Fix #674, fix #480 - Refactor schedule/session YAML process.

For >=2020 websites, the schedule YAML is greatly simplified
and linked to the session (formerly speaker) YAML.
In addition, this commit introduces caching for conference context data.

docs/_data/portland-2020-config.yaml

@@ -96,6 +96,7 @@ date: # how do we handle these? human readable would be nice.
     summary: The main days of the conference. We will be running our main track in the ballroom, and the <a href="/conf/portland/2020/unconference/">Unconference</a> in Lola's Room.
     icon: conference
     dotw: Monday/Tuesday
+  total_talk_days: 2
 
 about:
   attendees: 500
@@ -190,3 +191,4 @@ flagpostconf: False
 # Truthy things that don't change
 flaghashike: True
 flaghasboat: False
+flaghaswritingday: True

docs/_data/portland-2020-schedule.yaml

@@ -0,0 +1,113 @@
+writing_day:
+  - time: '8:00'
+    title: Doors Open, Breakfast Served
+  - time: '9:30'
+    title: Morning introduction - Introduction to Sprints & Project Introductions
+  - time: '9:45'
+    title: Team up and start working
+  - time: '12:30'
+    title: Lunch Break
+  - time: '5:00'
+    title: End of Writing Day, Beginning of Reception
+  - time: '8:00'
+    title: End of Reception
+
+day1:
+  - time: '8:00'
+    title: Doors Open, Breakfast Served
+  - time: '9:00'
+    title: Write the Docs Team - Introduction to Write the Docs
+  - time: '9:30'
+    title: Switch Speakers
+  - time: '9:40'
+    title: "<b>Unconference Starts (Lola's Room)</b>"
+  - time: '9:40'
+    slug: any-friend-of-the-docs-is-a-friend-of-mine-cultivating-a-community-of-documentation-advocates-heather-stenson
+  - time: '10:10'
+    title: Switch Speakers
+  - time: '10:20'
+    slug: how-to-edit-other-peoples-content-without-pissing-them-off-ingrid-towey
+  - time: '10:50'
+    title: Snack break
+  - time: '11:10'
+    slug: writer-editor-teacher-kathleen-juell
+  - time: '11:40'
+    title: Switch Speakers
+  - time: '11:50'
+    slug: documenting-for-open-source-shannon-crabill
+  - time: '12:20'
+    title: Lunch (60 mins)
+  - time: '1:20'
+    title: Lightning Talks
+  - time: '1:50'
+    title: Switch Speakers
+  - time: '2:00'
+    slug: harvest-past-experience-to-be-a-great-tech-writer-mark-f-iverson
+  - time: '2:30'
+    title: Switch Speakers
+  - time: '2:40'
+    slug: how-i-learned-to-stop-worrying-and-love-the-command-line-mike-jang
+  - time: '3:10'
+    title: Snack break
+  - time: '3:30'
+    slug: localize-the-docs-paul-wallace
+  - time: '4:00'
+    title: Switch Speakers
+  - time: '4:10'
+    slug: tutorials-tooltips-and-popupsoh-my-how-to-ease-yourself-and-your-users-into-in-app-messaging-meghan-mahar
+  - time: '4:40'
+    title: '<b>Group Photo</b>'
+  - time: '5:00'
+    title: Day 1 wraps up
+  - time: '7:00'
+    title: '<b>Social Event</b>'
+  - time: '10:00'
+    title: '<b>Social Event Ends</b>'
+
+day2:
+  - time: '8:00'
+    title: Doors Open, Breakfast Served
+  - time: '9:00'
+    slug: draw-the-docs-alicja-raszkowska
+  - time: '9:30'
+    title: Switch Speakers
+  - time: '9:40'
+    title: "<b>Job Fair Starts (Lola's Room)</b>"
+  - time: '9:40'
+    slug: just-add-data-make-it-easier-to-prioritize-your-documentation-sarah-moir
+  - time: '10:10'
+    title: Switch Speakers
+  - time: '10:20'
+    slug: show-me-the-money-how-to-get-your-docs-the-love-and-support-they-deserve-matt-reiner
+  - time: '10:50'
+    title: Snack break
+  - time: '11:10'
+    slug: sdk-reference-manuals-a-flow-based-approach-chris-bush
+  - time: '11:40'
+    title: Switch Speakers
+  - time: '11:50'
+    slug: documentation-for-good-riona-macnamara
+  - time: '12:05'
+    title: Lunch (60 mins)
+  - time: '1:05'
+    title: "Behind the Scenes with Aaron and Vanessa"
+  - time: '1:20'
+    title: Lightning Talks (30 mins)
+  - time: '1:20'
+    title: "<b>Unconference Starts (Lola's Room)</b>"
+  - time: '1:50'
+    title: Switch Speakers
+  - time: '2:00'
+    slug: product-documentation-strategy-what-is-it-and-why-do-we-need-it-kay-miles
+  - time: '2:30'
+    title: Switch Speakers
+  - time: '2:40'
+    slug: lessons-learned-in-a-year-of-docs-driven-development-jessica-parsons
+  - time: '3:10'
+    title: Switch Speakers
+  - time: '3:20'
+    slug: defying-the-status-quo-how-a-grassroots-effort-can-transform-an-organization-jodie-putrino
+  - time: '3:50'
+    title: Closing address
+  - time: '4:00'
+    title: "<b>Conference Ends</b> :("

docs/_data/portland-2020-speakers.yaml → docs/_data/portland-2020-sessions.yaml

@@ -178,6 +178,8 @@
     slug: meghan-mahar
     twitter: ravenwritingllc
     website: http://www.ravenwriting.net
+  - name: TEST SPEAKER 2a
+    slug: test-speaker-2a
   title: Tutorials, Tooltips, and Popups…oh MY!  How to ease yourself and your users
     into in-app messaging.
 - abstract: '<p>SDK docs written by developers tend to be implementer oriented, not
@@ -327,6 +329,10 @@
     slug: shannon-crabill
     twitter: shannon_crabill
     website: http://shannoncrabill.com
+  - name: TEST SPEAKER 1a
+    slug: test-speaker-1a
+  - name: TEST SPEAKER 1b
+    slug: test-speaker-1b
   title: Documenting for Open Source
 - abstract: '<p>The command line evokes fear from many. But the command line can be
     your friend. Command line mastery can create a sense of authority with software