Implement a client-side blacklist

Hostnames in the URL can be blacklisted from running Overdrive functions.

Signed-off-by: Steven Chan <steven3416@gmail.com>

diff --git a/src/od_config_template.coffee b/src/od_config_template.coffee
index 202918c..d20a256 100644 (file)
--- a/src/od_config_template.coffee
+++ b/src/od_config_template.coffee
@@ -41,4 +41,11 @@ define [
 
                # Define whether a user password is required to complete patron authentication
                password_required: 'false' # or 'true'
+
+               # Define a blacklist based on hostname component, eg, abc.domain1 or xyz.domain2
+               blacklisted: ( hn = window.location.hostname, bl = ['abc', 'xyz'] ) ->
+                       return unless hn = hn.match(/^(.+?)\./)?[1] # no proper hostname found
+                       return unless bl?.length > 0 # no blacklist or is empty
+                       return true for v in bl when v is hn # hostname is listed in blacklist
+                       return # not listed in blacklist
        }

diff --git a/src/overdrive.coffee b/src/overdrive.coffee
index c8f75b6..b351611 100644 (file)
--- a/src/overdrive.coffee
+++ b/src/overdrive.coffee
@@ -27,10 +27,11 @@ require [
        'lodash'
        'cookies'
        'od_api'
+       'od_config'
        'od_pages_opac'
        'od_pages_myopac'
        'od_action'
-], ($, _, C, od) ->
+], ($, _, C, od, config) ->
 
        # Indicate the logged in status; the value is determined within document
        # ready handler.
@@ -403,6 +404,9 @@ require [
 
                return if window.IAMXUL # Comment out to run inside XUL staff client
 
+               # Do not implement if hostname is blacklisted
+               return if config.blacklisted()
+
                # We are logged into EG if indicated by a cookie or if running
                # inside XUL staff client.
                logged_in = Boolean C('eg_loggedin') or window.IAMXUL