541 lines
18 KiB
C++
541 lines
18 KiB
C++
// This file is part of Notepad++ project
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// Copyright (C)2003 Don HO <don.h@free.fr>
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// Note that the GPL places important restrictions on "derived works", yet
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// it does not provide a detailed definition of that term. To avoid
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// misunderstandings, we consider an application to constitute a
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// "derivative work" for the purpose of this license if it does any of the
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// following:
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// 1. Integrates source code from Notepad++.
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// 2. Integrates/includes/aggregates Notepad++ into a proprietary executable
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// installer, such as those produced by InstallShield.
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// 3. Links to a library or executes a program that does any of the above.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#include "Notepad_plus_Window.h"
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#include "Processus.h"
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#include "Win32Exception.h" //Win32 exception
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#include "MiniDumper.h" //Write dump files
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typedef std::vector<const TCHAR*> ParamVector;
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bool checkSingleFile(const TCHAR *commandLine)
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{
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if (!commandLine || lstrlen(commandLine) == 0)
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return false;
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TCHAR fullpath[MAX_PATH] = {0};
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const DWORD fullpathResult = ::GetFullPathName(commandLine, MAX_PATH, fullpath, NULL);
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if (fullpathResult == 0)
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return false;
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if (fullpathResult > MAX_PATH)
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return false;
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if (::PathFileExists(fullpath))
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return true;
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return false;
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}
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//commandLine should contain path to n++ executable running
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void parseCommandLine(TCHAR * commandLine, ParamVector & paramVector) {
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//params.erase(params.begin());
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//remove the first element, since thats the path the the executable (GetCommandLine does that)
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TCHAR stopChar = TEXT(' ');
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if (commandLine[0] == TEXT('\"')) {
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stopChar = TEXT('\"');
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++commandLine;
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}
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//while this is not really DBCS compliant, space and quote are in the lower 127 ASCII range
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while(commandLine[0] && commandLine[0] != stopChar)
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{
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++commandLine;
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}
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// For unknown reason, the following command :
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// c:\NppDir>notepad++
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// (without quote) will give string "notepad++\0notepad++\0"
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// To avoid the unexpected behaviour we check the end of string before increasing the pointer
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if (commandLine[0] != '\0')
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++commandLine; //advance past stopChar
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//kill remaining spaces
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while(commandLine[0] == TEXT(' '))
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++commandLine;
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bool isFile = checkSingleFile(commandLine); //if the commandline specifies only a file, open it as such
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if (isFile) {
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paramVector.push_back(commandLine);
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return;
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}
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bool isInFile = false;
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bool isInWhiteSpace = true;
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paramVector.clear();
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size_t commandLength = lstrlen(commandLine);
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for (size_t i = 0; i < commandLength; ++i)
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{
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switch(commandLine[i]) {
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case '\"': { //quoted filename, ignore any following whitespace
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if (!isInFile) { //" will always be treated as start or end of param, in case the user forgot to add an space
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paramVector.push_back(commandLine+i+1); //add next param(since zero terminated generic_string original, no overflow of +1)
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}
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isInFile = !isInFile;
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isInWhiteSpace = false;
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//because we dont want to leave in any quotes in the filename, remove them now (with zero terminator)
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commandLine[i] = 0;
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break; }
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case '\t': //also treat tab as whitespace
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case ' ': {
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isInWhiteSpace = true;
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if (!isInFile)
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commandLine[i] = 0; //zap spaces into zero terminators, unless its part of a filename
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break; }
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default: { //default TCHAR, if beginning of word, add it
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if (!isInFile && isInWhiteSpace) {
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paramVector.push_back(commandLine+i); //add next param
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isInWhiteSpace = false;
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}
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break; }
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}
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}
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//the commandline generic_string is now a list of zero terminated strings concatenated, and the vector contains all the substrings
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}
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bool isInList(const TCHAR *token2Find, ParamVector & params)
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{
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size_t nrItems = params.size();
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for (size_t i = 0; i < nrItems; ++i)
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{
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if (!lstrcmp(token2Find, params.at(i)))
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{
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params.erase(params.begin() + i);
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return true;
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}
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}
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return false;
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};
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bool getParamVal(TCHAR c, ParamVector & params, generic_string & value)
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{
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value = TEXT("");
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size_t nrItems = params.size();
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for (size_t i = 0; i < nrItems; ++i)
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{
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const TCHAR * token = params.at(i);
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if (token[0] == '-' && lstrlen(token) >= 2 && token[1] == c) { //dash, and enough chars
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value = (token+2);
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params.erase(params.begin() + i);
