Add search capability

.github/actions/setup-hugo/action.yaml

@@ -4,20 +4,16 @@ inputs:
   hugo_version:
     description: 'Version of Hugo to download'
     required: false
-    default: '0.123.4'
+    default: '0.135.0'
 runs:
   using: 'composite'
   steps:
     - name: Cache Hugo
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
-        path: ~/hugo
+        path: ./hugo-bin
         key: ${{ runner.os }}-hugo-${{ inputs.hugo_version }}
     - name: Download and extract Hugo
       run: |
-        if [ ! -f ~/hugo ]; then
-          wget https://github.com/gohugoio/hugo/releases/download/v${{ inputs.hugo_version }}/hugo_${{ inputs.hugo_version }}_Linux-64bit.tar.gz
-          tar -zxvf hugo_${{ inputs.hugo_version }}_Linux-64bit.tar.gz
-          mv hugo ~/hugo
-        fi
+        make ./hugo-bin/.v${{ inputs.hugo_version }}
       shell: bash

.github/actions/setup-pagefind/action.yaml

@@ -0,0 +1,19 @@
+name: 'Download and extract PageFind'
+description: 'Downloads and extracts a specified version of PageFind'
+inputs:
+  pagefind_version:
+    description: 'Version of PageFind to download'
+    required: false
+    default: '1.1.1'
+runs:
+  using: 'composite'
+  steps:
+    - name: Cache PageFind
+      uses: actions/cache@v3
+      with:
+        path: ./pagefind-bin
+        key: ${{ runner.os }}-pagefind-${{ inputs.pagefind_version }}
+    - name: Download and extract PageFind
+      run: |
+        make ./pagefind-bin/.v${{ inputs.pagefind_version }}
+      shell: bash

.github/workflows/deploy_main.yaml

@@ -11,13 +11,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup Hugo
         uses: ./.github/actions/setup-hugo
 
+      - name: Setup PageFind
+        uses: ./.github/actions/setup-pagefind
+
       - name: Build the website
-        run: ~/hugo
+        run: make html
 
       - name: Deploy the website
         uses: Dylan700/sftp-upload-action@latest

.github/workflows/deploy_version.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Skip workflow for PRs from forks
         shell: bash
@@ -29,8 +29,11 @@ jobs:
       - name: Setup Hugo
         uses: ./.github/actions/setup-hugo
 
+      - name: Setup PageFind
+        uses: ./.github/actions/setup-pagefind
+
       - name: Build the website
-        run: ~/hugo -b https://webtest.ivoa.info/v/${{ env.BRANCH_NAME }}
+        run: BASEURL="https://webtest.ivoa.info/v/${{ env.BRANCH_NAME }}" make html
 
       - name: Upload the branch version of the website
         uses: Dylan700/sftp-upload-action@latest

.gitignore

@@ -1,15 +1,23 @@
-# Generated files by hugo
+# Generated files by Hugo
 /public/
 /resources/_gen/
 /assets/jsconfig.json
 hugo_stats.json
 
-# tmp hugo file
+# tmp Hugo file
 .hugo_build.lock
 /preview/
 
-# ignore hugo in case you have installed it in the project directory
+# ignore Hugo in case you have installed it in the project directory
 /hugo
 /hugo*.tar.gz
 /hugo-bin/
 /hugo-bin_old/
+
+# Generated files by PageFind
+/static/pagefind/
+
+# ignore PageFind in case you have installed it in the project directory
+/pagefind-bin/
+/pagefind-bin_old/
+/pagefind*.tar.gz

Makefile

@@ -3,31 +3,72 @@ BOLD=$(shell tput bold)
 NORMAL=$(shell tput sgr0)
 
 HUGO_URL=https://github.com/gohugoio/hugo/releases/download
-HUGO_VERSION=0.126.1
+HUGO_VERSION=0.135.0
 HUGO_ARCHIVE=hugo_extended_${HUGO_VERSION}_Linux-64bit.tar.gz
 HUGO_DIR=hugo-bin
 HUGO_DIR_OLD=hugo-bin_old
 HUGO_VERSION_FILE=${HUGO_DIR}/.v${HUGO_VERSION}
 
