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Add info when list cotains ABP style domains

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Signed-off-by: Christian König <ckoenig@posteo.de>
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Christian König 2023-02-24 22:18:41 +01:00
parent eedd93d782
commit 821c7dc190
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1 changed files with 12 additions and 6 deletions
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14
gravity.sh
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@ -520,23 +520,29 @@ gravity_DownloadBlocklists() {
}
parseList() {
local adlistID="${1}" src="${2}" target="${3}" temp_file non_domains sample_non_domains
local adlistID="${1}" src="${2}" target="${3}" temp_file temp_file_base non_domains sample_non_domains
# Create a temporary file for the sed magic instead of using "${target}" directly
# this allows to split the sed commands to improve readability
# we use a file handle here and remove the temporary file immediately so the content will be deleted in any case
# when the script stops
temp_file="$(mktemp -p "/tmp" --suffix=".gravity")"
exec 3>"$temp_file"
rm "${temp_file}"
temp_file_base="$(mktemp -p "/tmp" --suffix=".gravity")"
exec 3>"$temp_file_base"
rm "${temp_file_base}"
temp_file="/proc/$$/fd/3"
# 1. Add all valid domains (adapted from https://stackoverflow.com/a/30007882)
# no need to include uppercase letters, as we convert to lowercase in gravity_ParseFileIntoDomains() already
sed -r "/^([a-z0-9]([a-z0-9_-]{0,61}[a-z0-9]){0,1}\.)+[a-z0-9][a-z0-9-]{0,61}[a-z0-9]$/!d" "${src}" > "${temp_file}"
# if there is at least one ABP style domains
if grep -E "^\|\|([a-z0-9]([a-z0-9_-]{0,61}[a-z0-9]){0,1}\.)+[a-z0-9][a-z0-9-]{0,61}[a-z0-9]" -m 1 -q "${src}"; then
echo " ${INFO} List contained AdBlock Plus style domains"
# 2. Add all supported ABP style lines (||subdomain.domain.tlp^)
sed -r "/^\|\|([a-z0-9]([a-z0-9_-]{0,61}[a-z0-9]){0,1}\.)+[a-z0-9][a-z0-9-]{0,61}[a-z0-9]\^$/!d" "${src}" >> "${temp_file}"
fi
# Find lines containing no domains or with invalid characters (not matching regex above)
# This is simply everything that is not in $temp_file compared to $src