Mercurial > hg > graphML2RDF
view dottoxml/src/dottoxml.py @ 1:d45d5c75afaa
first release
author | dwinter |
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date | Mon, 23 Jul 2012 09:54:49 +0200 |
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# coding: latin-1 # Copyright (c) 2009,2010,2011,2012 Dirk Baechle. # www: http://www.mydarc.de/dl9obn/programming/python/dottoxml # mail: dl9obn AT darc.de # # This program is free software; you can redistribute it and/or modify it under # the terms of the GNU General Public License as published by the Free Software # Foundation; either version 2 of the License, or (at your option) any later # version. # # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. # # You should have received a copy of the GNU General Public License along with # this program; if not, write to the Free Software Foundation, Inc., # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. """ %dottoxml.py [options] <infile.dot> <outfile.graphml> convert a DOT file to Graphml XML (and various other formats) """ import sys import locale import optparse import dot # Usage message usgmsg = "Usage: dottoxml.py [options] infile.dot outfile.graphml" def usage(): print "dottoxml 1.3, 2012-04-04, Dirk Baechle\n" print usgmsg print "Hint: Try '-h' or '--help' for further infos!" def exportDot(o, nodes, edges, options): o.write("graph [\n") for k,nod in nodes.iteritems(): nod.exportDot(o,options) for el in edges: el.exportDot(o,nodes,options) def exportGML(o, nodes, edges, options): o.write("graph [\n") o.write(" comment \"Created by dottoxml.py\"\n") o.write(" directed 1\n") o.write(" IsPlanar 1\n") for k,nod in nodes.iteritems(): nod.exportGML(o,options) for el in edges: el.exportGML(o,nodes,options) o.write("]\n") def exportGraphml(o, nodes, edges, options): import xml.dom.minidom doc = xml.dom.minidom.Document() root = doc.createElement(u'graphml') root.setAttribute(u'xmlns',u'http://graphml.graphdrawing.org/xmlns/graphml') root.setAttribute(u'xmlns:xsi',u'http://www.w3.org/2001/XMLSchema-instance') root.setAttribute(u'xmlns:y',u'http://www.yworks.com/xml/graphml') root.setAttribute(u'xsi:schemaLocation',u'http://graphml.graphdrawing.org/xmlns/graphml http://www.yworks.com/xml/schema/graphml/1.0/ygraphml.xsd') doc.appendChild(root) key = doc.createElement(u'key') key.setAttribute(u'for',u'node') key.setAttribute(u'id',u'd0') key.setAttribute(u'yfiles.type',u'nodegraphics') root.appendChild(key) key = doc.createElement(u'key') key.setAttribute(u'attr.name',u'description') key.setAttribute(u'attr.type',u'string') key.setAttribute(u'for',u'node') key.setAttribute(u'id',u'd1') root.appendChild(key) key = doc.createElement(u'key') key.setAttribute(u'for',u'edge') key.setAttribute(u'id',u'd2') key.setAttribute(u'yfiles.type',u'edgegraphics') root.appendChild(key) key = doc.createElement(u'key') key.setAttribute(u'attr.name',u'description') key.setAttribute(u'attr.type',u'string') key.setAttribute(u'for',u'edge') key.setAttribute(u'id',u'd3') root.appendChild(key) key = doc.createElement(u'key') key.setAttribute(u'for',u'node') key.setAttribute(u'id',u'd4') key.setAttribute(u'attr.name',u'url') key.setAttribute(u'attr.type',u'string') root.appendChild(key) graph = doc.createElement(u'graph') graph.setAttribute(u'edgedefault',u'directed') graph.setAttribute(u'id',u'G') graph.setAttribute(u'parse.edges',u'%d' % len(edges)) graph.setAttribute(u'parse.nodes',u'%d' % len(nodes)) graph.setAttribute(u'parse.order', u'free') for k,nod in nodes.iteritems(): nod.exportGraphml(doc, graph, options) for el in edges: el.exportGraphml(doc, graph, nodes, options) root.appendChild(graph) data = doc.createElement(u'data') data.setAttribute(u'key',u'd4') res = doc.createElement(u'y:Resources') data.appendChild(res) root.appendChild(data) o.write(doc.toxml(encoding="utf-8")) def exportGDF(o, nodes, edges, options): o.write("nodedef> name\n") for k,nod in nodes.iteritems(): nod.exportGDF(o, options) for el in edges: el.exportGDF(o,nodes,options) o.write("edgedef> node1,node2\n") def main(): parser = optparse.OptionParser(usage=usgmsg) parser.add_option('-f', '--format', action='store', dest='format', default='Graphml', help='selects the output format (Graphml|GML|GDF) [default : %default]') parser.add_option('-v', '--verbose', action='store_true', dest='verbose', default=False, help='enables messages (infos, warnings)') parser.add_option('-s', '--sweep', action='store_true', dest='sweep', default=False, help='sweep nodes (remove nodes that are not connected)') parser.add_option('--nn', '--no-nodes', action='store_false', dest='NodeLabels', default=True, help='do not output any node labels [Graphml]') parser.add_option('--ne', '--no-edges', action='store_false', dest='EdgeLabels', default=True, help='do not output any edge labels [Graphml]') parser.add_option('--nu', '--no-uml', action='store_false', dest='NodeUml', default=True, help='do not output any node methods/attributes in UML [Graphml]') parser.add_option('--na', '--no-arrows', action='store_false', dest='Arrows', default=True, help='do not output any arrows [Graphml]') parser.add_option('--nc', '--no-colors', action='store_false', dest='Colors', default=True, help='do not output any colors [Graphml]') parser.add_option('--la', '--lump-attributes', action='store_true', dest='LumpAttributes', default=False, help='lump class attributes/methods together with the node label [Graphml]') parser.add_option('--sc', '--separator-char', action='store', dest='SepChar', default='_', metavar='SEPCHAR', help='default separator char when lumping attributes/methods [default : "_"]') parser.add_option('--ae', '--auto-edges', action='store_true', dest='EdgeLabelsAutoComplete', default=False, help='auto-complete edge labels') parser.add_option('--ah', '--arrowhead', action='store', dest='DefaultArrowHead', default='none', metavar='TYPE', help='sets the default appearance of arrow heads for edges (normal|diamond|dot|...) [default : %default]') parser.add_option('--at', '--arrowtail', action='store', dest='DefaultArrowTail', default='none', metavar='TYPE', help='sets the default appearance of arrow tails for edges (normal|diamond|dot|...) [default : %default]') parser.add_option('--cn', '--color-nodes', action='store', dest='DefaultNodeColor', default='#CCCCFF', metavar='COLOR', help='default node color [default : "#CCCCFF"]') parser.add_option('--ce', '--color-edges', action='store', dest='DefaultEdgeColor', default='#000000', metavar='COLOR', help='default edge color [default : "#000000"]') parser.add_option('--cnt', '--color-nodes-text', action='store', dest='DefaultNodeTextColor', default='#000000', metavar='COLOR', help='default node text color for labels [default : "#000000"]') parser.add_option('--cet', '--color-edges-text', action='store', dest='DefaultEdgeTextColor', default='#000000', metavar='COLOR', help='default edge text color for labels [default : "#000000"]') parser.add_option('--ienc', '--input-encoding', action='store', dest='InputEncoding', default='', metavar='ENCODING', help='override encoding for input file [default : locale setting]') parser.add_option('--oenc', '--output-encoding', action='store', dest='OutputEncoding', default='', metavar='ENCODING', help='override encoding for text output files [default : locale setting]') options, args = parser.parse_args() if len(args) < 2: usage() sys.exit(1) infile = args[0] outfile = args[1] options.DefaultNodeColor = dot.colorNameToRgb(options.DefaultNodeColor, '#CCCCFF') options.DefaultEdgeColor = dot.colorNameToRgb(options.DefaultEdgeColor, '#000000') options.DefaultNodeTextColor = dot.colorNameToRgb(options.DefaultNodeTextColor, '#000000') options.DefaultEdgeTextColor = dot.colorNameToRgb(options.DefaultEdgeTextColor, '#000000') preferredEncoding = locale.getpreferredencoding() if options.InputEncoding == "": options.InputEncoding = preferredEncoding if options.OutputEncoding == "": options.OutputEncoding = preferredEncoding if options.verbose: print "Input file: %s " % infile print "Output file: %s " % outfile print "Output format: %s" % options.format.lower() print "Input encoding: %s" % options.InputEncoding if options.format.lower() == "graphml": print "Output encoding: utf-8 (fix for Graphml)" else: print "Output encoding: %s" % options.OutputEncoding # Collect nodes and edges nodes = {} edges = [] default_edge = None default_node = None nid = 1 eid = 1 f = open(infile, 'r') for l in f.readlines(): l = unicode(l, options.InputEncoding) if l.find('->') >= 0: # Process edge e = dot.Edge() e.initFromString(l) e.id = eid eid += 1 if default_edge: e.complementAttributes(default_edge) edges.append(e) elif (l.find('[') > 0 and l.find(']') > 0 and l.find(';') > 0): # Process node n = dot.Node() n.initFromString(l) lowlabel = n.label.lower() if (lowlabel != 'graph' and lowlabel != 'edge' and lowlabel != 'node'): n.id = nid nid += 1 if default_node: n.complementAttributes(default_node) nodes[n.label] = n else: if lowlabel == 'edge': default_edge = n elif lowlabel == 'node': default_node = n elif l.find('charset=') >=0: # Pick up input encoding from DOT file li = l.strip().split('=') if len(li) == 2: ienc = li[1].strip('"') if ienc != "": options.InputEncoding = ienc if options.verbose: print "Info: Picked up input encoding '%s' from the DOT file." % ienc f.close() # Add single nodes, if required for e in edges: if not nodes.has_key(e.src): n = dot.Node() n.label = e.src n.id = nid nid += 1 nodes[e.src] = n if not nodes.has_key(e.dest): n = dot.Node() n.label = e.dest n.id = nid nid += 1 nodes[e.dest] = n nodes[e.src].referenced = True nodes[e.dest].referenced = True if options.verbose: print "\nNodes: %d " % len(nodes) print "Edges: %d " % len(edges) if options.sweep: rnodes = {} for key, n in nodes.iteritems(): if n.referenced: rnodes[key] = n nodes = rnodes if options.verbose: print "\nNodes after sweep: %d " % len(nodes) # Output o = open(outfile, 'w') format = options.format.lower() if format == 'dot': exportDot(o, nodes, edges, options) elif format == 'graphml': exportGraphml(o, nodes, edges, options) elif format == 'gdf': exportGDF(o, nodes, edges, options) else: # GML exportGML(o, nodes, edges, options) o.close() if options.verbose: print "\nDone." if __name__ == '__main__': main()