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monero/contrib/otshell_utils/utils.cpp

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/// @file
/// @author rfree (current maintainer in monero.cc project)
/// @brief various general utils taken from (and relate to) otshell project, including loggiang/debug
/* See other files here for the LICENCE that applies here. */
/* See header file .hpp for info */
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>
#include <fstream>
#include <iostream>
#include <iomanip>
#include <chrono>
#include "utils.hpp"
#include "ccolor.hpp"
#include "lib_common1.hpp"
#include "runoptions.hpp"
#if defined(_WIN32) || defined(WIN32) || defined(_WIN64) || defined (WIN64)
#define OS_TYPE_WINDOWS
#elif defined(__unix__) || defined(__posix) || defined(__linux) || defined(__darwin) || defined(__APPLE__) || defined(__clang__)
#define OS_TYPE_POSIX
#else
#warning "Compiler/OS platform is not recognized. Just assuming it will work as POSIX then"
#define OS_TYPE_POSIX
#endif
#if defined(OS_TYPE_WINDOWS)
#include <windows.h>
#include <process.h>
#elif defined(OS_TYPE_POSIX)
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#else
#error "Compiler/OS platform detection failed - not supported"
#endif
namespace nOT {
namespace nUtils {
INJECT_OT_COMMON_USING_NAMESPACE_COMMON_1 // <=== namespaces
// ====================================================================
// Numerical values of the debug levels - see hpp
const int _debug_level_nr_dbg3=20;
const int _debug_level_nr_dbg2=30;
const int _debug_level_nr_dbg1=40;
const int _debug_level_nr_info=50;
const int _debug_level_nr_note=60;
const int _debug_level_nr_fact=75;
const int _debug_level_nr_mark=80;
const int _debug_level_nr_warn=90;
const int _debug_level_nr_erro=100;
// ====================================================================
myexception::myexception(const char * what)
: std::runtime_error(what)
{ }
myexception::myexception(const std::string &what)
: std::runtime_error(what)
{ }
void myexception::Report() const {
_erro("Error: " << what());
}
//myexception::~myexception() { }
// ====================================================================
// text trimming
// http://stackoverflow.com/questions/216823/whats-the-best-way-to-trim-stdstring
std::string & ltrim(std::string &s) {
s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
return s;
}
std::string & rtrim(std::string &s) {
s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
return s;
}
std::string & trim(std::string &s) {
return ltrim(rtrim(s));
}
std::string get_current_time() {
std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
time_t time_now = std::chrono::system_clock::to_time_t(now);
std::chrono::high_resolution_clock::duration duration = now.time_since_epoch();
int64_t micro = std::chrono::duration_cast<std::chrono::microseconds>(duration).count();
// std::localtime() - This function may not be thread-safe.
