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https://github.com/php/php-src.git
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218 lines
6.3 KiB
C++
218 lines
6.3 KiB
C++
/*
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+----------------------------------------------------------------------+
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| PHP Version 7 |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Gustavo Lopes <cataphract@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include <unicode/rbbi.h>
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extern "C" {
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#define USE_BREAKITERATOR_POINTER 1
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#include "breakiterator_class.h"
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#include <zend_exceptions.h>
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#include <limits.h>
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}
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#include "../intl_convertcpp.h"
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#include "../intl_common.h"
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static inline RuleBasedBreakIterator *fetch_rbbi(BreakIterator_object *bio) {
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return (RuleBasedBreakIterator*)bio->biter;
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}
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static void _php_intlrbbi_constructor_body(INTERNAL_FUNCTION_PARAMETERS)
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{
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char *rules;
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size_t rules_len;
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zend_bool compiled = 0;
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UErrorCode status = U_ZERO_ERROR;
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intl_error_reset(NULL);
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if (zend_parse_parameters_throw(ZEND_NUM_ARGS(), "s|b",
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&rules, &rules_len, &compiled) == FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_create_instance: bad arguments", 0);
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return;
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}
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// instantiation of ICU object
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RuleBasedBreakIterator *rbbi;
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if (!compiled) {
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UnicodeString rulesStr;
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UParseError parseError = UParseError();
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if (intl_stringFromChar(rulesStr, rules, rules_len, &status)
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== FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_create_instance: rules were not a valid UTF-8 string",
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0);
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RETURN_NULL();
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}
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rbbi = new RuleBasedBreakIterator(rulesStr, parseError, status);
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intl_error_set_code(NULL, status);
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if (U_FAILURE(status)) {
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char *msg;
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smart_str parse_error_str;
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parse_error_str = intl_parse_error_to_string(&parseError);
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spprintf(&msg, 0, "rbbi_create_instance: unable to create "
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"RuleBasedBreakIterator from rules (%s)", parse_error_str.s? ZSTR_VAL(parse_error_str.s) : "");
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smart_str_free(&parse_error_str);
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intl_error_set_custom_msg(NULL, msg, 1);
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efree(msg);
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delete rbbi;
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return;
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}
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} else { // compiled
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#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 48
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rbbi = new RuleBasedBreakIterator((uint8_t*)rules, rules_len, status);
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if (U_FAILURE(status)) {
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intl_error_set(NULL, status, "rbbi_create_instance: unable to "
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"create instance from compiled rules", 0);
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return;
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}
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#else
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intl_error_set(NULL, U_UNSUPPORTED_ERROR, "rbbi_create_instance: "
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"compiled rules require ICU >= 4.8", 0);
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return;
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#endif
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}
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breakiterator_object_create(return_value, rbbi, 0);
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}
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U_CFUNC PHP_METHOD(IntlRuleBasedBreakIterator, __construct)
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{
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zend_error_handling error_handling;
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zend_replace_error_handling(EH_THROW, IntlException_ce_ptr, &error_handling);
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return_value = getThis();
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_php_intlrbbi_constructor_body(INTERNAL_FUNCTION_PARAM_PASSTHRU);
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zend_restore_error_handling(&error_handling);
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}
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U_CFUNC PHP_FUNCTION(rbbi_get_rules)
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{
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BREAKITER_METHOD_INIT_VARS;
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object = getThis();
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if (zend_parse_parameters_none() == FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_get_rules: bad arguments", 0);
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RETURN_FALSE;
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}
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BREAKITER_METHOD_FETCH_OBJECT;
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zend_string *u8str;
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const UnicodeString rules = fetch_rbbi(bio)->getRules();
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u8str = intl_charFromString(rules, BREAKITER_ERROR_CODE_P(bio));
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if (!u8str)
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{
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intl_errors_set(BREAKITER_ERROR_P(bio), BREAKITER_ERROR_CODE(bio),
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"rbbi_hash_code: Error converting result to UTF-8 string",
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0);
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RETURN_FALSE;
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}
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RETVAL_STR(u8str);
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}
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U_CFUNC PHP_FUNCTION(rbbi_get_rule_status)
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{
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BREAKITER_METHOD_INIT_VARS;
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object = getThis();
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if (zend_parse_parameters_none() == FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_get_rule_status: bad arguments", 0);
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RETURN_FALSE;
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}
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BREAKITER_METHOD_FETCH_OBJECT;
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RETURN_LONG(fetch_rbbi(bio)->getRuleStatus());
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}
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U_CFUNC PHP_FUNCTION(rbbi_get_rule_status_vec)
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{
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BREAKITER_METHOD_INIT_VARS;
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object = getThis();
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if (zend_parse_parameters_none() == FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_get_rule_status_vec: bad arguments", 0);
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RETURN_FALSE;
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}
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BREAKITER_METHOD_FETCH_OBJECT;
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int32_t num_rules = fetch_rbbi(bio)->getRuleStatusVec(NULL, 0,
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BREAKITER_ERROR_CODE(bio));
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if (BREAKITER_ERROR_CODE(bio) == U_BUFFER_OVERFLOW_ERROR) {
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BREAKITER_ERROR_CODE(bio) = U_ZERO_ERROR;
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} else {
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// should not happen
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INTL_METHOD_CHECK_STATUS(bio, "rbbi_get_rule_status_vec: failed "
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" determining the number of status values");
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}
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int32_t *rules = new int32_t[num_rules];
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num_rules = fetch_rbbi(bio)->getRuleStatusVec(rules, num_rules,
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BREAKITER_ERROR_CODE(bio));
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if (U_FAILURE(BREAKITER_ERROR_CODE(bio))) {
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delete[] rules;
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intl_errors_set(BREAKITER_ERROR_P(bio), BREAKITER_ERROR_CODE(bio),
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"rbbi_get_rule_status_vec: failed obtaining the status values",
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0);
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RETURN_FALSE;
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}
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array_init_size(return_value, num_rules);
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for (int32_t i = 0; i < num_rules; i++) {
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add_next_index_long(return_value, rules[i]);
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}
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delete[] rules;
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}
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#if U_ICU_VERSION_MAJOR_NUM * 10 + U_ICU_VERSION_MINOR_NUM >= 48
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U_CFUNC PHP_FUNCTION(rbbi_get_binary_rules)
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{
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BREAKITER_METHOD_INIT_VARS;
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object = getThis();
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if (zend_parse_parameters_none() == FAILURE) {
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intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
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"rbbi_get_binary_rules: bad arguments", 0);
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RETURN_FALSE;
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}
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BREAKITER_METHOD_FETCH_OBJECT;
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uint32_t rules_len;
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const uint8_t *rules = fetch_rbbi(bio)->getBinaryRules(rules_len);
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if (rules_len > INT_MAX - 1) {
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intl_errors_set(BREAKITER_ERROR_P(bio), BREAKITER_ERROR_CODE(bio),
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"rbbi_get_binary_rules: the rules are too large",
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0);
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RETURN_FALSE;
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}
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zend_string *ret_rules = zend_string_alloc(rules_len, 0);
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memcpy(ZSTR_VAL(ret_rules), rules, rules_len);
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ZSTR_VAL(ret_rules)[rules_len] = '\0';
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RETURN_STR(ret_rules);
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}
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#endif
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