ISSUE #18 Add input validation for click_actions

pom.xml

@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>mineverse.Aust1n46.chat</groupId>
     <artifactId>VentureChat</artifactId>
-    <version>3.4.3</version>
+    <version>3.4.4</version>
     <url>https://bitbucket.org/Aust1n46/venturechat/src/master</url>
     <scm>
         <url>https://bitbucket.org/Aust1n46/venturechat/src/master</url>

src/main/java/mineverse/Aust1n46/chat/ClickAction.java

@@ -0,0 +1,16 @@
+package mineverse.Aust1n46.chat;
+
+public enum ClickAction {
+	SUGGEST_COMMAND, RUN_COMMAND, OPEN_URL, NONE;
+
+	private final String jsonValue;
+
+	ClickAction() {
+		jsonValue = name().toLowerCase();
+	}
+
+	@Override
+	public String toString() {
+		return jsonValue;
+	}
+}

src/main/java/mineverse/Aust1n46/chat/MineverseChat.java

@@ -203,7 +203,7 @@ public void run() {
 						}
 					}
 				}
-				if (getConfig().getString("loglevel", "info").equals("debug")) {
+				if (getConfig().getString("loglevel", "info").equals("trace")) {
 					Bukkit.getConsoleSender()
 							.sendMessage(Format.FormatStringAll("&8[&eVentureChat&8]&e - Updating Player Mutes"));
 				}

src/main/java/mineverse/Aust1n46/chat/json/JsonAttribute.java

@@ -2,13 +2,15 @@
 
 import java.util.List;
 
+import mineverse.Aust1n46.chat.ClickAction;
+
 public class JsonAttribute {
 	private String name;
 	private List<String> hoverText;
-	private String clickAction;
+	private ClickAction clickAction;
 	private String clickText;
 
-	public JsonAttribute(String name, List<String> hoverText, String clickAction, String clickText) {
+	public JsonAttribute(String name, List<String> hoverText, ClickAction clickAction, String clickText) {
 		this.name = name;
 		this.hoverText = hoverText;
 		this.clickAction = clickAction;
@@ -23,7 +25,7 @@ public List<String> getHoverText() {
 		return hoverText;
 	}
 
-	public String getClickAction() {
+	public ClickAction getClickAction() {
 		return clickAction;
 	}
 

src/main/java/mineverse/Aust1n46/chat/json/JsonFormat.java

@@ -7,58 +7,66 @@
 
 import org.bukkit.configuration.ConfigurationSection;
 
+import mineverse.Aust1n46.chat.ClickAction;
 import mineverse.Aust1n46.chat.MineverseChat;
+import mineverse.Aust1n46.chat.utilities.Format;
 
 public class JsonFormat {
-    private static MineverseChat plugin = MineverseChat.getInstance();
-    private static HashMap<String, JsonFormat> jsonFormats;
+	private static MineverseChat plugin = MineverseChat.getInstance();
+	private static HashMap<String, JsonFormat> jsonFormats;
 
-    private List<JsonAttribute> jsonAttributes;
-    private int priority;
-    private String name;
+	private List<JsonAttribute> jsonAttributes;
+	private int priority;
+	private String name;
 
-    public JsonFormat(String name, int priority, List<JsonAttribute> jsonAttributes) {
-        this.name = name;
-        this.priority = priority;
-        this.jsonAttributes = jsonAttributes;
-    }
+	public JsonFormat(String name, int priority, List<JsonAttribute> jsonAttributes) {
+		this.name = name;
+		this.priority = priority;
+		this.jsonAttributes = jsonAttributes;
+	}
 
