src/main/kotlin/net/pterodactylus/sone/web/pages/SoneTemplatePage.kt

   1 package net.pterodactylus.sone.web.pages
   2
   3 import freenet.clients.http.ToadletContext
   4 import net.pterodactylus.sone.data.Sone
   5 import net.pterodactylus.sone.main.SonePlugin
   6 import net.pterodactylus.sone.utils.emptyToNull
   7 import net.pterodactylus.sone.web.SessionProvider
   8 import net.pterodactylus.sone.web.WebInterface
   9 import net.pterodactylus.sone.web.page.FreenetRequest
  10 import net.pterodactylus.sone.web.page.FreenetTemplatePage
  11 import net.pterodactylus.util.notify.Notification
  12 import net.pterodactylus.util.template.Template
  13 import net.pterodactylus.util.template.TemplateContext
  14 import java.net.URLEncoder
  15
  16 /**
  17  * Base page for the Sone web interface.
  18  */
  19 open class SoneTemplatePage @JvmOverloads constructor(
  20                 path: String,
  21                 protected val webInterface: WebInterface,
  22                 template: Template,
  23                 private val pageTitleKey: String? = null,
  24                 private val requiresLogin: Boolean = false,
  25                 private val pageTitle: (FreenetRequest) -> String = { pageTitleKey?.let(webInterface.l10n::getString) ?: "" }
  26 ) : FreenetTemplatePage(path, webInterface.templateContextFactory, template, "noPermission.html") {
  27
  28         private val core = webInterface.core
  29         protected val sessionProvider: SessionProvider = webInterface
  30
  31         protected fun getCurrentSone(toadletContext: ToadletContext, createSession: Boolean = true) =
  32                         sessionProvider.getCurrentSone(toadletContext, createSession)
  33
  34         protected fun setCurrentSone(toadletContext: ToadletContext, sone: Sone?) =
  35                         sessionProvider.setCurrentSone(toadletContext, sone)
  36
  37         fun requiresLogin() = requiresLogin
  38
  39         override public fun getPageTitle(freenetRequest: FreenetRequest) = pageTitle(freenetRequest)
  40
  41         override public fun getStyleSheets() =
  42                         listOf("css/sone.css")
  43
  44         override public fun getShortcutIcon() = "images/icon.png"
  45
  46         override public fun getAdditionalLinkNodes(request: FreenetRequest) =
  47                         listOf(mapOf(
  48                                         "rel" to "search",
  49                                         "type" to "application/opensearchdescription+xml",
  50                                         "title" to "Sone",
  51                                         "href" to "http://${request.httpRequest.getHeader("host")}/Sone/OpenSearch.xml"
  52                         ))
  53
  54         final override public fun processTemplate(freenetRequest: FreenetRequest, templateContext: TemplateContext) {
  55                 super.processTemplate(freenetRequest, templateContext)
  56                 templateContext["preferences"] = core.preferences
  57                 templateContext["currentSone"] = getCurrentSone(freenetRequest.toadletContext)
  58                 templateContext["localSones"] = core.localSones
  59                 templateContext["request"] = freenetRequest
  60                 templateContext["currentVersion"] = SonePlugin.getPluginVersion()
  61                 templateContext["hasLatestVersion"] = core.updateChecker.hasLatestVersion()
  62                 templateContext["latestEdition"] = core.updateChecker.latestEdition
  63                 templateContext["latestVersion"] = core.updateChecker.latestVersion
  64                 templateContext["latestVersionTime"] = core.updateChecker.latestVersionDate
  65                 webInterface.getNotifications(getCurrentSone(freenetRequest.toadletContext)).sortedBy(Notification::getCreatedTime).run {
  66                         templateContext["notifications"] = this
  67                         templateContext["notificationHash"] = this.hashCode()
  68                 }
  69                 handleRequest(freenetRequest, templateContext)
  70         }
  71
  72         internal open fun handleRequest(freenetRequest: FreenetRequest, templateContext: TemplateContext) {
  73         }
  74
  75         override public fun getRedirectTarget(freenetRequest: FreenetRequest): String? {
  76                 if (requiresLogin && getCurrentSone(freenetRequest.toadletContext) == null) {
  77                         val parameters = freenetRequest.httpRequest.parameterNames
  78                                         .flatMap { name -> freenetRequest.httpRequest.getMultipleParam(name).map { name to it } }
  79                                         .joinToString("&") { "${it.first.urlEncode}=${it.second.urlEncode}" }
  80                                         .emptyToNull
  81                         return "login.html?target=${freenetRequest.httpRequest.path}${parameters?.let { ("?" + it).urlEncode } ?: ""}"
  82                 }
  83                 return null
  84         }
  85
  86         private val String.urlEncode: String get() = URLEncoder.encode(this, "UTF-8")
  87
  88         override fun isEnabled(toadletContext: ToadletContext) = when {
  89                 requiresLogin && getCurrentSone(toadletContext) == null -> false
  90                 core.preferences.isRequireFullAccess && !toadletContext.isAllowedFullAccess -> false
  91                 else -> true
  92         }
  93
  94 }