remove forms, add validators

This commit is contained in:
evilchili 2025-11-01 23:48:56 -07:00
parent 68cfd0e7f6
commit fff34948d2
5 changed files with 116 additions and 123 deletions

View File

@ -165,12 +165,9 @@ API_URI=/_/v1/
else:
search_uri = uri
# self.log.debug(f"Searching for page in {table = } with {search_uri = }; its parent is {parent_uri=}")
# self.log.debug("\n".join([f"{p.doc_id}: {p.uri}" for p in table.all()]))
page = table.get(where("uri") == search_uri, recurse=False)
if not page:
# load the parent to check for write permissions
# self.log.debug(f"Page at {search_uri} does not exist, looking for parent at {parent_uri=}")
parent_table = table if parent_uri and "/" in parent_uri else self.db.Page
parent = None
try:
@ -187,6 +184,9 @@ API_URI=/_/v1/
obj = getattr(schema, table.name)
page = obj(name=page_name, body=obj.default.format(name=page_name), parent=parent)
# validate the page name before we try to create anything
page._metadata.fields["name"].validate(page, db=self.db)
# self.log.debug(f"Returning {page.doc_id}: {page.uri}")
return page

View File

@ -43,26 +43,26 @@ def bootstrap():
app.db.save(schema.User(name="__system__"))
# create the top-level pages
root = app.db.save(schema.Page(name=app.config.VIEW_URI, body=b"This is the home page", uri=""))
root = app.db.save(schema.Page(name=app.config.VIEW_URI, body="This is the home page", uri=""))
users = root.add_member(schema.Page(name="User", body=b"# Users\nusers go here."))
groups = root.add_member(schema.Page(name="Group", body=b"# Groups\ngroups go here."))
npcs = root.add_member(schema.Page(name="NPC", body=b"# NPCS!"))
wiki = root.add_member(schema.Page(name="Wiki", body=TEMPLATE.encode()))
users = root.add_member(schema.Page(name="User", body="# Users\nusers go here."))
groups = root.add_member(schema.Page(name="Group", body="# Groups\ngroups go here."))
npcs = root.add_member(schema.Page(name="NPC", body="# NPCS!"))
wiki = root.add_member(schema.Page(name="Wiki", body=TEMPLATE))
# create the NPCs
npcs.add_member(schema.NPC(name="Sabetha", body=""))
npcs.add_member(schema.NPC(name="John", body=""))
# create the users
guest = users.add_member(schema.User(name="guest", body=b"# guest"))
guest = users.add_member(schema.User(name="guest", body="# guest"))
admin = users.add_member(
schema.User(name=app.config.ADMIN_USERNAME, password="fnord", email=app.config.ADMIN_EMAIL, body=b"# fnord")
schema.User(name=app.config.ADMIN_USERNAME, password="fnord", email=app.config.ADMIN_EMAIL, body="# fnord")
)
# create the admin user and admins group
admins = groups.add_member(schema.Group(name="administrators", members=[admin], body=b"# administrators"))
admins = groups.add_member(schema.Group(name="administrators", members=[admin], body="# administrators"))
# admins get full access
root.set_permissions(

View File

@ -1,83 +0,0 @@
import logging
from dataclasses import dataclass, field
from functools import cached_property
from flask import g
from grung.types import BackReference, Collection, Pointer, Record, Timestamp
from ttfrog import schema
READ_ONLY_FIELD_TYPES = [Collection, Pointer, BackReference, Timestamp]
logger = logging.getLogger(__name__)
@dataclass
class Form:
"""
The base Form controller for the web UI.
"""
record: Record
data: field(default_factory=dict)
@cached_property
def read_only(self) -> set:
return [
name for (name, attr) in self.record._metadata.fields.items() if type(attr) in READ_ONLY_FIELD_TYPES
] + ["uid", "acl"]
def prepare(self):
for key, value in self.data.items():
if key in self.read_only:
continue
if self.record[key] != value:
self.record[key] = value
self.record.author = None if self.record == g.user else g.user
return self.record
@dataclass
class Page(Form):
"""
A form for creating and updating Page records.
"""
record: schema.Page
@dataclass
class Wiki(Form):
"""
A form for creating and updating Wiki records.
"""
record: schema.Page
@dataclass
class NPC(Page):
"""
A form for creating and updating Page records.
"""
record: schema.NPC
@dataclass
class User(Page):
"""
A form for creating and updating Page records.
"""
record: schema.NPC
@dataclass
class Group(Page):
"""
A form for creating and updating Page records.
"""
record: schema.NPC

