From 4559d628d30ec6968908c0d4a69280098e658a30 Mon Sep 17 00:00:00 2001
From: JayH <jayaram.hariharan@utexas.edu>
Date: Sun, 26 Apr 2020 13:56:30 -0500
Subject: [PATCH] addition of python3 compatible code

---
 PlanetImagery/py3_PlanetDataDownloader.py | 119 ++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 PlanetImagery/py3_PlanetDataDownloader.py

diff --git a/PlanetImagery/py3_PlanetDataDownloader.py b/PlanetImagery/py3_PlanetDataDownloader.py
new file mode 100644
index 0000000..72308b4
--- /dev/null
+++ b/PlanetImagery/py3_PlanetDataDownloader.py
@@ -0,0 +1,119 @@
+from planet import api
+import sys
+import os
+import requests
+import time
+
+apikey = os.getenv('PLANET_API_KEY')
+
+ddir = str(sys.argv[1])
+sdate = str(sys.argv[2])
+edate = str(sys.argv[3])
+limit = int(sys.argv[4])
+
+client = api.ClientV1(api_key=apikey)
+
+
+####
+## Define data specifications
+####
+# geometry
+aoi = {
+        "type": "Polygon",
+        "coordinates": [
+          [
+            [
+              -148.97048950195312,
+              70.14456261942247
+            ],
+            [
+              -148.282470703125,
+              70.14456261942247
+            ],
+            [
+              -148.282470703125,
+              70.41333338476161
+            ],
+            [
+              -148.97048950195312,
+              70.41333338476161
+            ],
+            [
+              -148.97048950195312,
+              70.14456261942247
+            ]
+          ]
+        ]
+      }
+
+
+ubicacion = api.filters.geom_filter(aoi)
+
+# product type
+item_type = ["PSScene4Band", "REOrthoTile"]
+##item_type = 'PSScene4Band'
+asset_type = 'analytic' # can be analytic, analytic_xml, udm, visual, visual_xml
+# ref: https://www.planet.com/docs/api-quickstart-examples/step-2-download/
+
+# date range
+
+date_range_filter = {
+  "type": "DateRangeFilter",
+  "field_name": "acquired",
+  "config": {
+    "gte": "%sT00:00:00.000Z" %(sdate),
+    "lte": "%sT00:00:00.000Z" %(edate)
+  }
+}
+
+
+# cloud cover
+
+cloud_cover_filter = {
+  "type": "RangeFilter",
+  "field_name": "cloud_cover",
+  "config": {
+    "lte": 0.05
+  }
+}
+
+PB_filter = {
+    "type": "AndFilter",
+    "config": [date_range_filter, cloud_cover_filter, ubicacion]
+}
+
+# setup auth
+session = requests.Session()
+session.auth = (apikey, '')
+
+####
+## Post request
+####
+
+for i in item_type:
+    request = api.filters.build_search_request(PB_filter, [i],
+                                               name = None,
+                                               interval= 'day')
+    results = client.quick_search(request)
+    print(i)
+    for item in results.items_iter(limit):
+        print(item['id'])
+        dataset = \
+            session.get(
+                ("https://api.planet.com/data/v1/item-types/" +
+                "{}/items/{}/assets/").format(i, item['id']))
+        # extract the activation url from the item for the desired asset
+        item_activation_url = dataset.json()[asset_type]["_links"]["activate"]
+        # request activation
+        response = session.post(item_activation_url)
+        print(response.status_code)
+        while response.status_code!=204:
+            time.sleep(30)
+            response = session.post(item_activation_url)
+            response.status_code = response.status_code
+            print(response.status_code)
+        assets = client.get_assets(item).get()
+        callback = api.write_to_file(directory=ddir,
+                                     callback= None,
+                                     overwrite= True)
+        body = client.download(assets[asset_type], callback=callback)