defaults.sh

#!/usr/bin/env bash

#  Modified and patched together from a few sources:
#
#    https://mths.be/macos
#    https://github.com/paulirish/dotfiles/blob/master/.osx
#    https://github.com/kevinSuttle/macOS-Defaults/blob/master/.macos

set -e

# Change new hostname here if necessary
COMPUTER_NAME="JJ-MBA"

# Quit System Preferences.app if open
osascript -e 'tell application "System Preferences" to quit'

# Ask for the administrator password upfront
sudo -v

# Keep-alive: update existing `sudo` time stamp until this script has finished
while true; do sudo -n true; sleep 60; kill -0 "$$" || exit; done 2>/dev/null &

###############################################################################
# General UI/UX                                                               #
###############################################################################

# Set computer name (as done via System Preferences → Sharing)
sudo scutil --set ComputerName "$COMPUTER_NAME"
sudo scutil --set HostName "$COMPUTER_NAME"
sudo scutil --set LocalHostName "$COMPUTER_NAME"
sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.smb.server NetBIOSName -string "$COMPUTER_NAME"

# Set language and text formats
defaults write NSGlobalDomain AppleLanguages -array "en"
defaults write NSGlobalDomain AppleLocale -string "en_US@currency=USD"
defaults write NSGlobalDomain AppleMeasurementUnits -string "Inches"
defaults write NSGlobalDomain AppleMetricUnits -bool false

# Set the timezone (see `sudo systemsetup -listtimezones` for other values)
sudo systemsetup -settimezone "America/New_York" >/dev/null

# Disable audio feedback when volume is changed
defaults write com.apple.sound.beep.feedback -bool false

# Menu bar: show battery percentage
defaults write com.apple.menuextra.battery ShowPercent "YES"

# Expand save panel by default
defaults write NSGlobalDomain NSNavPanelExpandedStateForSaveMode -bool true
defaults write NSGlobalDomain NSNavPanelExpandedStateForSaveMode2 -bool true

# Expand print panel by default
defaults write NSGlobalDomain PMPrintingExpandedStateForPrint -bool true
defaults write NSGlobalDomain PMPrintingExpandedStateForPrint2 -bool true

# Remove duplicates in the “Open With” menu (also see `lscleanup` alias)
/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user

# Disable Resume system-wide
defaults write com.apple.systempreferences NSQuitAlwaysKeepsWindows -bool false

# Disable automatic termination of inactive apps
defaults write NSGlobalDomain NSDisableAutomaticTermination -bool true

###############################################################################
# Keyboard & Input                                                            #
###############################################################################

# Disable smart quotes and dashes as they're annoying when typing code
defaults write NSGlobalDomain NSAutomaticQuoteSubstitutionEnabled -bool false
defaults write NSGlobalDomain NSAutomaticDashSubstitutionEnabled -bool false

# Enable full keyboard access for all controls
# (e.g. enable Tab in modal dialogs)
defaults write NSGlobalDomain AppleKeyboardUIMode -int 3

# Disable press-and-hold for keys in favor of key repeat
defaults write NSGlobalDomain ApplePressAndHoldEnabled -bool false

# Set a faster keyboard repeat rate (but not too fast, thanks butterfly keyboard)
defaults write NSGlobalDomain KeyRepeat -int 5
defaults write NSGlobalDomain InitialKeyRepeat -int 25

# Automatically illuminate built-in MacBook keyboard in low light
defaults write com.apple.BezelServices kDim -bool true

# Turn off keyboard illumination when computer is not used for 5 minutes
defaults write com.apple.BezelServices kDimTime -int 300

# Disable auto-correct
defaults write NSGlobalDomain NSAutomaticSpellingCorrectionEnabled -bool false

###############################################################################
# Trackpad, mouse, Bluetooth accessories                                      #
###############################################################################

# Trackpad: enable tap to click for this user and for the login screen
defaults write com.apple.driver.AppleBluetoothMultitouch.trackpad Clicking -bool true
defaults -currentHost write NSGlobalDomain com.apple.mouse.tapBehavior -int 1
defaults write NSGlobalDomain com.apple.mouse.tapBehavior -int 1

# Increase sound quality for Bluetooth headphones/headsets
defaults write com.apple.BluetoothAudioAgent "Apple Bitpool Min (editable)" -int 40

###############################################################################
# Energy saving                                                               #
###############################################################################

# Restart automatically on power loss
sudo pmset -a autorestart 1

# Restart automatically if the computer freezes
sudo systemsetup -setrestartfreeze on

# Set standby delay to 24 hours (default is 1 hour)
sudo pmset -a standbydelay 86400

# Don't automatically boot when shut down completely and lid opened
sudo nvram AutoBoot=%00

###############################################################################
# Screen                                                                      #
###############################################################################

# Require password immediately after sleep or screen saver begins
defaults write com.apple.screensaver askForPassword -int 1
defaults write com.apple.screensaver askForPasswordDelay -int 0

# Save screenshots to the desktop
defaults write com.apple.screencapture location -string "${HOME}/Desktop"

# Save screenshots in PNG format (other options: BMP, GIF, JPG, PDF, TIFF)
defaults write com.apple.screencapture type -string "png"

###############################################################################
# Finder                                                                      #
###############################################################################

# Finder: show all filename extensions
defaults write NSGlobalDomain AppleShowAllExtensions -bool true

# Finder: show status bar
defaults write com.apple.finder ShowStatusBar -bool true

# Finder: show path bar
defaults write com.apple.finder ShowPathbar -bool true

# Finder: allow text selection in Quick Look
defaults write com.apple.finder QLEnableTextSelection -bool true

# When performing a search, search the current folder by default
defaults write com.apple.finder FXDefaultSearchScope -string "SCcf"

