Merge branch 'factorization'

src/main/resources/assets/opencomputers/lang/de_DE.lang

@@ -206,6 +206,7 @@ oc:tooltip.Microchip=Tritt auch unter dem Alias Integrierter Schaltkreis auf. Ke
 oc:tooltip.MotionSensor=Kann Bewegungen sich in der Nähe befindender Lebewesen erkennen. Benötigt eine klare Sichtlinie.
 oc:tooltip.NetworkCard=Erlaubt es Computern, die über mehrere Blöcke miteinander verbunden sind (z.B. Kabel), mittels Netzwerknachrichten zu kommunizieren.
 oc:tooltip.PowerConverter.BuildCraft=§fBuildCraft MJ§7: §a%s:%s§7.
+oc:tooltip.PowerConverter.Factorization=§fFactorization Charge§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.IndustrialCraft2=§fIndustrialCraft² EU§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.Mekanism=§fMekanism Joules§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.ThermalExpansion=§fThermal Expansion RF§7: §a%s:%s§7.

src/main/resources/assets/opencomputers/lang/en_US.lang

@@ -207,6 +207,7 @@ oc:tooltip.Microchip=The chip formerly known as Integrated Circuit. I have no id
 oc:tooltip.MotionSensor=Can detect movement of nearby living beings. Requires clear line-of-sight.
 oc:tooltip.NetworkCard=Allows distant computers connected by other blocks (such as cable) to communicate by sending messages to each other.
 oc:tooltip.PowerConverter.BuildCraft=§fBuildCraft MJ§7: §a%s:%s§7.
+oc:tooltip.PowerConverter.Factorization=§fFactorization Charge§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.IndustrialCraft2=§fIndustrialCraft² EU§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.Mekanism=§fMekanism Joules§7: §a%s:%s§7.
 oc:tooltip.PowerConverter.ThermalExpansion=§fThermal Expansion RF§7: §a%s:%s§7.

src/main/scala/li/cil/oc/Settings.scala

@@ -121,12 +121,7 @@ class Settings(config: Config) {
   // power
 
   val pureIgnorePower = config.getBoolean("power.ignorePower")
-  val ignorePower = pureIgnorePower ||
+  val ignorePower = pureIgnorePower || !Mods.isPowerProvidingModPresent
-    (!Mods.BuildCraftPower.isAvailable &&
-      !Mods.IndustrialCraft2.isAvailable &&
-      !Mods.Mekanism.isAvailable &&
-      !Mods.ThermalExpansion.isAvailable &&
-      !Mods.UniversalElectricity.isAvailable)
   val tickFrequency = config.getDouble("power.tickFrequency") max 1
   val chargeRate = config.getDouble("power.chargerChargeRate")
   val generatorEfficiency = config.getDouble("power.generatorEfficiency")
@@ -251,6 +246,7 @@ object Settings {
   // Power conversion values. These are the same values used by Universal
   // Electricity to provide global power support.
   val valueBuildCraft = 500.0
+  val valueFactorization = 6.5
   val valueIndustrialCraft2 = 200.0
   val valueMekanism = 250.0 / 9.0
   val valueThermalExpansion = 50.0
@@ -259,6 +255,7 @@ object Settings {
   val valueInternal = valueBuildCraft
 
   val ratioBuildCraft = valueBuildCraft / valueInternal
+  val ratioFactorization = valueFactorization / valueInternal
   val ratioIndustrialCraft2 = valueIndustrialCraft2 / valueInternal
   val ratioMekanism = valueMekanism / valueInternal
   val ratioThermalExpansion = valueThermalExpansion / valueInternal

src/main/scala/li/cil/oc/common/EventHandler.scala

@@ -5,7 +5,6 @@ import java.util.logging.Level
 
 import cpw.mods.fml.common._
 import cpw.mods.fml.common.network.{IConnectionHandler, Player}
-import ic2.api.energy.event.{EnergyTileLoadEvent, EnergyTileUnloadEvent}
 import li.cil.oc._
 import li.cil.oc.api.Network
 import li.cil.oc.client.renderer.PetRenderer
@@ -43,21 +42,41 @@ object EventHandler extends ITickHandler with IConnectionHandler with ICraftingH
   }
 
