#
# Copyright (c) 2001 Bizar Software Pty Ltd (http://www.bizarsoftware.com.au/)
# This module is free software, and you may redistribute it and/or modify
# under the same terms as Python, so long as this copyright message and
# disclaimer are retained in their original form.
#
# IN NO EVENT SHALL BIZAR SOFTWARE PTY LTD BE LIABLE TO ANY PARTY FOR
# DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING
# OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE.  THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
# BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
# SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
# 
# $Id: builder.py,v 1.4 2002-09-13 04:39:12 richard Exp $
import os, sys, glob, errno, re

__doc__ = """
Collect template parts and create instance template files.
"""

preamble = """ 
# Do Not Edit (Unless You Want To)
# This file automagically generated by roundup.templatebuilder.makeHtmlBase
# 
"""

def makeHtmlBase(templateDir):
    ''' make a <template>_htmlbase.py file in rondup.tempaltes, from the
        contents of templateDir/html
    '''
    print "packing up templates in", templateDir

    filelist = glob.glob(os.path.join(templateDir, 'html', '*'))
    filelist = filter(os.path.isfile, filelist) # only want files
    filelist.sort()

    # ok, figure the template name and templates dir
    dir, name = os.path.split(templateDir)

    fd = open(os.path.join(dir, '%s_htmlbase.py'%name), 'w')
    fd.write(preamble)
    for file in filelist:
        # skip the backup files created by richard's vim
        if file[-1] == '~': continue
        mangled_name = os.path.basename(file).replace('.','DOT')
        fd.write('%s = """'%mangled_name)
        fd.write(re.sub(r'\$((Id|File|Log).*?)\$', r'dollar\1dollar',
            open(file).read(), re.I))
        fd.write('"""\n\n')
    fd.close()

def installHtmlBase(template, installDir):
    ''' passed a template name and an installDir, unpacks the html files into
        the installdir
    '''
    tmod = '%s_htmlbase'%template
    tdir = __import__('roundup.templates.'+tmod).templates
    if hasattr(tdir, tmod):
        htmlbase = getattr(tdir, tmod)
    else:
        raise "TemplateError", \
            "couldn't find roundup.templates.%s_htmlbase"%template
    installDir = os.path.join(installDir, 'html')
    try:
        os.makedirs(installDir)
    except OSError, error:
        if error.errno != errno.EEXIST: raise

#    print "installing from", htmlbase.__file__, "into", installDir
    modulecontents = dir(htmlbase)
    for mangledfile in modulecontents:
        if mangledfile.startswith('__') and mangledfile.endswith('__'):
            continue
        filename = re.sub('DOT', '.', mangledfile)
        outfile = os.path.join(installDir, filename)
        outfd = open(outfile, 'w')
        data = getattr(htmlbase, mangledfile)
        outfd.write(data)
    
if __name__ == "__main__":
    if len(sys.argv) == 2:
        makeHtmlBase(sys.argv[1])
    elif len(sys.argv) == 3:
        installHtmlBase(sys.argv[1], sys.argv[2])
    else:
        print "Usage: %s <template directory>"%sys.argv[0]

# vim: set filetype=python ts=4 sw=4 et si