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annotate browser_side/nativedom.py @ 229:e632f77c4219

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bridge: asyncGetParamA takes a security_limit argument browser_side: added support for user param of type "list"
author souliane <souliane@mailoo.org>
date Tue, 08 Oct 2013 13:48:00 +0200
parents 9763dec220ed
children 43881c3dda9d
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 Libervia: a Salut à Toi frontend
165
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6 Copyright (C) 2011, 2012, 2013 Jérôme Poisson <goffi@goffi.org>
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU Affero General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU Affero General Public License for more details.
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17
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18 You should have received a copy of the GNU Affero General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 """
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23 This class provide basic DOM parsing based on native javascript parser
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24 __init__ code comes from Tim Down at http://stackoverflow.com/a/8412989
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25 """
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26
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27 from __pyjamas__ import JS
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28
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29
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30 class Node():
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31
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32 def __init__(self, js_node):
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33 self._node = js_node
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34
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35 def _jsNodesList2List(self, js_nodes_list):
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36 ret=[]
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37 for i in range(len(js_nodes_list)):
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38 #ret.append(Element(js_nodes_list.item(i)))
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39 ret.append(self.__class__(js_nodes_list.item(i))) # XXX: Ugly, but used to word around a Pyjamas's bug
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40 return ret
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41
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42 @property
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43 def nodeName(self):
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44 return self._node.nodeName
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45
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46 @property
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47 def childNodes(self):
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48 return self._jsNodesList2List(self._node.childNodes)
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49
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50 def getAttribute(self, attr):
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51 return self._node.getAttribute(attr)
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52
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53 def hasAttribute(self, attr):
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54 return self._node.hasAttribute(attr)
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55
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56
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57 class Element(Node):
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58
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59 def __init__(self, js_node):
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60 Node.__init__(self, js_node)
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61
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62 def getElementsByTagName(self, tagName):
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63 return self._jsNodesList2List(self._node.getElementsByTagName(tagName))
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64
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65 class Document(Node):
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66
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67 def __init__(self, js_document):
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68 Node.__init__(self, js_document)
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69
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70 @property
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71 def documentElement(self):
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72 return Element(self._node.documentElement)
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73
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74 class NativeDOM:
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75
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76 def __init__(self):
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77 JS("""
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78
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79 if (typeof window.DOMParser != "undefined") {
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80 this.parseXml = function(xmlStr) {
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81 return ( new window.DOMParser() ).parseFromString(xmlStr, "text/xml");
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82 };
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83 } else if (typeof window.ActiveXObject != "undefined" &&
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84 new window.ActiveXObject("Microsoft.XMLDOM")) {
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85 this.parseXml = function(xmlStr) {
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86 var xmlDoc = new window.ActiveXObject("Microsoft.XMLDOM");
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87 xmlDoc.async = "false";
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88 xmlDoc.loadXML(xmlStr);
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89 return xmlDoc;
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90 };
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91 } else {
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92 throw new Error("No XML parser found");
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93 }
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94 """)
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95
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96 def parseString(self, xml):
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97 return Document(self.parseXml(xml))
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98