   @Optional.Method(modid = Mods.IDs.IndustrialCraft2)
-  def scheduleIC2Add(tileEntity: power.IndustrialCraft2) {
+  def scheduleIC2Add(tileEntity: power.IndustrialCraft2Experimental) {
     if (SideTracker.isServer) pending.synchronized {
-      pending += (() => if (!tileEntity.addedToPowerGrid && !tileEntity.isInvalid) {
+      pending += (() => if (!tileEntity.addedToIC2PowerGrid && !tileEntity.isInvalid) {
-        MinecraftForge.EVENT_BUS.post(new EnergyTileLoadEvent(tileEntity))
+        MinecraftForge.EVENT_BUS.post(new ic2.api.energy.event.EnergyTileLoadEvent(tileEntity.asInstanceOf[ic2.api.energy.tile.IEnergyTile]))
-        tileEntity.addedToPowerGrid = true
+        tileEntity.addedToIC2PowerGrid = true
       })
     }
   }
 
   @Optional.Method(modid = Mods.IDs.IndustrialCraft2)
-  def scheduleIC2Remove(tileEntity: power.IndustrialCraft2) {
+  def scheduleIC2Remove(tileEntity: power.IndustrialCraft2Experimental) {
     if (SideTracker.isServer) pending.synchronized {
-      pending += (() => if (tileEntity.addedToPowerGrid) {
+      pending += (() => if (tileEntity.addedToIC2PowerGrid) {
-        MinecraftForge.EVENT_BUS.post(new EnergyTileUnloadEvent(tileEntity))
+        MinecraftForge.EVENT_BUS.post(new ic2.api.energy.event.EnergyTileUnloadEvent(tileEntity.asInstanceOf[ic2.api.energy.tile.IEnergyTile]))
-        tileEntity.addedToPowerGrid = false
+        tileEntity.addedToIC2PowerGrid = false
+      })
+    }
+  }
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def scheduleIC2Add(tileEntity: power.IndustrialCraft2Classic) {
+    if (SideTracker.isServer) pending.synchronized {
+      pending += (() => if (!tileEntity.addedToIC2PowerGrid && !tileEntity.isInvalid) {
+        MinecraftForge.EVENT_BUS.post(new ic2classic.api.energy.event.EnergyTileLoadEvent(tileEntity.asInstanceOf[ic2classic.api.energy.tile.IEnergyTile]))
+        tileEntity.addedToIC2PowerGrid = true
+      })
+    }
+  }
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def scheduleIC2Remove(tileEntity: power.IndustrialCraft2Classic) {
+    if (SideTracker.isServer) pending.synchronized {
+      pending += (() => if (tileEntity.addedToIC2PowerGrid) {
+        MinecraftForge.EVENT_BUS.post(new ic2classic.api.energy.event.EnergyTileUnloadEvent(tileEntity.asInstanceOf[ic2classic.api.energy.tile.IEnergyTile]))
+        tileEntity.addedToIC2PowerGrid = false
       })
     }
   }

src/main/scala/li/cil/oc/common/asm/ClassTransformer.scala

@@ -5,6 +5,7 @@ import java.util.logging.{Level, Logger}
 import cpw.mods.fml.common.asm.transformers.deobf.FMLDeobfuscatingRemapper
 import li.cil.oc.common.asm.template.SimpleComponentImpl
 import li.cil.oc.util.mods.Mods
+import li.cil.oc.util.mods.Mods.Mod
 import net.minecraft.launchwrapper.{IClassTransformer, LaunchClassLoader}
 import org.objectweb.asm.tree._
 import org.objectweb.asm.{ClassReader, ClassWriter, Opcodes}
@@ -13,9 +14,19 @@ import scala.collection.convert.WrapAsJava._
 import scala.collection.convert.WrapAsScala._
 
 class ClassTransformer extends IClassTransformer {
-  val loader = classOf[ClassTransformer].getClassLoader.asInstanceOf[LaunchClassLoader]
+  private val loader = classOf[ClassTransformer].getClassLoader.asInstanceOf[LaunchClassLoader]
 
