Generating ICS files from schedule data

Author: escowles

_data/schedule.yml

@@ -7,69 +7,84 @@
   title: Registration
   day2: true
   time: 08:30-09:00
+  livestream: false
 - timeImg: 8.30.png
   title: Registration
   day3: true
   time: 08:30-09:00
+  livestream: false
 
 # announcements
 - timeImg: 9.30.png
   title: Announcements
   time: 09:30-09:45
   day1: true
+  livestream: true
 - timeImg: 1.00.png
   title: Announcements
   time: 13:00-13:15
   day1: true
+  livestream: true
 - timeImg: 5.00.png
   title: Announcements
   time: 17:00-17:15
   day1: true
+  livestream: true
 - timeImg: 9.00.png
   title: Announcements
   time: 09:00-09:15
   day2: true
   day3: true
+  livestream: true
 - timeImg: 1.15.png
   title: Announcements
   time: 13:15-13:30
   day2: true
+  livestream: true
 - timeImg: 5.20.png
   title: Announcements
   time: 17:20-17:35
   day2: true
+  livestream: true
 - timeImg: 12.35.png
   title: Announcements
   time: 12:35-12:45
   day3: true
+  livestream: true
 
 # breaks
 - timeImg: 10.30.png
   title: Break
   time: 10:30-10:45
   day1: true
+  livestream: false
 - timeImg: 2.45.png
   title: Break
   time: 14:45-15:00
   day1: true
+  livestream: false
 - timeImg: 10.50.png
   title: Break
   time: 10:50-11:10
   day2: true
+  livestream: false
 - timeImg: 3.45.png
   title: Break
   time: 15:45-16:00
   day2: true
+  livestream: false
 - timeImg: 10.45.png
   title: Break
   time: 10:45-11:05
   day3: true
+  livestream: false
 
 # breakout sessions
 - timeImg: 2.30.png
   title: Breakouts
   time: 14:30-15:45
   day2: true
+  livestream: false
   sessions:
   - title: ArchivesSpace with Devs (Ballroom A1)
   - title: Local & Open Source Discovery Systems (Ballroom A2)
@@ -81,6 +96,7 @@
   title: Breakouts
   time: 11:05-11:50
   day3: true
+  livestream: false
   sessions:
     - title: ArcLight Interest Breakout (Ballroom A1)
     - title: Alma Admin & Users (Ballroom A2)
@@ -93,6 +109,7 @@
   title: Lightning Talks 1
   time: 15:00-16:00
   day1: true
+  livestream: true
   sessions:
   - presenter: Steve Meyer
     title: Does anyone want to get together and talk about vectors and matrices?
@@ -114,11 +131,11 @@
     title: Measuring the Cost of Computation
   - presenter: Ed Summers
     title: Tracking & Evaluating Institutional Research
-
 - timeImg: 11.10.png
   title: Lightning Talks 2
   time: 11:10-12:00
   day2: true
+  livestream: true
   sessions:
   - presenter: Christy Bailey-Tomecek
     title: Return of the Jank
@@ -138,11 +155,11 @@
     title: Wait?! We're Out of ORCiD API Keys?
   - presenter: Cary Gordon
     title: The Joy of Code4Lib Video
-
 - timeImg: 10.00.png
   title: Lightning Talks 3
   time: 10:00-10:45
   day3: true
+  livestream: true
   sessions:
   - presenter: Corey Halpin
     title: A Story About Keyboards
@@ -170,6 +187,7 @@
   title: Poster Session
   time: 16:00-16:30
   day2: true
+  livestream: false
 
 # Lunches
 - timeImg: 12.00.png
@@ -178,58 +196,92 @@
   time: 12:00-13:00
   menu: day1-menus
   submenu: Lunch
+  livestream: false
 - timeImg: 12.00.png
   title: Lunch
   day2: true
   time: 12:00-13:15
   menu: day2-menus
   submenu: Lunch
+  livestream: false
 
 # keynotes
 - timeImg: 9.45.png
   title: Opening Keynote
   day1: true
   groupId: key-open
   time: 09:45-10:30
+  livestream: true
 - timeImg: 9.15.png
   title: Closing Keynote
   day3: true
   groupId: key-close
   time: 09:15-10:00
+  livestream: true
 
