159 lines
3.1 KiB
Bash
Executable file
159 lines
3.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Create HTML pages for Categories and Tags in posts.
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#
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# Usage:
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# Call from the '_posts' sibling directory.
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#
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# v2.2
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# https://github.com/cotes2020/jekyll-theme-chirpy
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# © 2020 Cotes Chung
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# Published under MIT License
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set -eu
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TYPE_CATEGORY=0
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TYPE_TAG=1
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category_count=0
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tag_count=0
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_read_yaml() {
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local _endline="$(grep -n "\-\-\-" "$1" | cut -d: -f 1 | sed -n '2p')"
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head -"$_endline" "$1"
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}
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read_categories() {
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local _yaml="$(_read_yaml "$1")"
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local _categories="$(echo "$_yaml" | yq r - "categories.*")"
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local _category="$(echo "$_yaml" | yq r - "category")"
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if [[ -n $_categories ]]; then
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echo "$_categories"
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elif [[ -n $_category ]]; then
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echo "$_category"
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fi
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}
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read_tags() {
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local _yaml="$(_read_yaml "$1")"
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local _tags="$(echo "$_yaml" | yq r - "tags.*")"
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local _tag="$(echo "$_yaml" | yq r - "tag")"
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if [[ -n $_tags ]]; then
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echo "$_tags"
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elif [[ -n $_tag ]]; then
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echo "$_tag"
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fi
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}
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init() {
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if [[ -d categories ]]; then
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rm -rf categories
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fi
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if [[ -d tags ]]; then
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rm -rf tags
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fi
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if [[ ! -d _posts ]]; then
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exit 0
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fi
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mkdir categories tags
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}
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create_category() {
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if [[ -n $1 ]]; then
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local _name=$1
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local _filepath="categories/$(echo "$_name" | sed 's/ /-/g' | awk '{print tolower($0)}').html"
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if [[ ! -f $_filepath ]]; then
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echo "---" > "$_filepath"
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echo "layout: category" >> "$_filepath"
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echo "title: $_name" >> "$_filepath"
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echo "category: $_name" >> "$_filepath"
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echo "---" >> "$_filepath"
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((category_count = category_count + 1))
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fi
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fi
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}
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create_tag() {
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if [[ -n $1 ]]; then
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local _name=$1
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local _filepath="tags/$(echo "$_name" | sed "s/ /-/g;s/'//g" | awk '{print tolower($0)}').html"
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if [[ ! -f $_filepath ]]; then
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echo "---" > "$_filepath"
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echo "layout: tag" >> "$_filepath"
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echo "title: $_name" >> "$_filepath"
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echo "tag: $_name" >> "$_filepath"
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echo "---" >> "$_filepath"
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((tag_count = tag_count + 1))
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fi
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fi
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}
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#########################################
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# Create HTML pages for Categories/Tags.
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# Arguments:
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# $1 - an array string
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# $2 - type specified option
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#########################################
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create_pages() {
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if [[ -n $1 ]]; then
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# split string to array
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IFS_BAK=$IFS
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IFS=$'\n'
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local _string=$1
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case $2 in
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$TYPE_CATEGORY)
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for i in $_string; do
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create_category "$i"
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done
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;;
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$TYPE_TAG)
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for i in $_string; do
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create_tag "$i"
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done
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;;
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*) ;;
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esac
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IFS=$IFS_BAK
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fi
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}
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main() {
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init
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for _file in $(find "_posts" -type f \( -iname \*.md -o -iname \*.markdown \)); do
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local _categories=$(read_categories "$_file")
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local _tags=$(read_tags "$_file")
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create_pages "$_categories" $TYPE_CATEGORY
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create_pages "$_tags" $TYPE_TAG
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done
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if [[ $category_count -gt 0 ]]; then
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echo "[INFO] Succeed! $category_count category-pages created."
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fi
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if [[ $tag_count -gt 0 ]]; then
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echo "[INFO] Succeed! $tag_count tag-pages created."
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fi
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}
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main
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