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93dc91b386
PHP_VERSION_ID PHP_API_VERSION ZEND_MODULE_API_NO PHP_MAJOR_VERSION, PHP_MINOR_VERSION ZEND_ENGINE_2 I've left litespeed alone, as it seems to genuinely maintain support for many PHP versions.
456 lines
11 KiB
C
456 lines
11 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: Vadim Savchuk <vsavchuk@productengine.com> |
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| Dmitry Lakhtyuk <dlakhtyuk@productengine.com> |
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+----------------------------------------------------------------------+
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "php_intl.h"
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#include "collator_class.h"
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#include "collator_is_numeric.h"
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#include "collator_convert.h"
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#include "intl_convert.h"
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#include <unicode/ustring.h>
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#include <php.h>
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#define COLLATOR_CONVERT_RETURN_FAILED(retval) { \
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Z_TRY_ADDREF_P(retval); \
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return retval; \
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}
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/* {{{ collator_convert_hash_item_from_utf8_to_utf16 */
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static void collator_convert_hash_item_from_utf8_to_utf16(
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HashTable* hash, zval *hashData, zend_string *hashKey, zend_ulong hashIndex,
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UErrorCode* status )
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{
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const char* old_val;
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size_t old_val_len;
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UChar* new_val = NULL;
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int32_t new_val_len = 0;
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zval znew_val;
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/* Process string values only. */
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if( Z_TYPE_P( hashData ) != IS_STRING )
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return;
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old_val = Z_STRVAL_P( hashData );
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old_val_len = Z_STRLEN_P( hashData );
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/* Convert it from UTF-8 to UTF-16LE and save the result to new_val[_len]. */
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intl_convert_utf8_to_utf16( &new_val, &new_val_len, old_val, old_val_len, status );
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if( U_FAILURE( *status ) )
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return;
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/* Update current hash item with the converted value. */
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ZVAL_STRINGL( &znew_val, (char*)new_val, UBYTES(new_val_len + 1) );
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//???
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efree(new_val);
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/* hack to fix use of initialized value */
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Z_STRLEN(znew_val) = Z_STRLEN(znew_val) - UBYTES(1);
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if( hashKey)
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{
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zend_hash_update( hash, hashKey, &znew_val);
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}
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else /* hashKeyType == HASH_KEY_IS_LONG */
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{
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zend_hash_index_update( hash, hashIndex, &znew_val);
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}
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}
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/* }}} */
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/* {{{ collator_convert_hash_item_from_utf16_to_utf8 */
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static void collator_convert_hash_item_from_utf16_to_utf8(
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HashTable* hash, zval * hashData, zend_string* hashKey, zend_ulong hashIndex,
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UErrorCode* status )
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{
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const char* old_val;
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size_t old_val_len;
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zend_string* u8str;
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zval znew_val;
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/* Process string values only. */
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if( Z_TYPE_P( hashData ) != IS_STRING )
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return;
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old_val = Z_STRVAL_P( hashData );
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old_val_len = Z_STRLEN_P( hashData );
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/* Convert it from UTF-16LE to UTF-8 and save the result to new_val[_len]. */
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u8str = intl_convert_utf16_to_utf8(
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(UChar*)old_val, UCHARS(old_val_len), status );
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if( !u8str )
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return;
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/* Update current hash item with the converted value. */
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ZVAL_NEW_STR( &znew_val, u8str);
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if( hashKey )
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{
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zend_hash_update( hash, hashKey, &znew_val);
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}
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else /* hashKeyType == HASH_KEY_IS_LONG */
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{
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zend_hash_index_update( hash, hashIndex, &znew_val);
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}
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}
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/* }}} */
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/* {{{ collator_convert_hash_from_utf8_to_utf16
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* Convert values of the given hash from UTF-8 encoding to UTF-16LE.
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*/
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void collator_convert_hash_from_utf8_to_utf16( HashTable* hash, UErrorCode* status )
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{
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zend_ulong hashIndex;
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zval *hashData;
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zend_string *hashKey;
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ZEND_HASH_FOREACH_KEY_VAL(hash, hashIndex, hashKey, hashData) {
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/* Convert current hash item from UTF-8 to UTF-16LE. */
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collator_convert_hash_item_from_utf8_to_utf16(
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hash, hashData, hashKey, hashIndex, status );
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if( U_FAILURE( *status ) )
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return;
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} ZEND_HASH_FOREACH_END();
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}
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/* }}} */
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/* {{{ collator_convert_hash_from_utf16_to_utf8
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* Convert values of the given hash from UTF-16LE encoding to UTF-8.
