Resolving issues link checker

.github/workflows/check_jekyll_build.yml

@@ -1,30 +1,41 @@
 #
-# GitHub Actions Workflow for pull request events against the main branch to
-# make sure Jekyll still builds. If successful, the resulting html files are
-# uploaded as artifacts to make it easier to preview the results of a PR.
+# GitHub Actions Workflow for pull request events to make sure 
+# Markdown links are not-broken and Jekyll still builds. 
+# If successful, the resulting html files are uploaded as 
+# artifacts to make it easier to preview the results of a PR.
 #
 # For more information on the actions used in this workflow, please see:
 #   https://github.com/actions/checkout
+#   https://github.com/lycheeverse/lychee-action
 #   https://github.com/marketplace/actions/build-jekyll
 #   https://github.com/actions/upload-artifact
 #
-name: Check Jekyll Build
+name: Check markdown links and Jekyll build
 on:
   pull_request:
-    branches: [ main ]
+    types: [opened, synchronize, reopened, edited]
+  workflow_dispatch:
 
 jobs:
-  # Job to test that web pages build
-  jekyll_build:
-    name: Jekyll build of web pages
+  check-markdown-links-build:
     runs-on: ubuntu-latest
-
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Check markdown links
+        uses: lycheeverse/lychee-action@v1
+        with:
+          fail: true
+          format: markdown
+          jobSummary: true
+          output: ./lychee/results.md
+          args: --config .lychee.toml './**/*.md'
+        env:
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+
       - name: Build with Jekyll
-        uses: nigelbritton/jekyll-build-action@v1.1
+        uses: actions/jekyll-build-pages@v1
 
       - name: Upload CF Website artifact
         uses: actions/upload-artifact@v4

.github/workflows/check_links_cron.yml

@@ -0,0 +1,57 @@
+#
+# GitHub Actions Workflow to check links on CF website artifact, and reopen related issue
+#
+# For more information on the actions used in this workflow, please see:
+#   https://github.com/lycheeverse/lychee-action
+#   https://github.com/actions/download-artifact
+#   https://github.com/micalevisk/last-issue-action
+#   https://github.com/peter-evans/create-issue-from-file
+
+name: Check links on CF conventions web page
+on:
+  schedule:
+    - cron: '23 8 * * 1'
+  workflow_dispatch:
+
+jobs:
+  check_links:
+    name: Check links  # TODO: Check also Asciidoc (this should take place in https://github.com/cf-convention/cf-conventions)
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Download CF Website artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: CF Website
+          path: ./_site/
+
+      - name: Check markdown links
+        uses: lycheeverse/lychee-action@v1
+        with:
+          fail: true
+          format: markdown
+          jobSummary: true
+          output: ./lychee/results.md
+          args: --config lychee.toml ./_site/
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Find Link Checker Issue
+        id: link-checker-issue
+        uses: micalevisk/last-issue-action@v2
+        with:
+          state: open
+          labels: |
+            link-checker,  report, automated issue     
+
+      - name: Update Issue
+        uses: peter-evans/create-issue-from-file@v5
+        with:
+          title: "Broken links detected in CF Website artifact 🔗"
+          # Update an existing issue if one was found (issue-number),
+          # otherwise an empty value creates a new issue:
+          issue-number: "${{ steps.link-checker-issue.outputs.issue_number }}"
+          content-filepath: ./lychee/results.md
+          token: ${{ secrets.GITHUB_TOKEN }}
+          labels: |
+            link-checker,  report, automated issue     

.lychee.toml

@@ -0,0 +1,35 @@
+verbose = "info"
+no_progress = true
+exclude = [
+    "cfeditor.ceda.ac.uk",                                # standard_name_rule, vocabularies, discussion
+#    "wps-web1.ceda.ac.uk",
+#    "http://kitt.llnl.gov/trac/wiki/SatelliteData",
+#    "http://cf-trac.llnl.gov/trac/",
+    "https://mailman.cgd.ucar.edu/pipermail/cf-metadata", # discussion, governance
+    # Data/cf-standard-names/
+    "http://glossary.ametsoc.org/wiki",                   
+    "https://www.unidata.ucar.edu/software/udunits/udunits-current/doc/udunits",
+    "https://www.unidata.ucar.edu/software/udunits/udunits-2.2.28/udunits2.html", 
+    "https://www.sciencedirect.com/science/article/pii/0967063793901018",
+    "https://www.ipcc.ch/ipccreports/tar/wg1/273.htm",
+    "http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata",
+    "http://gcmd.nasa.gov/Resources/valids",
+    #
+    "http://mmisw.org/ont", # faq (TIMEOUT)
+    "https://mmisw.org/ont", # faq (TIMEOUT)
+    "http://www.cgd.ucar.edu/cms/eaton/cf-metadata/clivar_article.pdf", # Data/cf-documents/cf-governance/cf2_whitepaper_final.html
+    "http://www.cgd.ucar.edu/cms/eaton/cf-metadata/CF-current.html", # Data/cf-documents/requirements-recommendations
+    "https://www.usbr.gov/lc/socal/reports/SMappend_C.pdf", # Data/area-type-table/**/build/area-type-table.html
+    "https://cf-trac.llnl.gov/trac/",                     # 2018-Workshop, 2019-Workshop
+    "http://mailman.cgd.ucar.edu/pipermail/cf-metadata",  # 2019-Workshop
+    "https://www.wonder.me",                              # 2021-Workshop
+    "https://figshare.com/account/articles/24633939",     # 2023-Workshop
+    "https://figshare.com/account/articles/24633894",     # 2023-Workshop
+#    "https://github.com/",                               # Uncomment if you hit GitHub Rate Limit: https://docs.github.com/en/rest/using-the-rest-api/rate-limits-for-the-rest-api
+]
+exclude_path = [
+    # Jekyll post build directory (i.e. _site)
+    "_site/Data/cf-standard-names/docs/guidelines.html",
+    "_site/Data/cf-conventions/",
+    "_site/Data/Trac-tickets/",
+]

Meetings/index.md

@@ -18,15 +18,15 @@ group: "navigation"
 * [2017 Advancing netCDF-CF Workshop][2017] - 6-8 September 2017 - EarthCube - Boulder, CO (USA)
 * [2016 Advancing netCDF-CF Workshop for the Geosciences][2016] - 24-26 May 2016 - EarthCube - Boulder, CO (USA)
 
-[2024]: 2024-Workshop.html
-[2023]: 2023-Workshop.html
-[2022]: 2022-Workshop.html
-[2021]: 2021-Workshop.html
-[2020]: 2020-Workshop.html
-[2019]: 2019-Workshop.html
-[2018]: 2018-Workshop.html
-[2017]: 2017-Workshop.html
-[2016]: 2016-Workshop.html
+[2024]: 2024-Workshop.md
+[2023]: 2023-Workshop.md
+[2022]: 2022-Workshop.md
+[2021]: 2021-Workshop.md
+[2020]: 2020-Workshop.md
+[2019]: 2019-Workshop.md
+[2018]: 2018-Workshop.md
+[2017]: 2017-Workshop.md
+[2016]: 2016-Workshop.md
 
 ## Other related CF meetings
 

Training/index.md

@@ -15,5 +15,5 @@ group: "navigation"
 Videos of presentations given at the [2022 CF training workshop][2022] are available at the [CF conventions YouTube channel][YouTube]
 
 
-[2022]: 2022-Training-Workshop.html
+[2022]: 2022-Training-Workshop.md
 [YouTube]: https://www.youtube.com/channel/UCKLq7PCVonFJA0ec98SMFZA