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Locus v2.3
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Locus v2.3
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#Python3
# Place the Streamlit script to be compiled here
#This program takes data of longtitude and latitude from the csv file and plots the points on google earth.
# TO DO - time slider is not updated when picking dates w calendar, declutter
import simplekml #the library used to map longitudes and latitudes on google earth
import pandas #used to read spreadsheet data
import re
import operator
import streamlit as st
import chardet
import os
from polycircles import polycircles
import os
import leafmap.foliumap as leafmap
from leafmap.foliumap import plugins
import geopandas
import folium
from shapely.wkt import loads
from math import asin, atan2, cos, degrees, radians, sin
from folium.plugins import Draw, Geocoder
from streamlit_folium import st_folium
import pyperclip
import datetime
#Custom button color to bring prominence to executable actions
st.set_page_config(
page_title="Locus",
#page_icon="🔴",
layout="wide",
initial_sidebar_state="expanded",
menu_items={}
)
m = st.markdown("""
<style>
div.stButton > button:first-child {
background-color: #ff0000;
color:#ffffff;
}
div.stButton > button:hover {
background-color: #8b0000;
color:#ff0000;
}
</style>""", unsafe_allow_html=True)
#This removes Streamlit default settings icons
hide_streamlit_style = """
<style>
#MainMenu {visibility: hidden;}
footer {visibility: hidden;}
</style>
"""
st.markdown(hide_streamlit_style, unsafe_allow_html=True)
### Global Variables ###
# out_file = '/Users/nlc/Desktop/test/mappy.kml'
get_headings = ""
selected_encoding = ""
icon_options = ["Yellow Paddle", "Green Paddle", "Blue Paddle", "White Paddle", "Teal Paddle", "Red Paddle", "Yellow Pushpin", "White Pushpin", "Red Pushpin", "Square"]
selected_icon = {'Square' :'http://maps.google.com/mapfiles/kml/shapes/placemark_square.png','Yellow Pushpin' : "http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png",'Red Pushpin' : "http://maps.google.com/mapfiles/kml/pushpin/red-pushpin.png",'White Pushpin' : "http://maps.google.com/mapfiles/kml/pushpin/wht-pushpin.png",'Red Paddle' : "http://maps.google.com/mapfiles/kml/paddle/red-circle.png",'Green Paddle' : "http://maps.google.com/mapfiles/kml/paddle/grn-circle.png",'Blue Paddle' : "http://maps.google.com/mapfiles/kml/paddle/blu-circle.png",'Teal Paddle' : "http://maps.google.com/mapfiles/kml/paddle/ltblu-circle.png",'Yellow Paddle' : "http://maps.google.com/mapfiles/kml/paddle/ylw-circle.png",'White Paddle' : "http://maps.google.com/mapfiles/kml/paddle/wht-circle.png"}
#### Functions Live Here ######
def get_point_at_distance(lat1, lon1, d, bearing, R=6371):
"""
lat: initial latitude, in degrees
lon: initial longitude, in degrees
d: target distance from initial
bearing: (true) heading in degrees
R: optional radius of sphere, defaults to mean radius of earth
Returns new lat/lon coordinate {d}km from initial, in degrees
"""
lat1 = radians(lat1)
lon1 = radians(lon1)
a = radians(bearing)
lat2 = asin(sin(lat1) * cos(d/R) + cos(lat1) * sin(d/R) * cos(a))
lon2 = lon1 + atan2(
sin(a) * sin(d/R) * cos(lat1),
cos(d/R) - sin(lat1) * sin(lat2)
)
return (degrees(lat2), degrees(lon2),)
def make_geofence_map():
help_Box = st.expander(label="Help")
with help_Box:
st.write("""Use the shape elements in the map toolbar to create shapes for the geofence. \n\nOnce your geofence has been drawn,
the coordinates will populate below the map. \n\nYou can add the coordinates to your clipboard to be pasted elsewhere or you
can save the entire page using your browser.\n\nATTENTION: Verify any addresses or locations presented by using the search bar.