-  val log = Logger.getLogger("OpenComputers")
+  private val log = Logger.getLogger("OpenComputers")
+
+  private lazy val powerTypes = Map[Mod, Array[String]](
+    Mods.BuildCraftPower -> Array("buildcraft/api/power/IPowerReceptor"),
+    Mods.Factorization -> Array("factorization/api/IChargeConductor"),
+    Mods.IndustrialCraft2 -> Array("ic2/api/energy/tile/IEnergySink"),
+    Mods.IndustrialCraft2Classic -> Array("ic2classic/api/energy/tile/IEnergySink"),
+    Mods.Mekanism -> Array("mekanism/api/energy/IStrictEnergyAcceptor"),
+    Mods.ThermalExpansion -> Array("cofh/api/energy/IEnergyHandler"),
+    Mods.UniversalElectricity -> Array("universalelectricity/api/energy/IEnergyInterface", "universalelectricity/api/energy/IEnergyContainer")
+  )
 
   override def transform(name: String, transformedName: String, basicClass: Array[Byte]): Array[Byte] = {
     var transformedClass = basicClass
@@ -50,6 +61,14 @@ class ClassTransformer extends IClassTransformer {
             log.fine(s"Stripping method ${method.name} from class $name because the following types in its signature are missing: $missing")
           }
           classNode.methods.removeAll(incompleteMethods)
+
+          // Inject available power interfaces into power acceptors.
+          if (classNode.interfaces.contains("li/cil/oc/common/tileentity/traits/PowerAcceptor")) {
+            for ((mod, interfaces) <- powerTypes if mod.isAvailable) {
+              interfaces.foreach(classNode.interfaces.add)
+            }
+          }
+
           transformedClass = writeClass(classNode)
         }
         {

src/main/scala/li/cil/oc/common/block/PowerConverter.scala

@@ -43,7 +43,10 @@ class PowerConverter(val parent: SimpleDelegator) extends SimpleDelegate {
     if (Mods.BuildCraftPower.isAvailable) {
       addRatio("BuildCraft", Settings.ratioBuildCraft)
     }
-    if (Mods.IndustrialCraft2.isAvailable) {
+    if (Mods.Factorization.isAvailable) {
+      addRatio("Factorization", Settings.ratioFactorization)
+    }
+    if (Mods.IndustrialCraft2.isAvailable || Mods.IndustrialCraft2Classic.isAvailable) {
       addRatio("IndustrialCraft2", Settings.ratioIndustrialCraft2)
     }
     if (Mods.Mekanism.isAvailable) {

src/main/scala/li/cil/oc/common/tileentity/traits/PowerAcceptor.scala

@@ -3,7 +3,9 @@ package li.cil.oc.common.tileentity.traits
 trait PowerAcceptor
   extends power.Common
   with power.BuildCraft
-  with power.IndustrialCraft2
+  with power.Factorization
+  with power.IndustrialCraft2Experimental
+  with power.IndustrialCraft2Classic
   with power.Mekanism
   with power.ThermalExpansion
   with power.UniversalElectricity

src/main/scala/li/cil/oc/common/tileentity/traits/power/BuildCraft.scala

@@ -6,8 +6,7 @@ import li.cil.oc.Settings
 import li.cil.oc.util.mods.Mods
 import net.minecraftforge.common.ForgeDirection
 
-@Optional.Interface(iface = "buildcraft.api.power.IPowerReceptor", modid = Mods.IDs.BuildCraftPower)
+trait BuildCraft extends Common {
-trait BuildCraft extends Common with IPowerReceptor {
   private var powerHandler: Option[AnyRef] = None
 
   private lazy val useBuildCraftPower = isServer && !Settings.get.ignorePower && Mods.BuildCraftPower.isAvailable
@@ -32,7 +31,7 @@ trait BuildCraft extends Common with IPowerReceptor {
   @Optional.Method(modid = Mods.IDs.BuildCraftPower)
   def getPowerProvider = {
     if (powerHandler.isEmpty) {
-      val handler = new PowerHandler(this, PowerHandler.Type.MACHINE)
+      val handler = new PowerHandler(this.asInstanceOf[IPowerReceptor], PowerHandler.Type.MACHINE)
       if (handler != null) {
         handler.configure(1, 320, Float.MaxValue, 640)
         handler.configurePowerPerdition(0, 0)

