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@ -1,108 +1,108 @@
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//package com.yihu.wlyy.web.common.util;
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//
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//import com.google.code.kaptcha.impl.DefaultKaptcha;
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//import com.google.code.kaptcha.util.Config;
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//import com.yihu.wlyy.web.BaseController;
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//import io.swagger.annotations.Api;
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//import io.swagger.annotations.ApiOperation;
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//import org.springframework.http.MediaType;
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//import org.springframework.web.bind.annotation.*;
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//import sun.misc.BASE64Encoder;
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//
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//import javax.imageio.ImageIO;
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//import java.awt.image.BufferedImage;
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//import java.io.ByteArrayOutputStream;
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//import java.io.IOException;
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//import java.util.HashMap;
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//import java.util.Map;
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//import java.util.Properties;
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//import java.util.UUID;
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//import java.util.concurrent.ConcurrentHashMap;
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//
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///**
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// * 患者端验证码生成控制器。验证码生成后保存到Redis中，并将Redis的Key与图片路径返回。
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// * 客户端获取图片，并由用户输入后，与redis的key一块返回，用于验证是否出错。
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// *
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// * @author Sand
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// * @created 2016/09/28
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// */
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//@Api(description = "验证码")
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//@RestController
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//@RequestMapping(value = "/patient/captcha", produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
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//public class CaptchaController extends BaseController {
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// private Map<String, String> captchaCache = new ConcurrentHashMap<>();
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// private DefaultKaptcha captchaProducer = new DefaultKaptcha();
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//
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// public CaptchaController() {
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// Properties properties = new Properties();
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// properties.put("kaptcha.textproducer.font.color", "blue");
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// properties.put("kaptcha.textproducer.font.size", "45");
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// properties.put("kaptcha.textproducer.char.length", "4");
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// properties.put("kaptcha.textproducer.font.names", "宋体,楷体,微软雅黑");
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//
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// Config config = new Config(properties);
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// captchaProducer.setConfig(config);
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// }
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//
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// @RequestMapping(method = RequestMethod.GET)
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// @ApiOperation("生成验证码，用于第一次请求")
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// public String createCaptcha(){
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// try{
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// return generateCaptcha();
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// } catch (Exception e){
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// return error(500, e.getMessage());
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// }
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// }
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//
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// @RequestMapping(value = "/{legacy_key}", method = RequestMethod.POST)
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// @ApiOperation("刷新验证码，需提供第一次生成验证码返回的key")
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// public String refreshCaptcha(@PathVariable("legacy_key") String legacyKey){
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// try{
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// cleanCaptcha(legacyKey);
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//
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// return generateCaptcha();
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// } catch (Exception e){
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// return error(500, e.getMessage());
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// }
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// }
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//
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// @RequestMapping(value = "/{key}", method = RequestMethod.GET)
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// @ApiOperation("校验证码，提供key及用户输入的验证码")
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// public String verifyCaptcha(@PathVariable("key") String key,
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// @RequestParam("text") String text){
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// try{
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// boolean pass = false;
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// String captcha = captchaCache.get(key);
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// if (captcha != null && captcha.equals(text.toLowerCase())){
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// pass = true;
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// cleanCaptcha(key);
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// }
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//
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// return write(200, "ok", "pass", pass);
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// } catch (Exception e){
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// return error(500, e.getMessage());
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// }
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// }
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//
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// private String generateCaptcha() throws IOException {
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// String captchaText = captchaProducer.createText();
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// BufferedImage image = captchaProducer.createImage(captchaText);
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// ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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// ImageIO.write(image, "png", outputStream);
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// String base64Img = new BASE64Encoder().encode(outputStream.toByteArray());
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// String key = "captcha:" + UUID.randomUUID().toString() + ":text";
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//
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// Map<String, String> data = new HashMap<>();
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// data.put("key", key);
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// data.put("image", base64Img);
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// data.put("format", "png");
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//
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// captchaCache.put(key, captchaText.toLowerCase());
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//
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// return write(200, "ok", "data", data);
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// }
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//
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// private void cleanCaptcha(String key){
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// captchaCache.remove(key);
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// }
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//}
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package com.yihu.wlyy.web.common.util;
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import com.google.code.kaptcha.impl.DefaultKaptcha;
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import com.google.code.kaptcha.util.Config;
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import com.yihu.wlyy.web.BaseController;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import org.springframework.http.MediaType;
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import org.springframework.web.bind.annotation.*;
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import sun.misc.BASE64Encoder;
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|
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import javax.imageio.ImageIO;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Properties;
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import java.util.UUID;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 患者端验证码生成控制器。验证码生成后保存到Redis中，并将Redis的Key与图片路径返回。
|
|
|
* 客户端获取图片，并由用户输入后，与redis的key一块返回，用于验证是否出错。
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*
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* @author Sand
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* @created 2016/09/28
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*/
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@Api(description = "验证码")
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@RestController
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@RequestMapping(value = "/patient/captcha", produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
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public class CaptchaController extends BaseController {
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private Map<String, String> captchaCache = new ConcurrentHashMap<>();
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private DefaultKaptcha captchaProducer = new DefaultKaptcha();
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public CaptchaController() {
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Properties properties = new Properties();
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properties.put("kaptcha.textproducer.font.color", "blue");
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properties.put("kaptcha.textproducer.font.size", "45");
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properties.put("kaptcha.textproducer.char.length", "4");
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properties.put("kaptcha.textproducer.font.names", "宋体,楷体,微软雅黑");
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Config config = new Config(properties);
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captchaProducer.setConfig(config);
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}
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@RequestMapping(method = RequestMethod.GET)
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@ApiOperation("生成验证码，用于第一次请求")
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public String createCaptcha(){
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try{
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return generateCaptcha();
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} catch (Exception e){
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return error(500, e.getMessage());
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}
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}
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@RequestMapping(value = "/{legacy_key}", method = RequestMethod.POST)
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@ApiOperation("刷新验证码，需提供第一次生成验证码返回的key")
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public String refreshCaptcha(@PathVariable("legacy_key") String legacyKey){
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try{
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cleanCaptcha(legacyKey);
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return generateCaptcha();
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} catch (Exception e){
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return error(500, e.getMessage());
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}
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}
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@RequestMapping(value = "/{key}", method = RequestMethod.GET)
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@ApiOperation("校验证码，提供key及用户输入的验证码")
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public String verifyCaptcha(@PathVariable("key") String key,
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@RequestParam("text") String text){
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try{
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boolean pass = false;
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String captcha = captchaCache.get(key);
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if (captcha != null && captcha.equals(text.toLowerCase())){
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pass = true;
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cleanCaptcha(key);
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}
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return write(200, "ok", "pass", pass);
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} catch (Exception e){
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return error(500, e.getMessage());
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}
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}
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private String generateCaptcha() throws IOException {
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String captchaText = captchaProducer.createText();
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BufferedImage image = captchaProducer.createImage(captchaText);
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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ImageIO.write(image, "png", outputStream);
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String base64Img = new BASE64Encoder().encode(outputStream.toByteArray());
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String key = "captcha:" + UUID.randomUUID().toString() + ":text";
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Map<String, String> data = new HashMap<>();
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data.put("key", key);
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data.put("image", base64Img);
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data.put("format", "png");
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captchaCache.put(key, captchaText.toLowerCase());
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return write(200, "ok", "data", data);
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}
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private void cleanCaptcha(String key){
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captchaCache.remove(key);
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}
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}
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hh