diff options
Diffstat (limited to 'ext/mbstring/mbstring.c')
| -rw-r--r-- | ext/mbstring/mbstring.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/ext/mbstring/mbstring.c b/ext/mbstring/mbstring.c index b1c4675746..b521c551e3 100644 --- a/ext/mbstring/mbstring.c +++ b/ext/mbstring/mbstring.c @@ -220,6 +220,7 @@ zend_function_entry mbstring_functions[] = { PHP_FE(mb_decode_numericentity, NULL) PHP_FE(mb_send_mail, NULL) PHP_FE(mb_get_info, NULL) + PHP_FE(mb_check_encoding, NULL) #if HAVE_MBREGEX PHP_MBREGEX_FUNCTION_ENTRIES #endif @@ -3437,6 +3438,67 @@ PHP_FUNCTION(mb_get_info) } /* }}} */ +/* {{{ proto bool mb_check_encoding([string var[, string encoding]]) + Check if the string is valid for the specified encoding */ +PHP_FUNCTION(mb_check_encoding) +{ + char *var = NULL; + int var_len; + char *enc = NULL; + int enc_len; + char *name; + mbfl_buffer_converter *convd; + enum mbfl_no_encoding no_encoding = MBSTRG(current_internal_encoding); + zval *row; + mbfl_string string, result, *ret = NULL; + long illegalchars = 0; + + if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|ss", &var, &var_len, &enc, &enc_len) == FAILURE) { + RETURN_FALSE; + } + + if (var == NULL) { + RETURN_BOOL(MBSTRG(illegalchars) == 0); + } + + if (enc != NULL) { + no_encoding = mbfl_name2no_encoding(enc); + if (no_encoding == mbfl_no_encoding_invalid || no_encoding == mbfl_no_encoding_pass) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid encoding \"%s\"", enc); + RETURN_FALSE; + } + } + + convd = mbfl_buffer_converter_new(no_encoding, no_encoding, 0); + if (convd == NULL) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to create converter"); + RETURN_FALSE; + } + mbfl_buffer_converter_illegal_mode(convd, MBSTRG(current_filter_illegal_mode)); + mbfl_buffer_converter_illegal_substchar(convd, MBSTRG(current_filter_illegal_substchar)); + + /* initialize string */ + mbfl_string_init(&string); + mbfl_string_init(&result); + string.no_encoding = no_encoding; + string.no_language = MBSTRG(current_language); + + string.val = (unsigned char *)var; + string.len = var_len; + ret = mbfl_buffer_converter_feed_result(convd, &string, &result); + illegalchars = mbfl_buffer_illegalchars(convd); + mbfl_buffer_converter_delete(convd); + + if (ret != NULL) { + MBSTRG(illegalchars) += illegalchars; + efree(ret->val); + RETURN_BOOL(illegalchars == 0); + } else { + RETURN_FALSE; + } +} +/* }}} */ + /* {{{ MBSTRING_API int php_mb_encoding_translation() */ MBSTRING_API int php_mb_encoding_translation(TSRMLS_D) { |