View File

@ -1,11 +1,14 @@
from __future__ import annotations
import re
from datetime import datetime
from enum import StrEnum
from functools import cached_property
from textwrap import dedent
from typing import List
from grung.types import (
from flask import g
from grung.objects import (
BackReference,
Collection,
DateTime,
@ -17,8 +20,11 @@ from grung.types import (
TextFilePointer,
Timestamp,
)
from grung.validators import PatternValidator
from tinydb import where
from ttfrog.exceptions import MalformedRequestError
def app_context():
import ttfrog.app
@ -27,6 +33,9 @@ def app_context():
return ttfrog.app
READ_ONLY_FIELD_TYPES = [Collection, Pointer, BackReference, Timestamp]
class Permissions(StrEnum):
READ = "r"
WRITE = "w"
@ -57,17 +66,59 @@ class Page(Record):
# fmt: off
return [
*super().fields(),
Field("uri", unique=True), # The URI for the page, relative to the app's VIEW_URI
Field("name"), # The portion of the URI after the last /
Collection("members", Page), # The pages that exist below this page's URI
Pointer("author", value_type=User), # The last user to touch the page.
DateTime("created"), # When the page was created
Timestamp("last_modified"), # The last time the page was modified.
# The URI for the page, relative to the app's VIEW_URI
Field("uri", unique=True, validators=[
PatternValidator(re.compile(
r"""
^ # match from beginning of line
(?:
/ # first char can be a /
| # or
(?:
[0-9a-z] # first char is alphanum
(?:/?[0-9a-z]+)* # following by more alphnum, maybe with a leading /
)+ # at least once, possibly many times,
)? # or URI could be entirely blank
$ # until the end of the string
""",
re.IGNORECASE | re.VERBOSE
))
]),
# The portion of the URI after the last /
Field("name", validators=[PatternValidator(re.compile(r'^(?:/|(?:[0-9a-z]+))$', re.IGNORECASE))]),
# The pages that exist below this page's URI
Collection("members", member_type=Page),
# The last user to touch the page.
Pointer("author", value_type=User),
# When the page was created
DateTime("created"),
# The last time the page was modified.
Timestamp("last_modified"),
# The main content blob of the page
TextFilePointer("body", extension='.md', default=Page.default),
# The access control list for this Page.
Dict("acl"),
TextFilePointer("body", extension='.md', default=Page.default), # The main content blob of the page
]
# fmt: on
@cached_property
def read_only(self) -> set:
return [name for (name, attr) in self._metadata.fields.items() if type(attr) in READ_ONLY_FIELD_TYPES] + [
"uid",
"acl",
]
def update(self, **kwargs):
super().update(**dict((key, value) for key, value in kwargs.items() if key not in self.read_only))
def parent(self):
if self.uri == "":
return None
@ -75,7 +126,7 @@ class Page(Record):
app = app_context()
parent_uri = ""
if "/" in self.uri:
if self.uri and "/" in self.uri:
parent_uri = self.uri.rsplit("/", 1)[0]
for table_name in app.db.tables():
page = app.db.table(table_name).get(where("uri") == parent_uri, recurse=False)
@ -95,7 +146,7 @@ class Page(Record):
super().before_insert(app.db)
if not self.author:
self.author = app.db.User.get(where('name') == '__system__')
self.author = app.db.User.get(where("name") == "__system__")
now = datetime.utcnow()
if not self.doc_id and self.created < now:
@ -192,6 +243,15 @@ class User(Entity):
Password("password"),
]
def update(self, **data):
self.author = None if self == g.user else g.user
return super().update(**data)
def validate(self):
if self.name == "__system__":
raise MalformedRequestError("Invalid name.")
return super().validate()
def check_credentials(self, username: str, password: str) -> bool:
return username == self.name and self._metadata.fields["password"].compare(password, self.password)
@ -218,7 +278,7 @@ class Group(Entity):
@classmethod
def fields(cls):
return super().fields() + [Collection("members", Entity)]
return super().fields() + [Collection("members", member_type=Entity)]
class NPC(Page):

