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Added parser and plotter files

plotter.py

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+import requests
+import geopandas as gpd
+#import folium
+import matplotlib.pyplot as plt
+from capparselib.parsers import CAPParser
+
+from xml.etree import ElementTree
+
+from shapely.geometry import Point, Polygon
+
+import contextily as ctx
+
+
+linktext = requests.get('http://forms.smn.gob.ar/feeds/CAP/oladecalor/87765_cap_en.xml')
+alert_list = CAPParser(linktext.text).as_dict()
+polyList = list()
+
+if 'cap_area' in alert_list[0]['cap_info'][0]:
+    for area in alert_list[0]['cap_info'][0]['cap_area']:
+        for polygon_str in area['polygons']:
+            polygon_str_tokens = str(polygon_str).split(' ')
+            points = list()
+            for token in polygon_str_tokens:
+                coords_str = token.split(',')
+                if coords_str[0] != '': 
+                    x_coord = float(coords_str[1])
+                    y_coord = float(coords_str[0])
+                    points.append(Point(x_coord, y_coord))
+            
+            polyList.append(Polygon(points))
+
+crs = {'init': 'epsg:4326'}
+
+
+
+for poly in polyList:
+    geo_poly = gpd.GeoSeries(poly, crs=crs)
+    geo_poly.crs = 'epsg:4326'
+
+    area_gdf = gpd.GeoDataFrame(geometry=geo_poly)
+    ax = area_gdf.plot(alpha=0.5)
+    ctx.add_basemap(ax, zoom=10, crs='EPSG:4326',source=ctx.providers.CartoDB.Positron)
+    #ax.set_axis_off()
+
+plt.show()

smn_parser.py

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+
+import requests
+from capparselib.parsers import CAPParser
+
+from xml.etree import ElementTree
+
+from shapely.geometry import Point, Polygon
+
+# Create Point objects
+p1 = Point(-71.32,-41.15)
+
+
+# Create a Polygon
+#coords = [(24.950899, 60.169158), (24.953492, 60.169158), (24.953510, 60.170104), (24.950958, 60.169990)]
+#poly = Polygon(coords)
+
+
+response = requests.get('https://ssl.smn.gob.ar/CAP/AR.php')
+response.encoding = 'UTF-8'
+# create element tree object
+root = ElementTree.fromstring(response.text)
+
+# get root element
+#root = tree.getroot()
+
+# create empty list for news items
+newsitems = []
+
+# iterate news items
+for item in root.findall('./channel/item'):
+    # empty news dictionary
+    news = {}
+
+
+    for child in item:
+    
+        # special checking for namespace object content:media
+        #if child.tag == 'link' or child.tag == 'description':
+            #or child.tag == 'title' or child.tag == 'description':
+            
+            #print(child.tag)
+            #print(child.text)
+        
+        if child.tag == 'link':
+            linktext = requests.get(child.text)
+            alert_list = CAPParser(linktext.text).as_dict()
+            for alert in alert_list:
+                for info in alert['cap_info']:
+                    if 'cap_area' in info:
+                        for area in info['cap_area']:
+                            for polygon_str in area['polygons']:
+                                
+                                polygon_str_tokens = str(polygon_str).split(' ')
+                                points = list()
+                                for token in polygon_str_tokens:
+                                    coords_str = token.split(',')
+                                    if coords_str[0] != '': 
+                                        x_coord = float(coords_str[1])
+                                        y_coord = float(coords_str[0])
+                                        points.append(Point(x_coord, y_coord))
+                                
+                                poly = Polygon(points)
+                                #print(poly)
+                                
+                                if p1.within(poly):
+                                    print(child.text)
+                                    print(info['cap_headline'])
+                                    print(alert['cap_sent'])
+                                    print(info['cap_expires'])
+                                    print(info['cap_description'])
+                                    
+                        
+                    #print(alert_list)
+