From 3b0c1d088b26331fe171699abf3669c99cc5b0f1 Mon Sep 17 00:00:00 2001 From: Kirill Volinsky Date: Wed, 27 Jun 2012 19:56:40 +0000 Subject: NewEventNotify: renamed to .cpp git-svn-id: http://svn.miranda-ng.org/main/trunk@656 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c --- plugins/NewEventNotify/utils.cpp | 543 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 543 insertions(+) create mode 100644 plugins/NewEventNotify/utils.cpp (limited to 'plugins/NewEventNotify/utils.cpp') diff --git a/plugins/NewEventNotify/utils.cpp b/plugins/NewEventNotify/utils.cpp new file mode 100644 index 0000000000..750bb9b4ff --- /dev/null +++ b/plugins/NewEventNotify/utils.cpp @@ -0,0 +1,543 @@ +/* + Name: NewEventNotify - Plugin for Miranda IM + File: utils.c - Utility functions for Unicode support & other tiny stuff + Version: 2.2.0 + Description: Notifies you when you receive a message + Author: Joe @ Whale, + Date: 05.07.07 13:04 + Copyright: (C) 2007-2008 Joe @ Whale + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#include "neweventnotify.h" + + +BOOL __fastcall NENGetSettingBool(char* szSetting, BOOL bDef) +{ + return (BOOL)DBGetContactSettingByte(NULL, MODULE, szSetting, bDef); +} + +int __fastcall NENWriteSettingBool(char* szSetting, BOOL bValue) +{ + return DBWriteContactSettingByte(NULL, MODULE, szSetting, (BYTE)bValue); +} + +/* a strlen() that likes NULL */ +size_t __fastcall strlennull(const char *string) +{ + if (string) + return strlen(string); + + return 0; +} + +size_t __fastcall strlenT(const TCHAR *string) +{ + if (string) + { + if (g_UnicodeCore) + return wcslen((WCHAR*)string); + else + return strlen((char*)string); + } + return 0; +} + +TCHAR* __fastcall strdupT(const TCHAR *string) +{ + if (string) + { + if (g_UnicodeCore) + return (TCHAR*)wcsdup((WCHAR*)string); + else + return (TCHAR*)strdup((char*)string); + } + return NULL; +} + +TCHAR* __fastcall strcpyT(TCHAR* dest, const TCHAR* src) +{ + if (src) + { + if (g_UnicodeCore) + return (TCHAR*)wcscpy((WCHAR*)dest, (WCHAR*)src); + else + return (TCHAR*)strcpy((char*)dest, (char*)src); + } + return dest; +} + +TCHAR* __fastcall strncpyT(TCHAR* dest, const TCHAR* src, size_t len) +{ + if (src) + { + if (g_UnicodeCore) + return (TCHAR*)wcsncpy((WCHAR*)dest, (WCHAR*)src, len); + else + return (TCHAR*)strncpy((char*)dest, (char*)src, len); + } + return dest; +} + +TCHAR* __fastcall strcatT(TCHAR* dest, const TCHAR* src) +{ + if (src) + { + if (g_UnicodeCore) + return (TCHAR*)wcscat((WCHAR*)dest, (WCHAR*)src); + else + return (TCHAR*)strcat((char*)dest, (char*)src); + } + return dest; +} + +int _snprintfT(TCHAR *buffer, size_t count, const char* fmt, ...) +{ + va_list va; + int len; + + va_start(va, fmt); + if (g_UnicodeCore) + { + TCHAR* wfmt = ansi_to_tchar(fmt); + + len = _vsnwprintf((WCHAR*)buffer, count-1, (WCHAR*)wfmt, va); + ((WCHAR*)buffer)[count-1] = 0; + free(wfmt); + } + else + { + len = _vsnprintf((char*)buffer, count-1, fmt, va); + ((char*)buffer)[count-1] = 0; + } + va_end(va); + return len; +} + +TCHAR* __fastcall NENTranslateT(const char* src, const WCHAR* unibuf) +{ // this takes Ascii strings only!!! + char* szRes = NULL; + + if (!strlennull(src)) + { // for the case of empty strings + return _T(""); + } + + if (g_UnicodeCore) + { // we give WCHAR + WCHAR *unicode; + int wchars, err; + + wchars = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src, + strlennull(src), NULL, 0); + + if (wchars == 0) return NULL; // Failure + + unicode = (WCHAR*)unibuf; + if (!unicode) + unicode = (WCHAR*)malloc((wchars + 1) * sizeof(WCHAR)); + + unicode[wchars] = 0; + + err = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src, + strlennull(src), unicode, wchars); + if (err != wchars) return NULL; // Failure + + return (TCHAR*)TranslateW(unicode); + } + else + return (TCHAR*)Translate(src); +} + +static BOOL bHasCP_UTF8 = FALSE; + + +void InitI18N(void) +{ + CPINFO CPInfo; + + + bHasCP_UTF8 = GetCPInfo(CP_UTF8, &CPInfo); +} + + +// Scans a string encoded in UTF-8 to verify that it contains +// only valid sequences. It will return 1 if the string contains +// only legitimate encoding sequences; otherwise it will return 0; +// From 'Secure Programming Cookbook', John Viega & Matt Messier, 2003 +int UTF8_IsValid(const unsigned char* pszInput) +{ + int nb, i; + const unsigned char* c = pszInput; + + if (!pszInput) return 0; + + for (c = pszInput; *c; c += (nb + 1)) + { + if (!