View File

@ -1,10 +1,12 @@
import json
import re
from urllib.parse import unquote
from flask import Response, g, jsonify, redirect, render_template, request, session, url_for
from grung.exceptions import ValidationError
from tinydb import where
from ttfrog import app, forms, schema
from ttfrog import app, schema
from ttfrog.exceptions import MalformedRequestError, RecordNotFoundError, UnauthorizedError
@ -21,6 +23,8 @@ def get_page(
except RecordNotFoundError as e:
if not create_okay:
return None, e
except ValidationError as e:
return None, e
return page, None
@ -63,8 +67,12 @@ def breadcrumbs():
def before_request():
g.messages = []
if not request.path.startswith("/static"):
user_id = session.get("user_id", 1)
g.user = app.db.User.get(doc_id=user_id, recurse=False)
user_id = session.get("user_id")
g.user = (
app.db.User.get(doc_id=user_id, recurse=False)
if user_id
else app.db.User.get(where("name") == "guest", recurse=False)
)
session["user_id"] = user_id
session["user"] = dict(g.user.serialize())
@ -109,9 +117,14 @@ def logout():
return redirect(url_for("index"))
@app.web.route(f"{app.config.VIEW_URI}/<path:table>/<path:path>", methods=["GET"])
@app.web.route(f"{app.config.VIEW_URI}/<path:path>", methods=["GET"], defaults={"table": "Page"})
@app.web.route(f"{app.config.VIEW_URI}/<string:table>/<string:path>", methods=["GET"])
@app.web.route(f"{app.config.VIEW_URI}/<string:path>", methods=["GET"], defaults={"table": "Page"})
def view(table, path):
clean_table = re.sub(r"[^a-zA-Z0-9]", "", unquote(table))
clean_path = re.sub(r"[^a-zA-Z0-9]", "", unquote(path))
if clean_table != table or clean_path != clean_path:
return redirect(url_for("view", table=clean_table, path=clean_path), 302)
page, error = get_page(request.path, table=table, create_okay=True)
if error:
g.messages.append(str(error))
@ -121,24 +134,23 @@ def view(table, path):
@app.web.route(f"{app.config.API_URI}/put/<path:table>/<path:path>", methods=["POST"])
@app.web.route(f"{app.config.API_URI}/put/<path:path>", methods=["POST"], defaults={"table": "Page"})
def put(table, path):
app.log.debug(f"Checking for page at {table}/{path} in {table} space")
clean_table = re.sub(r"[^a-zA-Z0-9]", "", unquote(table))
clean_path = re.sub(r"[^a-zA-Z0-9]", "", unquote(path))
if clean_table != table or clean_path != clean_path:
return redirect(url_for("put", table=clean_table, path=clean_path), 302)
page, error = get_page("/".join([table, path]), table=table, create_okay=True)
app.log.debug(f"Found {page.doc_id}")
if error:
return api_response(error=error)
params = json.loads(request.data.decode())["body"]
save_data = getattr(forms, table)(page, params).prepare()
app.log.debug("Saving form data...")
app.log.debug(f"{save_data=}")
doc = app.db.save(save_data)
app.log.debug(f"Saved {dict(doc)}")
page.update(**json.loads(request.data.decode())["body"])
updated = app.db.save(page)
if not page.doc_id:
print(f"Adding {doc.doc_id} to {page.parent.members}")
page.parent.members = list(set(page.parent.members + [doc]))
app.db.save(page.parent)
app.log.debug(f"Saved: {dict(doc)=}")
return api_response(response=dict(doc))
parent = page.parent()
if parent:
parent.update(members=list(set(parent.members + [updated])))
app.db.save(parent)
return api_response(response=dict(updated))
@app.web.route(f"{app.config.API_URI}/search/<string:space>", methods=["POST"])
@ -163,6 +175,10 @@ def search(space):
@app.web.route(f"{app.config.API_URI}/get/<path:table>/<int:doc_id>", methods=["GET"])
def get(table, doc_id):
clean_table = re.sub(r"[^a-zA-Z0-9]", "", unquote(table))
if clean_table != table:
return redirect(url_for("get", table=clean_table, doc_id=doc_id), 302)
app.log.debug(f"API: getting {table}({doc_id})")
page, error = get_page(g.user, table=table, doc_id=doc_id)
return api_response(response=dict(page), error=error)