-from turbot.blocks import input_block
+from slack.errors import SlackApiError
+from turbot.blocks import input_block, section_block, text_block
+import turbot.rot
import turbot.sheets
+import turbot.slack
import json
import re
import requests
-import turbot.rot
+from botocore.exceptions import ClientError
+from turbot.slack import slack_send_message
+
+actions = {}
+commands = {}
+submission_handlers = {}
+
+# Hunt/Puzzle IDs are restricted to lowercase letters, numbers, and underscores
+valid_id_re = r'^[_a-z0-9]+$'
+
+lambda_ok = {'statusCode': 200}
+
+def bot_reply(message):
+ """Construct a return value suitable for a bot reply
+
+ This is suitable as a way to give an error back to the user who
+ initiated a slash command, for example."""
+
+ return {
+ 'statusCode': 200,
+ 'body': message
+ }
+
+def submission_error(field, error):
+ """Construct an error suitable for returning for an invalid submission.
+
+ Returning this value will prevent a submission and alert the user that
+ the given field is invalid because of the given error."""
+
+ print("Rejecting invalid modal submission: {}".format(error))
+
+ return {
+ 'statusCode': 200,
+ 'headers': {
+ "Content-Type": "application/json"
+ },
+ 'body': json.dumps({
+ "response_action": "errors",
+ "errors": {
+ field: error
+ }
+ })
+ }
def new_hunt(turb, payload):
"""Handler for the action of user pressing the new_hunt button"""
view = {
"type": "modal",
- "private_metadata": "new_hunt",
+ "private_metadata": json.dumps({}),
"title": { "type": "plain_text", "text": "New Hunt" },
"submit": { "type": "plain_text", "text": "Create" },
"blocks": [
if (result['ok']):
submission_handlers[result['view']['id']] = new_hunt_submission
- return {
- 'statusCode': 200,
- 'body': 'OK'
- }
+ return lambda_ok
-def new_hunt_submission(turb, payload):
+actions['button'] = {"new_hunt": new_hunt}
+
+def new_hunt_submission(turb, payload, metadata):
"""Handler for the user submitting the new hunt modal
This is the modal view presented to the user by the new_hunt
function above."""
state = payload['view']['state']['values']
+ user_id = payload['user']['id']
name = state['name']['name']['value']
hunt_id = state['hunt_id']['hunt_id']['value']
url = state['url']['url']['value']
# Validate that the hunt_id contains no invalid characters
- if not re.match(r'[_a-zA-Z0-9]+$', hunt_id):
- print("Hunt ID field is invalid. Attmpting to return a clean error.")
- return {
- 'statusCode': 200,
- 'headers': {
- "Content-Type": "application/json"
- },
- 'body': json.dumps({
- "response_action": "errors",
- "errors": {
- "hunt_id": "Hunt ID can only contain letters, "
- + "numbers, and underscores"
- }
- })
- }
+ if not re.match(valid_id_re, hunt_id):
+ return submission_error("hunt_id",
+ "Hunt ID can only contain lowercase letters, "
+ + "numbers, and underscores")
- # Create a channel for the hunt
- response = turb.slack_client.conversations_create(name=hunt_id)
+ # Check to see if the hunts table exists
+ hunts_table = turb.db.Table("hunts")
- if not response['ok']:
- print("Error creating channel for hunt {}: {}"
- .format(name, str(response)))
- return {
- 'statusCode': 400
- }
+ try:
+ exists = hunts_table.table_status in ("CREATING", "UPDATING",
+ "ACTIVE")
+ except ClientError:
+ exists = False
+
+ # Create the hunts table if necessary.
+ if not exists:
+ hunts_table = turb.db.create_table(
+ TableName='hunts',
+ KeySchema=[
+ {'AttributeName': 'channel_id', 'KeyType': 'HASH'},
+ ],
+ AttributeDefinitions=[
+ {'AttributeName': 'channel_id', 'AttributeType': 'S'},
+ ],
+ ProvisionedThroughput={
+ 'ReadCapacityUnits': 5,
+ 'WriteCapacityUnits': 5
+ }
+ )
+ return submission_error("hunt_id",
+ "Still bootstrapping hunts table. Try again.")