(*c & 0x80)) + nb = 0; + else if ((*c & 0xc0) == 0x80) return 0; + else if ((*c & 0xe0) == 0xc0) nb = 1; + else if ((*c & 0xf0) == 0xe0) nb = 2; + else if ((*c & 0xf8) == 0xf0) nb = 3; + else if ((*c & 0xfc) == 0xf8) nb = 4; + else if ((*c & 0xfe) == 0xfc) nb = 5; + + for (i = 1; i<=nb; i++) // we this forward, do not cross end of string + if ((*(c + i) & 0xc0) != 0x80) + return 0; + } + + return 1; +} + + +/* + * The following UTF8 routines are + * + * Copyright (C) 2001 Peter Harris + * Copyright (C) 2001 Edmund Grimley Evans + * + * under a GPL license + * + * -------------------------------------------------------------- + * Convert a string between UTF-8 and the locale's charset. + * Invalid bytes are replaced by '#', and characters that are + * not available in the target encoding are replaced by '?'. + * + * If the locale's charset is not set explicitly then it is + * obtained using nl_langinfo(CODESET), where available, the + * environment variable CHARSET, or assumed to be US-ASCII. + * + * Return value of conversion functions: + * + * -1 : memory allocation failed + * 0 : data was converted exactly + * 1 : valid data was converted approximately (using '?') + * 2 : input was invalid (but still converted, using '#') + * 3 : unknown encoding (but still converted, using '?') + */ + + + +/* + * Convert a string between UTF-8 and the locale's charset. + */ +unsigned char *make_utf8_string(const wchar_t *unicode) +{ + int size = 0; + int index = 0; + int out_index = 0; + unsigned char* out; + unsigned short c; + + if (!unicode) return NULL; + + /* first calculate the size of the target string */ + c = unicode[index++]; + while (c) + { + if (c < 0x0080) + size += 1; + else if (c < 0x0800) + size += 2; + else + size += 3; + c = unicode[index++]; + } + + out = (unsigned char*)malloc(size + 1); + if (out == NULL) + return NULL; + index = 0; + + c = unicode[index++]; + while (c) + { + if (c < 0x080) + { + out[out_index++] = (unsigned char)c; + } + else if (c < 0x800) + { + out[out_index++] = 0xc0 | (c >> 6); + out[out_index++] = 0x80 | (c & 0x3f); + } + else + { + out[out_index++] = 0xe0 | (c >> 12); + out[out_index++] = 0x80 | ((c >> 6) & 0x3f); + out[out_index++] = 0x80 | (c & 0x3f); + } + c = unicode[index++]; + } + out[out_index] = 0x00; + + return out; +} + + + +WCHAR *make_unicode_string(const unsigned char *utf8) +{ + int size = 0, index = 0, out_index = 0; + wchar_t *out; + unsigned char c; + + if (!utf8) return NULL; + + /* first calculate the size of the target string */ + c = utf8[index++]; + while (c) + { + if ((c & 0x80) == 0) + { + index += 0; + } + else if ((c & 0xe0) == 0xe0) + { + index += 2; + } + else + { + index += 1; + } + size += 1; + c = utf8[index++]; + } + + out = (wchar_t*)malloc((size + 1) * sizeof(wchar_t)); + if (out == NULL) + return NULL; + index = 0; + + c = utf8[index++]; + while (c) + { + if((c & 0x80) == 0) + { + out[out_index++] = c; + } + else if((c & 0xe0) == 0xe0) + { + out[out_index] = (c & 0x1F) << 12; + c = utf8[index++]; + out[out_index] |= (c & 0x3F) << 6; + c = utf8[index++]; + out[out_index++] |= (c & 0x3F); + } + else + { + out[out_index] = (c & 0x3F) << 6; + c = utf8[index++]; + out[out_index++] |= (c & 0x3F); + } + c = utf8[index++]; + } + out[out_index] = 0; + + return out; +} + + + +int utf8_encode(const char *from, char **to) +{ + wchar_t *unicode; + int wchars, err; + + + wchars = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, from, + strlennull(from), NULL, 0); + + if (wchars == 0) + { +// fprintf(stderr, "Unicode translation error %d\n", GetLastError()); + return -1; + } + + unicode = (wchar_t*)mir_alloc((wchars + 1) * sizeof(unsigned short)); + unicode[wchars] = 0; + + err = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, from, + strlennull(from), unicode, wchars); + if(err != wchars) + { +// fprintf(stderr, "Unicode translation error %d\n", GetLastError()); + return -1; + } + + /* On NT-based windows systems, we could use WideCharToMultiByte(), but + * MS doesn't actually have a consistent API across win32. + */ + *to = make_utf8_string(unicode); + + return 0; +} + + + +// Returns 0 on error, 1 on success +int utf8_decode(const char *from, char **to) +{ + int nResult = 0; + +// _ASSERTE(!(*to)); // You passed a non-zero pointer, make sure it doesnt point to unfreed memory + + // Validate the string + if (!UTF8_IsValid(from)) + return 0; + + // Use the native conversion routines when available + if (bHasCP_UTF8) + { + WCHAR *wszTemp = NULL; + int inlen = strlennull(from); + + wszTemp = (WCHAR *)mir_alloc(sizeof(WCHAR) * (inlen + 1)); + + // Convert the UTF-8 string to UCS + if (MultiByteToWideChar(CP_UTF8, 0, from, -1, wszTemp, inlen + 1)) + { + // Convert the UCS string to local ANSI codepage + *to = (char*)malloc(inlen+1); + if (WideCharToMultiByte(CP_ACP, 0, wszTemp, -1, *to, inlen+1, NULL, NULL)) + { + nResult = 1; + } + else + { + free(*to); + } + } + } + else + { + wchar_t *unicode; + int chars; + int err; + + unicode = make_unicode_string(from); + if (unicode == NULL) + { +// fprintf(stderr, "Out of memory processing string from UTF8 to UNICODE16\n"); + return 0; + } + + chars = WideCharToMultiByte(CP_ACP, WC_COMPOSITECHECK, unicode, -1, NULL, 0, NULL, NULL); + + if(chars == 0) + { +// fprintf(stderr, "Unicode translation error %d\n", GetLastError()); + free(unicode); + return 0; + } + + *to = (char*)malloc((chars + 1)*sizeof(unsigned char)); + if(*to == NULL) + { +// fprintf(stderr, "Out of memory processing string to local charset\n"); + free(unicode); + return 0; + } + + err = WideCharToMultiByte(CP_ACP, WC_COMPOSITECHECK, unicode, -1, *to, chars, NULL, NULL); + if (err != chars) + { +// fprintf(stderr, "Unicode translation error %d\n", GetLastError()); + free(unicode); + free(*to); + return 0; + } + + free(unicode); + + nResult = 1; + } + + return nResult; +} + + + +TCHAR* ansi_to_tchar(const char* src) +{ + if (g_UnicodeCore) + { + WCHAR *unicode; + int wchars, err; + + wchars = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src, strlennull(src), NULL, 0); + + if (wchars == 0) return NULL; // Failure + + unicode = (WCHAR*)malloc((wchars + 1) * sizeof(WCHAR)); + unicode[wchars] = 0; + + err = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src, strlennull(src), unicode, wchars); + if (err != wchars) + { + free(unicode); + return NULL; // Failure + } + + return (TCHAR*)unicode; + } + else + return strdupT((TCHAR*)src); +} + +char* tchar_to_ansi(const TCHAR* src) +{ + if (g_UnicodeCore) + { + char *ansi; + int chars; + int err; + + chars = WideCharToMultiByte(CP_ACP, WC_COMPOSITECHECK, (WCHAR*)src, -1, NULL, 0, NULL, NULL); + + if (chars == 0) return NULL; // Failure + + ansi = (char*)malloc((chars + 1)*sizeof(char)); + if (ansi == NULL) return NULL; // Failure + + err = WideCharToMultiByte(CP_ACP, WC_COMPOSITECHECK, (WCHAR*)src, -1, ansi, chars, NULL, NULL); + if (err != chars) + { + free(ansi); + return NULL; + } + return ansi; + } + else + return (char*)strdupT(src); +} + +TCHAR* utf8_to_tchar(const unsigned char* utf) +{ + if (g_UnicodeCore) + return (TCHAR*)make_unicode_string(utf); + else + { + char* szAnsi = NULL; + + if (utf8_decode(utf, &szAnsi)) + return (TCHAR*)szAnsi; + else + return NULL; // Failure + } +} \ No newline at end of file -- cgit v1.2.3