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return true;
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}
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}
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return false;
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}
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bool getParamValFromString(const TCHAR *str, ParamVector & params, generic_string & value)
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{
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value = TEXT("");
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size_t nrItems = params.size();
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for (size_t i = 0; i < nrItems; ++i)
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{
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const TCHAR * token = params.at(i);
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generic_string tokenStr = token;
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size_t pos = tokenStr.find(str);
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if (pos != generic_string::npos && pos == 0)
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{
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value = (token + lstrlen(str));
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params.erase(params.begin() + i);
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return true;
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}
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}
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return false;
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}
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LangType getLangTypeFromParam(ParamVector & params)
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{
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generic_string langStr;
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if (!getParamVal('l', params, langStr))
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return L_EXTERNAL;
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return NppParameters::getLangIDFromStr(langStr.c_str());
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}
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generic_string getLocalizationPathFromParam(ParamVector & params)
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{
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generic_string locStr;
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if (!getParamVal('L', params, locStr))
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return TEXT("");
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return NppParameters::getLocPathFromStr(locStr.c_str());
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}
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int getNumberFromParam(char paramName, ParamVector & params, bool & isParamePresent) {
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generic_string numStr;
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if (!getParamVal(paramName, params, numStr))
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{
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isParamePresent = false;
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return -1;
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}
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isParamePresent = true;
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return generic_atoi(numStr.c_str());
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};
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generic_string getEasterEggNameFromParam(ParamVector & params, unsigned char & type)
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{
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generic_string EasterEggName;
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if (!getParamValFromString(TEXT("-qn"), params, EasterEggName)) // get internal easter egg
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{
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if (!getParamValFromString(TEXT("-qt"), params, EasterEggName)) // get user quote from cmdline argument
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{
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if (!getParamValFromString(TEXT("-qf"), params, EasterEggName)) // get user quote from a content of file
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return TEXT("");
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else
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{
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EasterEggName = relativeFilePathToFullFilePath(EasterEggName.c_str());
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type = 2; // quote content in file
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}
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}
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else
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type = 1; // commandline quote
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}
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else
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type = 0; // easter egg
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generic_string percentTwentyStr = TEXT("%20");
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generic_string spaceStr = TEXT(" ");
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size_t start_pos = 0;
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while ((start_pos = EasterEggName.find(percentTwentyStr, start_pos)) != std::string::npos)
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{
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EasterEggName.replace(start_pos, percentTwentyStr.length(), spaceStr);
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start_pos += spaceStr.length(); // Handles case where 'to' is a substring of 'from'
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}
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return EasterEggName;
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}
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const TCHAR FLAG_MULTI_INSTANCE[] = TEXT("-multiInst");
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const TCHAR FLAG_NO_PLUGIN[] = TEXT("-noPlugin");
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const TCHAR FLAG_READONLY[] = TEXT("-ro");
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const TCHAR FLAG_NOSESSION[] = TEXT("-nosession");
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const TCHAR FLAG_NOTABBAR[] = TEXT("-notabbar");
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const TCHAR FLAG_SYSTRAY[] = TEXT("-systemtray");
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const TCHAR FLAG_LOADINGTIME[] = TEXT("-loadingTime");
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const TCHAR FLAG_HELP[] = TEXT("--help");
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const TCHAR FLAG_ALWAYS_ON_TOP[] = TEXT("-alwaysOnTop");
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const TCHAR FLAG_OPENSESSIONFILE[] = TEXT("-openSession");
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const TCHAR FLAG_RECURSIVE[] = TEXT("-r");
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static void doException(Notepad_plus_Window & notepad_plus_plus)
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{
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Win32Exception::removeHandler(); //disable exception handler after excpetion, we dont want corrupt data structurs to crash the exception handler
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::MessageBox(Notepad_plus_Window::gNppHWND, TEXT("Notepad++ will attempt to save any unsaved data. However, dataloss is very likely."), TEXT("Recovery initiating"), MB_OK | MB_ICONINFORMATION);
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TCHAR tmpDir[1024];
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GetTempPath(1024, tmpDir);
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generic_string emergencySavedDir = tmpDir;
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emergencySavedDir += TEXT("\\N++RECOV");
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bool res = notepad_plus_plus.emergency(emergencySavedDir);
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if (res)
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{
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generic_string displayText = TEXT("Notepad++ was able to successfully recover some unsaved documents, or nothing to be saved could be found.\r\nYou can find the results at :\r\n");
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displayText += emergencySavedDir;
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::MessageBox(Notepad_plus_Window::gNppHWND, displayText.c_str(), TEXT("Recovery success"), MB_OK | MB_ICONINFORMATION);
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}
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else
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::MessageBox(Notepad_plus_Window::gNppHWND, TEXT("Unfortunatly, Notepad++ was not able to save your work. We are sorry for any lost data."), TEXT("Recovery failure"), MB_OK | MB_ICONERROR);
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}
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int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int)
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{
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LPTSTR cmdLine = ::GetCommandLine();
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ParamVector params;
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parseCommandLine(cmdLine, params);
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MiniDumper mdump; //for debugging purposes.
