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Change to V2 spec of param meta data

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Had to switch to ElementTree to get attribute support
This commit is contained in:
Don Gagne
2015-04-16 10:21:18 -07:00
parent f3cb586574
commit 202cfd21d0
1 changed files with 35 additions and 19 deletions
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54
Tools/px4params/xmlout.py
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@@ -1,30 +1,46 @@
from xml.dom.minidom import getDOMImplementation
import xml.etree.ElementTree as ET
import codecs
def indent(elem, level=0):
i = "\n" + level*" "
if len(elem):
if not elem.text or not elem.text.strip():
elem.text = i + " "
if not elem.tail or not elem.tail.strip():
elem.tail = i
for elem in elem:
indent(elem, level+1)
if not elem.tail or not elem.tail.strip():
elem.tail = i
else:
if level and (not elem.tail or not elem.tail.strip()):
elem.tail = i
class XMLOutput():
def __init__(self, groups):
impl = getDOMImplementation()
xml_document = impl.createDocument(None, "parameters", None)
xml_parameters = xml_document.documentElement
xml_version = xml_document.createElement("version")
xml_parameters.appendChild(xml_version)
xml_version_value = xml_document.createTextNode("1")
xml_version.appendChild(xml_version_value)
xml_parameters = ET.Element("parameters")
xml_version = ET.SubElement(xml_parameters, "version")
xml_version.text = "2"
for group in groups:
xml_group = xml_document.createElement("group")
xml_group.setAttribute("name", group.GetName())
xml_parameters.appendChild(xml_group)
xml_group = ET.SubElement(xml_parameters, "group")
xml_group.attrib["name"] = group.GetName()
for param in group.GetParams():
xml_param = xml_document.createElement("parameter")
xml_group.appendChild(xml_param)
xml_param = ET.SubElement(xml_group, "parameter")
for code in param.GetFieldCodes():
value = param.GetFieldValue(code)
xml_field = xml_document.createElement(code)
xml_param.appendChild(xml_field)
xml_value = xml_document.createTextNode(value)
xml_field.appendChild(xml_value)
self.xml_document = xml_document
if code == "code":
xml_param.attrib["name"] = value
elif code == "default":
xml_param.attrib["default"] = value
elif code == "type":
xml_param.attrib["type"] = value
else:
xml_field = ET.SubElement(xml_param, code)
xml_field.text = value
indent(xml_parameters)
self.xml_document = ET.ElementTree(xml_parameters)
def Save(self, filename):
with codecs.open(filename, 'w', 'utf-8') as f:
self.xml_document.writexml(f, indent=" ", addindent=" ", newl="\n")
self.xml_document.write(f)