JQ Replace with Script

jq_replace_key_value_in_input_files.sh

#!/usr/bin/env bash

if [[ ${#1} = 0 ]]; then
  echo "Note: First edit the script to update the JSON key and value to change."
  echo "Usage: ./jq_replace_key_value_in_input_files.sh <file_glob_pattern>"
  exit 0;
fi


key="og_image_url"
new_value="https://blah.domain.com/img/new_og_image.png"

# Below the key is "og_image_url"

for i in "$@"; do

echo -e "Looking : in $i for \"${key}\" to change to \"$new_value\""
jq -e .$key $i

  if [[ $? != 0 ]]; then
    echo -e "Cannot find : key in $i"
    continue
  fi

  cp $i $i.bak
  echo -e "Replacing : Key \"$key\" in \"$i\""
  echo -e "Note : Old value of \"$key\" in \"$i\" was $(jq -e .$key $i)"
  jq -r --arg KEY "$key" --arg NEW_VALUE "$new_value"  '.[$KEY] = $NEW_VALUE' $i > $i.tmp && cp $i.tmp $i && rm $i.tmp

done