#!/bin/bash

[ $# -lt 1 ] && echo "$0 itop_wiki_url" && exit 1

URL=$1
FILE=/tmp/itop_wiki.html
MD=itop_wiki.md

echo $URL |grep -q "https://www.itophub.io" && r=0 || r=1

if [ $r -eq 0 ];then
	curl -s "$URL" -o $FILE
else
	cp -f $URL $FILE
fi

xmllint --html --xpath "//div[@id='dokuwiki__content']" $FILE 2>/dev/null |pandoc -f html -t gfm > $MD

# 删除开头结尾多余的行
sed -i '/class="clearer"/,$d' $MD
sed -i '/dokuwiki__content/,/^# /d' $MD

# plugin_note 替换为 mkdocs 格式
sed -i '/<div class="plugin_note/,/<\/div>/{/<div class="plugin_note/n;/<\/div>/b;s/^/\t/g}' $MD
sed -i 's/<div class="plugin_note noteimportant">/!!! warning/g' $MD
sed -i 's/<div class="plugin_note notewarning">/!!! warning/g' $MD
sed -i 's/<div class="plugin_note notetip">/!!! tip/g' $MD
sed -i 's/<div class="plugin_note noteclassic">/!!! note/g' $MD
sed -i 's/<div class="plugin_note noteinfo">/!!! info/g' $MD


sed -i '/<\/div>/d' $MD
sed -i '/class="level/d' $MD


# 图片链接
sed -r -i 's#<a href=.*(<img src.* />)</a>#\1#g' $MD
sed -i 's#src="/wiki/media#src="https://www.itophub.io/wiki/media#g' $MD

# 处理li
sed -i 's/<div class="li">//g' $MD

# 处理其他 div
sed -i '/<div class=/d' $MD

# 删除 fixme
sed -i '/alt="FIXME"/d' $MD