teixml.py 40.5 KB
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#-*- coding:utf-8 -*-
from semantics.models import LexicalUnitExamples

#Copyright (c) 2015, Bartłomiej Nitoń
#All rights reserved.

#Redistribution and use in source and binary forms, with or without modification, are permitted provided 
#that the following conditions are met:

#    Redistributions of source code must retain the above copyright notice, this list of conditions and 
#    the following disclaimer.
#    Redistributions in binary form must reproduce the above copyright notice, this list of conditions 
#    and the following disclaimer in the documentation and/or other materials provided with the distribution.

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED 
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
# POSSIBILITY OF SUCH DAMAGE.

'''
File with functions responsible for creating TEI xml.
'''

import codecs
import datetime
import operator

from lxml import etree
from xml.sax.saxutils import escape

from dictionary.models import Atribute_Model, Frame_Opinion_Value, \
                              Frame_Char_Model, PositionCategory, \
                              Argument_Model, \
                              sortArguments, sortatributes, sortPositions
from dictionary.common_func import getArgsList

XML_NAMESPACE = 'http://www.w3.org/XML/1998/namespace'
                                       

def createteixml(outpath, lemmas, sort_reflex_vals,
                   sort_aspect_vals, sort_neg_vals, sort_pred_vals, frame_char_models,
                   form_dict, q_frame_opinions, real_arg_models):
    root = write_root()
    write_header(root)
    write_entries(root, lemmas, sort_reflex_vals, 
                  sort_aspect_vals, sort_neg_vals, sort_pred_vals, frame_char_models, 
                  form_dict, q_frame_opinions, real_arg_models)
    with codecs.open(outpath, 'wt', 'utf-8') as output_file:
        output_file.write(etree.tostring(root, pretty_print = True))
        
def write_root():
    root = etree.Element('TEI')
    root.attrib[etree.QName(XML_NAMESPACE, 'lang')] = 'pl'
    root.attrib['xmlns'] = 'http://www.tei-c.org/ns/1.0'
    return root
    
def write_header(root):
    tei_header = etree.SubElement(root, 'teiHeader')
    file_desc = etree.SubElement(tei_header, 'fileDesc')
    
    title_stmt = etree.SubElement(file_desc, 'titleStmt')
    title = etree.SubElement(title_stmt, 'title')
    title.text = 'Polish Valence Dictionary (Walenty)'
#    
    publication_stmt = etree.SubElement(file_desc, 'publicationStmt')
    publisher = etree.SubElement(publication_stmt, 'publisher')
    publisher.text = 'IPI PAN ZIL'
    date = etree.SubElement(publication_stmt, 'date')
    date.attrib['when'] = datetime.datetime.now().strftime('%Y-%m-%d')
    
    source_desc = etree.SubElement(file_desc, 'sourceDesc')
    p = etree.SubElement(source_desc, 'p')
    p.text = 'File generated using Slowal. Mentioned tool available at: walenty.ipipan.waw.pl.'
    
def write_entries(root, lemmas, sort_reflex_vals, 
                   sort_aspect_vals, sort_neg_vals, sort_pred_vals, frame_char_models, 
                   form_dict, q_frame_opinions, real_arg_models):
    text = etree.SubElement(root, 'text')
    body = etree.SubElement(text, 'body')
    for lemma in lemmas:
        frame_opinions = None
        if q_frame_opinions:
            frame_opinions = lemma.frame_opinions.filter(reduce(operator.or_, q_frame_opinions))
        write_entry(body, lemma, sort_reflex_vals, 
                    sort_aspect_vals, sort_neg_vals, sort_pred_vals, frame_char_models,
                    form_dict, frame_opinions, real_arg_models)
        
def write_entry(body_elem, lemma, sort_reflex_vals, 
                 sort_aspect_vals, sort_neg_vals, sort_pred_vals, 
                 frame_char_models, form_dict, frame_opinions, real_arg_models):
    entry_xml_id = 'wal_%s-ent' % str(lemma.entry_obj.id)
    entry_elem = etree.SubElement(body_elem, 'entry')
    entry_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = entry_xml_id
    
    form_elem = etree.SubElement(entry_elem, 'form')
    orth_elem = etree.SubElement(form_elem, 'orth')
    orth_elem.text = lemma.entry
    pos_elem = etree.SubElement(form_elem, 'pos')
    pos_elem.text = lemma.entry_obj.pos.tag
    
    write_syntactic_layer(entry_elem, lemma, form_dict,
                          sort_reflex_vals, sort_aspect_vals, 
                          sort_neg_vals, sort_pred_vals,
                          frame_opinions, real_arg_models)
    write_examples_layer(entry_elem, lemma)
    write_semantic_layer(entry_elem, lemma)
    write_meanings_layer(entry_elem, lemma)
    write_connections_layer(entry_elem, lemma)
    