 # groups of talks
 - timeImg: 10.45.png
   time: 10:45-12:00
   title: Group 1 Talks
   groupId: 1
   day1: true
+  livestream: true
 - timeImg: 1.15.png
   time: 13:15-14:45
   title: Group 2 Talks
   groupId: 2
   day1: true
+  livestream: true
 - timeImg: 4.00.png
   time: 16:00-17:00
   title: Group 3 Talks
   groupId: 3
   day1: true
+  livestream: true
 - timeImg: 9.15.png
   time: 09:15-10:50
   title: Group 4 Talks
   groupId: 4
   day2: true
+  livestream: true
 - timeImg: 1.30.png
   time: 13:30-14:30
   title: Group 5 Talks
   groupId: 5
   day2: true
+  livestream: true
 - timeImg: 4.30.png
   time: 16:30-17:20
   title: Group 6 Talks
   groupId: 6
   day2: true
+  livestream: true
 - timeImg: 11.50.png
   time: 11:50-12:35
   title: Group 7 Talks
   groupId: 7
   day3: true
+  livestream: true
+
+# social events
+- timeImg: 6.00.png
+  time: 18:00-20:00
+  title: Newcomer Dinner
+  day1: true
+  livestream: false
+  link: https://docs.google.com/document/d/11Ay8FLbKXEbYNiiu64t3IUgIlAMbPbWwe_5TV1XegL4/edit
+  button_label: Sign Up
+- timeImg: 6.00.png
+  time: 18:00-20:00
+  title: Reception at Buffalo Billiards
+  day2: true
+  livestream: false
+  link: https://2026.code4lib.org/general-info/venues/#reception
+  button_label: View reception details
+- timeImg: 7.00.png
+  time: 19:00-22:00
+  title: Game Night
+  day2: true
+  livestream: false
+  link: https://docs.google.com/spreadsheets/d/1nS7WWFRbjGrdfga3MRCr_Dy8xW6AyW0dyAsK5egHuPM/edit?gid=0#gid=0
+  button_label: Sign Up

_includes/calendar-day.ics

@@ -0,0 +1,26 @@
+{% for event in include.events %}
+BEGIN:VEVENT
+SUMMARY:{{ event.title }}
+{% if event.groupId %}
+{% assign talks = site.posts | where: "group", event.groupId | sort: "spot" %}
+{%- capture desc -%}
+  {% unless event.groupId == 'key-open' or event.groupId == 'key-close' %}
+    {{ event.title }} ({{talks | size}} talks):
+  {% endunless %}
+{%- endcapture -%}
+DESCRIPTION: {{ desc | strip }}\n\n
+  {% for talk in talks %}
+ {{ talk.speaker-text }}\n
+ {{ talk.title }} ({{ talk.length }} minutes)\n
+ {{ talk.url | absolute_url }}\n\n
+  {% endfor %}
+{% endif %}
+{% if event.link %}
+DESCRIPTION: {{event.button_label}}\n {{event.link}}
+{% endif %}
+{% assign times = event.time | remove: ":" | split: "-" %}
+DTSTART;TZID=America/New_York:{{include.date}}T{{times[0]}}00
+DTEND;TZID=America/New_York:{{include.date}}T{{times[1]}}00
+{% comment %}LOCATION:http://example.org/TODO{% endcomment %}
+END:VEVENT
+{% endfor %}

_includes/calendar.ics

@@ -0,0 +1,16 @@
+BEGIN:VCALENDAR
+CALSCALE:GREGORIAN
+VERSION:2.0
+X-WR-CALNAME:code4lib {{ site.data.year }}
+{% assign day1_date = site.data.conf.days[1].date-data | date: "%Y%m%d" %}
+{% assign day1_events = site.data.schedule | where: "day1", true | where: "livestream", include.livestream %}
+{% include calendar-day.ics date=day1_date events=day1_events %}
+
+{% assign day2_date = site.data.conf.days[2].date-data | date: "%Y%m%d" %}
+{% assign day2_events = site.data.schedule | where: "day2", true | where: "livestream", include.livestream %}
+{% include calendar-day.ics date=day2_date events=day2_events %}
+
+{% assign day3_date = site.data.conf.days[3].date-data | date: "%Y%m%d" %}
+{% assign day3_events = site.data.schedule | where: "day3", true | where: "livestream", include.livestream %}
+{% include calendar-day.ics date=day3_date events=day3_events %}
+END:VCALENDAR

ics/in-person.ics

@@ -0,0 +1,3 @@
+---
+---
+{% include calendar.ics livestream=false %}

ics/livestream.ics

@@ -0,0 +1,3 @@
+---
+---
+{% include calendar.ics livestream=true %}