Added OSCI scraper

lib/ingestors/ingestor_factory.rb

@@ -27,6 +27,7 @@ def self.ingestors
         Ingestors::UhasseltIngestor,
         Ingestors::OdisseiIngestor,
         Ingestors::RstIngestor,
+        Ingestors::OsciIngestor,
       ]
     end
 

lib/ingestors/osci_ingestor.rb

@@ -0,0 +1,79 @@
+require 'open-uri'
+require 'csv'
+require 'nokogiri'
+
+module Ingestors
+  class OsciIngestor < Ingestor
+    def self.config
+      {
+        key: 'osci',
+        title: 'OSCI Events API',
+        category: :events
+      }
+    end
+
+    def read(url)
+      begin
+        process_osci(url)
+      rescue Exception => e
+        @messages << "#{self.class.name} failed with: #{e.message}"
+      end
+
+      # finished
+      nil
+    end
+
+    private
+
+    def process_osci(url)
+      month = Time.zone.now.month
+      year = Time.zone.now.year
+      (1..12).each do |i|
+        unless Rails.env.test? and File.exist?('test/vcr_cassettes/ingestors/osci.yml')
+          sleep(1)
+        end
+        scrape_url = "https://osc-international.com/my-calendar/?format=calendar&month=#{i}&yr=#{i >= month ? year : year + 1}"
+        event_page = Nokogiri::HTML5.parse(open_url(scrape_url.to_s, raise: true)).css("div[id='my-calendar']")[0].css("tbody")[0].css("td")
+        event_page.each do |event_data|
+          next if event_data.get_attribute('class').include?('no-events')
+
+          beep = event_data.css("div[id*=calendar-my-calendar]")
+          beep.each do |boop|
+            event = OpenStruct.new
+            el = boop.css("h3[class='event-title summary']")[0]
+            url_str = el.css("a")[0].get_attribute('href')
+            event.url = scrape_url + url_str
+
+            el2 = boop.css("div[id='#{url_str.gsub('#', '')}']")[0]
+            event.title = el2.css("h4[class='mc-title']")[0].text.strip
+            event.venue = el2.css("div[class='mc-location']")[0].css("strong[class='location-link']")[0].text.strip
+
+            if el2.css("div[class='time-block']")[0].css("span[class='event-time dtstart']").count.positive?
+              event.start = Time.zone.parse(el2.css("div[class='time-block']")[0].css("span[class='event-time dtstart']")[0].css("time")[0].get_attribute('datetime'))
+              event.end = Time.zone.parse(el2.css("div[class='time-block']")[0].css("span[class='end-time dtend']")[0].css("time")[0].get_attribute('datetime'))
+            else
+              event.start = Time.zone.parse(el2.css("div[class='time-block']")[0].css("span[class='mc-start-date dtstart']")[0].get_attribute('content'))
+              if el2.css("div[class='time-block']")[0].css("span[class='event-time dtend']").count.positive?
+                event.end = Time.zone.parse(el2.css("div[class='time-block']")[0].css("span[class='event-time dtend']")[0].text.strip)
+              else
+                event.end = event.start
+              end
+            end
+
+            # parsed datetimes are always 2 hours off
+            event.start += 2.hours
+            event.end += 2.hours
+
+            event.source = 'OSCI'
+            event.timezone = 'Amsterdam'
+            event.set_default_times
+
+            add_event(event)
+          end
+        rescue Exception => e
+          @messages << "Extract event fields failed with: #{e.message}"
+        end
+      end
+    end
+  end
+end

test/unit/ingestors/osci_ingestor_test.rb

@@ -0,0 +1,59 @@
+require 'test_helper'
+
+class OsciIngestorTest < ActiveSupport::TestCase
+  setup do
+    @user = users(:regular_user)
+    @content_provider = content_providers(:another_portal_provider)
+    mock_ingestions
+    mock_timezone # System time zone should not affect test result
+  end
+
+  teardown do
+    reset_timezone
+  end
+
+  test 'can ingest events from osci' do
+    source = @content_provider.sources.build(
+      url: 'https://osc-international.com/my-calendar/',
+      method: 'osci',
+      enabled: true
+    )
+
+    ingestor = Ingestors::OsciIngestor.new
+
+    # check event doesn't
+    new_title = "14:00: Open Science Coffee: Assessing robustness through multiverse analysis – Applications in research and education"
+    new_url = 'https://osc-international.com/my-calendar/?format=calendar&month=9&yr=2023#mc_calendar_03_2-calendar-details-my-calendar'
+
+    refute Event.where(title: new_title, url: new_url).any?
+
+    # run task
+    assert_difference 'Event.count', 12 do
+      freeze_time(2023) do
+        VCR.use_cassette("ingestors/osci") do
+          ingestor.read(source.url)
+          ingestor.write(@user, @content_provider)
+        end
+      end
+    end
+
+    assert_equal 18, ingestor.events.count
+    assert ingestor.materials.empty?
+    assert_equal 12, ingestor.stats[:events][:added]
+    assert_equal 6, ingestor.stats[:events][:updated]
+    assert_equal 0, ingestor.stats[:events][:rejected]
+
+    # check event does exist
+    event = Event.where(title: new_title, url: new_url).first
+    assert event
+    assert_equal new_title, event.title
+    assert_equal new_url, event.url
+
+    # check other fields
+    assert_equal 'OSCI', event.source
+    assert_equal 'Amsterdam', event.timezone
+    assert_equal Time.zone.parse('Sun, 03 Sep 2023 14:00:00.000000000 UTC +00:00'), event.start
+    assert_equal Time.zone.parse('Sun, 03 Sep 2023 15:00:00.000000000 UTC +00:00'), event.end
+    assert_equal 'OSC Leiden', event.venue
+  end
+end