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6 changed files with 147 additions and 168 deletions

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@ -1,94 +1,61 @@
package com.btk5h.skriptdb; package com.btk5h.skriptdb;
import ch.njol.skript.Skript;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.VariableString;
import java.lang.reflect.Field; import java.lang.reflect.Field;
import java.util.Arrays; import java.util.Arrays;
import java.util.Optional; import java.util.Optional;
import org.bukkit.event.Event;
import ch.njol.skript.ScriptLoader;
import ch.njol.skript.Skript;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.VariableString;
import ch.njol.skript.lang.parser.ParserInstance;
public class SkriptUtil { public class SkriptUtil {
private static final Field STRING; private static final Field STRING;
private static final Field EXPR; private static final Field EXPR;
static { static {
STRING = tryGetOldStringField() Field _FIELD = null;
.or(() -> tryGetNewStringField()) try {
.orElseGet(() -> { _FIELD = VariableString.class.getDeclaredField("string");
Skript.error("Skript's 'string' field could not be resolved."); _FIELD.setAccessible(true);
return null; } catch (NoSuchFieldException e) {
}); Skript.error("Skript's 'string' field could not be resolved.");
e.printStackTrace();
Field f = null;
try {
Optional<Class<?>> expressionInfo = Arrays.stream(VariableString.class.getDeclaredClasses())
.filter(cls -> cls.getSimpleName().equals("ExpressionInfo"))
.findFirst();
if (expressionInfo.isPresent()) {
Class<?> expressionInfoClass = expressionInfo.get();
f = expressionInfoClass.getDeclaredField("expr");
f.setAccessible(true);
} else {
Skript.error("Skript's 'ExpressionInfo' class could not be resolved.");
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
Skript.error("Skript's 'expr' field could not be resolved.");
}
EXPR = f;
} }
STRING = _FIELD;
public static Object[] getTemplateString(VariableString vs) { try {
try { Optional<Class<?>> expressionInfo = Arrays.stream(VariableString.class.getDeclaredClasses())
return (Object[]) STRING.get(vs); .filter(cls -> cls.getSimpleName().equals("ExpressionInfo"))
} catch (IllegalAccessException e) { .findFirst();
throw new RuntimeException(e); if (expressionInfo.isPresent()) {
} Class<?> expressionInfoClass = expressionInfo.get();
_FIELD = expressionInfoClass.getDeclaredField("expr");
_FIELD.setAccessible(true);
} else {
Skript.error("Skript's 'ExpressionInfo' class could not be resolved.");
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
Skript.error("Skript's 'expr' field could not be resolved.");
} }
EXPR = _FIELD;
}
public static Expression<?> getExpressionFromInfo(Object o) { public static Object[] getTemplateString(VariableString vs) {
try { try {
return (Expression<?>) EXPR.get(o); return (Object[]) STRING.get(vs);
} catch (IllegalAccessException e) { } catch (IllegalAccessException e) {
throw new RuntimeException(e); throw new RuntimeException(e);
}
} }
}
@SuppressWarnings("deprecation") public static Expression<?> getExpressionFromInfo(Object o) {
public static boolean isCurrentEvent(Class<? extends Event> event) { try {
try { return (Expression<?>) EXPR.get(o);
Class.forName("ch.njol.skript.lang.parser.ParserInstance"); } catch (IllegalAccessException e) {
return ParserInstance.get().isCurrentEvent(event); throw new RuntimeException(e);
} catch (ClassNotFoundException e) {
return ScriptLoader.isCurrentEvent(event);
}
}
private static Optional<Field> tryGetOldStringField() {
try {
Field f = VariableString.class.getDeclaredField("string");
f.setAccessible(true);
return Optional.of(f);
} catch (NoSuchFieldException e) {
return Optional.empty();
}
}
private static Optional<Field> tryGetNewStringField() {
try {
Field f = VariableString.class.getDeclaredField("strings");
f.setAccessible(true);