Accuracy varies based on location.""")
# sized_geo_map = folium.Figure(width=1000, height=500)
geomap = folium.Map()
# tile = folium.TileLayer(
# tiles = 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}',
# attr = 'Esri',
# name = 'Esri Satellite',
# overlay = False,
# control = True
# ).add_to(geomap)
Draw(export=True,draw_options=({'circle': False,'circlemarker':False, 'marker':False})).add_to(geomap)
folium.LayerControl(position="topright", collapsed=False).add_to(geomap)
Geocoder(position='bottomleft',add_marker=True).add_to(geomap)
outputmap = st_folium(geomap, width=1000, height=500)
try: # pulls the lats and longs from the returned JSON encoded map points
parse1 = (outputmap['last_active_drawing'])
parse2 = (parse1['geometry'])
parse3 = (parse2['coordinates'])
st.subheader("Geofence Coordinates")
text_of_coords = "Latitude, Longitude\n"
for list in parse3:
for coord in list:
lon, lat = coord[0], coord[1]
text_of_coords = text_of_coords + "\n" + (str(lat) + ", " + str(lon)) + "\n"
texting = st.write(text_of_coords)
copy_dis = st.button("Copy to Clipboard")
if copy_dis == True:
pyperclip.copy(text_of_coords)
except TypeError:
# print("no data to populate - add some data")
pass
def make_map(in_df): #bring in pandas dataframe
gdf = geopandas.GeoDataFrame(in_df, geometry=geopandas.points_from_xy(in_df.LONGITUDE, in_df.LATITUDE))
map_Type = st.radio("Select Map Type", options=["Circle Markers", "Clustered Markers", "Heat Map", "Cell Sites"], horizontal=True)
Map = leafmap.Map()
#Zooms to bounds of the dataframe
Map.zoom_to_gdf(gdf)
# Map.add_xyz_service("mapbox://styles/mapbox/dark-v11")
Map.add_basemap(basemap='OpenStreetMap')
Map.add_basemap(basemap='ROADMAP')
# Map.add_basemap(basemap='SATELLITE')
# Map.add_basemap(basemap='TERRAIN')
Map.add_basemap(basemap='HYBRID')
Map.add_basemap(basemap='CartoDB.Positron')
Map.add_basemap(basemap="CartoDB.DarkMatter")
if map_Type == "Clustered Markers":
grouped_Points = Map.add_points_from_xy(gdf, x="LONGITUDE", y="LATITUDE", min_width=10,max_width=250,layer_name="Clustered Points", add_legend=False)
if map_Type == "Heat Map":
in_df.columns = in_df.columns.str.upper()
weight_type = st.radio("Select Weight Type", options=["Point Density", "Weighted Density"], horizontal=True)
if weight_type == "Point Density":
set_weight_to_one = gdf.assign(weight_column=1)
# print(set_weight_to_one)
try:
heatmap = Map.add_heatmap(set_weight_to_one, longitude="LONGITUDE", latitude="LATITUDE",value='weight_column',name="Heat Map", radius=25,)
except Exception:
st.info("Heat Maps use weighted numeric values to accomodate issues like population density. Select column for your dataset.")
if weight_type == "Weighted Density":
weighted_value_column = st.selectbox("Weighted Value Column", options=gdf.columns)
try:
heatmap = Map.add_heatmap(gdf, longitude="LONGITUDE", latitude="LATITUDE",value=weighted_value_column,name="Heat Map", radius=25,)
except Exception:
st.info("Heat Maps use weighted numeric values to accomodate issues like population density. Select column for your dataset.")
