Add slash command macro functions

src/main/gen/MTScript2Lexer.tokens

@@ -0,0 +1,249 @@
+OPEN_SCRIPT_MODE=1
+OPEN_ROLL_MODE=2
+OPEN_MARKDOWN_LINK_MODE=3
+OPEN_HANDLBARS_RAW_MODE=4
+OPEN_HANDLEBARS_MODE=5
+TEXT=6
+CLOSE_HANDLEBARS_MODE=7
+HANDLEBARS_TEXT=8
+CLOSE_HANDLEBARS_RAW_MODE=9
+HANDLEBARS_RAW_TEXT=10
+CLOSE_MARKDOWN_LINK_MODE=11
+MARKDOWN_LINK_TEXT=12
+CLOSE_ROLL_MODE=13
+ROLL_DECIMAL_LITERAL=14
+ROLL_IDENTIFIER=15
+ROLL_WS=16
+CLOSE_EMBEDED_ROLL_MODE=17
+EM_ROLL_DECIMAL_LITERAL=18
+EM_ROLL_IDENTIFIER=19
+EM_ROLL_WS=20
+OPEN_EMBEDED_ROLL_MODE=21
+CLOSE_SCRIPT_MODE=22
+KEYWORD_ASSERT=23
+KEYWORD_BREAK=24
+KEYWORD_CASE=25
+KEYWORD_CONST=26
+KEYWORD_VAR=27
+KEYWORD_REF=28
+KEYWORD_CONTINUE=29
+KEYWORD_DEFAULT=30
+KEYWORD_DO=31
+KEYWORD_ELSE=32
+KEYWORD_FOR=33
+KEYWORD_FOREACH=34
+KEYWORD_FUNCTION=35
+KEYWORD_PROCEDURE=36
+KEYWORD_IF=37
+KEYWORD_RETURN=38
+KEYWORD_SWITCH=39
+KEYWORD_WHILE=40
+KEYWORD_TRY=41
+KEYWORD_CATCH=42
+KEYWORD_FINALLY=43
+KEYWORD_THROW=44
+KEYWORD_TYPE=45
+KEYWORD_OF=46
+KEYWORD_YIELD=47
+KEYWORD_DATA=48
+KEYWORD_PRINT=49
+KEYWORD_DEBUG=50
+KEYWORD_LOG=51
+KEYWORD_ERROR=52
+KEYWORD_WARN=53
+KEYWORD_INFO=54
+KEYWORD_I18N=55
+KEYWORD_USING=56
+KEYWORD_USE=57
+KEYWORD_AS=58
+KEYWORD_FROM=59
+KEYWORD_EXPORT=60
+KEYWORD_IMPORT=61
+KEYWORD_INTERNAL=62
+KEYWORD_CHAT=63
+KEYWORD_GM=64
+KEYWORD_TRUSTED=65
+PROPERTY_LEADER=66
+REFERENCE_LEADER=67
+STRING_INTERPORLATION_PREFIX=68
+KEYWORD_BOOLEAN=69
+KEYWORD_NUMBER=70
+KEYWORD_STRING=71
+KEYWORD_LIST=72
+KEYWORD_DICT=73
+KEYWORD_INT=74
+KEYWORD_ROLL=75
+KEYWORD_ANY=76
+KEYWORD_MAP=77
+KEYWORD_TOKEN=78
+KEYWORD_ACTOR=79
+KEYWORD_IMAGE=80
+KEYWORD_SOUND=81
+KEYWORD_TABLE=82
+KEYWORD_LIGHT=83
+KEYWORD_LIGHTSOURCE=84
+KEYWORD_PATH=85
+KEYWORD_ITEM=86
+DECIMAL_LITERAL=87
+HEX_LITERAL=88
+NUMBER_LITERAL=89
+BOOL_LITERAL=90
+STRING_LITERAL=91
+NULL_LITERAL=92
+NONE_LITERAL=93
+LPAREN=94
+RPAREN=95
+LBRACE=96
+RBRACE=97
+LBRACK=98
+RBRACK=99
+SEMI=100
+COMMA=101
+DOT=102
+COLON=103
+OP_GT=104
+OP_LT=105
+OP_BANG=106
+OP_TILDE=107
+OP_QUESTION=108
+OP_EQUAL=109
+OP_LE=110
+OP_GE=111
+OP_NOTEQUAL=112
+OP_AND=113
+OP_OR=114
+OP_INC=115
+OP_DEC=116
+OP_ADD=117
+OP_SUB=118
+OP_MUL=119
+OP_DIV=120
+OP_BITAND=121
+OP_BITOR=122
+OP_CARET=123
+OP_MOD=124
+OP_ASSIGN=125
+OP_ADD_ASSIGN=126
+OP_SUB_ASSIGN=127
+OP_MUL_ASSIGN=128
+OP_DIV_ASSIGN=129
+OP_AND_ASSIGN=130
+OP_OR_ASSIGN=131
+OP_XOR_ASSIGN=132
+OP_MOD_ASSIGN=133
+OP_ARROW=134
+WS=135
+COMMENT=136
+LINE_COMMENT=137
+IDENTIFIER=138
+'[[['=1
+'{{{'=4
+'{{'=5
+'}}'=7
+'}}}'=9
+']]]'=22
+'assert'=23
+'break'=24
+'case'=25
+'const'=26
+'var'=27
+'ref'=28
+'continue'=29
+'default'=30
+'do'=31
+'else'=32
+'for'=33
+'foreach'=34
+'function'=35
+'procedure'=36
+'if'=37
+'return'=38
+'switch'=39
+'while'=40
+'try'=41
+'catch'=42
+'finally'=43
+'throw'=44
+'type'=45
+'of'=46
+'yield'=47
+'data'=48
+'print'=49
+'debug'=50
+'log'=51
+'error'=52
+'warn'=53
+'info'=54
+'i18n'=55
+'using'=56
+'uses'=57
+'as'=58
+'from'=59
+'export'=60
+'import'=61
+'internal'=62
+'chat'=63
+'gm'=64
+'trusted'=65
+'@'=66
+'#'=67
+'$'=68
+'bool'=69
+'number'=70
+'string'=71
+'list'=72
+'dict'=73
+'int'=74
+'roll'=75
+'any'=76
+'map'=77
+'token'=78
+'actor'=79
+'image'=80
+'sound'=81
+'table'=82
+'light'=83
+'lightsource'=84
+'path'=85
+'item'=86
+'null'=92
+'none'=93
+'('=94
+')'=95
+'{'=96
+'}'=97
+';'=100
+','=101
+'.'=102
+':'=103
+'>'=104
+'<'=105
+'!'=106
+'~'=107
+'?'=108
+'=='=109
+'<='=110
+'>='=111
+'!='=112
+'&&'=113
+'||'=114
+'++'=115
+'--'=116
+'+'=117
+'-'=118
+'*'=119
+'/'=120
+'&'=121
+'|'=122
+'^'=123
+'%'=124
+'='=125
+'+='=126
+'-='=127
+'*='=128
+'/='=129
+'&='=130
+'|='=131
+'^='=132
+'%='=133
+'->'=134

