pspell.c

php-4.4.7学习linux时下载的源代码

/*
   +----------------------------------------------------------------------+
   | PHP Version 4                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2007 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.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          |
   | [e-mail] so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author: Vlad Krupin <[e-mail]>                         |
   +----------------------------------------------------------------------+
*/

/* $Id: pspell.c,v 1.28.8.5.4.5 2007/01/01 09:46:46 sebastian Exp $ */

#define IS_EXT_MODULE

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "php.h"

#include <stdlib.h>
#include <ctype.h>
#include <stdio.h>

#if HAVE_PSPELL

/* this will enforce compatibility in .12 version (broken after .11.2) */
#define USE_ORIGINAL_MANAGER_FUNCS

#include "php_pspell.h"
#include <pspell.h>
#include "ext/standard/info.h"

#define PSPELL_FAST 1L
#define PSPELL_NORMAL 2L
#define PSPELL_BAD_SPELLERS 3L
#define PSPELL_SPEED_MASK_INTERNAL 3L
#define PSPELL_RUN_TOGETHER 8L

/* Largest ignored word can be 999 characters (this seems sane enough), 
 * and it takes 3 bytes to represent that (see pspell_config_ignore)
 */
#define PSPELL_LARGEST_WORD 3

/* {{{ pspell_functions[]
 */
function_entry pspell_functions[] = {
	PHP_FE(pspell_new,		NULL)
	PHP_FE(pspell_new_personal,		NULL)
	PHP_FE(pspell_new_config,		NULL)
	PHP_FE(pspell_check,		NULL)
	PHP_FE(pspell_suggest,		NULL)
	PHP_FE(pspell_store_replacement,		NULL)
	PHP_FE(pspell_add_to_personal,		NULL)
	PHP_FE(pspell_add_to_session,		NULL)
	PHP_FE(pspell_clear_session,		NULL)
	PHP_FE(pspell_save_wordlist,		NULL)
	PHP_FE(pspell_config_create,		NULL)
	PHP_FE(pspell_config_runtogether,		NULL)
	PHP_FE(pspell_config_mode,		NULL)
	PHP_FE(pspell_config_ignore,		NULL)
	PHP_FE(pspell_config_personal,		NULL)
	PHP_FE(pspell_config_repl,		NULL)
	PHP_FE(pspell_config_save_repl,		NULL)
	{NULL, NULL, NULL} 
};
/* }}} */

static int le_pspell, le_pspell_config;

zend_module_entry pspell_module_entry = {
    STANDARD_MODULE_HEADER,
	"pspell", pspell_functions, PHP_MINIT(pspell), NULL, NULL, NULL, PHP_MINFO(pspell), NO_VERSION_YET, STANDARD_MODULE_PROPERTIES
};

#ifdef COMPILE_DL_PSPELL
ZEND_GET_MODULE(pspell)
#endif

static void php_pspell_close(zend_rsrc_list_entry *rsrc TSRMLS_DC)
{
	PspellManager *manager = (PspellManager *)rsrc->ptr;

	delete_pspell_manager(manager);
}

static void php_pspell_close_config(zend_rsrc_list_entry *rsrc TSRMLS_DC)
{
	PspellConfig *config = (PspellConfig *)rsrc->ptr;

	delete_pspell_config(config);
}

#define PSPELL_FETCH_CONFIG \
	convert_to_long_ex(conf);	\
	config = (PspellConfig *) zend_list_find(Z_LVAL_PP(conf), &type);	\
	if (config == NULL || type != le_pspell_config) {	\
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%ld is not a PSPELL config index", Z_LVAL_PP(conf));	\
		RETURN_FALSE;	\
	}	\

#define PSPELL_FETCH_MANAGER \
	convert_to_long_ex(scin);	\
	manager = (PspellManager *) zend_list_find(Z_LVAL_PP(scin), &type);	\
	if (!manager || type != le_pspell) {	\
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "%ld is not a PSPELL result index", Z_LVAL_PP(scin));	\
		RETURN_FALSE;	\
	}	\

/* {{{ PHP_MINIT_FUNCTION
 */
PHP_MINIT_FUNCTION(pspell)
{
	REGISTER_LONG_CONSTANT("PSPELL_FAST", PSPELL_FAST, CONST_PERSISTENT | CONST_CS);
	REGISTER_LONG_CONSTANT("PSPELL_NORMAL", PSPELL_NORMAL, CONST_PERSISTENT | CONST_CS);
	REGISTER_LONG_CONSTANT("PSPELL_BAD_SPELLERS", PSPELL_BAD_SPELLERS, CONST_PERSISTENT | CONST_CS);
	REGISTER_LONG_CONSTANT("PSPELL_RUN_TOGETHER", PSPELL_RUN_TOGETHER, CONST_PERSISTENT | CONST_CS);
	le_pspell = zend_register_list_destructors_ex(php_pspell_close, NULL, "pspell", module_number);
	le_pspell_config = zend_register_list_destructors_ex(php_pspell_close_config, NULL, "pspell config", module_number);
	return SUCCESS;
}
/* }}} */

