1 files changed, 57 insertions, 0 deletions
diff --git a/recipes-core/lighttpd/files/lighttpd_custom_images_setup b/recipes-core/lighttpd/files/lighttpd_custom_images_setup
new file mode 100644
index 0000000..ecd5f46
--- /dev/null
+++ b/recipes-core/lighttpd/files/lighttpd_custom_images_setup
@@ -0,0 +1,57 @@
+#!/bin/bash
+# Detects mime types for UI Customization images and generates according Lighttpd config fragment
+
+CONFIG_PATH="/var/run/config/lighttpd_custom_images.conf"
+IMAGE_PATH="/var/www/static/images/"
+MAGIC_DB_PATH="/usr/share/misc/magic-images.mgc"
+shopt -s nullglob
+
+echoerr() {
+  echo "$@" 1>&2
+}
+
+generate_mime_assign() {
+  local IMAGE="$1"
+  local OUTPUT=$(file -ib "$IMAGE" --magic-file "$MAGIC_DB_PATH")
+  local CONTENT_TYPE
+
+  if [ "$?" -ne "0" ] || [[ "$OUTPUT" == "" ]] || [[ "$OUTPUT" == *"cannot open"* ]]; then
+    echoerr "Failed to run file(1): ${?}; ${OUTPUT}"
+    return 1
+  fi
+
+  CONTENT_TYPE="$OUTPUT"
+  cat <<END
+\$HTTP["url"] =~ "/static/images/$IMAGE" {
+    mimetype.assign = ("" => "$CONTENT_TYPE")
+  }
+END
+}
+
+process_files() {
+  local INDENT="  "
+  local ELSE_STRING=""
+  local FRAGMENT
+
+  for IMAGE in custom_*; do
+    INDENT="  "
+
+    FRAGMENT=$(generate_mime_assign $IMAGE)
+    if [ "$?" -eq "0" ]; then
+      echo "${INDENT}${ELSE_STRING}${FRAGMENT}" >> "$CONFIG_PATH"
+      ELSE_STRING="else "
+    fi
+  done
+}
+
+echo "Generating $CONFIG_PATH"
+
+# truncate and write head
+cat > "$CONFIG_PATH" <<END
+\$HTTP["url"] =~ "/static/images/custom_" {
+END
+
+cd "$IMAGE_PATH" && process_files
+
+# write tail (closing brace)
+echo "}" >> "$CONFIG_PATH"