+PAGEFIND_URL=https://github.com/CloudCannon/pagefind/releases/download
+PAGEFIND_VERSION=1.1.1
+PAGEFIND_ARCHIVE=pagefind-v${PAGEFIND_VERSION}-x86_64-unknown-linux-musl.tar.gz
+PAGEFIND_DIR=pagefind-bin
+PAGEFIND_DIR_OLD=pagefind-bin_old
+PAGEFIND_VERSION_FILE=${PAGEFIND_DIR}/.v${PAGEFIND_VERSION}
+PAGEFIND_INDEX_DIR=static/pagefind
+PAGEFIND_CMD=${PAGEFIND_DIR}/pagefind
+
+DIR_PUBLIC=public
+DIR_PUBLIC_TMP=.public_tmp
+
 HUGO_CMD=${HUGO_DIR}/hugo
 
-.PHONY: help install list-draft uninstall uninstall-hugo preview
+.PHONY: help preview update-search-index clear-search-index list-draft html generate-public-pages clear-generated-public-pages index-public-pages clear-public-pages-index clear install uninstall uninstall-hugo uninstall-pagefind
 
 #: Display this help (i.e. list all available targets). (DEFAULT TARGET)
 help:
-	@echo "Make targets for ivoa-web"
-	@echo "make help - Display help (default target)."
-	@echo "make preview - Start the preview service (on port 1313). All required tools are installed/upgraded automatically, when needed."
-	@echo "make list-draft - List all draft pages (i.e. all pages only visible in preview mode)."
-	@echo "make install - Install Hugo (or upgrade it if a different version is set in Makefile)."
-	@echo "make uninstall - Uninstall Hugo."
+	@echo "\nMake targets for ivoa-web:\n"
+	@echo "* help        Display help (default target).\n"
+	@echo "* preview     Start the preview service (on port 1313). All required tools\n              are installed/upgraded automatically, when needed.\n"
+	@echo "* html        Generate the HTML version of the IVOA Website (with search\n              index).\n"
+	@echo "* list-draft  List all draft pages (i.e. all pages only visible in preview\n              mode).\n"
+	@echo "* clear       Delete local search index and generated public pages.\n"
+	@echo "* install     Install Hugo and PageFind (or upgrade them if a different\n              version is set in Makefile).\n"
+	@echo "* uninstall   Uninstall Hugo and PageFind.\n"
 
 
 #: Start the preview service (on port 1313). All required tools are installed/upgraded automatically, when needed.
-preview: install list-draft
-	./local_preview.bash "${HUGO_DIR}"
+preview: install update-search-index list-draft
+	./local_preview.bash "${HUGO_DIR}" "${PAGEFIND_INDEX_DIR}"
+
+#: Update local search index (only for preview purpose). All pages (event draft) are generated with Hugo and then indexed by PageFind. The generated index is stored in the 'static/' directory in order to be available in preview mode.
+update-search-index: clear-search-index ${PAGEFIND_INDEX_DIR}
 
 
+${PAGEFIND_INDEX_DIR}:
+	@echo "- Generating search index..."
+
+	@if [ -d "${DIR_PUBLIC_TMP}" ]; then \
+		rm -rf "${DIR_PUBLIC_TMP}"; \
+	fi
+
+	@if [ -d "${PAGEFIND_INDEX_DIR}" ]; then \
+		rm -rf "${PAGEFIND_INDEX_DIR}"; \
+	fi
+
+	@mkdir "${DIR_PUBLIC_TMP}" \
+	&& ${HUGO_CMD} -d "${DIR_PUBLIC_TMP}" -DEF \
+	&& ${PAGEFIND_CMD} --site "${DIR_PUBLIC_TMP}" \
+	&& cp -r "${DIR_PUBLIC_TMP}/pagefind" "${PAGEFIND_INDEX_DIR}" \
+	&& rm -rf "${DIR_PUBLIC_TMP}"
+
+#: Delete the local search index.
+clear-search-index:
+	@if [ -d "${PAGEFIND_INDEX_DIR}" ]; then \
+		echo "- Clearing search index (${PAGEFIND_INDEX_DIR})..."; \
+		rm -rf "${PAGEFIND_INDEX_DIR}"; \
+	fi
+
 #: List all draft pages (i.e. all pages only visible in preview mode).
 list-draft: install
 	@echo
@@ -39,9 +80,41 @@ list-draft: install
 	@echo "################################################################################"
 	@echo
 