# Disable the warning when changing a file extension
defaults write com.apple.finder FXEnableExtensionChangeWarning -bool false

# Avoid creating .DS_Store files on network or USB volumes
defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool true
defaults write com.apple.desktopservices DSDontWriteUSBStores -bool true

# Use AirDrop over every interface
defaults write com.apple.NetworkBrowser BrowseAllInterfaces -bool true

# Enable snap-to-grid for icons on the desktop and in other icon views
/usr/libexec/PlistBuddy -c "Set :DesktopViewSettings:IconViewSettings:arrangeBy grid" ~/Library/Preferences/com.apple.finder.plist
/usr/libexec/PlistBuddy -c "Set :FK_StandardViewSettings:IconViewSettings:arrangeBy grid" ~/Library/Preferences/com.apple.finder.plist
/usr/libexec/PlistBuddy -c "Set :StandardViewSettings:IconViewSettings:arrangeBy grid" ~/Library/Preferences/com.apple.finder.plist

# Always open everything in Finder's list view.
# Use list view in all Finder windows by default
# Four-letter codes for the other view modes: `icnv`, `clmv`, `Flwv`
defaults write com.apple.finder FXPreferredViewStyle -string "Nlsv"

# Show the ~/Library folder
chflags nohidden ~/Library

# Expand the following File Info panes:
# “General”, “Open with”, and “Sharing & Permissions”
defaults write com.apple.finder FXInfoPanesExpanded -dict \
	General -bool true \
	OpenWith -bool true \
	Privileges -bool true

###############################################################################
# Dock                                                                        #
###############################################################################

# Automatically hide and show the Dock without delay
defaults write com.apple.dock autohide -bool true
defaults write com.apple.dock autohide-delay -float 0

# Group windows by application in Mission Control
defaults write com.apple.dock expose-group-by-app -bool true

# Disable hot corners
defaults write com.apple.dock wvous-tl-corner -int 0
defaults write com.apple.dock wvous-tr-corner -int 0
defaults write com.apple.dock wvous-bl-corner -int 0

# Lock screen via bottom-right hot corner
defaults write com.apple.dock wvous-br-corner -int 13
defaults write com.apple.dock wvous-br-modifier -int 0

# Don't show recently used applications in the Dock
defaults write com.Apple.Dock show-recents -bool false

# Disable the Launchpad gesture (pinch with thumb and three fingers)
defaults write com.apple.dock showLaunchpadGestureEnabled -int 0

###############################################################################
# Mail                                                                        #
###############################################################################

# Disable inline attachments (just show the icons)
defaults write com.apple.mail DisableInlineAttachmentViewing -bool true

# Compose mail in plain-text
defaults write com.apple.mail SendFormat Plain

# Disable remote content
defaults write com.apple.mail DisableURLLoading -bool true

###############################################################################
# Activity Monitor                                                            #
###############################################################################

# Show the main window when launching Activity Monitor
defaults write com.apple.ActivityMonitor OpenMainWindow -bool true

# Visualize CPU usage in the Activity Monitor Dock icon
defaults write com.apple.ActivityMonitor IconType -int 5

# Show all processes in Activity Monitor
defaults write com.apple.ActivityMonitor ShowCategory -int 0

# Sort Activity Monitor results by CPU usage
defaults write com.apple.ActivityMonitor SortColumn -string "CPUUsage"
defaults write com.apple.ActivityMonitor SortDirection -int 0

###############################################################################
# Photos                                                                      #
###############################################################################

# Prevent Photos from opening automatically when devices are plugged in
defaults -currentHost write com.apple.ImageCapture disableHotPlug -bool true

###############################################################################
# Messages                                                                    #
###############################################################################

# Disable automatic emoji substitution (i.e. use plain text smileys)
defaults write com.apple.messageshelper.MessageController SOInputLineSettings -dict-add "automaticEmojiSubstitutionEnablediMessage" -bool false

# Disable smart quotes as it's annoying for messages that contain code
defaults write com.apple.messageshelper.MessageController SOInputLineSettings -dict-add "automaticQuoteSubstitutionEnabled" -bool false

# Disable continuous spell checking
defaults write com.apple.messageshelper.MessageController SOInputLineSettings -dict-add "continuousSpellCheckingEnabled" -bool false

###############################################################################
# TextEdit                                                                    #
###############################################################################

# Use plain text mode for new TextEdit documents
defaults write com.apple.TextEdit RichText -int 0

# Open and save files as UTF-8 in TextEdit
defaults write com.apple.TextEdit PlainTextEncoding -int 4
defaults write com.apple.TextEdit PlainTextEncodingForWrite -int 4

###############################################################################
# iTerm 2                                                                     #
###############################################################################

# Don’t display the annoying prompt when quitting iTerm
defaults write com.googlecode.iterm2 PromptOnQuit -bool false

###############################################################################
# GPGMail 2                                                                   #
###############################################################################

# Disable signing emails by default
defaults write ~/Library/Preferences/org.gpgtools.gpgmail SignNewEmailsByDefault -bool false

###############################################################################
# Software Updates                                                            #
###############################################################################

# Enable the automatic update check
defaults write com.apple.SoftwareUpdate AutomaticCheckEnabled -bool true

# Check for software updates daily, not just once per week
defaults write com.apple.SoftwareUpdate ScheduleFrequency -bool true

# Download newly available updates in background
defaults write com.apple.SoftwareUpdate AutomaticDownload -bool true

# Install System data files & security updates
defaults write com.apple.SoftwareUpdate CriticalUpdateInstall -bool true

# Turn off app auto-update
defaults write com.apple.commerce AutoUpdate -bool false

###############################################################################
# Finished!                                                                   #
###############################################################################

echo "All done! Some of these changes require a logout/restart to take effect."