#336 Create command list generator in tools

- Add new conditional template tags [...] blabla [/...]
- Create logic for generating a list of commands

src/main/java/fr/xephi/authme/DataManager.java

@@ -203,7 +203,7 @@ public class DataManager {
             } catch (Exception ignored) {
             }
         }
-        ConsoleLogger.info("AutoPurgeDatabase : Removed " + i + " permissions");
+        ConsoleLogger.info("AutoPurgeDatabase : Removed " + i + "permissions");
 
         /*int i = 0;
         for (String name : cleared) {

src/main/java/fr/xephi/authme/command/CommandUtils.java

@@ -1,10 +1,12 @@
 package fr.xephi.authme.command;
 
-import java.util.List;
-
+import com.google.common.collect.Lists;
 import fr.xephi.authme.util.CollectionUtils;
 import fr.xephi.authme.util.StringUtils;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public final class CommandUtils {
 
     public static int getMinNumberOfArguments(CommandDescription command) {
@@ -32,6 +34,16 @@ public final class CommandUtils {
         return StringUtils.join(" ", labels);
     }
 
+    public static String constructCommandPath(CommandDescription command) {
+        List<String> labels = new ArrayList<>();
+        CommandDescription currentCommand = command;
+        while (currentCommand != null) {
+            labels.add(currentCommand.getLabels().get(0));
+            currentCommand = currentCommand.getParent();
+        }
+        return "/" + labelsToString(Lists.reverse(labels));
+    }
+
     public static double getDifference(List<String> labels1, List<String> labels2, boolean fullCompare) {
         // Make sure the other reference is correct
         if (labels1 == null || labels2 == null) {

src/test/java/fr/xephi/authme/command/CommandUtilsTest.java

@@ -0,0 +1,52 @@
+package fr.xephi.authme.command;
+
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertThat;
+import static org.mockito.Mockito.mock;
+
+/**
+ * Test for {@link CommandUtils}.
+ */
+public class CommandUtilsTest {
+
+    @Test
+    public void shouldPrintLabels() {
+        // given
+        List<String> labels = Arrays.asList("authme", "help", "reload");
+
+        // when
+        String result = CommandUtils.labelsToString(labels);
+
+        // then
+        assertThat(result, equalTo("authme help reload"));
+    }
+
+    @Test
+    public void shouldReturnCommandPath() {
+        // given
+        CommandDescription base = CommandDescription.builder()
+            .labels("authme", "auth")
+            .description("Base")
+            .detailedDescription("Test base command.")
+            .executableCommand(mock(ExecutableCommand.class))
+            .build();
+        CommandDescription command = CommandDescription.builder()
+            .parent(base)
+            .labels("help", "h", "?")
+            .description("Child")
+            .detailedDescription("Test child command.")
+            .executableCommand(mock(ExecutableCommand.class))
+            .build();
+
+        // when
+        String commandPath = CommandUtils.constructCommandPath(command);
+
+        // then
+        assertThat(commandPath, equalTo("/authme help"));
+    }
+}

src/tools/commands/CommandPageCreater.java

@@ -0,0 +1,70 @@
+package commands;
+
+import fr.xephi.authme.command.CommandArgumentDescription;
+import fr.xephi.authme.command.CommandDescription;
+import fr.xephi.authme.command.CommandInitializer;
+import fr.xephi.authme.command.CommandPermissions;
+import fr.xephi.authme.command.CommandUtils;
+import fr.xephi.authme.permission.PermissionNode;
+import utils.ANewMap;
+import utils.FileUtils;
+import utils.TagReplacer;
+import utils.ToolTask;
+import utils.ToolsConstants;
+
+import java.util.Map;
+import java.util.Scanner;
+import java.util.Set;
+
+public class CommandPageCreater implements ToolTask {
+
+    @Override
+    public String getTaskName() {
+        return "createCommandPage";
+    }
+
+    @Override
+    public void execute(Scanner scanner) {
+        final Set<CommandDescription> baseCommands = CommandInitializer.getBaseCommands();
+        final String template = FileUtils.readFromFile(ToolsConstants.TOOLS_SOURCE_ROOT
+            + "commands/command_entry.tpl.md");
+
+        StringBuilder commandsResult = new StringBuilder();
+        for (CommandDescription command : baseCommands) {
+            Map<String, String> tags = ANewMap
+                .with("command", CommandUtils.constructCommandPath(command))
+                .and("description", command.getDetailedDescription())
+                .and("arguments", formatArguments(command.getArguments()))
+                .and("permissions", formatPermissions(command.getCommandPermissions()))
+                .build();
+            commandsResult.append(TagReplacer.applyReplacements(template, tags));
+        }
+
+        FileUtils.generateFileFromTemplate(
+            ToolsConstants.TOOLS_SOURCE_ROOT + "commands/commands.tpl.md",
+            ToolsConstants.DOCS_FOLDER + "commands.md",
+            ANewMap.with("commands", commandsResult.toString()).build());
+    }
+
+    private static String formatPermissions(CommandPermissions permissions) {
+        if (permissions == null) {
+            return "";
+        }
+        String result = "";
+        for (PermissionNode node : permissions.getPermissionNodes()) {
+            result += node.getNode() + " ";
+        }
+        return result;
+    }
+
+    private static String formatArguments(Iterable<CommandArgumentDescription> arguments) {
+        StringBuilder result = new StringBuilder();
+        for (CommandArgumentDescription argument : arguments) {
+            String argumentName = argument.isOptional()
+                ? "[" + argument.getDescription() + "]"
+                : "<" + argument.getDescription() + ">";
+            result.append(argumentName).append(" ");
+        }
+        return result.toString();
+    }
+}

