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#!/usr/bin/env python
#coding:utf-8
# Author: mozman --<mozman@gmx.at>
# Purpose: create tiny data
# Created: 02.10.2010
# Copyright (C) 2010, Manfred Moitzi
# License: GPLv3
import sys
import urllib2
import urlparse
import cache
from BeautifulSoup import BeautifulSoup
from itertools import chain
# cache W3C html pages - they do not change often ;-)
urlopener = urllib2.build_opener(cache.CacheHandler(".cache"))
W3CURL = "http://www.w3.org/TR/SVG11/"
ZVONURL = "http://www.zvon.org/xxl/svgReference/Output/"
ZVON_ATTRS = "http://www.zvon.org/xxl/svgReference/Output/attrs.html"
ELEMENT_INDEX = "http://www.w3.org/TR/SVG11/eltindex.html"
ELEMENTS_WITH_PROPERTIES = ['a', 'altGlyph', 'circle', 'clipPath', 'defs', 'ellipse', 'feBlend',
'feColorMatrix', 'feComponentTransfer', 'feComposite', 'feConvolveMatrix',
'feDiffuseLighting', 'feDisplacementMap', 'feFlood', 'feGaussianBlur',
'feImage', 'feMerge', 'feMorphology', 'feOffset', 'feSpecularLighting',
'feTile', 'feTurbulence', 'filter', 'font', 'foreignObject', 'g', 'glyph',
'glyphRef', 'image', 'line', 'linearGradient', 'marker', 'mask', 'missing-glyph',
'path', 'pattern', 'polygon', 'polyline', 'radialGradient', 'rect', 'stop', 'svg',
'switch', 'symbol', 'text', 'textPath', 'tref', 'tspan', 'use']
PREFACE_ELEMENTS = """#coding:utf-8
# generated by: %s
from svgwrite.types import SVGElement
presentation_attributes = frozenset([ "alignment-baseline", "baseline-shift",
"clip", "clip-path", "clip-rule", "color", "color-interpolation",
"color-interpolation-filters", "color-profile", "color-rendering", "cursor",
"direction", "display", "dominant-baseline", "enable-background",
"fill", "fill-opacity", "fill-rule", "filter", "flood-color",
"flood-opacity", "font-family", "font-size", "font-size-adjust",
"font-stretch", "font-style", "font-variant", "font-weight",
"glyph-orientation-horizontal", "glyph-orientation-vertical",
"image-rendering", "kerning", "letter-spacing", "lighting-color",
"marker-end", "marker-mid", "marker-start", "mask", "opacity",
"overflow", "pointer-events", "shape-rendering", "stop-color",
"stop-opacity", "stroke", "stroke-dasharray", "stroke-dashoffset",
"stroke-linecap", "stroke-linejoin", "stroke-miterlimit",
"stroke-opacity", "stroke-width", "text-anchor", "text-decoration",
"text-rendering", "unicode-bidi", "visibility", "word-spacing",
"writing-mode"])
""" % __file__
PREFACE_ATTRIBUTES = """#coding:utf-8
# generated by: %s
from svgwrite.types import SVGAttribute
""" % __file__
class SVGElement(object):
def __init__(self, name, attribute_names, possible_children):
self.name = name
self.attribute_names = attribute_names
self.possible_children = possible_children
def __str__(self):
return self.name
def tostring(self):
if self.name in ELEMENTS_WITH_PROPERTIES:
properties = 'presentation_attributes'
else:
properties = '[]'
return "SVGElement('%s',\n attributes=%s,\n properties=%s,\n children=%s)" % (
self.name,
self.attribute_names,
properties,
self.possible_children)
class SVGProp(object):
valid_types = frozenset(['<number>', '<coordinate>', '<length>', '<attributeName>',
'<percentage>', '<profile-name>', '<string>', '<value>',
'<begin-value-list>', '<shape>', '<uri>', '<color>',
'<name>', '<content-type>', '<Clock-value>', '<end-value-list>',
'<opacity-value>', '<angle>', '<transform-list>',
'<list of numbers>', '<integer>', '<script>', '<path-data>',
'<list-of-points>', '<number-optional-number>',
'<filter-primitive-reference>', '<miterlimit>',
'<LanguageCodes>', '<NMTOKEN>'])
def __init__(self, name, valuestr):
self.name = name
values = [value.strip() for value in valuestr.split('|')]
self.types = self.gettypes(values)
self.const = self.getconst(values)
def __str__(self):
return self.name
def tostring(self):
return "SVGAttribute('%s', anim=%s, \n types=%s,\n const=%s)" % (
self.name,
True,
self.types,
self.const)
def gettypes(self, values):
values = set(values)
return frozenset([t[1:-1] for t in values.intersection(SVGProp.valid_types)])
def getconst(self, values):
values = set(values)
return frozenset(values.difference(SVGProp.valid_types))
def write_elements(filename, elements):
f = open(filename, 'w')
f.write(PREFACE_ELEMENTS)
f.write("full11_elements = { \n")
keys = elements.keys()
keys.sort()
for name in keys:
element = elements[name]
f.write(" '%s': %s,\n\n" % (name, element.tostring()))
f.write("}\n")
f.close()
def create_elements_data(attributes, children):
elements = {}
for name, attribute_names in attributes.items():
try:
possible_children = children[name]
except KeyError:
possible_children = []
element = SVGElement(name, attribute_names, possible_children)
print element
elements[name] = element
return elements
def process_elements():
from oldfull11data import get_content_model, get_valid_attributes
children = get_content_model()
attributes = get_valid_attributes()
elements = create_elements_data(attributes, children)
write_elements("full11elements.py", elements)
def create_attribs_data(table):
tabledata = table.findAll('td')
attributes = []
for td in tabledata:
name = td.getText()
data = dict(td.a.attrs)
link = data['href']
soup = BeautifulSoup(urlopener.open(ZVONURL+link[2:]))
value = soup.find('td', 'values').getText()
value = value.replace('<', '<')
value = value.replace('>', '>')
value = value.replace('[', ' ')
value = value.replace(']', ' ')
attributes.append(SVGProp(name, value))
return attributes
def write_attributes(attributes):
f = open("full11attributes.py", 'w')
f.write(PREFACE_ATTRIBUTES)
f.write("full11_attributes = {\n")
for attribute in attributes:
f.write("'%s': %s,\n" % (attribute.name, attribute.tostring()))
f.write("}\n")
def process_attributes():
soup = BeautifulSoup(urlopener.open(ZVON_ATTRS))
tables = soup.findAll('table')
attributes = create_attribs_data(tables[2])
write_attributes(attributes)
def main():
#process_elements()
process_attributes()
if __name__=='__main__':
main()
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