2013-08-16 04:42:02 +10:00
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import datetime
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2011-05-30 09:03:04 +10:00
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from django import forms
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2018-06-22 20:37:04 +10:00
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from django.apps import apps
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2019-12-07 17:20:52 +11:00
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from django.utils.translation import gettext_lazy as _
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2013-08-16 04:42:02 +10:00
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2018-06-22 20:37:04 +10:00
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from .highlight import LEXER_CHOICES, LEXER_DEFAULT, LEXER_KEYS
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2014-12-15 04:03:35 +11:00
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from .models import Snippet
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2011-05-30 09:03:04 +10:00
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2019-12-07 17:20:52 +11:00
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config = apps.get_app_config("dpaste")
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2013-09-28 01:50:58 +10:00
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2018-06-22 19:42:41 +10:00
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2014-06-09 04:15:59 +10:00
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def get_expire_values(expires):
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2019-12-07 17:20:52 +11:00
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if expires == "never":
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2014-06-09 04:15:59 +10:00
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expire_type = Snippet.EXPIRE_KEEP
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expires = None
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2019-12-07 17:20:52 +11:00
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elif expires == "onetime":
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2014-06-09 04:15:59 +10:00
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expire_type = Snippet.EXPIRE_ONETIME
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expires = None
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else:
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expire_type = Snippet.EXPIRE_TIME
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2022-04-03 15:38:37 +10:00
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# Correct one of the identical sub-expressions on both sides of operator "and".
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expires = expires or config.EXPIRE_DEFAULT
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2020-01-08 23:19:52 +11:00
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expires = datetime.datetime.now() + datetime.timedelta(seconds=int(expires))
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2014-06-09 04:15:59 +10:00
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return expires, expire_type
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2011-05-30 09:03:04 +10:00
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class SnippetForm(forms.ModelForm):
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2013-03-23 05:40:31 +11:00
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content = forms.CharField(
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2019-12-07 17:20:52 +11:00
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label=_("Content"),
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2020-01-08 23:19:52 +11:00
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widget=forms.Textarea(attrs={"placeholder": _("Awesome code goes here...")}),
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2018-06-22 20:37:04 +10:00
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max_length=config.MAX_CONTENT_LENGTH,
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2018-07-04 20:06:48 +10:00
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strip=False,
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2013-03-23 05:40:31 +11:00
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)
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2013-03-20 05:17:07 +11:00
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lexer = forms.ChoiceField(
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2019-12-07 17:20:52 +11:00
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label=_("Lexer"), initial=LEXER_DEFAULT, choices=LEXER_CHOICES
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2013-03-20 05:17:07 +11:00
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)
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2014-01-21 22:10:44 +11:00
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expires = forms.ChoiceField(
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2019-12-07 17:20:52 +11:00
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label=_("Expires"),
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2018-12-20 01:03:15 +11:00
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choices=config.EXPIRE_CHOICES,
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initial=config.EXPIRE_DEFAULT,
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)
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2019-12-07 17:20:52 +11:00
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rtl = forms.BooleanField(label=_("Right to Left"), required=False)
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2013-03-20 05:17:07 +11:00
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2012-04-15 19:37:25 +10:00
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# Honeypot field
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2013-03-20 05:17:07 +11:00
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title = forms.CharField(
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2019-12-07 17:20:52 +11:00
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label=_("Title"),
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2013-03-20 05:17:07 +11:00
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required=False,
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2019-12-07 17:20:52 +11:00
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widget=forms.TextInput(attrs={"autocomplete": "off"}),
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2013-03-20 05:17:07 +11:00
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)
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2011-05-30 09:03:04 +10:00
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2013-03-23 08:38:39 +11:00
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class Meta:
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model = Snippet
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2019-12-07 17:20:52 +11:00
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fields = ("content", "lexer", "rtl")
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2013-03-23 08:38:39 +11:00
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2011-05-30 09:03:04 +10:00
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def __init__(self, request, *args, **kwargs):
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2019-12-08 20:22:35 +11:00
