erik/bookmarks2opml
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12/22/00: Added & -> & matching pattern to cleanText() and cleanLink().

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12/22/00: Added cleanText(). Changed local() calls to my().
12/21/00: Improved link/url expression matching.
12/20/00: Added cleanLink().
12/18/00: Initial coding.
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Erik C. Thauvin 2002-07-26 04:16:54 +00:00
commit 92b57987d1
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#!/usr/bin/perl
# $Id$
#
# File: bookmarks2opml.pl
#
# Function: Converts IE Bookmarks/Favorites from HTML to OPML
#
# Author(s): Erik C. Thauvin (erik@thauvin.net)
#
# Copyright: Copyright (C) 2000 Erik C. Thauvin
# All Rights Reserved.
#
# Source: Started anew.
#
# Notes: Usage: bookmarks2opml.pl bookmarks.htm
# --> bookmarks.opml
#
#
# History:
#
# 12/22/00 ECT Added & -> & matching pattern to cleanText()
# and cleanLink().
# 12/22/00 ECT Added cleanText().
# Changed local() calls to my().
# 12/21/00 ECT Improved link/url expression matching.
# 12/20/00 ECT Added cleanLink().
# 12/18/00 ECT Initial coding.
#
#
# Disclaimer:
#
# This software is provided "as is" without express or implied warranties.
# Permission is granted to use, copy, modify and distribute this software,
# provided this disclaimer and copyright are preserved on all copies. This
# software may not, however, be sold or distributed for profit, or included
# with other software which is sold or distributed for profit, without the
# permission of the author.
#
# Declare local variables
my($progname, $bookmarks, $title, $body, $opmlfile);
# Get the program's name
($progname = $0) =~ s/.*\///;
# One argument is required, the name of the bookmarks file
if (scalar @ARGV == 1)
{
$bookmarks = shift;
}
else
{
die "Usage: $progname <bookmarks-filename>\n";
}
#
# The Truth is Out There!
#
# Open the bookmarks file
open(F, "$bookmarks") || die "$progname: Could not open $bookmarks: $!\n";
# Read the bookmarks file
while (<F>)
{
# Get the title
if (/<TITLE>(.*)<\/TITLE>/i)
{
$title = $1;
}
# Get directory names
elsif (/<DT><H3.*>(.*)<\/H3>/i)
{
# Build directory outline
$body .= '<outline text="' . cleanText($1) . "\">\n";
next;
}
# Get end of directory marker
elsif (/\s<\/DL>/i)
{
# Close directory outline
$body .= "<\/outline>\n";
next;
}
# Get link reference
elsif (/<DT><A HREF=\"(\S+)\" .*\">(.*)<\/A>/i)
{
# Build link outline
$body .= '<outline text="' . cleanText($2) . '" type="link" url="' . cleanLink($1) . "\" \/>\n";
next;
}
}
# Close bookmarks file
close(F);
# Remove extra newline
chomp($body);
chomp($title);
# OPML output filename is based on bookmarks
$opmlfile = $bookmarks;
# Remove path, if any
$opmlfile =~ s/.*\/(.*)/$1/;
# Remove .???? suffix, if any
$opmlfile =~ s/(.*)\..*/$1/;
# Add .opml suffix
$opmlfile .= '.opml';
# Open OPML output file
open(F, ">$opmlfile") || die "$progname: Could not open $opmlfile: $!\n";
# Generate simple XML/OPML document
print F <<EOT;
<?xml version="1.0" encoding="ISO-8859-1"?>
<opml version="1.0">
<head>
<title>$title</title>
</head>
<body>
$body
</body>
</opml>
EOT
# Close OPML file
close(F);
# Change OPML file type to Radio UserLand (MacPerl only)
if ($MacPerl::Version)
{
MacPerl::SetFileInfo("Radu ", "OPML", $opmlfile);
}
#
# URL-Encode problematic characters
#
sub cleanLink()
{
my($link) = @_;
$link =~ s/>/%3F/g;
$link =~ s/</%3C/g;
$link =~ s/'/%27/g;
$link =~ s/"/%22/g;
$link =~ s/&(?!(#[0-9]+|#x[0-9a-fA-F]+|\w+);)/&amp;/g;
return $link
}
#
# HTML-Encode problematic characters
#
sub cleanText()
{
my($link) = @_;
$link =~ s/>/&gt;/g;
$link =~ s/</&lt;/g;
$link =~ s/"/&quot;/g;
$link =~ s/&(?!(#[0-9]+|#x[0-9a-fA-F]+|\w+);)/&amp;/g;
return $link
}