#!/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
repo=sys.argv[1]
names = glob.glob(os.path.join(repo , 'ch*.xml'))
"""
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