src/main/kotlin/net/pterodactylus/sone/core/Preferences.kt

   1 /*
   2  * Sone - Preferences.kt - Copyright © 2013–2020 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.core
  19
  20 import com.google.common.base.Predicates.*
  21 import com.google.common.eventbus.*
  22 import net.pterodactylus.sone.core.event.*
  23 import net.pterodactylus.sone.fcp.FcpInterface.*
  24 import net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired.*
  25 import net.pterodactylus.sone.fcp.event.*
  26 import net.pterodactylus.sone.utils.*
  27 import net.pterodactylus.sone.utils.IntegerRangePredicate.*
  28 import net.pterodactylus.util.config.*
  29 import java.lang.Integer.*
  30
  31 /**
  32  * Convenience interface for external classes that want to access the core’s
  33  * configuration.
  34  */
  35 class Preferences(private val eventBus: EventBus) {
  36
  37         private val _insertionDelay = DefaultOption(60, range(0, MAX_VALUE))
  38         val insertionDelay: Int get() = _insertionDelay.get()
  39         var newInsertionDelay: Int?
  40                 get() = unsupported
  41                 set(value) {
  42                         _insertionDelay.set(value)
  43                         eventBus.post(InsertionDelayChangedEvent(insertionDelay))
  44                         eventBus.post(PreferenceChangedEvent("InsertionDelay", insertionDelay))
  45                 }
  46
  47         private val _postsPerPage = DefaultOption(10, range(1, MAX_VALUE))
  48         val postsPerPage: Int get() = _postsPerPage.get()
  49         var newPostsPerPage: Int?
  50                 get() = unsupported
  51                 set(value) {
  52                         _postsPerPage.set(value)
  53                         eventBus.post(PreferenceChangedEvent("PostsPerPage", postsPerPage))
  54                 }
  55
  56         private val _imagesPerPage = DefaultOption(9, range(1, MAX_VALUE))
  57         val imagesPerPage: Int get() = _imagesPerPage.get()
  58         var newImagesPerPage: Int?
  59                 get() = unsupported
  60                 set (value: Int?) = _imagesPerPage.set(value)
  61
  62         private val _charactersPerPost = DefaultOption(400, or(range(50, MAX_VALUE), equalTo(-1)))
  63         val charactersPerPost: Int get() = _charactersPerPost.get()
  64         var newCharactersPerPost: Int?
  65                 get() = unsupported
  66                 set(value) = _charactersPerPost.set(value)
  67
  68         private val _postCutOffLength = DefaultOption(200, range(50, MAX_VALUE))
  69         val postCutOffLength: Int get() = _postCutOffLength.get()
  70         var newPostCutOffLength: Int?
  71                 get() = unsupported
  72                 set(value) = _postCutOffLength.set(value)
  73
  74         private val _requireFullAccess = DefaultOption(false)
  75         val requireFullAccess: Boolean get() = _requireFullAccess.get()
  76         var newRequireFullAccess: Boolean?
  77                 get() = unsupported
  78                 set(value) = _requireFullAccess.set(value)
  79
  80         private val _fcpInterfaceActive = DefaultOption(false)
  81         val fcpInterfaceActive: Boolean get() = _fcpInterfaceActive.get()
  82         var newFcpInterfaceActive: Boolean?
  83                 get() = unsupported
  84                 set(value) {
  85                         _fcpInterfaceActive.set(value)
  86                         when (value) {
  87                                 true -> eventBus.post(FcpInterfaceActivatedEvent())
  88                                 else -> eventBus.post(FcpInterfaceDeactivatedEvent())
  89                         }
  90                 }
  91
  92         private val _fcpFullAccessRequired = DefaultOption(ALWAYS)
  93         val fcpFullAccessRequired: FullAccessRequired get() = _fcpFullAccessRequired.get()
  94         var newFcpFullAccessRequired: FullAccessRequired?
  95                 get() = unsupported
  96                 set(value) {
  97                         _fcpFullAccessRequired.set(value)
  98                         eventBus.post(FullAccessRequiredChanged(fcpFullAccessRequired))
  99                 }
 100
 101         @Throws(ConfigurationException::class)
 102         fun saveTo(configuration: Configuration) {
 103                 configuration.getIntValue("Option/ConfigurationVersion").value = 0
 104                 configuration.getIntValue("Option/InsertionDelay").value = _insertionDelay.real
 105                 configuration.getIntValue("Option/PostsPerPage").value = _postsPerPage.real
 106                 configuration.getIntValue("Option/ImagesPerPage").value = _imagesPerPage.real
 107                 configuration.getIntValue("Option/CharactersPerPost").value = _charactersPerPost.real
 108                 configuration.getIntValue("Option/PostCutOffLength").value = _postCutOffLength.real
 109                 configuration.getBooleanValue("Option/RequireFullAccess").value = _requireFullAccess.real
 110                 configuration.getBooleanValue("Option/ActivateFcpInterface").value = _fcpInterfaceActive.real
 111                 configuration.getIntValue("Option/FcpFullAccessRequired").value = toInt(_fcpFullAccessRequired.real)
 112         }
 113
 114         private fun toInt(fullAccessRequired: FullAccessRequired?): Int? {
 115                 return fullAccessRequired?.ordinal
 116         }
 117
 118 }
 119
 120 private val unsupported: Nothing get() = throw UnsupportedOperationException()