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71 lines
2.5 KiB
71 lines
2.5 KiB
import os.path
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import unicodedata
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from lxml import etree
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from StringIO import StringIO
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from lxml import objectify
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import xml.etree.ElementTree as ET
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from jinja2 import Environment, FileSystemLoader
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from . import filters
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def render_xml(path, template_name, **nfe):
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env = Environment(
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loader=FileSystemLoader(path), extensions=['jinja2.ext.with_'])
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env.filters["normalize"] = filters.normalize_str
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env.filters["format_percent"] = filters.format_percent
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env.filters["format_datetime"] = filters.format_datetime
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env.filters["format_date"] = filters.format_date
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template = env.get_template(template_name)
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xml = template.render(**nfe)
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xml = xml.replace('&', '&')
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parser = etree.XMLParser(remove_blank_text=True, remove_comments=True)
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elem = etree.fromstring(xml, parser=parser)
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return etree.tostring(elem)
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def sanitize_response(response):
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response = unicode(response)
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response = unicodedata.normalize('NFKD', response).encode('ascii',
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'ignore')
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tree = etree.fromstring(response)
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# Remove namespaces inuteis na resposta
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for elem in tree.getiterator():
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if not hasattr(elem.tag, 'find'):
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continue
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i = elem.tag.find('}')
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if i >= 0:
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elem.tag = elem.tag[i+1:]
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objectify.deannotate(tree, cleanup_namespaces=True)
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return response, objectify.fromstring(etree.tostring(tree))
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def valida_schema(xml, arquivo_xsd):
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'''Função que valida um XML usando lxml do Python via arquivo XSD'''
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# Carrega o esquema XML do arquivo XSD
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xsd = etree.XMLSchema(file=arquivo_xsd)
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# Converte o XML passado em XML do lxml
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xml = etree.fromstring(str(xml))
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# Verifica a validade do xml
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erros = []
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if not xsd(xml):
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# Caso tenha erros, cria uma lista de erros
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for erro in xsd.error_log:
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erros.append({
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'message': erro.message,
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'domain': erro.domain,
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'type': erro.type,
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'level': erro.level,
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'line': erro.line,
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'column': erro.column,
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'filename': erro.filename,
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'domain_name': erro.domain_name,
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'type_name': erro.type_name,
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'level_name': erro.level_name
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})
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# Retorna os erros, sendo uma lista vazia caso não haja erros
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return erros
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