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- date code from GZDoom.

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This commit is contained in:
Christoph Oelckers 2020-10-05 20:28:19 +02:00
parent c03644ea76
commit 4d712cd5a0
3 changed files with 255 additions and 85 deletions
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13
source/CMakeLists.txt
View file

@ -911,6 +911,7 @@ set (PCH_SOURCES
common/filesystem/resourcefile.cpp
common/engine/cycler.cpp
common/engine/d_event.cpp
common/engine/date.cpp
common/engine/stats.cpp
common/engine/sc_man.cpp
common/engine/palettecontainer.cpp
@ -925,6 +926,12 @@ set (PCH_SOURCES
common/objects/dobject.cpp
common/objects/dobjgc.cpp
common/objects/dobjtype.cpp
common/menu/joystickmenu.cpp
common/menu/menu.cpp
common/menu/messagebox.cpp
common/menu/optionmenu.cpp
common/menu/resolutionmenu.cpp
common/menu/menudef.cpp
common/rendering/v_framebuffer.cpp
common/rendering/v_video.cpp
@ -975,12 +982,6 @@ set (PCH_SOURCES
common/scripting/backend/vmbuilder.cpp
common/scripting/backend/codegen.cpp
common/menu/joystickmenu.cpp
common/menu/menu.cpp
common/menu/menudef.cpp
common/menu/messagebox.cpp
common/menu/optionmenu.cpp
common/menu/resolutionmenu.cpp
core/textures/buildtiles.cpp

248
source/common/engine/date.cpp Normal file
View file

@ -0,0 +1,248 @@
/*
** date.cpp
**
** VM exports for engine backend classes
**
**---------------------------------------------------------------------------
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
**
*/
#include <time.h>
#include "c_dispatch.h"
#include "vm.h"
#include "zstring.h"
#include "printf.h"
time_t epochoffset = 0; // epoch start in seconds (0 = January 1st, 1970)
//==========================================================================
//
// CCMD setdate
//
// Set the time to a specific value
//
//==========================================================================
UNSAFE_CCMD(setdate)
{
if (argv.argc() != 3)
{
Printf("setdate HH:MM:SS DD-MM-YYYY: Set the current date\n");
return;
}
time_t today;
time(&today);
struct tm* timeinfo = localtime(&today);
if (timeinfo != nullptr)
{
auto clock = FString(argv[1]).Split(":");
auto date = FString(argv[2]).Split("-");
if(clock.Size() != 3 || date.Size() != 3)
{
Printf("setdate HH:MM:SS DD-MM-YYYY: Set the current date\n");
return;
}
if(!clock[0].IsInt())
{
Printf("Invalid hour\n");
return;
}
if (!clock[1].IsInt())
{
Printf("Invalid minutes\n");
return;
}
if (!clock[2].IsInt())
{
Printf("Invalid seconds\n");
return;
}
if (!date[0].IsInt())
{
Printf("Invalid day\n");
return;
}
if (!date[1].IsInt())
{
Printf("Invalid month\n");
return;
}
if (!date[2].IsInt())
{
Printf("Invalid year\n");
return;
}
//Set Date
timeinfo->tm_hour = int( clock[0].ToLong() );
timeinfo->tm_min = int( clock[1].ToLong() );
timeinfo->tm_sec = int( clock[2].ToLong() );
timeinfo->tm_mday = int( date[0].ToLong() );
timeinfo->tm_mon = int( date[1].ToLong() - 1); // Month interally is 0 - 11
timeinfo->tm_year = int( date[2].ToLong() - 1900 ); // Year interally is 00 - 138
time_t newTime = mktime(timeinfo);
tm* t_old = localtime(&today);
time_t oldTime = mktime(t_old);
if (newTime == -1 || oldTime == -1)
{
Printf("Unable to set the date\n");
return;
}
epochoffset = newTime - oldTime;
// This deals with some inconsistent display behaviour for DST
// In this case, we want to emulate GCC's behaviour
today += epochoffset;
struct tm* t_new = localtime(&today);
if (t_new != nullptr)
{
char timeString[1024];
if (strftime(timeString, sizeof(timeString), "%H", t_new))
{
auto hour = FString(timeString).ToLong();
if (hour - clock[0].ToLong() == -1 || hour - clock[0].ToLong() == 23)
epochoffset += 3600;
else if (hour - clock[0].ToLong() == 1 || hour - clock[0].ToLong() == -23)
epochoffset -= 3600;
}
}
return;
}
else
{
Printf("Unable to set the date\n");
return;
}
}
CCMD(getdate)
{
time_t now;
time(&now);
now += epochoffset;
struct tm* timeinfo = localtime(&now);
if (timeinfo != nullptr)
{
char timeString[1024];
if (strftime(timeString, sizeof(timeString), "%H:%M:%S %d-%m-%Y%n", timeinfo))
Printf("%s\n", timeString);
else
Printf("Error Retrieving Current Date\n");
}
else
{
Printf("Error Retrieving Current Date\n");
}
}
//=====================================================================================
//
//
//
//=====================================================================================
extern time_t epochoffset;
static int GetEpochTime()
{
time_t now;
time(&now);
return now != (time_t)(-1) ? int(now + epochoffset) : -1;
}
//Returns an empty string if the Strf tokens are valid, otherwise returns the problematic token
static FString CheckStrfString(FString timeForm)
{
// Valid Characters after %
const char validSingles[] = { 'a','A','b','B','c','C','d','D','e','F','g','G','h','H','I','j','m','M','n','p','r','R','S','t','T','u','U','V','w','W','x','X','y','Y','z','Z' };
timeForm.Substitute("%%", "%a"); //Prevent %% from causing tokenizing problems
timeForm = "a" + timeForm; //Prevent %* at the beginning from causing a false error from tokenizing
auto tokens = timeForm.Split("%");
for (auto t : tokens)
{
bool found = false;
// % at end
if (t.Len() == 0) return FString("%");
// Single Character
for (size_t i = 0; i < sizeof(validSingles) / sizeof(validSingles[0]); i++)
{
if (t[0] == validSingles[i])
{
found = true;
break;
}
}
if (found) continue;
return FString("%") + t[0];
}
return "";
}
static void FormatTime(const FString& timeForm, int timeVal, FString* result)
{
FString error = CheckStrfString(timeForm);
if (!error.IsEmpty())
ThrowAbortException(X_FORMAT_ERROR, "'%s' is not a valid format specifier of SystemTime.Format()", error.GetChars());
time_t val = timeVal;
struct tm* timeinfo = localtime(&val);
if (timeinfo != nullptr)
{
char timeString[1024];
if (strftime(timeString, sizeof(timeString), timeForm, timeinfo))
*result = timeString;
}
}
DEFINE_ACTION_FUNCTION_NATIVE(_SystemTime, Now, GetEpochTime)
{
PARAM_PROLOGUE;
ACTION_RETURN_INT(GetEpochTime());
}
DEFINE_ACTION_FUNCTION_NATIVE(_SystemTime, Format, FormatTime)
{
PARAM_PROLOGUE;
PARAM_STRING(timeForm);
PARAM_INT(timeVal);
FString result;
FormatTime(timeForm, timeVal, &result);
ACTION_RETURN_STRING(result);
}