src/tools/commands/command_entry.tpl.md

@@ -0,0 +1,2 @@
+{command}: {description} _{arguments}_
+[permissions]Permission: {permissions}[/permissions]

src/tools/commands/commands.tpl.md

@@ -0,0 +1,4 @@
+## AuthMe commands
+You can use the following commands to use the functions of AuthMe:
+
+{commands}

src/tools/permissions/PermissionsListWriter.java

@@ -47,7 +47,7 @@ public class PermissionsListWriter implements ToolTask {
     private static void generateAndWriteFile() {
         final String permissionsTagValue = generatePermissionsList();
 
-        Map<String, Object> tags = ANewMap.<String, Object>with("permissions", permissionsTagValue).build();
+        Map<String, String> tags = ANewMap.with("permissions", permissionsTagValue).build();
         FileUtils.generateFileFromTemplate(
             ToolsConstants.TOOLS_SOURCE_ROOT + "permissions/permission_nodes.tpl.md", PERMISSIONS_OUTPUT_FILE, tags);
         System.out.println("Wrote to '" + PERMISSIONS_OUTPUT_FILE + "'");
@@ -62,8 +62,8 @@ public class PermissionsListWriter implements ToolTask {
         StringBuilder sb = new StringBuilder();
 
         for (Map.Entry<String, String> entry : permissions.entrySet()) {
-            Map<String, Object> tags = ANewMap.<String, Object>
-                with("node", entry.getKey())
+            Map<String, String> tags = ANewMap
+                .with("node", entry.getKey())
                 .and("description", entry.getValue())
                 .build();
             sb.append(TagReplacer.applyReplacements(template, tags));

src/tools/utils/FileUtils.java

@@ -18,10 +18,9 @@ public final class FileUtils {
     private FileUtils() {
     }
 
-    public static void generateFileFromTemplate(String templateFile, String destinationFile, Map<String, Object> tags) {
+    public static void generateFileFromTemplate(String templateFile, String destinationFile, Map<String, String> tags) {
         String template = readFromFile(templateFile);
         String result = TagReplacer.applyReplacements(template, tags);
-
         writeToFile(destinationFile, result);
     }
 

src/tools/utils/TagReplacer.java

@@ -1,5 +1,7 @@
 package utils;
 
+import fr.xephi.authme.util.StringUtils;
+
 import java.util.Date;
 import java.util.Map;
 
@@ -21,10 +23,15 @@ public class TagReplacer {
      *  any occurrences of "{foo}" to "bar".
      * @return The filled template
      */
-    public static String applyReplacements(String template, Map<String, Object> tags) {
+    public static String applyReplacements(String template, Map<String, String> tags) {
         String result = template;
-        for (Map.Entry<String, Object> tagRule : tags.entrySet()) {
-            result = result.replace("{" + tagRule.getKey() + "}", tagRule.getValue().toString());
+        for (Map.Entry<String, String> tagRule : tags.entrySet()) {
+            final String name = tagRule.getKey();
+            final String value = tagRule.getValue();
+
+            String replacement = StringUtils.isEmpty(value) ? "" : "\\1";
+            result = result.replaceAll("\\[" + name + "\\](.*?)\\[/" + name + "\\]", replacement);
+            result = result.replace("{" + tagRule.getKey() + "}", tagRule.getValue());
         }
 
         return applyReplacements(result);