#ifdef OS_TYPE_WINDOWS
struct tm * tm_pointer = std::localtime( &time_now ); // thread-safe on mingw-w64 (thread local variable) and on MSVC btw
// http://stackoverflow.com/questions/18551409/localtime-r-support-on-mingw
// tm_pointer points to thread-local data, memory is owned/managed by the system/library
#else
// linux, freebsd, have this
struct tm tm_object; // automatic storage duration http://en.cppreference.com/w/cpp/language/storage_duration
struct tm * tm_pointer = & tm_object; // just point to our data
auto x = localtime_r( &time_now , tm_pointer ); // modifies our own (this thread) data in tm_object, this is safe http://linux.die.net/man/3/localtime_r
if (x != tm_pointer) return "(internal error in get_current_time)"; // redundant check in case of broken implementation of localtime_r
#endif
// tm_pointer now points to proper time data, and that memory is automatically managed
if (!tm_pointer) return "(internal error in get_current_time - NULL)"; // redundant check in case of broken implementation of used library methods
std::stringstream stream;
stream << std::setfill('0')
<< std::setw(2) << tm_pointer->tm_year+1900
<< '-' << std::setw(2) << tm_pointer->tm_mon+1
<< '-' << std::setw(2) << tm_pointer->tm_mday
<< ' ' << std::setw(2) << tm_pointer->tm_hour
<< ':' << std::setw(2) << tm_pointer->tm_min
<< ':' << std::setw(2) << tm_pointer->tm_sec
<< '.' << std::setw(6) << (micro%1000000); // 6 because microseconds
return stream.str();
}
cNullstream g_nullstream; // extern a stream that does nothing (eats/discards data)
boost::recursive_mutex gLoggerGuard; // extern
std::atomic<int> gLoggerGuardDepth; // extern
std::atomic<int> & gLoggerGuardDepth_Get() {
// TODO std::once would be nicer here
static bool once=0;
if (!once) { // initialize it once
once=1;
gLoggerGuardDepth=0;
}
return gLoggerGuardDepth; // global, atomic counter
}
// ====================================================================
namespace nDetail {
const char* DbgShortenCodeFileName(const char *s) {
const char *p = s;
const char *a = s;
bool inc=1;
while (*p) {
++p;
if (inc && ('\0' != * p)) { a=p; inc=false; } // point to the current character (if valid) becasue previous one was slash
if ((*p)=='/') { a=p; inc=true; } // point at current slash (but set inc to try to point to next character)
}
return a;
}
}
// a workaround for MSVC compiler; e.g. see https://bugs.webkit.org/show_bug.cgi?format=multiple&id=125795
#ifndef _MSC_VER
template<typename T, typename ...Args>
std::unique_ptr<T> make_unique( Args&& ...args )
{
return std::unique_ptr<T>( new T( std::forward<Args>(args)... ) );
}
#else
using std::make_unique;
#endif
// ====================================================================
char cFilesystemUtils::GetDirSeparatorSys() {
// TODO nicer os detection?
#if defined(OS_TYPE_POSIX)
return '/';
#elif defined(OS_TYPE_WINDOWS)
return '\\';
#else
#error "Do not know how to compile this for your platform."
#endif
}
char cFilesystemUtils::GetDirSeparatorInter() {
return '/';
}
string cFilesystemUtils::FileInternalToSystem(const std::string &name) {
string ret;
ret.resize(name.size());
std::replace_copy(name.begin(), name.end(), ret.begin(),
GetDirSeparatorInter() , GetDirSeparatorSys());
return ret;
}
string cFilesystemUtils::FileSystemToInternal(const std::string &name) {
string ret;
ret.reserve(name.size());
std::replace_copy(name.begin(), name.end(), ret.begin(),
GetDirSeparatorSys() , GetDirSeparatorInter());
return ret;
}
bool cFilesystemUtils::CreateDirTree(const std::string & dir, bool only_below) {
const bool dbg=false;
//struct stat st;
const char dirchS = cFilesystemUtils::GetDirSeparatorSys();
const char dirchI = cFilesystemUtils::GetDirSeparatorInter();
std::istringstream iss(dir);
string partI; // current par is in internal format (though it should not matter since it doesn't contain any slashes). eg "bar"
string sofarS=""; // sofarS - the so far created dir part is in SYSTEM format. eg "foo/bar"
if (dir.size()<1) return false; // illegal name
// dir[0] is valid from here
if ( only_below && ((dir[0]==dirchS) || (dir[0]==dirchI))) return false; // no jumping to top (on any os)
while (getline(iss,partI,dirchI)) { // get new component eg "bar" into part
if (dbg) cout << '['<<partI<<']' << endl;
sofarS += partI;
if (partI.size()<1) return false; // bad format?
if ((only_below) && (partI=="..")) return false; // trying to go up
if (dbg) cout << "test ["<<sofarS<<"]"<<endl;
// TODO nicer os detection?
