fix gitea actions missing go

.gitea/workflows/lint.yml

@@ -0,0 +1,16 @@
+name: Lint
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+
+jobs:
+  shellcheck:
+    runs-on: local
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Shellcheck
+        run: sudo apt-get update && sudo apt-get install -y shellcheck
+      - name: Run Shellcheck
+        run: shellcheck kewt.sh markdown.sh tools/build-standalone.sh || true

.gitea/workflows/release.yml

@@ -0,0 +1,29 @@
+name: Release Standalone Builder
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: local
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build standalone executable
+        run: |
+          chmod +x tools/build-standalone.sh
+          ./tools/build-standalone.sh
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+
+      - name: Upload Release Asset
+        uses: https://gitea.com/actions/release-action@main
+        with:
+          files: |-
+            kewt
+          api_key: '${{secrets.GITEA_TOKEN}}'

.github/workflows/lint.yml

@@ -0,0 +1,16 @@
+name: Lint
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+
+jobs:
+  shellcheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Shellcheck
+        run: sudo apt-get update && sudo apt-get install -y shellcheck
+      - name: Run Shellcheck
+        run: shellcheck kewt.sh markdown.sh tools/build-standalone.sh || true

.github/workflows/release.yml

@@ -0,0 +1,25 @@
+name: Release Standalone Builder
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build standalone executable
+        run: |
+          chmod +x tools/build-standalone.sh
+          ./tools/build-standalone.sh
+
+      - name: Upload Release Asset
+        uses: softprops/action-gh-release@v2
+        with:
+          files: kewt

.gitignore

@@ -1 +1,2 @@
 out/
+kewt

README.md

@@ -41,6 +41,8 @@ flatten = false
 order = ""
 home_name = "Home"
 show_home_in_nav = true
+nav_links = ""
+nav_extra = ""
 footer = "made with <a href="https://kewt.krzak.org">kewt</a>"
 logo = ""
 display_logo = false
@@ -57,6 +59,8 @@ favicon = ""
 - `order` comma separated file/directory name list to order the sidebar (alphabetical by default)
 - `home_name` text for the home link in navigation (default: "Home")
 - `show_home_in_nav` show home link in navigation (default: true)
+- `nav_links` comma separated extra nav links, as bare URLs or Markdown links like `[Label](https://example.com)`
+- `nav_extra` raw HTML appended inside the `<nav>` after the generated link list
 - `footer` footer html/text shown at the bottom of pages
 - `logo` logo image path (used in header if enabled)
 - `display_logo` show logo in header

awk/markdown_inline.awk

@@ -2,11 +2,36 @@ BEGIN {
     in_pre = 0
 }
 
+function mask_html_tags(s,    out, rest, start, len, tag, token) {
+    out = ""
+    rest = s
+    html_tag_count = 0
+    while (match(rest, /<[^>]+>/)) {
+        out = out substr(rest, 1, RSTART - 1)
+        start = RSTART
+        len = RLENGTH
+        tag = substr(rest, start, len)
+        html_tag_count++
+        html_tag_token[html_tag_count] = "\034HT" html_tag_count "\034"
+        html_tag_value[html_tag_count] = tag
+        out = out html_tag_token[html_tag_count]
+        rest = substr(rest, start + len)
+    }
+    return out rest
+}
+
+function restore_html_tags(s,    i) {
+    for (i = 1; i <= html_tag_count; i++) {
+        gsub(html_tag_token[i], html_tag_value[i], s)
+    }
+    return s
+}
+
 {
     if ($0 ~ /<pre>/) {
         in_pre = 1
     }
-    
+
     if (in_pre) {
         print
         if ($0 ~ /<\/pre>/) {
@@ -114,6 +139,8 @@ BEGIN {
         line = substr(line, 1, start - 1) "<span style=\"font-family: sans-serif;\">" content "</span>" substr(line, start + len)
     }
 
+    line = mask_html_tags(line)
+
     # Bold, Italic, Strikethrough (BRE-like logic in AWK)
     # Strong Bold **
     while (match(line, /\*\*[^*]+\*\*/)) {
@@ -152,11 +179,13 @@ BEGIN {
         line = substr(line, 1, start - 1) repl substr(line, start + len)
     }
 
