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# Downloading and temporary file management
#
# Copyright (C) 2015 Patrick "P. J." McDermott
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
temp_dir=''
init_temp_dir()
{
local tmpdir=''
if [ "x${TMPDIR:+set}" = 'xset' ]; then
tmpdir="${TMPDIR}"
else
tmpdir='/tmp'
fi
rand
temp_dir="${tmpdir}/firman-$(printf '%010d' ${rand_x})"
if ! mkdir "${temp_dir}"; then
err 'Failed to create temporary directory'
return 1
fi
return 0
}
fini_temp_dir()
{
if ! rmdir "${temp_dir}"; then
err 'Failed to remove temporary directory'
return 1
fi
return 0
}
get_temp_dir()
{
printf '%s' "${temp_dir}"
return 0
}
dl()
{
local url="${1}"
shift 1
if ! ${WGET} -q -O - "${url}"; then
err 'Failed to download "%s"' "${url}"
return 1
fi
return 0
}
dl_temp()
{
local url="${1}"
local file="${2}"
shift 2
if ! ${WGET} -q -O "${temp_dir}/${file}" "${url}"; then
err 'Failed to download "%s"' "${url}"
return 1
fi
printf '%s/%s' "${temp_dir}" "${file}"
return 0
}
rm_temp()
{
local file="${1}"
shift 1
rm -Rf "${temp_dir}/${file}"
return 0
}
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