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Disabling daylight saving time for years before 1970 in the backend. ( Fixes bug 155442 )

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mostafah%oeone.com 2002-07-03 23:18:31 +00:00
parent 07ba2589b3
commit 0450be6a32
3 changed files with 56 additions and 1 deletions
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51
calendar/libxpical/caltst.js
View File

@ -123,6 +123,11 @@ function TestAll()
gTodoObserver = new Observer();
iCalLib.addTodoObserver( gTodoObserver );
}
if( !TestTimeConversion() ) {
alert( "Stopped Test" );
return;
}
iCalLib.setServer( DEFAULT_SERVER );
var id = TestAddEvent();
if( id == 0 ) {
@ -148,6 +153,52 @@ function TestAll()
alert( "Finished Test" );
}
function TestTimeConversion() {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var dateTimeComponent = Components.classes["@mozilla.org/oedatetime;1"].createInstance();
dateTime = dateTimeComponent.QueryInterface(Components.interfaces.oeIDateTime);
var date1 = new Date();
dateTime.setTime( date1 );
var date1inms = parseInt( date1.getTime()/1000 );
if( (dateTime.getTime()/1000) != date1inms ) {
alert( "TestTimeConversion(): Step1 failed" );
return false;
}
date1 = new Date( 1970, 0, 1, 0, 0, 0 );
dateTime.setTime( date1 );
date1inms = parseInt( date1.getTime()/1000 );
if( (dateTime.getTime()/1000) != date1inms ) {
alert( "TestTimeConversion(): Step2 failed" );
return false;
}
date1 = new Date( 1969, 11, 31, 23, 59, 59 );
dateTime.setTime( date1 );
date1inms = parseInt( date1.getTime()/1000 );
if( (dateTime.getTime()/1000) != date1inms ) {
alert( "TestTimeConversion(): Step3 failed" );
return false;
}
date1 = new Date( 1969, 11, 31, 19, 0, 0 );
dateTime.setTime( date1 );
date1inms = parseInt( date1.getTime()/1000 );
if( (dateTime.getTime()/1000) != date1inms ) {
alert( "TestTimeConversion(): Step4 failed" );
return false;
}
date1 = new Date( 1962, 7, 03, 0, 0, 0 );
dateTime.setTime( date1 );
date1inms = parseInt( date1.getTime()/1000 );
if( (dateTime.getTime()/1000) != date1inms ) {
alert( "TestTimeConversion(): Step5 failed" );
return false;
}
if( dateTime.hour != date1.getHours() ) {
alert( "TestTimeConversion(): Step6 failed" );
return false;
}
return true;
}
function TestAddEvent()
{
var iCalEventComponent = Components.classes["@mozilla.org/icalevent;1"].createInstance();

2
calendar/libxpical/oeDateTimeImpl.cpp
View File

@ -153,7 +153,7 @@ NS_IMETHODIMP oeDateTimeImpl::GetTime(PRTime *retval)
NS_IMETHODIMP oeDateTimeImpl::ToString(char **retval)
{
char tmp[20];
sprintf( tmp, "%04d/%02d/%02d %02d:%02d:%02d" , m_datetime.year, m_datetime.month, m_datetime.day, m_datetime.hour, m_datetime.minute, 0 );
sprintf( tmp, "%04d/%02d/%02d %02d:%02d:%02d" , m_datetime.year, m_datetime.month, m_datetime.day, m_datetime.hour, m_datetime.minute, m_datetime.second );
*retval= (char*) nsMemory::Clone( tmp, strlen(tmp)+1);
return NS_OK;
}

4
calendar/libxpical/oeICalEventImpl.cpp
View File

@ -73,6 +73,8 @@ icaltimetype ConvertFromPrtime( PRTime indate ) {
outdate.hour = ext.tm_hour;
outdate.minute = ext.tm_min;
outdate.second = ext.tm_sec;
if( ext.tm_year <= 1969 && ext.tm_params.tp_dst_offset == 3600 )//Assume that daylight time saving was not in effect before 1970
icaltime_adjust( &outdate, 0, -1, 0, 0 );
return outdate;
}
@ -91,6 +93,8 @@ PRTime ConvertToPrtime ( icaltimetype indate ) {
PRTime result = PR_ImplodeTime( &ext );
PR_ExplodeTime( result, PR_LocalTimeParameters, &ext);
if( ext.tm_year <= 1969 && ext.tm_params.tp_dst_offset == 3600 ) //Assume that daylight time saving was not in effect before 1970
ext.tm_params.tp_dst_offset = 0;
ext.tm_year = indate.year;
ext.tm_month = indate.month - 1;
ext.tm_mday = indate.day;