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#!/bin/bash
TMP="tmp-build-loglog-$(date +%s%N)"
LOGLOG="content/logs/loglog.gmi"
LOGLOG_HEADER="templates/loglog-header.gmi"
new_filename()
{
DATE="$1"
mkdir -p "$TMP/$DATE"
N=0
while [[ -f "$TMP/$DATE/$N" ]]; do
N=$(( N + 1 ))
done
echo "$TMP/$DATE/$N"
}
read_log_to_tmp()
{
LOGPATH="$1"
LOG="$(echo $LOGPATH | sed "s/.*\///g" | sed "s/\.gmi//g")"
CURRENT_POST_HEADING=""
CURRENT_POST_FILENAME=""
while read line; do
if [[ -z "$CURRENT_POST_FILENAME" ]]; then
if [[ "$line" =~ (\#+)\ *([0-9]{4}-[0-9]{2}-[0-9]{2})(\.[0-9]+)?\ * ]]; then
CURRENT_POST_HEADING="${BASH_REMATCH[1]}"
DATE="${BASH_REMATCH[2]}"
CURRENT_POST_FILENAME="$(new_filename $DATE)"
elif [[ "$line" =~ \=\>\ +([^\ ]+)\ +([0-9]{4}-[0-9]{2}-[0-9]{2})(\.[0-9]+)?\ +(.*) ]]; then
HREF="${BASH_REMATCH[1]}"
DATE="${BASH_REMATCH[2]}"
NAME="${BASH_REMATCH[3]}"
FILENAME="$(new_filename $DATE)"
echo "
=> $HREF $DATE $NAME
From my $LOG.
=> /logs/$LOG.gmi My $LOG" \
>> "$FILENAME"
fi
else
if [[ "$line" =~ (\#+)\ *([0-9]{4}-[0-9]{2}-[0-9]{2})\ * ]]; then
echo "From my $LOG.
=> /logs/$LOG.gmi My $LOG" \
>> "$CURRENT_POST_FILENAME"
CURRENT_POST_HEADING="${BASH_REMATCH[1]}"
DATE="${BASH_REMATCH[2]}"
CURRENT_POST_FILENAME="$(new_filename $DATE)"
elif [[ "$line" =~ \#.* ]] && ! [[ "$line" =~ ${CURRENT_POST_HEADING}\#.* ]]; then
echo "From my $LOG.
=> /logs/$LOG.gmi My $LOG" \
>> "$CURRENT_POST_FILENAME"
CURRENT_POST_HEADING=""
DATE=""
CURRENT_POST_FILENAME=""
else
echo "$line" >> "$CURRENT_POST_FILENAME"
fi
fi
done <$LOGPATH
}
trim_entries()
{
ENTRY_DIR="$1"
for entry in $ENTRY_DIR/*; do
while [[ -z "$(head -n 1 "$entry")" && "$(wc -l "$entry" | cut -c1)" -ne 0 ]]; do
tail -n +2 "$entry" | tee "$entry" 1>/dev/null
done
while [[ -z "$(tail -n 1 "$entry")" && "$(wc -l "$entry" | cut -c1)" -ne 0 ]]; do
head -n -1 "$entry" | tee "$entry" 1>/dev/null
done
if [[ -z "$(cat "$entry")" ]]; then
echo "Removing entry $entry: $(cat $entry)"
rm "$entry"
fi
done
if [[ "$(ls "$ENTRY_DIR" | wc -l)" -eq 0 ]]; then
rmdir "$ENTRY_DIR"
fi
}
append_entries_for_date()
{
DATE_DIR="$1"
DATE="$(echo "$DATE_DIR" | sed "s/.*\///g")"
echo "## $DATE
" >> "$LOGLOG"
ENTRY_COUNT="$(ls $DATE_DIR | wc -l)"
LAST_ENTRY="$(ls $DATE_DIR | tail -n 1)"
for entry in $DATE_DIR/*; do
cat "$entry" >> "$LOGLOG"
echo "" >> "$LOGLOG"
if [[ "$ENTRY_COUNT" -gt 1 && "$entry" != "$DATE_DIR/$LAST_ENTRY" ]]; then
echo \
------------------------------------------------------------------------ >> "$LOGLOG"
echo "" >> "$LOGLOG"
fi
done
}
echo "Cleaning existing loglog..."
rm -f "$LOGLOG"
echo "Reading logs to temporary files..."
for log in content/logs/*log.gmi; do
read_log_to_tmp "$log"
done
echo "Trimming entries in temporary files..."
for date in $TMP/*; do
trim_entries "$date"
done
echo "Copying loglog header..."
cp "$LOGLOG_HEADER" "$LOGLOG"
echo "Appending entries to loglog..."
dates=($TMP/*)
for ((i=${#dates[@]}-1; i>=0; i--)); do
append_entries_for_date "${dates[i]}"
done
echo "Cleaning up temporary files..."
rm -rf "$TMP"
echo "Done."
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