Revision 885
Added by Aaron Marcuse-Kubitza almost 13 years ago
| lib/xpath.py | ||
|---|---|---|
| 144 | 144 |
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def is_instance(elem): return elem.keys != [] and is_id(elem.keys[0]) |
| 146 | 146 |
|
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def get(parent, xpath, create=False, last_only=None): |
|
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def get(parent, xpath, create=False, last_only=None, limit=1):
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'''Warning: The last_only optimization may put data that should be together |
| 149 | 149 |
into separate nodes''' |
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if last_only == None: last_only = create |
| ... | ... | |
| 167 | 167 |
last_only and (elem.keys == [] or is_instance(elem))) |
| 168 | 168 |
|
| 169 | 169 |
# Check each match |
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node = None
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nodes = []
|
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for child in children: |
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is_match = elem.value == None or xml_dom.value(child) == elem.value |
| 173 | 173 |
for attr in elem.keys: |
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if not is_match: break |
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is_match = (get(child, attr, False, last_only) != None)\ |
| 176 | 176 |
== is_positive(attr) |
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if is_match: node = child; break |
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if is_match: |
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nodes.append(child) |
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if limit != None and len(nodes) >= limit: break |
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try: node = nodes[0] |
|
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except IndexError: node = None |
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| 178 | 182 |
|
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# Create node |
| 180 | 184 |
if node == None: |
Also available in: Unified diff
xpath.py: get(): Added basic structure for returning multiple matches. Added limit parameter to select one or many matches.