if map_Type == "Circle Markers":
st.markdown("---")
points_or_path = st.radio(label="Select map activity", options=["Markers", "Show Point Progression"], horizontal=True)
if points_or_path == "Markers": #Shows markers only
color = st.selectbox(label="Choose",options=['DarkRed', 'Yellow','Pink', 'Green', 'Teal', "Blue", "White"])
circle_Points = Map.add_circle_markers_from_xy(data=gdf, x="LONGITUDE", y="LATITUDE",color=color,fill_color=color, radius=5)
if points_or_path == "Show Point Progression": #Shows the moving path between markers
list_of_path_points = [] #stores coordinates from dataframe, but in long/lat format
pathpointforreal = [] #stores corrected coordinates in lat/long form to be used by the Antpath tool
color = st.selectbox(label="Choose",options=['DarkRed', 'Yellow','Pink', 'Green', 'Teal', "Blue", "White"])
# date_column = st.selectbox("Select the date column", options=in_df.columns)
# try:
# gdf[date_column] = pandas.to_datetime(gdf[date_column])
# except Exception:
# st.error("Select a column containing date data.")
try:
circle_Points = Map.add_circle_markers_from_xy(data=gdf, x="LONGITUDE", y="LATITUDE",color=color,fill_color=color, radius=5)
except ValueError:
st.error("Select")
for index, row in gdf.iterrows():
for pt in list(row['geometry'].coords):
list_of_path_points.append(pt)
for ting in list_of_path_points: # Takes list and swaps from long/lat tuple and strings to list lat/long floats
[longy, laty] = ting
ltlng = (str(laty) + "," + str(longy))
ltlng2list = [float(value) for value in ltlng.split(",")]
# print(ltlng2list)
pathpointforreal.append(ltlng2list)
plugins.AntPath(locations=pathpointforreal,color=color).add_to(Map)
# GOTTA ORDER THE DATAFRAME BY TIME AND DATE THEN ADD THE POINTS IN ORDER TO A LIST TO BE READ BY THE ANTPATH
if map_Type == "Cell Sites":
gdf.columns = gdf.columns.str.upper()
gdf.geometry = gdf["GEOMETRY"]
st.markdown("---")
col1, col2, col3,col4 = st.columns(4)
with col1:
wedge_color = st.selectbox("Sector Color", options=['Red', 'Blue', 'Green', 'Purple', 'Orange', 'DarkRed', 'Beige', 'DarkBlue', 'DarkGreen', 'CadetBlue', 'Pink', 'LightBlue', 'LightGreen', 'Gray', 'Black', 'LightGray'])
with col2:
# Long = st.selectbox("Longitude", options=in_df.columns)
radii = st.selectbox("Sector Footprint Size", options=in_df.columns)
with col3:
Azimuth = st.selectbox("Sector Azimuth", options=in_df.columns)
with col4:
beam_width = st.selectbox("Sector Beam Width", options=in_df.columns)
try:
for index, row in gdf.iterrows(): # iterates through the data frame to place points,shapes
# print(row["LATITUDE"],row["LONGITUDE"])
plugins.SemiCircle((row["LATITUDE"],row["LONGITUDE"]), #wedge shape
radius=row[radii]/2,
direction=row[Azimuth],
arc=row[beam_width],
color=None,
fill_color=wedge_color,
opacity=1,
fill_opacity=.5,
popup="Azimuth - " + str(row[Azimuth]) + " degrees, Beam width - " + str(row[beam_width]) + " degrees",
).add_to(Map)
length = row[radii]/1000 #convert to meters
# print(length/1000)
half_beamwidth = row[beam_width] / 2
upside = (row[Azimuth] + half_beamwidth) #calc angle from center of beam up
upside %= 360 # accomodates crossing 360 degree point
downside = (row[Azimuth] - half_beamwidth) #calc angle from center of beam down
downside %= 360 # accomodates crossing 360 degree point
# print("AZ- "+str(row[Azimuth]) + " up-" + str(upside) + " down-" + str(downside))
up_lat, up_lon = get_point_at_distance(row["LATITUDE"], row["LONGITUDE"],d=length,bearing=upside)
dwn_lat, dwn_lon = get_point_at_distance(row["LATITUDE"], row["LONGITUDE"],d=length,bearing=downside)
leafmap.folium.PolyLine([[row["LATITUDE"],row["LONGITUDE"]], [up_lat,up_lon]],color=wedge_color).add_to(Map) # lines for exterior wedge shape
leafmap.folium.PolyLine([[row["LATITUDE"],row["LONGITUDE"]], [dwn_lat,dwn_lon]],color=wedge_color).add_to(Map)