/* {{{ proto int pspell_new(string language [, string spelling [, string jargon [, string encoding [, int mode]]]])
   Load a dictionary */
PHP_FUNCTION(pspell_new)
{
	zval **language,**spelling,**jargon,**encoding,**pmode;
	long mode = 0L,  speed = 0L;
	int argc;
	int ind;

#ifdef PHP_WIN32
	TCHAR aspell_dir[200];
	TCHAR data_dir[220];
	TCHAR dict_dir[220];
	HKEY hkey;
	DWORD dwType,dwLen;
#endif

	PspellCanHaveError *ret;
	PspellManager *manager;
	PspellConfig *config;
	
	argc = ZEND_NUM_ARGS();
	if (argc < 1 || argc > 5 || zend_get_parameters_ex(argc,&language,&spelling,&jargon,&encoding,&pmode) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	config = new_pspell_config();

#ifdef PHP_WIN32
	/* If aspell was installed using installer, we should have a key
	 * pointing to the location of the dictionaries
	 */
	if(0 == RegOpenKey(HKEY_LOCAL_MACHINE, "Software\\Aspell", &hkey)) {
		RegQueryValueEx(hkey, "", NULL, &dwType, (LPBYTE)&aspell_dir, &dwLen);
		RegCloseKey(hkey);
		strcpy(data_dir, aspell_dir);
		strcat(data_dir, "\\data");
		strcpy(dict_dir, aspell_dir);
		strcat(dict_dir, "\\dict");

		pspell_config_replace(config, "data-dir", data_dir);
		pspell_config_replace(config, "dict-dir", dict_dir);
	}
#endif

	convert_to_string_ex(language);
	pspell_config_replace(config, "language-tag", Z_STRVAL_PP(language));

	if(argc > 1){
		convert_to_string_ex(spelling);
	 	if(Z_STRLEN_PP(spelling) > 0){
			pspell_config_replace(config, "spelling", Z_STRVAL_PP(spelling));
		}
	}

	if(argc > 2){
		convert_to_string_ex(jargon);
		if(Z_STRLEN_PP(jargon) > 0){
			pspell_config_replace(config, "jargon", Z_STRVAL_PP(jargon));
		}
	}

	if(argc > 3){
		convert_to_string_ex(encoding);
		if(Z_STRLEN_PP(encoding) > 0){
			pspell_config_replace(config, "encoding", Z_STRVAL_PP(encoding));
		}
	}

	if(argc > 4){
		convert_to_long_ex(pmode);
		mode = Z_LVAL_PP(pmode);
		speed = mode & PSPELL_SPEED_MASK_INTERNAL;

		/* First check what mode we want (how many suggestions) */
		if(speed == PSPELL_FAST){
			pspell_config_replace(config, "sug-mode", "fast");
		}else if(speed == PSPELL_NORMAL){
			pspell_config_replace(config, "sug-mode", "normal");
		}else if(speed == PSPELL_BAD_SPELLERS){
			pspell_config_replace(config, "sug-mode", "bad-spellers");
		}
		
		/* Then we see if run-together words should be treated as valid components */
		if(mode & PSPELL_RUN_TOGETHER){
			pspell_config_replace(config, "run-together", "true");
		}
	}

	ret = new_pspell_manager(config);
	delete_pspell_config(config);

	if(pspell_error_number(ret) != 0){
		php_error(E_WARNING, "PSPELL couldn't open the dictionary. reason: %s ", pspell_error_message(ret));
		RETURN_FALSE;
	}
	
	manager = to_pspell_manager(ret);
	ind = zend_list_insert(manager, le_pspell);
	RETURN_LONG(ind);
}
/* }}} */

/* {{{ proto int pspell_new_personal(string personal, string language [, string spelling [, string jargon [, string encoding [, int mode]]]])
   Load a dictionary with a personal wordlist*/
PHP_FUNCTION(pspell_new_personal)
{
	zval **personal, **language,**spelling,**jargon,**encoding,**pmode;
	long mode = 0L,  speed = 0L;
	int argc;
	int ind;

#ifdef PHP_WIN32
	TCHAR aspell_dir[200];
	TCHAR data_dir[220];
	TCHAR dict_dir[220];
	HKEY hkey;
	DWORD dwType,dwLen;
#endif

	PspellCanHaveError *ret;
	PspellManager *manager;
	PspellConfig *config;
	
	argc = ZEND_NUM_ARGS();
	if (argc < 2 || argc > 6 || zend_get_parameters_ex(argc,&personal,&language,&spelling,&jargon,&encoding,&pmode) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	config = new_pspell_config();

