#!/usr/bin/python

"""

Just a hack to convert rst to xml and then docbook . 

May not containt all the required elements of a docbook .

Just done to make it run for the specific rst for our 

sees documentation.

"""

import xml.etree.ElementTree as ET

#from lxml import etree as ET2

import os 

import re

import subprocess

import os

import pkg_resources

import glob, os, re, sys

"""

chapterno=0

def convert2xml(file):

#    print folder,subfolder,file

    global chapterno

    name=file.split('/')[-1]

    name=str(chapterno)+name.split('.')[0]

#    full_file=os.path.join(folder,file)    

#    if file.endswith('.rst'):    

    print file	    

    xml_file=name+'.xml'        

    command="rst2xml.py %s > %s" %(file , xml_file)

    print command        

    a=subprocess.Popen(command , shell=True)

def walk(repo):

    global chapterno

    mainfolder='/home/amit/sttp_latest/'    

    for readline in open('index.config','r').readlines():

        chapterno+=1		

        filename=mainfolder+readline

        convert2xml(filename)

"""

def convert2docbook(name ,xml_string):

    """changing tags to convert the xml to docbook"""	

    xml_string=re.sub('<strong>','<emphasis role="strong">', xml_string)   

    xml_string=re.sub('</strong>' ,'</emphasis>',xml_string)   

    xml_string=re.sub('<literal_block xml:space="preserve">','<literal_block xml:space="preserve">\n',xml_string)	

    xml_string=re.sub('<literal_block xml:space="preserve">','<programlisting>',xml_string)

    xml_string=re.sub('</literal_block>','</programlisting>',xml_string)

    xml_string=re.sub('<paragraph>' ,'<para>',xml_string)

    xml_string=re.sub('</paragraph>' ,'</para>',xml_string)  

    xml_string=re.sub('<bullet_list bullet="[-*+]">','<itemizedlist mark="*">',xml_string,)

    xml_string=re.sub('</bullet_list>','</itemizedlist>',xml_string)

    xml_string=re.sub('<list_item>','<listitem>',xml_string)	

    xml_string=re.sub('</list_item>','</listitem>',xml_string)	

    xml_string=re.sub('<enumerated_list enumtype="arabic" prefix="." suffix=".">', '<orderedlist numeration="arabic">',xml_string)

    xml_string=re.sub('<enumerated_list enumtype="arabic" prefix="" suffix=".">',  '<orderedlist numeration="arabic">',xml_string)  

    xml_string=re.sub('</enumerated_list>', '</orderedlist>',xml_string)

    xml_string=re.sub('<line_block>', '',xml_string)

    xml_string=re.sub('</line_block>', '',xml_string)

    xml_string=re.sub('<line>', '',xml_string)

    xml_string=re.sub('</line>', '',xml_string)   

    xml_string=re.sub('<block_quote>', '',xml_string)

    xml_string=re.sub('</block_quote>', '',xml_string)

    xml_string=re.sub('<title_reference>', '',xml_string)

    xml_string=re.sub('</title_reference>', '',xml_string)	

    xml_string=re.sub('<definition>', '',xml_string)

    xml_string=re.sub('</definition>', '',xml_string)

    xml_string=re.sub('<definition_list_item>', '',xml_string)	

    xml_string=re.sub('</definition_list_item>', '',xml_string)

    xml_string=re.sub('<definition_list>', '',xml_string)	

    xml_string=re.sub('</definition_list>', '',xml_string)	

    xml_string=re.sub('<term>', '',xml_string)

    xml_string=re.sub('</term>', '',xml_string)

    xml_string=re.sub('<entry>', '',xml_string)	

    xml_string=re.sub('</entry>', '',xml_string) 	

    xml_string=re.sub('<row>', '',xml_string)	

    xml_string=re.sub('</row>', '',xml_string)	

    xml_string=re.sub('<tbody>', '',xml_string)	

    xml_string=re.sub('</tbody>', '',xml_string)	

    xml_string=re.sub('<table>', '',xml_string)			

    xml_string=re.sub('</table>', '',xml_string)	

    xml_string=re.sub('<thead>', '',xml_string)	

    xml_string=re.sub('</thead>', '',xml_string)	

    xml_string=re.sub('<tgroup.*"/>', '',xml_string)

    xml_string=re.sub('</tgroup>', '',xml_string)	

    chapter= ET.Element("chapter")

    article=ET.SubElement(chapter,"article")

    articleinfo=ET.SubElement(article,"articleinfo")

    try:	

#        print name    

        tree = ET.fromstring(xml_string)

    except:

        pass        

        #print name        

      #  tree=ET2.fromstring(xml_string)    

        #print "xml_string problem"	

    #   print "fromstring"	

    try:    

        title= ET.SubElement(articleinfo,"title") 

        title_element=tree.find('title')

        title.text=title_element.text

        article.insert(1,tree)	

    except:

        if name not in ('ch12index.xml',):        

            title= ET.SubElement(articleinfo,"title") 

            section_element=tree.find('section')

            title_element=section_element.find('title')

            title.text=title_element.text

            article.insert(1,tree)                

    xml_string=ET.tostring(chapter)

    xml_string=xml_string.replace('\\',' ')    

    xml_string=re.sub('<document[-A-Za-z=/_" .0-9:]*>' ,'',xml_string)

    xml_string=re.sub('</document>' ,'',xml_string)

#    xml_string=re.sub('</section></section></section>' ,'</section></section>',xml_string)    

    return xml_string

if __name__=='__main__':

    for name in names:

    #print name        

    #xml_string=open(name,'r').read()

        xml_string=open(name,'r').read()

        xml_string=convert2docbook(name,xml_string)

        docbook_file=name.split('.')[0]+'.docbook'

        f=open(docbook_file,'w')

        try:        

	        f.write(xml_string)

        except:

	        pass