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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2014 - Scilab Enterprises - Calixte DENIZET
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
// Get preferences values
// - xpath is something like "//web/body/proxy", the target must be a single node
// - attributes is a matrix of strings containing the attributes names
// - doc (optional): the prefs xml document where to get the values
//
function values = getPreferencesValue(xpath, attributes, doc)
rhs = argn(2);
if (rhs ~= 2 & rhs ~= 3) then
error(msprintf(gettext("%s: Wrong number of input arguments: %d or %d expected.\n"), "getPreferencesValue", 2, 3));
end
if type(xpath) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: String expected.\n"), "getPreferencesValue", 1));
end
if type(attributes) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: Matrix of strings expected.\n"), "getPreferencesValue", 2));
end
if rhs == 2 then
try
doc = xmlRead(SCIHOME + "/XConfiguration.xml");
catch
error(msprintf(gettext("%s: Invalid XConfiguration.xml file.\n"), "getPreferencesValue"));
end
elseif typeof(doc) ~= "XMLDoc" then
error(msprintf(gettext("%s: Wrong type for input argument #%d: A XMLDoc expected.\n"), "getPreferencesValue", 3));
end
try
xp = xmlXPath(doc, xpath);
catch
if rhs == 2 then
xmlDelete(doc);
end
error(msprintf(gettext("%s: Invalid XPath request.\n"), "getPreferencesValue"));
end
if xp.size ~= 1 then
if rhs == 2 then
xmlDelete(doc);
end
error(msprintf(gettext("%s: Invalid XPath request."), "getPreferencesValue"));
end
node = xp(1);
if node.type ~= "XML_ELEMENT_NODE" then
if rhs == 2 then
xmlDelete(doc);
end
error(msprintf(gettext("%s: Target node is not a XML_ELEMENT_NODE."), "getPreferencesValue"));
end
attr = node.attributes;
values = [];
for a = attributes(:)'
v = attr(a);
if v ~= [] then
values = [values v];
else
if rhs == 2 then
xmlDelete(doc);
end
error(msprintf(gettext("%s: Invalid attribute name: %s."), "getPreferencesValue", a));
end
end
if rhs == 2 then
xmlDelete(doc);
end
values = matrix(values, size(attributes));
endfunction
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