src/main/scala/li/cil/oc/common/tileentity/traits/power/Factorization.scala

@@ -0,0 +1,55 @@
+package li.cil.oc.common.tileentity.traits.power
+
+import cpw.mods.fml.common.Optional
+import factorization.api.{Charge, Coord, IChargeConductor}
+import li.cil.oc.Settings
+import li.cil.oc.util.mods.Mods
+import net.minecraftforge.common.ForgeDirection
+
+trait Factorization extends Common {
+  @Optional.Method(modid = Mods.IDs.Factorization)
+  private lazy val charge: AnyRef = new Charge(this.asInstanceOf[IChargeConductor])
+
+  private lazy val useFactorizationPower = isServer && !Settings.get.ignorePower && Mods.Factorization.isAvailable
+
+  // ----------------------------------------------------------------------- //
+
+  override def updateEntity() {
+    if (useFactorizationPower) {
+      getCharge.update()
+      for (side <- ForgeDirection.VALID_DIRECTIONS) {
+        val demand = (globalBufferSize(side) - globalBuffer(side)) / Settings.ratioFactorization
+        if (demand > 1) {
+          val power = getCharge.deplete(demand.toInt)
+          tryChangeBuffer(side, power * Settings.ratioFactorization)
+        }
+      }
+    }
+    super.updateEntity()
+  }
+
+  override def invalidate() {
+    if (useFactorizationPower) {
+      getCharge.invalidate()
+    }
+    super.invalidate()
+  }
+
+  override def onChunkUnload() {
+    if (useFactorizationPower && !isInvalid) {
+      getCharge.remove()
+    }
+    super.onChunkUnload()
+  }
+
+  // ----------------------------------------------------------------------- //
+
+  @Optional.Method(modid = Mods.IDs.Factorization)
+  def getCharge = charge.asInstanceOf[Charge]
+
+  @Optional.Method(modid = Mods.IDs.Factorization)
+  def getInfo = ""
+
+  @Optional.Method(modid = Mods.IDs.Factorization)
+  def getCoord = new Coord(this)
+}

src/main/scala/li/cil/oc/common/tileentity/traits/power/IndustrialCraft2Classic.scala

@@ -0,0 +1,71 @@
+package li.cil.oc.common.tileentity.traits.power
+
+import cpw.mods.fml.common.Optional
+import ic2classic.api.Direction
+import li.cil.oc.Settings
+import li.cil.oc.common.EventHandler
+import li.cil.oc.util.mods.Mods
+import net.minecraft.tileentity.TileEntity
+import net.minecraftforge.common.ForgeDirection
+
+trait IndustrialCraft2Classic extends Common with IndustrialCraft2Common {
+  private var lastInjectedAmount = 0.0
+
+  private lazy val useIndustrialCraft2ClassicPower = isServer && !Settings.get.ignorePower && Mods.IndustrialCraft2Classic.isAvailable
+
+  // ----------------------------------------------------------------------- //
+
+  override def validate() {
+    super.validate()
+    if (useIndustrialCraft2ClassicPower && !addedToIC2PowerGrid) EventHandler.scheduleIC2Add(this)
+  }
+
+  override def invalidate() {
+    super.invalidate()
+    if (useIndustrialCraft2ClassicPower && addedToIC2PowerGrid) EventHandler.scheduleIC2Remove(this)
+  }
+
+  override def onChunkUnload() {
+    super.onChunkUnload()
+    if (useIndustrialCraft2ClassicPower && addedToIC2PowerGrid) EventHandler.scheduleIC2Remove(this)
+  }
+
+  // ----------------------------------------------------------------------- //
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def isAddedToEnergyNet = addedToIC2PowerGrid
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def acceptsEnergyFrom(emitter: TileEntity, direction: Direction) = canConnectPower(direction.toForgeDirection)
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def injectEnergy(directionFrom: Direction, amount: Int) = {
+    lastInjectedAmount = amount
+    var energy = amount * Settings.ratioIndustrialCraft2
+    // Work around IC2 being uncooperative and always just passing 'unknown' along here.
+    if (directionFrom.toForgeDirection == ForgeDirection.UNKNOWN) {
+      for (side <- ForgeDirection.VALID_DIRECTIONS if energy > 0) {
+        energy -= tryChangeBuffer(side, energy)
+      }
+      (energy / Settings.ratioIndustrialCraft2).toInt
+    }
+    else (amount - tryChangeBuffer(directionFrom.toForgeDirection, energy) / Settings.ratioIndustrialCraft2).toInt
+  }
+
+  @Optional.Method(modid = Mods.IDs.IndustrialCraft2Classic)
+  def demandsEnergy = {
+    if (Settings.get.ignorePower || isClient) 0
+    else {
+      var force = false
+      val demand = ForgeDirection.VALID_DIRECTIONS.map(side => {
+        val size = globalBufferSize(side)
+        val value = globalBuffer(side)
+        val space = size - value
+        force = force || (space > size / 2)
+        space
+      }).max / Settings.ratioIndustrialCraft2
+      if (force || lastInjectedAmount <= 0 || demand >= lastInjectedAmount) demand.toInt
+      else 0
+    }
+  }
+}

src/main/scala/li/cil/oc/common/tileentity/traits/power/IndustrialCraft2Common.scala

