| 1 | function tree = xmltree(varargin)
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| 2 | % XMLTREE/XMLTREE Constructor of the XMLTree class
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| 3 | % FORMAT tree = xmltree(varargin)
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| 4 | %
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| 5 | % varargin - XML filename or XML string
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| 6 | % tree - XMLTree Object
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| 7 | %
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| 8 | % tree = xmltree; % creates a minimal XML tree: '<tag/>'
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| 9 | % tree = xmltree('foo.xml'); % creates a tree from XML file 'foo.xml'
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| 10 | % tree = xmltree('<tag>content</tag>') % creates a tree from string
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| 11 | %__________________________________________________________________________
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| 12 | %
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| 13 | % This is the constructor of the XMLTree class.
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| 14 | % It creates a tree of an XML 1.0 file (after parsing) that is stored
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| 15 | % using a Document Object Model (DOM) representation.
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| 16 | % See http://www.w3.org/TR/REC-xml for details about XML 1.0.
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| 17 | % See http://www.w3.org/DOM/ for details about DOM platform.
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| 18 | %__________________________________________________________________________
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| 19 | % Copyright (C) 2002-2011 http://www.artefact.tk/
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| 20 |
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| 21 | % Guillaume Flandin
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| 22 | % $Id: xmltree.m 4460 2011-09-05 14:52:16Z guillaume $
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| 23 |
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| 24 | switch(nargin)
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| 25 | case 0
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| 26 | tree.tree{1} = struct('type','element',...
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| 27 | 'name','tag',...
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| 28 | 'attributes',[],...
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| 29 | 'contents',[],...
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| 30 | 'parent',[],...
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| 31 | 'uid',1);
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| 32 | tree.filename = '';
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| 33 | tree = class(tree,'xmltree');
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| 34 | case 1
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| 35 | if isa(varargin{1},'xmltree')
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| 36 | tree = varargin{1};
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| 37 | elseif ischar(varargin{1})
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| 38 | % Input argument is an XML string
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| 39 | if (~exist(varargin{1},'file') && ...
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| 40 | ~isempty(xml_findstr(varargin{1},'<',1,1)))
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| 41 | tree.tree = xml_parser(varargin{1});
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| 42 | tree.filename = '';
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| 43 | % Input argument is an XML filename
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| 44 | else
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| 45 | fid = fopen(varargin{1},'rt');
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| 46 | if (fid == -1)
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| 47 | error(['[XMLTree] Cannot open ' varargin{1}]);
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| 48 | end
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| 49 | xmlstr = fread(fid,'*char')';
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| 50 | %xmlstr = fscanf(fid,'%c');
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| 51 | fclose(fid);
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| 52 | tree.tree = xml_parser(xmlstr);
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| 53 | tree.filename = varargin{1};
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| 54 | end
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| 55 | tree = class(tree,'xmltree');
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| 56 | else
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| 57 | error('[XMLTree] Bad input argument');
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| 58 | end
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| 59 | otherwise
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| 60 | error('[XMLTree] Too many input arguments');
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| 61 | end
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