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feat(updater): check if there are updates before prompting (#8387)

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Fixes #8387
This commit is contained in:
Marc Cornellà 2021-09-30 17:56:02 +02:00
parent 0120749a54
commit 30d441713c
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GPG Key ID: 0314585E776A9C1B
1 changed files with 43 additions and 1 deletions
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44
tools/check_for_upgrade.sh
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@ -32,6 +32,41 @@ function current_epoch() {
echo $(( EPOCHSECONDS / 60 / 60 / 24 ))
}
function is_update_available() {
local branch
branch=${"$(git -C "$ZSH" config --local oh-my-zsh.branch)":-master}
local remote remote_url remote_repo
remote=${"$(git -C "$ZSH" config --local oh-my-zsh.remote)":-origin}
remote_url=$(git -C "$ZSH" config remote.$remote.url)
local repo
case "$remote_url" in
https://github.com/*) repo=${${remote_url#https://github.com/}%.git} ;;
git@github.com:*) repo=${${remote_url#git@github.com:}%.git} ;;
*)
# If the remote is not using GitHub we can't check for updates
# Let's assume there are updates
return 0 ;;
esac
# If the remote repo is not the official one, let's assume there are updates available
[[ "$repo" = ohmyzsh/ohmyzsh ]] || return 0
local api_url="https://api.github.com/repos/${repo}/commits/${branch}"
# Get local and remote HEADs and compare them. If we can't get either assume there are updates
local local_head remote_head
local_head=$(git -C "$ZSH" rev-parse $branch 2>/dev/null) || return 0
remote_head=$(curl -fsSL -H 'Accept: application/vnd.github.v3.sha' $api_url 2>/dev/null) \
|| remote_head=$(wget -O- --header='Accept: application/vnd.github.v3.sha' $api_url 2>/dev/null) \
|| remote_head=$(HTTP_ACCEPT='Accept: application/vnd.github.v3.sha' fetch -o - $api_url 2>/dev/null) \
|| return 0
# Compare local and remote HEADs
[[ "$local_head" != "$remote_head" ]]
}
function update_last_updated_file() {
echo "LAST_EPOCH=$(current_epoch)" >! "${ZSH_CACHE_DIR}/.zsh-update"
}
@ -69,6 +104,8 @@ function update_ohmyzsh() {
# the shell actually exits what it's running.
trap "
ret=\$?
unset update_mode
unset -f current_epoch is_update_available update_last_updated_file update_ohmyzsh 2>/dev/null
command rm -rf '$ZSH/log/update.lock'
return \$ret
" EXIT INT QUIT
@ -86,6 +123,11 @@ function update_ohmyzsh() {
return
fi
# Check if there are updates available before proceeding
if ! is_update_available; then
return
fi
# Ask for confirmation before updating unless in auto mode
if [[ "$update_mode" = auto ]]; then
update_ohmyzsh
@ -108,4 +150,4 @@ function update_ohmyzsh() {
}
unset update_mode
unset -f current_epoch update_last_updated_file update_ohmyzsh
unset -f current_epoch is_update_available update_last_updated_file update_ohmyzsh