79
source/common/scripting/interface/vmnatives.cpp
View file

@ -653,85 +653,6 @@ DEFINE_ACTION_FUNCTION(_Console, Printf)
return 0;
}
//=====================================================================================
//
//
//
//=====================================================================================
extern time_t epochoffset;
static int GetEpochTime()
{
time_t now;
time(&now);
return now != (time_t)(-1) ? int(now + epochoffset) : -1;
}
//Returns an empty string if the Strf tokens are valid, otherwise returns the problematic token
static FString CheckStrfString(FString timeForm)
{
// Valid Characters after %
const char validSingles[] = { 'a','A','b','B','c','C','d','D','e','F','g','G','h','H','I','j','m','M','n','p','r','R','S','t','T','u','U','V','w','W','x','X','y','Y','z','Z' };
timeForm.Substitute("%%", "%a"); //Prevent %% from causing tokenizing problems
timeForm = "a" + timeForm; //Prevent %* at the beginning from causing a false error from tokenizing
auto tokens = timeForm.Split("%");
for (auto t : tokens)
{
bool found = false;
// % at end
if (t.Len() == 0) return FString("%");
// Single Character
for (size_t i = 0; i < sizeof(validSingles) / sizeof(validSingles[0]); i++)
{
if (t[0] == validSingles[i])
{
found = true;
break;
}
}
if (found) continue;
return FString("%") + t[0];
}
return "";
}
static void FormatTime(const FString& timeForm, int timeVal, FString* result)
{
FString error = CheckStrfString(timeForm);
if (!error.IsEmpty())
ThrowAbortException(X_FORMAT_ERROR, "'%s' is not a valid format specifier of SystemTime.Format()", error.GetChars());
time_t val = timeVal;
struct tm* timeinfo = localtime(&val);
if (timeinfo != nullptr)
{
char timeString[1024];
if (strftime(timeString, sizeof(timeString), timeForm, timeinfo))
*result = timeString;
}
}
DEFINE_ACTION_FUNCTION_NATIVE(_SystemTime, Now, GetEpochTime)
{
PARAM_PROLOGUE;
ACTION_RETURN_INT(GetEpochTime());
}
DEFINE_ACTION_FUNCTION_NATIVE(_SystemTime, Format, FormatTime)
{
PARAM_PROLOGUE;
PARAM_STRING(timeForm);
PARAM_INT(timeVal);
FString result;
FormatTime(timeForm, timeVal, &result);
ACTION_RETURN_STRING(result);
}
DEFINE_GLOBAL_NAMED(mus_playing, musplaying);
DEFINE_FIELD_X(MusPlayingInfo, MusPlayingInfo, name);
DEFINE_FIELD_X(MusPlayingInfo, MusPlayingInfo, baseorder);