class ETBlogCore

# File lib/etblog.rb, line 35
def initialize(folder, static_custom=nil)
        if not File.directory? folder then
                raise 'No such directory - ' + folder
        end
        @base = folder.clone
        @output = @base + '/htdocs'
        @conf = @base + '/blog.plist'
        if not File.exists? @conf then
                File.write(@conf, { 'Title' => 'Blog', 
                                    'Author' => ENV['USER'] || 'You', 
                                    'Static' => 'static',
                                    'Description' => 'Your new ETBlog blog.'}.to_plist )
        end
        plist_parsed = Plist.parse_xml(@conf)
        @title = plist_parsed['Title']
        @author = plist_parsed['Author']
        @static = @base + '/' + plist_parsed['Static'].to_s
        if static_custom != nil then
                @static = static_custom.clone
        end
        @description = plist_parsed['Description'] || 'Your new ETBlog blog.'
        @description += '<br><p>Powered by <a href="http://timkoi.gitlab.io/etblog">ETBlog</a>.</p>'
        if not File.directory? @static then
                FileUtils.mkdir_p(@static)
        end
        @links = []
        plist_parsed.keys.each do |key|
                if not ['Title', 'Author', 'Static', 'Description'].include? key then
                        @links.push("<li><a href=\"#{plist_parsed[key]}\">#{key}</a></li>")
                end
        end
        if @links.length < 1 then
                @links.push("<li><a href=\"http://timkoi.gitlab.io/etblog\">ETBlog homepage</a></li>")
                @links.push("<li><a href=\"http://github.com/timkoi\">@timkoi on GitHub</a></li>")
        end
end

# File lib/etblog.rb, line 98
def build
        if not File.exists? @base + '/index.html' then
                FileUtils.cp(File.absolute_path(File.dirname(__FILE__)) + '/index-default-etblog.html', @base + '/index.html')
        end
        newest_post = ''
        all_posts = Dir.glob(@base + '/post-*.md').sort_by{ |f| File.mtime(f) }.reverse
        all_posts_headings = []
        all_posts_outputs = []
        ctnt_homepage = ''
        file_first = true
        all_posts.each do |item|
                output = '/posts/' + File.basename(item) + '/index.html'
                all_posts_outputs.push(output.clone)
                output = @static + output
                if not File.directory? File.dirname(output) then
                        FileUtils.mkdir_p(File.dirname(output))
                end
                FileUtils.cp(@base + '/index.html', output)
                ctnt = File.read(output)
                put_ctnt = File.read(item)
                all_images = self.findimages(put_ctnt)
                all_images.each do |item|
                        if File.exists? @base + '/' + item then
                                FileUtils.cp(@base + '/' + item, File.dirname(output) + '/' + item)
                        end
                end
                heading = Kramdown::Document.new(put_ctnt.gsub("\r\n", "\n").split("\n")[0]).to_html.unxml
                all_posts_headings.push(heading)
                put_ctnt = "<p><a href=\"../../index.html\">< Back to the homepage</a></p><br>" + Kramdown::Document.new(put_ctnt).to_html
                ctnt = self.conv(ctnt, put_ctnt)
                File.write(output, ctnt)
                puts "#{item} => #{output}"
                if newest_post == '' || File.mtime(newest_post) < File.mtime(item) then
                        newest_post = item
                end
        end
        ctnt_for_main = ''
        maplists(all_posts_headings, all_posts).each do |key, value|
                ctnt_for_main += "<h2><a href=\"posts/#{File.basename(value)}/index.html\">#{key}</a></h2>"
                ctnt_for_main += "<p><i style=\"color: darkgrey;\">Posted on #{File.mtime(value).to_s} by #{@author}</i></p>"
                ctnt_for_main += "<hr>"
        end
        if ctnt_for_main == '' then
                ctnt_for_main = 'Nothing was posted on this blog yet. Stay tuned!'
        end
        File.write(@static + '/index.html', self.conv(File.read(@base + '/index.html'), ctnt_for_main))
end

# File lib/etblog.rb, line 94
def conv(string, put_ctnt)
        return string.to_s.gsub('@{post}', put_ctnt).gsub('@{title}', @title).gsub('@{description}', @description).gsub('@{links}', '<ul>' + @links.join("") + '</ul>').gsub('@{author}', @author).gsub("@{year}", Time.now.year.to_s)
end

# File lib/etblog.rb, line 72
def findimages(string)
        possible_image = false
        inside_image_tag = false
        img = ''
        out = []
        string.split('').each do |item|
                if item == '!' then
                        possible_image = true
                elsif item == '(' && possible_image then
                        possible_image = false
                        inside_image_tag = true
                elsif item == ')' && inside_image_tag then
                        inside_image_tag = false
                        out.push(img.clone)
                        img = ''
                elsif inside_image_tag then
                        img += item
                end
        end
        return out
end