#if defined(OS_TYPE_POSIX)
struct stat st;
bool exists = stat(sofarS.c_str() ,&st) == 0; // *
if (exists) {
if (! S_ISDIR(st.st_mode)) {
// std::cerr << "This exists, but as a file: [" << sofar << "]" << (size_t)st.st_ino << endl;
return false; // exists but is a file nor dir
}
}
#elif defined(OS_TYPE_WINDOWS)
DWORD dwAttrib = GetFileAttributesA(sofarS.c_str());
bool exists = (dwAttrib != INVALID_FILE_ATTRIBUTES && (dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
#else
#error "Do not know how to compile this for your platform."
#endif
if (!exists) {
if (dbg) cout << "mkdir ["<<sofarS<<"]"<<endl;
#if defined(OS_TYPE_POSIX)
bool ok = 0== mkdir(sofarS.c_str(), 0700); // ***
#elif defined(OS_TYPE_WINDOWS)
bool ok = (bool) CreateDirectoryA(sofarS.c_str(), NULL); // TODO use -W() after conversion to unicode UTF16
#else
#error "Do not know how to compile this for your platform."
#endif
if (!ok) return false;
}
sofarS += dirchS;
}
return true;
}
// ====================================================================
namespace nDetail {
struct channel_use_info { ///< feedback information about using (e.g. opening) given debug channel - used internally by logging system
/// TODO not yet used in code
/// e.g. used to write into channel net/in/all that given message was a first logged message from never-before-logged thread or PID etc
bool m_was_interesting; ///< anything interesting happened when using the channel?
std::vector<std::string> m_extra_msg; ///< any additional messages about this channel use
};
cDebugScopeGuard::cDebugScopeGuard() : mLevel(-1) {
}
cDebugScopeGuard::~cDebugScopeGuard() {
if (mLevel != -1) {
gCurrentLogger.write_stream(mLevel,mChan) << mMsg << " ... end" << gCurrentLogger.endline() << std::flush;
}
}
void cDebugScopeGuard::Assign(const string &chan, const int level, const string &msg) {
mChan=chan;
mLevel=level;
mMsg=msg;
}
} // namespace nDetail
// ====================================================================
cLogger::cLogger() :
mStream(NULL),
mStreamBrokenDebug(NULL),
mIsBroken(true), // before constructor finishes
mLevel(_debug_level_nr_warn),
mThread2Number_Biggest(0), // the CURRENT biggest value (no thread yet in map)
mPid2Number_Biggest(0)
{
mStream = & std::cout;
mStreamBrokenDebug = & std::cerr; // the backup stream
*mStreamBrokenDebug << "Creating the logger system" << endl;
mIsBroken=false; // ok, constr. succeeded, so string is not broken now
// this is here, because it could be using logging itself to log creation of first thread/PID etc
Thread2Number( boost::this_thread::get_id() ); // convert current id to short number, useful to reserve a number so that main thread is usually called 1
Pid2Number( getpid() ); // add this proces ID as first one
}
cLogger::~cLogger() {
for (auto pair : mChannels) {
std::ofstream *ptr = pair.second;
delete ptr;
pair.second=NULL;
}
}
void cLogger::SetStreamBroken() {
SetStreamBroken("(no additional details about this problem)");
}
void cLogger::SetStreamBroken(const std::string &msg) {
_dbg_dbg("Stream is broken (msg: " << msg << ")");
if (!mIsBroken) { // if not already marked as broken
_dbg_dbg("(It was not broken before)");
std::cerr << OT_CODE_STAMP << "WARNING: due to a problem in the debug/logging system itself ("<<msg<<") - we are switching back to fallback stream (e.g. cerr)" << std::endl;
if (mStreamBrokenDebug == nullptr) {
std::cerr << OT_CODE_STAMP << " ERROR: in addition, while reporting this problem, mStreamBrokenDebug stream is NULL: " << mStreamBrokenDebug << std::endl;
