From 0c4d4688f07d47196424542cc9bc9b0b13479c99 Mon Sep 17 00:00:00 2001 From: snowleo Date: Sun, 12 Jun 2011 22:33:47 +0200 Subject: Sell & Buy Sign --- .../earth2me/essentials/signs/EssentialsSign.java | 98 ++++++++++++++++++++-- .../src/com/earth2me/essentials/signs/SignBuy.java | 45 ++++++++++ .../com/earth2me/essentials/signs/SignSell.java | 39 +++++++++ 3 files changed, 176 insertions(+), 6 deletions(-) create mode 100644 Essentials/src/com/earth2me/essentials/signs/SignBuy.java create mode 100644 Essentials/src/com/earth2me/essentials/signs/SignSell.java diff --git a/Essentials/src/com/earth2me/essentials/signs/EssentialsSign.java b/Essentials/src/com/earth2me/essentials/signs/EssentialsSign.java index 3f87658e1..83563973c 100644 --- a/Essentials/src/com/earth2me/essentials/signs/EssentialsSign.java +++ b/Essentials/src/com/earth2me/essentials/signs/EssentialsSign.java @@ -114,7 +114,7 @@ public class EssentialsSign protected final void validateCharge(final ISign sign, final int index) throws SignException { - final String line = sign.getLine(index); + final String line = sign.getLine(index).trim(); if (line.isEmpty()) { return; @@ -158,6 +158,49 @@ public class EssentialsSign } } + protected final void validateInteger(final ISign sign, final int index) throws SignException + { + final String line = sign.getLine(index).trim(); + if (line.isEmpty()) + { + throw new SignException("Empty line " + index); + } + final int quantity = getInteger(line); + sign.setLine(index, Integer.toString(quantity)); + } + + protected final int getInteger(final String line) throws SignException + { + try + { + final int quantity = Integer.parseInt(line); + if (quantity <= 1) + { + throw new SignException(Util.i18n("moreThanZero")); + } + return quantity; + } + catch (NumberFormatException ex) + { + throw new SignException("Invalid sign", ex); + } + } + + protected final void validateItem(final ISign sign, final int index, final boolean noair) throws SignException + { + final String line = sign.getLine(index).trim(); + if (line.isEmpty()) + { + throw new SignException("Empty line " + index); + } + ItemStack item = getItemStack(line); + if (noair && item.getTypeId() == 0) + { + throw new SignException("Don't sell air."); + } + sign.setLine(index, line); + } + protected final ItemStack getItemStack(final String itemName) throws SignException { try @@ -170,9 +213,45 @@ public class EssentialsSign } } + protected final void validateMoney(final ISign sign, final int index) throws SignException + { + final String line = sign.getLine(index).trim(); + if (line.isEmpty()) + { + throw new SignException("Empty line " + index); + } + final double quantity = getMoney(line); + sign.setLine(index, Util.formatCurrency(quantity)); + } + + protected final double getMoney(final String line) throws SignException + { + final boolean isMoney = line.matches("^[^0-9-][\\.0-9]+"); + if (isMoney) + { + try + { + final double quantity = Double.parseDouble(line.substring(1)); + if (quantity <= 0) + { + throw new SignException(Util.i18n("moreThanZero")); + } + return quantity; + } + catch (NumberFormatException ex) + { + throw new SignException(ex.getMessage(), ex); + } + } + else + { + throw new SignException("Invalid money"); + } + } + protected final Charge getCharge(final ISign sign, final int index, final IEssentials ess) throws SignException { - final String line = sign.getLine(index); + final String line = sign.getLine(index).trim(); if (line.isEmpty()) { return new Charge(signName.toLowerCase() + "sign", ess); @@ -181,12 +260,19 @@ public class EssentialsSign final boolean isMoney = line.matches("^[^0-9-][\\.0-9]+"); if (isMoney) { - final double quantity = Double.parseDouble(line.substring(1)); - if (quantity <= 0) + try { - throw new SignException(Util.i18n("moreThanZero")); + final double quantity = Double.parseDouble(line.substring(1)); + if (quantity <= 0) + { + throw new SignException(Util.i18n("moreThanZero")); + } + return new Charge(quantity, ess); + } + catch (NumberFormatException ex) + { + throw new SignException(ex.getMessage(), ex); } - return new Charge(quantity, ess); } else { diff --git a/Essentials/src/com/earth2me/essentials/signs/SignBuy.java b/Essentials/src/com/earth2me/essentials/signs/SignBuy.java new file mode 100644 index 000000000..24e4cbade --- /dev/null +++ b/Essentials/src/com/earth2me/essentials/signs/SignBuy.java @@ -0,0 +1,45 @@ +package com.earth2me.essentials.signs; + +import com.earth2me.essentials.Charge; +import com.earth2me.essentials.ChargeException; +import com.earth2me.essentials.IEssentials; +import com.earth2me.essentials.InventoryWorkaround; +import com.earth2me.essentials.User; +import java.util.Map; +import org.bukkit.inventory.ItemStack; + + +public class SignBuy extends EssentialsSign +{ + public SignBuy() + { + super("Buy"); + } + + @Override + protected boolean onSignCreate(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException + { + validateInteger(sign, 1); + validateItem(sign, 2, true); + validateCharge(sign, 3); + return true; + } + + @Override + protected boolean onSignInteract(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException + { + final int amount = getInteger(sign.getLine(1)); + final ItemStack item = getItemStack(sign.getLine(2)); + item.setAmount(amount); + final Charge charge = getCharge(sign, 3, ess); + charge.isAffordableFor(player); + final Map leftOver = player.getInventory().addItem(item); + for (ItemStack itemStack : leftOver.values()) + { + InventoryWorkaround.dropItem(player.getLocation(), itemStack); + } + player.updateInventory(); + charge.charge(player); + return true; + } +} diff --git a/Essentials/src/com/earth2me/essentials/signs/SignSell.java b/Essentials/src/com/earth2me/essentials/signs/SignSell.java new file mode 100644 index 000000000..54a6e9838 --- /dev/null +++ b/Essentials/src/com/earth2me/essentials/signs/SignSell.java @@ -0,0 +1,39 @@ +package com.earth2me.essentials.signs; + +import com.earth2me.essentials.Charge; +import com.earth2me.essentials.ChargeException; +import com.earth2me.essentials.IEssentials; +import com.earth2me.essentials.User; +import org.bukkit.inventory.ItemStack; + + +public class SignSell extends EssentialsSign +{ + public SignSell() + { + super("Sell"); + } + + @Override + protected boolean onSignCreate(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException + { + validateInteger(sign, 1); + validateItem(sign, 2, true); + validateMoney(sign, 3); + return true; + } + + @Override + protected boolean onSignInteract(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException + { + final int amount = getInteger(sign.getLine(1)); + final ItemStack item = getItemStack(sign.getLine(2)); + item.setAmount(amount); + final double money = getMoney(sign.getLine(3)); + final Charge charge = new Charge(item, ess); + charge.isAffordableFor(player); + player.giveMoney(money); + charge.charge(player); + return true; + } +} -- cgit v1.2.3