src/main/java/net/rptools/maptool/client/MapToolExpressionParser.java

@@ -109,7 +109,8 @@ public class MapToolExpressionParser extends ExpressionParser {
               new PlayerFunctions(),
               new LibraryFunctions(),
               new DataFunctions(),
-              new ServerFunctions())
+              new ServerFunctions(),
+              new SlashCommands())
           .collect(Collectors.toList());
 
   public MapToolExpressionParser() {

src/main/java/net/rptools/maptool/client/functions/SlashCommands.java

@@ -0,0 +1,93 @@
+/*
+ * This software Copyright by the RPTools.net development team, and
+ * licensed under the Affero GPL Version 3 or, at your option, any later
+ * version.
+ *
+ * MapTool Source Code is distributed in the hope that it will be
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License * along with this source Code.  If not, please visit
+ * <http://www.gnu.org/licenses/> and specifically the Affero license
+ * text at <http://www.gnu.org/licenses/agpl.html>.
+ */
+package net.rptools.maptool.client.functions;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonElement;
+import java.util.List;
+import net.rptools.maptool.client.macro.MacroManager;
+import net.rptools.maptool.client.macro.MacroManager.Scope;
+import net.rptools.maptool.language.I18N;
+import net.rptools.maptool.util.FunctionUtil;
+import net.rptools.parser.Parser;
+import net.rptools.parser.ParserException;
+import net.rptools.parser.VariableResolver;
+import net.rptools.parser.function.AbstractFunction;
+
+/** Class that implements slash command alias functions. */
+public class SlashCommands extends AbstractFunction {
+
+  /** Creates a new {@code SlashCommands} object. */
+  public SlashCommands() {
+    super(0, 3, "slash.setAlias", "slash.getAliases", "slash.clearAlias");
+  }
+
+  @Override
+  public Object childEvaluate(
+      Parser parser, VariableResolver resolver, String functionName, List<Object> parameters)
+      throws ParserException {
+
+    String fName = functionName.toLowerCase();
+    return switch (fName) {
+      case "slash.setalias" -> setSlashAlias(parameters);
+      case "slash.getaliases" -> getSlashAliases();
+      case "slash.clearalias" -> clearSlashAlias(parameters);
+      default -> throw new ParserException(
+          I18N.getText("macro.function.general.unknownFunction", functionName));
+    };
+  }
+
+  /**
+   * Sets a slash command alias.
+   *
+   * @param args The arguments to the function.
+   * @return empty string
+   * @throws ParserException if the number of arguments is incorrect.
+   */
+  private Object setSlashAlias(List<Object> args) throws ParserException {
+    FunctionUtil.checkNumberParam("slash.setAlias", args, 2, 3);
+    String desc;
+    if (args.size() == 3) {
+      desc = args.get(2).toString();
+    } else {
+      desc = "";
+    }
+    MacroManager.setAlias(args.get(0).toString(), args.get(1).toString(), Scope.CAMPAIGN, desc);
+    return "";
+  }
+
+  /**
+   * Gets the slash command aliases.
+   *
+   * @return a JSON string containing the aliases.
+   */
+  private JsonElement getSlashAliases() {
+    Gson gson = new Gson();
+    return gson.toJsonTree(MacroManager.getAliasCommandMap());
+  }
+
+  /**
+   * Clears a slash command alias.
+   *
+   * @param args The arguments to the function.
+   * @return empty string
+   * @throws ParserException if the number of arguments is incorrect.
+   */
+  private Object clearSlashAlias(List<Object> args) throws ParserException {
+    FunctionUtil.checkNumberParam("server.clearAlias", args, 1, 1);
+    MacroManager.removeAlias(args.get(0).toString());
+    return "";
+  }
+}