import tempfile

import os

import os.path

import shutil

from ldt.utils import zipfileext

import urllib

# import ldt.utils.log

import ldt.utils.xml

from django.conf import settings

from models import Content

import xml

import xml.dom

import xml.dom.minidom

import xml.dom.ext

import xml.xpath

import fnmatch

import uuid

import shutil

import lucene

from ldt.ldt import STORE

from ldt.ldt import ANALYZER

def Property(func):

    return property(**func()) 

class ContentIndexer(object):

        def __init__(self, contentList, writer, decoupage_blackList = settings.DECOUPAGE_BLACKLIST):

                self.__contentList = contentList

                self.__decoupage_blacklist = decoupage_blackList

                self.__writer = writer

        @Property

        def decoupage_blacklist(): #@NoSelf

            doc = """get blacklist""" #@UnusedVariable

            def fget(self):

                if self.__decoupage_blacklist is None:

                    self.__decoupage_blacklist = ()

                return self.__decoupage_blacklist

            def fset(self, value):

                self.__decoupage_blacklist = value

            def fdel(self):

                del self.__decoupage_blacklist

            return locals()

        def index_all(self):

            for content in self.__contentList:

                self.index_content(content)

        def index_content(self, content):

            url =content.iri_url()

            filepath = urllib.urlopen(url)

            doc = xml.dom.minidom.parse(filepath)

            self.__writer.deleteDocuments(lucene.Term("iri_id", content.iri_id))

            con = xml.xpath.Context.Context(doc, 1, 1, None)

            res = xml.xpath.Evaluate("/iri/body/ensembles/ensemble", context=con)

            for ensemble in res:

                ensembleId = ensemble.getAttribute("id")

                for decoupageNode in ensemble.childNodes:

                    if decoupageNode.nodeType != xml.dom.Node.ELEMENT_NODE or decoupageNode.tagName != "decoupage"  or decoupageNode.getAttribute("id") in self.decoupage_blacklist:

                        continue

                    decoupId = decoupageNode.getAttribute("id")

                    res = xml.xpath.Evaluate("elements/element", decoupageNode)

                    for elementNode in res:

                        doc = lucene.Document()

                        elementId = elementNode.getAttribute("id")

                        tags = elementNode.getAttribute("tags")

                        if tags is not None:                            

                            tags.replace(",", ";")

                        if tags is None or len(tags) == 0:

                            tags = ""

                            restagnode = xml.xpath.Evaluate("tag/text()", elementNode)

                            for tagnode in restagnode:

                                tags = tags + " ; " + tagnode.data

                        if tags is None or len(tags) == 0:

                            tags = ""

                            restagnode = xml.xpath.Evaluate("tags/tag/text()", elementNode)

                            for tagnode in restagnode:

                                tags = tags + " ; " + tagnode.data                            

                        title = ""

                        for txtRes in xml.xpath.Evaluate("title/text()", elementNode): 

                            title = title + txtRes.data 

                        abstract = ""

                        for txtRes in xml.xpath.Evaluate("abstract/text()", elementNode): 

                            abstract = abstract + txtRes.data 

                        doc.add(lucene.Field("iri_id", content.iri_id, lucene.Field.Store.YES, lucene.Field.Index.UN_TOKENIZED))

                        doc.add(lucene.Field("ensemble_id", ensembleId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("decoupage_id", decoupId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("element_id", elementId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("tags", tags, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("title", title, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("abstract", abstract, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("all", " ".join([tags, title, abstract]), lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        self.__writer.addDocument(doc)

            self.__writer.flush()

class ProjectIndexer(object):

        def __init__(self, projectList, writer, decoupage_blackList = settings.DECOUPAGE_BLACKLIST):

                self.__projectList = projectList

                self.__decoupage_blacklist = decoupage_blackList

                self.__writer = writer

        @Property

        def decoupage_blacklist(): #@NoSelf

            doc = """get blacklist""" #@UnusedVariable

            def fget(self):

                if self.__decoupage_blacklist is None:

                    self.__decoupage_blacklist = ()

                return self.__decoupage_blacklist

            def fset(self, value):

                self.__decoupage_blacklist = value

            def fdel(self):

                del self.__decoupage_blacklist

            return locals()

        def index_all(self):

            for project in self.__projectList:

                self.index_project(project)

        def index_project(self, project):

            # pocketfilms.utils.log.debug("Indexing project : "+str(project.iri_id))

            doc = xml.dom.minidom.parseString(project.ldt)

            self.__writer.deleteDocuments(lucene.Term("iri_id", project.iri_id))

            con = xml.xpath.Context.Context(doc, 1, 1, None)

            res = xml.xpath.Evaluate("/iri/annotations/content", context=con)

            for content in res:

                contentId = content.getAttribute("id")

                ensembleId = "ens_perso"

                for decoupageNode in content.childNodes:

                    # pocketfilms.utils.log.debug("Indexing content decoupage : "+ repr(decoupageNode.nodeType) + " in " + repr(self.decoupage_blacklist))

                    if decoupageNode.nodeType != xml.dom.Node.ELEMENT_NODE or decoupageNode.tagName != "decoupage"  or decoupageNode.getAttribute("id") in self.decoupage_blacklist:

                        continue

                    decoupId = decoupageNode.getAttribute("id")

                    res = xml.xpath.Evaluate("elements/element", decoupageNode)

                    for elementNode in res:

                        doc = lucene.Document()

                        elementId = elementNode.getAttribute("id")

                        tags = elementNode.getAttribute("tags")

                        if tags is not None:                            

                            tags.replace(",", ";")

                        if tags is None or len(tags) == 0:

                            tags = ""

                            restagnode = xml.xpath.Evaluate("tag/text()", elementNode)

                            for tagnode in restagnode:

                                tags = tags + " ; " + tagnode.data

                        if tags is None or len(tags) == 0:

                            tags = ""

                            restagnode = xml.xpath.Evaluate("tags/tag/text()", elementNode)

                            for tagnode in restagnode:

                                tags = tags + " ; " + tagnode.data                            

                        title = ""

                        for txtRes in xml.xpath.Evaluate("title/text()", elementNode): 

                            title = title + txtRes.data 

                        abstract = ""

                        for txtRes in xml.xpath.Evaluate("abstract/text()", elementNode): 

                            abstract = abstract + txtRes.data 

                        doc.add(lucene.Field("project_id", project.iri_id, lucene.Field.Store.YES, lucene.Field.Index.UN_TOKENIZED))              

                        doc.add(lucene.Field("iri_id", contentId, lucene.Field.Store.YES, lucene.Field.Index.UN_TOKENIZED))

                        doc.add(lucene.Field("ensemble_id", ensembleId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("decoupage_id", decoupId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("element_id", elementId, lucene.Field.Store.YES, lucene.Field.Index.NO))

                        doc.add(lucene.Field("tags", tags, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("title", title, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("abstract", abstract, lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        doc.add(lucene.Field("all", " ".join([tags, title, abstract]), lucene.Field.Store.NO, lucene.Field.Index.TOKENIZED))

                        self.__writer.addDocument(doc)

            self.__writer.flush()