src/main/kotlin/net/pterodactylus/sone/web/ajax/GetStatusAjaxPage.kt

   1 package net.pterodactylus.sone.web.ajax
   2
   3 import com.fasterxml.jackson.databind.JsonNode
   4 import com.fasterxml.jackson.databind.ObjectMapper
   5 import net.pterodactylus.sone.core.ElementLoader
   6 import net.pterodactylus.sone.core.LinkedElement
   7 import net.pterodactylus.sone.data.Post
   8 import net.pterodactylus.sone.data.PostReply
   9 import net.pterodactylus.sone.data.Sone
  10 import net.pterodactylus.sone.data.SoneOptions
  11 import net.pterodactylus.sone.freenet.L10nFilter
  12 import net.pterodactylus.sone.template.SoneAccessor
  13 import net.pterodactylus.sone.text.TimeTextConverter
  14 import net.pterodactylus.sone.utils.jsonObject
  15 import net.pterodactylus.sone.utils.toArray
  16 import net.pterodactylus.sone.web.WebInterface
  17 import net.pterodactylus.sone.web.page.*
  18 import java.text.SimpleDateFormat
  19 import java.util.TimeZone
  20 import javax.inject.Inject
  21
  22 /**
  23  * The “get status” AJAX handler returns all information that is necessary to
  24  * update the web interface in real-time.
  25  */
  26 @ToadletPath("getStatus.ajax")
  27 class GetStatusAjaxPage(webInterface: WebInterface, private val elementLoader: ElementLoader, private val timeTextConverter: TimeTextConverter, private val l10nFilter: L10nFilter, timeZone: TimeZone):
  28                 JsonPage(webInterface) {
  29
  30         @Inject constructor(webInterface: WebInterface, elementLoader: ElementLoader, timeTextConverter: TimeTextConverter, l10nFilter: L10nFilter):
  31                         this(webInterface, elementLoader, timeTextConverter, l10nFilter, TimeZone.getDefault())
  32
  33         private val dateFormatter = SimpleDateFormat("MMM d, yyyy, HH:mm:ss").apply {
  34                 this.timeZone = timeZone
  35         }
  36
  37         override fun createJsonObject(request: FreenetRequest) =
  38                         getCurrentSone(request.toadletContext).let { currentSone ->
  39                                 createSuccessJsonObject().apply {
  40                                         this["loggedIn"] = currentSone != null
  41                                         this["options"] = currentSone?.options?.toJsonOptions() ?: jsonObject {}
  42                                         this["notificationHash"] = webInterface.getNotifications(currentSone).sortedBy { it.createdTime }.hashCode()
  43                                         this["sones"] = request.httpRequest.getParam("soneIds").split(',').mapNotNull(core::getSone).plus(currentSone).filterNotNull().toJsonSones()
  44                                         this["newPosts"] = webInterface.getNewPosts(currentSone).toJsonPosts()
  45                                         this["newReplies"] = webInterface.getNewReplies(currentSone).toJsonReplies()
  46                                         this["linkedElements"] = request.httpRequest.getParam("elements", "[]").asJson().map(JsonNode::asText).map(elementLoader::loadElement).toJsonElements()
  47                                 }
  48                         }
  49
  50         private operator fun JsonReturnObject.set(key: String, value: JsonNode) = put(key, value)
  51         private operator fun JsonReturnObject.set(key: String, value: Int) = put(key, value)
  52         private operator fun JsonReturnObject.set(key: String, value: Boolean) = put(key, value)
  53
  54         private fun String.asJson() = ObjectMapper().readTree(this).asIterable()
  55
  56         override val needsFormPassword = false
  57         override val requiresLogin = false
  58
  59         private fun SoneOptions.toJsonOptions() = jsonObject {
  60                 put("ShowNotification/NewSones", isShowNewSoneNotifications)
  61                 put("ShowNotification/NewPosts", isShowNewPostNotifications)
  62                 put("ShowNotification/NewReplies", isShowNewReplyNotifications)
  63         }
  64
  65         private fun Iterable<Sone>.toJsonSones() = map { sone ->
  66                 jsonObject {
  67                         put("id", sone.id)
  68                         put("name", SoneAccessor.getNiceName(sone))
  69                         put("local", sone.isLocal)
  70                         put("status", sone.status.name)
  71                         put("modified", core.isModifiedSone(sone))
  72                         put("locked", core.isLocked(sone))
  73                         put("lastUpdatedUnknown", sone.time == 0L)
  74                         synchronized(dateFormatter) {
  75                                 put("lastUpdated", dateFormatter.format(sone.time))
  76                         }
  77                         put("lastUpdatedText", timeTextConverter.getTimeText(sone.time).l10nText.let { l10nFilter.format(null, it, emptyMap()) })
  78                 }
  79         }.toArray()
  80
  81         private fun Iterable<Post>.toJsonPosts() = map { post ->
  82                 jsonObject {
  83                         put("id", post.id)
  84                         put("sone", post.sone.id)
  85                         put("time", post.time)
  86                         put("recipient", post.recipientId.orNull())
  87                 }
  88         }.toArray()
  89
  90         private fun Iterable<PostReply>.toJsonReplies() = map { reply ->
  91                 jsonObject {
  92                         put("id", reply.id)
  93                         put("sone", reply.sone.id)
  94                         put("post", reply.postId)
  95                         put("postSone", reply.post.get().sone.id)
  96                 }
  97         }.toArray()
  98
  99         private fun Iterable<LinkedElement>.toJsonElements() = map { (link, failed, loading) ->
 100                 jsonObject {
 101                         put("link", link)
 102                         put("loading", loading)
 103                         put("failed", failed)
 104                 }
 105         }.toArray()
 106
 107 }