test

.templates/19-json_repair.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+set -e
+# shellchek disable=SC2015
+
+JSONTOCHECK='/config/transmission/settings.json'
+JSONSOURCE='/defaults/settings.json'
+
+# If json already exists
+if [ -f "${JSONTOCHECK}" ]; then
+    # Variables
+    echo "Checking settings.json format"
+
+    # Check if json file valid or not
+    jq . -S "${JSONTOCHECK}" &> /dev/null && ERROR=false || ERROR=true
+    if [ "$ERROR" = true ]; then
+        bashio::log.fatal "Settings.json structure is abnormal, restoring options from scratch. Your old file is renamed as settings.json_old"
+        mv "${JSONSOURCE}" "${JSONSOURCE}"_old
+        cp "${JSONSOURCE}" "${JSONTOCHECK}"
+        exit 0
+    fi
+
+    # Get the default keys from the original file
+    mapfile -t arr < <(jq -r 'keys[]' "${JSONSOURCE}")
+
+    # Check if all keys are still there, or add them
+    # spellcheck disable=SC2068
+    for KEYS in "${arr[@]}"; do
+        # Check if key exists
+        KEYSTHERE=$(jq "has(\"${KEYS}\")" "${JSONTOCHECK}")
+        if [ "$KEYSTHERE" != "true" ]; then
+            #Fetch initial value
+            JSONSOURCEVALUE=$(jq -r ".\"$KEYS\"" "${JSONSOURCE}")
+            #Add key
+            sed -i "3 i\"${KEYS}\": \"${JSONSOURCEVALUE}\"," "${JSONTOCHECK}"
+            # Message
+            bashio::log.warning "${KEYS} was missing from your settings.json, it was added with the default value ${JSONSOURCEVALUE}"
+        fi
+    done
+
+    # Show structure in a nice way
+    jq . -S "${JSONTOCHECK}" | cat > temp.json && mv temp.json "${JSONTOCHECK}"
+
+    # Message
+    bashio::log.info "Your settings.json was checked and seems perfectly normal!"
+fi