@@ -0,0 +1,7 @@
+package li.cil.oc.common.tileentity.traits.power
+
+trait IndustrialCraft2Common {
+  var addedToIC2PowerGrid = false
+
+  def getMaxSafeInput = Integer.MAX_VALUE
+}

src/main/scala/li/cil/oc/common/tileentity/traits/power/IndustrialCraft2Experimental.scala

@@ -1,16 +1,12 @@
 package li.cil.oc.common.tileentity.traits.power
 
 import cpw.mods.fml.common.Optional
-import ic2.api.energy.tile.IEnergySink
 import li.cil.oc.Settings
 import li.cil.oc.common.EventHandler
 import li.cil.oc.util.mods.Mods
 import net.minecraftforge.common.ForgeDirection
 
-@Optional.Interface(iface = "ic2.api.energy.tile.IEnergySink", modid = Mods.IDs.IndustrialCraft2)
+trait IndustrialCraft2Experimental extends Common with IndustrialCraft2Common {
-trait IndustrialCraft2 extends Common with IEnergySink {
-  var addedToPowerGrid = false
-
   private var lastInjectedAmount = 0.0
 
   private lazy val useIndustrialCraft2Power = isServer && !Settings.get.ignorePower && Mods.IndustrialCraft2.isAvailable
@@ -19,17 +15,17 @@ trait IndustrialCraft2 extends Common with IEnergySink {
 
   override def validate() {
     super.validate()
-    if (useIndustrialCraft2Power && !addedToPowerGrid) EventHandler.scheduleIC2Add(this)
+    if (useIndustrialCraft2Power && !addedToIC2PowerGrid) EventHandler.scheduleIC2Add(this)
   }
 
   override def invalidate() {
     super.invalidate()
-    if (useIndustrialCraft2Power && addedToPowerGrid) EventHandler.scheduleIC2Remove(this)
+    if (useIndustrialCraft2Power && addedToIC2PowerGrid) EventHandler.scheduleIC2Remove(this)
   }
 
   override def onChunkUnload() {
     super.onChunkUnload()
-    if (useIndustrialCraft2Power && addedToPowerGrid) EventHandler.scheduleIC2Remove(this)
+    if (useIndustrialCraft2Power && addedToIC2PowerGrid) EventHandler.scheduleIC2Remove(this)
   }
 
   // ----------------------------------------------------------------------- //
@@ -51,9 +47,6 @@ trait IndustrialCraft2 extends Common with IEnergySink {
     else amount - tryChangeBuffer(directionFrom, energy) / Settings.ratioIndustrialCraft2
   }
 
-  @Optional.Method(modid = Mods.IDs.IndustrialCraft2)
-  def getMaxSafeInput = Integer.MAX_VALUE
-
   @Optional.Method(modid = Mods.IDs.IndustrialCraft2)
   def demandedEnergyUnits = {
     if (Settings.get.ignorePower || isClient) 0

src/main/scala/li/cil/oc/common/tileentity/traits/power/Mekanism.scala

@@ -3,23 +3,21 @@ package li.cil.oc.common.tileentity.traits.power
 import cpw.mods.fml.common.Optional
 import li.cil.oc.Settings
 import li.cil.oc.util.mods.Mods
-import mekanism.api.energy.IStrictEnergyAcceptor
 import net.minecraftforge.common.ForgeDirection
 
-@Optional.Interface(iface = "mekanism.api.energy.IStrictEnergyAcceptor", modid = Mods.IDs.Mekanism)
+trait Mekanism extends Common {
-trait Mekanism extends Common with IStrictEnergyAcceptor {
   @Optional.Method(modid = Mods.IDs.Mekanism)
-  override def canReceiveEnergy(side: ForgeDirection) = canConnectPower(side)
+  def canReceiveEnergy(side: ForgeDirection) = canConnectPower(side)
 
