#!/usr/bin/env zsh
# zk.zsh -- zettelkästen/wiki/static website helper/generator
-# Copyright (C) 2022 Sergey Matveev <stargrave@stargrave.org>
+# Copyright (C) 2022-2024 Sergey Matveev <stargrave@stargrave.org>
set -e
+ZK_VERSION=ZKZSH1
usage() {
- cat >&2 <<EOF
+ >&2 <<EOF
Usage:
\$ $0:t links PAGE
Print PAGE's links
[[ $# -eq 2 ]] || usage
+separator="------------------------ >8 ------------------------"
setopt GLOB_STAR_SHORT
zmodload -F zsh/stat b:zstat
typeset -A pages
+typeset -A sizes
for p (**(.)) {
- zstat -A reply -F "%F %T" +mtime $p
- pages[$p]=${reply[1]}
+ [[ $p:t == "index" ]] && {
+ echo unacceptable filename: $p >&2
+ exit 1
+ }
+ zstat -A mtime -F "%F %T" +mtime $p
+ zstat -A size +size $p
+ pages[$p]=${mtime[1]}
+ sizes[$p]=${size[1]}
}
-typeset -a cats
-for p (**(/)) cats=($p $cats)
+typeset -A cats
+for p (**(/)) cats[$p]=1
zmodload zsh/mapfile
zmodload -F zsh/files b:zf_mkdir
typeset -A links
typeset -A backs
+typeset -A cached
typeset -aU ws
for p (${(k)pages}) {
+ [[ $ZK_CACHE ]] && {
+ zstat -A inode +inode $p
+ zstat -A ctime +ctime $p
+ cache=(${(f)mapfile[$ZK_CACHE/$p]})
+ if [[ ( ${cache[1]} = $ZK_VERSION ) &&
+ ( ${cache[2]} = ${inode[1]} ) &&
+ ( ${cache[3]} = ${ctime[1]} ) ]]; then
+ ws=(${cache[4,-1]})
+ [[ $ws ]] && links[$p]=${(j: :)ws}
+ cached[$p]=1
+ continue
+ fi
+ }
ws=()
for w (${=mapfile[$p]}) {
[[ $w =~ "\[([^] ]+)\]" ]] || continue
w=${match[1]}
+ [[ ( $w =~ "/$" ) && ( ${cats[$w[1,-2]]} ) ]] && {
+ ws=($ws $w)
+ continue
+ }
[[ ${pages[$w]} ]] || {
[[ $ZK_SHOW_MISSING ]] && print "missing $w"
continue
}
ws=($ws $w)
}
+ [[ $ZK_CACHE ]] && {
+ zf_mkdir -p $ZK_CACHE/$p:h
+ ws=($ZK_VERSION ${inode[1]} ${ctime[1]} $ws)
+ print -l $ws > $ZK_CACHE/$p
+ ws=(${ws[4,-1]})
+ }
[[ $ws ]] && links[$p]=${(j: :)ws}
}
-unset ws
+unset cache ws
for p ws (${(kv)links}) {
for w (${=ws}) backs[$w]="$p ${backs[$w]}"
}
local page=$1
local data p
[[ $# -eq 1 ]] && data=${mapfile[$page]} || data=$2
- data=${data//&/&}
- data=${data//</<}
- data=${data//>/>}
local _links=(${(oi)=links[$page]})
- for p ($_links) {
- getrel $page $p
- data="${data//\[${p}\]/<a href=\"${REPLY}.html\">[$p]</a>}"
- }
- print -r "<\!DOCTYPE html>
-<html><head><title>$page (${pages[$page]})</title></head><body><pre>
-$data
-</pre>"
+ if [[ ( ${cached[$page]} ) && ( -s $ZK_CACHE/${page}.html ) ]]; then
+ < $ZK_CACHE/${page}.html
+ else
+ data=${data//&/&}
+ data=${data//</<}
+ data=${data//>/>}
+ for p ($_links) {
+ getrel $page $p
+ [[ -d $p ]] && REPLY=$REPLY/index
+ data="${data//\[${p}\]/<a href=\"${REPLY}.html\">[$p]</a>}"
+ }
+ data="<!DOCTYPE html>
+<html><head>
+<title>$page (${pages[$page]})</title>
+<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
+</head><body><pre>
+$data</pre>"
+ if [[ $ZK_CACHE ]]; then
+ print -r "$data" > $ZK_CACHE/${page}.html
+ < $ZK_CACHE/${page}.html
+ else
+ print -r "$data"
+ fi
+ fi
if [[ $_links ]]; then
print "<hr/>Links:<ul>"
for p ($_links) {
local p
local entries=()
local _links=()
- typeset -aU cats=()
+ typeset -aU _cats=()
local curdepth=${#${(s:/:)1}}
(( curdepth = curdepth + 1 ))
- for p (${(oi)${(k)pages[(I)$1*]}}) {
- [[ $p =~ "/Index$" ]] && continue
+ for p (${(k)pages[(I)$1*]}) {
case ${#${(As:/:)p}} in
($curdepth) _links=($p $_links) ;;
- ( $(( $curdepth + 1 )) ) cats=(${1}${${p#$1}%%/*} $cats) ;;
+ ( $(( $curdepth + 1 )) ) _cats=(${1}${${p#$1}%%/*} $_cats) ;;
(*) continue ;;
esac
}
- for p (${(oi)_links}) entries=($entries "[$p] (${pages[$p]})")
- if [[ $cats ]]; then
- entries=($entries "\nSubdirectories:\n")
- for p (${(oi)cats}) {
- entries=($entries "[$p/Index]")
- _links=($p/Index $_links)
+ local page=${1}index
+ print "<!DOCTYPE html>
+<html><head>
+<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
+<title>$page ($now)</title>
+</head><body><ul>"
+ for p (${(oi)_links}) {
+ getrel $page $p
+ print "<li><a href=\"${REPLY}.html\">$p</a> <sup>${pages[$p]}</sup> (${sizes[$p]} bytes)</li>"
+ }
+ print "</ul>"
+ if [[ $_cats ]]; then
+ print "<hr/>Subdirectories:<ul>"
+ for p (${(oi)_cats}) {
+ getrel $page $p/index
+ print "<li><a href=\"${REPLY}.html\">$p</a></li>"
+ }
+ print "</ul>"
+ fi
+ local bs=(${(oi)=${backs[$1]}})
+ if [[ $bs ]]; then
+ print "<hr/>Backlinks:<ul>"
+ for p ($bs) {
+ getrel $page $p
+ print "<li><a href=\"${REPLY}.html\">$p</a> <sup>${pages[$p]}</sup></li>"
}
+ print "</ul>"
fi
- links[${1}Index]=${(j: :)_links}
- genHTML ${1}Index ${(F)entries}
+ print "</body></html>"
}
case $1 in
genHTML $p > $2/$p.html
touch -r $p $2/$p.html
}
- for p ($cats) pages[${p}/Index]=$now
- pages[Index]=$now
- for p ($cats) genIndex $p/ > $2/$p/Index.html
- genIndex "" > $2/Index.html
- for p ("" $cats) touch -d ${now/ /T} $2/$p/Index.html
+ for p (${(k)cats}) genIndex $p/ > $2/$p/index.html
+ genIndex "" > $2/index.html
+ for p ("" ${(k)cats}) touch -d ${now/ /T} $2/$p/index.html
;;
(*) usage ;;
esac