actor httpclient syntax/semantics ideas

flow.py

from httpMethods import *

# Create the graph (profiling tags)

# get (as a http client) every 10 seconds json and emit it on
post('/api/actors',
     {
          "type":"httpclient",
          "trigger": null,      # can also be omitted altogether
          "collect":null,       # can also be omitted altogether
          "params": {
              "url" : "http://finance.google.com/finance/info?client=ig&q=NASDAQ%3aMSFT",
              "method" : "GET",  # this should be a default
              "timeout": 2,
              "auth": {
                  "method": "apikey", # should support a number of auth schemes
                  "apikey": "IUFTSI&^YGUS"
              }
          },
          "timer": {
              "duration": 10,
              "mode": "continue"
          }
     })

# it only supports json, invalid json is discarded
# example of possible emitted json
"""
// [
{
"id": "358464"
,"t" : "MSFT"
,"e" : "NASDAQ"
,"l" : "42.26"
,"l_max" : "43.26"
,"l_cur" : "42.26"
,"s": "1"
"""

# provided that the previous actor id is 1
post('/api/actors', {
    "type":"threshold",
    "trigger": 1,
    "collect": {
        "key": "trigger[0].l",
        "threshold": 100  # but could also be "trigger[0].l_max * 1.15"
    },
    "params": null
}

# use params when its fixed at *creation* time
# use collect when you need more flexibility

# suppose the previous id is 2
post('/api/actors',
     {
         "type":"httpclient",
         "trigger": 2,
         "collect":{
             "min": "trigger[0].l_min",
             "curr": "trigger[0].l"
         }
         "params": {
             "url" : "http://dashku.com",
             "method" : "POST",  # this should be a default
             "timeout": 2,
             "auth": {
                 "method": "apikey", # should support a number of auth schemes
                 "apikey": "IUFTSI&^YGUS"
             },
             "template": '{"data":{ "min":$min, "current":$curr}}'
         },
         "timer": {
             "duration": 10,
             "mode": "continue"
         }
     })