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1 # coding: latin-1
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2 # Copyright (c) 2009,2010,2011,2012 Dirk Baechle.
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3 # www: http://www.mydarc.de/dl9obn/programming/python/dottoxml
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4 # mail: dl9obn AT darc.de
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5 #
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6 # This program is free software; you can redistribute it and/or modify it under
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7 # the terms of the GNU General Public License as published by the Free Software
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8 # Foundation; either version 2 of the License, or (at your option) any later
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9 # version.
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10 #
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11 # This program is distributed in the hope that it will be useful, but WITHOUT
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12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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13 # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License along with
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16 # this program; if not, write to the Free Software Foundation, Inc.,
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17 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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18 """
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19 %dottoxml.py [options] <infile.dot> <outfile.graphml>
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20
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21 convert a DOT file to Graphml XML (and various other formats)
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22 """
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23
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24 import sys
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25 import locale
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26 import optparse
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27
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28 import dot
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29
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30 # Usage message
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31 usgmsg = "Usage: dottoxml.py [options] infile.dot outfile.graphml"
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32
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33 def usage():
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34 print "dottoxml 1.3, 2012-04-04, Dirk Baechle\n"
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35 print usgmsg
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36 print "Hint: Try '-h' or '--help' for further infos!"
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37
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38 def exportDot(o, nodes, edges, options):
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39 o.write("graph [\n")
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40
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41 for k,nod in nodes.iteritems():
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42 nod.exportDot(o,options)
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43 for el in edges:
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44 el.exportDot(o,nodes,options)
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45
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46 def exportGML(o, nodes, edges, options):
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47 o.write("graph [\n")
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48 o.write(" comment \"Created by dottoxml.py\"\n")
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49 o.write(" directed 1\n")
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50 o.write(" IsPlanar 1\n")
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51
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52 for k,nod in nodes.iteritems():
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53 nod.exportGML(o,options)
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54 for el in edges:
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55 el.exportGML(o,nodes,options)
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56
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57 o.write("]\n")
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58
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59 def exportGraphml(o, nodes, edges, options):
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60 import xml.dom.minidom
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61 doc = xml.dom.minidom.Document()
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62 root = doc.createElement(u'graphml')
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63 root.setAttribute(u'xmlns',u'http://graphml.graphdrawing.org/xmlns/graphml')
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64 root.setAttribute(u'xmlns:xsi',u'http://www.w3.org/2001/XMLSchema-instance')
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65 root.setAttribute(u'xmlns:y',u'http://www.yworks.com/xml/graphml')
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66 root.setAttribute(u'xsi:schemaLocation',u'http://graphml.graphdrawing.org/xmlns/graphml http://www.yworks.com/xml/schema/graphml/1.0/ygraphml.xsd')
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67 doc.appendChild(root)
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68 key = doc.createElement(u'key')
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69 key.setAttribute(u'for',u'node')
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70 key.setAttribute(u'id',u'd0')
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71 key.setAttribute(u'yfiles.type',u'nodegraphics')
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72 root.appendChild(key)
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73
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74 key = doc.createElement(u'key')
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75 key.setAttribute(u'attr.name',u'description')
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76 key.setAttribute(u'attr.type',u'string')
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77 key.setAttribute(u'for',u'node')
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78 key.setAttribute(u'id',u'd1')
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79 root.appendChild(key)
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80
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81 key = doc.createElement(u'key')
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82 key.setAttribute(u'for',u'edge')
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83 key.setAttribute(u'id',u'd2')
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84 key.setAttribute(u'yfiles.type',u'edgegraphics')
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85 root.appendChild(key)
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86
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87 key = doc.createElement(u'key')
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88 key.setAttribute(u'attr.name',u'description')
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89 key.setAttribute(u'attr.type',u'string')
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90 key.setAttribute(u'for',u'edge')
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91 key.setAttribute(u'id',u'd3')
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92 root.appendChild(key)
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93
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94 key = doc.createElement(u'key')
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95 key.setAttribute(u'for',u'node')
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96 key.setAttribute(u'id',u'd4')
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97 key.setAttribute(u'attr.name',u'url')
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98 key.setAttribute(u'attr.type',u'string')
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99 root.appendChild(key)
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100
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101 graph = doc.createElement(u'graph')
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102 graph.setAttribute(u'edgedefault',u'directed')
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103 graph.setAttribute(u'id',u'G')
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104 graph.setAttribute(u'parse.edges',u'%d' % len(edges))
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105 graph.setAttribute(u'parse.nodes',u'%d' % len(nodes))
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106 graph.setAttribute(u'parse.order', u'free')
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107
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108 for k,nod in nodes.iteritems():
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109 nod.exportGraphml(doc, graph, options)
