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December 30, 2015 07:39
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Example of RFC 6902 GeoJSON diff
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{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"Name":"Albina Press","Address":"4637 N Albina Ave Portland, OR 97217","Notes":"usually busy, outlets on side wall only"},"geometry":{"type":"Point","coordinates":[-122.67516911029816,45.55673233031101]}},{"type":"Feature","properties":{"Name":"Arbor Lodge","Address":"1507 N Rosa Parks Way Portland, OR 97217","Notes":""},"geometry":{"type":"Point","coordinates":[-122.68242716789246,45.56997505986905]}},{"type":"Feature","properties":{"Name":"Three Friends Coffeehouse","Address":"201 SE 12th Ave, Portland, OR 97214"},"geometry":{"type":"Point","coordinates":[-122.655,45.522]}}]} |
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import json | |
import jsonpatch | |
import os.path | |
import requests | |
import subprocess | |
# original | |
if not os.path.exists('hackspots-44de76ef53.json'): | |
r = requests.get('https://github.com/lyzidiamond/learn-geojson/raw/44de76ef53b20bdaf51e0cde4aa634df210cd9d4/geojson/hackspots.geojson') | |
data = r.content | |
with open('hackspots-44de76ef53.json', 'wb') as f: | |
f.write(data) | |
# next commit | |
if not os.path.exists('hackspots-e9514f5c31.json'): | |
r = requests.get('https://github.com/lyzidiamond/learn-geojson/raw/e9514f5c317ee980b94ed6580950cfd9fbde53db/geojson/hackspots.geojson') | |
data = r.content | |
with open('hackspots-e9514f5c31.json', 'wb') as f: | |
f.write(data) | |
diff_text = subprocess.check_output([ | |
'jsondiff', | |
'hackspots-44de76ef53.json', | |
'hackspots-e9514f5c31.json']) | |
diff = json.loads(diff_text) | |
print(json.dumps(diff, indent=2)) | |
# Moving coordinates of hackspots-e9514f5c31 | |
diff = '[{"path": "/features/2/geometry/coordinates/0", "value": -122.655, "op": "replace"}, {"path": "/features/2/geometry/coordinates/1", "value": 45.522, "op": "replace"}]' | |
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