mirror of
https://github.com/dnlbauer/cordra-mcp.git
synced 2026-09-10 13:45:30 +00:00
wip: temporary commit - code needs refactoring for better organization
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@@ -2,6 +2,7 @@
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import asyncio
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import json
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import logging
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from mcp.server.fastmcp import FastMCP
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@@ -20,6 +21,8 @@ mcp = FastMCP("mcp-cordra")
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config = CordraConfig()
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cordra_client = CordraClient(config)
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logger = logging.getLogger(__name__)
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@mcp.resource("cordra://objects/{prefix}/{suffix}", name="cordra-object", description="Retrieve a Cordra digital object by ID")
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async def get_cordra_object(prefix: str, suffix: str) -> str:
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@@ -35,6 +38,7 @@ async def get_cordra_object(prefix: str, suffix: str) -> str:
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Raises:
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RuntimeError: If the object is not found or there's an API error
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"""
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object_id = f"{prefix}/{suffix}"
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try:
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digital_object = await cordra_client.get_object(object_id)
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@@ -51,56 +55,12 @@ async def get_cordra_object(prefix: str, suffix: str) -> str:
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raise RuntimeError(f"Failed to retrieve object {object_id}: {e}") from e
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@mcp.resource("cordra://schemas", name="cordra-schemas-list", description="List available Cordra type schemas")
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async def list_cordra_schemas() -> str:
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"""List available Cordra type schemas.
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Returns:
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JSON array of available schema names
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Raises:
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RuntimeError: If there's an API error
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"""
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try:
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# Use the client's find method to get all schema objects
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schemas = await cordra_client.find("type:Schema")
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# Extract the names from the schema objects
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schema_names = []
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for schema in schemas:
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if isinstance(schema, dict) and 'content' in schema and 'name' in schema['content']:
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schema_names.append(schema['content']['name'])
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result = {
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"schemas": schema_names,
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"count": len(schema_names)
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}
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return json.dumps(result, indent=2)
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except CordraAuthenticationError as e:
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raise RuntimeError(f"Authentication failed: {e}") from e
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except CordraClientError as e:
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raise RuntimeError(f"Failed to list schemas: {e}") from e
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@mcp.resource("cordra://schemas/{schema_name}", name="cordra-schema", description="Retrieve a specific Cordra schema definition by name")
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async def get_cordra_schema(schema_name: str) -> str:
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"""Retrieve a Cordra schema definition by its name.
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Args:
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schema_name: The name of the schema to retrieve (e.g., 'Person', 'Document')
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Returns:
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JSON representation of the schema definition
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Raises:
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RuntimeError: If the schema is not found or there's an API error
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"""
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async def create_schema_resource(schema_name: str) -> str:
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"""Create content for a specific schema resource."""
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try:
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schema_object = await cordra_client.get_schema(schema_name)
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schema_dict = schema_object.model_dump()
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return json.dumps(schema_dict, indent=2)
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except CordraNotFoundError:
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raise RuntimeError(f"Schema not found: {schema_name}")
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except CordraAuthenticationError as e:
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@@ -109,6 +69,37 @@ async def get_cordra_schema(schema_name: str) -> str:
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raise RuntimeError(f"Failed to retrieve schema {schema_name}: {e}") from e
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async def register_schema_resources():
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"""Register individual schema resources dynamically."""
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try:
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# Get all available schemas
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schemas = await cordra_client.find("type:Schema")
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# Add individual schema resources
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for schema in schemas:
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if isinstance(schema, dict) and 'content' in schema and 'name' in schema['content']:
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schema_name = schema['content']['name']
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# Create an async resource handler for this specific schema
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# Use a closure to capture the schema_name properly
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def make_schema_handler(captured_name):
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async def schema_handler():
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return await create_schema_resource(captured_name)
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return schema_handler
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# Register using the decorator approach
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mcp.resource(
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f"cordra://schemas/{schema_name}",
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name=f"cordra-schema-{schema_name}",
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description=f"Cordra schema definition for {schema_name}"
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)(make_schema_handler(schema_name))
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logger.info(f"Registered {len(schemas)} schema resources")
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except Exception as e:
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logger.warning(f"Failed to register schema resources: {e}")
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@mcp.tool()
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async def ping() -> str:
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"""Simple ping tool to test server connectivity."""
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@@ -117,7 +108,12 @@ async def ping() -> str:
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def main() -> None:
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"""Main entry point for the MCP server."""
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asyncio.run(mcp.run()) # type: ignore
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async def startup():
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await register_schema_resources()
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# Run startup tasks, then start the server
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asyncio.run(startup())
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mcp.run()
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if __name__ == "__main__":
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