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bool TheFirstOne = true;
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::SetLastError(NO_ERROR);
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::CreateMutex(NULL, false, TEXT("nppInstance"));
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if (::GetLastError() == ERROR_ALREADY_EXISTS)
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TheFirstOne = false;
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bool isParamePresent;
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bool showHelp = isInList(FLAG_HELP, params);
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bool isMultiInst = isInList(FLAG_MULTI_INSTANCE, params);
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CmdLineParams cmdLineParams;
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cmdLineParams._isNoTab = isInList(FLAG_NOTABBAR, params);
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cmdLineParams._isNoPlugin = isInList(FLAG_NO_PLUGIN, params);
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cmdLineParams._isReadOnly = isInList(FLAG_READONLY, params);
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cmdLineParams._isNoSession = isInList(FLAG_NOSESSION, params);
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cmdLineParams._isPreLaunch = isInList(FLAG_SYSTRAY, params);
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cmdLineParams._alwaysOnTop = isInList(FLAG_ALWAYS_ON_TOP, params);
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cmdLineParams._showLoadingTime = isInList(FLAG_LOADINGTIME, params);
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cmdLineParams._isSessionFile = isInList(FLAG_OPENSESSIONFILE, params);
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cmdLineParams._isRecursive = isInList(FLAG_RECURSIVE, params);
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cmdLineParams._langType = getLangTypeFromParam(params);
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cmdLineParams._localizationPath = getLocalizationPathFromParam(params);
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cmdLineParams._line2go = getNumberFromParam('n', params, isParamePresent);
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cmdLineParams._column2go = getNumberFromParam('c', params, isParamePresent);
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cmdLineParams._pos2go = getNumberFromParam('p', params, isParamePresent);
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cmdLineParams._point.x = getNumberFromParam('x', params, cmdLineParams._isPointXValid);
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cmdLineParams._point.y = getNumberFromParam('y', params, cmdLineParams._isPointYValid);
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cmdLineParams._easterEggName = getEasterEggNameFromParam(params, cmdLineParams._quoteType);
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if (showHelp)
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::MessageBox(NULL, COMMAND_ARG_HELP, TEXT("Notepad++ Command Argument Help"), MB_OK);
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NppParameters *pNppParameters = NppParameters::getInstance();
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if (cmdLineParams._localizationPath != TEXT(""))
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{
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pNppParameters->setStartWithLocFileName(cmdLineParams._localizationPath);
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}
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pNppParameters->load();
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// override the settings if notepad style is present
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if (pNppParameters->asNotepadStyle())
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{
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isMultiInst = true;
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cmdLineParams._isNoTab = true;
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cmdLineParams._isNoSession = true;
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}
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// override the settings if multiInst is choosen by user in the preference dialog
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const NppGUI & nppGUI = pNppParameters->getNppGUI();
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if (nppGUI._multiInstSetting == multiInst)
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{
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isMultiInst = true;
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// Only the first launch remembers the session
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if (!TheFirstOne)
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cmdLineParams._isNoSession = true;
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}
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generic_string quotFileName = TEXT("");
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// tell the running instance the FULL path to the new files to load
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size_t nrFilesToOpen = params.size();
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for (size_t i = 0; i < nrFilesToOpen; ++i)
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{
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const TCHAR * currentFile = params.at(i);
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if (currentFile[0])
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{
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//check if relative or full path. Relative paths dont have a colon for driveletter
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quotFileName += TEXT("\"");
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quotFileName += relativeFilePathToFullFilePath(currentFile);
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quotFileName += TEXT("\" ");
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}
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}
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//Only after loading all the file paths set the working directory
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::SetCurrentDirectory(NppParameters::getInstance()->getNppPath().c_str()); //force working directory to path of module, preventing lock
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if ((!isMultiInst) && (!TheFirstOne))
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{
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HWND hNotepad_plus = ::FindWindow(Notepad_plus_Window::getClassName(), NULL);
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for (int i = 0 ;!hNotepad_plus && i < 5 ; ++i)
