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Commit | Line | Data |
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77afa5eb | 1 | #!/usr/bin/env python |
2 | ||
3 | # This is an XML API that uses a syntax similar to XPath, but it is written in | |
4 | # standard python so that no extra python packages are required to use it. | |
5 | ||
6 | import xml.dom.minidom | |
7 | ||
8 | def XmlList(Dom, String): | |
9 | """Get a list of XML Elements using XPath style syntax.""" | |
10 | if Dom.nodeType==Dom.DOCUMENT_NODE: | |
11 | return XmlList(Dom.documentElement, String) | |
12 | if String[0] == "/": | |
13 | return XmlList(Dom, String[1:]) | |
14 | if String == "" : | |
15 | return [] | |
16 | TagList = String.split('/') | |
17 | nodes = [] | |
18 | if Dom.nodeType == Dom.ELEMENT_NODE and Dom.tagName.strip() == TagList[0]: | |
19 | if len(TagList) == 1: | |
20 | nodes = [Dom] | |
21 | else: | |
22 | restOfPath = "/".join(TagList[1:]) | |
23 | for child in Dom.childNodes: | |
24 | nodes = nodes + XmlList(child, restOfPath) | |
25 | return nodes | |
26 | ||
27 | def XmlElement (Dom, String): | |
28 | """Return a single element that matches the String which is XPath style syntax.""" | |
29 | try: | |
30 | return XmlList (Dom, String)[0].firstChild.data.strip(' ') | |
31 | except: | |
32 | return '' | |
33 | ||
34 | def XmlElementData (Dom): | |
35 | """Get the text for this element.""" | |
36 | return Dom.firstChild.data.strip(' ') | |
37 | ||
38 | def XmlAttribute (Dom, String): | |
39 | """Return a single attribute that named by String.""" | |
40 | try: | |
41 | return Dom.getAttribute(String) | |
42 | except: | |
43 | return '' | |
44 | ||
45 | # This acts like the main() function for the script, unless it is 'import'ed into another | |
46 | # script. | |
47 | if __name__ == '__main__': | |
48 | ||
49 | # Nothing to do here. Could do some unit tests. | |
50 | pass |