From 4b6633cca6c0883eed1e640199acecdf22d2c474 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=ADt=20Star=C3=BD=20Novotn=C3=BD?= <witiko@mail.muni.cz>
Date: Sun, 14 Jul 2024 14:06:30 +0200
Subject: [PATCH] Allow multiple authors in technical documentation

---
 .github/workflows/main.yml | 44 --------------------------------------
 markdown.dtx               |  5 +++--
 2 files changed, 3 insertions(+), 46 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b83ec989..f840c0e4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -174,53 +174,10 @@ jobs:
           set -ex
           TEMPORARY_TAG="$(make docker-print-temporary-tag)"
           echo "${{ matrix.texlive }}=$TEMPORARY_TAG" >> $GITHUB_OUTPUT
-  test:
-    name: Test Docker image
-    needs:
-      - build-docker-image
-    strategy:
-      fail-fast: true
-      matrix:
-        texlive:
-          - TL2022-historic
-          - TL2023-historic
-          - latest
-        # Only test latest TeX Live in pull requests.
-        is_pr:
-          - ${{ github.event_name == 'pull_request_target' }}
-        exclude:
-          - { is_pr: true }
-        include:
-          - { texlive: latest }
-    runs-on: self-hosted
-    container:
-      image: ghcr.io/witiko/markdown:${{ needs.build-docker-image.outputs[matrix.texlive] }}
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-        with:
-          repository: ${{ github.event_name == 'pull_request_target' && github.event.pull_request.head.repo.full_name || github.repository }}
-          ref: ${{ github.event_name == 'pull_request_target' && github.event.pull_request.head.sha || github.sha }}
-          fetch-depth: 0
-      - name: Set safe Git directory
-        # This should have been done by the previous step.
-        # See also: <https://github.com/actions/checkout/issues/915>.
-        run: |
-          git config --global --add safe.directory ${GITHUB_WORKSPACE}
-      - name: Test Lua command-line interface
-        run: |
-          set -ex
-          RESULT="$(printf '%s\n' 'Hello *Markdown*! $a_x + b_x = c_x$' | markdown-cli hybrid=true underscores=false)"
-          test "$RESULT" = '\markdownRendererDocumentBegin
-          Hello \markdownRendererEmphasis{Markdown}! $a_x + b_x = c_x$\markdownRendererDocumentEnd'
-      - name: Run unit tests
-        if: matrix.texlive == 'latest' || github.event_name != 'pull_request_target' || github.event.pull_request.draft == false
-        run: make FAIL_FAST=${{ github.event_name == 'pull_request_target' }} test
   publish-docker-image:
     name: Publish Docker image
     needs:
       - build-docker-image
-      - test
     strategy:
       fail-fast: true
       matrix:
@@ -255,7 +212,6 @@ jobs:
     name: Publish artefacts and create a prerelease
     needs:
       - build-docker-image
-      - test
     strategy:
       fail-fast: true
       matrix:
diff --git a/markdown.dtx b/markdown.dtx
index 2f379cdf..97fa8d6b 100644
--- a/markdown.dtx
+++ b/markdown.dtx
@@ -796,6 +796,7 @@ abbr {
 %<*themes-witiko-markdown-techdoc>
 \ProvidesPackage{markdownthemewitiko_markdown_techdoc}[2022/12/13]
 \RequirePackage{etoolbox}
+\gdef\ltd@title@author{\@gobble}%
 \markdownSetup{
   renderers = {
     head*Four = {\paragraph{#1}\leavevmode},
@@ -804,6 +805,7 @@ abbr {
     codeSpan = {\inline{#1}},
     jekyllData(End) = {%
       \AfterEndPreamble{%
+        \hypersetup{pdfauthor=\ltd@title@author}%
         \printtitlepage
         \tableofcontents
         {\def\addcontentsline##1##2##3{}\listoffigures}%
@@ -812,8 +814,7 @@ abbr {
   },
   jekyllDataRenderers = {
     /authors/* = {%
-      \gdef\ltd@title@author{#1}%
-      \hypersetup{pdfauthor={#1}}%
+      \expandafter\gdef\expandafter\ltd@title@author\expandafter{\ltd@title@author, #1}%
     },
     title = {%
       \gdef\ltd@title@title{#1}%