Method: Websitary::Configuration#rewrite_href

Defined in:
lib/websitary/configuration.rb

#rewrite_href(href, url, uri = nil, urd = nil, local = false) ⇒ Object

Try to make href an absolute url.



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# File 'lib/websitary/configuration.rb', line 941

def rewrite_href(href, url, uri=nil, urd=nil, local=false)
    begin
        return nil if !href or is_excluded?(href)
        uri ||= URI.parse(url)
        if href =~ /^\s*\//
            return uri.merge(href).to_s
        end
        urh   = URI.parse(href)
        urd ||= guess_dir(uri.path)
        rv    = nil

        # $logger.debug "DBG", uri, urh, #DBG#
        if href =~ /\w+:/
            # $logger.debug "DBG href=#$0" #DBG#
            rv = href
        elsif urh.relative?
            # $logger.debug "DBG urh relative" #DBG#
            if uri.relative?
                # $logger.debug "DBG both relative" #DBG#
                if uri.instance_of?(URI::Generic)
                    rv = File.join(urd, href)
                    # $logger.debug "DBG rv=#{rv}" #DBG#
                end
            else
                rv = uri.merge(href).to_s
                # $logger.debug "DBG relativ rv=#{rv}" #DBG#
                if local
                    hf = latestname(rv)
                    if @todo.include?(rv) or @done.include?(rv) or File.exist?(hf)
                        rv = hf
                        # $logger.debug "DBG relativ, local rv=#{rv}" #DBG#
                    end
                end
            end
        elsif href[0..0] == '#'
            # $logger.debug "DBG anchor" #DBG#
            rv = url + href
        elsif uri.host == urh.host
            # $logger.debug "DBG merge" #DBG#
            rv = uri.merge(href).to_s
        else
            # $logger.debug "as is" #DBG#
            rv = href
        end

        case rv
        when String
            return rv
        when nil
        else
            $logger.error "Internal error: href=#{href}"
            $logger.debug caller.join("\n")
        end
        return
    rescue Exception => e
        # $logger.error e  #DBG#
        $logger.error e.message
        $logger.debug e.backtrace
    end
    return nil
end