def __unicode__(self):
username = self.user.username
if email_re.match(username):
username = username.strip().rsplit('@', 1)[0]
return username
def clean_emails(self, emails):
email_values = emails.split(',')
for email in email_values:
if not email_re.match(email):
raise ValidationError('%s is not a valid email address' % email)
return email_values
def clean_email(self):
"""
If email is valid.
"""
email = self.cleaned_data['email']
if not simple_email_re.match(email):
raise forms.ValidationError(_('Invalid email address'))
return email
def clean(self):
"""
Validates that an active user exists with the given username / email address.
"""
username_or_email = self.clean_username_or_email()
user = util.get_user_by_username_or_email(username_or_email)
if not user:
if simple_email_re.match(username_or_email):
raise forms.ValidationError(self.error_messages['unknown_email'])
else:
raise forms.ValidationError(self.error_messages['unknown_username'])
elif not user.is_active:
if simple_email_re.match(username_or_email):
raise forms.ValidationError(self.error_messages['unusable_email'])
else:
raise forms.ValidationError(self.error_messages['unusable_username'])
self.cleaned_data["email"] = user.email
return self.cleaned_data
def get_user_by_username_or_email(username_or_email):
"""
Returns a user given an email or username.
"""
User = get_user_model()
try:
if simple_email_re.match(username_or_email):
user = User.objects.get(email__iexact=username_or_email)
else:
user = User.objects.get(username__iexact=username_or_email)
except User.DoesNotExist:
return None
return user
def obfuscate(text):
"""Obfuscates the given text in case it is an email address.
Based on the implementation used in addons.mozilla.org"""
if not email_re.match(text):
return text
fallback = text[::-1] # reverse
# inject junk somewhere
i = random.randint(0, len(text) - 1)
fallback = u"%s%s%s" % (escape(fallback[:i]), u'<span class="i">null</span>', escape(fallback[i:]))
# replace @ and .
fallback = fallback.replace("@", "@").replace(".", ".")
title = '<span class="email">%s</span>' % fallback
node = u'%s<span class="email hide">%s</span>' % (title, fallback)
return mark_safe(node)
def signup(request):
if request.method == "GET":
return r2r("signup.jinja", request, locals())
else:
email = request.POST['email']
password = request.POST['password']
if not email_re.match(email):
error_msg = "Please enter a valid email address."
return r2r("signup.jinja", request, locals())
if len(password) < 6:
error_msg = "Please enter a password of at least 6 characters."
return r2r("signup.jinja", request, locals())
if User.objects.filter(username=email).count():
error_msg = "An account with this email address already exists."
return r2r("signup.jinja", request, locals())
user = User.objects.create_user(email, password=password)
user.save()
user = authenticate(username=email, password=password)
login_user(request, user)
return redirect("home")
def parse_url(word):
"""
If word is url, return a parsed version of it.
:param word: string
:return: None or parsed url
"""
url = None
if simple_url_re.match(word):
url = smart_urlquote(word)
elif simple_url_2_re.match(word):
url = smart_urlquote('http://%s' % word)
elif not ':' in word and simple_email_re.match(word):
local, domain = word.rsplit('@', 1)
try:
domain = domain.encode('idna').decode('ascii')
except UnicodeError:
return
url = 'mailto:%s@%s' % (local, domain)
if url:
return urlparse.urlparse(url)
def urlify_markdown(text):
"""
Converts any URLs in text into markdown links.
Works on http://, https://, www. links and links ending in .org, .net or
.com. Links can have trailing punctuation (periods, commas, close-parens)
and leading punctuation (opening parens) and it'll still do the right
thing.
"""
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_unicode(text))
for i, word in enumerate(words):
match = None
if '.' in word or '@' in word or ':' in word:
match = punctuation_re.match(word)
if match:
lead, middle, trail = match.groups()
# Make URL we want to point to.
url = None
if middle.startswith('http://') or middle.startswith('https://'):
url = urlquote(middle, safe='/&=:;#?+*')
elif middle.startswith('www.') or ('@' not in middle and \
middle and middle[0] in string.ascii_letters + string.digits and \
(middle.endswith('.org') or middle.endswith('.net') or middle.endswith('.com'))):
url = urlquote('http://%s' % middle, safe='/&=:;#?+*')
elif '@' in middle and not ':' in middle and simple_email_re.match(middle):
url = 'mailto:%s' % middle
nofollow_attr = ''
# Make link.
if url:
words[i] = mark_safe('%s<%s>%s' % (lead, url, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif safe_input:
words[i] = mark_safe(word)
return u''.join(words)
def convert_links(text, trim_url_limit=None, nofollow=False, autoescape=False):
"""
Finds URLs in text and attempts to handle correctly.
