system.sh

#!/usr/bin/env sh

# Close any open System Preferences panes, to prevent them from overriding
# settings we’re about to change
osascript -e 'tell application "System Preferences" to quit'

# Ask for the administrator password upfront
sudo -v

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

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

# Disable notifications sound
defaults write com.apple.sound.beep.volume -float 0.000

# Always show scrollbars
defaults write NSGlobalDomain AppleShowScrollBars -string "Always"
# Scrollbar click to jump
defaults write NSGlobalDomain AppleScrollerPagingBehavior -bool true

# Hide menu bar
defaults write NSGlobalDomain _HIHideMenuBar -int 1

# Increase window resize speed for Cocoa applications
defaults write NSGlobalDomain NSWindowResizeTime -float 0.001

# Save to disk (not to iCloud) by default
defaults write NSGlobalDomain NSDocumentSaveNewDocumentsToCloud -bool false

# Disable the “Are you sure you want to open this application?” dialog
defaults write com.apple.LaunchServices LSQuarantine -bool false

# Disable click to reveal desktop
defaults write com.apple.WindowManager EnableStandardClickToShowDesktop -bool false

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

# Disable automatic capitalization as it’s annoying when typing code
defaults write NSGlobalDomain NSAutomaticCapitalizationEnabled -bool false

# Disable smart dashes as they’re annoying when typing code
defaults write NSGlobalDomain NSAutomaticDashSubstitutionEnabled -bool false

# Disable automatic period substitution as it’s annoying when typing code
defaults write NSGlobalDomain NSAutomaticPeriodSubstitutionEnabled -bool false

# Disable smart quotes as they’re annoying when typing code
defaults write NSGlobalDomain NSAutomaticQuoteSubstitutionEnabled -bool false

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

###############################################################################
# Trackpad, mouse, keyboard, Bluetooth accessories, and input                 #
###############################################################################

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

# Enable full keyboard access for all controls
defaults write NSGlobalDomain AppleKeyboardUIMode -int 3

# Set a blazingly fast keyboard repeat rate
defaults write NSGlobalDomain KeyRepeat -int 2
defaults write NSGlobalDomain InitialKeyRepeat -int 10

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

# Sleep the display after 15 minutes
sudo pmset -a displaysleep 15

# Disable machine sleep while charging
sudo pmset -c sleep 0

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

# Never go into computer sleep mode
sudo systemsetup -setcomputersleep Off > /dev/null

# Hibernation mode
# 0: Disable hibernation (speeds up entering sleep mode)
# 3: Copy RAM to disk so the system state can still be restored in case of a
#    power failure.
sudo pmset -a hibernatemode 0

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

# 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"

# Enable HiDPI display modes (requires restart)
sudo defaults write /Library/Preferences/com.apple.windowserver DisplayResolutionEnabled -bool true

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

# Finder: allow quitting via ⌘ + Q; doing so will also hide desktop icons
defaults write com.apple.finder QuitMenuItem -bool true

# Finder: disable window animations and Get Info animations
defaults write com.apple.finder DisableAllAnimations -bool true

# Show icons for hard drives, servers, and removable media on the desktop
defaults write com.apple.finder ShowExternalHardDrivesOnDesktop -bool true
defaults write com.apple.finder ShowHardDrivesOnDesktop -bool false
defaults write com.apple.finder ShowMountedServersOnDesktop -bool true
defaults write com.apple.finder ShowRemovableMediaOnDesktop -bool true

# 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

# Display full POSIX path as Finder window title
defaults write com.apple.finder _FXShowPosixPathInTitle -bool true

# Keep folders on top when sorting by name
defaults write com.apple.finder _FXSortFoldersFirst -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

# Enable spring loading for directories
defaults write NSGlobalDomain com.apple.springing.enabled -bool true

# Remove the spring loading delay for directories
defaults write NSGlobalDomain com.apple.springing.delay -float 0

# 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

# Disable disk image verification
defaults write com.apple.frameworks.diskimages skip-verify -bool true
defaults write com.apple.frameworks.diskimages skip-verify-locked -bool true
defaults write com.apple.frameworks.diskimages skip-verify-remote -bool true

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

# Use icon view in all Finder windows by default
# Four-letter codes for the other view modes: `icnv`, `clmv`, `glyv`
defaults write com.apple.finder FXPreferredViewStyle -string "icnv"

###############################################################################
# Dock, Dashboard, and hot corners                                            #
###############################################################################

# Enable highlight hover effect for the grid view of a stack (Dock)
defaults write com.apple.dock mouse-over-hilite-stack -bool true

# Set the icon size of Dock items to 58 pixels
defaults write com.apple.dock tilesize -int 58

# Change minimize/maximize window effect
defaults write com.apple.dock mineffect -string "scale"

# Minimize windows into their application’s icon
defaults write com.apple.dock minimize-to-application -bool true

# Enable spring loading for all Dock items
defaults write com.apple.dock enable-spring-load-actions-on-all-items -bool true

# Show indicator lights for open applications in the Dock
defaults write com.apple.dock show-process-indicators -bool true

# Don’t animate opening applications from the Dock
defaults write com.apple.dock launchanim -bool false

# Speed up Mission Control animations
defaults write com.apple.dock expose-animation-duration -float 0.1

# Don’t group windows by application in Mission Control
# (i.e. use the old Exposé behavior instead)
defaults write com.apple.dock expose-group-by-app -bool false

# Disable Dashboard
defaults write com.apple.dashboard mcx-disabled -bool true

# Don’t show Dashboard as a Space
defaults write com.apple.dock dashboard-in-overlay -bool true

# Don’t automatically rearrange Spaces based on most recent use
defaults write com.apple.dock mru-spaces -bool false

# Remove the auto-hiding Dock delay
defaults write com.apple.dock autohide-delay -float 0
# Remove the animation when hiding/showing the Dock
defaults write com.apple.dock autohide-time-modifier -float 0.2

# Automatically hide and show the Dock
defaults write com.apple.dock autohide -bool true

# Make Dock icons of hidden applications translucent
defaults write com.apple.dock showhidden -bool true

# Don’t show recent applications in Dock
defaults write com.apple.dock show-recents -bool false

# Add a spacer to the left side of the Dock (where the applications are)
#defaults write com.apple.dock persistent-apps -array-add '{tile-data={}; tile-type="spacer-tile";}'
# Add a spacer to the right side of the Dock (where the Trash is)
#defaults write com.apple.dock persistent-others -array-add '{tile-data={}; tile-type="spacer-tile";}'

# Hot corners
# Possible values:
#  0: no-op
#  2: Mission Control
#  3: Show application windows
#  4: Desktop
#  5: Start screen saver
#  6: Disable screen saver
#  7: Dashboard
# 10: Put display to sleep
# 11: Launchpad
# 12: Notification Center
# 13: Lock Screen
# Top left screen corner → Mission Control
defaults write com.apple.dock wvous-tl-corner -int 0
defaults write com.apple.dock wvous-tl-modifier -int 0
# Top right screen corner → Desktop
defaults write com.apple.dock wvous-tr-corner -int 0
defaults write com.apple.dock wvous-tr-modifier -int 0
# Bottom left screen corner → Start screen saver
defaults write com.apple.dock wvous-bl-corner -int 0
defaults write com.apple.dock wvous-bl-modifier -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

###############################################################################
# Kill affected applications                                                  #
###############################################################################

for app in "Activity Monitor" \
	"Address Book" \
	"Calendar" \
	"cfprefsd" \
	"Contacts" \
	"Dock" \
	"Finder" \
	"Messages" \
	"SystemUIServer"; do
	killall "${app}" &> /dev/null
done

echo "System preferences set."