+#: Generate the HTML version of the IVOA Website (with search index).
+html: install generate-public-pages index-public-pages
+
+generate-public-pages: clear-generated-public-pages
+	@echo "- Generating the HTML pages..."
+	@echo "######################################################################"
+	@if [ -z "${BASEURL}" ]; then \
+		${HUGO_CMD} -d "${DIR_PUBLIC}" --ignoreCache; \
+	else \
+		echo "(with base URL: ${BASEURL})"; \
+		${HUGO_CMD} -b "${BASEURL}" -d "${DIR_PUBLIC}" --ignoreCache; \
+	fi
+	@echo "######################################################################\n"
+
+clear-generated-public-pages:
+	@echo "- Deleting all generated public pages..."
+	@rm -rf "${DIR_PUBLIC}"
+
+
+index-public-pages: clear-public-pages-index
+	@echo "- Indexing the generated public pages..."
+	@echo "######################################################################"
+	@${PAGEFIND_CMD} --site "${DIR_PUBLIC}"
+	@echo "######################################################################\n"
+
 
-#: Install Hugo (or upgrade it if a different version is set in Makefile).
-install: ${HUGO_VERSION_FILE}
+clear-public-pages-index:
+	@rm -rf "${DIR_PUBLIC}/pagefind"
+
+
+#: Delete local search index and generated public pages.
+clear: clear-search-index clear-generated-public-pages
+
+#: Install Hugo and PageFind (or upgrade them if a different version is set in Makefile).
+install: ${HUGO_VERSION_FILE} ${PAGEFIND_VERSION_FILE}
 
 
 ${HUGO_VERSION_FILE}:
@@ -77,8 +150,44 @@ ${HUGO_VERSION_FILE}:
 	@touch ${HUGO_VERSION_FILE}
 
 
+${PAGEFIND_VERSION_FILE}:
+	@if [ -d "${PAGEFIND_DIR}" ]; then \
+		echo "- Upgrading PageFind to v${PAGEFIND_VERSION}..."; \
+	else \
+		echo "- Installing PageFind..."; \
+	fi
+
+	@echo "  - 1/6 - Downloading PageFind (version: ${PAGEFIND_VERSION})..."
+	@wget -q "${PAGEFIND_URL}/v${PAGEFIND_VERSION}/${PAGEFIND_ARCHIVE}"
+
+	@echo "  - 2/6 - Deprecating existing PageFind version..."
+	@if [ -d "${PAGEFIND_DIR}" ]; then \
+		rm -rf "${PAGEFIND_DIR_OLD}"; \
+		mv "${PAGEFIND_DIR}" "${PAGEFIND_DIR_OLD}"; \
+	fi
+
+	@echo "  - 3/6 - Installing PageFind in this directory (inside ${PAGEFIND_DIR})..."
+	@mkdir ${PAGEFIND_DIR} && tar -xzf ${PAGEFIND_ARCHIVE} -C ${PAGEFIND_DIR}/ && rm -f ${PAGEFIND_ARCHIVE}
+
+	@echo "  - 4/6 - Giving execute permission..."
+	@chmod 775 ${PAGEFIND_CMD}
+
+	@echo "  - 5/6 - Testing installation (and give version)...."
+	@${PAGEFIND_CMD} --version
+
+	@echo "  - 6/6 - Removing deprecated Pagefind version..."
+	@if [ -d "${PAGEFIND_DIR_OLD}" ]; then \
+		rm -rf "${PAGEFIND_DIR_OLD}"; \
+	fi
+
+	@touch ${PAGEFIND_VERSION_FILE}
+
+
+#: Uninstall everything (Hugo and PageFind).
+uninstall: uninstall-hugo uninstall-pagefind
+
 #: Uninstall Hugo.
-uninstall:
+uninstall-hugo:
 	@if [ -d "${HUGO_DIR}" ]; then \
 		if read -p "Uninstall Hugo? [Y/n] " confirm ; then \
 			if [ $${confirm:-'Y'} = 'n' ]; then \
@@ -92,3 +201,20 @@ uninstall:
 	else \
 		echo "INFO: Hugo is not installed. Nothing to do."; \
 	fi
+
+
+#: Uninstall PageFind.
+uninstall-pagefind:
+	@if [ -d "${PAGEFIND_DIR}" ]; then \
+		if read -p "Uninstall PageFind? [Y/n] " confirm ; then \
+			if [ $${confirm:-'Y'} = 'n' ]; then \
+				echo "=> Aborted"; \
+			else \
+				rm -rf ${PAGEFIND_DIR} \
+				&& echo "=> OK. PageFind successfully uninstalled." \
+				|| echo "=> ERROR: Failed to delete the directory '${PAGEFIND_DIR}'!"; \
+			fi \
+		fi \
+	else \
+		echo "INFO: PageFind is not installed. Nothing to do."; \
+	fi

