#!/bin/sh
+# Copyright 2014 Paul Hänsch
+#
+# This file is part of Confetti.
+#
+# Confetti is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Confetti is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Confetti. If not, see <http://www.gnu.org/licenses/>.
+
+[ -z "$_GET[\"order\"]" ] && _GET["order"]=DOW
+
+listcards() {
+ ls -1 ${_DATA}/vcard/*vcf 2>/dev/null |while read file; do
+ fn=$(sed -rn 's:^N(;.+)*\:([^;]*;){1} *([^;]*).*$:\3:p' "$file")
+ echo "$fn\t$file"
+ done |sort |sed -r 's:^.*\t(.*/)([^/]+)$:\2:'
+}
+
+
+listcourses() {
+ case "$_GET[\"filtertype\"]" in
+ *) ls -1 ${_DATA}/ical/*ics 2>/dev/null
+ ;;
+ esac |case "$_GET[\"order\"]" in
+ DOW)
+ while read file; do
+ icstime="$(sed -rn 's:^DTSTART\:(TZID=.*\:)?([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2})([0-9]{2})([0-9]{2})Z?\r$:\2-\3-\4 \5\:\6\:\7:p' "$file")"
+ echo "$(date -d "$icstime" "+%u %H%M%S")\t$file"
+ done
+ ;;
+ TOD)
+ while read file; do
+ icstime="$(sed -rn 's:^DTSTART\:(TZID=.*\:)?([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2})([0-9]{2})([0-9]{2})Z?\r$:\2-\3-\4 \5\:\6\:\7:p' "$file")"
+ echo "$(date -d "$icstime" +%H%M%S)\t$file"
+ done
+ ;;
+ *)
+ sed -r 's:^.*$:x\t&:'
+ ;;
+ esac |sort |sed -r 's:^.*\t(.*/)([^/]+)$:\2:'
+}
+
+list_attendance() {
+ id="$1"
+ sed -rn 's:'$id'\t(.+)$:\1:p' "$_DATA/mappings/attendance" |while read each; do
+ n_last="$( sed -rn 's:^N(;.+)*\:([^;]*;){0} *([^;]*).*$:\3:p' "$_DATA/vcard/$each")"
+ n_first="$( sed -rn 's:^N(;.+)*\:([^;]*;){1} *([^;]*).*$:\3:p' "$_DATA/vcard/$each")"
+ n_middle="$(sed -rn 's:^N(;.+)*\:([^;]*;){2} *([^;]*).*$:\3:p' "$_DATA/vcard/$each")"
+ n_pre="$( sed -rn 's:^N(;.+)*\:([^;]*;){3} *([^;]*).*$:\3:p' "$_DATA/vcard/$each")"
+ n_post="$( sed -rn 's:^N(;.+)*\:([^;]*;){4} *([^;]*).*$:\3:p' "$_DATA/vcard/$each")"
+ byear="$( sed -rn 's:^BDAY(;.+)*\:([0-9]{4})(-[0-9][0-9]){2}.*$:\2:p' "$_DATA/vcard/$each")"
+ aname="${n_pre} ${n_first} ${n_middle} ${n_last} ${n_post} (*${byear})"
+ echo "$each $aname" |tr -d '\r'
+ done
+}
+
+course_mail() {
+ id="$1"
+ coursemail=""
+ sed -rn 's:'$id'\t(.+)$:\1:p' "$_DATA/mappings/attendance" |while read each; do
+ coursemail="$coursemail$(sed -rn 's:^EMAIL(;.+)*\:(.+)\r$:\2,:p' "$_DATA/vcard/$each")"
+ done
+ echo "$coursemail"
+}
+
+ics_parse() {
+ tr -d '\n' <"$1" |sed -r 's:\r ::g;s:\r:\n:g' |tr -d '\r' \
+ | sed -r 's:^([^;\:]+)(;[^"\:]+|;"[^"]+")*\:(.*)$:key="\1"\nvalue="\3"\ntag=\2:g' \
+ | while read -r line; do
+ case "$line" in
+ key=*) echo -E "$line"
+ ;;
+ value=*) echo -E "$line"
+ ;;
+ tag=*) ot=''
+ echo -E "$line" \
+ | sed -r 's:^tag=::;s:\;([A-Z+_-]+="[^"]+"|[A-Z+_-]+=[^\;]+):\n\1:g;' \
+ | sed -r 's:([A-Z+_-]+)="?(.*)"?:tag\[\1\]="\2":g' \
+ | sed -r '/^ *$/d' \
+ | sort |while read -r tag; do
+ nt="$(echo -E "$tag" |sed -r 's:^tag\[([A-Z+_-]+)\]="(.*)"$:\1:')"
+ nv="$(echo -E "$tag" |sed -r 's:^tag\[([A-Z+_-]+)\]="(.*)"$:\2:')"
+ [ "$nt" = "$ot" ] && vl="$nv,$vl" || vl="$nv"
+ echo -E "tag[$nt]=\"$vl\""
+ ot="$nt"
+ done
+ ;;
+ esac
+ done
+}
+
+view_course() { #Parameter: Calendarfile
+ id="$1"
+ calendarfile="$_DATA/ical/${id}"
+ cachefile="$_DATA/cache/${id}.cache"
+ unset key
+ if [ "$cachefile" -nt "$calendarfile" ]; then
+ cat "$cachefile"
+ else
+ declare -A tags
+ declare -A values
+ ics_parse "$calendarfile" |while read -r line; do
+ declare -A tag
+ case "$line" in
+ value*) eval "$line";;
+ tag*) eval "$line";;
+ key*)
+ if [ -z "$key" ]; then
+ eval "$line"
+ else
+ values[$key]="$value"
+ for t in ${(k)tag}; do
+ tags[${key}_$t]="$tag[$t]"
+ done
+ eval "$line"
+ if [ -n "$values[$key]" ]; then
+ n=0
+ while [ -n "$values[$key$n]" ]; do n=$(($n + 1)); done
+ key=$key$n
+ fi
+ unset value
+ unset tag
+ fi
+ ;;
+ esac
+ done
+ . ${_EXEC}/templates/view_course.sh |tee "$cachefile"
+ fi
+}
+
+edit_course() { #Parameter: Calendarfile
+ id="$1"
+ calendarfile="$_DATA/ical/$id"
+ tempfile="$_DATA/temp/$id"
+ [ -f "$tempfile" ] && calendarfile="$tempfile"
+ unset key
+
+ declare -A tags
+ declare -A values
+ ics_parse "$calendarfile" |while read -r line; do
+ declare -A tag
+ case "$line" in
+ value*) eval "$line";;
+ tag*) eval "$line";;
+ key*)
+ if [ -z "$key" ]; then
+ eval "$line"
+ else
+ [ -n "$value" ] && values[$key]="$value" || values[$key]='\r'
+ for t in ${(k)tag}; do
+ tags[${key}_$t]="$tag[$t]"
+ done
+ eval "$line"
+ if [ -n "$values[$key]" ]; then
+ n=0
+ while [ -n "$values[${key}${n}]" ]; do n=$(($n + 1)); done
+ key=$key$n
+ fi
+ unset value
+ unset tag
+ fi
+ ;;
+ esac
+ done
+ . ${_EXEC}/templates/edit_course.sh
+}
+
case "$1" in
title)
echo "Kurse"
;;
css)
+ . ${_EXEC}/templates/courses.css.sh
;;
body)
+ . ${_EXEC}/templates/text_courses.sh
+ . ${_EXEC}/templates/courses.html.sh
;;
esac