+    line = restore_html_tags(line)
+
     # special characters
     if (line !~ /&[A-Za-z0-9#]+;/) {
         gsub(/&/, "&amp;", line)
     }
-    
+
     p = 1
     while (match(substr(line, p), /</)) {
         start = p + RSTART - 1

kewt.sh

@@ -20,7 +20,7 @@ Options:
 EOF
 }
 
-script_dir=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
+script_dir=$(CDPATH="" cd -- "$(dirname -- "$0")" && pwd)
 awk_dir="$script_dir/awk"
 
 ensure_root_defaults() {
@@ -34,6 +34,8 @@ flatten = false
 order = ""
 home_name = "Home"
 show_home_in_nav = true
+nav_links = ""
+nav_extra = ""
 footer = "made with <a href="https://kewt.krzak.org">kewt</a>"
 logo = ""
 display_logo = false
@@ -91,10 +93,7 @@ create_new_site() {
     exit 0
 }
 
-generate_nav() {
+
-    dinfo=$(find "$1" \( -name ".*" ! -name "." ! -name ".." -prune \) -o -print | sort | awk -v src="$1" -f "$awk_dir/collect_dir_info.awk")
-    find "$1" \( -name ".*" ! -name "." ! -name ".." -prune \) -o -name "*.md" -print | sort | awk -v src="$1" -v single_file_index="$single_file_index" -v flatten="$flatten" -v order="$order" -v dinfo="$dinfo" -f "$awk_dir/generate_sidebar.awk"
-}
 
 src=""
 out=""
@@ -131,9 +130,9 @@ while [ $# -gt 0 ]; do
         *)
             positional_count=$((positional_count + 1))
             if [ "$positional_count" -eq 1 ]; then
-                [ -z "$src" ] && src="$1" || die "Source already set (use either positional or --from)."
+                if [ -z "$src" ]; then src="$1"; else die "Source already set (use either positional or --from)."; fi
             elif [ "$positional_count" -eq 2 ]; then
-                [ -z "$out" ] && out="$1" || die "Output already set (use either positional or --to)."
+                if [ -z "$out" ]; then out="$1"; else die "Output already set (use either positional or --to)."; fi
             else
                 die "Too many positional arguments."
             fi
@@ -154,7 +153,7 @@ out="${out%/}"
 
 [ -d "$src" ] || die "Source directory '$src' does not exist."
 
-IGNORE_ARGS="-name '.kewtignore' -o -name '.*'"
+IGNORE_ARGS="-name '.kewtignore' -o -path '$src/.*'"
 
 if [ -f "$src/.kewtignore" ]; then
     while IFS= read -r line || [ -n "$line" ]; do
@@ -184,7 +183,7 @@ while read -r ki; do
 done < "/tmp/kewt_ignore_$$"
 rm -f "/tmp/kewt_ignore_$$"
 
-HIDE_ARGS="-name '.kewtignore' -o -name '.kewthide' -o -name '.kewtpreserve' -o -name '.*'"
+HIDE_ARGS="-name '.kewtignore' -o -name '.kewthide' -o -name '.kewtpreserve' -o -path '$src/.*'"
 
 if [ -f "$src/.kewthide" ]; then
     while IFS= read -r line || [ -n "$line" ]; do
@@ -258,6 +257,9 @@ flatten="false"
 order=""
 home_name="Home"
 show_home_in_nav="true"
+nav_links=""
+nav_extra=""
+footer="made with <a href=\"https://kewt.krzak.org\">kewt</a>"
 logo=""
 display_logo="false"
 display_title="true"
@@ -292,6 +294,8 @@ load_config() {
             order) order="$val" ;;
             home_name) home_name="$val" ;;
             show_home_in_nav) show_home_in_nav="$val" ;;
+            nav_links) nav_links="$val" ;;
+            nav_extra) nav_extra="$val" ;;
             footer) footer="$val" ;;
             logo) logo="$val" ;;
             display_logo) display_logo="$val" ;;
@@ -305,6 +309,65 @@ load_config() {
 load_config "./site.conf"
 load_config "$src/site.conf"
 