} else {
(*mStreamBrokenDebug) << OT_CODE_STAMP << "WARNING: due to debug stream problem ("<<msg<<") - switching back to fallback stream (e.g. cerr)" << std::endl;
}
mIsBroken = true;
}
}
std::ostream & cLogger::write_stream(int level) {
return write_stream(level,"");
}
std::ostream & cLogger::write_stream(int level, const std::string & channel ) {
_dbg_dbg("level="<<level<<" channel="<<channel);
if (level >= mLevel) {
if (mStream) { // TODO now disabling mStream also disables writting to any channel
_dbg_dbg("Selecting output...");
ostream & output = SelectOutput(level,channel);
_dbg_dbg("Selecting output... done, output=" << (void*)(&output));
#if defined(OS_TYPE_WINDOWS)
output << windows_stream(level);
#endif
output << icon(level) << ' ';
boost::thread::id this_id = boost::this_thread::get_id();
output << "{" << Thread2Number(this_id) << "}";
auto nicePid = Pid2Number(getpid());
if (nicePid>0) output << " {p" << nicePid << "}";
output << ' ';
return output; // <--- return
} else _dbg_dbg("Not writting: No mStream");
} else _dbg_dbg("Not writting: Too low level level="<<level<<" not >= mLevel="<<mLevel);
return g_nullstream;
}
std::string cLogger::GetLogBaseDir() const {
return "log";
}
void cLogger::OpenNewChannel(const std::string & channel) noexcept {
try {
_dbg_dbg("Openning channel for channel="<<channel);
OpenNewChannel_(channel);
}
catch (const std::exception &except) {
SetStreamBroken(OT_CODE_STAMP + " Got exception when opening debug channel: " + ToStr(except.what()));
}
catch (...) {
SetStreamBroken(OT_CODE_STAMP + " Got not-standard exception when opening debug channel.");
}
}
void cLogger::OpenNewChannel_(const std::string & channel) { // channel=="net/sleep"
_dbg_dbg("Openning channel for channel="<<channel);
size_t last_split = channel.find_last_of(cFilesystemUtils::GetDirSeparatorInter());
string fname_system; // the full file name in system format
if (last_split==string::npos) { // The channel name has no directory, eg channel=="test"
string dir = GetLogBaseDir();
string basefile = channel + ".log";
string fname = dir + cFilesystemUtils::GetDirSeparatorInter() + basefile;
fname_system = cFilesystemUtils::FileInternalToSystem(fname); // <-
}
else { // there is a directory eg channel=="net/sleep"
// net/sleep
// ^----- last_split
string dir = GetLogBaseDir() + cFilesystemUtils::GetDirSeparatorInter() + channel.substr(0, last_split);
string basefile = channel.substr(last_split+1) + ".log";
string fname = dir + cFilesystemUtils::GetDirSeparatorInter() + basefile;
fname_system = cFilesystemUtils::FileInternalToSystem(fname); // <-
bool dirok = cFilesystemUtils::CreateDirTree(dir);
if (!dirok) { string err = "In logger failed to open directory (" + dir +") for channel (" + channel +")"; throw std::runtime_error(err); }
}
_dbg_dbg("Openning fname_system="<<fname_system);
std::ofstream * thefile = new std::ofstream( fname_system.c_str() ); // file system
*thefile << "====== Log opened: " << fname_system << " (in " << ((void*)thefile) << ") ======" << endl;
// cerr << "====== Log opened: " << fname_system << " (in " << ((void*)thefile) << ") ======" << endl;
_dbg_dbg( "====== Log opened: " << fname_system << " (in " << ((void*)thefile) << ") ======" );
mChannels.insert( std::pair<string,std::ofstream*>(channel , thefile ) ); // <- created the channel mapping
}