-    public static void initialize() {
-        jsonFormats = new HashMap<String, JsonFormat>();
-        ConfigurationSection jsonFormatSection = plugin.getConfig().getConfigurationSection("jsonformatting");
-        for (String jsonFormat : jsonFormatSection.getKeys(false)) {
-            int priority = jsonFormatSection.getInt(jsonFormat + ".priority", 0);
-            List<JsonAttribute> jsonAttributes = new ArrayList<>();
-            ConfigurationSection jsonAttributeSection = jsonFormatSection.getConfigurationSection(jsonFormat + ".json_attributes");
-            if (jsonAttributeSection != null) {
-	            for (String attribute : jsonAttributeSection.getKeys(false)) {
-	            	List<String> hoverText = jsonAttributeSection.getStringList(attribute + ".hover_text");
-	            	String clickAction = jsonAttributeSection.getString(attribute + ".click_action", "");
-	            	String clickText = jsonAttributeSection.getString(attribute + ".click_text", "");
-	            	jsonAttributes.add(new JsonAttribute(attribute, hoverText, clickAction, clickText));
-	            }
-            }
-            jsonFormats.put(jsonFormat.toLowerCase(), new JsonFormat(jsonFormat, priority, jsonAttributes));
-        }
-    }
+	public static void initialize() {
+		jsonFormats = new HashMap<String, JsonFormat>();
+		ConfigurationSection jsonFormatSection = plugin.getConfig().getConfigurationSection("jsonformatting");
+		for (String jsonFormat : jsonFormatSection.getKeys(false)) {
+			int priority = jsonFormatSection.getInt(jsonFormat + ".priority", 0);
+			List<JsonAttribute> jsonAttributes = new ArrayList<>();
+			ConfigurationSection jsonAttributeSection = jsonFormatSection.getConfigurationSection(jsonFormat + ".json_attributes");
+			if (jsonAttributeSection != null) {
+				for (String attribute : jsonAttributeSection.getKeys(false)) {
+					List<String> hoverText = jsonAttributeSection.getStringList(attribute + ".hover_text");
+					String clickActionText = jsonAttributeSection.getString(attribute + ".click_action", "none");
+					try {
+						ClickAction clickAction = ClickAction.valueOf(clickActionText.toUpperCase());
+						String clickText = jsonAttributeSection.getString(attribute + ".click_text", "");
+						jsonAttributes.add(new JsonAttribute(attribute, hoverText, clickAction, clickText));
+					} catch (IllegalArgumentException | NullPointerException exception) {
+						plugin.getServer().getConsoleSender()
+								.sendMessage(Format.FormatStringAll("&8[&eVentureChat&8]&c - Illegal click_action: " + clickActionText + " in jsonFormat: " + jsonFormat));
+					}
+				}
+			}
+			jsonFormats.put(jsonFormat.toLowerCase(), new JsonFormat(jsonFormat, priority, jsonAttributes));
+		}
+	}
 
-    public static Collection<JsonFormat> getJsonFormats() {
-        return jsonFormats.values();
-    }
+	public static Collection<JsonFormat> getJsonFormats() {
+		return jsonFormats.values();
+	}
 
-    public static JsonFormat getJsonFormat(String name) {
-        return jsonFormats.get(name.toLowerCase());
-    }
+	public static JsonFormat getJsonFormat(String name) {
+		return jsonFormats.get(name.toLowerCase());
+	}
 
-    public String getName() {
-        return name;
-    }
+	public String getName() {
+		return name;
+	}
 
-    public int getPriority() {
-        return priority;
-    }
-    
-    public List<JsonAttribute> getJsonAttributes() {
-    	return jsonAttributes;
-    }
+	public int getPriority() {
+		return priority;
+	}
+
+	public List<JsonAttribute> getJsonAttributes() {
+		return jsonAttributes;
+	}
 }

src/main/java/mineverse/Aust1n46/chat/utilities/Format.java

@@ -10,6 +10,7 @@
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
+import org.apache.commons.lang.StringUtils;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Sound;
@@ -22,6 +23,7 @@
 import com.comphenix.protocol.wrappers.WrappedChatComponent;
 