def write_syntactic_layer(entry_elem, lemma, form_dict,
                             sort_reflex_vals, sort_aspect_vals, 
                             sort_neg_vals, sort_pred_vals,
                             frame_opinions, real_arg_models):
    synt_layer_fs_elem = etree.SubElement(entry_elem, 'fs')
    synt_layer_fs_elem.attrib['type'] = 'syntacticLayer'
    schemata_f_elem =  etree.SubElement(synt_layer_fs_elem, 'f')
    schemata_f_elem.attrib['name'] = 'schemata'
    vColl_elem = etree.SubElement(schemata_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for reflex_val in sort_reflex_vals:
        for neg_val in sort_neg_vals:
            for pred_val in sort_pred_vals:
                for aspect_val in sort_aspect_vals:
                    matchingframes = lemma.get_frames_by_char_values(reflex_val=reflex_val, 
                                                                     neg_val=neg_val, 
                                                                     pred_val=pred_val, 
                                                                     aspect_val=aspect_val).order_by('text_rep')
                    for frame in matchingframes:
                        if not form_dict['frame_opinions'] or (frame_opinions and frame_opinions.filter(frame=frame).count() > 0):  
                            write_schema(vColl_elem, frame, lemma, real_arg_models)
        
def write_schema(parent_elem, schema, lemma, real_arg_models):
    
    schema_xml_id = 'wal_%s.%s-sch' % (str(lemma.entry_obj.id), str(schema.id))
    
    schema_fs_elem = etree.SubElement(parent_elem, 'fs')
    schema_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = schema_xml_id
    schema_fs_elem.attrib['type'] = 'schema'
    # opinia o ramce
    try:  
        schema_opinion = lemma.frame_opinions.filter(frame=schema).all()[0].value.short
    except IndexError:
        schema_opinion = 'unk'
    opinion_f_elem = etree.SubElement(schema_fs_elem, 'f')
    opinion_f_elem.attrib['name'] = 'opinion'
    opinion_symbol = etree.SubElement(opinion_f_elem, 'symbol')
    opinion_symbol.attrib['value'] = schema_opinion
    
    # zwrotnosc
    reflex = 'false'
    if schema.characteristics.filter(type=u'ZWROTNOŚĆ', value__value=u'się').exists():
        reflex = 'true'
    selfmark_f_elem = etree.SubElement(schema_fs_elem, 'f')
    selfmark_f_elem.attrib['name'] = 'selfMark'
    selfmark_binary = etree.SubElement(selfmark_f_elem, 'binary')
    selfmark_binary.attrib['value'] = reflex
    
    # aspekt
    aspect = schema.characteristics.get(type=u'ASPEKT').value.value
    aspect_f_elem = etree.SubElement(schema_fs_elem, 'f')
    aspect_f_elem.attrib['name'] = 'aspect'
    if aspect:
        aspect_symbol = etree.SubElement(aspect_f_elem, 'symbol')
        aspect_symbol.attrib['value'] = aspect
    
    # negatywnosc
    negativity = schema.characteristics.get(type=u'NEGATYWNOŚĆ').value.value
    negativity_f_elem = etree.SubElement(schema_fs_elem, 'f')
    negativity_f_elem.attrib['name'] = 'negativity'
    if negativity:
        negativity_symbol = etree.SubElement(negativity_f_elem, 'symbol')
        negativity_symbol.attrib['value'] = negativity
    
    # predykatywnosc     
    predicativity = schema.characteristics.get(type=u'PREDYKATYWNOŚĆ').value.value
    predicativity_f_elem = etree.SubElement(schema_fs_elem, 'f')
    predicativity_f_elem.attrib['name'] = 'predicativity'
    if predicativity:
        predicativity_symbol = etree.SubElement(predicativity_f_elem, 'symbol')
        predicativity_symbol.attrib['value'] = predicativity
    
    # pozycje składniowe
    write_positions_feature(schema, schema_xml_id, schema_fs_elem, real_arg_models)
    
def write_positions_feature(schema, schema_xml_id, parent_elem, real_arg_models):
    sorted_pos_dict = sortPositions(schema.positions.all())
    if sorted_pos_dict:
        positions_f_elem = etree.SubElement(parent_elem, 'f')
        positions_f_elem.attrib['name'] = 'positions'
        vColl_elem = etree.SubElement(positions_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        for position in sorted_pos_dict:
            write_position_elem(vColl_elem, schema_xml_id, position['position'], real_arg_models)
        
def write_position_elem(parent_elem, schema_xml_id, position, real_arg_models):
    position_xml_id = schema_xml_id.replace(u'-sch', '.%d-psn' % position.id)
    
    position_fs_elem = etree.SubElement(parent_elem, 'fs')
    position_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = position_xml_id
    position_fs_elem.attrib['type'] = 'position'

    functions = position.categories.filter(control=False)
    if functions.exists():
        function_f_elem = etree.SubElement(position_fs_elem, 'f')
        function_f_elem.attrib['name'] = 'function'
        function_symbol_elem = etree.SubElement(function_f_elem, 'symbol')
        function_symbol_elem.attrib['value'] = functions[0].category
    
    write_control_features(position_fs_elem, position)
    write_phrases_feature(position_fs_elem, position, position_xml_id, real_arg_models)
    
def write_control_features(parent_elem, position):
    controls1 = position.categories.filter(control=True).exclude(category__endswith='2')
    if controls1.exists():
        control = controls1[0].category
        control1_f_elem = etree.SubElement(parent_elem, 'f')
        control1_f_elem.attrib['name'] = 'control1'
        control1_symbol_elem = etree.SubElement(control1_f_elem, 'symbol')
        control1_symbol_elem.attrib['value'] = control
           
