#
# Author : Gérald FENOY
#
# Copyright 2008-2013 GeoLabs SARL. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#

import uno
import getopt, sys, os

from unohelper import Base, systemPathToFileUrl, absolutize

from com.sun.star.beans import PropertyValue
from com.sun.star.script import CannotConvertException
from com.sun.star.lang import IllegalArgumentException
from com.sun.star.task import ErrorCodeIOException
from com.sun.star.io import IOException, XOutputStream
from com.sun.star.style.BreakType import PAGE_BEFORE, PAGE_AFTER
from com.sun.star.text.ControlCharacter import PARAGRAPH_BREAK

from xml.dom import minidom 
import sys 

keep_trace=''

def addToText(cursor,text,level,value):
    if level==1:
        cursor.NumberingStyleName = "NONE"
        cursor.ParaStyleName="Heading 1"
        text.insertString( cursor, value , 0 )
        text.insertControlCharacter( cursor, PARAGRAPH_BREAK , 0 )
        #print  >> sys.stderr,' * Main Title : ' + value
    else:
        i=0
        prefix=''
        while i < level-1:
            prefix+=' '
            i+=1
        cursor.NumberingStyleName="List "+str(level-1)
        text.insertString( cursor, prefix+value , 0 )
        text.insertControlCharacter( cursor, PARAGRAPH_BREAK , 0 )
        cursor.NumberingStyleName = "NONE"
	#print  >> sys.stderr,dir(sys.stderr)
        #print >> sys.stderr,prefix+' * NumberingStyleName '+str(level-1)+' '+value.encode('iso-8859-15')

def printChildren(cursor,text,node,level,keep_trace):
    if node.nodeType==3:
        level-=1

    if not(node.nodeValue!=None and len(node.nodeValue.replace(' ',''))!=1 and keep_trace!='' and keep_trace!=None):
        if keep_trace!='':
            addToText(cursor,text,level-1,keep_trace)
        keep_trace=node.nodeName

    if node.hasChildNodes():
        for i in node.childNodes:
            printChildren(cursor,text,i,level+1,keep_trace)
            keep_trace=''
    else:
        if node.nodeValue != None and len(node.nodeValue.replace(' ',''))>1:
            addToText(cursor,text,level-1,keep_trace+' : '+node.nodeValue)
            keep_trace=''
        else:
            if node.nodeValue != None and len(node.nodeValue.replace(' ',''))>1:
                addToText(cursor,text,level-1,keep_trace+' : '+node.nodeValue)
                keep_trace=''
            else:
                if keep_trace!='#text':
                    addToText(cursor,text,level-1,keep_trace)
                    keep_trace=''

    if node.nodeType==1 and node.hasAttributes():
        i=0
        while i<node.attributes.length:
            addToText(cursor,text,level,'(attr) '+node.attributes.keys()[i] + ' : ' + node.attributes[node.attributes.keys()[i]].value)
            i+=1

        

def Xml2Pdf(conf,input,output):
    localContext = uno.getComponentContext()
    resolver = localContext.ServiceManager.createInstanceWithContext("com.sun.star.bridge.UnoUrlResolver", localContext )
    ctx = resolver.resolve( "uno:socket,host=127.0.0.1,port=3662;urp;StarOffice.ComponentContext" )
    smgr = ctx.ServiceManager
    desktop = smgr.createInstanceWithContext( "com.sun.star.frame.Desktop",ctx)
    adressDoc=systemPathToFileUrl(input["doc"]["value"])
    propFich=PropertyValue("Hidden", 0, True, 0),
    try:
        myDocument = desktop.loadComponentFromURL(adressDoc,"_blank",0,propFich)
	#Prefer to create a new document without any style ?
        #myDocument = desktop.loadComponentFromURL("private:factory/writer","_blank",0,propFich)
    except:
        conf["lenv"]["message"]='Unable to load input document'
	return 4
    text = myDocument.Text
    cursor = text.createTextCursor()
    cursor.gotoStart(0)
    cursor.gotoEnd(1)
    xmldoc = minidom.parseString(input['xml']['value'])

    if xmldoc.hasChildNodes():
        for i in xmldoc.childNodes:
            if i.nodeType==1:
                cursor.ParaStyleName="Title"
                text.insertString( cursor, i.nodeName , 0 )
                text.insertControlCharacter( cursor, PARAGRAPH_BREAK , 0 )
                #print >> sys.stderr,' * 1st level' + i.nodeName
                if i.hasChildNodes():
                    for j in i.childNodes:
                        printChildren(cursor,text,j,2,'')

    tmp=myDocument.StyleFamilies.getByName("NumberingStyles")

    tmp1=tmp.getByName("Puce 1")

    prop1Fich = ( PropertyValue( "FilterName" , 0, "writer_pdf_Export", 0 ),PropertyValue( "Overwrite" , 0, True , 0 ) )
    outputDoc=systemPathToFileUrl("/tmp/output.pdf")
    myDocument.storeToURL(outputDoc,prop1Fich)

    myDocument.close(True)
    ctx.ServiceManager
    output["Document"]["value"]= open('/tmp/output.pdf', 'r').read()
    print >> sys.stderr,len(output["Document"]["value"])
    return 3

#To run test from command line uncomment the following line:
#xml2pdf({},{"file":{"value":"/tmp/demo.xml"},"doc":{"value":"/tmp/demo.odt"}},{})