   @Optional.Method(modid = Mods.IDs.Mekanism)
-  override def transferEnergyToAcceptor(side: ForgeDirection, amount: Double) = tryChangeBuffer(side, amount * Settings.ratioMekanism) / Settings.ratioMekanism
+  def transferEnergyToAcceptor(side: ForgeDirection, amount: Double) = tryChangeBuffer(side, amount * Settings.ratioMekanism) / Settings.ratioMekanism
 
   @Optional.Method(modid = Mods.IDs.Mekanism)
-  override def getMaxEnergy = ForgeDirection.VALID_DIRECTIONS.map(globalBufferSize).max / Settings.ratioMekanism
+  def getMaxEnergy = ForgeDirection.VALID_DIRECTIONS.map(globalBufferSize).max / Settings.ratioMekanism
 
   @Optional.Method(modid = Mods.IDs.Mekanism)
-  override def getEnergy = ForgeDirection.VALID_DIRECTIONS.map(globalBuffer).max / Settings.ratioMekanism
+  def getEnergy = ForgeDirection.VALID_DIRECTIONS.map(globalBuffer).max / Settings.ratioMekanism
 
   @Optional.Method(modid = Mods.IDs.Mekanism)
-  override def setEnergy(energy: Double) {}
+  def setEnergy(energy: Double) {}
 }

src/main/scala/li/cil/oc/common/tileentity/traits/power/ThermalExpansion.scala

@@ -1,13 +1,11 @@
 package li.cil.oc.common.tileentity.traits.power
 
-import cofh.api.energy.IEnergyHandler
 import cpw.mods.fml.common.Optional
 import li.cil.oc.Settings
 import li.cil.oc.util.mods.Mods
 import net.minecraftforge.common.ForgeDirection
 
-@Optional.Interface(iface = "cofh.api.energy.IEnergyHandler", modid = Mods.IDs.ThermalExpansion)
+trait ThermalExpansion extends Common {
-trait ThermalExpansion extends Common with IEnergyHandler {
   @Optional.Method(modid = Mods.IDs.ThermalExpansion)
   def canInterface(from: ForgeDirection) = canConnectPower(from)
 

src/main/scala/li/cil/oc/common/tileentity/traits/power/UniversalElectricity.scala

@@ -4,29 +4,24 @@ import cpw.mods.fml.common.Optional
 import li.cil.oc.Settings
 import li.cil.oc.util.mods.Mods
 import net.minecraftforge.common.ForgeDirection
-import universalelectricity.api.energy.{IEnergyContainer, IEnergyInterface}
 
-@Optional.InterfaceList(Array(
+trait UniversalElectricity extends Common {
-  new Optional.Interface(iface = "universalelectricity.api.energy.IEnergyInterface", modid = Mods.IDs.UniversalElectricity),
-  new Optional.Interface(iface = "universalelectricity.api.energy.IEnergyContainer", modid = Mods.IDs.UniversalElectricity)
-))
-trait UniversalElectricity extends Common with IEnergyInterface with IEnergyContainer {
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def canConnect(direction: ForgeDirection, source: AnyRef) = canConnectPower(direction)
+  def canConnect(direction: ForgeDirection, source: AnyRef) = canConnectPower(direction)
 
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def onReceiveEnergy(from: ForgeDirection, receive: Long, doReceive: Boolean) =
+  def onReceiveEnergy(from: ForgeDirection, receive: Long, doReceive: Boolean) =
     (tryChangeBuffer(from, receive * Settings.ratioUniversalElectricity, doReceive) / Settings.ratioUniversalElectricity).toLong
 
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def getEnergy(from: ForgeDirection) = (globalBuffer(from) / Settings.ratioUniversalElectricity).toLong
+  def getEnergy(from: ForgeDirection) = (globalBuffer(from) / Settings.ratioUniversalElectricity).toLong
 
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def getEnergyCapacity(from: ForgeDirection) = (globalBufferSize(from) / Settings.ratioUniversalElectricity).toLong
+  def getEnergyCapacity(from: ForgeDirection) = (globalBufferSize(from) / Settings.ratioUniversalElectricity).toLong
 
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def onExtractEnergy(from: ForgeDirection, extract: Long, doExtract: Boolean) = 0
+  def onExtractEnergy(from: ForgeDirection, extract: Long, doExtract: Boolean) = 0
 