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110 for el in edges:
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111 el.exportGraphml(doc, graph, nodes, options)
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112
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113 root.appendChild(graph)
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114
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115 data = doc.createElement(u'data')
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116 data.setAttribute(u'key',u'd4')
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117 res = doc.createElement(u'y:Resources')
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118 data.appendChild(res)
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119 root.appendChild(data)
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120
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121 o.write(doc.toxml(encoding="utf-8"))
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122
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123 def exportGDF(o, nodes, edges, options):
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124 o.write("nodedef> name\n")
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125 for k,nod in nodes.iteritems():
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126 nod.exportGDF(o, options)
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127 for el in edges:
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128 el.exportGDF(o,nodes,options)
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129 o.write("edgedef> node1,node2\n")
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130
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131 def main():
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132 parser = optparse.OptionParser(usage=usgmsg)
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133 parser.add_option('-f', '--format',
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134 action='store', dest='format', default='Graphml',
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135 help='selects the output format (Graphml|GML|GDF) [default : %default]')
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136 parser.add_option('-v', '--verbose',
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137 action='store_true', dest='verbose', default=False,
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138 help='enables messages (infos, warnings)')
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139 parser.add_option('-s', '--sweep',
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140 action='store_true', dest='sweep', default=False,
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141 help='sweep nodes (remove nodes that are not connected)')
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142 parser.add_option('--nn', '--no-nodes',
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143 action='store_false', dest='NodeLabels', default=True,
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144 help='do not output any node labels [Graphml]')
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145 parser.add_option('--ne', '--no-edges',
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146 action='store_false', dest='EdgeLabels', default=True,
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147 help='do not output any edge labels [Graphml]')
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148 parser.add_option('--nu', '--no-uml',
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149 action='store_false', dest='NodeUml', default=True,
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150 help='do not output any node methods/attributes in UML [Graphml]')
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151 parser.add_option('--na', '--no-arrows',
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152 action='store_false', dest='Arrows', default=True,
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153 help='do not output any arrows [Graphml]')
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154 parser.add_option('--nc', '--no-colors',
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155 action='store_false', dest='Colors', default=True,
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156 help='do not output any colors [Graphml]')
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157 parser.add_option('--la', '--lump-attributes',
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158 action='store_true', dest='LumpAttributes', default=False,
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159 help='lump class attributes/methods together with the node label [Graphml]')
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160 parser.add_option('--sc', '--separator-char',
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161 action='store', dest='SepChar', default='_', metavar='SEPCHAR',
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162 help='default separator char when lumping attributes/methods [default : "_"]')
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163 parser.add_option('--ae', '--auto-edges',
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164 action='store_true', dest='EdgeLabelsAutoComplete', default=False,
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165 help='auto-complete edge labels')
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166 parser.add_option('--ah', '--arrowhead',
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167 action='store', dest='DefaultArrowHead', default='none', metavar='TYPE',
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168 help='sets the default appearance of arrow heads for edges (normal|diamond|dot|...) [default : %default]')
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169 parser.add_option('--at', '--arrowtail',
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170 action='store', dest='DefaultArrowTail', default='none', metavar='TYPE',
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171 help='sets the default appearance of arrow tails for edges (normal|diamond|dot|...) [default : %default]')
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172 parser.add_option('--cn', '--color-nodes',
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173 action='store', dest='DefaultNodeColor', default='#CCCCFF', metavar='COLOR',
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174 help='default node color [default : "#CCCCFF"]')
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175 parser.add_option('--ce', '--color-edges',
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176 action='store', dest='DefaultEdgeColor', default='#000000', metavar='COLOR',
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177 help='default edge color [default : "#000000"]')
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178 parser.add_option('--cnt', '--color-nodes-text',
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179 action='store', dest='DefaultNodeTextColor', default='#000000', metavar='COLOR',
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180 help='default node text color for labels [default : "#000000"]')
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181 parser.add_option('--cet', '--color-edges-text',
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182 action='store', dest='DefaultEdgeTextColor', default='#000000', metavar='COLOR',
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183 help='default edge text color for labels [default : "#000000"]')
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184 parser.add_option('--ienc', '--input-encoding',
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185 action='store', dest='InputEncoding', default='', metavar='ENCODING',
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186 help='override encoding for input file [default : locale setting]')
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187 parser.add_option('--oenc', '--output-encoding',
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188 action='store', dest='OutputEncoding', default='', metavar='ENCODING',
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189 help='override encoding for text output files [default : locale setting]')
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190
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191 options, args = parser.parse_args()
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192
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193 if len(args) < 2:
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194 usage()
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195 sys.exit(1)
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196
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197 infile = args[0]
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198 outfile = args[1]
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199
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200 options.DefaultNodeColor = dot.colorNameToRgb(options.DefaultNodeColor, '#CCCCFF')
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201 options.DefaultEdgeColor = dot.colorNameToRgb(options.DefaultEdgeColor, '#000000')
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202 options.DefaultNodeTextColor = dot.colorNameToRgb(options.DefaultNodeTextColor, '#000000')
