ISSUE #18 Add input validation for click_actions

Refactor placeholder formatting to only apply json formatting if
configured.

pom.xml

@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>mineverse.Aust1n46.chat</groupId>
     <artifactId>VentureChat</artifactId>
-    <version>3.4.1_1.19_patch</version>
+    <version>3.4.2_1.19_patch</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;
+
+	private final String jsonValue;
+
+	ClickAction() {
+		jsonValue = name().toLowerCase();
+	}
+
+	@Override
+	public String toString() {
+		return jsonValue;
+	}
+}

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

@@ -2,13 +2,15 @@ package mineverse.Aust1n46.chat.json;
 
 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 class JsonAttribute {
 		return hoverText;
 	}
 	
-	public String getClickAction() {
+	public ClickAction getClickAction() {
 		return clickAction;
 	}
 	

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

@@ -7,7 +7,9 @@ import java.util.List;
 
 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();
@@ -33,9 +35,15 @@ public class JsonFormat {
 			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 clickActionText = jsonAttributeSection.getString(attribute + ".click_action", "");
+					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));

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

@@ -10,6 +10,7 @@ import java.util.regex.Matcher;
 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;
@@ -112,28 +113,35 @@ public class Format {
 				formattedPlaceholder = Format.FormatStringAll(PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), placeholder));
 				temp += convertToJsonColors(lastCode + remaining.substring(0, indexStart)) + ",";
 				lastCode = getLastCode(lastCode + remaining.substring(0, indexStart));
-				String action = "";
+				boolean placeholderHasJsonAttribute = false;
-				String text = "";
-				String hover = "";
 				for (JsonAttribute jsonAttribute : format.getJsonAttributes()) {
 					if (placeholder.contains(jsonAttribute.getName().replace("{", "").replace("}", ""))) {
-						action = jsonAttribute.getClickAction();
+						final String action = jsonAttribute.getClickAction().toString();
-						text = Format.FormatStringAll(
+						final String 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()) {
-					hover = Format.FormatStringAll(
+							hoverText = Format.FormatStringAll(
 									PlaceholderAPI.setBracketPlaceholders(icp.getPlayer(), hover.substring(0, hover.length() - 1)));
+						} else {
+							hoverText = StringUtils.EMPTY;
 						}
 						temp += convertToJsonColors(lastCode + formattedPlaceholder,
 							",\"clickEvent\":{\"action\":\"" + action + "\",\"value\":\"" + text
 									+ "\"},\"hoverEvent\":{\"action\":\"show_text\",\"value\":{\"text\":\"\",\"extra\":["
-								+ convertToJsonColors(hover) + "]}}")
+									+ convertToJsonColors(hoverText) + "]}}")
 							+ ",";
+						placeholderHasJsonAttribute = true;
+						break;
+					}
+				}
+				if (!placeholderHasJsonAttribute) {
+					temp += convertToJsonColors(lastCode + formattedPlaceholder) + ",";
+				}
 				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, and open_url
 jsonformatting:
   Default: # This default format is required!  Do not delete or rename it!
     priority: 2147483647 # Integer.MAX_VALUE