The function location isn't working anymore now. :'(

On Saturday, February 20, 2016 at 11:16:05 PM UTC+5:30, Anthony wrote:
>
> Same problem -- the URL() function is Python code executed on the server, 
> but you are attempting to pass in Javascript variables. Should be:
>
> ajax('{{=URL('default', 'location')}}' + '?lat=' + visitor_lat + '&lon=' + 
> visitor_lon, [], ':eval');
>
> Notice that you must use Javascript in order to construct the URL based on 
> Javascript variables.
>
> Anthony
>
> On Saturday, February 20, 2016 at 12:29:27 PM UTC-5, Rgb Aston wrote:
>>
>> Thank you Anthony. I tried fixing it this way but it didn't work either.
>>
>>
>> Instead of:
>> {{session.lat=visitor_lat}}
>> {{session.lon=visitor_lon }}
>> I put:
>> ajax('{{=URL('default', 'location', vars=dict(lat=visitor_lat, 
>> lon=visitor_lon))}}', [], ':eval');
>>
>> and my function location stays as:
>>
>> def location():
>>     lat=request.vars.lat
>>     lon=request.vars.lon
>>     device=str(request.user_agent)
>>     start=device.find("HTTP_USER_AGENT") + 18
>>     end=device.find("HTTP_CONNECTION") - 3
>>     session.p=mail.send('smm...@gmail.com <javascript:>',
>>                   'Someone just checked your ePortfolio',
>>                   message='<html><style></style><body><h1 
>> style="background-color:lightblue;display:inline" >Hi!</h1><br><div 
>> style="width:500px;height:100px;background-color:pink;opacity:0.8"><h3 
>> style="font-size:1em">you have a new visitor from ip address: 
>> %s</h3><h3>from latitude: %s and longitude: %s<h3>with device: %s</h3> 
>> </div></body></html>' %(str(request.client), str(lat), str(lon), 
>> device[start:end] ))
>>
>>
>>
>> however now it says:
>> <type 'exceptions.NameError'> name 'visitor_lat' is not defined
>>
>>
>> On Saturday, February 20, 2016 at 10:28:41 PM UTC+5:30, Anthony wrote:
>>>
>>> You cannot combine Python and Javascript. The Python code is executed on 
>>> the server *before* the HTML page is returned to the browser, and the 
>>> Javascript is executed later in the browser. If you need to put something 
>>> in the session from Javascript, you would have to pass the relevant data to 
>>> web2py via an Ajax call and have the called function write the data to the 
>>> session.
>>>
>>> Anthony
>>>
>>> On Saturday, February 20, 2016 at 11:40:50 AM UTC-5, Rgb Aston wrote:
>>>>
>>>>  <script type="text/javascript" src="http://www.google.com/jsapi?key=
>>>> <YOUR_GOOGLE_API_KEY>"></script>
>>>>     <script type="text/javascript">
>>>>         if(google.loader.ClientLocation)
>>>>         {
>>>>             visitor_lat = google.loader.ClientLocation.latitude;
>>>>             visitor_lon = google.loader.ClientLocation.longitude;
>>>>             visitor_city = google.loader.ClientLocation.address.city;
>>>>             visitor_region = 
>>>> google.loader.ClientLocation.address.region;
>>>>             visitor_country = 
>>>> google.loader.ClientLocation.address.country;
>>>>             visitor_countrycode = 
>>>> google.loader.ClientLocation.address.country_code;
>>>>             document.getElementById('yourinfo').innerHTML = 
>>>> '<p>Lat/Lon: ' + visitor_lat + ' / ' + visitor_lon + '</p><p>Location: ' + 
>>>> visitor_city + ', ' + visitor_region + ', ' + visitor_country + ' (' + 
>>>> visitor_countrycode + ')</p>';
>>>>             {{session.lat=visitor_lat}}
>>>>             {{session.lon=visitor_lon }}
>>>>         }
>>>>         else
>>>>         {
>>>>             document.getElementById('yourinfo').innerHTML = 
>>>> '<p>Whoops!</p>';
>>>>         }
>>>>     </script>
>>>>         
>>>>         
>>>> error:
>>>>
>>>> <type 'exceptions.NameError'> name 'visitor_lat' is not defined
>>>>
>>>

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