cell2html = st.button("Cell Map to HTML")
if cell2html == True:
Map.to_html("C:\\Users\\CR\\Desktop\\usntest\\test.html")
except TypeError:
st.info("Assign columns for Sector Footprint Size (Radius from Station in Meters), Tower Direction/Azimuth (Degrees), & Beam Width (Degrees)")
Map.to_streamlit()
col1, col2, col3, col4, col5 = st.columns(5)
with col1:
sav_HTML = st.button("Export to HTML")
with col2:
print("")
with col3:
print("")
with col4:
print("")
with col5:
print("")
if sav_HTML == True:
Map.to_html("C:\\Users\\CR\\Desktop\\usntest\\test.html")
def get_footprint_color(icon_Color):
if "Yellow" in icon_Color:
footprint_color = simplekml.Color.changealphaint(50, simplekml.Color.yellow)
if "Red" in icon_Color:
footprint_color = simplekml.Color.changealphaint(100, simplekml.Color.red)
if "Blue" in icon_Color:
footprint_color = simplekml.Color.changealphaint(100, simplekml.Color.blue)
if "White" in icon_Color:
footprint_color = simplekml.Color.changealphaint(100, simplekml.Color.white)
if "Green" in icon_Color:
footprint_color = simplekml.Color.changealphaint(100, simplekml.Color.green)
if "Teal" in icon_Color:
footprint_color = simplekml.Color.changealphaint(100, simplekml.Color.lightblue)
if "Square" in icon_Color:
footprint_color = simplekml.Color.changealphaint(200, simplekml.Color.white)
return footprint_color
def KML_output_file(name_for_file):
name_for_file = name_for_file + ".kml"
out_folder = os.path.expanduser('~\\Documents\\Locus_Maps\\')
if os.path.exists(out_folder) == False:
os.makedirs(out_folder)
else:
pass
out_file = os.path.expanduser(out_folder+name_for_file)
return out_file
def get_file_encoding(infile):
return (chardet.detect(infile.read()))
def preview_csv(infile, outfile): # This facilitates the onscreen preview and KML creation
try:
dataf = pandas.read_csv(infile, encoding=selected_encoding)
# dataf = dataf.applymap(lambda s: s.upper() if type(s) == str else s) #makes the frame uppercase
n = lines_t0_remove
if n > 0:
dataf.columns = dataf.iloc[n-1]
dataf.columns = dataf.columns.str.upper()
dataf = dataf[0:]
dataf = dataf.iloc[n:]
first_five_lines = dataf.head(6)
first_five_lines = first_five_lines.loc[:,~first_five_lines.columns.duplicated()]
# style_table = first_five_lines.style.hide_index()
st.dataframe(data=first_five_lines, use_container_width=True)
headers = dataf.columns.to_list()
#
return headers, dataf
except UnicodeError:
st.error("Decoding error. Try another encoding method.")
pass
def create_kml(df_in, outfile):
headers = df_in.columns.to_list()
# print(headers)
st.subheader("Assign Columns for KML")
label_for_icons = st.selectbox("Map Icon Labels", options=headers)
# print(label_for_icons)
point_description = st.selectbox("Additional Descriptions", options=headers)
if footprint == True:
radii = st.selectbox("Radius/Distance-from-Point in Meters", options=headers)
# print(point_description)
if KML == True:
if len(filename) == 0:
with notices:
st.error("Map Name Required")
if len(filename) > 0:
kml = simplekml.Kml()
Descript = point_description
Label = label_for_icons
# try:
if footprint == True:
footy_color = get_footprint_color(icon_Color=icon)
for lon, lat, lab, desc, rad in zip(df_in["LONGITUDE"], df_in["LATITUDE"], df_in[Label], df_in[Descript], df_in[radii]): #zip with for
lo_search = re.findall(r'([0-9.-]+).+?([0-9.-]+)', str(lon)) #regex to find what appears to be longitude, makes tuple, only provides first result of tuple
first_result_lo = map(operator.itemgetter(0), lo_search)
for i in first_result_lo:
long = i
la_search = re.findall(r'([0-9.-]+).+?([0-9.-]+)', str(lat))
first_result_la = map(operator.itemgetter(0), la_search)
for f in first_result_la:
lati = f
point = kml.newpoint(name=lab, coords= [(long, lati)], description=desc) #15(lon),15(lat) are geological coordinates of the location.
