It is important to generate/ obtain the Google API key in google as as the extension makes use of the Google Maps and Google Distance Matrix APIs to help our plugin WooODT Extended Map Addon calculate.
What is API key ?
An application programming interface key (API key) is a code passed in by computer programs calling an application programming interface (API) to identify the calling program, its developer, or its user to the Web site.
The API key often acts as both a unique identifier and a secret token for authentication, and will generally have a set of access rights on the API associated with it.
API keys can be based on the universally unique identifier (UUID) system to ensure they will be unique to each, for more- user.https://en.wikipedia.org/wiki/Application_programming_interface_key
How to go about it ?
step 1 – go to https://console.developers.google.com/apis/library and sign in your google account as shown below-
step 2 – Select a project , for example we want to select google map android API then and then create project is clicked on
step 3 – then click on enable API
step 4 – click google maps distance matrix API
step 5 – click enable button / in case disable is the only option there that means it is already enabled and go to create credentials
step 6 – Click what credentials do i need?
and as a result API key is created like so –
The creation of API key helps in setting dynamic shipping charge by distance, and the features in our plugin WooODTExtended Map Addon.
To read more on how to add shipping charge by distance via help of API go to http://www.blog.byconsole.com/shipping-charge-distance/