return Optional.of(f);
} catch (NoSuchFieldException e) {
return Optional.empty();
}
} }
}
} }

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@ -4,26 +4,32 @@ import org.bukkit.event.Event;
import org.bukkit.event.HandlerList; import org.bukkit.event.HandlerList;
public class SQLQueryCompleteEvent extends Event { public class SQLQueryCompleteEvent extends Event {
private final static HandlerList HANDLERS = new HandlerList();
private static final HandlerList HANDLERS = new HandlerList();
private final String argument; private final String argument;
public SQLQueryCompleteEvent(String argument) { public SQLQueryCompleteEvent(String argument) {
super(true); super(true);
this.argument = argument; this.argument = argument;
// this.variables = variables;
}
public static HandlerList getHandlerList() {
return HANDLERS;
}
@Override
public String getEventName() {
return super.getEventName();
} }
@Override @Override
public HandlerList getHandlers() { public HandlerList getHandlers() {
return getHandlerList(); return HANDLERS;
} }
public String getQuery() { public String getQuery() {
return argument; return argument;
} }
public static HandlerList getHandlerList() { // public String getVariables() {return;}
return HANDLERS;
}
} }

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@ -51,80 +51,105 @@ public class EffExecuteStatement extends Effect {
static { static {
Skript.registerEffect(EffExecuteStatement.class, Skript.registerEffect(EffExecuteStatement.class,
"[quickly:quickly] execute %string% (in|on) %datasource% " + "execute %string% (in|on) %datasource% " +
"[with arg[ument][s] %-objects%] [and store [[the] (output|result)[s]] (to|in) [the] [var[iable]] %-objects%]",
"quickly execute %string% (in|on) %datasource% " +
"[with arg[ument][s] %-objects%] [and store [[the] (output|result)[s]] (to|in) [the] [var[iable]] %-objects%]"); "[with arg[ument][s] %-objects%] [and store [[the] (output|result)[s]] (to|in) [the] [var[iable]] %-objects%]");
} }
private Expression<String> query; private Expression<String> query;
private Expression<HikariDataSource> dataSource; private Expression<HikariDataSource> dataSource;
private Expression<Object> queryArguments; private Expression<Object> queryArguments;
private VariableString resultVariableName; private VariableString var;
private boolean isLocal; private boolean isLocal;
private boolean isList; private boolean isList;
private boolean quickly; private boolean quickly;
private boolean isSync = false; private boolean isSync = false;
private void continueScriptExecution(Event e, Object populatedVariables) {
lastError = null;
if (populatedVariables instanceof String) {
lastError = (String) populatedVariables;
} else {
if (getNext() != null) {
((Map<String, Object>) populatedVariables).forEach((name, value) -> setVariable(e, name, value));
}
}
TriggerItem.walk(getNext(), e);
}
@Override @Override
protected void execute(Event e) { protected void execute(Event e) {
DataSource ds = dataSource.getSingle(e); DataSource ds = dataSource.getSingle(e);
Pair<String, List<Object>> query = parseQuery(e);
String baseVariable = var != null ? var.toString(e).toLowerCase(Locale.ENGLISH) : null;
//if data source isn't set //if data source isn't set
if (ds == null) { if (ds == null) return;
return;
}
Pair<String, List<Object>> parsedQuery = parseQuery(e);
String baseVariable = resultVariableName != null ? resultVariableName.toString(e).toLowerCase(Locale.ENGLISH) : null;
Object locals = Variables.removeLocals(e); Object locals = Variables.removeLocals(e);
//execute SQL statement //execute SQL statement
if (Bukkit.isPrimaryThread()) { if (Bukkit.isPrimaryThread()) {
CompletableFuture.supplyAsync(() -> executeStatement(ds, baseVariable, parsedQuery), threadPool) CompletableFuture<Object> sql = CompletableFuture.supplyAsync(() -> executeStatement(ds, baseVariable, query), threadPool);