Heavily based on django.utils.html.urlize
With the additions of attempting to embed media links, particularly images.
Works on http://, https://, www. links, and also on links ending in one of
the original seven gTLDs (.com, .edu, .gov, .int, .mil, .net, and .org).
Links can have trailing punctuation (periods, commas, close-parens) and
leading punctuation (opening parens) and it'll still do the right thing.
"""
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_text(text))
for i, word in enumerate(words):
if '.' in word or ':' in word:
# Deal with punctuation.
lead, middle, trail = '', word, ''
for punctuation in TRAILING_PUNCTUATION:
if middle.endswith(punctuation):
middle = middle[:-len(punctuation)]
trail = punctuation + trail
for opening, closing in WRAPPING_PUNCTUATION:
if middle.startswith(opening):
middle = middle[len(opening):]
lead = lead + opening
# Keep parentheses at the end only if they're balanced.
if (middle.endswith(closing)
and middle.count(closing) == middle.count(opening) + 1):
middle = middle[:-len(closing)]
trail = closing + trail
# Make URL we want to point to.
url = None
if simple_url_re.match(middle):
url = smart_urlquote(middle)
elif simple_url_2_re.match(middle):
url = smart_urlquote('http://%s' % middle)
elif not ':' in middle and simple_email_re.match(middle):
local, domain = middle.rsplit('@', 1)
try:
domain = domain.encode('idna').decode('ascii')
except UnicodeError:
continue
if url:
u = url.lower()
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
url = escape(url)
# Photos
if u.endswith('.jpg') or u.endswith('.gif') or u.endswith('.png'):
middle = '<img src="%s">' % url
# Youtube
#'https://www.youtube.com/watch?v=gkqXgaUuxZg'
elif 'youtube.com/watch' in url:
parsed = urlparse.urlsplit(url)
query = urlparse.parse_qs(parsed.query)
token = query.get('v')
if token and len(token) > 0:
middle = '<iframe src="http://www.youtube.com/embed/%s" height="320" width="100%%"></iframe>' % token[0]
else:
middle = url
elif 'youtu.be/' in url:
try:
token = url.rsplit('/', 1)[1]
middle = '<iframe src="http://www.youtube.com/embed/' + token + '" height="320" width="100%%"></iframe>'
except IndexError:
middle = url
words[i] = mark_safe('%s%s%s' % (lead, middle, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
elif safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
return ''.join(words)
def urlize_without_escaping_percent_signs(text, trim_url_limit=None, nofollow=False, autoescape=False):
"""
Converts any URLs in text into clickable links.
Works on http://, https://, www. links and links ending in .org, .net or
.com. Links can have trailing punctuation (periods, commas, close-parens)
and leading punctuation (opening parens) and it'll still do the right
thing.
If trim_url_limit is not None, the URLs in link text longer than this limit
will truncated to trim_url_limit-3 characters and appended with an elipsis.
If nofollow is True, the URLs in link text will get a rel="nofollow"
attribute.
If autoescape is True, the link text and URLs will get autoescaped.
"""
# I think this is a copy of a function in django.utils.html with one minor
# change; see the comment below.
trim_url = lambda x, limit=trim_url_limit: limit is not None and (
len(x) > limit and ('%s...' % x[:max(0, limit - 3)])) or x
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_unicode(text))
nofollow_attr = nofollow and ' rel="nofollow"' or ''
for i, word in enumerate(words):
match = None
if '.' in word or '@' in word or ':' in word:
match = punctuation_re.match(word)
if match:
lead, middle, trail = match.groups()
# Make URL we want to point to.
url = None
if middle.startswith('http://') or middle.startswith('https://'):
