#!/bin/sh

#
# ports(8) driver for subversion
#

# create a file with the name <collectionname>.svn into your /etc/ports
#
# ----------------------------------------------------------
# ROOT_DIR=/usr/ports
# URL=svn://svn.berlios.de/clc/x86/tags/CRUX-2_1/base
# COLLECTION=base
# USER=
# PASS=
# ----------------------------------------------------------
# this will create a directory called '$COLLECTION' in '$ROOT_DIR'
# with the contents of $URL
# 'USER' and 'PASS' can contain username and password if this is required

if [ $# -ne 1 ]; then
        echo "usage: $0 <file>" >&2
        exit 1
fi

. $1

if [ -z "$ROOT_DIR" ]; then
    echo "ROOT_DIR not set in '$1'" >&2
    exit 2
fi

if [ -z "$COLLECTION" ]; then
    echo "COLLECTION not set in '$1'" >&2
    exit 2
fi

if [ -z "$URL" ]; then
    echo "URL not set in '$1'" >&2
    exit 2
fi

if [ ! -d "$ROOT_DIR" ]; then
    echo "NOTICE: ROOT_DIR '$ROOT_DIR' does not exist. Trying to create."
    mkdir -p $ROOT_DIR
    if [ "$?" != "0" ]; then
        echo "Failed to create '$ROOT_DIR', exiting."
        exit 3
    fi
fi

if [ -d $ROOT_DIR/$COLLECTION ] && [ ! -d $ROOT_DIR/$COLLECTION/.svn ]; then
    echo "$ROOT_DIR/$COLLECTION is not a subversion; deleting"
    rm -rf $ROOT_DIR/$COLLECTION
fi


if [ ! -z "$USER" ]; then
    USER="--username $USER"
fi
if [ ! -z "$PASS" ]; then
    PASS="--password $PASS"
fi


echo "Connection to $URL"
echo "Updating collection $COLLECTION"
if [ -d $ROOT_DIR/$COLLECTION ]; then
    svn $USER $PASS update $ROOT_DIR/$COLLECTION|\
          sed -e 's|^|  |g'|sed -e '/At revision.*/d'
else
    svn $USER $PASS co $URL $ROOT_DIR/$COLLECTION|\
          sed -e 's|^|  |g'|sed -e '/At revision.*/d'
fi
echo "Finished successfully"