From: Paul Hänsch Date: Sat, 20 Jan 2024 20:21:28 +0000 (+0100) Subject: basic calendar list view X-Git-Url: https://git.plutz.net/?a=commitdiff_plain;h=a07eac0983626728785ad03cb767351a013e27b9;p=shellwiki basic calendar list view --- diff --git a/macros/calendar b/macros/calendar new file mode 100755 index 0000000..575662f --- /dev/null +++ b/macros/calendar @@ -0,0 +1,180 @@ +#!/bin/sh + +# Copyright 2024 Paul Hänsch +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES +# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY +# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR +# IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +. "$_EXEC/cgilite/cgilite.sh" +. "$_EXEC/acl.sh" +. "$_EXEC/tools.sh" +. "$_EXEC/datetime.sh" + +tags='' ntags='' dir='' depth='' glob_system_pages=false +label='' labeltype='' altlabel='' cnt=0 + +set -- "$@" -- +while [ $# -gt 0 ]; do case $1 in + --system) glob_system_pages=true; shift 1;; + --depth) depth="$2" shift 2;; + \#*) tags="${tags}${tags:+ }${1###}"; shift 1;; + \!*) ntags="${ntags}${ntags:+ }${1##!}"; shift 1;; + --h1|--h2|--h3|--h4|--h5|--h6|--label) + labeltype="${1#--}" label="$2"; shift 2;; + --alt-label) + altlabel="$2"; shift 2;; + --) shift 1; break;; + *) if [ ! "$dir" ]; then + dir="$1" + set -- "$@" "$1"; shift 1; + elif [ ! "$depth" ]; then + depth="$1"; shift 1; + else + set -- "$@" "$1"; shift 1; + fi;; +esac; done + +[ "$*" ] || set -- "*" +[ "$depth" -ge 0 -o "$depth" -le 0 ] 2>&- || depth=0 + +read DY DM DD <<-EOF + $(date +"%Y %m %d") + EOF + +dstart="$(date -d "${DY}-${DM}-01" +%s)" +[ "$DM" -lt 12 ] \ +&& dend="$(date -d "${DY}-$(( ${DM#0} + 1))-01" +%s)" \ +|| dend="$(date -d "$(( ${DY#0} + 1))-01-01" +%s)" + +expand() { + local start="$1" end="$2" rrfreq="$3" rrint="$4" rrend="$5" evtitle="$6" evlink="$7" + local dstart dend + local nstart nend + + [ "$rrend" -eq -1 ] && rrend=9999999999 + + case $rrint in + day) + nend=$(( rrfreq * 86400 - (dstart - end) % (rrfreq * 86400) + dstart )) + nstart=$(( start - end + nend)) + debug "[ $nend -lt $dend -a $nstart -lt $rrend ]" + while [ "$nend" -lt "$dend" -a "$nstart" -lt "$rrend" ]; do + printf '%i %i %s %s\n' "$nstart" "$nend" "$evtitle" "$evlink" + # printf '%i %i %s\n' "$nstart" "$nend" "$evlink" + nstart="$((nstart + rrfreq * 86400))" + nend="$((nstart - start + end))" + done + ;; + week) + nend=$(( rrfreq * 604800 - (dstart - end) % (rrfreq * 604800) + dstart )) + nstart=$(( start - end + nend)) + while [ "$nend" -lt "$dend" -a "$nstart" -lt "$rrend" ]; do + printf '%i %i %s %s\n' "$nstart" "$nend" "$evtitle" "$evlink" + nstart="$((nstart + rrfreq * 7 * 86400))" + nend="$((nstart - start + end))" + done + ;; + month) + { read _y _m _d; read y m d; } <<-EOF + $(date -d @$dstart +"%Y %_m %_d" + date -d @$start +"%Y %_m %_d" + ) + EOF + _m=$((_y * 12 + _m)) m=$((y * 12 + m)) + while :; do + m=$(( rrfreq - ((_m - m - 1) % rrfreq + 1) + _m )) + nstart="$(printf '%04i-%02i-%02i' "$(( (m - 1) / 12 ))" "$(( (m - 1) % 12 + 1 ))" "$d")" + if isdate "$nstart" && [ "$(date -d "$nstart" +%s)" -ge "$dstart" ]; then + break + fi >/dev/null + _m="$((_m + rrfreq))" + done + nstart="$(date -d "$nstart $start_time" +%s)" + nend="$((end - start + nstart))" + while [ "$nend" -lt "$dend" -a "$nstart" -lt "$rrend" ]; do + printf '%i %i %s %s\n' "$nstart" "$nend" "$evtitle" "$evlink" + m="$((m + rrfreq))" + nstart="$(printf '%04i-%02i-%02i' "$(( (m - 1) / 12 ))" "$(( (m - 1) % 12 + 1 ))" "$d")" + nstart="$(date -d "$nstart $start_time" +%s)" + nend="$((nstart - start + end))" + done + ;; + year) + { read _y _m _d; read y m d; } <<-EOF + $(date -d @$dstart +"%Y %_m %_d" + date -d @$start +"%Y %_m %_d" + ) + EOF + while :; do + y=$(( rrfreq - ((_y - y - 1) % rrfreq + 1) + _y )) + nstart="$(printf '%04i-%02i-%02i' "$y" "$m" "$d")" + if isdate "$nstart" && [ "$(date -d "$nstart" +%s)" -ge "$dstart" ]; then + break + fi >/dev/null + _y="$((_y + rrfreq))" + done + nstart="$(date -d "$nstart $start_time" +%s)" + nend="$((end - start + nstart))" + while [ "$nend" -lt "$dend" -a "$nstart" -lt "$rrend" ]; do + printf '%i %i %s %s\n' "$nstart" "$nend" "$evtitle" "$evlink" + y="$((y + rrfreq))" + nstart="$(printf '%04i-%02i-%02i' "$y" "$m" "$d")" + nstart="$(date -d "$nstart $start_time" +%s)" + nend="$((nstart - start + end))" + done + ;; + *): + printf '%i %i %s %s\n' "$start" "$end" "$evtitle" "$evlink" + ;; + esac +} + +events="$( + for dir in "$@"; do + page_glob "$dir" "$depth" + done \ + | sort -u \ + | while read -r page; do + pagedir="$(page_abs "$page")" + if [ -f "$_DATA/pages/${pagedir}/#events" ] \ + && acl_read "$pagedir" \ + && has_tags "$pagedir" $tags \ + && ! has_tag "$pagedir" $ntags + then + cat "$_DATA/pages/${pagedir}/#events" + fi + done \ + | while read -r junk1 tstart tend rrfreq rrint rrend evtitle evlink junk2; do + if [ "$tend" -gt "$dstart" -a "$tstart" -lt "$dend" ] \ + || [ "$rrend" -gt "$dstart" -o "$rrend" -eq -1 ]; then + expand "$tstart" "$tend" "$rrfreq" "$rrint" "$rrend" "$evtitle" "$evlink" + fi + done \ + | debug \ + | sort -n +)" + +lday='' + +printf '' + date -d "@$start" +'
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