python-werkzeug/examples/couchy/models.py

51 lines
1.3 KiB
Python

from datetime import datetime
from couchdb.mapping import BooleanField
from couchdb.mapping import DateTimeField
from couchdb.mapping import Document
from couchdb.mapping import TextField
from .utils import get_random_uid
from .utils import url_for
class URL(Document):
target = TextField()
public = BooleanField()
added = DateTimeField(default=datetime.utcnow())
shorty_id = TextField(default=None)
db = None
@classmethod
def load(cls, id):
return super().load(URL.db, id)
@classmethod
def query(cls, code):
return URL.db.query(code)
def store(self):
if getattr(self._data, "id", None) is None:
new_id = self.shorty_id if self.shorty_id else None
while 1:
id = new_id if new_id else get_random_uid()
try:
docid = URL.db.resource.put(content=self._data, path=f"/{id}/")[
"id"
]
except Exception:
continue
if docid:
break
self._data = URL.db.get(docid)
else:
super().store(URL.db)
return self
@property
def short_url(self):
return url_for("link", uid=self.id, _external=True)
def __repr__(self):
return f"<URL {self.id!r}>"