h/plugins/dotnetpad.py

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"dotnetpad.py: by sklnd, because gobiner wouldn't shut up"
import urllib
import httplib
import socket
import json
from util import hook
def dotnetpad(lang, code):
"Posts a provided snippet of code in a provided langugage to dotnetpad.net"
params = urllib.urlencode({'language': lang, 'code': code})
headers = {"Content-type": "application/x-www-form-urlencoded",
"Accept": "text/plain"}
try:
conn = httplib.HTTPConnection("dotnetpad.net:80")
conn.request("POST", "/Skybot", params, headers)
response = conn.getresponse()
except httplib.HTTPException:
conn.close()
return 'error: dotnetpad is broken somehow'
except socket.error:
return 'error: unable to connect to dotnetpad'
try:
result = json.loads(response.read())
except ValueError:
conn.close()
return 'error: dotnetpad is broken somehow'
conn.close()
if result['Errors']:
return 'First error: %s' % (result['Errors'][0]['ErrorText'])
elif result['Output']:
return result['Output'].lstrip()
else:
return 'No output'
@hook.command
def fs(inp):
".fs -- post a F# code snippet to dotnetpad.net and print the results"
if not inp:
return fs.__doc__
return dotnetpad('fsharp', inp)
@hook.command
def cs(snippet):
".cs -- post a C# code snippet to dotnetpad.net and print the results"
if not snippet:
return cs.__doc__
file_template = ('using System; '
'using System.Linq; '
'using System.Collections.Generic; '
'using System.Text; '
'%(class)s')
class_template = ('public class Default '
'{ '
' %(main)s '
'}')
main_template = ('public static void Main(String[] args) '
'{ '
' %(snippet)s '
'}')
# There are probably better ways to do the following, but I'm feeling lazy
# if no main is found in the snippet, then we use the template with Main in it
if 'public static void Main' not in snippet:
code = main_template % { 'snippet': snippet }
code = class_template % { 'main': code }
code = file_template % { 'class' : code }
# if Main is found, check for class and see if we need to use the classed template
elif 'class' not in snippet:
code = class_template % { 'main': snippet }
code = file_template % { 'class' : code }
return 'Error using dotnetpad'
# if we found class, then use the barebones template
else:
code = file_template % { 'class' : snippet }
return dotnetpad('csharp', code)