+escape_html_text() {
+    printf '%s' "$1" | sed \
+        -e 's/&/\&amp;/g' \
+        -e 's/</\&lt;/g' \
+        -e 's/>/\&gt;/g'
+}
+
+escape_html_attr() {
+    printf '%s' "$1" | sed \
+        -e 's/&/\&amp;/g' \
+        -e 's/"/\&quot;/g' \
+        -e 's/</\&lt;/g' \
+        -e 's/>/\&gt;/g'
+}
+
+nav_links_html() {
+    [ -n "$nav_links" ] || return
+
+    old_ifs=$IFS
+    set -f
+    IFS=','
+    # shellcheck disable=SC2086
+    set -- $nav_links
+    IFS=$old_ifs
+    set +f
+
+    [ $# -gt 0 ] || return
+
+    printf '<ul class="nav-extra-links">\n'
+    for raw_link in "$@"; do
+        link=$(printf '%s' "$raw_link" | sed 's/^[[:space:]]*//; s/[[:space:]]*$//')
+        [ -n "$link" ] || continue
+
+        case "$link" in
+            \[*\]\(*\))
+                label=${link#\[}
+                label=${label%%\]*}
+                link_url=${link#*](}
+                link_url=${link_url%)}
+                ;;
+            *)
+                link_url=$link
+                label=$(printf '%s' "$link" | sed \
+                    -e 's|^[A-Za-z][A-Za-z0-9+.-]*://||' \
+                    -e 's|/$||')
+                [ -n "$label" ] || label="$link"
+                ;;
+        esac
+
+        [ -n "$link_url" ] || continue
+        [ -n "$label" ] || label="$link_url"
+
+        link_attr=$(escape_html_attr "$link_url")
+        label_text=$(escape_html_text "$label")
+        printf '<li><a href="%s">%s</a></li>\n' "$link_attr" "$label_text"
+    done
+    printf '</ul>'
+}
+
 template="$src/template.html"
 [ -f "$template" ] || template="./template.html"
 [ -f "$template" ] || die "Template '$template' not found."
@@ -313,6 +376,15 @@ template="$src/template.html"
 mkdir -p "$out"
 
 nav=$(generate_nav "$src")
+extra_links=$(nav_links_html)
+if [ -n "$extra_links" ]; then
+    nav="$nav
+$extra_links"
+fi
+if [ -n "$nav_extra" ]; then
+    nav="$nav
+$nav_extra"
+fi
 
 find_closest() {
     target="$1"
@@ -344,7 +416,7 @@ render_markdown() {
     closest_style_src=$(find_closest "styles.css" "$(dirname "$file")")
     [ -z "$closest_style_src" ] && closest_style_src=$(find_closest "style.css" "$(dirname "$file")")
     if [ -n "$closest_style_src" ]; then
-        style_rel_to_src="${closest_style_src#$src/}"
+        style_rel_to_src="${closest_style_src#"$src"/}"
         case "$closest_style_src" in
             "$src/styles.css") style_rel_to_src="styles.css" ;;
             "$src/style.css") style_rel_to_src="style.css" ;;
@@ -392,7 +464,7 @@ render_markdown() {
 echo "Building site from '$src' to '$out'..."
 
 eval "find \"$src\" \( $IGNORE_ARGS \) -prune -o -type d -print" | sort | while read -r dir; do
-    rel_dir="${dir#$src}"
+    rel_dir="${dir#"$src"}"
     rel_dir="${rel_dir#/}"
     [ -z "$rel_dir" ] && rel_dir="."
     out_dir="$out/$rel_dir"
@@ -444,7 +516,7 @@ if [ ! -f "$out/styles.css" ] && [ -f "$script_dir/styles/$style.css" ]; then
 fi
 
 eval "find \"$src\" \( $IGNORE_ARGS \) -prune -o -type f -print" | sort | while IFS= read -r file; do
-    rel_path="${file#$src}"
+    rel_path="${file#"$src"}"
     rel_path="${rel_path#/}"
     dir_rel=$(dirname "$rel_path")
     out_dir="$out/$dir_rel"

markdown.sh

@@ -1,16 +1,18 @@
 #!/bin/sh
 
-script_dir=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
+script_dir=$(CDPATH="" cd -- "$(dirname -- "$0")" && pwd)
 awk_dir="$script_dir/awk"
 
 sed_inplace() {
     script="$1"
     file="$2"
     tmp="${file}.tmp.$$"
-    sed "$script" "$file" > "$tmp" && mv "$tmp" "$file" || {
+    if sed "$script" "$file" > "$tmp" && mv "$tmp" "$file"; then
+        return 0
+    else
         rm -f "$tmp"
         return 1
-    }
+    fi
 }
 
 temp_file="/tmp/markdown.$$.md"

site.conf

@@ -10,3 +10,7 @@ display_title = true
 logo_as_favicon = true
 favicon = ""
 order = ""
+home_name = "Home"
+show_home_in_nav = true
+nav_links = ""
+nav_extra = ""

site/depths/deeper depths/deeper deeper depths/the deepest depths/blobfish/blobfish.md

