def preg_replace(args, executer, local):
global USING_PCRE
# mixed preg_replace ( mixed $pattern , mixed $replacement , mixed $subject [, int $limit = -1 [, int &$count ]] )
pattern, replacement, subject = [executer.get_val(x) for x in args[:3]]
limit = 0 if len(args) < 4 else executer.get_val(args[3])
count_ref = None if len(args) < 5 else args[4]
# print dict(zip('pattern,replacement,subject'.split(','), [pattern, replacement, subject]))
# print '\n'.join(repr(x) for x in [pattern, replacement, subject, limit, count_ref])
# print local
if not USING_PCRE:
warn(executer)
if isinstance(pattern, phparray.PHPArray):
pattern = pattern.values()
else:
pattern = [str(pattern)]
if isinstance(replacement, phparray.PHPArray):
replacement = replacement.values()
else:
replacement = [replacement] * len(pattern)
rep_len = len(replacement)
total_subs = 0
for i, pat in enumerate(pattern):
if i < rep_len:
repl = replacement[i]
else:
repl = ''
regex, flags = parse_regex(pat)
subject, subs_made = re.subn(regex, repl, subject, limit, flags)
total_subs += subs_made
if len(args) >= 4:
executer.set_val(args[4], subs_made)
return subject
raise StandardError()
def preg_replace(args, executer, local):
global USING_PCRE
# mixed preg_replace ( mixed $pattern , mixed $replacement , mixed $subject [, int $limit = -1 [, int &$count ]] )
pattern, replacement, subject = [executer.get_val(x) for x in args[:3]]
limit = 0 if len(args) < 4 else executer.get_val(args[3])
count_ref = None if len(args) < 5 else args[4]
# print dict(zip('pattern,replacement,subject'.split(','), [pattern, replacement, subject]))
# print '\n'.join(repr(x) for x in [pattern, replacement, subject, limit, count_ref])
# print local
if not USING_PCRE:
warn(executer)
if isinstance(pattern, phparray.PHPArray):
pattern = pattern.values()
else:
pattern = [str(pattern)]
if isinstance(replacement, phparray.PHPArray):
replacement = replacement.values()
else:
replacement = [replacement] * len(pattern)
rep_len = len(replacement)
total_subs = 0
for i, pat in enumerate(pattern):
if i < rep_len:
repl = replacement[i]
else:
repl=''
regex, flags = parse_regex(pat)
subject, subs_made = re.subn(regex, repl, subject, limit, flags)
total_subs+=subs_made
if len(args) >= 4:
executer.set_val(args[4], subs_made)
return subject
raise StandardError()
def test_large_subn(self, size):
# Issue #10182: indices were 32-bit-truncated.
s = 'a' * size
r, n = re.subn('', '', s)
self.assertEqual(r, s)
self.assertEqual(n, size + 1)
def test_re_subn(self):
self.assertEqual(re.subn("(?i)b+", "x", "bbbb BBBB"), ('x x', 2))
self.assertEqual(re.subn("b+", "x", "bbbb BBBB"), ('x BBBB', 1))
self.assertEqual(re.subn("b+", "x", "xyz"), ('xyz', 0))
self.assertEqual(re.subn("b*", "x", "xyz"), ('xxxyxzx', 4))
self.assertEqual(re.subn("b*", "x", "xyz", 2), ('xxxyz', 2))