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{
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Sleep(100);
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hNotepad_plus = ::FindWindow(Notepad_plus_Window::getClassName(), NULL);
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}
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if (hNotepad_plus)
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{
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// First of all, destroy static object NppParameters
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pNppParameters->destroyInstance();
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MainFileManager->destroyInstance();
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int sw = 0;
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if (::IsZoomed(hNotepad_plus))
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sw = SW_MAXIMIZE;
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else if (::IsIconic(hNotepad_plus))
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sw = SW_RESTORE;
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/* REMOVED
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else
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sw = SW_SHOW;
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// IMPORTANT !!!
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::ShowWindow(hNotepad_plus, sw);
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DEVOMER*/
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/* ADDED */
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if (sw != 0)
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::ShowWindow(hNotepad_plus, sw);
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/* DEDDA */
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::SetForegroundWindow(hNotepad_plus);
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if (params.size() > 0) //if there are files to open, use the WM_COPYDATA system
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{
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COPYDATASTRUCT paramData;
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paramData.dwData = COPYDATA_PARAMS;
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paramData.lpData = &cmdLineParams;
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paramData.cbData = sizeof(cmdLineParams);
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COPYDATASTRUCT fileNamesData;
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fileNamesData.dwData = COPYDATA_FILENAMES;
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fileNamesData.lpData = (void *)quotFileName.c_str();
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fileNamesData.cbData = long(quotFileName.length() + 1)*(sizeof(TCHAR));
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::SendMessage(hNotepad_plus, WM_COPYDATA, reinterpret_cast<WPARAM>(hInstance), reinterpret_cast<LPARAM>(¶mData));
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::SendMessage(hNotepad_plus, WM_COPYDATA, reinterpret_cast<WPARAM>(hInstance), reinterpret_cast<LPARAM>(&fileNamesData));
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}
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return 0;
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}
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}
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Notepad_plus_Window notepad_plus_plus;
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NppGUI & nppGui = const_cast<NppGUI &>(pNppParameters->getNppGUI());
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generic_string updaterDir = pNppParameters->getNppPath();
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updaterDir += TEXT("\\updater\\");
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generic_string updaterFullPath = updaterDir + TEXT("gup.exe");
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generic_string version = TEXT("-v");
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version += VERSION_VALUE;
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bool isUpExist = nppGui._doesExistUpdater = (::PathFileExists(updaterFullPath.c_str()) == TRUE);
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bool doUpdate = nppGui._autoUpdateOpt._doAutoUpdate;
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if (doUpdate) // check more detail
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{
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Date today(0);
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if (today < nppGui._autoUpdateOpt._nextUpdateDate)
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doUpdate = false;
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}
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// wingup doesn't work with the obsolet security layer (API) under xp since downloadings are secured with SSL on notepad_plus_plus.org
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winVer ver = pNppParameters->getWinVersion();
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bool isGtXP = ver > WV_XP;
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if (TheFirstOne && isUpExist && doUpdate && isGtXP)
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{
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Process updater(updaterFullPath.c_str(), version.c_str(), updaterDir.c_str());
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updater.run();
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// Update next update date
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if (nppGui._autoUpdateOpt._intervalDays < 0) // Make sure interval days value is positive
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nppGui._autoUpdateOpt._intervalDays = 0 - nppGui._autoUpdateOpt._intervalDays;
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nppGui._autoUpdateOpt._nextUpdateDate = Date(nppGui._autoUpdateOpt._intervalDays);
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}
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MSG msg;
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msg.wParam = 0;
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Win32Exception::installHandler();
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try
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{
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notepad_plus_plus.init(hInstance, NULL, quotFileName.c_str(), &cmdLineParams);
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// Tell UAC that lower integrity processes are allowed to send WM_COPYDATA messages to this process (or window)
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// This allows opening new files to already opened elevated Notepad++ process via explorer context menu.
