earthquake

earthquake-reporter.py

import urllib
import json
import uuid
from will.plugin import WillPlugin
from will.decorators import periodic


def get_magnitude_text_and_color_and_classification(magnitude):
    """
    Great 8 or more
    Major 7 - 7.9
    Strong 6 - 6.9
    Moderate 5 - 5.9
    Light 4 - 4.9
    Minor 3 -3.9
    """

    value = float(magnitude)

    if value < 3.9:
        return "%s" % value, None, "minor"
    elif value > 3.9 and value <= 4.9:
        return "%s" % value, "lozenge-success", "light"
    elif value > 4.9 and value <= 5.9:
        return "%s" % value, "lozenge-new", "moderate"
    elif value > 5.9 and value <= 6.9:
        return "%s" % value, "lozenge-moved", "strong"
    elif value > 6.9 and value <= 7.9:
        return "%s" % value, "lozenge-current", "major"
    elif value > 7.9:
        return "%s" % value, "lozenge-error", "great"
    else:
        return "unknown", None


class EarthQuakeNotifier(WillPlugin):

    @periodic(hour='*', minute='*/2')
    def get_alerts(self):
        url = "http://earthquake-report.com/feeds/recent-eq?json"
        last_known_date = self.load("last_jishin_alert")
        try:
            entries = json.loads(urllib.urlopen(url).read())
            latest = last_known_date
            for entry in entries:
                if entry['date_time'] > last_known_date and "JAPAN" in entry['location'].upper():
                    card = self.build_card(entry)
                    self.say(entry['title'], card=card)
                    if entry['date_time'] > latest:
                        latest = entry['date_time']
            self.save("last_jishin_alert", latest)
        except Exception as e:
            print("feedparser exception %s" % e)

    def build_card(self, jishin):
        mag_text, mag_color, mag_class = get_magnitude_text_and_color_and_classification(jishin["magnitude"])

        card = {
            "id": str(uuid.uuid4()),
            "icon": {"url": "http://icooon-mono.com/i/icon_15889/icon_158890_256.png"},
            "url": jishin["link"],
            "style": "application",
            "format": "medium",
            "attributes": [
                {
                    "value": {
                        "label": jishin["location"].lower()
                    },
                    "label": "Location"
                },
                {
                    "value": {
                        "label": "%s %s" % (jishin["date_time"].split("T")[0],
                                            jishin["date_time"].split("T")[1].split("+")[0])
                    },
                    "label": "Date"
                },
                {
                    "value": {
                        "label": mag_text
                    },
                    "label": "Magnitude"
                },
                {
                    "value": {
                        "style": mag_color,
                        "label": mag_class
                    },
                    "label": "Class"
                }

            ],
            "title": jishin["title"],
            "activity": {
                "html": 'Earthquake - %s' % jishin["location"].lower(),
                "icon": "http://icooon-mono.com/i/icon_15889/icon_158890_256.png"
            },
        }
        return card