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203 options.DefaultEdgeTextColor = dot.colorNameToRgb(options.DefaultEdgeTextColor, '#000000')
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204
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205 preferredEncoding = locale.getpreferredencoding()
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206 if options.InputEncoding == "":
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207 options.InputEncoding = preferredEncoding
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208 if options.OutputEncoding == "":
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209 options.OutputEncoding = preferredEncoding
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210
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211 if options.verbose:
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212 print "Input file: %s " % infile
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213 print "Output file: %s " % outfile
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214 print "Output format: %s" % options.format.lower()
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215 print "Input encoding: %s" % options.InputEncoding
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216 if options.format.lower() == "graphml":
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217 print "Output encoding: utf-8 (fix for Graphml)"
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218 else:
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219 print "Output encoding: %s" % options.OutputEncoding
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220
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221 # Collect nodes and edges
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222 nodes = {}
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223 edges = []
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224 default_edge = None
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225 default_node = None
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226 nid = 1
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227 eid = 1
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228 f = open(infile, 'r')
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229 for l in f.readlines():
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230 l = unicode(l, options.InputEncoding)
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231 if l.find('->') >= 0:
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232 # Process edge
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233 e = dot.Edge()
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234 e.initFromString(l)
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235 e.id = eid
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236 eid += 1
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237 if default_edge:
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238 e.complementAttributes(default_edge)
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239 edges.append(e)
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240 elif (l.find('[') > 0 and
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241 l.find(']') > 0 and
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242 l.find(';') > 0):
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243 # Process node
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244 n = dot.Node()
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245 n.initFromString(l)
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246 lowlabel = n.label.lower()
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247 if (lowlabel != 'graph' and
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248 lowlabel != 'edge' and
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249 lowlabel != 'node'):
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250 n.id = nid
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251 nid += 1
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252 if default_node:
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253 n.complementAttributes(default_node)
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254 nodes[n.label] = n
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255 else:
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256 if lowlabel == 'edge':
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257 default_edge = n
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258 elif lowlabel == 'node':
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259 default_node = n
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260 elif l.find('charset=') >=0:
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261 # Pick up input encoding from DOT file
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262 li = l.strip().split('=')
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263 if len(li) == 2:
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264 ienc = li[1].strip('"')
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265 if ienc != "":
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266 options.InputEncoding = ienc
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267 if options.verbose:
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268 print "Info: Picked up input encoding '%s' from the DOT file." % ienc
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269
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270 f.close()
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271
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272 # Add single nodes, if required
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273 for e in edges:
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274 if not nodes.has_key(e.src):
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275 n = dot.Node()
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276 n.label = e.src
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277 n.id = nid
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278 nid += 1
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279 nodes[e.src] = n
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280 if not nodes.has_key(e.dest):
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281 n = dot.Node()
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282 n.label = e.dest
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283 n.id = nid
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284 nid += 1
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285 nodes[e.dest] = n
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286 nodes[e.src].referenced = True
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287 nodes[e.dest].referenced = True
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288
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289 if options.verbose:
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290 print "\nNodes: %d " % len(nodes)
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291 print "Edges: %d " % len(edges)
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292
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293 if options.sweep:
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294 rnodes = {}
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295 for key, n in nodes.iteritems():
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296 if n.referenced:
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297 rnodes[key] = n
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298 nodes = rnodes
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299 if options.verbose:
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300 print "\nNodes after sweep: %d " % len(nodes)
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301
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302 # Output
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303 o = open(outfile, 'w')
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304 format = options.format.lower()
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305 if format == 'dot':
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306 exportDot(o, nodes, edges, options)
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307 elif format == 'graphml':
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308 exportGraphml(o, nodes, edges, options)
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309 elif format == 'gdf':
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310 exportGDF(o, nodes, edges, options)
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311 else: # GML
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312 exportGML(o, nodes, edges, options)
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313 o.close()
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314
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315 if options.verbose:
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316 print "\nDone."
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317
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318 if __name__ == '__main__':
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319 main()
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320
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