#!/usr/bin/python
#
# Convert HTML generated from DocBook (i.e. xmlto) to PHP files for
# fedora.redhat.com website
# Copyright (C) 2006 Paul W. Frields <stickster@gmail.com>
# This script is licensed under the GNU General Public License (GPL) v2.0.
#
# Designed after Tammy Fox's original script (C) 2003.

import sys, os
import re
from glob import glob

_debug = 0

html_files = sys.argv[1:]
mungelist = []

def mungeFileRefs(fname, htmlfilename):
    try:
        f = open(fname, 'r')
    except:
        print "Cannot open file", fname
        sys.exit(10)
    else:
        data = f.read()
        f.close()
        try:
            f = open(fname, 'w')
        except:
            print "Cannot write to file", fname
            sys.exit(11)
        else:
            f.write(data.replace(htmlfilename,
                                 htmlfilename.replace('.html', '.php')))
            f.close()


if html_files == []:
    print "Usage: docbookhtml2php.py <html_files>"
    sys.exit(2)

if _debug:  print html_files

for file in html_files:
    try:
        infile = open(file, "r")
    except:
        print "Could not open file", file
        sys.exit(3)
    else:
        content = infile.read()
        infile.close()
    
    header_include = ''.join(['<?\n\n',
                              'include("site.inc");\n',
                              '$template = new Page;\n',
                              '$template->initCommon();\n',
                              '$template->displayHeader();\n\n',
                              '?>\n\n'])
    # The PHP "Date" string is broken up to prevent CVS from seeing it
    footer_include = ''.join(['\n',
                              '<?\n\n',
                              '$template->displayFooter(',
                              "'$", 'Date', "$'",
                              ');\n\n',
                              '?>\n'])
    content = re.sub('<.*alink.*?>', header_include, content)

    content = re.sub('<\/body.*>', footer_include, content)
    phpfilename = file.split('.html')[0] + '.php'
    try:
        outfile = open(phpfilename, 'w')
    except:
        print "Could not open output file", phpfilename
        sys.exit(4)
    else:
        outfile.write(content)
        outfile.close()
        mungelist.append(file)

    if _debug: print mungelist

phpfiles = glob("*.php")
for phpfile in phpfiles:
    for m in mungelist:
        mungeFileRefs(phpfile, m)