Class: MarkdownExtension::Page

Inherits:
Object
  • Object
show all
Defined in:
lib/markdown_extension/page.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file, site, lang = nil) ⇒ Page

Returns a new instance of Page.



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# File 'lib/markdown_extension/page.rb', line 9

def initialize(file, site, lang=nil)
    @site = site
    if File.exist?(file)
        @markdown = File.read(file)
    else
        @markdown = ""
    end
    if @markdown.start_with?("---\n")
        mds = @markdown.split("---\n")
        @meta = mds[1]
        @markdown = mds[2..-1].join("---\n")
    end
    @path = file.gsub(site.pages_path+lang.to_s+"/","").gsub(".md","")
    @item_name = file.split("/")[-1].gsub(".md","")
    @ctime = File::ctime(file)
    @mtime = File::mtime(file)
end

Instance Attribute Details

#ctime ⇒ Object

Returns the value of attribute ctime.



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# File 'lib/markdown_extension/page.rb', line 7

def ctime
  @ctime
end

#item_name ⇒ Object

Returns the value of attribute item_name.



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# File 'lib/markdown_extension/page.rb', line 7

def item_name
  @item_name
end

#markdown ⇒ Object

Returns the value of attribute markdown.



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# File 'lib/markdown_extension/page.rb', line 7

def markdown
  @markdown
end

#meta ⇒ Object

Returns the value of attribute meta.



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# File 'lib/markdown_extension/page.rb', line 7

def meta
  @meta
end

#mtime ⇒ Object

Returns the value of attribute mtime.



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# File 'lib/markdown_extension/page.rb', line 7

def mtime
  @mtime
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/markdown_extension/page.rb', line 7

def path
  @path
end

#site ⇒ Object

Returns the value of attribute site.



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# File 'lib/markdown_extension/page.rb', line 7

def site
  @site
end

Instance Method Details

#html ⇒ Object 



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# File 'lib/markdown_extension/page.rb', line 82

def html
    pre_processing()
    @page_html = Kramdown::Document.new(@markdown, input: 'GFM').to_html
    return @page_html
end

#meta_html ⇒ Object 



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# File 'lib/markdown_extension/page.rb', line 88

def meta_html
    return nil unless @meta
    meta_data = Tomlrb.parse(@meta)
    html = ""
    meta_data.each do |title, values|
        html += "<p class=\"text-center bg-primary font-size-14\">"+title+"</p>\n"
        html += "<table class=\"table font-size-12\">\n"
        values.each do |key, value|
            html += "<tr>\n"
            if value.class == String
                html += "<td>"+key + "</td><td>" + value.to_s + "</td>\n"
            elsif value.class == Array
                html += "<td>"+key + "</td><td>" + value.join("<br />") + "</td>\n"
            elsif value.class == Hash
                values = ""
                value.each do |k,v|
                    values += k+": "+v+"<br />"
                end
                html += "<td>"+key + "</td><td>" + values + "</td>\n"
            end
            html += "</tr>\n"
        end
        html += "</table>\n"
    end
    return html
end

#pre_processing ⇒ Object 



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# File 'lib/markdown_extension/page.rb', line 27

def pre_processing
    if @site.config.preprocessing["backlinks"]
        @markdown = @markdown.gsub(/\[\[([^\]]+)\]\]/) do |s|
            index = @markdown.index(s)
            if (@markdown[index-1]=="(" && @markdown[index+s.size]==")")
                s = s[2..-3]
                "#{s}.html"
            else
                s = s[2..-3]
                "[#{s}](#{s}.html)"
            end
        end
        if @site.references[@item_name]
            @markdown += "\n\n\n"
            @markdown += "### References\n"
            @site.references[@item_name].each do |item|
                @markdown += "* [#{item}](#{item}.html)\n"
            end
        end
    end
    if @site.config.type == :logseq
        @markdown.gsub!(/\t/, "    ")
        if @markdown[-1]=="-"
            @markdown = @markdown[0..-2]
        end
        @markdown.gsub!("(../assets/", "(./assets/")
        # @markdown.gsub!(/(.+)collapsed:: true\n/, "")
        @markdown = @markdown.gsub(/.+([0-9]+\. )/) do |s|
            s.gsub(".","．")
        end
        while (i = @markdown.index(":LOGBOOK:")) do 
            j = @markdown.index(":END:", i)
            while(@markdown[i]!="\n") do
                i = i - 1
            end
            @markdown=@markdown[0..i-1] + @markdown[j+5..-1]
        end
        @markdown = @markdown.gsub(/{{embed \(\(([^\)]+)\)\)}}/) do |s|
            id = s[10..-5]
            "embed #{id}: \n" + @site.citations.get_inner_citation(id)
        end
        @markdown = @markdown.gsub(/\(\([^\)]+\)\)/) do |s|
            if s.index(":")
                id = s
            else
                id = s[2..-3]                        
            end
            @site.citations.get_inner_citation(id)
        end
        @markdown = @markdown.split("\n").collect {|line|
            (line.strip.index("id:: ") && line.strip.length==41)? nil : line                    
        }.compact.join("\n")
    end
end