# The only difference between this function and the one
# included in django.utils.html is the percent sign below.
url = urlquote(middle, safe='/%&=:;#?+*')
elif middle.startswith('www.') or ('@' not in middle and
middle and middle[0] in string.ascii_letters + string.digits and
(middle.endswith('.org') or middle.endswith('.net') or middle.endswith('.com'))):
url = urlquote('http://%s' % middle, safe='/&=:;#?+*')
elif '@' in middle and not ':' in middle and simple_email_re.match(middle):
url = 'mailto:%s' % middle
nofollow_attr = ''
# Make link.
if url:
trimmed = trim_url(middle)
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
url, trimmed = escape(url), escape(trimmed)
middle = '<a href="%s"%s>%s</a>' % (url,
nofollow_attr, trimmed)
words[i] = mark_safe('%s%s%s' % (lead, middle, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
elif safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
return u''.join(words)
def do_urlimagize(text, trim_url_limit=MAX_URL_LENGTH, nofollow=False, autoescape=False):
"""
Converts any URLs in text into clickable links.
Works on http://, https://, www. links and links ending in .org, .net or
.com. Links can have trailing punctuation (periods, commas, close-parens)
and leading punctuation (opening parens) and it'll still do the right
thing.
If trim_url_limit is not None, the URLs in link text longer than this limit
will truncated to trim_url_limit-3 characters and appended with an elipsis.
If nofollow is True, the URLs in link text will get a rel="nofollow"
attribute.
If autoescape is True, the link text and URLs will get autoescaped.
"""
trim_url = (
lambda x, limit=trim_url_limit: limit is not None
and (len(x) > limit and ("%s..." % x[: max(0, limit - 3)]))
or x
)
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_unicode(text))
nofollow_attr = nofollow and ' rel="nofollow"' or ""
for i, word in enumerate(words):
match = None
if "." in word or "@" in word or ":" in word:
match = punctuation_re.match(word)
if match:
lead, middle, trail = match.groups()
# Make URL we want to point to.
url = None
if middle.startswith("http://") or middle.startswith("https://"):
url = urlquote(middle, safe="/&=:;#?+*")
elif middle.startswith("www.") or (
"@" not in middle
and middle
and middle[0] in string.ascii_letters + string.digits
and (middle.endswith(".org") or middle.endswith(".net") or middle.endswith(".com"))
):
url = urlquote("http://%s" % middle, safe="/&=:;#?+*")
elif "@" in middle and not ":" in middle and simple_email_re.match(middle):
url = "mailto:%s" % middle
nofollow_attr = ""
# Make link.
if url:
trimmed = trim_url(middle)
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
url, trimmed = escape(url), escape(trimmed)
if is_image(url):
middle = '<a href="%s"><img class="image-inside-review" src="%s" alt="" /></a>' % (url, url)
else:
middle = '<a href="%s"%s>%s</a>' % (url, nofollow_attr, trimmed)
words[i] = mark_safe("%s%s%s" % (lead, middle, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
elif safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
return u"".join(words)
def urlize_impl(text, trim_url_limit=None, nofollow=False, autoescape=False):
"""
Converts any URLs in text into clickable links.
Works on http://, https://, www. links, and also on links ending in one of
the original seven gTLDs (.com, .edu, .gov, .int, .mil, .net, and .org).
Links can have trailing punctuation (periods, commas, close-parens) and
leading punctuation (opening parens) and it'll still do the right thing.
If trim_url_limit is not None, the URLs in link text longer than this limit
will truncated to trim_url_limit-3 characters and appended with an elipsis.
If nofollow is True, the URLs in link text will get a rel="nofollow"
attribute.
If autoescape is True, the link text and URLs will get autoescaped.
