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Fixed #3670 -- Fixed template argument parsing so that it understands negative 

floats and integers as numeric types. Patch from SmileyChris.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@4690 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Malcolm Tredinnick 2007-03-09 06:12:15 +00:00
parent b6eee02007
commit 8248569471
2 changed files with 18 additions and 5 deletions
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7
django/template/__init__.py
View File

@ -91,6 +91,8 @@ UNKNOWN_SOURCE="<unknown source>"
tag_re = re.compile('(%s.*?%s|%s.*?%s|%s.*?%s)' % (re.escape(BLOCK_TAG_START), re.escape(BLOCK_TAG_END),
re.escape(VARIABLE_TAG_START), re.escape(VARIABLE_TAG_END),
re.escape(COMMENT_TAG_START), re.escape(COMMENT_TAG_END)))
# matches if the string is valid number
number_re = re.compile(r'[-+]?(\d+|\d*\.\d+)$')
# global dictionary of libraries that have been loaded using get_library
libraries = {}
@ -632,12 +634,9 @@ def resolve_variable(path, context):
(The example assumes VARIABLE_ATTRIBUTE_SEPARATOR is '.')
"""
if path[0].isdigit():
if number_re.match(path):
number_type = '.' in path and float or int
try:
current = number_type(path)
except ValueError:
current = settings.TEMPLATE_STRING_IF_INVALID
elif path[0] in ('"', "'") and path[0] == path[-1]:
current = path[1:-1]
else:

14
tests/regressiontests/templates/tests.py
View File

@ -401,6 +401,20 @@ class Templates(unittest.TestCase):
'ifequal-split09': (r"{% ifequal a 'slash\man' %}yes{% else %}no{% endifequal %}", {'a': r"slash\man"}, "yes"),
'ifequal-split10': (r"{% ifequal a 'slash\man' %}yes{% else %}no{% endifequal %}", {'a': r"slashman"}, "no"),
# NUMERIC RESOLUTION
'ifequal-numeric01': ('{% ifequal x 5 %}yes{% endifequal %}', {'x': '5'}, ''),
'ifequal-numeric02': ('{% ifequal x 5 %}yes{% endifequal %}', {'x': 5}, 'yes'),
'ifequal-numeric03': ('{% ifequal x 5.2 %}yes{% endifequal %}', {'x': 5}, ''),
'ifequal-numeric04': ('{% ifequal x 5.2 %}yes{% endifequal %}', {'x': 5.2}, 'yes'),
'ifequal-numeric05': ('{% ifequal x 0.2 %}yes{% endifequal %}', {'x': .2}, 'yes'),
'ifequal-numeric06': ('{% ifequal x .2 %}yes{% endifequal %}', {'x': .2}, 'yes'),
'ifequal-numeric07': ('{% ifequal x 2. %}yes{% endifequal %}', {'x': 2}, ''),
'ifequal-numeric08': ('{% ifequal x "5" %}yes{% endifequal %}', {'x': 5}, ''),
'ifequal-numeric09': ('{% ifequal x "5" %}yes{% endifequal %}', {'x': '5'}, 'yes'),
'ifequal-numeric10': ('{% ifequal x -5 %}yes{% endifequal %}', {'x': -5}, 'yes'),
'ifequal-numeric11': ('{% ifequal x -5.2 %}yes{% endifequal %}', {'x': -5.2}, 'yes'),
'ifequal-numeric12': ('{% ifequal x +5 %}yes{% endifequal %}', {'x': 5}, 'yes'),
### IFNOTEQUAL TAG ########################################################
'ifnotequal01': ("{% ifnotequal a b %}yes{% endifnotequal %}", {"a": 1, "b": 2}, "yes"),
'ifnotequal02': ("{% ifnotequal a b %}yes{% endifnotequal %}", {"a": 1, "b": 1}, ""),