point.style.iconstyle.icon.href = selected_icon[icon]
if footprint == True:
try:
polycircle = polycircles.Polycircle(latitude=float(lati),
longitude=float(long),
radius=float(rad),
number_of_vertices=72)
pol = kml.newpolygon(name=(str(lati) + ', ' + str(long) + ', ' + str(rad)), outerboundaryis=polycircle.to_kml())
pol.style.polystyle.color = \
footy_color #changes the radius circle color
except ValueError:
with notices:
st.error("Value Error - Inspect Latitude, Longitude, and Radius Columns")
if footprint == False:
for lon, lat, lab, desc in zip(df_in["LONGITUDE"], df_in["LATITUDE"], df_in[Label], df_in[Descript]): #zip with for
lo_search = re.findall(r'([0-9.-]+).+?([0-9.-]+)', str(lon)) #regex to find what appears to be longitude, makes tuple, only provides first result of tuple
first_result_lo = map(operator.itemgetter(0), lo_search)
for i in first_result_lo:
long = i
la_search = re.findall(r'([0-9.-]+).+?([0-9.-]+)', str(lat))
first_result_la = map(operator.itemgetter(0), la_search)
for f in first_result_la:
lati = f
point = kml.newpoint(name=lab, coords= [(long, lati)], description=desc) #15(lon),15(lat) are geological coordinates of the location.
point.style.iconstyle.icon.href = selected_icon[icon]
# except KeyError:
# print("There was a keyerror")
kml.save(outfile) # To save kml file to use in google earth use:
with notices:
st.success("KML file has been stored to: " + outfile)
def cell_site(in_df):
gdf = geopandas.GeoDataFrame(in_df, geometry=geopandas.points_from_xy(in_df.LONGITUDE, in_df.LATITUDE))
gdf.columns = gdf.columns.str.upper()
gdf.geometry = gdf["GEOMETRY"]
col1, col2, col3,col4,col5 = st.columns(5)
with col1:
Lat = st.selectbox("Latitude", options=in_df.columns)
with col2:
Long = st.selectbox("Longitude", options=in_df.columns)
with col3:
radii = st.selectbox("Radius", options=in_df.columns)
with col4:
Azimuth = st.selectbox("Azimuth", options=in_df.columns)
with col5:
beam_width = st.selectbox("Beam Width", options=in_df.columns)
Map = leafmap.Map()
Map.zoom_to_gdf(gdf)
Map.add_basemap(basemap='ROADMAP')
Map.add_basemap(basemap='SATELLITE')
Map.add_basemap(basemap='TERRAIN')
Map.add_basemap(basemap='HYBRID')
Map.add_basemap(basemap='CartoDB.Positron')
Map.add_basemap(basemap="CartoDB.DarkMatter")
# _Points = Map.add_circle_markers_from_xy(gdf, x="LONGITUDE", y="LATITUDE", radius=5)
for index, row in gdf.iterrows():
print(row["LATITUDE"],row["LONGITUDE"])
plugins.SemiCircle((row["LATITUDE"],row["LONGITUDE"]),
radius=row[radii],
direction=row[Azimuth],
arc=row[beam_width],
color="darkred",
fill_color="darkred",
opacity=1,
popup="Direction - 0 degrees, arc 90 degrees",
).add_to(Map)
Map.to_streamlit()
cell2html = st.button("Cell Map to HTML")
if cell2html == True:
Map.to_html("C:\\Users\\CR\\Desktop\\usntest\\test.html")
def time_range_slider(in_df):
## Range selector
try:
in_df[datetime_Column] = pandas.to_datetime(in_df[datetime_Column])
format = 'YYYY-MM-DD' # format output
start_date = min(in_df[datetime_Column]).to_pydatetime() # get start date of data frame
end_date = max(in_df[datetime_Column]).to_pydatetime() # get end date of data frame
slider = st.slider('Select Date (YYYY-MM-DD)', min_value=start_date, value=(start_date,end_date) ,max_value=end_date, format=format)
return slider #kicks out start and end datetime
