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# ______________________________________
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#/ always copy the file from \
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#| mono-repo/qurator_data_lib.sh, never |
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#\ edit the copy in the project /
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# --------------------------------------
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# \ ^__^
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# \ (oo)\_______
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# (__)\ )\/\
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# ||----w |
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# || ||
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if [ -z "$BASH" ]; then
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echo "qurator_data_lib.sh uses bash features, please make sure to run $0 in bash"
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exit 1
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fi
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check_data_subdir() {
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result=0
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if git submodule status $DATA_SUBDIR | grep -q '^-'; then
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echo "$DATA_SUBDIR/ is not an initialized submodule"; result=1
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fi
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if ! [ -e $DATA_SUBDIR/.git/annex ]; then
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echo "$DATA_SUBDIR/ is not a git annex repository"; result=1
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fi
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if ! (cd $DATA_SUBDIR && git annex version | grep -q 'local repository version: 7'); then
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echo "$DATA_SUBDIR/ is not a git annex repository version 7"; result=1
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fi
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if ! (cd $DATA_SUBDIR && git remote | grep -q '^nfs$'); then
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echo "$DATA_SUBDIR/ has no git remote 'nfs'"; result=1
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fi
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return $result
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}
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annex_get() {
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if [[ "$1" = '--allow_symlinks' ]]; then
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allow_symlinks=1
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shift
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else
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allow_symlinks=0
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fi
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file_pattern="$1"
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(
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cd $DATA_SUBDIR
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git annex get $file_pattern
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# fsck seems to be necessary to fix the files if we are in a submodule
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git annex fsck $file_pattern
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# Check that there are no symlinks = only unlocked files. This is needed for
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# Docker builds, as we cannot dereference symlinks in a Dockerfile COPY.
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if [[ $allow_symlinks = 0 ]]; then
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git ls-files $file_pattern | while read f; do
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if ! [[ -f "$f" ]]; then
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echo "$DATA_SUBDIR/$f is not a regular file – Is an unlock needed?"
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exit
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fi
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done
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fi
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)
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}
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download_to() {
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download_source="$1"
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unpack_to="$2"
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(
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cd $DATA_SUBDIR
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tmpf=`mktemp 'tmp.XXXXX'`
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wget -O $tmpf "$download_source"
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mkdir -p "$unpack_to"
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# Unpacking relies on tar -a unpacking any tar compression
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tar -C "$unpack_to" -af $tmpf -xv
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rm -f $tmpf
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)
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}
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suggest_commands() {
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echo "Suggested commands:"
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echo
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echo "git submodule update --init"
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echo "(cd $DATA_SUBDIR && git annex init --version=7)"
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echo "(cd $DATA_SUBDIR && git remote add nfs /<... path to ...>/GitNX-Repository/qurator/qurator-data)"
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}
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handle_data() {
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if [[ "$1" = '--no-download' ]]; then
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no_download=1
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shift
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else
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no_download=0
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fi
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if [ -n "$FORCE_DOWNLOAD" ]; then
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get_from_web
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elif ! check_data_subdir; then
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if [[ $no_download = 1 ]]; then
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select choice in "Abort to manually fix $DATA_SUBDIR submodule"; do
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if [ $REPLY = 1 ]; then
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suggest_commands
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exit
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fi
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done
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else
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select choice in "Abort to manually fix $DATA_SUBDIR submodule" "Download data files from the web"; do
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if [ $REPLY = 1 ]; then
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suggest_commands
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exit
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else
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get_from_web
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break
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fi
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done
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fi
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else
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get_from_annex
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fi
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}
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