#!/usr/bin/env python
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"""
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Generates schema diagrams for Django apps. Just run the script with no
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arguments. If you don't have them installed, you'll need "dot" from the
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Graphviz package and Django.
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"""
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import common
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import os
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ROOT_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..'))
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PROJECTS = (
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('frontend', 'tko'),
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('frontend', 'afe'),
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)
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def main():
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for project, app in PROJECTS:
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settings = 'autotest_lib.%s.settings' % project
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os.environ['DJANGO_SETTINGS_MODULE'] = settings
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# import after setting DJANGO_SETTINGS_MODULE
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from autotest_lib.contrib import modelviz
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# hack to force reload of settings and app list
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import django.conf
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from django.db.models import loading
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reload(django.conf)
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reload(loading)
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print 'Analyzing', project
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dot_contents = modelviz.generate_dot([app])
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dot_path = project + '.dot'
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dotfile = open(dot_path, 'w')
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dotfile.write(dot_contents)
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dotfile.close()
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print 'Wrote', dot_path
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png_path = project + '.png'
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os.system('dot -Tpng -o %s %s' % (png_path, dot_path))
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print 'Generated', png_path
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print
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del os.environ['DJANGO_SETTINGS_MODULE']
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if __name__ == '__main__':
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main()
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