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*/
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void collator_convert_hash_from_utf16_to_utf8( HashTable* hash, UErrorCode* status )
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{
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zend_ulong hashIndex;
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zend_string *hashKey;
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zval *hashData;
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ZEND_HASH_FOREACH_KEY_VAL(hash, hashIndex, hashKey, hashData) {
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/* Convert current hash item from UTF-16LE to UTF-8. */
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collator_convert_hash_item_from_utf16_to_utf8(
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hash, hashData, hashKey, hashIndex, status );
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if( U_FAILURE( *status ) ) {
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return;
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}
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} ZEND_HASH_FOREACH_END();
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}
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/* }}} */
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/* {{{ collator_convert_zstr_utf16_to_utf8
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*
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* Convert string from utf16 to utf8.
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*
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* @param zval* utf16_zval String to convert.
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*
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* @return zval* Converted string.
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*/
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zval* collator_convert_zstr_utf16_to_utf8( zval* utf16_zval, zval *rv )
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{
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zend_string* u8str;
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UErrorCode status = U_ZERO_ERROR;
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/* Convert to utf8 then. */
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u8str = intl_convert_utf16_to_utf8(
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(UChar*) Z_STRVAL_P(utf16_zval), UCHARS( Z_STRLEN_P(utf16_zval) ), &status );
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if( !u8str ) {
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php_error( E_WARNING, "Error converting utf16 to utf8 in collator_convert_zval_utf16_to_utf8()" );
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ZVAL_EMPTY_STRING( rv );
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} else {
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ZVAL_NEW_STR( rv, u8str );
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}
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return rv;
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}
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/* }}} */
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/* {{{ collator_convert_zstr_utf8_to_utf16
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*
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* Convert string from utf8 to utf16.
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*
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* @param zval* utf8_zval String to convert.
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*
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* @return zval* Converted string.
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*/
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zval* collator_convert_zstr_utf8_to_utf16( zval* utf8_zval, zval *rv )
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{
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zval* zstr = NULL;
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UChar* ustr = NULL;
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int32_t ustr_len = 0;
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UErrorCode status = U_ZERO_ERROR;
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/* Convert the string to UTF-16. */
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intl_convert_utf8_to_utf16(
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&ustr, &ustr_len,
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Z_STRVAL_P( utf8_zval ), Z_STRLEN_P( utf8_zval ),
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&status );
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if( U_FAILURE( status ) )
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php_error( E_WARNING, "Error casting object to string in collator_convert_zstr_utf8_to_utf16()" );
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/* Set string. */
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zstr = rv;
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ZVAL_STRINGL( zstr, (char*)ustr, UBYTES(ustr_len));
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//???
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efree((char *)ustr);
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return zstr;
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}
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/* }}} */
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/* {{{ collator_convert_object_to_string
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* Convert object to UTF16-encoded string.
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*/
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zval* collator_convert_object_to_string( zval* obj, zval *rv )
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{
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zval* zstr = NULL;
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UErrorCode status = U_ZERO_ERROR;
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UChar* ustr = NULL;
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int32_t ustr_len = 0;
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/* Bail out if it's not an object. */
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if( Z_TYPE_P( obj ) != IS_OBJECT )
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{
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COLLATOR_CONVERT_RETURN_FAILED( obj );
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}
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/* Try object's handlers. */
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if( Z_OBJ_HT_P(obj)->get )
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{
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zstr = Z_OBJ_HT_P(obj)->get( obj, rv );
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switch( Z_TYPE_P( zstr ) )
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{
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case IS_OBJECT:
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{
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/* Bail out. */
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zval_ptr_dtor( zstr );
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COLLATOR_CONVERT_RETURN_FAILED( obj );
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} break;
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case IS_STRING:
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break;
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default:
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{
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convert_to_string( zstr );
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} break;
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}
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}
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else if( Z_OBJ_HT_P(obj)->cast_object )
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{
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zstr = rv;
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if( Z_OBJ_HT_P(obj)->cast_object( obj, zstr, IS_STRING ) == FAILURE )
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{
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/* cast_object failed => bail out. */
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zval_ptr_dtor( zstr );
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COLLATOR_CONVERT_RETURN_FAILED( obj );
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}
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}
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/* Object wasn't successfully converted => bail out. */
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if( zstr == NULL )
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{
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COLLATOR_CONVERT_RETURN_FAILED( obj );
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}
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/* Convert the string to UTF-16. */
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intl_convert_utf8_to_utf16(
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&ustr, &ustr_len,
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Z_STRVAL_P( zstr ), Z_STRLEN_P( zstr ),
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&status );
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if( U_FAILURE( status ) )
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php_error( E_WARNING, "Error casting object to string in collator_convert_object_to_string()" );
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/* Cleanup zstr to hold utf16 string. */
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zval_dtor( zstr );
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/* Set string. */
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ZVAL_STRINGL( zstr, (char*)ustr, UBYTES(ustr_len));
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//???
