import os;
import io;
import shutil;
import configparser;
import markdown;

# Delete old content and prepare output folder
if os.path.isdir("output"):
	shutil.rmtree("output")
os.mkdir("output");
os.mkdir("output/page");
os.mkdir("output/article");
shutil.copytree("input/theme", "output/theme");

# Helper functions
def readFile ( file ):
	reader = io.open(file, 'r', encoding='utf8');
	content = reader.read();
	reader.close();
	return content;

def writeFile ( file, content ):
	writer = io.open(file, 'w', encoding='utf8');
	writer.write(content);
	writer.close();

# Read config file
config_file = configparser.ConfigParser()
config_file.read("input/configuration.ini")
title = config_file['pswg']['title'];
baseurl = config_file['pswg']['baseurl'];

pageTemplate = readFile("input/theme/templates/page.html");
articleTemplate = readFile("input/theme/templates/article.html");

head = readFile("input/theme/head.html").replace('{% TITLE %}', title);
header = markdown.markdown(readFile('input/static/header.md'));
header = header.replace('<h1>', '<h1><a href="' + baseurl + '">');


navigation = markdown.markdown(readFile('input/static/navigation.md'));
navigation = navigation.replace('href="', 'href="' + baseurl)
footer = markdown.markdown(readFile('input/static/footer.md'));


for file in os.listdir('input/page'):
	print(file);
	# Read the pages content markdown and convert it into html
	pageContent = readFile('input/page/' + file);
	pageContent = markdown.markdown(pageContent);
	
	# Concatenate the output
	
	outputString = pageTemplate;
	
	outputString = outputString.replace('{% HEAD %}', head);
	outputString = outputString.replace('{% HEADER %}', header);
	outputString = outputString.replace('{% NAVIGATION %}', navigation);
	outputString = outputString.replace('{% FOOTER %}', footer);
	outputString = outputString.replace('{% MAIN %}', pageContent);
	outputString = outputString.replace('{% BASEURL %}', baseurl);

	fileName = os.path.splitext(file)[0];
	writeFile ("output/page/" + fileName + ".html", outputString);
	

articleOverview = "";
for file in os.listdir('input/article'):
	print(file);
	# Read the articles content markdown and convert it into html
	articleContent = readFile('input/article/' + file);
	articleContent = markdown.markdown(articleContent);

	fileName = os.path.splitext(file)[0];
	shortFileName = fileName.split(" ", 2)[2];
	date = fileName.split(" ", 2)[0];
	time = fileName.split(" ", 2)[1];

	# Concatenate the output
	outputString = articleTemplate;
	
	outputString = outputString.replace('{% HEAD %}', head);
	outputString = outputString.replace('{% HEADER %}', header);
	outputString = outputString.replace('{% NAVIGATION %}', navigation);
	outputString = outputString.replace('{% DATETIME %}', date + ' ' +  time);
	outputString = outputString.replace('{% FOOTER %}', footer);
	outputString = outputString.replace('{% MAIN %}', articleContent);
	outputString = outputString.replace('{% BASEURL %}', baseurl);

	outputString = outputString.replace('[[READMORE]]', '');

	writeFile ("output/article/" + shortFileName + ".html", outputString);
	
	articleContent = articleContent.replace('<h1>', '<h1><a href="' + baseurl + 'article/' + shortFileName + '.html">');
	articleContent = articleContent.replace('</h1>', '</a></h1>');
	
	articleContent = articleContent.replace('</h1>', '</a></h1>');
	articleContent = articleContent.split('[[READMORE]]')[0];

	articleOverview += '<article>' + articleContent + '<a href="' + baseurl + 'article/' + shortFileName + '.html">&rarr; Weiterlesen</a></article><hr>';
	

outputString = pageTemplate;
	
outputString = outputString.replace('{% HEAD %}', head);
outputString = outputString.replace('{% HEADER %}', header);
outputString = outputString.replace('{% NAVIGATION %}', navigation);
outputString = outputString.replace('{% FOOTER %}', footer);
outputString = outputString.replace('{% MAIN %}', articleOverview);
outputString = outputString.replace('{% BASEURL %}', baseurl);

writeFile ("output/index.html", outputString);