- user_id = payload['user']['id']
- channel_id = response['channel']['id']
+ # Create a channel for the hunt
+ try:
+ response = turb.slack_client.conversations_create(name=hunt_id)
+ except SlackApiError as e:
+ return submission_error("hunt_id",
+ "Error creating Slack channel: {}"
+ .format(e.response['error']))
- # Create a sheet for the channel
- sheet = turbot.sheets.sheets_create(turb, hunt_id)
+ channel_id = response['channel']['id']
# Insert the newly-created hunt into the database
- hunts_table = turb.db.Table("hunts")
+ # (leaving it as non-active for now until the channel-created handler
+ # finishes fixing it up with a sheet and a companion table)
hunts_table.put_item(
Item={
'channel_id': channel_id,
- "active": True,
+ "active": False,
"name": name,
"hunt_id": hunt_id,
- "url": url,
- "sheet_url": sheet['url']
+ "url": url
}
)
# Invite the initiating user to the channel
turb.slack_client.conversations_invite(channel=channel_id, users=user_id)
- # Message the channel with the URL of the sheet
- turb.slack_client.chat_postMessage(channel=channel_id,
- text="Sheet created for this hunt: {}"
- .format(sheet['url']))
-
- return {
- 'statusCode': 200,
- }
+ return lambda_ok
def view_submission(turb, payload):
"""Handler for Slack interactive view submission
Specifically, those that have a payload type of 'view_submission'"""
- view_id = payload['view']['private_metadata']
+ view_id = payload['view']['id']
+ metadata = payload['view']['private_metadata']
if view_id in submission_handlers:
- return submission_handlers[view_id](turb, payload)
+ return submission_handlers[view_id](turb, payload, metadata)
print("Error: Unknown view ID: {}".format(view_id))
return {
else:
turb.slack_client.chat_postMessage(channel=channel_id, text=result)
- return {
- 'statusCode': 200,
- 'body': ""
- }
+ return lambda_ok
+
+commands["/rot"] = rot
+
+def get_table_item(turb, table_name, key, value):
+ """Get an item from the database 'table_name' with 'key' as 'value'
+
+ Returns a tuple of (item, table) if found and (None, None) otherwise."""
+
+ table = turb.db.Table(table_name)
+
+ response = table.get_item(Key={key: value})
+
+ if 'Item' in response:
+ return (response['Item'], table)
+ else:
+ return (None, None)
+
+def channel_is_puzzle(turb, channel_id, channel_name):
+ """Given a channel ID/name return the database item for the puzzle
+
+ If this channel is a puzzle, this function returns a tuple:
+
+ (puzzle, table)
+
+ Where puzzle is dict filled with database entries, and table is a
+ database table that can be used to update the puzzle in the
+ database.
+
+ Otherwise, this function returns (None, None)."""
+
+ hunt_id = channel_name.split('-')[0]
+
+ # Not a puzzle channel if there is no hyphen in the name
+ if hunt_id == channel_name:
+ return (None, None)
+
+ return get_table_item(turb, hunt_id, 'channel_id', channel_id)
+
+def channel_is_hunt(turb, channel_id):
+
+ """Given a channel ID/name return the database item for the hunt
+
+ Returns a dict (filled with database entries) if there is a hunt
+ for this channel, otherwise returns None."""
+
+ return get_table_item(turb, "hunts", 'channel_id', channel_id)
+
+def find_hunt_for_channel(turb, channel_id, channel_name):
+ """Given a channel ID/name find the id/name of the hunt for this channel
+
+ This works whether the original channel is a primary hunt channel,
+ or if it is one of the channels of a puzzle belonging to the hunt.
+
+ Returns a tuple of (hunt_name, hunt_id) or (None, None)."""
+
+ (hunt, _) = channel_is_hunt(turb, channel_id)
+
+ if hunt:
+ return (hunt['hunt_id'], hunt['name'])
+
+ # So we're not a hunt channel, let's look to see if we are a
+ # puzzle channel with a hunt-id prefix.
+ hunt_id = channel_name.split('-')[0]
+
+ hunts_table = turb.db.Table("hunts")
+
+ response = hunts_table.scan(
+ FilterExpression='hunt_id = :hunt_id',
+ ExpressionAttributeValues={':hunt_id': hunt_id}
+ )
-actions = {
- "button": {
- "new_hunt": new_hunt
+ if 'Items' in response and len(response['Items']):
+ item = response['Items'][0]
+ return (item['hunt_id'], item['name'])
+
+ return (None, None)
+
+def puzzle(turb, body, args):
+ """Implementation of the /puzzle command
+
+ The args string is currently ignored (this command will bring up
+ a modal dialog for user input instead)."""