    controls2 = position.categories.filter(control=True, category__endswith='2')
    if controls2.exists():
        control = controls2[0].category
        control2_f_elem = etree.SubElement(parent_elem, 'f')
        control2_f_elem.attrib['name'] = 'control2'
        control2_symbol_elem = etree.SubElement(control2_f_elem, 'symbol')
        control2_symbol_elem.attrib['value'] = control
        
def write_phrases_feature(parent_elem, position, position_xml_id, real_arg_models):
    sorted_phrases = sortArguments(getArgsList(position.arguments.all(), real_arg_models))
    if sorted_phrases:
        phrases_f_elem = etree.SubElement(parent_elem, 'f')
        phrases_f_elem.attrib['name'] = 'phrases'
        vColl_elem = etree.SubElement(phrases_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        for phrase in sorted_phrases:
            write_phrase(vColl_elem, phrase, position_xml_id)
    
def write_phrase(parent_elem, phrase, position_xml_id):
    phrase_xml_id = position_xml_id.replace(u'-psn', '.%d-phr' % phrase.id)
    phrase_fs_elem = etree.SubElement(parent_elem, 'fs')
    phrase_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = phrase_xml_id
    phrase_fs_elem.attrib['type'] = phrase.type
    
#    text_rep_elem = etree.SubElement(phrase_fs_elem, 'f')
#    text_rep_elem.attrib['name'] = 'text_rep' 
#    string_elem = etree.SubElement(text_rep_elem, 'string')
#    string_elem.text = phrase.text_rep
    
    write_attributes(phrase_fs_elem, phrase)
        
def write_attributes(parent_elem, phrase):
    attributes = sortatributes(phrase)
    for attribute in attributes:
        write_attribute(parent_elem, attribute)
        
def write_attribute(parent_elem, attribute):
    attribute_model = Atribute_Model.objects.get(atr_model_name=attribute.type)
    attr_f_elem = etree.SubElement(parent_elem, 'f')
    attr_f_elem.attrib['name'] = attribute_model.sym_name
    attr_f_elem.text = unicode(attribute)
    
    
    attribute_type = attribute_model.type.sym_name
    selection_modes = attribute_model.values_selection_modes
    if (attribute_type == 'text' and 
        (not selection_modes.exists() or attribute.values.count() == 1)):
        write_simple_text_attr(attr_f_elem, attribute)
    elif attribute_type == 'text' and selection_modes.exists():
        write_complex_text_attr(attr_f_elem, attribute)
    elif attribute_type == 'parameter' and not selection_modes.exists():
        write_simple_parameter_attr(attr_f_elem, attribute)
    elif attribute_type == 'parameter' and selection_modes.exists():
        write_complex_parameter_attr(attr_f_elem, attribute) #// te complexy to jest RODZAJ
             
#    elif attribute_type == 'argument' and not selection_modes.exists():
#        attribute_objs.append(get_or_create_simple_argument_attr(attribute_models[i], attr_subform_values))
#    elif attribute_type == 'argument' and selection_modes.exists():
#        attribute_objs.append(get_or_create_complex_argument_attr(attribute_models[i], attr_subform_values))
#    elif attribute_type == 'position':
#        attribute_objs.append(get_or_create_positions_attr(attribute_models[i], attr_subform_values))
    
def write_simple_text_attr(parent_elem, attribute):
    string_elem = etree.SubElement(parent_elem, 'string')
    string_elem.text = unicode(attribute)
    
def write_complex_text_attr(parent_elem, attribute):
    complex_lemma_fs_elem = etree.SubElement(parent_elem, 'fs')
    complex_lemma_fs_elem.attrib['type'] = 'complexLemma'
    write_selection_mode_and_separator(complex_lemma_fs_elem, attribute)
    write_lemmas(complex_lemma_fs_elem, attribute)
    
def write_selection_mode_and_separator(parent_elem, attribute):
    selection_mode = attribute.selection_mode.name
    sel_mode_f_elem = etree.SubElement(parent_elem, 'f')
    sel_mode_f_elem.attrib['name'] = 'selectionMode'
    sel_mode_symbol_elem = etree.SubElement(sel_mode_f_elem, 'symbol')
    sel_mode_symbol_elem.attrib['value'] = selection_mode
    
    separator = attribute.separator.symbol
    separator_f_elem = etree.SubElement(parent_elem, 'f')
    separator_f_elem.attrib['name'] = 'separator'
    separator_symbol_elem = etree.SubElement(separator_f_elem, 'symbol')
    separator_symbol_elem.attrib['value'] = separator
    
def write_lemmas(parent_elem, attribute):
    lemmas = [unicode(value) for value in attribute.values]
    lemmas_f_elem = etree.SubElement(parent_elem, 'f')
    lemmas_f_elem.attrib['name'] = 'lemmas'
    vColl_elem = etree.SubElement(lemmas_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for lemma in lemmas:
        lemma_fs_elem = etree.SubElement(vColl_elem, 'fs')
        lemma_fs_elem.attrib['type'] = 'lemma'
        lemma_f_elem = etree.SubElement(lemma_fs_elem, 'f')
        lemma_f_elem.attrib['name'] = 'lemma'
        string_elem = etree.SubElement(lemma_f_elem, 'string')
        string_elem.text = lemma
        
