Created
May 30, 2017 03:46
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Kotlin RSS Parse
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@Component | |
class RSSFeedParser : ApplicationListener<ContextRefreshedEvent> { | |
@Autowired | |
val feedRepo : FeedRepository? = null | |
var didStart : Boolean = false | |
var timer = Timer("schedule", true); | |
fun fetchFeeds() { | |
Logging.logout("Starting feed parsing...") | |
this.feedRepo?.findAll()?.let { feeds -> | |
val input = SyndFeedInput() | |
for (feed in feeds) { | |
Logging.logout("Parsing feed for ${feed.podcastTitle}...") | |
val parsedFeed = input.build(XmlReader(URL(feed.feed))) | |
if (feed.latestEpisode != parsedFeed.entries[0].title) { | |
Logging.logout("New episode ${parsedFeed.entries[0].title} for ${parsedFeed.title} found.") | |
feed.latestEpisode = parsedFeed.entries[0].title | |
this.feedRepo?.save(feed) | |
//Send push notification to user of feed. | |
PushController.sendPushNotificationToUsersFor(feed) | |
} | |
} | |
Logging.logout("Feed parsing complete...waiting 10 min for next pass.") | |
} | |
} | |
fun startTimer() { | |
this.timer = Timer("schedule", true); | |
timer.scheduleAtFixedRate(0, 600000) { | |
fetchFeeds() | |
} | |
} | |
@EventListener | |
override fun onApplicationEvent(contextRefreshedEvent : ContextRefreshedEvent) { | |
if (didStart == false) { | |
startTimer() | |
didStart = true | |
Logging.logout("Spring started and RSS Parsing is running...${Date().time/1000}") | |
} | |
} | |
} |
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