def invalid_slug_is_invalid(self):
"""ensure that an exception is raised when it should"""
# exception are raised when title are invalid
invalid_titles = [u'-', u'_', u'__', u'-_-', u'$', u'@', u'&', u'{}', u' ', u'...']
for t in invalid_titles:
self.assertRaises(InvalidSlugError, slugify_raise_on_invalid, t)
# Those slugs are recognized as wrong slug
invalid_slugs = [
u'', # empty
u'----', # empty
u'___', # empty
u'-_-', # empty (!)
u'&;', # invalid characters
u'!{', # invalid characters
u'@', # invalid character
u'a ' # space !
]
for s in invalid_slugs:
self.assertFalse(check_slug(s))
# too long slugs are forbidden :
too_damn_long_slug = 'a' * (settings.ZDS_APP['content']['maximum_slug_size'] + 1)
self.assertFalse(check_slug(too_damn_long_slug))
def invalid_slug_is_invalid(self):
"""ensure that an exception is raised when it should"""
# exception are raised when title are invalid
invalid_titles = [
"-", "_", "__", "-_-", "$", "@", "&", "{}", " ", "..."
]
for t in invalid_titles:
self.assertRaises(InvalidSlugError, slugify_raise_on_invalid, t)
# Those slugs are recognized as wrong slug
invalid_slugs = [
"", # empty
"----", # empty
"___", # empty
"-_-", # empty (!)
"&;", # invalid characters
"!{", # invalid characters
"@", # invalid character
"a ", # space !
]
for s in invalid_slugs:
self.assertFalse(check_slug(s))
# too long slugs are forbidden :
too_damn_long_slug = "a" * (
self.overridden_zds_app["content"]["maximum_slug_size"] + 1)
self.assertFalse(check_slug(too_damn_long_slug))
def invalid_slug_is_invalid(self):
"""ensure that an exception is raised when it should"""
# exception are raised when title are invalid
invalid_titles = ['-', '_', '__', '-_-', '$', '@', '&', '{}', ' ', '...']
for t in invalid_titles:
self.assertRaises(InvalidSlugError, slugify_raise_on_invalid, t)
# Those slugs are recognized as wrong slug
invalid_slugs = [
'', # empty
'----', # empty
'___', # empty
'-_-', # empty (!)
'&;', # invalid characters
'!{', # invalid characters
'@', # invalid character
'a ' # space !
]
for s in invalid_slugs:
self.assertFalse(check_slug(s))
# too long slugs are forbidden :
too_damn_long_slug = 'a' * (self.overridden_zds_app['content']['maximum_slug_size'] + 1)
self.assertFalse(check_slug(too_damn_long_slug))
def get_unique_slug(self, title):
"""Generate a slug from the title and check if it is already in slug
pool. If true, add a "-x" to the end, where "x" is a number
starting from 1. When generated, it is added to the slug pool.
Note that the slug cannot be larger than
``settings.ZDS_APP['content']['max_slug_size']``, due to maximum
file size limitation.
:param title: title from which the slug is generated (with ``slugify()``)
:return: the unique slug
:rtype: str
"""
base = slugify(title)
if not check_slug(base):
raise InvalidSlugError(base, source=title)
max_slug_size = settings.ZDS_APP['content']['maximum_slug_size']
# Slugs may look like `some-article-title-1234`.
max_suffix_digit_count = 4
if len(base) > max_slug_size - 1 - max_suffix_digit_count:
# There is a `- 1` because of the dash between the slug
# itself and the numeric suffix.
base = base[:max_slug_size] - 1 - max_suffix_digit_count
if base not in self.slug_pool:
self.slug_pool[base] = 1
return base
n = self.slug_pool[base]
while True:
new_slug = base + '-' + str(n)
self.slug_pool[base] += 1
if new_slug not in self.slug_pool:
self.slug_pool[new_slug] = 1
return new_slug
n = self.slug_pool[base]
def get_unique_slug(self, title):
"""Generate a slug from the title and check if it is already in slug
pool. If true, add a "-x" to the end, where "x" is a number
starting from 1. When generated, it is added to the slug pool.
Note that the slug cannot be larger than
``settings.ZDS_APP['content']['max_slug_size']``, due to maximum
file size limitation.
:param title: title from which the slug is generated (with ``slugify()``)
:return: the unique slug
:rtype: str
"""
base = slugify(title)
if not check_slug(base):
raise InvalidSlugError(base, source=title)
max_slug_size = settings.ZDS_APP['content']['maximum_slug_size']
# Slugs may look like `some-article-title-1234`.
max_suffix_digit_count = 4
if len(base) > max_slug_size - 1 - max_suffix_digit_count:
# There is a `- 1` because of the dash between the slug
# itself and the numeric suffix.
base = base[:max_slug_size] - 1 - max_suffix_digit_count
if base not in self.slug_pool:
self.slug_pool[base] = 1
return base
n = self.slug_pool[base]
while True:
new_slug = base + '-' + str(n)
self.slug_pool[base] += 1
if new_slug not in self.slug_pool:
self.slug_pool[new_slug] = 1
return new_slug
n = self.slug_pool[base]
def get_unique_slug(self, title):
"""Generate a slug from title, and check if it is already in slug pool. If it is the case, recursively add a
"-x" to the end, where "x" is a number starting from 1. When generated, it is added to the slug pool.
Note that the slug cannot be larger than `settings.ZDS_APP['content']['max_slug_size']`, due to maximum file
size limitation.
:param title: title from which the slug is generated (with ``slugify()``)
:return: the unique slug
:rtype: str
"""
base = slugify(title)
if not check_slug(base):
raise InvalidSlugError(base, source=title)
if len(base) > settings.ZDS_APP['content']['maximum_slug_size'] - 5:
# "-5" gives possibility to add "-xxxx" (up to 9999 possibility should be enough !)
base = base[:settings.ZDS_APP['content']['maximum_slug_size']] - 5
find_slug = False
new_slug = base
while not find_slug: # will run until a new slug is found !
try:
n = self.slug_pool[base]
except KeyError:
self.slug_pool[base] = 1
find_slug = True
else:
new_slug = base + '-' + str(n)
self.slug_pool[base] += 1
if new_slug not in self.slug_pool:
self.slug_pool[new_slug] = 1
find_slug = True
return new_slug
