rsplit(".", 1)
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mod = importlib.import_module(module_str)
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schema = getattr(mod, schema_name)
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elif options_schema:
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schema = options_schema
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else:
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schema = graphene_settings.SCHEMA
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out = options.get("out") or graphene_settings.SCHEMA_OUTPUT
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if not schema:
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raise CommandError(
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"Specify schema on GRAPHENE.SCHEMA setting or by using --schema"
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)
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indent = options.get("indent")
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schema_dict = {"data": schema.introspect()}
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if out == "-":
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self.stdout.write(json.dumps(schema_dict, indent=indent, sort_keys=True))
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else:
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self.save_file(out, schema_dict, indent)
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style = getattr(self, "style", None)
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success = getattr(style, "SUCCESS", lambda x: x)
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self.stdout.write(success("Successfully dumped GraphQL schema to %s" % out))
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