| 1 | #!/usr/bin/env python3 |
| 2 | |
| 3 | # The MIT License (MIT) |
| 4 | # |
| 5 | # Copyright (c) 2015 Philippe Proulx <pproulx@efficios.com> |
| 6 | # |
| 7 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
| 8 | # of this software and associated documentation files (the "Software"), to deal |
| 9 | # in the Software without restriction, including without limitation the rights |
| 10 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 11 | # copies of the Software, and to permit persons to whom the Software is |
| 12 | # furnished to do so, subject to the following conditions: |
| 13 | # |
| 14 | # The above copyright notice and this permission notice shall be included in |
| 15 | # all copies or substantial portions of the Software. |
| 16 | # |
| 17 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 18 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 20 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 21 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 22 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 23 | # THE SOFTWARE. |
| 24 | |
| 25 | import re |
| 26 | import os |
| 27 | import sys |
| 28 | import json |
| 29 | import graphviz |
| 30 | |
| 31 | |
| 32 | def _get_section_infos(json_path): |
| 33 | with open(json_path) as f: |
| 34 | c = f.read() |
| 35 | |
| 36 | return json.loads(c) |
| 37 | |
| 38 | |
| 39 | def dotlinks(): |
| 40 | section_infos = _get_section_infos(sys.argv[1]) |
| 41 | digraph = graphviz.Digraph(format='png', engine='dot') |
| 42 | digraph.attr('node', fontname='Terminus', fontsize='8') |
| 43 | |
| 44 | for sid, section_info in section_infos.items(): |
| 45 | color = '' |
| 46 | style = '' |
| 47 | in_links_count = len(section_info['in-links']) |
| 48 | out_links_count = len(section_info['out-links']) |
| 49 | |
| 50 | if in_links_count == 0 and out_links_count == 0: |
| 51 | color = '#e62739' |
| 52 | elif in_links_count == 0: |
| 53 | color = '#fae596' |
| 54 | elif out_links_count == 0: |
| 55 | color = '#6ed3cf' |
| 56 | |
| 57 | if color: |
| 58 | style = 'filled' |
| 59 | |
| 60 | digraph.node(sid, style=style, color=color) |
| 61 | |
| 62 | for sid, section_info in section_infos.items(): |
| 63 | out_links = section_info['out-links'] |
| 64 | |
| 65 | for out_link in out_links: |
| 66 | if 'section' in out_link: |
| 67 | dest = out_link['section'] |
| 68 | digraph.edge(sid, dest) |
| 69 | |
| 70 | digraph.render(filename='linkgraph') |
| 71 | |
| 72 | return True |
| 73 | |
| 74 | |
| 75 | if __name__ == '__main__': |
| 76 | sys.exit(0 if dotlinks() else 1) |