Add API endpoint for logging new switches (+ refactor)

This commit is contained in:
Ske 2018-12-10 22:00:34 +01:00
parent 121f8ab8c3
commit 8ccee1d6fa
7 changed files with 144 additions and 32 deletions

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@ -1,19 +1,40 @@
import os
import json
import logging
import os
from aiohttp import web
from pluralkit import db, utils
from pluralkit.errors import PluralKitError
from pluralkit.member import Member
from pluralkit.system import System
logging.basicConfig(level=logging.INFO, format="[%(asctime)s] [%(name)s] [%(levelname)s] %(message)s")
logger = logging.getLogger("pluralkit.api")
def db_handler(f):
async def inner(request):
async def inner(request, *args, **kwargs):
async with request.app["pool"].acquire() as conn:
return await f(request, conn)
return await f(request, conn=conn, *args, **kwargs)
return inner
def system_auth(f):
async def inner(request: web.Request, conn, *args, **kwargs):
token = request.headers.get("X-Token")
if not token:
token = request.query.get("token")
if not token:
raise web.HTTPUnauthorized()
system = await System.get_by_token(conn, token)
if not system:
raise web.HTTPUnauthorized()
return await f(request, conn=conn, system=system, *args, **kwargs)
return inner
@ -58,6 +79,7 @@ async def get_switches(request: web.Request, conn):
return web.json_response(data)
@db_handler
async def get_message(request: web.Request, conn):
message = await db.get_message(conn, request.match_info["id"])
@ -66,6 +88,7 @@ async def get_message(request: web.Request, conn):
return web.json_response(message.to_json())
@db_handler
async def get_switch(request: web.Request, conn):
system = await db.get_system_by_hid(conn, request.match_info["id"])
@ -84,6 +107,7 @@ async def get_switch(request: web.Request, conn):
}
return web.json_response(data)
@db_handler
async def get_switch_name(request: web.Request, conn):
system = await db.get_system_by_hid(conn, request.match_info["id"])
@ -94,6 +118,7 @@ async def get_switch_name(request: web.Request, conn):
members, stamp = await utils.get_fronters(conn, system.id)
return web.Response(text=members[0].name if members else "(nobody)")
@db_handler
async def get_switch_color(request: web.Request, conn):
system = await db.get_system_by_hid(conn, request.match_info["id"])
@ -104,6 +129,34 @@ async def get_switch_color(request: web.Request, conn):
members, stamp = await utils.get_fronters(conn, system.id)
return web.Response(text=members[0].color if members else "#ffffff")
@db_handler
@system_auth
async def put_switch(request: web.Request, system: System, conn):
try:
req = await request.json()
except json.JSONDecodeError:
raise web.HTTPBadRequest(body="Invalid JSON")
if isinstance(req, str):
req = [req]
elif not isinstance(req, list):
raise web.HTTPBadRequest(body="Body must be JSON string or list")
members = []
for member_name in req:
if not isinstance(member_name, str):
raise web.HTTPBadRequest(body="List value must be string")
member = await Member.get_member_fuzzy(conn, system.id, member_name)
if not member:
raise web.HTTPBadRequest(body="Member '{}' not found".format(member_name))
members.append(member)
switch = await system.add_switch(conn, members)
return web.json_response(await switch.to_json(conn))
@db_handler
async def get_stats(request: web.Request, conn):
system_count = await db.system_count(conn)
@ -116,11 +169,21 @@ async def get_stats(request: web.Request, conn):
"messages": message_count
})
app = web.Application()
@web.middleware
async def render_pk_errors(request, handler):
try:
return await handler(request)
except PluralKitError as e:
raise web.HTTPBadRequest(body=e.message)
app = web.Application(middlewares=[render_pk_errors])
app.add_routes([
web.get("/systems/{id}", get_system),
web.get("/systems/{id}/switches", get_switches),
web.get("/systems/{id}/switch", get_switch),
web.put("/systems/{id}/switch", put_switch),
web.get("/systems/{id}/switch/name", get_switch_name),
web.get("/systems/{id}/switch/color", get_switch_color),
web.get("/members/{id}", get_member),

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@ -12,11 +12,10 @@ async def member_root(ctx: CommandContext):
elif ctx.match("set"):
await member_set(ctx)
# TODO "pk;member list"
if not ctx.has_next():
elif not ctx.has_next():
raise CommandError("Must pass a subcommand. For a list of subcommands, type `pk;member help`.")
await specific_member_root(ctx)
else:
await specific_member_root(ctx)
async def specific_member_root(ctx: CommandContext):

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@ -33,19 +33,6 @@ async def switch_member(ctx: CommandContext):
while ctx.has_next():
members.append(await ctx.pop_member())
# Compare requested switch IDs and existing fronter IDs to check for existing switches
# Lists, because order matters, it makes sense to just swap fronters
member_ids = [member.id for member in members]
fronter_ids = (await pluralkit.utils.get_fronter_ids(ctx.conn, system.id))[0]
if member_ids == fronter_ids:
if len(members) == 1:
raise CommandError("{} is already fronting.".format(members[0].name))
raise CommandError("Members {} are already fronting.".format(", ".join([m.name for m in members])))
# Also make sure there aren't any duplicates
if len(set(member_ids)) != len(member_ids):
raise CommandError("Duplicate members in member list.")
# Log the switch
await system.add_switch(ctx.conn, members)