.whenComplete((resources, err) -> { sql.whenComplete((res, err) -> {
//handle last error syntax data if (err != null) {
resetLastSQLError(); err.printStackTrace();
if (err instanceof SkriptDBQueryException) { }
setLastSQLError(err.getMessage()); //handle last error syntax data
} lastError = null;
//if local variables are present if (res instanceof String) {
//bring back local variables lastError = (String) res;
//populate SQL data into variables }
if (!quickly) { //if local variables are present
Bukkit.getScheduler().runTask(SkriptDB.getInstance(), //bring back local variables
() -> postExecution(e, locals, resources)); //populate SQL data into variables
} else { if (!quickly) {
postExecution(e, locals, resources); Bukkit.getScheduler().runTask(SkriptDB.getInstance(), () -> {
} if (locals != null && getNext() != null) {
}); Variables.setLocalVariables(e, locals);
}
if (!(res instanceof String)) {
((Map<String, Object>) res).forEach((name, value) -> setVariable(e, name, value));
}
TriggerItem.walk(getNext(), e);
//the line below is required to prevent memory leaks
Variables.removeLocals(e);
});
} else {
if (locals != null && getNext() != null) {
Variables.setLocalVariables(e, locals);
}
if (!(res instanceof String)) {
((Map<String, Object>) res).forEach((name, value) -> setVariable(e, name, value));
}
TriggerItem.walk(getNext(), e);
//the line below is required to prevent memory leaks
Variables.removeLocals(e);
}
});
// sync executed SQL query, same as above, just sync // sync executed SQL query, same as above, just sync
} else { } else {
isSync = true; isSync = true;
Map<String, Object> resources = null; Object resources = executeStatement(ds, baseVariable, query);
try { //handle last error syntax data
resources = executeStatement(ds, baseVariable, parsedQuery); lastError = null;
resetLastSQLError(); if (resources instanceof String) {
} catch (SkriptDBQueryException err) { lastError = (String) resources;
//handle last error syntax data }
setLastSQLError(err.getMessage());
}
//if local variables are present //if local variables are present
//bring back local variables //bring back local variables
//populate SQL data into variables //populate SQL data into variables
postExecution(e, locals, resources); if (locals != null && getNext() != null) {
Variables.setLocalVariables(e, locals);
}
if (!(resources instanceof String)) {
((Map<String, Object>) resources).forEach((name, value) -> setVariable(e, name, value));
}
TriggerItem.walk(getNext(), e);
Variables.removeLocals(e);
} }
} }
private void postExecution(Event e, Object locals, Map<String, Object> resources) {
if (locals != null && getNext() != null) {
Variables.setLocalVariables(e, locals);
}
if (resources != null) {
resources.forEach((name, value) -> setVariable(e, name, value));
}
TriggerItem.walk(getNext(), e);
//the line below is required to prevent memory leaks
Variables.removeLocals(e);
}
@Override @Override
protected TriggerItem walk(Event e) { protected TriggerItem walk(Event e) {
debug(e, true); debug(e, true);
@ -190,9 +215,9 @@ public class EffExecuteStatement extends Effect {
} }
} }
private Map<String, Object> executeStatement(DataSource ds, String baseVariable, Pair<String, List<Object>> query) throws SkriptDBQueryException { private Object executeStatement(DataSource ds, String baseVariable, Pair<String, List<Object>> query) {
if (ds == null) { if (ds == null) {
throw new SkriptDBQueryException("Data source is not set"); return "Data source is not set";
} }
try (Connection conn = ds.getConnection()) { try (Connection conn = ds.getConnection()) {
try (PreparedStatement stmt = createStatement(conn, query)) { try (PreparedStatement stmt = createStatement(conn, query)) {
@ -204,11 +229,11 @@ public class EffExecuteStatement extends Effect {