def write_simple_parameter_attr(parent_elem, attribute): # powininen byc symbol, ale takie comprepnp ma spacje
    parent_elem.text = unicode(attribute)
    
def write_complex_parameter_attr(parent_elem, attribute):
    pass
#    selection_mode = attribute_model.values_selection_modes.get(pk=attr_subform_values[0])
#    separator = attribute_model.value_separators.get(pk=attr_subform_values[1])
#    param_models_pks = attr_subform_values[2:]
#    values = [get_parameter_attr_value_from_subform([pk]) for pk in param_models_pks]
#    attr_obj = get_or_create_attribute(attribute_model=attribute_model, 
#                                       values=values, 
#                                       selection_mode=selection_mode, 
#                                       separator=separator)
#    return attr_obj
        
    
def write_examples_layer(parent_elem, lemma):
    examples_layer_elem = etree.SubElement(parent_elem, 'fs')
    examples_layer_elem.attrib['type'] = 'examplesLayer'
    
    examples_f_elem = etree.SubElement(examples_layer_elem, 'f')
    examples_f_elem.attrib['name'] = 'examples'
    
    vColl_elem = etree.SubElement(examples_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    write_examples_feature(vColl_elem, lemma)
    
def write_examples_feature(parent_elem, lemma):
    entry = lemma.entry_obj
    for example in lemma.nkjp_examples.order_by('opinion__priority').all():
        write_example(parent_elem, entry, example)  
    for example in lemma.lemma_nkjp_examples.order_by('opinion__priority').all():
        write_example(parent_elem, entry, example)
        
def write_example(parent_elem, entry, example):
    example_xml_id = u'wal_%s.%s-exm' % (str(entry.id), str(example.id))
    
    example_fs_elem = etree.SubElement(parent_elem, 'fs')
    example_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = example_xml_id
    example_fs_elem.attrib['type'] = 'example'
    
    get_and_write_meaning_link(example_fs_elem, entry, example)
    write_phrases_links(example_fs_elem, entry, example)
    
    sentence_f_elem = etree.SubElement(example_fs_elem, 'f')
    sentence_f_elem.attrib['name'] = 'sentence'
    sentence_content_elem = etree.SubElement(sentence_f_elem, 'string')
    sentence_content_elem.text = escape(example.sentence)
    
    # trzeba do zrodel dodac nazwy symboliczne
    source_f_elem = etree.SubElement(example_fs_elem, 'f')
    source_f_elem.attrib['name'] = 'source'
    source_symbol_elem = etree.SubElement(source_f_elem, 'symbol')
    source_symbol_elem.attrib['value'] = example.source.sym_name
    
    opinion_f_elem = etree.SubElement(example_fs_elem, 'f')
    opinion_f_elem.attrib['name'] = 'opinion'
    opinion_symbol_elem = etree.SubElement(opinion_f_elem, 'symbol')
    opinion_symbol_elem.attrib['value'] = example.opinion.opinion
    
    note_f_elem = etree.SubElement(example_fs_elem, 'f')
    note_f_elem.attrib['name'] = 'note'
    note_content_elem = etree.SubElement(note_f_elem, 'string')
    note_content_elem.text = escape(example.comment)
    
def get_and_write_meaning_link(parent_elem, entry, example):
    try:
        lex_unit_example = LexicalUnitExamples.objects.get(example=example,
                                                           lexical_unit__base=entry.name)
        meaning = lex_unit_example.lexical_unit
        meaning_xml_id = u'#wal_%s.%s-mng' % (str(entry.id), str(meaning.id))
        
        meaning_f_elem = etree.SubElement(parent_elem, 'f')
        meaning_f_elem.attrib['name'] = 'meaning'
        
        meaning_link_elem = etree.SubElement(meaning_f_elem, 'fs')
        meaning_link_elem.attrib['sameAs'] = meaning_xml_id
        meaning_link_elem.attrib['type'] = 'lexicalUnit'
    except LexicalUnitExamples.DoesNotExist:
        pass

def write_phrases_links(parent_elem, entry, example):
    phrases_f_elem = etree.SubElement(parent_elem, 'f')
    phrases_f_elem.attrib['name'] = 'phrases'
    
    vColl_elem = etree.SubElement(phrases_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for phrase_selection in example.arguments.all():
        create_and_write_phrase_link(vColl_elem, entry, example, phrase_selection)
    
def create_and_write_phrase_link(parent_elem, entry, example, phrase_selection):
    link_base = u'#wal_%d.%d.%d.' % (entry.id, example.frame.id, phrase_selection.position.id)
    for phrase in phrase_selection.arguments.all():
        link_end = u'%d-phr' % phrase.id
        link = link_base + link_end
        phrase_link_elem = etree.SubElement(parent_elem, 'fs')
        phrase_link_elem.attrib['sameAs'] = link
        phrase_link_elem.attrib['type'] = 'phrase'

