forked from zgrep/happybot
49 lines
1.2 KiB
Bash
Executable File
49 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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. /home/zgrep/offtopiabday/happybot/common.sh
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segment() {
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sed 's/[a-zA-Z][a-zA-Z]*:\/\/\S*\|./&\n/g' | sed -n '/./p'
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}
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oldtopic="$(
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tac "$serv/$chan/out" \
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| awk '{if($3" "$5$6$7=="-!- changedtopicto"){print;exit}}' \
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| sed 's/^[^"]*"//;s/"$//'
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)"
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tail -n 0 -f "$serv/$chan/out" | gawk '{if($3" "$5$6$7=="-!- changedtopicto"){gsub(/^[^"]*"/,"");gsub(/"$/,"");print;fflush("/dev/stdout")}}' | while read -r t; do
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if [[ "$t" != "$oldtopic" ]]; then
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diff="(diff) "
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mode="_"
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diff="$(diff -a -d -U 1024 <(var "$oldtopic" | segment) <(var "$t" | segment) \
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| tail -n+4 | sed 's/^ /_/;s/^./& _/;s/$/_/' \
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| while read -r d l; do
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l="$(var "$l" | sed 's/^_//;s/_$//')"
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p=""
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if [[ "$mode" != "$d" ]]; then
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if [[ "$d" == "-" ]]; then
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if [[ "$mode" == "+" ]]; then
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p="$(echo -ne "\x0305,99")"
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else
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p="$(echo -ne "\x1f\x0305,99")"
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fi
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elif [[ "$d" == "+" ]]; then
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if [[ "$mode" == "-" ]]; then
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p="$(echo -ne "\x0303,99")"
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else
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p="$(echo -ne "\x1f\x0303,99")"
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fi
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elif [[ "$d" == "_" ]]; then
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p="$(echo -ne "\x0f")"
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fi
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mode="$d"
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fi
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diff="$diff$p$l"
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var "$diff"
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done | tail -n1)"
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var "$diff" | zwsp | say
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oldtopic="$t"
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fi
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done
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