path: root/ikiwiki-makerepo

#!/bin/sh
set -e

rcs="$1"
srcdir="$2"
repository="$3"

usage () {
    echo "usage: ikiwiki-makerepo cvs|svn|git|monotone|darcs srcdir repository" >&2
    echo "       ikiwiki-makerepo bzr|mercurial srcdir" >&2
    exit 1
}

if [ -z "$rcs" ] || [ -z "$srcdir" ]; then
    usage
fi

if [ ! -d "$srcdir" ]; then
    echo "srcdir $srcdir not found" >&2 
    exit 1
fi

if [ "$rcs" != mercurial ] && [ "$rcs" != bzr ]; then
    if [ -z "$repository" ]; then
        echo "you need to specify both a srcdir and a repository for $rcs" >&2
        usage
    fi
    if [ -e "$repository" ]; then
        echo "repository $repository already exists, aborting" >&2 
        exit 1
    fi
    repository="$(perl -e 'use Cwd; $r=shift; $r=getcwd.q{/}.$r if $r!~m!^/!; print $r' "$repository")"
    if [ -z "$repository" ]; then
        echo "internal error finding repository abs_path" >&2
        exit 1
    fi
fi

echo "Importing $srcdir into $rcs"

case "$rcs" in
cvs)
    if [ -e "$srcdir/CVS" ]; then
        echo "$srcdir already seems to be a cvs working copy" >&2
        exit 1
    fi
    cvs -Q -d "$repository" init
    cat > "$repository/CVSROOT/post-commit-wrapper" <<EOF
#!/bin/sh

IKIWIKI_POST_COMMIT_HOOK="$repository/CVSROOT/post-commit"

exists_ikiwiki_post_commit_hook() {
    [ -x \$IKIWIKI_POST_COMMIT_HOOK ];
}

called_with_exactly_one_dir() {
    echo "\$@" | grep 'New directory' >/dev/null 2>&1
}

main() {
    exists_ikiwiki_post_commit_hook || exit 0
    called_with_exactly_one_dir "\$@" && exit 0
    # Return from commit and relinquish write lock. ikiwiki post-commit
    # wants to "cvs update", which wants to take a read lock.
    \$IKIWIKI_POST_COMMIT_HOOK &
    return 0
}

main "\$@"
exit \$?
EOF
    chmod +x "$repository/CVSROOT/post-commit-wrapper"
    cd "$srcdir"/..
    cvs -Q -d "$repository" get -P CVSROOT
    cd CVSROOT
    echo .ikiwiki >> cvsignore
    cvs -Q add cvsignore
    echo "^ikiwiki $repository/CVSROOT/post-commit-wrapper %{sVv}" >> loginfo
    cvs -Q commit -m "ikiwiki-makerepo setup" cvsignore loginfo
    cd ..
    rm -rf CVSROOT
    cd "$srcdir"
    cvs -Q -d "$repository" import -m "initial import" ikiwiki IKIWIKI PRE_CVS
    cd ..
    mv "$srcdir" "$srcdir.orig"
    cvs -Q -d "$repository" get -P -d "$(basename "$srcdir")" ikiwiki
    [ -d "$srcdir.orig/.ikiwiki" ] && mv "$srcdir.orig/.ikiwiki" "$srcdir"
    rm -rf "$srcdir.orig"
    echo "Directory $srcdir is now a checkout of $rcs repository $repository"
;;
svn)
    if [ -e "$srcdir/.svn" ]; then
        echo "$srcdir already seems to be a svn working copy" >&2
        exit 1
    fi
    svnadmin create "$repository"
    svn mkdir "file://$repository/trunk" -m "create trunk directory"
    cd "$srcdir"
    svn co "file://$repository/trunk" .
    svn propset svn:ignore ".ikiwiki" .
    svn add *
    svn commit -m "initial import"
    echo "Directory $srcdir is now a checkout of $rcs repository $repository"
;;
git)
    # There are better ways to do this, but this works with older
    # versions of git.)
    mkdir -p "$repository"
    (cd "$repository" && git --bare init --shared)

    cd "$srcdir"
    git init
    echo /.ikiwiki > .gitignore
    echo /recentchanges >> .gitignore
    git add .
    git commit -m "initial commit"
    git remote add origin "$repository"
    git config branch.master.merge refs/heads/master
    git config branch.master.remote origin
    git push --all
    echo "Directory $srcdir is now a clone of $rcs repository $repository"
;;
mercurial)
    hg init "$srcdir"
    cd "$srcdir"
    echo .ikiwiki > .hgignore
    hg add
    hg commit -m "initial import"
    echo "Directory $srcdir is now set up as a mercurial repository"
;;
bzr)
    bzr init "$srcdir"
    cd "$srcdir"
    echo .ikiwiki > .bzrignore
    bzr add
    bzr commit -m "initial import"
    echo "Directory $srcdir is now set up as a bzr repository"
;;
monotone)
    if [ -e "$srcdir/_MTN" ]; then
        echo "$srcdir already seems to be a monotone working copy" >&2
        exit 1
    fi

    mkdir -p "$(dirname "$repository")"
    mtn db init -d "$repository"

    cleaned_srcdir=$(basename "$srcdir" | tr -s "[:space:]" "_" | sed 's/_$//g')
    reverse_hostname=$( (hostname -f 2>/dev/null || hostname) |\
        tr  "." "\n" | ( tac 2>/dev/null || tail -r ) | tr "\n" "." )
    branch_name="$reverse_hostname$cleaned_srcdir"
    mtn setup -d "$repository" -b "$branch_name" "$srcdir"

    cd "$srcdir"
    echo \.ikiwiki$ > .mtn-ignore
    mtn add -R .
    # this expects that you already have a working mtn environment
    # with a default key floating around...
    mtn ci -m "initial import"
    echo "Directory $srcdir is now set up as a monotone repository"
    echo ""
    echo "Note: If your monotone key has a passphrase, you need to configure"
    echo "monotone to automatically use it. Otherwise, web commits to ikiwiki"
    echo "will fail."
    echo ""
    echo "You can create a $srcdir/_MTN/monotonerc"
    echo "containing the passphrase:"
    echo ""
    echo "function get_passphrase (branchname)"
    echo '    return "passphrasehere"'
    echo "end"
;;
darcs)
    if [ -e "$srcdir/_darcs" ]; then
        echo "$srcdir already seems to be a darcs repository" >&2
        exit 1
    fi

    mkdir -p "$repository"
    (cd "$repository" && darcs initialize)

    mkdir -p "$srcdir"
    cd "$srcdir"
    darcs initialize
    echo .ikiwiki >> _darcs/prefs/boring
    darcs record -a -l -q -m "initial import"
    darcs pull -a -q "$repository"
    darcs push -a -q "$repository"
    echo "Directory $srcdir is now a branch of darcs repo $repository"

    # set up master repo's apply hook and tell user to adjust it if desired
    darcsdefaults="$repository/_darcs/prefs/defaults"
    echo "Preconfiguring apply hook in $darcsdefaults - adjust as desired!"
    echo "apply posthook $repository/_darcs/ikiwiki-wrapper" >> "$darcsdefaults"
    echo "apply run-posthook" >> "$darcsdefaults"
;;
*)
    echo "Unsupported revision control system $rcs" >&2
    usage
;;
esac