通过 Java httpclient 模拟表单上传 PHP /5.3.3 上 empty($_FILES) 为空,通过 html 代码直接表单提交就是正常的。 PHP /5.4.40 也是可以的 - V2EX
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zorui
V2EX    Java

通过 Java httpclient 模拟表单上传 PHP /5.3.3 上 empty($_FILES) 为空,通过 html 代码直接表单提交就是正常的。 PHP /5.4.40 也是可以的

  •  
  •   zorui Apr 1, 2017 3870 views
    This topic created in 3313 days ago, the information mentioned may be changed or developed.

    通过 java httpclient 模拟表单上传 PHP/5.3.3 上 empty($_FILES) 为空,通过 html 代码直接表单提交就是正常的。 PHP/5.4.40 也是可以的

    httpclient4.5.2 模拟请求的代码:

     InputStreamBody streamBody = new InputStreamBody(inputStream, contentType, fileData.getFilename()); MultipartEntityBuilder multipartEntityBuilder = MultipartEntityBuilder.create(); multipartEntityBuilder.addPart("file", streamBody); for (String key : params.keySet()) { multipartEntityBuilder.addPart(key, new StringBody((String) params.get(key), ContentType.TEXT_PLAIN)); } HttpEntity entity = multipartEntityBuilder .setMode(HttpMultipartMode.BROWSER_COMPATIBLE) .setContentType(MULTIPART_FORM_DATA_UTF8) .setCharset(Consts.UTF_8).build(); httpPost.setEntity(entity); HttpResponse respOnse= HttpClientBuilder.create().build().execute( httpPost); String resultStr = IOUtils.toString(response.getEntity().getContent()); 

    php 中接收的:

     if(!empty($_FILES)){ } 

    这里判断的的时候为空。

    12 replies    2017-04-06 15:17:35 +08:00
    junbaor
        1
    junbaor  
       Apr 1, 2017
    zorui
        2
    zorui  
    OP
       Apr 1, 2017
    现在确定的就是 php 中 php.ini 配置 post_max_size 是大于要上传的文件的。
    zorui
        3
    zorui  
    OP
       Apr 1, 2017
    @junbaor jar 包中目前还不能换。
    hcymk2
        4
    hcymk2  
       Apr 1, 2017
    抓个包和与表单提交的对比下先.
    ijustdo
        5
    ijustdo  
       Apr 1, 2017
    呵呵 不要查肯定是 post 文件的时候 Content-Type 不对的呢 ^_^
    zorui
        6
    zorui  
    OP
       Apr 1, 2017
    Content-Type 都是 multipart/form-data
    zorui
        7
    zorui  
    OP
       Apr 1, 2017
    zorui
        8
    zorui  
    OP
       Apr 1, 2017
    8355
        9
    8355  
       Apr 1, 2017   1
    php://input 接收二进制流应该可以的.
    试试吧
    zorui
        11
    zorui  
    OP
       Apr 6, 2017
    @hcymk2
    @8355
    @ijustdo
    @zorui 找到原因了。通过 httpclient 出去的 header 中是使用的是 Transfer-Encoding: chunked , php5.3 不支持这个,只支持 Content-Length. 表单提交也是通过 Content-Length 所以就可以。 php5.4 是支持的。
    hcymk2
        12
    hcymk2  
       Apr 6, 2017
    @zorui
    你看了那 2 个连接里面的内容应该就知道了吧....
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