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@ -12,7 +12,8 @@ class PluralKitError(Exception):
class ExistingSystemError(PluralKitError):
def __init__(self):
super().__init__("You already have a system registered. To delete your system, use `pk;system delete`, or to unlink your system from this account, use `pk;system unlink`.")
super().__init__(
"You already have a system registered. To delete your system, use `pk;system delete`, or to unlink your system from this account, use `pk;system unlink`.")
class DescriptionTooLongError(PluralKitError):
@ -27,13 +28,16 @@ class TagTooLongError(PluralKitError):
class TagTooLongWithMembersError(PluralKitError):
def __init__(self, member_names):
super().__init__("The maximum length of a name plus the system tag is 32 characters. The following members would exceed the limit: {}. Please reduce the length of the tag, or rename the members.".format(", ".join(member_names)))
super().__init__(
"The maximum length of a name plus the system tag is 32 characters. The following members would exceed the limit: {}. Please reduce the length of the tag, or rename the members.".format(
", ".join(member_names)))
self.member_names = member_names
class CustomEmojiError(PluralKitError):
def __init__(self):
super().__init__("Due to a Discord limitation, custom emojis aren't supported. Please use a standard emoji instead.")
super().__init__(
"Due to a Discord limitation, custom emojis aren't supported. Please use a standard emoji instead.")
class InvalidAvatarURLError(PluralKitError):
@ -60,7 +64,8 @@ class UnlinkingLastAccountError(PluralKitError):
class MemberNameTooLongError(PluralKitError):
def __init__(self, tag_present: bool):
if tag_present:
super().__init__("The maximum length of a name plus the system tag is 32 characters. Please reduce the length of the tag, or choose a shorter member name.")
super().__init__(
"The maximum length of a name plus the system tag is 32 characters. Please reduce the length of the tag, or choose a shorter member name.")
else:
super().__init__("The maximum length of a member name is 32 characters.")
@ -69,6 +74,22 @@ class InvalidColorError(PluralKitError):
def __init__(self):
super().__init__("Color must be a valid hex color. (eg. #ff0000)")
class InvalidDateStringError(PluralKitError):
def __init__(self):
super().__init__("Invalid date string. Date must be in ISO-8601 format (YYYY-MM-DD, eg. 1999-07-25).")
super().__init__("Invalid date string. Date must be in ISO-8601 format (YYYY-MM-DD, eg. 1999-07-25).")
class MembersAlreadyFrontingError(PluralKitError):
def __init__(self, members: "List[Member]"):
if len(members) == 0:
super().__init__("There are already no members fronting.")
elif len(members) == 1:
super().__init__("Member {} is already fronting.".format(members[0].name))
else:
super().__init__("Members {} are already fronting.".format(", ".join([member.name for member in members])))
class DuplicateSwitchMembersError(PluralKitError):
def __init__(self):
super().__init__("Duplicate members in member list.")

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@ -54,6 +54,16 @@ class Member(namedtuple("Member",
return member
@staticmethod
async def get_member_fuzzy(conn, system_id: int, name: str) -> "Optional[Member]":
by_hid = await Member.get_member_by_hid(conn, system_id, name)
if by_hid:
return by_hid
by_name = await Member.get_member_by_name(conn, system_id, name)
return by_name
async def set_name(self, conn, new_name: str):
"""
Set the name of a member.

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@ -1,6 +1,5 @@
from collections import namedtuple
from datetime import datetime
from typing import List
from pluralkit import db
@ -17,4 +16,10 @@ class Switch(namedtuple("Switch", ["id", "system", "timestamp", "members"])):
return await db.get_members(conn, self.members)
async def delete(self, conn):
await db.delete_switch(conn, self.id)
await db.delete_switch(conn, self.id)
async def to_json(self, conn):
return {
"timestamp": self.timestamp.isoformat(),
"members": [member.hid for member in await self.fetch_members(conn)]
}

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@ -1,9 +1,8 @@
import random
import re
import string
from datetime import datetime
from collections.__init__ import namedtuple
from datetime import datetime
from typing import Optional, List, Tuple
from pluralkit import db, errors
@ -22,6 +21,10 @@ class System(namedtuple("System", ["id", "hid", "name", "description", "tag", "a
token: str
created: datetime
@staticmethod
async def get_by_id(conn, system_id: int) -> Optional["System"]:
return await db.get_system(conn, system_id)
@staticmethod
async def get_by_account(conn, account_id: int) -> Optional["System"]:
return await db.get_system_by_account(conn, account_id)
@ -128,7 +131,29 @@ class System(namedtuple("System", ["id", "hid", "name", "description", "tag", "a
else:
return None
async def add_switch(self, conn, members: List[Member]):
async def add_switch(self, conn, members: List[Member]) -> Switch:
"""
Logs a new switch for a system.
:raises: MembersAlreadyFrontingError, DuplicateSwitchMembersError
"""
new_ids = [member.id for member in members]
last_switch = await self.get_latest_switch(conn)
# If we have a switch logged before, make sure this isn't a dupe switch
if last_switch:
last_switch_members = await last_switch.fetch_members(conn)
last_ids = [member.id for member in last_switch_members]
# We don't compare by set() here because swapping multiple is a valid operation
if last_ids == new_ids:
raise errors.MembersAlreadyFrontingError(members)
# Check for dupes
if len(set(new_ids)) != len(new_ids):
raise errors.DuplicateSwitchMembersError()
async with conn.transaction():
switch_id = await db.add_switch(conn, self.id)
@ -136,6 +161,8 @@ class System(namedtuple("System", ["id", "hid", "name", "description", "tag", "a
for member in members:
await db.add_switch_member(conn, switch_id, member.id)
return await self.get_latest_switch(conn)
def get_member_name_limit(self) -> int:
"""Returns the maximum length a member's name or nickname is allowed to be in order for the member to be proxied. Depends on the system tag."""
if self.tag: