76 lines
1.9 KiB
Bash
Executable File
76 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env zsh
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# Modified from https://github.com/robbyrussell/oh-my-zsh/blob/master/tools/check_for_upgrade.sh
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# Original Copyright: (c) 2009-2018 Robby Russell and contributors
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# Modified Copyright: (c) 2018 David Todd (c0de)
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# License: MIT
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zmodload zsh/datetime
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function _current_epoch() {
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echo $(( $EPOCHSECONDS / 60 / 60 / 24 ))
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}
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function _touch_dotfiles_update() {
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echo "export LAST_EPOCH=$(_current_epoch)" > ${HOME}/.dotfiles-update
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echo "touched ~/.dotfiles-update"
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}
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function _upgrade_dotfiles() {
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env _DOTFILES=$_DOTFILES sh $_DOTFILES/upgrade.sh
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_touch_dotfiles_update
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}
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# Configure this in shell/env
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epoch_target=$UPDATE_DOTFILES_DAYS
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if [[ -z "$epoch_target" ]]; then
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# Default to every 2 weeks
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epoch_target=13
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fi
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# Cancel upgrade if the current user doesn't have
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# write permissions for the dotfiles directory.
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if [[ -w "$_DOTFILES" ]]; then
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else
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echo "You can't write to $(_dotfiles)!"
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return 1
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fi
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# Cancel upgrade if git is unavailable on the system
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if [[ $(whence git >/dev/null) || false ]]; then
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else
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echo "git is not available"
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return 2
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fi
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if mkdir -p "$_DOTFILES/update.lock" 2>/dev/null; then
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if [ -f ${HOME}/.dotfiles-update ]; then
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. ${HOME}/.dotfiles-update
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if [[ -z "$LAST_EPOCH" ]]; then
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echo "Missing \$LAST_EPOCH"
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_touch_dotfiles_update && return 0;
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fi
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epoch_diff=$(($(_current_epoch) - $LAST_EPOCH))
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if [ $epoch_diff -gt $epoch_target ]; then
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if [ "${DISABLE_UPDATE_PROMPT}" ]; then
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_upgrade_dotfiles
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else
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echo "[Dotfiles] Would you like to check for updates? [Y/n]: \c"
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read line
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if [[ "$line" == Y* ]] || [[ "$line" == y* ]] || [ -z "$line" ]; then
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_upgrade_dotfiles
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else
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_touch_dotfiles_update
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fi
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fi
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fi
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else
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echo "Missing ~/.dotfiles-update"
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# create the zsh file
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_touch_dotfiles_update
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fi
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rmdir $_DOTFILES/update.lock
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fi
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