+
+ channel_id = body['channel_id'][0]
+ channel_name = body['channel_name'][0]
+ trigger_id = body['trigger_id'][0]
+
+ (hunt_id, hunt_name) = find_hunt_for_channel(turb,
+ channel_id,
+ channel_name)
+
+ if not hunt_id:
+ return bot_reply("Sorry, this channel doesn't appear to "
+ + "be a hunt or puzzle channel")
+
+ view = {
+ "type": "modal",
+ "private_metadata": json.dumps({
+ "hunt_id": hunt_id,
+ }),
+ "title": {"type": "plain_text", "text": "New Puzzle"},
+ "submit": { "type": "plain_text", "text": "Create" },
+ "blocks": [
+ section_block(text_block("*For {}*".format(hunt_name))),
+ input_block("Puzzle name", "name", "Name of the puzzle"),
+ input_block("Puzzle URL", "url", "External URL of puzzle",
+ optional=True)
+ ]
}
-}
-commands = {
- "/rot": rot
-}
+ result = turb.slack_client.views_open(trigger_id=trigger_id,
+ view=view)
+
+ if (result['ok']):
+ submission_handlers[result['view']['id']] = puzzle_submission
+
+ return lambda_ok
+
+commands["/puzzle"] = puzzle
+
+def puzzle_submission(turb, payload, metadata):
+ """Handler for the user submitting the new puzzle modal
+
+ This is the modal view presented to the user by the puzzle function
+ above."""
+
+ meta = json.loads(metadata)
+ hunt_id = meta['hunt_id']
+
+ state = payload['view']['state']['values']
+ name = state['name']['name']['value']
+ url = state['url']['url']['value']
+
+ # Create a Slack-channel-safe puzzle_id
+ puzzle_id = re.sub(r'[^a-zA-Z0-9_]', '', name).lower()
+
+ # Create a channel for the puzzle
+ hunt_dash_channel = "{}-{}".format(hunt_id, puzzle_id)
+
+ try:
+ response = turb.slack_client.conversations_create(
+ name=hunt_dash_channel)
+ except SlackApiError as e:
+ return submission_error(
+ "name",
+ "Error creating Slack channel {}: {}"
+ .format(hunt_dash_channel, e.response['error']))
+
+ puzzle_channel_id = response['channel']['id']
+
+ # Insert the newly-created puzzle into the database
+ table = turb.db.Table(hunt_id)
+ table.put_item(
+ Item={
+ "channel_id": puzzle_channel_id,
+ "solution": [],
+ "status": 'unsolved',
+ "name": name,
+ "puzzle_id": puzzle_id,
+ "url": url,
+ }
+ )
+
+ return lambda_ok
+
+# XXX: This duplicates functionality eith events.py:set_channel_description
+def set_channel_topic(turb, puzzle):
+ channel_id = puzzle['channel_id']
+ name = puzzle['name']
+ url = puzzle.get('url', None)
+ sheet_url = puzzle.get('sheet_url', None)
+ state = puzzle.get('state', None)
+ status = puzzle['status']
+
+ description = ''
+
+ if status == 'solved':
+ description += "Solved: `{}` ".format('`, `'.join(puzzle['solution']))
+
+ description += name
+
+ links = []
+ if url:
+ links.append("<{}|Puzzle>".format(url))
+ if sheet_url:
+ links.append("<{}|Sheet>".format(sheet_url))
+
+ if len(links):
+ description += "({})".format(', '.join(links))
+
+ if state:
+ description += " {}".format(state)
+
+ turb.slack_client.conversations_setTopic(channel=channel_id,
+ topic=description)
+
+def state(turb, body, args):
+ """Implementation of the /state command
+
+ The args string should be a brief sentence describing where things
+ stand or what's needed."""
+
+ channel_id = body['channel_id'][0]
+ channel_name = body['channel_name'][0]
+
+ (puzzle, table) = channel_is_puzzle(turb, channel_id, channel_name)
+
+ if not puzzle:
+ return bot_reply("Sorry, this is not a puzzle channel.")
+
+ # Set the state field in the database
+ puzzle['state'] = args
+ table.put_item(Item=puzzle)
+
+ set_channel_topic(turb, puzzle)
+
+ return lambda_ok
+
+commands["/state"] = state
+
+def solved(turb, body, args):
+ """Implementation of the /solved command
+
+ The args string should be a confirmed solution."""
+
+ channel_id = body['channel_id'][0]
+ channel_name = body['channel_name'][0]
+ user_name = body['user_name'][0]
+
+ (puzzle, table) = channel_is_puzzle(turb, channel_id, channel_name)
+
+ if not puzzle:
+ return bot_reply("Sorry, this is not a puzzle channel.")
+
+ # Set the status and solution fields in the database
+ puzzle['status'] = 'solved'
+ puzzle['solution'].append(args)
+ table.put_item(Item=puzzle)
+
+ # Report the solution to the puzzle's channel
+ slack_send_message(
+ turb.slack_client, channel_id,
+ "Puzzle mark solved by {}: `{}`".format(user_name, args))
+
+ # And update the puzzle's description
+ set_channel_topic(turb, puzzle)
+
+ return lambda_ok
+
+commands["/solved"] = solved