def _setHref(self, href):
# set new href
self._href = href
# update seq
for i, item in enumerate(self.seq):
type_ = item.type
if 'href' == type_:
self._seq[i] = (href, type_, item.line, item.col)
break
importedSheet = css_parser.css.CSSStyleSheet(media=self.media, ownerRule=self, title=self.name)
self.hrefFound = False
# set styleSheet
if href and self.parentStyleSheet:
# loading errors are all catched!
# relative href
parentHref = self.parentStyleSheet.href
if parentHref is None:
# use cwd instead
parentHref = css_parser.helper.path2url(os.getcwd()) + '/'
fullhref = urllib_urljoin(parentHref, self.href)
# all possible exceptions are ignored
try:
usedEncoding, enctype, cssText = \
self.parentStyleSheet._resolveImport(fullhref)
if cssText is None:
# catched in next except below!
raise IOError('Cannot read Stylesheet.')
# contentEncoding with parentStyleSheet.overrideEncoding,
# HTTP or parent
encodingOverride, encoding = None, None
if enctype == 0:
encodingOverride = usedEncoding
elif 0 < enctype < 5:
encoding = usedEncoding
# inherit fetcher for @imports in styleSheet
importedSheet._href = fullhref
importedSheet._setFetcher(self.parentStyleSheet._fetcher)
importedSheet._setCssTextWithEncodingOverride(
cssText,
encodingOverride=encodingOverride,
encoding=encoding)
except (OSError, IOError, ValueError) as e:
self._log.warn('CSSImportRule: While processing imported '
'style sheet href=%s: %r'
% (self.href, e), neverraise=True)
else:
# used by resolveImports if to keep unprocessed href
self.hrefFound = True
self._styleSheet = importedSheet
def absoluteUri(self):
"""Actual URL, made absolute if possible, else same as `uri`."""
# Ancestry: PropertyValue, Property, CSSStyleDeclaration, CSSStyleRule,
# CSSStyleSheet
try:
# TODO: better way?
styleSheet = self.parent.parent.parent.parentRule.parentStyleSheet
except AttributeError:
return self.uri
else:
return urllib_urljoin(styleSheet.href, self.uri)
def absoluteUri(self):
"""Actual URL, made absolute if possible, else same as `uri`."""
# Ancestry: PropertyValue, Property, CSSStyleDeclaration, CSSStyleRule,
# CSSStyleSheet
try:
# TODO: better way?
styleSheet = self.parent.parent.parent.parentRule.parentStyleSheet
except AttributeError:
return self.uri
else:
return urllib_urljoin(styleSheet.href, self.uri)
def _doImports(self, parentStyleSheet, base=None):
"""
handle all @import CSS stylesheet recursively
found CSS stylesheets are appended to stylesheetlist
"""
# TODO: only if not parsed these have to be read extra!
for rule in parentStyleSheet.cssRules:
if rule.type == rule.IMPORT_RULE:
self._log.info('+ PROCESSING @import:')
self._log.debug(' IN: %s\n' % parentStyleSheet.href)
sheet = rule.styleSheet
href = urllib_urljoin(base, rule.href)
if sheet:
self._log.info(' %s\n' % sheet)
self.stylesheetlist.append(sheet)
self._doImports(sheet, base=href)
def _findStyleSheets(self, docurl, doctext):
"""
parse text for stylesheets
fills stylesheetlist with all found StyleSheets
docurl
to build a full url of found StyleSheets @href
doctext
to parse
"""
# TODO: ownerNode should be set to the <link> node
self._htmlparser.feed(doctext)
for typ, data in self._htmlparser.sheets:
sheet = None
if LINK == typ:
self._log.info('+ PROCESSING <link> %r' % data)
atts = data
href = urllib_urljoin(docurl, atts.get('href', None))
sheet = self._createStyleSheet(href=href,
media=atts.get('media', None),
title=atts.get('title', None))
elif STYLE == typ:
self._log.info('+ PROCESSING <style> %r' % data)
atts, cssText = data
sheet = self._createStyleSheet(cssText=cssText,
href=docurl,
media=atts.get('media', None),
title=atts.get('title', None),
encoding=self.docencoding)
if sheet:
sheet._href = None # inline have no href!
print(sheet.cssText)
if sheet:
self.stylesheetlist.append(sheet)
self._doImports(sheet, base=docurl)
def _setHref(self, href):
# set new href
self._href = href
# update seq
for i, item in enumerate(self.seq):
type_ = item.type
if 'href' == type_:
self._seq[i] = (href, type_, item.line, item.col)
break
importedSheet = css_parser.css.CSSStyleSheet(media=self.media,
ownerRule=self,
title=self.name)
self.hrefFound = False
# set styleSheet
if href and self.parentStyleSheet:
# loading errors are all catched!
# relative href
parentHref = self.parentStyleSheet.href
if parentHref is None:
# use cwd instead
parentHref = css_parser.helper.path2url(os.getcwd()) + '/'
fullhref = urllib_urljoin(parentHref, self.href)
# all possible exceptions are ignored
try:
usedEncoding, enctype, cssText = \
self.parentStyleSheet._resolveImport(fullhref)
if cssText is None:
# catched in next except below!
raise IOError('Cannot read Stylesheet.')
# contentEncoding with parentStyleSheet.overrideEncoding,
# HTTP or parent
encodingOverride, encoding = None, None
if enctype == 0:
encodingOverride = usedEncoding
elif 0 < enctype < 5:
encoding = usedEncoding
# inherit fetcher for @imports in styleSheet
importedSheet._href = fullhref
importedSheet._setFetcher(self.parentStyleSheet._fetcher)
importedSheet._setCssTextWithEncodingOverride(
cssText,
encodingOverride=encodingOverride,
encoding=encoding)
except (OSError, IOError, ValueError) as e:
self._log.warn('CSSImportRule: While processing imported '
'style sheet href=%s: %r' % (self.href, e),
neverraise=True)
else:
# used by resolveImports if to keep unprocessed href
self.hrefFound = True
self._styleSheet = importedSheet
def urljoin(base_url, relative_url):
return urllib_urljoin(base_url, relative_url)
def test_assert_same_urljoin_result(base, url, expected):
urllib_result = urllib_urljoin(base, url)
whatwg_result = whatwg_urljoin(base, url)
assert urllib_result == expected
assert whatwg_result == expected