xml.py

import re

from base_linter import BaseLinter, INPUT_METHOD_FILE

CONFIG = {
    'language': 'XML',
    'executable': 'xmllintschema',
    'lint_args': ['-noout', '{filename}'],
    'input_method': INPUT_METHOD_FILE
}


class Linter(BaseLinter):
    def __init__(self, config):
        super(Linter, self).__init__(config)

    def parse_errors(self, view, errors, lines, errorUnderlines, violationUnderlines, warningUnderlines, errorMessages, violationMessages, warningMessages):

        for line in errors.splitlines():
            match = re.match(r'[^:]*\:(?P<line>\d+): (?P<error>.+)', line)

            if match:
                error, line = match.group('error'), match.group('line')
                self.add_message(int(line), lines, error, errorMessages)

xmllintschema

#!/usr/bin/env python
import os
import sys
import re
import subprocess

schema = None
schemaline = -1
i = 0

with open(sys.argv[-1], 'r') as f:
	for line in f:
		i += 1
		match = re.match(r'.* xsi:noNamespaceSchemaLocation="([^"]+)".*', line)
		if match:
			schema = match.group(1)
			schemaline = i

if schema is not None:
	online = schema.find('http://') == 0 or schema.find('https://') == 0
	if not (online or os.path.isabs(schema)):
		schema = os.path.dirname(sys.argv[-1]) + '/' + schema

	if not online and not os.path.isfile(schema):
		exit('-:' + str(schemaline) + ': Schema file does not exist')

	args = ['xmllint', '--schema', schema]
	args.extend(sys.argv[1:])
else:
	args = ['xmllint']
	args.extend(sys.argv[1:])

process = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
result = process.communicate()[0]

if result.find('Failed to locate the main schema resource at') > -1:
	exit('-:' + str(schemaline) + ': Schema file does not exist')

if result.find('WXS schema ' + schema + ' failed to compile') > -1:
	exit('-:' + str(schemaline) + ': Error in parsing schema')

print result