std::ostream & cLogger::SelectOutput(int level, const std::string & channel) noexcept {
try {
if (mIsBroken) {
_dbg_dbg("The stream is broken mIsBroken="<<mIsBroken<<" so will return backup stream");
return *mStreamBrokenDebug;
}
if (channel=="") {
_dbg_dbg("No channel given (channel="<<channel<<") so will return main stream");
return *mStream;
}
auto obj = mChannels.find(channel);
if (obj == mChannels.end()) { // not found - need to make new channel
_dbg_dbg("No stream openened for channel="<<channel<<" so will create it now");
OpenNewChannel(channel); // <- create channel
obj = mChannels.find(channel); // find again
if (obj == mChannels.end()) { // still not found! something is wrong
SetStreamBroken( OT_CODE_STAMP + " WARNING: can not get stream for channel="+ToStr(channel)+" level="+ToStr(channel) );
return *mStreamBrokenDebug;
}
}
auto the_stream_ptr = obj->second;
_dbg_dbg("Found the stream file for channel="<<channel<<" as the_stream_ptr="<<the_stream_ptr);
ASRT(the_stream_ptr);
return *the_stream_ptr; // <--- RETURN
}
catch (std::exception &except) {
SetStreamBroken( OT_CODE_STAMP + " Got exception: " + ToStr(except.what()) );
_dbg_dbg("Exception! Returning broken stream");
return *mStreamBrokenDebug;
}
catch (...) {
SetStreamBroken( OT_CODE_STAMP + " Got not-standard exception.");
_dbg_dbg("Exception! Returning broken stream");
return *mStreamBrokenDebug;
}
// dead code
}
void cLogger::setOutStreamFile(const string &fname) { // switch to using this file
_mark("WILL SWITCH DEBUG NOW to file: " << fname);
mOutfile = make_unique<std::ofstream>(fname);
mStream = & (*mOutfile);
_mark("Started new debug, to file: " << fname);
}
void cLogger::setOutStreamFromGlobalOptions() {
if ( gRunOptions.getDebug() ) {
if ( gRunOptions.getDebugSendToFile() ) {
mOutfile = make_unique<std::ofstream> ("debuglog.txt");
mStream = & (*mOutfile);
}
else if ( gRunOptions.getDebugSendToCerr() ) {
mStream = & std::cerr;
}
else {
mStream = & g_nullstream;
}
}
else {
mStream = & g_nullstream;
}
}
void cLogger::setDebugLevel(int level) {
bool note_before = (mLevel > level); // report the level change before or after the change? (on higher level)
if (note_before) _note("Setting debug level to "<<level);
mLevel = level;
if (!note_before) _note("Setting debug level to "<<level);
}
std::string cLogger::icon(int level) const {
// TODO replan to avoid needles converting back and forth char*, string etc
using namespace zkr;
#if defined(OS_TYPE_POSIX)
if (level >= 100) return cc::back::lightred + ToStr(cc::fore::lightyellow) + ToStr("ERROR ") + ToStr(cc::fore::lightyellow) + " " ;
if (level >= 90) return cc::back::lightyellow + ToStr(cc::fore::black) + ToStr("Warn ") + ToStr(cc::fore::red)+ " " ;
if (level >= 80) return cc::back::lightmagenta + ToStr(cc::fore::black) + ToStr("MARK "); //+ zkr::cc::console + ToStr(cc::fore::lightmagenta)+ " ";
if (level >= 75) return cc::back::lightyellow + ToStr(cc::fore::black) + ToStr("FACT ") + zkr::cc::console + ToStr(cc::fore::lightyellow)+ " ";
if (level >= 70) return cc::fore::green + ToStr("Note ");
if (level >= 50) return cc::fore::cyan + ToStr("info ");
if (level >= 40) return cc::fore::lightwhite + ToStr("dbg ");
if (level >= 30) return cc::fore::lightblue + ToStr("dbg ");
if (level >= 20) return cc::fore::blue + ToStr("dbg ");
#elif defined(OS_TYPE_WINDOWS)
if (level >= 100) return ToStr("ERROR ");
if (level >= 90) return ToStr("Warn ");
if (level >= 80) return ToStr("MARK ");
if (level >= 75) return ToStr("FACT ");
