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install.js
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install.js
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// Install script for Enigmail
var err;
err = initInstall("Enigmail v0.74.1", // name for install UI
"/enigmail", // registered name
"0.74.1.0"); // package version
logComment("initInstall: " + err);
var srDest = 500; // Disk space required for installation (KB)
var fProgram = getFolder("Program");
logComment("fProgram: " + fProgram);
if (!verifyDiskSpace(fProgram, srDest)) {
cancelInstall(INSUFFICIENT_DISK_SPACE);
} else {
var fChrome = getFolder("Chrome");
var fComponents = getFolder("Components");
var fProfile = getFolder("Profile");
// addDirectory: blank, archive_dir, install_dir, install_subdir
addDirectory("", "components", fComponents, "");
addDirectory("", "chrome", fChrome, "");
err = getLastError();
if (err == ACCESS_DENIED) {
alert("Unable to write to components directory "+fComponents+".\n You will need to restart the browser with administrator/root privileges to install this software. After installing as root (or administrator), you will need to restart the browser one more time, as a privileged user, to register the installed software.\n After the second restart, you can go back to running the browser without privileges!");
cancelInstall(ACCESS_DENIED);
} else if (err != SUCCESS) {
cancelInstall(err);
} else {
// Register chrome
registerChrome(PACKAGE | DELAYED_CHROME, getFolder("Chrome","enigmail.jar"), "content/enigmail/");
registerChrome( SKIN | DELAYED_CHROME, getFolder("Chrome","enigmail.jar"), "skin/modern/enigmail/");
registerChrome( SKIN | DELAYED_CHROME, getFolder("Chrome","enigmail.jar"), "skin/classic/enigmail/");
registerChrome( LOCALE | DELAYED_CHROME, getFolder("Chrome","enigmail.jar"), "locale/en-US/enigmail/");
err = getLastError();
if (err != SUCCESS) {
cancelInstall(err);
} else {
performInstall();
}
}
}
// 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;
}
// 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;
}

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