+package net.pterodactylus.sone.core
+
+import net.pterodactylus.sone.fcp.FcpInterface.*
+import net.pterodactylus.util.config.*
+
+/**
+ * Loads preferences stored in a [Configuration] into a [Preferences] object.
+ */
+class PreferencesLoader(private val preferences: Preferences) {
+
+ fun loadFrom(configuration: Configuration) {
+ loadInsertionDelay(configuration)
+ loadPostsPerPage(configuration)
+ loadImagesPerPage(configuration)
+ loadCharactersPerPost(configuration)
+ loadPostCutOffLength(configuration)
+ loadRequireFullAccess(configuration)
+ loadFcpInterfaceActive(configuration)
+ loadFcpFullAccessRequired(configuration)
+ }
+
+ private fun loadInsertionDelay(configuration: Configuration) {
+ preferences.newInsertionDelay = configuration.getIntValue("Option/InsertionDelay").getValue(null)
+ }
+
+ private fun loadPostsPerPage(configuration: Configuration) {
+ preferences.newPostsPerPage = configuration.getIntValue("Option/PostsPerPage").getValue(null)
+ }
+
+ private fun loadImagesPerPage(configuration: Configuration) {
+ preferences.newImagesPerPage = configuration.getIntValue("Option/ImagesPerPage").getValue(null)
+ }
+
+ private fun loadCharactersPerPost(configuration: Configuration) {
+ preferences.newCharactersPerPost = configuration.getIntValue("Option/CharactersPerPost").getValue(null)
+ }
+
+ private fun loadPostCutOffLength(configuration: Configuration) {
+ try {
+ preferences.newPostCutOffLength = configuration.getIntValue("Option/PostCutOffLength").getValue(null)
+ } catch (iae1: IllegalArgumentException) { /* previous versions allowed -1, ignore and use default. */
+ }
+ }
+
+ private fun loadRequireFullAccess(configuration: Configuration) {
+ preferences.newRequireFullAccess = configuration.getBooleanValue("Option/RequireFullAccess").getValue(null)
+ }
+
+ private fun loadFcpInterfaceActive(configuration: Configuration) {
+ preferences.newFcpInterfaceActive = configuration.getBooleanValue("Option/ActivateFcpInterface").getValue(null)
+ }
+
+ private fun loadFcpFullAccessRequired(configuration: Configuration) {
+ val fullAccessRequiredInteger = configuration.getIntValue("Option/FcpFullAccessRequired").getValue(null)
+ preferences.newFcpFullAccessRequired = fullAccessRequiredInteger?.let { FullAccessRequired.values()[it] }
+ }
+
+}