update 优化短连接重定向

This commit is contained in:
AprilWind 2024-04-12 11:23:28 +08:00
parent 6acc6587c1
commit ddc78eb548
3 changed files with 42 additions and 43 deletions

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@ -22,45 +22,57 @@ import java.time.Duration;
public class ShortLinkUtils {
private static final IdentifierGenerator IDENTIFIER_GENERATOR = SpringUtils.getBean(IdentifierGenerator.class);
private static final ShortLinkProperties shortLinkProperties = SpringUtils.getBean(ShortLinkProperties.class);
private static final ShortLinkProperties SHORT_LINK_PROPERTIES = SpringUtils.getBean(ShortLinkProperties.class);
/**
* 生成带有短链接主机名或域名的完整短链接
* 根据默认主机名或域名生成完整短链接
*
* @param longUrl 完整的长链接
* @param validityType 有效期类型枚举
* @return 带有短链接主机名或域名的完整短链接
* @return 带有默认主机名或域名的完整短链接
*/
public static String generateShortUrlHost(String longUrl, ValidityType validityType) {
String url = generateShortUrl(longUrl, validityType);
return shortLinkProperties.getHost() + url;
public static String generateShortUrl(String longUrl, ValidityType validityType) {
return generateShortUrl(SHORT_LINK_PROPERTIES.getHost(), longUrl, validityType);
}
/**
* 生成短链接并将长链接存储到缓存中
* 根据指定主机名或域名生成完整短链接
*
* @param host 主机名或域名
* @param longUrl 完整的长链接
* @param validityType 有效期类型枚举
* @return 带有指定主机名或域名的完整短链接
*/
public static String generateShortUrl(String host, String longUrl, ValidityType validityType) {
String url = generateShortLinkIdentifier(longUrl, validityType);
return host + url;
}
/**
* 生成短链接标识符并将长链接存储到缓存中
*
* @param longUrl 完整的长链接
* @param validityType 有效期类型枚举
* @return 生成的短链接标识符
*/
public static String generateShortUrl(String longUrl, ValidityType validityType) {
// 使用标识符生成器生成短链接
String shortUrl = IDENTIFIER_GENERATOR.nextId(null).toString();
return generateShortUrl(shortUrl, longUrl, validityType);
public static String generateShortLinkIdentifier(String longUrl, ValidityType validityType) {
// 使用标识符生成器生成短链接标识符
String shortLinkIdentifier = IDENTIFIER_GENERATOR.nextId(null).toString();
return generateShortLinkIdentifier(shortLinkIdentifier, longUrl, validityType);
}
/**
* 生成指定短链接并将长链接存储到缓存中
* 生成指定短链接标识符并将长链接存储到缓存中
*
* @param shortUrl 指定的短链接标识符
* @param longUrl 完整的长链接
* @param validityType 有效期类型枚举
* @param shortLinkIdentifier 指定的短链接标识符
* @param longUrl 完整的长链接
* @param validityType 有效期类型枚举
* @return 生成的指定短链接标识符
*/
public static String generateShortUrl(String shortUrl, String longUrl, ValidityType validityType) {
public static String generateShortLinkIdentifier(String shortLinkIdentifier, String longUrl, ValidityType validityType) {
Validator.validateUrl(longUrl, "请输入有效的url");
RedisUtils.setCacheObject(GlobalConstants.SHORT_LINK_KEY + shortUrl, longUrl, Duration.ofSeconds(validityType.getValidityType()));
return shortUrl;
RedisUtils.setCacheObject(GlobalConstants.SHORT_LINK_KEY + shortLinkIdentifier, longUrl, Duration.ofSeconds(validityType.getValidityType()));
return shortLinkIdentifier;
}
/**
@ -70,7 +82,7 @@ public class ShortLinkUtils {
* @return 对应的完整长链接如果未找到则返回错误链接
*/
public static String getLongLink(String shortUrl) {
return getLongLink(shortUrl, shortLinkProperties.getErroHost());
return getLongLink(shortUrl, SHORT_LINK_PROPERTIES.getErroHost());
}
/**

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@ -43,6 +43,12 @@
<artifactId>ruoyi-common-oss</artifactId>
</dependency>
<!-- 短链接功能模 -->
<dependency>
<groupId>org.dromara</groupId>
<artifactId>ruoyi-common-shortlink</artifactId>
</dependency>
<dependency>
<groupId>org.dromara</groupId>
<artifactId>ruoyi-common-log</artifactId>

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@ -1,12 +1,9 @@
package org.dromara.system.controller.system;
import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
import jakarta.validation.constraints.NotBlank;
import lombok.RequiredArgsConstructor;
import org.dromara.common.core.constant.GlobalConstants;
import org.dromara.common.core.utils.SpringUtils;
import org.dromara.common.core.utils.StringUtils;
import org.dromara.common.redis.utils.RedisUtils;
import org.dromara.common.shortlink.enums.ValidityType;
import org.dromara.common.shortlink.utils.ShortLinkUtils;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
@ -14,8 +11,6 @@ import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.view.RedirectView;
import java.time.Duration;
/**
* 短链接 控制层
*/
@ -24,7 +19,6 @@ import java.time.Duration;
@RestController
@RequestMapping("/resource/short")
public class SysShortLinkController {
private final IdentifierGenerator identifierGenerator;
/**
* 根据短链接获取长链接并重定向
@ -34,14 +28,8 @@ public class SysShortLinkController {
*/
@GetMapping("/link")
public RedirectView getLongLink(@NotBlank(message = "参数不能为空") String shortUrl) {
// Redis 获取长链接
String longLink = RedisUtils.getCacheObject(GlobalConstants.SHORT_LINK_KEY + shortUrl);
if (StringUtils.isNotEmpty(longLink)) {
// 如果长链接存在则重定向到长链接
return new RedirectView(longLink);
}
// 如果长链接不存在则重定向到错误页面
return new RedirectView("/error");
String longLink = ShortLinkUtils.getLongLink(shortUrl, "/error");
return new RedirectView(longLink);
}
/**
@ -52,14 +40,7 @@ public class SysShortLinkController {
*/
@PostMapping("/shorturl")
public String generateShortUrl(@NotBlank(message = "参数不能为空") String longUrl) {
// 使用标识符生成器生成短链接
String shortUrl = identifierGenerator.nextId(null).toString();
// 将短链接与长链接的映射关系存储到 Redis 并设置过期时间为 3 分钟
RedisUtils.setCacheObject(GlobalConstants.SHORT_LINK_KEY + shortUrl, longUrl, Duration.ofMinutes(3));
// 获取短链接的域名部分
String host = SpringUtils.getProperty("short.host");
// 拼接完整的短链接并返回
return host + shortUrl;
return ShortLinkUtils.generateShortUrl(longUrl, ValidityType.THREE_DAYS);
}
}