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Add server validation

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This commit is contained in:
Andreas Krühlmann
2025-12-11 02:19:55 +01:00
parent 1ffcec1029
commit b398ac869c
3 changed files with 144 additions and 13 deletions
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27
src/main/java/com/imgfloat/app/model/TransformRequest.java
View File

@@ -1,18 +1,45 @@
package com.imgfloat.app.model;
import jakarta.validation.constraints.DecimalMax;
import jakarta.validation.constraints.DecimalMin;
import jakarta.validation.constraints.Positive;
import jakarta.validation.constraints.PositiveOrZero;
public class TransformRequest {
private double x;
private double y;
@Positive(message = "Width must be greater than 0")
private double width;
@Positive(message = "Height must be greater than 0")
private double height;
private double rotation;
@DecimalMin(value = "0.0", message = "Playback speed cannot be negative")
@DecimalMax(value = "4.0", message = "Playback speed cannot exceed 4.0")
private Double speed;
private Boolean muted;
@Positive(message = "zIndex must be at least 1")
private Integer zIndex;
private Boolean audioLoop;
@PositiveOrZero(message = "Audio delay must be zero or greater")
private Integer audioDelayMillis;
@DecimalMin(value = "0.1", message = "Audio speed must be at least 0.1x")
@DecimalMax(value = "4.0", message = "Audio speed cannot exceed 4.0x")
private Double audioSpeed;
@DecimalMin(value = "0.5", message = "Audio pitch must be at least 0.5x")
@DecimalMax(value = "2.0", message = "Audio pitch cannot exceed 2.0x")
private Double audioPitch;
@DecimalMin(value = "0.0", message = "Audio volume cannot be negative")
@DecimalMax(value = "1.0", message = "Audio volume cannot exceed 1.0")
private Double audioVolume;
public double getX() {

50
src/main/java/com/imgfloat/app/service/ChannelDirectoryService.java
View File

@@ -23,6 +23,7 @@ import org.springframework.beans.factory.annotation.Value;
import org.springframework.messaging.simp.SimpMessagingTemplate;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.server.ResponseStatusException;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
@@ -54,10 +55,18 @@ import javax.imageio.stream.ImageInputStream;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import static org.springframework.http.HttpStatus.BAD_REQUEST;
@Service
public class ChannelDirectoryService {
private static final int MIN_GIF_DELAY_MS = 20;
private static final String PREVIEW_MEDIA_TYPE = "image/png";
private static final double MAX_SPEED = 4.0;
private static final double MIN_AUDIO_SPEED = 0.1;
private static final double MAX_AUDIO_SPEED = 4.0;
private static final double MIN_AUDIO_PITCH = 0.5;
private static final double MAX_AUDIO_PITCH = 2.0;
private static final double MAX_AUDIO_VOLUME = 1.0;
private static final Logger logger = LoggerFactory.getLogger(ChannelDirectoryService.class);
private final ChannelRepository channelRepository;
private final AssetRepository assetRepository;
@@ -180,6 +189,7 @@ public class ChannelDirectoryService {
return assetRepository.findById(assetId)
.filter(asset -> normalized.equals(asset.getBroadcaster()))
.map(asset -> {
validateTransform(request);
asset.setX(request.getX());
asset.setY(request.getY());
asset.setWidth(request.getWidth());
@@ -188,7 +198,7 @@ public class ChannelDirectoryService {
if (request.getZIndex() != null) {
asset.setZIndex(request.getZIndex());
}
if (request.getSpeed() != null && request.getSpeed() >= 0) {
if (request.getSpeed() != null) {
asset.setSpeed(request.getSpeed());
}
if (request.getMuted() != null && asset.isVideo()) {
@@ -197,18 +207,17 @@ public class ChannelDirectoryService {
if (request.getAudioLoop() != null) {
asset.setAudioLoop(request.getAudioLoop());
}
if (request.getAudioDelayMillis() != null && request.getAudioDelayMillis() >= 0) {
if (request.getAudioDelayMillis() != null) {
asset.setAudioDelayMillis(request.getAudioDelayMillis());
}
if (request.getAudioSpeed() != null && request.getAudioSpeed() >= 0) {
if (request.getAudioSpeed() != null) {
asset.setAudioSpeed(request.getAudioSpeed());
}
if (request.getAudioPitch() != null && request.getAudioPitch() > 0) {
if (request.getAudioPitch() != null) {
asset.setAudioPitch(request.getAudioPitch());
}
if (request.getAudioVolume() != null && request.getAudioVolume() >= 0) {
double clamped = Math.max(0.0, Math.min(2.0, request.getAudioVolume()));
asset.setAudioVolume(clamped);
if (request.getAudioVolume() != null) {
asset.setAudioVolume(request.getAudioVolume());
}
assetRepository.save(asset);
AssetView view = AssetView.from(normalized, asset);
@@ -218,6 +227,33 @@ public class ChannelDirectoryService {
});
}
private void validateTransform(TransformRequest request) {
if (request.getWidth() <= 0) {
throw new ResponseStatusException(BAD_REQUEST, "Width must be greater than 0");
}
if (request.getHeight() <= 0) {
throw new ResponseStatusException(BAD_REQUEST, "Height must be greater than 0");
}
if (request.getSpeed() != null && (request.getSpeed() < 0 || request.getSpeed() > MAX_SPEED)) {
throw new ResponseStatusException(BAD_REQUEST, "Playback speed must be between 0 and " + MAX_SPEED);
}
if (request.getZIndex() != null && request.getZIndex() < 1) {
throw new ResponseStatusException(BAD_REQUEST, "zIndex must be at least 1");
}
if (request.getAudioDelayMillis() != null && request.getAudioDelayMillis() < 0) {
throw new ResponseStatusException(BAD_REQUEST, "Audio delay must be zero or greater");
}
if (request.getAudioSpeed() != null && (request.getAudioSpeed() < MIN_AUDIO_SPEED || request.getAudioSpeed() > MAX_AUDIO_SPEED)) {
throw new ResponseStatusException(BAD_REQUEST, "Audio speed must be between " + MIN_AUDIO_SPEED + " and " + MAX_AUDIO_SPEED + "x");
}
if (request.getAudioPitch() != null && (request.getAudioPitch() < MIN_AUDIO_PITCH || request.getAudioPitch() > MAX_AUDIO_PITCH)) {
throw new ResponseStatusException(BAD_REQUEST, "Audio pitch must be between " + MIN_AUDIO_PITCH + " and " + MAX_AUDIO_PITCH + "x");
}
if (request.getAudioVolume() != null && (request.getAudioVolume() < 0 || request.getAudioVolume() > MAX_AUDIO_VOLUME)) {
throw new ResponseStatusException(BAD_REQUEST, "Audio volume must be between 0 and " + MAX_AUDIO_VOLUME);
}
}
public Optional<AssetView> triggerPlayback(String broadcaster, String assetId, PlaybackRequest request) {
String normalized = normalize(broadcaster);
return assetRepository.findById(assetId)