#!/usr/bin/perl -wT

#########################################################
# Muse 
# A "Web of Content" Manager by Adrian P. Dunston
#
# This is a sort of dumbed down single user of the
# Everything Engine that Perlmonks runs on.
# (www.everydevel.com)
#
# Write different nodes or "musings" and link them
# together by surrounding certain words with [brackets].
# In the case of the last sentence, the word "brackets"
# links to the node of that title.
#########################################################

use strict;
use warnings;

use CGI qw(:standard);    
use CGI::Carp qw(fatalsToBrowser);



start();   


sub start {
    my $cgi = new CGI;
    my $output;
    my $node_text;
    my $node = param("node");
    my $text = param("text");

    print $cgi->header;

    # Untaint
    ($node) = $node =~ /([A-Za-z0-9 -_.,?]{1,30})/g;







    # If text has been passed, put it into its node.
    if ($text) {
        open(NODE, ">data/$node.musing") or die "Couldn't open data/$n
+ode.musing for writing because $!";
        print NODE $text;
        close NODE;
    }

    # If the user wants to see a node, show it to him with a form for 
+editing it.
    if ($node) {

        if (open(NODE, "data/$node.musing")) {
            $node_text .= $_ while <NODE>;
            $output = $node_text;
            $output =~ s|\[(.+?)\]|<a href="muse.cgi?node=$1">$1</a>|g
+;
            $output = "\n\n<table width=\"65\%\" style=\"margin-left: 
+50\"><tr><td>\n" . $output . "</td></tr></table>\n\n";
        } else {
            $output = "There is currently no musing \"$node\".  You ar
+e welcome to create your own.";
        }

        $output = "<html>\n<head><title>$node - Muse</title></head>\n<
+body>\n" .
            "<b style=\"font-size: 18pt\">$node</b><br><br>$output\n<b
+r><br><br>\n";

        $output .= '<form action="muse.cgi" method="post">';
        $output .= "\nEdit the node:<br>\n<textarea name=\"text\" rows
+=\"5\" cols=\"50\">$node_text</textarea><br>\n";
        $output .= "<input type=\"hidden\" name=\"node\" value=\"$node
+\">\n";
        $output .= "<input type=\"submit\" value=\"Edit Musing\">\n</f
+orm>\n";
        $output .= "<hr>\n";
        $output .= '<form action="muse.cgi" method="post"><input type=
+"text" name="node"><input type="submit" value="New Musing"></form>';
        $output .= '[ <a href="muse.cgi">Muse</a> ]  ';
        $output .= "</body>\n</html>";

    # Otherwise, show him the list of nodes in the system.
    } else {
        my @file = <data/*.musing>;

        foreach (@file) {
            s|data/||;        # Get rid of data/
            s/\.musing//;        # Get rid of .musing
            $output .= "<li><a href=\"muse.cgi?node=$_\">$_</a></li>\n
+";
        }

        $output = "<html>\n<head><title>Muse</title></head>\n<body>\n<
+u><b style=\"font-size: 24pt\">MUSE</b></u><br><br>\n" .
            "Musings: \n<ul>\n$output\n</ul>";

        $output .= '<form action="muse.cgi" method="post"><input type=
+"text" name="node"><input type="submit" value="New Musing"></form>';
        $output .= "</body>\n</html>";
    }


    ## OUTPUT
    print $output;


}

[download]

In reply to Muse - Personal Interlinked Encyclopedia Builder by Pedro Picasso

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.