def write_semantic_layer(parent_elem, lemma):
    semantic_layer_elem = etree.SubElement(parent_elem, 'fs')
    semantic_layer_elem.attrib['type'] = 'semanticLayer'
    
    frames_f_elem = etree.SubElement(semantic_layer_elem, 'f')
    frames_f_elem.attrib['name'] = 'frames'
    
    vColl_elem = etree.SubElement(frames_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
      
    write_frames(vColl_elem, lemma)
    
def write_frames(parent_elem, lemma):
    entry = lemma.entry_obj
    frames = entry.actual_frames()
    for frame in frames:
        write_frame_fs(parent_elem, entry, frame)
        
def write_frame_fs(parent_elem, entry, frame):
    frame_xml_id = u'wal_%d.%d-frm' % (entry.id, frame.id)
    
    frame_fs_elem = etree.SubElement(parent_elem, 'fs')
    frame_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = frame_xml_id
    frame_fs_elem.attrib['type'] = 'frame'
    
    write_frame_meanings(frame_fs_elem, entry, frame)
    write_frame_arguments(frame_fs_elem, entry, frame)
    
def write_frame_meanings(parent_elem, entry, frame):
    meanings_f_elem = etree.SubElement(parent_elem, 'f')
    meanings_f_elem.attrib['name'] = 'meanings'
    
    vColl_elem = etree.SubElement(meanings_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for meaning in frame.lexical_units.all():
        write_frame_meaning_link(vColl_elem, entry, meaning)
    
def write_frame_meaning_link(parent_elem, entry, meaning):
    link = u'#wal_%d.%d-mng' % (entry.id, meaning.id)
    lex_unit_link_elem = etree.SubElement(parent_elem, 'fs')
    lex_unit_link_elem.attrib['sameAs'] = link
    lex_unit_link_elem.attrib['type'] = 'lexicalUnit'
    
def write_frame_arguments(parent_elem, entry, frame):
    arguments_f_elem = etree.SubElement(parent_elem, 'f')
    arguments_f_elem.attrib['name'] = 'arguments'
    
    vColl_elem = etree.SubElement(arguments_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for arg in frame.complements.all():
        write_frame_argument(vColl_elem, entry, frame, arg)
    
def write_frame_argument(parent_elem, entry, frame, arg):
    arg_base_id = u'wal_%d.%d' % (entry.id, frame.id)
    arg_xml_id = arg_base_id + u'.%d-arg' % arg.id
    
    argument_fs_elem = etree.SubElement(parent_elem, 'fs')
    argument_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = arg_xml_id
    argument_fs_elem.attrib['type'] = 'argument'

    write_roles(argument_fs_elem, arg)
    write_selective_preferences(argument_fs_elem, arg, arg_base_id)
    
def write_roles(parent_elem, arg):
    for role in arg.roles.order_by('gradient'):
        if role.gradient:
            attribute_f_elem = etree.SubElement(parent_elem, 'f')
            attribute_f_elem.attrib['name'] = 'roleAttribute'
            attribute_symbol_elem = etree.SubElement(attribute_f_elem, 'symbol')
            attribute_symbol_elem.attrib['value'] = unicode(role)
        else:
            role_f_elem = etree.SubElement(parent_elem, 'f')
            role_f_elem.attrib['name'] = 'role'
            role_symbol_elem = etree.SubElement(role_f_elem, 'symbol')
            role_symbol_elem.attrib['value'] = unicode(role)
            
def write_selective_preferences(parent_elem, arg, arg_base_id):
    if(arg.selective_preference):
        sel_prefs_f_elem = etree.SubElement(parent_elem, 'f')
        sel_prefs_f_elem.attrib['name'] = 'selPrefs'
    
        sel_prefs_groups_fs_elem = etree.SubElement(sel_prefs_f_elem, 'fs')
        sel_prefs_groups_fs_elem.attrib['type'] = 'selPrefsGroups'
        
        write_synsets_sel_prefs(sel_prefs_groups_fs_elem, arg)
        write_predefined_sel_prefs(sel_prefs_groups_fs_elem, arg)
        write_relation_sel_prefs(sel_prefs_groups_fs_elem, arg, arg_base_id)
        write_synset_relation_sel_prefs(sel_prefs_groups_fs_elem, arg)
    
def write_synsets_sel_prefs(parent_elem, arg):
    synsets = arg.selective_preference.synsets
    if synsets.exists():
        synsets_f_elem = etree.SubElement(parent_elem, 'f')
        synsets_f_elem.attrib['name'] = 'synsets'
        
        vColl_elem = etree.SubElement(synsets_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        
        for synset in synsets.all():
            write_synset(vColl_elem, synset)
            
def write_synset(parent_elem, synset):
    synset_fs_elem = etree.SubElement(parent_elem, 'fs')
    synset_fs_elem.attrib['type'] = 'synset'
    
    plWN_id_elem = etree.SubElement(synset_fs_elem, 'f')
    plWN_id_elem.attrib['name'] = 'plwnid'
    
    id_numeric_elem = etree.SubElement(plWN_id_elem, 'numeric')
    id_numeric_elem.attrib['value'] = str(synset.id)
            