"""
trim_url = lambda x, limit=trim_url_limit: limit is not None and (len(x) > limit and ('%s...' % x[:max(0, limit - 3)])) or x
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_text(text))
for i, word in enumerate(words):
match = None
if '.' in word or '@' in word or ':' in word:
# Deal with punctuation.
lead, middle, trail = '', word, ''
for punctuation in TRAILING_PUNCTUATION:
if middle.endswith(punctuation):
middle = middle[:-len(punctuation)]
trail = punctuation + trail
for opening, closing in WRAPPING_PUNCTUATION:
if middle.startswith(opening):
middle = middle[len(opening):]
lead = lead + opening
# Keep parentheses at the end only if they're balanced.
if (middle.endswith(closing)
and middle.count(closing) == middle.count(opening) + 1):
middle = middle[:-len(closing)]
trail = closing + trail
# Make URL we want to point to.
url = None
nofollow_attr = ' rel="nofollow"' if nofollow else ''
if simple_url_re.match(middle):
url = smart_urlquote(middle)
elif simple_url_2_re.match(middle):
url = smart_urlquote('http://%s' % middle)
elif not ':' in middle and simple_email_re.match(middle):
local, domain = middle.rsplit('@', 1)
try:
domain = domain.encode('idna').decode('ascii')
except UnicodeError:
continue
url = 'mailto:%s@%s' % (local, domain)
nofollow_attr = ''
# Make link.
if url:
trimmed = trim_url(middle)
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
url, trimmed = escape(url), escape(trimmed)
#
# Custom stuff for us
#
lowered = url.lower()
is_image = (lowered.endswith('.jpg') or lowered.endswith('.gif')
or lowered.endswith('.png'))
class_attr = is_image and ' class="image"' or ''
middle = '<a href="%s"%s%s>%s</a>' % (url, nofollow_attr,
class_attr, trimmed)
#
# End custom stuff
#
words[i] = mark_safe('%s%s%s' % (lead, middle, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
elif safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
return ''.join(words)
def convert_links(text, trim_url_limit=None, nofollow=False, autoescape=False):
"""
Finds URLs in text and attempts to handle correctly.
Heavily based on django.utils.html.urlize
With the additions of attempting to embed media links, particularly images.
Works on http://, https://, www. links, and also on links ending in one of
the original seven gTLDs (.com, .edu, .gov, .int, .mil, .net, and .org).
Links can have trailing punctuation (periods, commas, close-parens) and
leading punctuation (opening parens) and it'll still do the right thing.
"""
safe_input = isinstance(text, SafeData)
words = word_split_re.split(force_text(text))
for i, word in enumerate(words):
if '.' in word or ':' in word:
# Deal with punctuation.
lead, middle, trail = '', word, ''
for punctuation in TRAILING_PUNCTUATION:
if middle.endswith(punctuation):
middle = middle[:-len(punctuation)]
trail = punctuation + trail
for opening, closing in WRAPPING_PUNCTUATION:
if middle.startswith(opening):
middle = middle[len(opening):]
lead = lead + opening
# Keep parentheses at the end only if they're balanced.
if (middle.endswith(closing) and middle.count(closing)
== middle.count(opening) + 1):
middle = middle[:-len(closing)]
trail = closing + trail
# Make URL we want to point to.
url = None
if simple_url_re.match(middle):
url = smart_urlquote(middle)
elif simple_url_2_re.match(middle):
url = smart_urlquote('http://%s' % middle)
elif not ':' in middle and simple_email_re.match(middle):
local, domain = middle.rsplit('@', 1)
try:
domain = domain.encode('idna').decode('ascii')
except UnicodeError:
continue
if url:
u = url.lower()
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
url = escape(url)
# Photos
if u.endswith('.jpg') or u.endswith('.gif') or u.endswith(
'.png'):
middle = '<img src="%s">' % url
# Youtube
#'https://www.youtube.com/watch?v=gkqXgaUuxZg'
elif 'youtube.com/watch' in url:
parsed = urlparse.urlsplit(url)
query = urlparse.parse_qs(parsed.query)
token = query.get('v')
if token and len(token) > 0:
middle = '<iframe src="http://www.youtube.com/embed/%s" height="320" width="100%%"></iframe>' % token[
0]
else:
middle = url
elif 'youtu.be/' in url:
try:
token = url.rsplit('/', 1)[1]
middle = '<iframe src="http://www.youtube.com/embed/' + token + '" height="320" width="100%%"></iframe>'
except IndexError:
middle = url
words[i] = mark_safe('%s%s%s' % (lead, middle, trail))
else:
if safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
elif safe_input:
words[i] = mark_safe(word)
elif autoescape:
words[i] = escape(word)
return ''.join(words)
