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replace XML processor with ElementTree with custom indentation

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This commit is contained in:
Rav Chandra 2013-10-16 13:07:53 +13:00
parent bcdf194bae
commit bee10e5eed
1 changed files with 25 additions and 7 deletions
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32
httpie/output.py
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@ -2,7 +2,7 @@
"""
import json
import xml.dom.minidom
from xml.etree import ElementTree
from functools import partial
from itertools import chain
@ -406,15 +406,33 @@ class XMLProcessor(BaseProcessor):
"""XML body processor."""
# TODO: tests
# in-place prettyprint formatter
# c.f. http://effbot.org/zone/element-lib.htm#prettyprint
@staticmethod
def indent(elem, indent_text=' ' * DEFAULT_INDENT):
def _indent(elem, level=0):
i = "\n" + level * indent_text
if len(elem):
if not elem.text or not elem.text.strip():
elem.text = i + indent_text
if not elem.tail or not elem.tail.strip():
elem.tail = i
for elem in elem:
_indent(elem, level + 1)
if not elem.tail or not elem.tail.strip():
elem.tail = i
else:
if level and (not elem.tail or not elem.tail.strip()):
elem.tail = i
return _indent(elem)
def process_body(self, content, content_type, subtype, encoding):
if subtype == 'xml':
try:
# Pretty print the XML; pre-process content into clean string
raw_string = ''.join(
(x.strip() for x in content.encode(encoding).split('\n')))
doc = xml.dom.minidom.parseString(raw_string)
content = doc.toprettyxml(indent=' ' * DEFAULT_INDENT)
except xml.parsers.expat.ExpatError:
root = ElementTree.fromstring(content.encode(encoding))
self.indent(root)
content = ElementTree.tostring(root)
except ElementTree.ParseError:
# Ignore invalid XML errors (skips attempting to pretty print)
pass
return content