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added mb_strrchr( ).

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This commit is contained in:
Seiji Masugata 2006-03-29 15:47:07 +00:00
parent 6a53a49c8b
commit e42f182be3
2 changed files with 66 additions and 0 deletions
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65
ext/mbstring/mbstring.c
View File

@ -174,6 +174,7 @@ static const struct mb_overload_def mb_ovld[] = {
{MB_OVERLOAD_STRING, "strpos", "mb_strpos", "mb_orig_strpos"},
{MB_OVERLOAD_STRING, "strrpos", "mb_strrpos", "mb_orig_strrpos"},
{MB_OVERLOAD_STRING, "strstr", "mb_strstr", "mb_orig_strstr"},
{MB_OVERLOAD_STRING, "strrchr", "mb_strrchr", "mb_orig_strrchr"},
{MB_OVERLOAD_STRING, "substr", "mb_substr", "mb_orig_substr"},
{MB_OVERLOAD_STRING, "strtolower", "mb_strtolower", "mb_orig_strtolower"},
{MB_OVERLOAD_STRING, "strtoupper", "mb_strtoupper", "mb_orig_strtoupper"},
@ -207,6 +208,7 @@ zend_function_entry mbstring_functions[] = {
PHP_FE(mb_strpos, NULL)
PHP_FE(mb_strrpos, NULL)
PHP_FE(mb_strstr, NULL)
PHP_FE(mb_strrchr, NULL)
PHP_FE(mb_substr_count, NULL)
PHP_FE(mb_substr, NULL)
PHP_FE(mb_strcut, NULL)
@ -1738,6 +1740,69 @@ PHP_FUNCTION(mb_strstr)
}
/* }}} */
/* {{{ proto string mb_strrchr(string haystack, string needle[, bool part[, string encoding]])
Finds the last occurrence of a character in a string within another */
PHP_FUNCTION(mb_strrchr)
{
int n, len, mblen;
mbfl_string haystack, needle, result, *ret = NULL;;
char *enc_name = NULL;
int enc_name_len;
zend_bool part = 0;
mbfl_string_init(&haystack);
mbfl_string_init(&needle);
haystack.no_language = MBSTRG(current_language);
haystack.no_encoding = MBSTRG(current_internal_encoding);
needle.no_language = MBSTRG(current_language);
needle.no_encoding = MBSTRG(current_internal_encoding);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|bs", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &part, &enc_name, &enc_name_len) == FAILURE) {
RETURN_FALSE;
}
if (enc_name != NULL) {
haystack.no_encoding = needle.no_encoding = mbfl_name2no_encoding(enc_name);
if (haystack.no_encoding == mbfl_no_encoding_invalid) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown encoding \"%s\"", enc_name);
RETURN_FALSE;
}
}
if (haystack.len <= 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Empty haystack");
RETURN_FALSE;
}
if (needle.len <= 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING,"Empty needle");
RETURN_FALSE;
}
n = mbfl_strpos(&haystack, &needle, 0, 1);
if (n >= 0) {
if (part) {
mblen = mbfl_strlen(&haystack);
ret = mbfl_substr(&haystack, &result, 0, n);
if (ret != NULL) {
RETVAL_STRINGL((char *)ret->val, ret->len, 0);
} else {
RETVAL_FALSE;
}
} else {
mblen = mbfl_strlen(&haystack);
len = (mblen - n);
ret = mbfl_substr(&haystack, &result, n, len);
if (ret != NULL) {
RETVAL_STRINGL((char *)ret->val, ret->len, 0);
} else {
RETVAL_FALSE;
}
}
} else {
RETVAL_FALSE;
}
}
/* }}} */
/* {{{ proto int mb_substr_count(string haystack, string needle [, string encoding])
Count the number of substring occurrences */
PHP_FUNCTION(mb_substr_count)

1
ext/mbstring/mbstring.h
View File

@ -105,6 +105,7 @@ PHP_FUNCTION(mb_strlen);
PHP_FUNCTION(mb_strpos);
PHP_FUNCTION(mb_strrpos);
PHP_FUNCTION(mb_strstr);
PHP_FUNCTION(mb_strrchr);
PHP_FUNCTION(mb_substr_count);
PHP_FUNCTION(mb_substr);
PHP_FUNCTION(mb_strcut);