mirror of
https://github.com/gristlabs/grist-core.git
synced 2024-10-27 20:44:07 +00:00
b82eec714a
Summary: this moves sandbox/grist to core, and adds a requirements.txt file for reconstructing the content of sandbox/thirdparty. Test Plan: existing tests pass. Tested core functionality manually. Tested docker build manually. Reviewers: dsagal Reviewed By: dsagal Differential Revision: https://phab.getgrist.com/D2563
120 lines
3.7 KiB
Python
120 lines
3.7 KiB
Python
"""
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This module defines what sandbox functions are made available to the Node controller,
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and starts the grist sandbox. See engine.py for the API documentation.
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"""
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import sys
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sys.path.append('thirdparty')
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# pylint: disable=wrong-import-position
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import marshal
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import functools
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import actions
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import sandbox
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import engine
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import migrations
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import schema
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import useractions
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import objtypes
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import logger
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log = logger.Logger(__name__, logger.INFO)
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def export(method):
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# Wrap each method so that it logs a message that it's being called.
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@functools.wraps(method)
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def wrapper(*args, **kwargs):
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log.debug("calling %s" % method.__name__)
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return method(*args, **kwargs)
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sandbox.register(method.__name__, wrapper)
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def table_data_from_db(table_name, table_data_repr):
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if table_data_repr is None:
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return actions.TableData(table_name, [], {})
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table_data_parsed = marshal.loads(table_data_repr)
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id_col = table_data_parsed.pop("id")
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return actions.TableData(table_name, id_col,
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actions.decode_bulk_values(table_data_parsed, _decode_db_value))
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def _decode_db_value(value):
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# Decode database values received from SQLite's allMarshal() call. These are encoded by
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# marshalling certain types and storing as BLOBs (received in Python as binary strings, as
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# opposed to text which is received as unicode). See also encodeValue() in DocStorage.js
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# TODO For the moment, the sandbox uses binary strings throughout (with text in utf8 encoding).
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# We should switch to representing text with unicode instead. This requires care, at least in
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# fixing various occurrences of str() in our code, which may fail and which return wrong type.
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t = type(value)
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if t == unicode:
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return value.encode('utf8')
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elif t == str:
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return objtypes.decode_object(marshal.loads(value))
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else:
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return value
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def main():
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eng = engine.Engine()
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@export
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def apply_user_actions(action_reprs):
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action_group = eng.apply_user_actions([useractions.from_repr(u) for u in action_reprs])
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return eng.acl_split(action_group).to_json_obj()
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@export
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def fetch_table(table_id, formulas=True, query=None):
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return actions.get_action_repr(eng.fetch_table(table_id, formulas=formulas, query=query))
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@export
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def fetch_table_schema():
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return eng.fetch_table_schema()
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@export
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def fetch_snapshot():
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action_group = eng.fetch_snapshot()
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return eng.acl_split(action_group).to_json_obj()
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@export
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def autocomplete(txt, table_id):
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return eng.autocomplete(txt, table_id)
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@export
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def find_col_from_values(values, n, opt_table_id):
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return eng.find_col_from_values(values, n, opt_table_id)
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@export
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def fetch_meta_tables(formulas=True):
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return {table_id: actions.get_action_repr(table_data)
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for (table_id, table_data) in eng.fetch_meta_tables(formulas).iteritems()}
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@export
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def load_meta_tables(meta_tables, meta_columns):
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return eng.load_meta_tables(table_data_from_db("_grist_Tables", meta_tables),
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table_data_from_db("_grist_Tables_column", meta_columns))
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@export
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def load_table(table_name, table_data):
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return eng.load_table(table_data_from_db(table_name, table_data))
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@export
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def create_migrations(all_tables):
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doc_actions = migrations.create_migrations(
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{t: table_data_from_db(t, data) for t, data in all_tables.iteritems()})
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return map(actions.get_action_repr, doc_actions)
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@export
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def get_version():
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return schema.SCHEMA_VERSION
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@export
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def get_formula_error(table_id, col_id, row_id):
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return objtypes.encode_object(eng.get_formula_error(table_id, col_id, row_id))
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export(eng.load_empty)
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export(eng.load_done)
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sandbox.run()
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if __name__ == "__main__":
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main()
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