pjs/xpinstall/packager/common/share.t

96 строки
2.0 KiB
Perl

// this function verifies disk space in kilobytes
function verifyDiskSpace(dirPath, spaceRequired)
{
var spaceAvailable;
// Get the available disk space on the given path
spaceAvailable = fileGetDiskSpaceAvailable(dirPath);
// Convert the available disk space into kilobytes
spaceAvailable = parseInt(spaceAvailable / 1024);
// do the verification
if(spaceAvailable < spaceRequired)
{
logComment("Insufficient disk space: " + dirPath);
logComment(" required : " + spaceRequired + " K");
logComment(" available: " + spaceAvailable + " K");
return(false);
}
return(true);
}
// this function deletes a file if it exists
function deleteThisFile(dirKey, file)
{
var fFileToDelete;
fFileToDelete = getFolder(dirKey, file);
logComment("File to delete: " + fFileToDelete);
if(File.isFile(fFileToDelete))
{
File.remove(fFileToDelete);
return(true);
}
else
return(false);
}
// this function deletes a folder if it exists
function deleteThisFolder(dirKey, folder, recursiveDelete)
{
var fToDelete;
if(typeof recursiveDelete == "undefined")
recursiveDelete = true;
fToDelete = getFolder(dirKey, folder);
logComment("folder to delete: " + fToDelete);
if(File.isDirectory(fToDelete))
{
File.dirRemove(fToDelete, recursiveDelete);
return(true);
}
else
return(false);
}
// OS type detection
// which platform?
function getPlatform()
{
var platformStr;
var platformNode;
if('platform' in Install)
{
platformStr = new String(Install.platform);
if (!platformStr.search(/^Macintosh/))
platformNode = 'mac';
else if (!platformStr.search(/^Win/))
platformNode = 'win';
else
platformNode = 'unix';
}
else
{
var fOSMac = getFolder("Mac System");
var fOSWin = getFolder("Win System");
logComment("fOSMac: " + fOSMac);
logComment("fOSWin: " + fOSWin);
if(fOSMac != null)
platformNode = 'mac';
else if(fOSWin != null)
platformNode = 'win';
else
platformNode = 'unix';
}
return platformNode;
}