if (level >= 70) return ToStr("Note ");
if (level >= 50) return ToStr("info ");
if (level >= 40) return ToStr("dbg ");
if (level >= 30) return ToStr("dbg ");
if (level >= 20) return ToStr("dbg ");
#endif
return " ";
}
std::string cLogger::endline() const {
#if defined(OS_TYPE_POSIX)
return ToStr("") + zkr::cc::console + ToStr("\n"); // TODO replan to avoid needles converting back and forth char*, string etc
#elif defined(OS_TYPE_WINDOWS)
return ToStr("\n");
#endif
}
int cLogger::Thread2Number(const boost::thread::id id) {
auto found = mThread2Number.find( id );
if (found == mThread2Number.end()) { // new one
mThread2Number_Biggest++;
mThread2Number[id] = mThread2Number_Biggest;
_info_c("dbg/main", "This is a new thread (used in debug), thread id="<<id); // can cause some recursion
return mThread2Number_Biggest;
} else {
return mThread2Number[id];
}
}
int cLogger::Pid2Number(const t_anypid id) {
auto found = mPid2Number.find( id );
if (found == mPid2Number.end()) { // new one
mPid2Number_Biggest++;
mPid2Number[id] = mPid2Number_Biggest;
_info_c("dbg/main", "This is a new process (used in debug), process pid="<<id); // can cause some recursion
return mPid2Number_Biggest;
} else {
return mPid2Number[id];
}
}
// ====================================================================
// object gCurrentLogger is defined later - in global namespace below
// ====================================================================
// vector debug
void DisplayStringEndl(std::ostream & out, const std::string text) {
out << text;
out << std::endl;
}
std::string SpaceFromEscape(const std::string &s) {
std::ostringstream newStr;
for(size_t i = 0; i < s.length();i++) {
if(s[i] == '\\' && s[i+1] ==32)
newStr<<"";
else
newStr<<s[i];
}
return newStr.str();
}
std::string EscapeFromSpace(const std::string &s) {
std::ostringstream newStr;
for(size_t i = 0; i < s.length();i++) {
if(s[i] == 32)
newStr << "\\" << " ";
else
newStr << s[i];
}
return newStr.str();
}
std::string EscapeString(const std::string &s) {
std::ostringstream newStr;
for(size_t i = 0; i < s.length();i++) {
if(s[i] >=32 && s[i] <= 126)
newStr<<s[i];
else
newStr<<"\\"<< (int) s[i];
}
return newStr.str();
}
bool CheckIfBegins(const std::string & beggining, const std::string & all) {
if (all.compare(0, beggining.length(), beggining) == 0) {
return 1;
}
else {
return 0;
}
}
bool CheckIfEnds (std::string const & ending, std::string const & all){
if (all.length() >= ending.length()) {
return (0 == all.compare (all.length() - ending.length(), ending.length(), ending));
} else {
return false;
}
}
vector<string> WordsThatMatch(const std::string & sofar, const vector<string> & possib) {
vector<string> ret;
for ( auto rec : possib) { // check of possibilities
if (CheckIfBegins(sofar,rec)) {
rec = EscapeFromSpace(rec);
ret.push_back(rec); // this record matches
}
}
return ret;
}
char GetLastChar(const std::string & str) { // TODO unicode?
auto s = str.length();
if (s==0) throw std::runtime_error("Getting last character of empty string (" + ToStr(s) + ")" + OT_CODE_STAMP);
return str.at( s - 1);
}
std::string GetLastCharIf(const std::string & str) { // TODO unicode?
auto s = str.length();
if (s==0) return ""; // empty string signalizes ther is nothing to be returned
return std::string( 1 , str.at( s - 1) );
}
// ====================================================================
// ASRT - assert. Name like ASSERT() was too long, and ASS() was just... no.