return Map.of(); return Map.of();
} }
} catch (SQLException ex) { } catch (SQLException ex) {
throw new SkriptDBQueryException(ex.getMessage()); return ex.getMessage();
} }
} }
private Map<String, Object> processBaseVariable(String baseVariable, PreparedStatement stmt, boolean hasResultSet) throws SQLException { private Object processBaseVariable(String baseVariable, PreparedStatement stmt, boolean hasResultSet) throws SQLException {
Map<String, Object> variableList = new HashMap<>(); Map<String, Object> variableList = new HashMap<>();
if (isList) { if (isList) {
baseVariable = baseVariable.substring(0, baseVariable.length() - 1); baseVariable = baseVariable.substring(0, baseVariable.length() - 1);
@ -281,7 +306,7 @@ public class EffExecuteStatement extends Effect {
//fix mediumblob and similar column types, so they return a String correctly //fix mediumblob and similar column types, so they return a String correctly
if (obj != null) { if (obj != null) {
if (obj instanceof byte[]) { if (obj.getClass().getName().equals("[B")) {
obj = new String((byte[]) obj); obj = new String((byte[]) obj);
//in some servers instead of being byte array, it appears as SerialBlob (depends on mc version, 1.12.2 is bvte array, 1.16.5 SerialBlob) //in some servers instead of being byte array, it appears as SerialBlob (depends on mc version, 1.12.2 is bvte array, 1.16.5 SerialBlob)
@ -296,14 +321,6 @@ public class EffExecuteStatement extends Effect {
Variables.setVariable(name.toLowerCase(Locale.ENGLISH), obj, e, isLocal); Variables.setVariable(name.toLowerCase(Locale.ENGLISH), obj, e, isLocal);
} }
private static void resetLastSQLError() {
lastError = null;
}
private static void setLastSQLError(String error) {
lastError = error;
}
@Override @Override
public String toString(Event e, boolean debug) { public String toString(Event e, boolean debug) {
return "execute " + query.toString(e, debug) + " in " + dataSource.toString(e, debug); return "execute " + query.toString(e, debug) + " in " + dataSource.toString(e, debug);
@ -311,7 +328,8 @@ public class EffExecuteStatement extends Effect {
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@Override @Override
public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed, SkriptParser.ParseResult parseResult) { public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed,
SkriptParser.ParseResult parseResult) {
Expression<String> statementExpr = (Expression<String>) exprs[0]; Expression<String> statementExpr = (Expression<String>) exprs[0];
if (statementExpr instanceof VariableString || statementExpr instanceof ExprUnsafe) { if (statementExpr instanceof VariableString || statementExpr instanceof ExprUnsafe) {
query = statementExpr; query = statementExpr;
@ -329,10 +347,10 @@ public class EffExecuteStatement extends Effect {
queryArguments = (Expression<Object>) exprs[2]; queryArguments = (Expression<Object>) exprs[2];
} }
Expression<?> resultHolder = exprs[3]; Expression<?> resultHolder = exprs[3];
quickly = parseResult.hasTag("quickly"); quickly = matchedPattern == 1;
if (resultHolder instanceof Variable) { if (resultHolder instanceof Variable) {
Variable<?> varExpr = (Variable<?>) resultHolder; Variable<?> varExpr = (Variable<?>) resultHolder;
resultVariableName = varExpr.getName(); var = varExpr.getName();
isLocal = varExpr.isLocal(); isLocal = varExpr.isLocal();
isList = varExpr.isList(); isList = varExpr.isList();
} else if (resultHolder != null) { } else if (resultHolder != null) {
@ -341,15 +359,4 @@ public class EffExecuteStatement extends Effect {
} }
return true; return true;
} }
public static class SkriptDBQueryException extends RuntimeException {
private static final long serialVersionUID = -1869895286406538884L;
public SkriptDBQueryException(String message) {
super(message);
}
}
} }

