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activity updates #10

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3 changes: 3 additions & 0 deletions boot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -36,3 +36,6 @@
break
else:
print("Connection could not be made.\n")

if sta_if.isconnected():
print("Connected as: {}".format(sta_if.ifconfig()[0]))
74 changes: 59 additions & 15 deletions simple_web_server/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,26 +10,61 @@
import machine
import ntptime, utime
from machine import RTC
from time import sleep

seconds = ntptime.time()
rtc = RTC()
try:
seconds = ntptime.time()
except:
seconds = 0
rtc.datetime(utime.localtime(seconds))

adc = machine.ADC(0)

def time():
body = """<html>
<body>
<h1>Time</h1>
<p>%s</p>
</body>
</html>
""" % str(rtc.datetime())
<body>
<h1>Time</h1>
<p>%s</p>
</body>
</html>
""" % str(rtc.datetime())

return response_template % body


def dummy():
body = "This is a dummy endpoint"

return response_template % body

pin = machine.Pin(16, machine.Pin.OUT)

def light_on:
pin.value(1)
body = "You turned a light on!"
return response_template % body

def light_off:
pin.value(0)
body = "You turned a light off!"
return response_template % body
switch_pin = machine.Pin(10, machine.Pin.IN)

def switch():
body = "{state: " . switch_pin.value() . "}"
return response_template % body

adc = machine.ADC(0)

def light:
body = "{value: " . adc.read() . "}"
return response_template % body

handlers = {
'time': time,
'dummy': dummy,
'light_on': light_on,
'light_off': light_off,
'switch': switch,
'light': light,
}

def main():
s = socket.socket()
ai = socket.getaddrinfo("0.0.0.0", 8080)
Expand All @@ -42,19 +77,28 @@ def main():
print("Listening, connect your browser to http://<this_host>:8080/")

while True:
sleep(.5)
res = s.accept()
client_s = res[0]
client_addr = res[1]
req = client_s.recv(4096)
print("Request:")
print(req)

response = time()
# The first line of a request looks like "GET /arbitrary/path/ HTTP/1.1".
# This grabs that first line and whittles it down to just "/arbitrary/path/"
path = req.decode().split("\r\n")[0].split(" ")[1]

# Given the path, identify the correct handler to use
handler = handlers[path.strip('/').split('/')[0]]

response = handler()

# A handler returns an entire response in the form of a multi-line string.
# This breaks up the response into single strings, byte-encodes them, and
# joins them back together with b"\r\n". Then it sends that to the client.
client_s.send(b"\r\n".join([line.encode() for line in response.split("\n")]))

client_s.close()
print()

main()
main()