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src/main/java/com/wechat/pay/contrib/apache/httpclient/auth/WechatPay2Credentials.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,94 +1,94 @@ | ||
| package com.wechat.pay.contrib.apache.httpclient.auth; | ||
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| import com.wechat.pay.contrib.apache.httpclient.Credentials; | ||
| import com.wechat.pay.contrib.apache.httpclient.WechatPayUploadHttpPost; | ||
| import java.io.IOException; | ||
| import java.net.URI; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.security.SecureRandom; | ||
|
|
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| import org.apache.http.HttpEntityEnclosingRequest; | ||
| import org.apache.http.client.methods.HttpRequestWrapper; | ||
| import org.apache.http.util.EntityUtils; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
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| public class WechatPay2Credentials implements Credentials { | ||
| private static final Logger log = LoggerFactory.getLogger(WechatPay2Credentials.class); | ||
|
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| private static final String SYMBOLS = | ||
| "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | ||
| private static final SecureRandom RANDOM = new SecureRandom(); | ||
| protected String merchantId; | ||
| protected Signer signer; | ||
|
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| public WechatPay2Credentials(String merchantId, Signer signer) { | ||
| this.merchantId = merchantId; | ||
| this.signer = signer; | ||
| } | ||
|
|
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| public String getMerchantId() { | ||
| return merchantId; | ||
| } | ||
|
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| protected long generateTimestamp() { | ||
| return System.currentTimeMillis() / 1000; | ||
| } | ||
|
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| protected String generateNonceStr() { | ||
| char[] nonceChars = new char[32]; | ||
| for (int index = 0; index < nonceChars.length; ++index) { | ||
| nonceChars[index] = SYMBOLS.charAt(RANDOM.nextInt(SYMBOLS.length())); | ||
| } | ||
| return new String(nonceChars); | ||
| } | ||
|
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| @Override | ||
| public final String getSchema() { | ||
| return "WECHATPAY2-SHA256-RSA2048"; | ||
| } | ||
|
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| @Override | ||
| public final String getToken(HttpRequestWrapper request) throws IOException { | ||
| String nonceStr = generateNonceStr(); | ||
| long timestamp = generateTimestamp(); | ||
|
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| String message = buildMessage(nonceStr, timestamp, request); | ||
| log.debug("authorization message=[{}]", message); | ||
|
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| Signer.SignatureResult signature = signer.sign(message.getBytes(StandardCharsets.UTF_8)); | ||
|
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| String token = "mchid=\"" + getMerchantId() + "\"," | ||
| + "nonce_str=\"" + nonceStr + "\"," | ||
| + "timestamp=\"" + timestamp + "\"," | ||
| + "serial_no=\"" + signature.certificateSerialNumber + "\"," | ||
| + "signature=\"" + signature.sign + "\""; | ||
| log.debug("authorization token=[{}]", token); | ||
|
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| return token; | ||
| } | ||
|
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| protected final String buildMessage(String nonce, long timestamp, HttpRequestWrapper request) | ||
| throws IOException { | ||
| URI uri = request.getURI(); | ||
| String canonicalUrl = uri.getRawPath(); | ||
| if (uri.getQuery() != null) { | ||
| canonicalUrl += "?" + uri.getRawQuery(); | ||
| } | ||
|
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| String body = ""; | ||
| // PATCH,POST,PUT | ||
| if (request.getOriginal() instanceof WechatPayUploadHttpPost) { | ||
| body = ((WechatPayUploadHttpPost) request.getOriginal()).getMeta(); | ||