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efree((char *)ustr);
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/* Don't free ustr cause it's set in zstr without copy.
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* efree( ustr );
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*/
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return zstr;
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}
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/* }}} */
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/* {{{ collator_convert_string_to_number
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*
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* Convert string to number.
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*
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* @param zval* str String to convert.
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*
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* @return zval* Number. If str is not numeric string return number zero.
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*/
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zval* collator_convert_string_to_number( zval* str, zval *rv )
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{
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zval* num = collator_convert_string_to_number_if_possible( str, rv );
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if( num == str )
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{
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/* String wasn't converted => return zero. */
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zval_ptr_dtor( num );
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num = rv;
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ZVAL_LONG( num, 0 );
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}
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return num;
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}
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/* }}} */
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/* {{{ collator_convert_string_to_double
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*
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* Convert string to double.
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*
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* @param zval* str String to convert.
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*
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* @return zval* Number. If str is not numeric string return number zero.
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*/
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zval* collator_convert_string_to_double( zval* str, zval *rv )
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{
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zval* num = collator_convert_string_to_number( str, rv );
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if( Z_TYPE_P(num) == IS_LONG )
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{
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ZVAL_DOUBLE( num, Z_LVAL_P( num ) );
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}
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return num;
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}
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/* }}} */
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/* {{{ collator_convert_string_to_number_if_possible
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*
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* Convert string to numer.
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*
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* @param zval* str String to convert.
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*
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* @return zval* Number if str is numeric string. Otherwise
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* original str param.
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*/
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zval* collator_convert_string_to_number_if_possible( zval* str, zval *rv )
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{
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int is_numeric = 0;
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zend_long lval = 0;
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double dval = 0;
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if( Z_TYPE_P( str ) != IS_STRING )
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{
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COLLATOR_CONVERT_RETURN_FAILED( str );
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}
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if( ( is_numeric = collator_is_numeric( (UChar*) Z_STRVAL_P(str), UCHARS( Z_STRLEN_P(str) ), &lval, &dval, 1 ) ) )
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{
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if( is_numeric == IS_LONG ) {
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ZVAL_LONG(rv, lval);
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}
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if( is_numeric == IS_DOUBLE )
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ZVAL_DOUBLE(rv, dval);
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}
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else
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{
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COLLATOR_CONVERT_RETURN_FAILED( str );
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}
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return rv;
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}
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/* }}} */
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/* {{{ collator_make_printable_zval
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*
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* Returns string from input zval.
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*
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* @param zval* arg zval to get string from
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*
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* @return zval* UTF16 string.
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*/
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zval* collator_make_printable_zval( zval* arg, zval *rv)
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{
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zval arg_copy;
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int use_copy = 0;
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zval* str = NULL;
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if( Z_TYPE_P(arg) != IS_STRING )
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{
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use_copy = zend_make_printable_zval(arg, &arg_copy);
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if( use_copy )
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{
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str = collator_convert_zstr_utf8_to_utf16( &arg_copy, rv );
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zval_dtor( &arg_copy );
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}
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else
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{
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str = collator_convert_zstr_utf8_to_utf16( arg, rv );
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}
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}
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else
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{
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COLLATOR_CONVERT_RETURN_FAILED( arg );
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}
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return str;
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}
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/* }}} */
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/* {{{ collator_normalize_sort_argument
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*
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* Normalize argument to use in sort's compare function.
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*
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* @param zval* arg Sort's argument to normalize.
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*
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* @return zval* Normalized copy of arg or unmodified arg
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* if normalization is not needed.
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*/
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zval* collator_normalize_sort_argument( zval* arg, zval *rv )
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{
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zval* n_arg = NULL;
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if( Z_TYPE_P( arg ) != IS_STRING )
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{
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/* If its not a string then nothing to do.
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* Return original arg.
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*/
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COLLATOR_CONVERT_RETURN_FAILED( arg );
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}
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/* Try convert to number. */
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n_arg = collator_convert_string_to_number_if_possible( arg, rv );
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if( n_arg == arg )
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{
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/* Conversion to number failed. */
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zval_ptr_dtor( n_arg );
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/* Convert string to utf8. */
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n_arg = collator_convert_zstr_utf16_to_utf8( arg, rv );
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}
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return n_arg;
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}
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/* }}} */
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: noet sw=4 ts=4 fdm=marker
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* vim<600: noet sw=4 ts=4
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*/
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