def write_predefined_sel_prefs(parent_elem, arg):
    generals = arg.selective_preference.generals
    if generals.exists():
        predefs_f_elem = etree.SubElement(parent_elem, 'f')
        predefs_f_elem.attrib['name'] = 'predefs'
        
        vColl_elem = etree.SubElement(predefs_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        
        for predef in generals.all():
            write_predef(vColl_elem, predef)
            
def write_predef(parent_elem, predef):
    predef_fs_elem = etree.SubElement(parent_elem, 'fs')
    predef_fs_elem.attrib['type'] = 'predef'
    
    name_f_elem = etree.SubElement(predef_fs_elem, 'f')
    name_f_elem.attrib['name'] = 'name'
    
    name_symbol_elem = etree.SubElement(name_f_elem, 'symbol')
    name_symbol_elem.attrib['value'] = predef.name
    
def write_relation_sel_prefs(parent_elem, arg, arg_base_id):
    relations = arg.selective_preference.relations
    if relations.exists():
        relations_f_elem = etree.SubElement(parent_elem, 'f')
        relations_f_elem.attrib['name'] = 'relations'
        
        vColl_elem = etree.SubElement(relations_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        
        for relation in relations.all():
            write_relation(vColl_elem, relation, arg_base_id)
            
def write_relation(parent_elem, relation, arg_base_id):
    relation_fs_elem = etree.SubElement(parent_elem, 'fs')
    relation_fs_elem.attrib['type'] = 'relation'
    
    relation_f_elem = etree.SubElement(relation_fs_elem, 'f')
    relation_f_elem.attrib['name'] = 'type'
    
    type_string_elem = etree.SubElement(relation_f_elem, 'string') # tak ni powinno byc
    type_string_elem.text = relation.relation.name
#    type_symbol_elem = etree.SubElement(relation_f_elem, 'symbol') # @todo: tak powinno byc zamiast stringa
#    type_symbol_elem.attrib['value'] = relation.relation.name
    
    to_f_elem = etree.SubElement(relation_fs_elem, 'f')
    to_f_elem.attrib['name'] = 'to'
    
    to_xml_link = '#%s.%d-arg' % (arg_base_id, relation.to.id)
    arg_link_elem = etree.SubElement(to_f_elem, 'fs')
    arg_link_elem.attrib['sameAs'] = to_xml_link
    arg_link_elem.attrib['type'] = 'argument'
    
def write_synset_relation_sel_prefs(parent_elem, arg):
    relations = arg.selective_preference.synset_relations
    if relations.exists():
        relations_f_elem = etree.SubElement(parent_elem, 'f')
        relations_f_elem.attrib['name'] = 'synsetRelations'
        
        vColl_elem = etree.SubElement(relations_f_elem, 'vColl')
        vColl_elem.attrib['org'] = 'list'
        
        for relation in relations.all():
            write_synset_relation(vColl_elem, relation)
            
def write_synset_relation(parent_elem, relation):
    relation_fs_elem = etree.SubElement(parent_elem, 'fs')
    relation_fs_elem.attrib['type'] = 'synsetRelation'
    
    relation_f_elem = etree.SubElement(relation_fs_elem, 'f')
    relation_f_elem.attrib['name'] = 'type'
    
    type_string_elem = etree.SubElement(relation_f_elem, 'string')
    type_string_elem.text = relation.relation.name
#    type_symbol_elem = etree.SubElement(relation_f_elem, 'symbol') # @todo: tak powinno byc zamiast stringa
#    type_symbol_elem.attrib['value'] = relation.relation.name
    
    to_f_elem = etree.SubElement(relation_fs_elem, 'f')
    to_f_elem.attrib['name'] = 'to'
    write_synset(to_f_elem, relation.to)
    
def write_meanings_layer(parent_elem, lemma):
    meanings_layer_elem = etree.SubElement(parent_elem, 'fs')
    meanings_layer_elem.attrib['type'] = 'meaningsLayer'
    
    meanings_f_elem = etree.SubElement(meanings_layer_elem, 'f')
    meanings_f_elem.attrib['name'] = 'meanings'
    
    vColl_elem = etree.SubElement(meanings_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
      
    write_meanings(vColl_elem, lemma)
    
def write_meanings(parent_elem, lemma):
    entry = lemma.entry_obj
    lex_units = entry.lexical_units()
    for lex_unit in lex_units.all():
        write_meaning(parent_elem, entry, lex_unit)
        
def write_meaning(parent_elem, entry, lex_unit):
    meaning_xml_id = u'wal_%d.%d-mng' % (entry.id, lex_unit.id)
    
    meaning_fs_elem = etree.SubElement(parent_elem, 'fs')
    meaning_fs_elem.attrib[etree.QName(XML_NAMESPACE, 'id')] = meaning_xml_id
    meaning_fs_elem.attrib['type'] = 'lexicalUnit'
    
    name_f_elem = etree.SubElement(meaning_fs_elem, 'f')
    name_f_elem.attrib['name'] = 'name'
    name_content_elem = etree.SubElement(name_f_elem, 'string')
    name_content_elem.text = lex_unit.base
    