#ifdef PHP_WIN32
	/* If aspell was installed using installer, we should have a key
	 * pointing to the location of the dictionaries
	 */
	if(0 == RegOpenKey(HKEY_LOCAL_MACHINE, "Software\\Aspell", &hkey)) {
		RegQueryValueEx(hkey, "", NULL, &dwType, (LPBYTE)&aspell_dir, &dwLen);
		RegCloseKey(hkey);
		strcpy(data_dir, aspell_dir);
		strcat(data_dir, "\\data");
		strcpy(dict_dir, aspell_dir);
		strcat(dict_dir, "\\dict");

		pspell_config_replace(config, "data-dir", data_dir);
		pspell_config_replace(config, "dict-dir", dict_dir);
	}
#endif

	convert_to_string_ex(personal);

	if (PG(safe_mode) && (!php_checkuid(Z_STRVAL_PP(personal), NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
		RETURN_FALSE;
	}

	if (php_check_open_basedir(Z_STRVAL_PP(personal) TSRMLS_CC)) {
		RETURN_FALSE;
	}

	pspell_config_replace(config, "personal", Z_STRVAL_PP(personal));
	pspell_config_replace(config, "save-repl", "false");

	convert_to_string_ex(language);
	pspell_config_replace(config, "language-tag", Z_STRVAL_PP(language));

	if(argc > 2){
		convert_to_string_ex(spelling);
	 	if(Z_STRLEN_PP(spelling) > 0){
			pspell_config_replace(config, "spelling", Z_STRVAL_PP(spelling));
		}
	}

	if(argc > 3){
		convert_to_string_ex(jargon);
		if(Z_STRLEN_PP(jargon) > 0){
			pspell_config_replace(config, "jargon", Z_STRVAL_PP(jargon));
		}
	}

	if(argc > 4){
		convert_to_string_ex(encoding);
		if(Z_STRLEN_PP(encoding) > 0){
			pspell_config_replace(config, "encoding", Z_STRVAL_PP(encoding));
		}
	}

	if(argc > 5){
		convert_to_long_ex(pmode);
		mode = Z_LVAL_PP(pmode);
		speed = mode & PSPELL_SPEED_MASK_INTERNAL;

		/* First check what mode we want (how many suggestions) */
		if(speed == PSPELL_FAST){
			pspell_config_replace(config, "sug-mode", "fast");
		}else if(speed == PSPELL_NORMAL){
			pspell_config_replace(config, "sug-mode", "normal");
		}else if(speed == PSPELL_BAD_SPELLERS){
			pspell_config_replace(config, "sug-mode", "bad-spellers");
		}
		
		/* Then we see if run-together words should be treated as valid components */
		if(mode & PSPELL_RUN_TOGETHER){
			pspell_config_replace(config, "run-together", "true");
		}
	}

	ret = new_pspell_manager(config);
	delete_pspell_config(config);

	if(pspell_error_number(ret) != 0){
		php_error(E_WARNING, "PSPELL couldn't open the dictionary. reason: %s ", pspell_error_message(ret));
		RETURN_FALSE;
	}
	
	manager = to_pspell_manager(ret);
	ind = zend_list_insert(manager, le_pspell);
	RETURN_LONG(ind);
}
/* }}} */

/* {{{ proto int pspell_new_config(int config)
   Load a dictionary based on the given config */
PHP_FUNCTION(pspell_new_config)
{
	int type;
	zval **conf;
	int argc;
	int ind;
	
	PspellCanHaveError *ret;
	PspellManager *manager;
	PspellConfig *config;
	
	argc = ZEND_NUM_ARGS();
	if (argc != 1 || zend_get_parameters_ex(argc,&conf) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	PSPELL_FETCH_CONFIG;	

	ret = new_pspell_manager(config);

	if(pspell_error_number(ret) != 0){
		php_error(E_WARNING, "PSPELL couldn't open the dictionary. reason: %s ", pspell_error_message(ret));
		RETURN_FALSE;
	}
	
	manager = to_pspell_manager(ret);
	ind = zend_list_insert(manager, le_pspell);
	RETURN_LONG(ind);
}
/* }}} */

/* {{{ proto int pspell_check(int pspell, string word)
   Returns true if word is valid */
PHP_FUNCTION(pspell_check)
{
	int type;
	zval **scin,**word;
	PspellManager *manager;

	int argc;
	argc = ZEND_NUM_ARGS();
	if (argc != 2 || zend_get_parameters_ex(argc, &scin,&word) == FAILURE) {
		WRONG_PARAM_COUNT;
	}
    
	convert_to_string_ex(word);

	PSPELL_FETCH_MANAGER;

	if(pspell_manager_check(manager, Z_STRVAL_PP(word))){
		RETURN_TRUE;
	}else{
		RETURN_FALSE;
	}
}
/* }}} */

/* {{{ proto array pspell_suggest(int pspell, string word)
   Returns array of suggestions */
PHP_FUNCTION(pspell_suggest)
{
	zval **scin, **word;
	int argc;
	PspellManager *manager;
	int type;
	const PspellWordList *wl;
	const char *sug;

	argc = ZEND_NUM_ARGS();