Use chained scrape parameters

Gemfile

@@ -6,5 +6,5 @@ source "https://rubygems.org"
 
 ruby "2.3.1"
 
-gem "uk_planning_scraper", git: "https://github.com/adrianshort/uk_planning_scraper.git", ref: "8a070e1"
+gem "uk_planning_scraper", git: "https://github.com/adrianshort/uk_planning_scraper.git", ref: "cad5fcd"
 gem "scraperwiki", git: "https://github.com/openaustralia/scraperwiki-ruby.git", branch: "morph_defaults"

Gemfile.lock

@@ -1,9 +1,9 @@
 GIT
   remote: https://github.com/adrianshort/uk_planning_scraper.git
-  revision: 8a070e17732b3304e7e73a81cb7538795fe604c0
-  ref: 8a070e1
+  revision: cad5fcd2b98260572dccf0a4cf1ddfeabc469a43
+  ref: cad5fcd
   specs:
-    uk_planning_scraper (0.2.0)
+    uk_planning_scraper (0.4.0)
       http
       mechanize (~> 2.7)
 
@@ -24,7 +24,7 @@ GEM
     connection_pool (2.2.2)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
-    http (3.3.0)
+    http (4.0.0)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 2.0)

scraper.rb

@@ -3,16 +3,13 @@ require 'scraperwiki'
 
 auths = UKPlanningScraper::Authority.tagged('london')
 
-scrapes = [
-  { validated_days: ENV['MORPH_DAYS'].to_i },
-  { decided_days: ENV['MORPH_DAYS'].to_i }
-]
+params = %w(validated_days decided_days)
 
 auths.each_with_index do |auth, i|
-  scrapes.each_with_index do |scrape, j|
-    puts "Authority #{i + 1} of #{auths.size}: Scrape #{j + 1} of #{scrapes.size} for #{auth.name}."
+  params.each_with_index do |param, j|
+    puts "Authority #{i + 1} of #{auths.size}: Scrape #{j + 1} of #{params.size} for #{auth.name}."
     begin
-      apps = auth.scrape(scrape)
+      apps = auth.send(param, ENV['MORPH_DAYS'].to_i).scrape
       ScraperWiki.save_sqlite([:authority_name, :council_reference], apps)
       puts "#{auth.name}: #{apps.size} application(s) saved."
     rescue StandardError => e