    variant_f_elem = etree.SubElement(meaning_fs_elem, 'f')
    variant_f_elem.attrib['name'] = 'variant'
    variant_symbol_elem = etree.SubElement(variant_f_elem, 'symbol')
    variant_symbol_elem.attrib['value'] = lex_unit.sense
    
    plwnluid_f_elem = etree.SubElement(meaning_fs_elem, 'f')
    plwnluid_f_elem.attrib['name'] = 'plwnluid'
    plwnluid_numeric_elem = etree.SubElement(plwnluid_f_elem, 'numeric')
    plwnluid_numeric_elem.attrib['value'] = str(lex_unit.luid)
    
    gloss_f_elem = etree.SubElement(meaning_fs_elem, 'f')
    gloss_f_elem.attrib['name'] = 'gloss'
    gloss_content_elem = etree.SubElement(gloss_f_elem, 'string')
    gloss_content_elem.text = lex_unit.glossa
    
def write_connections_layer(parent_elem, lemma):
    connections_layer_elem = etree.SubElement(parent_elem, 'fs')
    connections_layer_elem.attrib['type'] = 'connectionLayer'
    
    alternations_f_elem = etree.SubElement(connections_layer_elem, 'f')
    alternations_f_elem.attrib['name'] = 'alternations'
    
    vColl_elem = etree.SubElement(alternations_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
      
    write_alternations(vColl_elem, lemma)
    
def write_alternations(parent_elem, lemma):
    entry = lemma.entry_obj
    frames = entry.actual_frames()
    
    for schema in lemma.frames.all():
        for frame in frames:
            matching_complements = frame.complements.filter(realizations__frame=schema).distinct()
            if matching_complements.filter(realizations__alternation=1).exists():
                alternation_fs_elem = etree.SubElement(parent_elem, 'fs')
                alternation_fs_elem.attrib['type'] = 'alternation'
                
                connections_f_elem = etree.SubElement(alternation_fs_elem, 'f')
                connections_f_elem.attrib['name'] = 'connections'
                
                vColl_elem = etree.SubElement(connections_f_elem, 'vColl')
                vColl_elem.attrib['org'] = 'list'
                
                for arg in frame.complements.all():
                    alt_realizations = arg.realizations.filter(frame=schema, alternation=1)
                    write_connection(vColl_elem, entry, frame, arg, alt_realizations)
            
            if matching_complements.filter(realizations__alternation=2).exists():
                alternation_fs_elem = etree.SubElement(parent_elem, 'fs')
                alternation_fs_elem.attrib['type'] = 'alternation'
                
                connections_f_elem = etree.SubElement(alternation_fs_elem, 'f')
                connections_f_elem.attrib['name'] = 'connections'
                
                vColl_elem = etree.SubElement(connections_f_elem, 'vColl')
                vColl_elem.attrib['org'] = 'list'
                      
                for arg in frame.complements.all():
                    alt_realizations = arg.realizations.filter(frame=schema, alternation=2)
                    write_connection(vColl_elem, entry, frame, arg, alt_realizations)
                    
def write_connection(parent_elem, entry, frame, arg, realizations):
    connection_fs_elem = etree.SubElement(parent_elem, 'fs')
    connection_fs_elem.attrib['type'] = 'connection'
    
    write_argument(connection_fs_elem, entry, frame, arg)
    write_phrases(connection_fs_elem, entry, realizations)
    
def write_argument(parent_elem, entry, frame, arg):
    arg_f_elem = etree.SubElement(parent_elem, 'f')
    arg_f_elem.attrib['name'] = 'argument'
    
    arg_link = u'#wal_%d.%d.%d-arg' % (entry.id, frame.id, arg.id)
    arg_link_fs_elem = etree.SubElement(arg_f_elem, 'fs')
    arg_link_fs_elem.attrib['sameAs'] = arg_link
    arg_link_fs_elem.attrib['type'] = 'argument'
    
def write_phrases(parent_elem, entry, realizations): 
    phrases_f_elem = etree.SubElement(parent_elem, 'f')
    phrases_f_elem.attrib['name'] = 'phrases'
    vColl_elem = etree.SubElement(phrases_f_elem, 'vColl')
    vColl_elem.attrib['org'] = 'list'
    
    for realization in realizations:
        phrase_xml_link = u'#wal_%d.%d.%d.%d-phr' % (entry.id, realization.frame.id,
                                                     realization.position.id, realization.argument.id)
        phrase_link_elem = etree.SubElement(vColl_elem, 'fs')
        phrase_link_elem.attrib['sameAs'] = phrase_xml_link
        phrase_link_elem.attrib['type'] = 'phrase'  


    
def writefsdecl(outfile):
    '''
    Write feature structures declarations
    '''
    outfile.write(u'  <encodingDesc>\n')
    outfile.write(u'    <fsdDecl>\n')

# syntacticBahaviour fs declaration
    outfile.write(u'      <fsDecl type="syntacticBehaviour">\n')
    outfile.write(u'        <fsDescr>Describes syntactic behaviour of entry</fsDescr>\n')
    outfile.write(u'        <fDecl name="frames">\n')
    outfile.write(u'          <fDescr>syntactic frames</fDescr>\n')    
    outfile.write(u'          <vRange>\n')  
    outfile.write(u'            <vColl org="list">\n')
    outfile.write(u'              <fs type="frame"/>\n')
    outfile.write(u'            </vColl>\n')
    outfile.write(u'          </vRange>\n')  
    outfile.write(u'        </fDecl>\n')    
    outfile.write(u'      </fsDecl>\n')
    
