implemented course section

[confetti] / pages / courses.sh

diff --git a/pages/courses.sh b/pages/courses.sh
index 1c69c66985d8cdc6ad84e81db66b0551b3fd487b..9610ec20df0883f724e5c34196b7b597b07ae450 100755 (executable)
--- a/pages/courses.sh
+++ b/pages/courses.sh
@@ -1,12 +1,128 @@
 #!/bin/sh
 
+listcourses() {
+  case "$_GET[\"filtertype\"]" in
+    *) ls -1 ${_DATA}/ical/*ics 2>/dev/null
+      ;;
+  esac |case "$_GET[\"order\"]" in
+    *)
+      sed -r 's:^.*$:x\t&:'
+      ;;
+  esac |sort |sed -r 's:^.*\t(.*/)([^/]+)$:\2:'
+}
+
+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