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Diffstat (limited to 'webapps/qooxdoo-0.6.5-sdk/frontend/framework/tool/modules/ElementPath.py')
| -rw-r--r-- | webapps/qooxdoo-0.6.5-sdk/frontend/framework/tool/modules/ElementPath.py | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/webapps/qooxdoo-0.6.5-sdk/frontend/framework/tool/modules/ElementPath.py b/webapps/qooxdoo-0.6.5-sdk/frontend/framework/tool/modules/ElementPath.py deleted file mode 100644 index 558b560aff..0000000000 --- a/webapps/qooxdoo-0.6.5-sdk/frontend/framework/tool/modules/ElementPath.py +++ /dev/null @@ -1,196 +0,0 @@ -# -# ElementTree -# $Id: ElementPath.py 1858 2004-06-17 21:31:41Z Fredrik $ -# -# limited xpath support for element trees -# -# history: -# 2003-05-23 fl created -# 2003-05-28 fl added support for // etc -# 2003-08-27 fl fixed parsing of periods in element names -# -# Copyright (c) 2003-2004 by Fredrik Lundh. All rights reserved. -# -# fredrik@pythonware.com -# http://www.pythonware.com -# -# -------------------------------------------------------------------- -# The ElementTree toolkit is -# -# Copyright (c) 1999-2004 by Fredrik Lundh -# -# By obtaining, using, and/or copying this software and/or its -# associated documentation, you agree that you have read, understood, -# and will comply with the following terms and conditions: -# -# Permission to use, copy, modify, and distribute this software and -# its associated documentation for any purpose and without fee is -# hereby granted, provided that the above copyright notice appears in -# all copies, and that both that copyright notice and this permission -# notice appear in supporting documentation, and that the name of -# Secret Labs AB or the author not be used in advertising or publicity -# pertaining to distribution of the software without specific, written -# prior permission. -# -# SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD -# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- -# ABILITY AND FITNESS. IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR -# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY -# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS -# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE -# OF THIS SOFTWARE. -# -------------------------------------------------------------------- - -## -# Implementation module for XPath support. There's usually no reason -# to import this module directly; the <b>ElementTree</b> does this for -# you, if needed. -## - -import re - -xpath_tokenizer = re.compile( - "(::|\.\.|\(\)|[/.*:\[\]\(\)@=])|((?:\{[^}]+\})?[^/:\[\]\(\)@=\s]+)|\s+" - ).findall - -class xpath_descendant_or_self: - pass - -## -# Wrapper for a compiled XPath. - -class Path: - - ## - # Create an Path instance from an XPath expression. - - def __init__(self, path): - tokens = xpath_tokenizer(path) - # the current version supports 'path/path'-style expressions only - self.path = [] - self.tag = None - if tokens and tokens[0][0] == "/": - raise SyntaxError("cannot use absolute path on element") - while tokens: - op, tag = tokens.pop(0) - if tag or op == "*": - self.path.append(tag or op) - elif op == ".": - pass - elif op == "/": - self.path.append(xpath_descendant_or_self()) - continue - else: - raise SyntaxError("unsupported path syntax (%s)" % op) - if tokens: - op, tag = tokens.pop(0) - if op != "/": - raise SyntaxError( - "expected path separator (%s)" % (op or tag) - ) - if self.path and isinstance(self.path[-1], xpath_descendant_or_self): - raise SyntaxError("path cannot end with //") - if len(self.path) == 1 and isinstance(self.path[0], type("")): - self.tag = self.path[0] - - ## - # Find first matching object. - - def find(self, element): - tag = self.tag - if tag is None: - nodeset = self.findall(element) - if not nodeset: - return None - return nodeset[0] - for elem in element: - if elem.tag == tag: - return elem - return None - - ## - # Find text for first matching object. - - def findtext(self, element, default=None): - tag = self.tag - if tag is None: - nodeset = self.findall(element) - if not nodeset: - return default - return nodeset[0].text or "" - for elem in element: - if elem.tag == tag: - return elem.text or "" - return default - - ## - # Find all matching objects. - - def findall(self, element): - nodeset = [element] - index = 0 - while 1: - try: - path = self.path[index] - index = index + 1 - except IndexError: - return nodeset - set = [] - if isinstance(path, xpath_descendant_or_self): - try: - tag = self.path[index] - if not isinstance(tag, type("")): - tag = None - else: - index = index + 1 - except IndexError: - tag = None # invalid path - for node in nodeset: - new = list(node.getiterator(tag)) - if new and new[0] is node: - set.extend(new[1:]) - else: - set.extend(new) - else: - for node in nodeset: - for node in node: - if path == "*" or node.tag == path: - set.append(node) - if not set: - return [] - nodeset = set - -_cache = {} - -## -# (Internal) Compile path. - -def _compile(path): - p = _cache.get(path) - if p is not None: - return p - p = Path(path) - if len(_cache) >= 100: - _cache.clear() - _cache[path] = p - return p - -## -# Find first matching object. - -def find(element, path): - return _compile(path).find(element) - -## -# Find text for first matching object. - -def findtext(element, path, default=None): - return _compile(path).findtext(element, default) - -## -# Find all matching objects. - -def findall(element, path): - return _compile(path).findall(element) - |