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@ -32,9 +32,8 @@ public class ExprDataSource extends SimpleExpression<HikariDataSource> {
static { static {
Skript.registerExpression(ExprDataSource.class, HikariDataSource.class, Skript.registerExpression(ExprDataSource.class, HikariDataSource.class,
ExpressionType.COMBINED, "[the] data(base|[ ]source) [(of|at)] %string% " ExpressionType.COMBINED, "[the] data(base|[ ]source) [(of|at)] %string% " +
+ "[with [a] [max[imum]] [connection] life[ ]time of %-timespan%] " "[with [a] [max[imum]] [connection] life[ ]time of %-timespan%] " + "[[(using|with)] [a] driver %-string%]");
+ "[[(using|with)] [a] driver %-string%]");
} }
private Expression<String> url; private Expression<String> url;
@ -101,7 +100,8 @@ public class ExprDataSource extends SimpleExpression<HikariDataSource> {
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@Override @Override
public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed, SkriptParser.ParseResult parseResult) { public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed,
SkriptParser.ParseResult parseResult) {
url = (Expression<String>) exprs[0]; url = (Expression<String>) exprs[0];
maxLifetime = (Expression<Timespan>) exprs[1]; maxLifetime = (Expression<Timespan>) exprs[1];
driver = (Expression<String>) exprs[2]; driver = (Expression<String>) exprs[2];

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@ -1,10 +1,6 @@
package com.btk5h.skriptdb.skript; package com.btk5h.skriptdb.skript;
import org.bukkit.event.Event; import ch.njol.skript.ScriptLoader;
import com.btk5h.skriptdb.SkriptUtil;
import com.btk5h.skriptdb.events.SQLQueryCompleteEvent;
import ch.njol.skript.Skript; import ch.njol.skript.Skript;
import ch.njol.skript.lang.Expression; import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.ExpressionType; import ch.njol.skript.lang.ExpressionType;
@ -12,6 +8,8 @@ import ch.njol.skript.lang.SkriptParser;
import ch.njol.skript.lang.util.SimpleExpression; import ch.njol.skript.lang.util.SimpleExpression;
import ch.njol.skript.log.ErrorQuality; import ch.njol.skript.log.ErrorQuality;
import ch.njol.util.Kleenean; import ch.njol.util.Kleenean;
import com.btk5h.skriptdb.events.SQLQueryCompleteEvent;
import org.bukkit.event.Event;
/** /**
* Stores the error from the last executed statement, if there was one. * Stores the error from the last executed statement, if there was one.
@ -53,7 +51,7 @@ public class ExprSQLQuery extends SimpleExpression<String> {
@Override @Override
public boolean init(final Expression<?>[] expressions, final int matchedPattern, final Kleenean isDelayed, final SkriptParser.ParseResult parseResult) { public boolean init(final Expression<?>[] expressions, final int matchedPattern, final Kleenean isDelayed, final SkriptParser.ParseResult parseResult) {
if (!SkriptUtil.isCurrentEvent(SQLQueryCompleteEvent.class)) { if (!ScriptLoader.isCurrentEvent(SQLQueryCompleteEvent.class)) {
Skript.error("Cannot use 'sql query' outside of a complete of sql query event", ErrorQuality.SEMANTIC_ERROR); Skript.error("Cannot use 'sql query' outside of a complete of sql query event", ErrorQuality.SEMANTIC_ERROR);
return false; return false;
} }

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@ -53,7 +53,8 @@ public class ExprUnsafe extends SimpleExpression<String> {
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@Override @Override
public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed, SkriptParser.ParseResult parseResult) { public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed,
SkriptParser.ParseResult parseResult) {
stringExpression = (Expression<String>) exprs[0]; stringExpression = (Expression<String>) exprs[0];
rawExpression = parseResult.expr.substring("unsafe".length()).trim(); rawExpression = parseResult.expr.substring("unsafe".length()).trim();
return true; return true;