gluon ecoli report

ecoli.js

(function(){
  return {name: "ecoli"}
})

var dbkey = "ecoli"
var url = 'https://www.portlandoregon.gov/bes/waterquality/results.cfm?location_id=7132'
var state

function setup() {
    db.get(dbkey, function(json) { 
      try {
        state = JSON.parse(json) 
        bot.say(bot.admin_channel, "ecoli loaded. count "+state.count)
      } catch(e) {
        bot.say(bot.admin_channel, "ecoli decode failed. resetting")
        state = {count: 0, date: 0}
        save()
      }
    })
}

function save() {
  db.set(dbkey, JSON.stringify(state), function(result){
    if (!result) {
      bot.say(bot.admin_channel, "ecoli state save err: "+e)
    }
  })
}

function go(msg) {
  if (msg.method == "clocktower") {
    var time = new Date(Date.parse(msg.params.time))
    if (time.getMinutes() % 10 == 0) {
      //clock_watches()
    }
  }
  
  if (msg.method == "irc.privmsg") {
    var cmd_match = /!ecoli/.exec(msg.params.message)
    if (cmd_match) {
      var words = report(msg)
      if (!words) {
        words = "no data found. check "+url
      }
      bot.say(msg.params.channel, words)
    }
  }
}

function report(msg) {
  var html = http.get(url)
  var bluecell = /td class=\"bluecell[^>]+\>\s+(\d+\/\d+\/\d+)\D+(\d+\.\d*)\D+(\d+)/.exec(html)
  if (bluecell) {
    return "Willamette at Riverplace Marina "+bluecell[1]+" "+bluecell[2]+"F "+bluecell[3]+" ecoli organisms per 100ml"
  }
}