# frame fs declaration
    outfile.write(u'      <fsDecl type="frame">\n')
    outfile.write(u'        <fsDescr>Describes syntactic frame</fsDescr>\n')
    # frame opinion
    outfile.write(u'        <fDecl name="opinion">\n') 
    outfile.write(u'          <fDescr>frame opinion</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')   
    for alt in Frame_Opinion_Value.objects.order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % alt.short)     
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')
    # reflex
    outfile.write(u'        <fDecl name="reflex">\n') 
    outfile.write(u'          <fDescr>frame reflexivity</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')   
    outfile.write(u'              <binary value="true"/>\n')   
    outfile.write(u'              <binary value="false"/>\n')        
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')  
    # aspect
    outfile.write(u'        <fDecl name="aspect">\n') 
    outfile.write(u'          <fDescr>frame aspect</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')
    aspect_obj = Frame_Char_Model.objects.get(model_name=u'ASPEKT')
    for alt in aspect_obj.frame_char_values.order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % 
                      alt.value)        
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')    
    # negatywnosc
    outfile.write(u'        <fDecl name="negativity">\n') 
    outfile.write(u'          <fDescr>frame negativity</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')
    aspect_obj = Frame_Char_Model.objects.get(model_name=u'NEGATYWNOŚĆ')
    for alt in aspect_obj.frame_char_values.order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % 
                      alt.value)        
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')   
    # predykatywnosc
    outfile.write(u'        <fDecl name="predicativity">\n') 
    outfile.write(u'          <fDescr>frame predicativity</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')
    aspect_obj = Frame_Char_Model.objects.get(model_name=u'PREDYKATYWNOŚĆ')
    for alt in aspect_obj.frame_char_values.order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % 
                      alt.value)        
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n') 
    # positions   
    outfile.write(u'        <fDecl name="positions">\n')
    outfile.write(u'          <fDescr>syntactic positions</fDescr>\n')    
    outfile.write(u'          <vRange>\n')  
    outfile.write(u'            <vColl org="list">\n')
    outfile.write(u'              <fs type="position"/>\n')
    outfile.write(u'            </vColl>\n')
    outfile.write(u'          </vRange>\n')  
    outfile.write(u'        </fDecl>\n')    
    outfile.write(u'      </fsDecl>\n')
    
# position fs declaration
    outfile.write(u'      <fsDecl type="position">\n')
    outfile.write(u'        <fsDescr>Describes syntactic position</fsDescr>\n')
    # position category
    outfile.write(u'        <fDecl name="category">\n') 
    outfile.write(u'          <fDescr>position category</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')   
    for alt in PositionCategory.objects.filter(control=False).order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % alt.category)     
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')
    # position control
    outfile.write(u'        <fDecl name="control">\n') 
    outfile.write(u'          <fDescr>position category</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')   
    for alt in PositionCategory.objects.filter(control=True).order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % alt.category)     
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')  
    # arguments   
    outfile.write(u'        <fDecl name="arguments">\n')
    outfile.write(u'          <fDescr>syntactic arguments</fDescr>\n')    
    outfile.write(u'          <vRange>\n')  
    outfile.write(u'            <vColl org="list">\n')
    outfile.write(u'              <fs type="argument"/>\n')
    outfile.write(u'            </vColl>\n')
    outfile.write(u'          </vRange>\n')  
    outfile.write(u'        </fDecl>\n')    
    outfile.write(u'      </fsDecl>\n')
    
# argument fs declaration
    outfile.write(u'      <fsDecl type="argument">\n')
    outfile.write(u'        <fsDescr>Describes syntactic argument</fsDescr>\n')
    # position category
    outfile.write(u'        <fDecl name="type">\n') 
    outfile.write(u'          <fDescr>type of argument</fDescr>\n')  
    outfile.write(u'          <vRange>\n')
    outfile.write(u'            <vAlt>\n')   
    for alt in Argument_Model.objects.order_by('priority'):
        outfile.write(u'              <symbol value="%s"/>\n' % alt.arg_model_name)     
    outfile.write(u'            </vAlt>\n')   
    outfile.write(u'          </vRange>\n')       
    outfile.write(u'        </fDecl>\n')
    #  attributes  
    outfile.write(u'        <fDecl name="attributes">\n')
    outfile.write(u'          <fDescr>argument attributes</fDescr>\n')    
    outfile.write(u'          <vRange>\n')  
    outfile.write(u'            <vColl org="list">\n')
    outfile.write(u'              <fs type="attribut"/>\n')
    outfile.write(u'            </vColl>\n')
    outfile.write(u'          </vRange>\n')  
    outfile.write(u'        </fDecl>\n')    
    outfile.write(u'      </fsDecl>\n')
    
    outfile.write(u'    </fsdDecl>\n')      
    outfile.write(u'  </encodingDesc>\n')