 import me.clip.placeholderapi.PlaceholderAPI;
+import mineverse.Aust1n46.chat.ClickAction;
 import mineverse.Aust1n46.chat.api.MineverseChatAPI;
 import mineverse.Aust1n46.chat.api.MineverseChatPlayer;
 import mineverse.Aust1n46.chat.json.JsonAttribute;
@@ -112,28 +114,45 @@ private static String convertPlaceholders(String s, JsonFormat format, Mineverse
 				formattedPlaceholder = Format.FormatStringAll(PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), placeholder));
 				temp += convertToJsonColors(lastCode + remaining.substring(0, indexStart)) + ",";
 				lastCode = getLastCode(lastCode + remaining.substring(0, indexStart));
-				String action = "";
-				String text = "";
-				String hover = "";
+				boolean placeholderHasJsonAttribute = false;
 				for (JsonAttribute jsonAttribute : format.getJsonAttributes()) {
 					if (placeholder.contains(jsonAttribute.getName().replace("{", "").replace("}", ""))) {
-						action = jsonAttribute.getClickAction();
-						text = Format.FormatStringAll(
-								PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), jsonAttribute.getClickText()));
+						final StringBuilder hover = new StringBuilder();
 						for (String st : jsonAttribute.getHoverText()) {
-							hover += Format.FormatStringAll(st) + "\n";
+							hover.append(Format.FormatStringAll(st) + "\n");
 						}
+						final String hoverText;
+						if(!hover.isEmpty()) {
+							hoverText = Format.FormatStringAll(
+									PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), hover.substring(0, hover.length() - 1)));
+						} else {
+							hoverText = StringUtils.EMPTY;
+						}
+						final ClickAction clickAction = jsonAttribute.getClickAction();
+						final String actionJson;
+						if (clickAction == ClickAction.NONE) {
+							actionJson = StringUtils.EMPTY;
+						} else {
+							final String clickText = Format.FormatStringAll(
+									PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), jsonAttribute.getClickText()));
+							actionJson = ",\"clickEvent\":{\"action\":\"" + jsonAttribute.getClickAction().toString() + "\",\"value\":\"" + clickText
+							+ "\"}";
+						}
+						final String hoverJson;
+						if (hoverText.isEmpty()) {
+							hoverJson = StringUtils.EMPTY;
+						} else {
+							hoverJson = ",\"hoverEvent\":{\"action\":\"show_text\",\"value\":{\"text\":\"\",\"extra\":["
+									+ convertToJsonColors(hoverText) + "]}}";
+						}
+						temp += convertToJsonColors(lastCode + formattedPlaceholder, actionJson + hoverJson) + ",";
+						placeholderHasJsonAttribute = true;
+						break;
 					}
 				}
-				if(!hover.isEmpty()) {
-					hover = Format.FormatStringAll(
-							PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), hover.substring(0, hover.length() - 1)));
+				if (!placeholderHasJsonAttribute) {
+					temp += convertToJsonColors(lastCode + formattedPlaceholder) + ",";
 				}
-				temp += convertToJsonColors(lastCode + formattedPlaceholder,
-						",\"clickEvent\":{\"action\":\"" + action + "\",\"value\":\"" + text
-								+ "\"},\"hoverEvent\":{\"action\":\"show_text\",\"value\":{\"text\":\"\",\"extra\":["
-								+ convertToJsonColors(hover) + "]}}")
-						+ ",";
 				lastCode = getLastCode(lastCode + formattedPlaceholder);
 				remaining = remaining.substring(indexEnd);
 			} else {

src/main/resources/config.yml

@@ -136,7 +136,7 @@ messageremovertext: '&c&o<message removed>'
 # The name of the group is the permissions node for the format
 # Example: venturechat.json.Owner is the node for the group Owner
 # A lower priority overrides a higher priority if a player has more than 1 group
-# Possible options for click_name and click_prefix are suggest_command, run_command, and open_url
+# Possible options for click_action are suggest_command, run_command, open_url, and none
 jsonformatting:
   Default: # This default format is required!  Do not delete or rename it!
     priority: 2147483647 # Integer.MAX_VALUE