except TypeError:
st.error("slider error")
def time_filter(in_df):
try:
starting, ending = time_range_slider(in_df=in_df)
sorted = in_df.sort_values(by=datetime_Column)
# print(sorted)
col1, col2, col3, col4 = st.columns(4)
with col1:
start_date = st.date_input("Start Date",value=starting)
with col2:
start_time = st.time_input("Start Time", value=datetime.time(0, 00, 00))
with col3:
end_date = st.date_input("End Date",value=ending)
with col4:
end_time = st.time_input("End Time", value=datetime.time(23, 59, 59))
first_is = str(start_date) + " " + str(start_time)
last_is = str(end_date) + " " + str(end_time)
selected_time = sorted[(sorted[datetime_Column] > first_is) & (sorted[datetime_Column] < last_is)]
st.table(selected_time)
return selected_time
except Exception:
st.error("Select column with Date/Time data.")
########################################
########################################
st.markdown("<h1 style='text-align: left; font-family: impact; font-size: 89px; color: red;'> LOCUS</h1>", unsafe_allow_html=True)
st.write("An Investigative Geolocation Tool")
st.markdown("---")
#### Main Page ####
notices = st.empty()
filename = st.text_input(":red[Provide Map Name*]",)
uploaded_file = st.file_uploader("Choose a CSV file", type=["csv"])
with st.expander("Manage CSV File"):
lines_t0_remove = st.slider(label="Number of Rows to Remove from Start of Table (First line must include 'Latitude' and 'Longitude')", min_value=0, max_value=10)
if uploaded_file != None:
suggested_encoding = get_file_encoding(uploaded_file) # block attempts to find csv encoding and allow manual choice
encode_options = st.radio(label="Encoding Options", options=["Use Suggested Encoding: " + str(suggested_encoding['encoding']), "Use Manual Encoding Selection"],horizontal=True)
if encode_options == "Use Suggested Encoding: " + str(suggested_encoding['encoding']):
selected_encoding = suggested_encoding['encoding']
if encode_options == "Use Manual Encoding Selection":
selected_encoding = st.selectbox("Choose File Encoding",options=["utf-8", 'utf-8-sig', 'utf-16', 'ISO-8859-1'])
uploaded_file.seek(0) #refresh action
outFile = KML_output_file(filename)
# print(outFile)
get_headings, preview_data = preview_csv(uploaded_file, outfile=outFile)
if uploaded_file != None:
with st.expander("Date/Time Filter & Declutter"):
filterbytime = st.checkbox("Filter by Date/Time")
if filterbytime == True:
datetime_Column = st.selectbox("Select Date/Time Column", options=preview_data.columns)
try:
preview_data = time_filter(preview_data)
except Exception:
st.error("Select column containing date/time data.")
# try:
tab1, tab2, tab3 = st.tabs(["Preview/KML Map", "Analysis Maps", "Create Geofence"])
with tab1:
try:
st.map(preview_data)
except TypeError:
st.error("Ensure you have correct settings in Manage CSV and Date/Time Filtering")
icon = st.selectbox("Select Map Point Icon Style", options=icon_options)
footprint = st.checkbox("Dataset includes radius/area information",)
KML = st.button("GENERATE KML")
st.markdown("---")
create_kml(df_in=preview_data,outfile=outFile)
with tab2:
make_map(preview_data)
with tab3:
make_geofence_map()
# except Exception:
# st.info("Map preview not available with currently selected data. Select Manage CSV File to adjust your data. Column headers must have Latitude and Longitude.")