85 lines
1.8 KiB
Bash
85 lines
1.8 KiB
Bash
#!/usr/bin/env bash
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SEP=$'\1'
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die() {
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echo -E "$@" 1>&2
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exit 1
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}
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nullcheck() {
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[[ -n "$1" ]] || die "Null group name";
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}
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sanitize() {
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sed -e 's/[^0-9a-zA-Z_]/_/g'
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}
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splittags() {
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awk -v tag="$1" -f "$SRCDIR/splittags.awk"
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}
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scrape() {
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TZ=UTC0 awk -v g="$1" -v timestamp="${2:-0}" -v sep="$SEP" -f "$SRCDIR/scrape.awk"
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}
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declare -A groupinsane # unsanitized group names
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declare -A groupshows # regexes
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watch() { # {group name} [regex...]
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nullcheck "$1"
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local gs="$(sanitize<<<"$1")"
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groupinsane[$gs]="$1"
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shift
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while (( "$#" )); do
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groupshows[$gs]+="|($1)"
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shift
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done
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}
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declare -A grouptimes # last times timestamp
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touchgroup() { # {group name} {unix time}
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nullcheck "$1"
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local gs="$(sanitize<<<"$1")"
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grouptimes[$gs]="$2"
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}
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groupreleases() { # groupname [timestamp]
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nullcheck "$1"
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# TODO: escapeurl $1
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local URL="http://www.nyaa.eu/?page=search&term=%5B$1%5D&page=rss"
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curl -LsS "$URL" > "$1.xml" || die "Failed to retrieve releases for $1"
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tr -d '\r\n'"$SEP" < "$1.xml" | splittags item | scrape "$1" "${2:-}"
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}
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groupfilter() { # groupname regex [timestamp]
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groupreleases "$1" "${3:-}" | while IFS=$SEP read -r title torrent; do
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grep -P "$2" <<< "$title" 1>/dev/null && echo "$title$SEP$torrent"
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done
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}
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cleanup() {
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for gs in "${!grouptimes[@]}"; do
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local v="${grouptimes[$gs]}"
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echo "touchgroup $gs $v" >> times.sh
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[ -e "$gs.xml" ] && rm "$gs.xml"
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done
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exit 0
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}
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# TODO: optionally buffer lists so interrupting and restarting wont give the same output
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runall() {
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trap cleanup INT
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local insane regex timestamp now
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for gs in "${!groupshows[@]}"; do
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insane="${groupinsane[$gs]}"
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regex="${groupshows[$gs]:1}"
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timestamp="${grouptimes[$gs]}"
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now="$(date -u '+%s')"
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groupfilter "$insane" "$regex" "$timestamp"
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touchgroup "$gs" "$now"
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done
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cleanup
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}
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