@@ -15,3 +15,5 @@ Sed dictum tortor at interdum dignissim. Nunc hendrerit sollicitudin elementum.
 Cras vitae sapien egestas, blandit libero et, volutpat augue. Ut augue quam, sollicitudin quis libero laoreet, bibendum imperdiet massa. Duis sed venenatis risus. Praesent a est mollis, viverra erat quis, faucibus elit. Donec at sagittis est, non posuere nisi. Integer posuere pharetra dui in aliquam. Morbi vehicula eros in hendrerit aliquam. Duis in turpis vel mauris mattis convallis in id tortor. Cras et aliquam augue.
 
 Cras quis consectetur dolor, a sodales tortor. Vestibulum aliquam lacinia metus, sed viverra erat egestas in. Morbi interdum sapien sed bibendum maximus. Aenean accumsan pharetra libero dapibus aliquam. Etiam sodales purus posuere gravida ullamcorper. Vestibulum tincidunt, nibh a pulvinar aliquet, leo tortor pulvinar diam, ut viverra nunc elit bibendum nulla. Praesent vel pulvinar erat, eu efficitur magna. Mauris at consequat purus. Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Fusce in dui quis nisi elementum aliquam. Proin eget justo sed est commodo accumsan. Suspendisse a feugiat tellus, eget gravida tellus.
+
+![https://www.youtube.com/embed/NvQD9E5Cq8A]

site/index.md

@@ -41,6 +41,8 @@ flatten = false
 order = ""
 home_name = "Home"
 show_home_in_nav = true
+nav_links = ""
+nav_extra = ""
 footer = "made with <a href="https://kewt.krzak.org">kewt</a>"
 logo = ""
 display_logo = false
@@ -57,6 +59,8 @@ favicon = ""
 - `order` comma separated file/directory name list to order the sidebar (alphabetical by default)
 - `home_name` text for the home link in navigation (default: "Home")
 - `show_home_in_nav` show home link in navigation (default: true)
+- `nav_links` comma separated extra nav links, as bare URLs or Markdown links like `[Label](https://example.com)`
+- `nav_extra` raw HTML appended inside the `<nav>` after the generated link list
 - `footer` footer html/text shown at the bottom of pages
 - `logo` logo image path (used in header if enabled)
 - `display_logo` show logo in header

styles/kewt.css

@@ -208,3 +208,15 @@ footer {
     margin-left: 240px;
     margin-top: 0px;
 }
+
+img {
+    image-rendering: auto;
+    image-rendering: crisp-edges;
+    image-rendering: pixelated;
+    image-rendering: -webkit-optimize-contrast;
+}
+
+footer img {
+    display: inline-block;
+    vertical-align: top;
+}

tools/build-standalone.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+set -e
+
+REPO_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+
+if [ ! -f "$REPO_ROOT/kewt.sh" ]; then
+    echo "kewt.sh not found. Run from the repository root or tools/."
+    exit 1
+fi
+
+OUT_FILE="$REPO_ROOT/kewt"
+
+cat << 'EOF' > "$OUT_FILE"
+#!/bin/sh
+tmpdir=$(mktemp -d "/tmp/kewt.XXXXXX")
+trap 'rm -rf "$tmpdir"' EXIT HUP INT TERM
+
+# Extract payload
+sed '1,/^#==PAYLOAD==$/d' "$0" | tar -xz -C "$tmpdir"
+
+# Pass control to the extracted script
+exec "$tmpdir/kewt.sh" "$@"
+
+#==PAYLOAD==
+EOF
+
+tar -cz -C "$REPO_ROOT" kewt.sh markdown.sh awk styles >> "$OUT_FILE"
+
+chmod +x "$OUT_FILE"
+
+echo "Generated standalone executable at $OUT_FILE"