#!/usr/bin/env bash

# Copyright (C) 2019, Maxim Lihachev, <envrm@yandex.ru>
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation, version 3.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <https://www.gnu.org/licenses/>.

# Получение последних записей с сайта vandrouki.ru

declare -A URLS=(
	["asia"]="https://vandrouki.asia"
	["by"]="https://vandrouki.by"
	["ru"]="https://vandrouki.ru"
)

rstc="\033[00m"
yellow="\033[1;33m"
blue="\033[1;34m"
green="\033[1;32m"

get_info() {
	echo -e "$green>> $1 $rstc\n"

	curl -s -q "$1" \
	| sed 's/<html.*xmlns.*$//g' \
	| xmllint --html --xpath "//html/body/div[@id='content']/div[@id='primary']/div/*[self::div/span[@class='published'] or self::h2/a]" - 2>&- \
	| awk 'BEGIN { RS="" } {
		gsub(/\n+/, "@");
		gsub(/<h2 class="entry-title">/, "\n");
		gsub(/(href=")|(" rel=[^>]*>)|(published.>)/, "@");
		gsub(/(&#[0-9]+;)|(<[^@>]*>*)/, "");
		gsub(/@\s*@*/,"@");
		gsub(/\r/,"");

		print
	}' \
	| awk -F'@' -v blue="$blue" -v yellow="$yellow" -v green="$green" -v rstc="$rstc" '
		/^\s*$/ {
			next
		} {
			if ($4 ~ /^\s*$/) {
				date = $5
			} else {
				date = $4
			}

			print blue " # " date "\t" yellow $3 "\n\t\t" green $2 rstc
		}'

	echo -e "\n--------------------------------\n"
}

domains="${*:-.}"
filter=${domains// /|}

if [[ "$filter" =~ -h|--h ]]; then
	echo "USAGE: $(basename "$0") ?domains? [ru, by, asia]"
	exit 0
fi

for url in "${URLS[@]}"; do
	if [[ "$url" =~ $filter ]]; then
		get_info "$url"
	fi
done