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#!/usr/bin/env python2.7
# Copyright (c) 2016 PowerMapper Software
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
"""build_svg_tests.py.
This script builds a set of SVG-in-HTML test files for the Nu Html Checker
based on the SVG 1.1 Second Edition Test Suite
http://www.w3.org/Graphics/SVG/Test/20110816/archives/W3C_SVG_11_TestSuite.tar.gz
"""
import logging
import os
import sys, getopt
import urllib2
# some files in the SVG 1.1 test suite don't validate against the SVG 1.1 DTD
# but are valid against the HTML 5 spec
valid_svg_files = dict([
# these entries manually added after cross checking behaviour with spec
# VNU warns about text not in Unicode Normalization Form C, but it's not an error
('struct-cond-02-t-manual.svg', 'Source text is not in Unicode Normalization Form C'),
# FiLl, fill and FILL are all valid in case-insensitive HTML (but SVG DTD is case-sensitive)
('styling-css-10-f-manual.svg', 'Attribute FiLl not allowed on SVG element circle at this point')
])
# some files in the SVG 1.1 test suite don't validate against the SVG 1.1 DTD
# and some files are marked as version='SVG 1.2'.
# this is used to toggle between -isvalid.html and -novalid.html output
invalid_svg_files = dict([
# 'DTD Invalid' entries are produced by calling validate_svg_dtd (see below)
('animate-elem-24-t-manual.svg', 'DTD Invalid'),
('animate-elem-77-t-manual.svg', 'DTD Invalid'),
('animate-pservers-grad-01-b-manual.svg', 'DTD Invalid'),
('conform-viewers-03-f-manual.svg', 'DTD Invalid'),
('coords-dom-01-f-manual.svg', 'DTD Invalid'),
('coords-dom-02-f-manual.svg', 'DTD Invalid'),
('extend-namespace-01-f-manual.svg', 'DTD Invalid'),
('filters-color-02-b-manual.svg', 'DTD Invalid'),
('filters-conv-02-f-manual.svg', 'DTD Invalid'),
('filters-conv-04-f-manual.svg', 'DTD Invalid'),
('filters-conv-05-f-manual.svg', 'DTD Invalid'),
('filters-light-05-f-manual.svg', 'DTD Invalid'),
('fonts-glyph-04-t-manual.svg', 'DTD Invalid'),
('interact-pointer-02-t-manual.svg', 'DTD Invalid'),
('linking-a-09-b-manual.svg', 'DTD Invalid'),
('linking-a-10-f-manual.svg', 'DTD Invalid'),
('masking-filter-01-f-manual.svg', 'DTD Invalid'),
('masking-intro-01-f-manual.svg', 'DTD Invalid'),
('painting-marker-04-f-manual.svg', 'DTD Invalid'),
('paths-data-18-f-manual.svg', 'DTD Invalid'),
('paths-data-20-f-manual.svg', 'DTD Invalid'),
('pservers-grad-23-f-manual.svg', 'DTD Invalid'),
('render-elems-03-t-manual.svg', 'DTD Invalid'),
('shapes-rect-03-t-manual.svg', 'DTD Invalid'),
('struct-cond-02-t-manual.svg', 'DTD Invalid'),
('struct-dom-17-f-manual.svg', 'DTD Invalid'),
('struct-dom-19-f-manual.svg', 'DTD Invalid'),
('struct-frag-05-t-manual.svg', 'DTD Invalid'),
('struct-image-12-b-manual.svg', 'DTD Invalid'),
('struct-use-11-f-manual.svg', 'DTD Invalid'),
('struct-use-12-f-manual.svg', 'DTD Invalid'),
('styling-css-10-f-manual.svg', 'DTD Invalid'),
('styling-pres-02-f-manual.svg', 'DTD Invalid'),
('svgdom-over-01-f-manual.svg', 'DTD Invalid'),
('text-dom-03-f-manual.svg', 'DTD Invalid'),
('text-fonts-03-t-manual.svg', 'DTD Invalid'),
('text-fonts-05-f-manual.svg', 'DTD Invalid'),
('text-tref-02-b-manual.svg', 'DTD Invalid'),
('types-dom-04-b-manual.svg', 'DTD Invalid'),
# these entries manually added after cross checking behaviour with spec
# note there are some confusing differences between w:iri-ref (used in HTML for img/@src)
# and xsd:anyURI (used in SVG for image/@xlink:href)
('conform-viewers-02-f-manual.svg', 'Newlines in data: URI - not allowed by URL Standard or RFC 2397.'),
('coords-transformattr-01-f-manual.svg', 'Numeric character reference expanded to carriage return - not allowed in HTML5 - see 8.1.4'),
('fonts-overview-201-t-manual.svg', 'Unsupported SVG version specified - specifies SVG 1.2'),
('script-specify-01-f-manual.svg', 'Attribute contentscripttype not allowed on element svg at this point - not allowed in HTML5 - see 4.8.18 SVG'),
('types-dom-04-b-manual.svg', 'Attribute externalresourcesrequired not allowed on element svg at this point - not allowed in HTML5 - see 4.8.18 SVG'),
('metadata-example-01-t-manual.svg', 'Element rdf:rdf not allowed as child of element metadata in this context - namespaced XML not allowed in HTML5')
])
# TODO Github Issue #216 MathML and SVG uses xsd:anyURI, HTML URLs use URL Standard
# TODO Github Issue #217 NU has script/@type optional for HTML, but not SVG-in-HTML
def build_html_testfiles(svgdirectory,htmldirectory):
"""Builds HTML test files from SVG test suite folder."""
