upstream-pkgcheck

#!/usr/bin/env bash

al_repo_list=(core extra community multilib)
as_repo_list=(archstrike archstrike-testing)
arch=x86_64

# Store information about the script and change to the script directory
script_name="${0//*\/}"
script_dir="${0%$script_name}"
if [[ -z "$script_dir" ]]; then
    script_dir="$PWD"
else
    pushd "$script_dir" >/dev/null
    script_dir="$PWD"
    popd >/dev/null
fi
cd "$script_dir" || exit

# Read the config
PKGUPDATES_CONFIG=${PKGUPDATES_CONFIG:="$script_dir/pkgupdates.conf"}
source "$PKGUPDATES_CONFIG"

# Update or create the repodir
if [[ -d "$REPODIR" ]]; then
    # Setup/update repo
    cd "$REPODIR" || exit
    # Reset and update the repo
    git reset --hard >/dev/null 2>&1
    git pull >/dev/null 2>&1
else
    # Clone the repo and checkout updates
    git clone "$GITREPO_URL" "$REPODIR" >/dev/null 2>&1
fi

# create a temporarily list of all the archlinux packages
for repo in "${al_repo_list[@]}"; do
    mirror="http://mirror.rackspace.com/archlinux/$repo/os/$arch"
    repo_db="$mirror/$repo.db"

    pkglist=$(while read -r; do
        pkg="${REPLY/\/*}"
        pkg="${pkg%-*}"
        pkg="${pkg%-*}"
        printf '%s\n' "$pkg"
    done < <(curl -s -0 "$repo_db" | tar zt) | sort -u)
done

pushd "$REPODIR" >/dev/null

for repo in "${as_repo_list[@]}"; do
    for pkg in ./"$repo"/*; do
        pkgname="${pkg/*\/}"
        egrep -q '^'"$pkgname"'$' <<< "$pkglist" \
            && printf '%s\n' "$repo/$pkgname"
    done
done

popd >/dev/null