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if (ver >= WV_VISTA || ver == WV_UNKNOWN)
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{
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HMODULE hDll = GetModuleHandle(TEXT("user32.dll"));
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if (hDll)
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{
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// According to MSDN ChangeWindowMessageFilter may not be supported in future versions of Windows,
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// that is why we use ChangeWindowMessageFilterEx if it is available (windows version >= Win7).
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if (pNppParameters->getWinVersion() == WV_VISTA)
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{
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typedef BOOL (WINAPI *MESSAGEFILTERFUNC)(UINT message,DWORD dwFlag);
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const DWORD MSGFLT_ADD = 1;
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MESSAGEFILTERFUNC func = (MESSAGEFILTERFUNC)::GetProcAddress( hDll, "ChangeWindowMessageFilter" );
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if (func)
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func(WM_COPYDATA, MSGFLT_ADD);
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}
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else
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{
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typedef BOOL (WINAPI *MESSAGEFILTERFUNCEX)(HWND hWnd,UINT message,DWORD action,VOID* pChangeFilterStruct);
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const DWORD MSGFLT_ALLOW = 1;
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MESSAGEFILTERFUNCEX func = (MESSAGEFILTERFUNCEX)::GetProcAddress( hDll, "ChangeWindowMessageFilterEx" );
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if (func)
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func(notepad_plus_plus.getHSelf(), WM_COPYDATA, MSGFLT_ALLOW, NULL );
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}
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}
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}
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bool going = true;
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while (going)
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{
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going = ::GetMessageW(&msg, NULL, 0, 0) != 0;
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if (going)
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{
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// if the message doesn't belong to the notepad_plus_plus's dialog
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if (!notepad_plus_plus.isDlgsMsg(&msg))
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{
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if (::TranslateAccelerator(notepad_plus_plus.getHSelf(), notepad_plus_plus.getAccTable(), &msg) == 0)
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{
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::TranslateMessage(&msg);
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::DispatchMessageW(&msg);
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}
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}
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}
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}
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}
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catch (int i)
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{
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TCHAR str[50] = TEXT("God Damned Exception : ");
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TCHAR code[10];
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wsprintf(code, TEXT("%d"), i);
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::MessageBox(Notepad_plus_Window::gNppHWND, lstrcat(str, code), TEXT("Int Exception"), MB_OK);
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doException(notepad_plus_plus);
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}
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catch (std::runtime_error & ex)
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{
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::MessageBoxA(Notepad_plus_Window::gNppHWND, ex.what(), "Runtime Exception", MB_OK);
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doException(notepad_plus_plus);
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}
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catch (const Win32Exception & ex)
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{
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TCHAR message[1024]; //TODO: sane number
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wsprintf(message, TEXT("An exception occured. Notepad++ cannot recover and must be shut down.\r\nThe exception details are as follows:\r\n")
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TEXT("Code:\t0x%08X\r\nType:\t%S\r\nException address: 0x%08X"), ex.code(), ex.what(), reinterpret_cast<long>(ex.where()));
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::MessageBox(Notepad_plus_Window::gNppHWND, message, TEXT("Win32Exception"), MB_OK | MB_ICONERROR);
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mdump.writeDump(ex.info());
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doException(notepad_plus_plus);
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}
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catch (std::exception & ex)
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{
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::MessageBoxA(Notepad_plus_Window::gNppHWND, ex.what(), "General Exception", MB_OK);
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doException(notepad_plus_plus);
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}
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catch (...) // this shouldnt ever have to happen
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{
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::MessageBoxA(Notepad_plus_Window::gNppHWND, "An exception that we did not yet found its name is just caught", "Unknown Exception", MB_OK);
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doException(notepad_plus_plus);
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}
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return static_cast<int>(msg.wParam);
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} |