realm-js/scripts/download-core.sh

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#!/bin/bash
set -e
set -o pipefail
: ${REALM_CORE_VERSION:=0.94.4} # set to "current" to always use the current build
echo "Downloading dependency: core ${REALM_CORE_VERSION}"
TMP_DIR="$TMPDIR/core_bin"
mkdir -p "${TMP_DIR}"
CORE_TMP_TAR="${TMP_DIR}/core-${REALM_CORE_VERSION}.tar.bz2.tmp"
CORE_TAR="${TMP_DIR}/core-${REALM_CORE_VERSION}.tar.bz2"
if [ ! -f "${CORE_TAR}" ]; then
curl -f -L -s "https://static.realm.io/downloads/core/realm-core-${REALM_CORE_VERSION}.tar.bz2" -o "${CORE_TMP_TAR}" ||
(echo "Downloading core failed. Please try again once you have an Internet connection." && exit 1)
mv "${CORE_TMP_TAR}" "${CORE_TAR}"
fi
(
cd "${TMP_DIR}"
rm -rf core
tar xjf "${CORE_TAR}"
mv core core-${REALM_CORE_VERSION}
)
rm -rf core-${REALM_CORE_VERSION} core
mv ${TMP_DIR}/core-${REALM_CORE_VERSION} .
ln -s core-${REALM_CORE_VERSION} core