   @Optional.Method(modid = Mods.IDs.UniversalElectricity)
-  override def setEnergy(from: ForgeDirection, energy: Long) {}
+  def setEnergy(from: ForgeDirection, energy: Long) {}
 }

src/main/scala/li/cil/oc/util/mods/Mods.scala

@@ -3,15 +3,19 @@ package li.cil.oc.util.mods
 import cpw.mods.fml.common.versioning.VersionParser
 import cpw.mods.fml.common.{Loader, ModAPIManager}
 
+import scala.collection.mutable
+
 object Mods {
 
   object IDs {
     final val BattleGear2 = "battlegear2"
     final val BuildCraftPower = "BuildCraftAPI|power"
     final val ComputerCraft = "ComputerCraft"
+    final val Factorization = "factorization"
     final val ForgeMultipart = "ForgeMultipart"
     final val GregTech = "gregtech_addon"
     final val IndustrialCraft2 = "IC2"
+    final val IndustrialCraft2Classic = "IC2-Classic"
     final val Mekanism = "Mekanism"
     final val MineFactoryReloaded = "MineFactoryReloaded"
     final val NotEnoughItems = "NotEnoughItems"
@@ -27,8 +31,12 @@ object Mods {
     final val WirelessRedstoneSV = "WirelessRedstoneCore"
   }
 
+  private val knownMods = mutable.ArrayBuffer.empty[Mod]
+
+  lazy val isPowerProvidingModPresent = knownMods.exists(_.providesPower)
+
   val BattleGear2 = new SimpleMod(IDs.BattleGear2)
-  val BuildCraftPower = new SimpleMod(IDs.BuildCraftPower)
+  val BuildCraftPower = new SimpleMod(IDs.BuildCraftPower, providesPower = true)
   val ComputerCraft15 = new SimpleMod(IDs.ComputerCraft) {
     override val isAvailable = isModLoaded && (try Class.forName("dan200.computer.api.ComputerCraftAPI") != null catch {
       case _: Throwable => false
@@ -42,10 +50,12 @@ object Mods {
   val ComputerCraft = new Mod {
     override def isAvailable = ComputerCraft15.isAvailable || ComputerCraft16.isAvailable
   }
+  val Factorization = new SimpleMod(IDs.Factorization, providesPower = true)
   val ForgeMultipart = new SimpleMod(IDs.ForgeMultipart)
   val GregTech = new SimpleMod(IDs.GregTech)
-  val IndustrialCraft2 = new SimpleMod(IDs.IndustrialCraft2)
+  val IndustrialCraft2 = new SimpleMod(IDs.IndustrialCraft2, providesPower = true)
-  val Mekanism = new SimpleMod(IDs.Mekanism)
+  val IndustrialCraft2Classic = new SimpleMod(IDs.IndustrialCraft2Classic, providesPower = true)
+  val Mekanism = new SimpleMod(IDs.Mekanism, providesPower = true)
   val MineFactoryReloaded = new SimpleMod(IDs.MineFactoryReloaded)
   val NotEnoughItems = new SimpleMod(IDs.NotEnoughItems)
   val PortalGun = new SimpleMod(IDs.PortalGun)
@@ -57,18 +67,22 @@ object Mods {
       mod.getVersion.startsWith("0.7.")
     }
   }
-  val ThermalExpansion = new SimpleMod(IDs.ThermalExpansion)
+  val ThermalExpansion = new SimpleMod(IDs.ThermalExpansion, providesPower = true)
   val TinkersConstruct = new SimpleMod(IDs.TinkersConstruct)
-  val UniversalElectricity = new SimpleMod(IDs.UniversalElectricity + "@[3.1,)")
+  val UniversalElectricity = new SimpleMod(IDs.UniversalElectricity + "@[3.1,)", providesPower = true)
   val Waila = new SimpleMod(IDs.Waila)
   val WirelessRedstoneCBE = new SimpleMod(IDs.WirelessRedstoneCBE)
   val WirelessRedstoneSV = new SimpleMod(IDs.WirelessRedstoneSV)
 
   trait Mod {
+    knownMods += this
+
     def isAvailable: Boolean
+
+    def providesPower: Boolean = false
   }
 
-  class SimpleMod(val id: String) extends Mod {
+  class SimpleMod(val id: String, override val providesPower: Boolean = false) extends Mod {
     protected val isModLoaded = {
       val version = VersionParser.parseVersionReference(id)
       if (Loader.isModLoaded(version.getLabel))