| } else if (request instanceof HttpEntityEnclosingRequest) { | ||
| body = EntityUtils.toString(((HttpEntityEnclosingRequest) request).getEntity()); | ||
| } | ||
|
|
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| return request.getRequestLine().getMethod() + "\n" | ||
| + canonicalUrl + "\n" | ||
| + timestamp + "\n" | ||
| + nonce + "\n" | ||
| + body + "\n"; | ||
| } | ||
|
|
||
| } | ||
| package com.wechat.pay.contrib.apache.httpclient.auth; | ||
|
|
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| import com.wechat.pay.contrib.apache.httpclient.Credentials; | ||
| import com.wechat.pay.contrib.apache.httpclient.WechatPayUploadHttpPost; | ||
| import org.apache.http.HttpEntityEnclosingRequest; | ||
| import org.apache.http.client.methods.HttpRequestWrapper; | ||
| import org.apache.http.util.EntityUtils; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
||
| import java.io.IOException; | ||
| import java.net.URI; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.security.SecureRandom; | ||
|
|
||
| public class WechatPay2Credentials implements Credentials { | ||
| private static final Logger log = LoggerFactory.getLogger(WechatPay2Credentials.class); | ||
|
|
||
| private static final String SYMBOLS = | ||
| "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | ||
| private static final SecureRandom RANDOM = new SecureRandom(); | ||
| protected String merchantId; | ||
| protected Signer signer; | ||
|
|
||
| public WechatPay2Credentials(String merchantId, Signer signer) { | ||
| this.merchantId = merchantId; | ||
| this.signer = signer; | ||
| } | ||
|
|
||
| public String getMerchantId() { | ||
| return merchantId; | ||
| } | ||
|
|
||
| protected long generateTimestamp() { | ||
| return System.currentTimeMillis() / 1000; | ||
| } | ||
|
|
||
| protected String generateNonceStr() { | ||
| char[] nonceChars = new char[32]; | ||
| for (int index = 0; index < nonceChars.length; ++index) { | ||
| nonceChars[index] = SYMBOLS.charAt(RANDOM.nextInt(SYMBOLS.length())); | ||
| } | ||
| return new String(nonceChars); | ||
| } | ||
|
|
||
| @Override | ||
| public final String getSchema() { | ||
| return "WECHATPAY2-SHA256-RSA2048"; | ||
| } | ||
|
|
||
| @Override | ||
| public final String getToken(HttpRequestWrapper request) throws IOException { | ||
| String nonceStr = generateNonceStr(); | ||
| long timestamp = generateTimestamp(); | ||
|
|
||
| String message = buildMessage(nonceStr, timestamp, request); | ||
| log.debug("authorization message=[{}]", message); | ||
|
|
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| Signer.SignatureResult signature = signer.sign(message.getBytes(StandardCharsets.UTF_8)); | ||
|
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| String token = "mchid=\"" + getMerchantId() + "\"," | ||
| + "nonce_str=\"" + nonceStr + "\"," | ||
| + "timestamp=\"" + timestamp + "\"," | ||
| + "serial_no=\"" + signature.certificateSerialNumber + "\"," | ||
| + "signature=\"" + signature.sign + "\""; | ||
| log.debug("authorization token=[{}]", token); | ||
|
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| return token; | ||
| } | ||
|
|
||
| protected final String buildMessage(String nonce, long timestamp, HttpRequestWrapper request) | ||
| throws IOException { | ||
| URI uri = request.getURI(); | ||
| String canonicalUrl = uri.getRawPath(); | ||
| if (uri.getQuery() != null) { | ||
| canonicalUrl += "?" + uri.getRawQuery(); | ||
| } | ||
|
|
||
| String body = ""; | ||
| // PATCH,POST,PUT | ||
| if (request.getOriginal() instanceof WechatPayUploadHttpPost) { | ||
| body = ((WechatPayUploadHttpPost) request.getOriginal()).getMeta(); | ||
| } else if (request instanceof HttpEntityEnclosingRequest) { | ||
| body = EntityUtils.toString(((HttpEntityEnclosingRequest) request).getEntity(), StandardCharsets.UTF_8); | ||
| } | ||
|
|
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| return request.getRequestLine().getMethod() + "\n" | ||
| + canonicalUrl + "\n" | ||
| + timestamp + "\n" | ||
| + nonce + "\n" | ||
| + body + "\n"; | ||
| } | ||
|
|
||
| } |