content/deployers/intro_to_vo_concepts.md

@@ -1,6 +1,5 @@
 ---
 title: "Introduction to VO concepts"
-date: 
 draft: false
 tags:
 - about

content/newsletter/005.md

@@ -120,7 +120,7 @@ collections of theoretical models.
 
 {{</ side-image >}}
 
-{{< side-image image="websampconnector_arch_big.png" thumbnail="websampconnector_arch.png" >}}
+{{< side-image image="websampconnector_arch.png" thumbnail="websampconnector_arch.png" >}}
 
 ### WebSampConnector - Stay tuned in to the VO!
 
@@ -253,4 +253,4 @@ Research Initiative [Fathi et al., MNRAS, 406, 1595, (2010)].
 
 [Subscribe to email notifications of the IVOA Newsletter](http://www.eso.org/lists/listinfo/ivoa-news)
 
-[newsletter archives](http://www.ivoa.net/newsletter/archives.html)
+[newsletter archives](http://www.ivoa.net/newsletter/archives.html)

content/newsletter/019.md

@@ -251,7 +251,7 @@ easily discoverable and explorable.
 
 {{</ side-image >}}
 
-{{< side-image image="Gaia-DR2-flux-map.png.1" thumbnail="Gaia-DR2-flux-map.png" position="right" floating="true" >}}
+{{< side-image image="Gaia-DR2-flux-map.png" thumbnail="Gaia-DR2-flux-map.png" position="right" floating="true" >}}
 
 ### Gaia DR2 in CDS Services
 
@@ -495,4 +495,4 @@ All [refereed publications](https://ui.adsabs.harvard.edu/#search/fq=%7B!type%3D
   dedicated to hands-on exercises, which will allow participants to become fully
   familiar with the VO capabilities on their own laptops.
 
-{{< newsletter-social-links >}}
+{{< newsletter-social-links >}}

content/search.md

@@ -0,0 +1,7 @@
+---
+title: "Search IVOA pages"
+---
+
+Write keywords matching the IVOA website pages you are searching for.
+
+{{< search-pages >}}

layouts/_default/baseof.html

@@ -1,9 +1,10 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
     {{- partial "head.html" . -}}
-    <body>
+    {{- .Scratch.Set "canBeIndexed" (or (or (eq .BundleType "branch") (hasPrefix .Type "_")) (or (eq .Kind "term") (eq .Kind "taxonomy"))) }}
+    <body{{- if (.Scratch.Get "canBeIndexed") }} data-pagefind-ignore{{- end }}>
         {{- partial "header.html" . -}}
-        <main>
+        <main {{- if not (.Scratch.Get "canBeIndexed") }} data-pagefind-body data-pagefind-meta="date:{{- .Date.Format "2006-01-02" }}"{{- end }}>
         {{- block "main" . }}{{- end }}
         </main>
         {{- partial "sitemap.html" . -}}

layouts/index.html

@@ -1,6 +1,6 @@
 {{ define "main" }}
 
-<section class="with-only-right-aside">
+<section class="with-only-right-aside" data-pagefind-ignore>
     <main class="carrousel">
         {{ range $elem_index, $elem_val := where .Site.Pages "Params.tags" "intersect" (slice "banner") }}
         {{ if (eq $elem_index 0)}}

layouts/partials/header.html

@@ -9,5 +9,6 @@
         <a href="{{ .Site.Home.Permalink}}/deployers/">Deployers</a>
         <a href="{{ .Site.Home.Permalink}}/members/">Members</a>
         <a href="{{ .Site.Home.Permalink}}/about/">About</a>
+        <a class="search" href="{{ .Site.Home.Permalink}}/search/">Search</a>
     </nav>
 </header>