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super().__init__(*args, **kwargs)
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2011-05-30 09:03:04 +10:00
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self.request = request
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2013-03-20 05:43:38 +11:00
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2013-03-20 23:08:41 +11:00
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# Set the recently used lexer if we have any
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2019-12-07 17:20:52 +11:00
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session_lexer = self.request.session.get("lexer")
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2013-11-25 05:18:56 +11:00
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if session_lexer and session_lexer in LEXER_KEYS:
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2019-12-07 17:20:52 +11:00
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self.fields["lexer"].initial = session_lexer
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2013-03-20 23:08:41 +11:00
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2013-11-24 02:31:13 +11:00
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# if the lexer is given via GET, set it
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2019-12-07 17:20:52 +11:00
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if "l" in request.GET and request.GET["l"] in LEXER_KEYS:
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self.fields["lexer"].initial = request.GET["l"]
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2013-11-24 02:31:13 +11:00
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2013-03-23 08:38:39 +11:00
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def clean_content(self):
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2019-12-07 17:20:52 +11:00
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content = self.cleaned_data.get("content", "")
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2018-12-12 04:56:30 +11:00
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if not content.strip():
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2019-12-07 17:20:52 +11:00
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raise forms.ValidationError(_("This field is required."))
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2013-11-27 02:51:05 +11:00
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return content
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2013-03-23 08:38:39 +11:00
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2014-06-09 04:15:59 +10:00
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def clean_expires(self):
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"""
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Extract the 'expire_type' from the choice of expire choices.
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"""
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2019-12-07 17:20:52 +11:00
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expires = self.cleaned_data["expires"]
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2014-06-09 04:15:59 +10:00
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expires, expire_type = get_expire_values(expires)
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2019-12-07 17:20:52 +11:00
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self.cleaned_data["expire_type"] = expire_type
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2014-06-09 04:15:59 +10:00
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return expires
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2012-04-15 19:37:25 +10:00
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def clean(self):
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2014-06-09 04:15:59 +10:00
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"""
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The `title` field is a hidden honeypot field. If its filled,
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this is likely spam.
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"""
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2019-12-07 17:20:52 +11:00
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if self.cleaned_data.get("title"):
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raise forms.ValidationError("This snippet was identified as Spam.")
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2012-04-15 19:37:25 +10:00
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return self.cleaned_data
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2011-06-08 20:23:08 +10:00
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2011-05-30 09:03:04 +10:00
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def save(self, parent=None, *args, **kwargs):
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# Set parent snippet
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2014-06-09 04:15:59 +10:00
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self.instance.parent = parent
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2011-06-08 20:23:08 +10:00
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2018-06-23 23:04:21 +10:00
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# Add expire timestamp. None indicates 'keep forever', use the default
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2014-01-12 02:00:11 +11:00
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# null state of the db column for that.
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2019-12-07 17:20:52 +11:00
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self.instance.expires = self.cleaned_data["expires"]
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self.instance.expire_type = self.cleaned_data["expire_type"]
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2014-01-21 22:10:44 +11:00
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2011-05-30 09:03:04 +10:00
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# Save snippet in the db
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2019-12-08 20:22:35 +11:00
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super().save(*args, **kwargs)
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2011-05-30 09:03:04 +10:00
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# Add the snippet to the user session list
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2019-12-07 17:20:52 +11:00
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self.request.session.setdefault("snippet_list", [])
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self.request.session["snippet_list"] += [self.instance.pk]
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2011-05-30 09:03:04 +10:00
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2013-03-20 23:08:41 +11:00
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# Save the lexer in the session so we can use it later again
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2019-12-07 17:20:52 +11:00
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self.request.session["lexer"] = self.cleaned_data["lexer"]
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2013-03-20 23:08:41 +11:00
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2013-11-24 02:31:13 +11:00
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return self.instance
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