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|
/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "php_fribidi.h"
#include "fribidi.h"
/* You should tweak config.m4 so this symbol (or some else suitable)
gets defined.
*/
#if HAVE_FRIBIDI
/* If you declare any globals in php_fribidi.h uncomment this:
ZEND_DECLARE_MODULE_GLOBALS(fribidi)
*/
/* True global resources - no need for thread safety here */
/* static int le_fribidi; */
/* Every user visible function must have an entry in fribidi_functions[].
*/
function_entry fribidi_functions[] = {
PHP_FE(fribidi_log2vis, NULL)
{NULL, NULL, NULL} /* Must be the last line in fribidi_functions[] */
};
zend_module_entry fribidi_module_entry = {
"fribidi",
fribidi_functions,
PHP_MINIT(fribidi),
PHP_MSHUTDOWN(fribidi),
NULL,
NULL,
PHP_MINFO(fribidi),
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_FRIBIDI
ZEND_GET_MODULE(fribidi)
#endif
/* {{{ PHP_MINIT_FUNCTION
*/
PHP_MINIT_FUNCTION(fribidi)
{
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_UTF8",FRIBIDI_CHARSET_UTF8, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_8859_6",FRIBIDI_CHARSET_8859_6, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_8859_8",FRIBIDI_CHARSET_8859_8, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_CP1255",FRIBIDI_CHARSET_CP1255, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_CP1256",FRIBIDI_CHARSET_CP1256, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FRIBIDI_CHARSET_ISIRI_3342",FRIBIDI_CHARSET_ISIRI_3342, CONST_CS | CONST_PERSISTENT);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION
*/
PHP_MSHUTDOWN_FUNCTION(fribidi)
{
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION
*/
PHP_MINFO_FUNCTION(fribidi)
{
php_info_print_table_start();
php_info_print_table_header(2, "fribidi support", "enabled");
php_info_print_table_end();
}
/* }}} */
/*--------------------------------------------------------------*/
/* Name: fribidi_log2vis */
/* Purpose: convert a logical string to a visual one */
/* Input: 1) The logical string. */
/* 2) Base direction - */
/* Possible values: */
/* a) "L" - base language is left to right. */
/* b) "R" - base language is right to left. */
/* c) empty - base language is determined */
/* automatically by the FriBiDi algorithm */
/* 3) Character code being used - */
/* Possible values (i.e., char sets supported) */
/* FRIBIDI_CHARSET_UTF8 */
/* FRIBIDI_CHARSET_8859_6 */
/* FRIBIDI_CHARSET_8859_8 */
/* FRIBIDI_CHARSET_CP1255 */
/* FRIBIDI_CHARSET_CP1256 */
/* FRIBIDI_CHARSET_ISIRI_3342 */
/* */
/* Output: on success: The visual string. */
/* on failure: */
/*--------------------------------------------------------------*/
/* {{{ proto string fribidi_log2vis(string str, string direction, int charset)
Convert a logical string to a visual one */
PHP_FUNCTION(fribidi_log2vis)
{
zval **parameter1,**parameter2, **parameter3;
FriBidiChar *u_logical_str,*u_visual_str; /* unicode strings .... */
char *inString;
guchar *outString;
int len,alloc_len,utf8_len;
FriBidiCharType base_dir;
guint16 *position_L_to_V_list;
guint16 *position_V_to_L_list;
guint8 *embedding_level_list;
/* get parameters from input */
if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, ¶meter1, ¶meter2, ¶meter3) == FAILURE) {
WRONG_PARAM_COUNT;
}
/* convert input to expected type.... */
convert_to_string_ex(parameter1);
convert_to_string_ex(parameter2);
convert_to_long_ex(parameter3);
/* allocate space and prepare all local variables */
len = Z_STRLEN_PP(parameter1);
inString = estrndup(Z_STRVAL_PP(parameter1), len);
alloc_len = len+1;
u_logical_str = (FriBidiChar*) emalloc(sizeof(FriBidiChar)*alloc_len);
u_visual_str = (FriBidiChar*) emalloc(sizeof(FriBidiChar)*alloc_len);
position_L_to_V_list = (guint16*) emalloc(sizeof(guint16)*alloc_len);
position_V_to_L_list = (guint16*) emalloc(sizeof(guint16)*alloc_len);
embedding_level_list = (guint8*) emalloc(sizeof(guint8)*alloc_len);
outString = (guchar*)emalloc(sizeof(guchar)*alloc_len);
if(inString[len-1] == '\n') {
inString[len-1] = '\0';
}
switch(Z_LVAL_PP(parameter3)) {
case FRIBIDI_CHARSET_UTF8:
utf8_len=fribidi_utf8_to_unicode(inString,u_logical_str);
break;
case FRIBIDI_CHARSET_8859_6:
fribidi_iso8859_6_to_unicode(inString,u_logical_str);
break;
case FRIBIDI_CHARSET_8859_8:
fribidi_iso8859_8_to_unicode(inString,u_logical_str);
break;
case FRIBIDI_CHARSET_CP1255:
fribidi_cp1255_to_unicode(inString,u_logical_str);
break;
case FRIBIDI_CHARSET_CP1256:
fribidi_cp1256_to_unicode(inString,u_logical_str);
break;
case FRIBIDI_CHARSET_ISIRI_3342:
fribidi_isiri_3342_to_unicode(inString,u_logical_str);
break;
default:
zend_error(E_ERROR,"unknown character set %d<BR>",Z_LVAL_PP(parameter3));
}
/* visualize the logical.... */
if ((Z_STRVAL_PP(parameter2))[0] == 'R') {
base_dir = FRIBIDI_TYPE_RTL;
} else if (Z_STRVAL_PP(parameter2)[0] == 'L')
base_dir = FRIBIDI_TYPE_LTR;
else
base_dir = FRIBIDI_TYPE_N;
fribidi_log2vis(u_logical_str,len,&base_dir,u_visual_str,position_L_to_V_list,position_V_to_L_list,embedding_level_list);
/* convert back to original char set */
switch(Z_LVAL_PP(parameter3)) {
case FRIBIDI_CHARSET_UTF8:
fribidi_unicode_to_utf8(u_visual_str,utf8_len , outString);
break;
case FRIBIDI_CHARSET_8859_6:
fribidi_unicode_to_iso8859_6(u_visual_str,len , outString);
break;
case FRIBIDI_CHARSET_8859_8:
fribidi_unicode_to_iso8859_8(u_visual_str,len , outString);
break;
case FRIBIDI_CHARSET_CP1255:
fribidi_unicode_to_cp1255(u_visual_str,len , outString);
break;
case FRIBIDI_CHARSET_CP1256:
fribidi_unicode_to_cp1256(u_visual_str,len , outString);
break;
case FRIBIDI_CHARSET_ISIRI_3342:
fribidi_unicode_to_isiri_3342(u_visual_str,len , outString);
break;
default:
zend_error(E_ERROR,"unknown character set %d<BR>",Z_LVAL_PP(parameter3));
}
efree(u_logical_str);
efree(u_visual_str);
efree(position_L_to_V_list);
efree(position_V_to_L_list);
efree(embedding_level_list);
RETURN_STRING(outString,1);
}
/* }}} */
#endif /* HAVE_FRIBIDI */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 tw=78 fdm=marker
* vim<600: sw=4 ts=4 tw=78
*/
|