// Use it like this: ASRT( x>y ); with the semicolon at end, a clever trick forces this syntax :)
void Assert(bool result, const std::string &stamp, const std::string &condition) {
if (!result) {
_erro("Assert failed at "+stamp+": ASSERT( " << condition << ")");
throw std::runtime_error("Assert failed at "+stamp+": ASSERT( " + condition + ")");
}
}
// ====================================================================
// advanced string
const std::string GetMultiline(string endLine) {
std::string result(""); // Taken from OT_CLI_ReadUntilEOF
while (true) {
std::string input_line("");
if (std::getline(std::cin, input_line, '\n'))
{
input_line += "\n";
if (input_line[0] == '~')
break;
result += input_line;
}
if (std::cin.eof() )
{
std::cin.clear();
break;
}
if (std::cin.fail() )
{
std::cin.clear();
break;
}
if (std::cin.bad())
{
std::cin.clear();
break;
}
}
return result;
}
vector<string> SplitString(const string & str){
std::istringstream iss(str);
vector<string> vec { std::istream_iterator<string>{iss}, std::istream_iterator<string>{} };
return vec;
}
bool checkPrefix(const string & str, char prefix) {
if (str.at(0) == prefix)
return true;
return false;
}
// ====================================================================
// operation on files
#ifdef __unix
void cEnvUtils::GetTmpTextFile() {
// TODO make this name configurable (depending on project)
char filename[] = "/tmp/otshellutils_text.XXXXXX";
fd = mkstemp(filename);
if (fd == -1) {
_erro("Can't create the file: " << filename);
return;
}
mFilename = filename;
}
void cEnvUtils::CloseFile() {
close(fd);
unlink( mFilename.c_str() );
}
void cEnvUtils::OpenEditor() {
char* editor = std::getenv("OT_EDITOR"); //TODO Read editor from configuration file
if (editor == NULL)
editor = std::getenv("VISUAL");
if (editor == NULL)
editor = std::getenv("EDITOR");
string command;
if (editor != NULL)
command = ToStr(editor) + " " + mFilename;
else
command = "/usr/bin/editor " + mFilename;
_dbg3("Opening editor with command: " << command);
if ( system( command.c_str() ) == -1 )
_erro("Cannot execute system command: " << command);
}
const string cEnvUtils::ReadFromTmpFile() {
std::ifstream ifs(mFilename);
string msg((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
return msg;
}
const string cEnvUtils::Compose() {
GetTmpTextFile();
OpenEditor();
string input = ReadFromTmpFile();
CloseFile();
return input;
}
#endif
const string cEnvUtils::ReadFromFile(const string path) {
std::ifstream ifs(path);
string msg((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
return msg;
}
void hintingToTxt(std::fstream & file, string command, vector<string> &commands) {
if(file.good()) {
file<<command<<"~"<<endl;
for (auto a: commands) {
file <<a<< " ";
file.flush();
}
file<<endl;
}
}
string stringToColor(const string &hash) {
// Generete vector with all possible light colors
vector <string> lightColors;
using namespace zkr;
lightColors.push_back(cc::fore::lightblue);
lightColors.push_back(cc::fore::lightred);
lightColors.push_back(cc::fore::lightmagenta);
lightColors.push_back(cc::fore::lightgreen);
lightColors.push_back(cc::fore::lightcyan);
lightColors.push_back(cc::fore::lightyellow);
lightColors.push_back(cc::fore::lightwhite);
int sum=0;
for (auto ch : hash) sum+=ch;
auto color = sum%(lightColors.size()-1);
return lightColors.at( color );
}
// ====================================================================
// algorthms
} // namespace nUtil
} // namespace OT
// global namespace
const extern int _dbg_ignore = 0; // see description in .hpp
std::string GetObjectName() {
//static std::string * name=nullptr;
//if (!name) name = new std::string("(global)");
return "";
}
// ====================================================================
nOT::nUtils::cLogger gCurrentLogger;
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