161 lines
3.7 KiB
Python
Executable file
161 lines
3.7 KiB
Python
Executable file
#!/usr/bin/env python3
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import json as _json
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import datetime as _datetime
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def sql_format(
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value
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):
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if (value is None):
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return "NULL"
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else:
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if (type(value) == bool):
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return ('TRUE' if value else 'FALSE')
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elif (type(value) == int):
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return ("%u" % value)
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elif (type(value) == str):
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return ("'%s'" % value)
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else:
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raise ValueError("unhandled type: " + str(type(value)))
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def string_coin(
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template,
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arguments
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):
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result = template
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for (key, value, ) in arguments.items():
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result = result.replace("{{%s}}" % key, value)
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return result
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def file_read(
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path
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):
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handle = open(path, "r")
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content = handle.read()
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handle.close()
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return content
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def datetime_convert(
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datetime
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):
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return (
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None
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if
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(datetime is None)
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else
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string_coin(
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"{{timezone_shift}}|{{year}}-{{month}}-{{day}}{{macro_time}}",
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{
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"timezone_shift": ("%02u" % datetime["timezone_shift"]),
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"year": ("%04u" % datetime["date"]["year"]),
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"month": ("%02u" % datetime["date"]["month"]),
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"day": ("%02u" % datetime["date"]["day"]),
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"macro_time": (
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""
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if
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(datetime["time"] is None)
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else
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string_coin(
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"T{{hour}}:{{minute}}:{{second}}",
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{
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"hour": ("%02u" % datetime["time"]["hour"]),
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"minute": ("%02u" % datetime["time"]["minute"]),
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"second": ("%02u" % datetime["time"]["second"]),
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}
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)
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)
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}
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)
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)
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def main(
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):
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data = _json.loads(file_read("data/example.kal.json"))
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for user in data["users"]:
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print(
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string_coin(
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"INSERT INTO users(id,name) VALUES ({{id}},{{name}});\n",
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{
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"id": sql_format(user["id"]),
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"name": sql_format(user["object"]["name"]),
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}
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)
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)
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ids = {
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"local_resource": 0,
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"caldav_resource": 0,
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}
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for calendar in data["calendars"]:
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if (calendar["object"]["kind"] == "concrete"):
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ids["local_resource"] += 1
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print(
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string_coin(
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"INSERT INTO local_resources(id) VALUES ({{id}});\n",
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{
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"id": sql_format(ids["local_resource"])
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}
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)
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)
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for event in calendar["object"]["data"]["events"]:
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print(
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string_coin(
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"INSERT INTO local_resource_events(local_resource_id,name,begin,end,location,description) VALUES ({{local_resource_id}},{{name}},{{begin}},{{end}},{{location}},{{description}});\n",
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{
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"local_resource_id": sql_format(ids["local_resource"]),
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"name": sql_format(event["name"]),
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"begin": sql_format(datetime_convert(event["begin"])),
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"end": sql_format(datetime_convert(event["end"])),
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"location": sql_format(event["location"]),
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"description": sql_format(event["description"]),
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}
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)
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)
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print(
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string_coin(
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"INSERT INTO resources(kind,sub_id) VALUES ({{kind}},{{sub_id}});\n",
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{
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"kind": sql_format("local"),
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"sub_id": sql_format(ids["local_resource"])
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}
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)
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)
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elif (calendar["object"]["kind"] == "caldav"):
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ids["caldav_resource"] += 1
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print(
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string_coin(
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"INSERT INTO caldav_resources(id,url,read_only) VALUES ({{id}},{{url}},{{read_only}});\n",
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{
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"id": sql_format(ids["caldav_resource"]),
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"url": sql_format(calendar["object"]["data"]["url"]),
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"read_only": sql_format(calendar["object"]["data"]["read_only"]),
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}
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)
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)
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print(
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string_coin(
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"INSERT INTO resources(kind,sub_id) VALUES ({{kind}},{{sub_id}});\n",
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{
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"kind": sql_format("caldav"),
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"sub_id": sql_format(ids["caldav_resource"])
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}
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)
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)
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else:
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raise ValueError("invalid")
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print(
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string_coin(
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"INSERT INTO calendars(name,public,resource_id) VALUES ({{name}},{{public}},LAST_INSERT_ROWID());\n",
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{
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"name": sql_format(calendar["object"]["data"]["name"]),
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"public": sql_format(not calendar["object"]["data"]["private"]),
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}
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)
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)
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main()
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