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Solution for issue #12 #13

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Solution for issue #12 #13

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12 changes: 8 additions & 4 deletions erase-install.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,10 @@ show_help() {
exit
}

macos_vers() {
IFS='.' read -r major minor revision < <(sw_vers -productVersion)
}

find_existing_installer() {
installer_app=$( find "$installer_directory/"*macOS*.app -maxdepth 1 -type d -print -quit 2>/dev/null )
# Search for an existing download
Expand All @@ -83,11 +87,11 @@ find_existing_installer() {
echo " [find_existing_installer] Installer found at $installer_app."
# check installer validity
installer_version=$( /usr/bin/defaults read "$installer_app/Contents/Info.plist" DTPlatformVersion | sed 's|10\.||')
installed_version=$( /usr/bin/sw_vers | grep ProductVersion | awk '{ print $NF }' | sed 's|10\.||')
if [[ $installer_version -lt $installed_version ]]; then
echo " [find_existing_installer] 10.$installer_version < 10.$installed_version so not valid."
macos_vers
if [[ $installer_version -lt $macos_vers ]]; then
echo " [find_existing_installer] 10.$installer_version < 10.$macos_vers so not valid."
else
echo " [find_existing_installer] 10.$installer_version >= 10.$installed_version so valid."
echo " [find_existing_installer] 10.$installer_version >= 10.$macos_vers so valid."
installmacOSApp="$installer_app"
app_is_in_applications_folder="yes"
fi
Expand Down