mirror of
https://github.com/DarrenOfficial/dpaste.git
synced 2024-11-15 16:12:51 +11:00
73 lines
2.6 KiB
Python
73 lines
2.6 KiB
Python
from random import SystemRandom
|
|
|
|
from django.conf import settings
|
|
from django.core.urlresolvers import reverse
|
|
from django.db import models
|
|
from django.utils.translation import ugettext_lazy as _
|
|
|
|
from .highlight import LEXER_DEFAULT
|
|
|
|
R = SystemRandom()
|
|
ONETIME_LIMIT = getattr(settings, 'DPASTE_ONETIME_LIMIT', 2)
|
|
|
|
|
|
def generate_secret_id(length=None, alphabet=None, tries=0):
|
|
length = length or getattr(settings, 'DPASTE_SLUG_LENGTH', 4)
|
|
alphabet = alphabet or getattr(settings, 'DPASTE_SLUG_CHOICES',
|
|
'abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNOPQRSTUVWXYZ1234567890')
|
|
secret_id = ''.join([R.choice(alphabet) for i in range(length)])
|
|
|
|
# Check if this slug already exists, if not, return this new slug
|
|
try:
|
|
Snippet.objects.get(secret_id=secret_id)
|
|
except Snippet.DoesNotExist:
|
|
return secret_id
|
|
|
|
# Otherwise create a new slug which is +1 character longer than the
|
|
# regular one.
|
|
return generate_secret_id(length=length+1, tries=tries)
|
|
|
|
|
|
class Snippet(models.Model):
|
|
EXPIRE_TIME = 1
|
|
EXPIRE_KEEP = 2
|
|
EXPIRE_ONETIME = 3
|
|
EXPIRE_CHOICES = (
|
|
(EXPIRE_TIME, _(u'Expire by timestamp')),
|
|
(EXPIRE_KEEP, _(u'Keep Forever')),
|
|
(EXPIRE_ONETIME, _(u'One-Time snippet')),
|
|
)
|
|
|
|
secret_id = models.CharField(_(u'Secret ID'), max_length=255, blank=True, null=True,
|
|
unique=True)
|
|
content = models.TextField(_(u'Content'))
|
|
highlighted = models.TextField(_(u'Highlighted Content'))
|
|
lexer = models.CharField(_(u'Lexer'), max_length=30, default=LEXER_DEFAULT)
|
|
published = models.DateTimeField(_(u'Published'), auto_now_add=True)
|
|
expire_type = models.PositiveSmallIntegerField(_(u'Expire Type'),
|
|
choices=EXPIRE_CHOICES, default=EXPIRE_CHOICES[0][0])
|
|
expires = models.DateTimeField(_(u'Expires'), blank=True, null=True)
|
|
view_count = models.PositiveIntegerField(_('View count'), default=0)
|
|
parent = models.ForeignKey('self', null=True, blank=True, related_name='children')
|
|
|
|
class Meta:
|
|
ordering = ('-published',)
|
|
db_table = 'dpaste_snippet'
|
|
|
|
@property
|
|
def remaining_views(self):
|
|
if self.expire_type == self.EXPIRE_ONETIME:
|
|
remaining = ONETIME_LIMIT - self.view_count
|
|
return remaining > 0 and remaining or 0
|
|
return None
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.secret_id:
|
|
self.secret_id = generate_secret_id()
|
|
super(Snippet, self).save(*args, **kwargs)
|
|
|
|
def get_absolute_url(self):
|
|
return reverse('snippet_details', kwargs={'snippet_id': self.secret_id})
|
|
|
|
def __unicode__(self):
|
|
return self.secret_id
|