logging.debug('build_html_testfiles: IN')
testfiles = []
for filename in os.listdir(svgdirectory):
#logging.debug(filename)
if filename.endswith(".svg"):
htmlpathname = build_html_test_file(filename, svgdirectory, htmldirectory)
if htmlpathname:
testfiles.append(htmlpathname)
pass
pass
def build_html_test_file(filename, svgdirectory, htmldirectory):
"""Builds HTML test file by wrapping input SVG in boilerplate HTML."""
svgpathname = svgdirectory + "/" + filename
# valid_svg_file overrides invalid_svg_files (may invalid in case-sensitive XML but valid in case-insensitive HTML)
if invalid_svg_files.has_key(filename) and not valid_svg_files.has_key(filename):
htmlpathname = htmldirectory + "/" + filename.replace( "-manual.svg", "-novalid.html")
else:
htmlpathname = htmldirectory + "/" + filename.replace( "-manual.svg", "-isvalid.html")
logging.debug(svgpathname)
logging.debug(htmlpathname)
# read SVG data
svgfile = open(svgpathname, "rU")
svg = svgfile.read()
svgfile.close()
# but remove <d:SVGTestCase> from file (not valid in HTML or SVG DTD)
svg = svg.replace('<?xml version="1.0" encoding="UTF-8"?>', '')
svgbefore = svg.split("<d:SVGTestCase")[0];
svgafter = svg.split("</d:SVGTestCase>")[1];
svg = svgbefore + svgafter
# ignore files with SVG DOCTYPE and !ENTITY declarations (unsupported in HTML)
if svg.find( "<!DOCTYPE" ) != -1:
return
# uncomment these 2 lines to generate 'DTD Invalid' entries for invalid_svg_files dict above
# very slow operation - only needs done if the SVG test suite ever changes
# when uncommented expect to see AttributeError: 'NoneType' object has no attribute 'find'
#validate_svg_dtd(filename, svg)
#return
htmlfile = open(htmlpathname, "w")
htmlfile.write("<!DOCTYPE html>\n")
htmlfile.write("<html lang='en'>\n")
htmlfile.write("<head>\n")
htmlfile.write(" <title>%s</title>\n" % os.path.basename(svgpathname) )
htmlfile.write(" <meta charset='utf-8'>\n")
htmlfile.write("</head>\n")
htmlfile.write("<body>\n")
htmlfile.write(" <h1>Source SVG: %s</h1>\n" % os.path.basename(svgpathname) )
# insert SVG without any XML processing to avoid unexpected transformations on
# encoding and entity refs, but remove <d:SVGTestCase> from file (not valid in HTML)
htmlfile.write(svgbefore)
htmlfile.write(svgafter)
htmlfile.write("</body>\n")
htmlfile.write("</html>\n")
htmlfile.close()
return htmlpathname
def create_dir_if_missing(directory):
"""Create the given directory if it doesn't exist"""
d = os.path.dirname(directory)
if not os.path.exists(directory):
os.makedirs(directory)
def validate_svg_dtd(filename,svg):
"""Prints legacy DTD markup validation status to stdout in a format suitable for pasting into invalid_svg_files dict above."""
# setup multipart/form-data POST body
body = ''
body = body + '--AaB03x\r\n'
body = body + 'Content-Disposition: form-data; name="fieldname"\r\n'
body = body + '\r\n'
body = body + 'value\r\n'
body = body + '--AaB03x\r\n'
body = body + 'Content-Disposition: form-data; name="uploaded_file"; filename="test.svg"\r\n'
body = body + 'Content-Type: image/svg+xml\r\n'
body = body + '\r\n'
body = body + svg
body = body + '\r\n'
body = body + '--AaB03x--\r\n'
# send request to W3 DTD validator for SVG 1.1 validation
headers = { "Content-type" : "multipart/form-data; boundary=AaB03x", "Content-length" : len(body) }
request = urllib2.Request("http://validator.w3.org/check?charset=utf-8&doctype=SVG+1.1&output=json", data=body, headers=headers)
response = urllib2.urlopen(request, timeout=60)
status = response.info().getheader('X-W3C-Validator-Status')
logging.debug(status)
if status == "Valid":
return True
print " ('%s', 'DTD %s')," % (filename, status)
return False
def main():
#logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
logging.debug('main: IN')
ccdir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
svgdirectory = os.path.join(os.path.dirname(ccdir), "svg", "import")
htmldirectory = os.path.join(ccdir, "html-svg")
try:
opts, args = getopt.getopt(sys.argv[1:],"",["svgdir=","outdir="])
except getopt.GetoptError:
print 'build-svg-tests.py --svgdir <indir> --outdir <outdir>'
sys.exit(2)
for opt, arg in opts:
print opt, arg
if opt in ("-s", "--svgdir"):
svgdirectory = arg
elif opt in ("-o", "--outdir"):
htmldirectory = arg
create_dir_if_missing(htmldirectory)
build_html_testfiles(svgdirectory, htmldirectory)
main()
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