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<title>module Rack::Multipart - rack-2.2.23 Documentation</title>

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  <h3>Methods</h3>

<ul class="link-list" role="directory">
    
    <li ><a href="#method-c-build_multipart">::build_multipart</a>
    
    <li ><a href="#method-c-extract_multipart">::extract_multipart</a>
    
    <li ><a href="#method-c-parse_multipart">::parse_multipart</a>
    
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<main role="main" aria-labelledby="module-Rack::Multipart">
  <h1 id="module-Rack::Multipart" class="module">
    module Rack::Multipart
  </h1>

<section class="description">
    
<p>A multipart form data parser, adapted from IOWA.</p>

<p>Usually, Rack::Request#POST takes care of calling this.</p>

</section>

<section class="constants-list">
      <header>
        <h3>Constants</h3>
      </header>
      <dl>
      
        <dt id="ATTRIBUTE">ATTRIBUTE
        
        <dd>
        
      
        <dt id="ATTRIBUTE_CHAR">ATTRIBUTE_CHAR
        
        <dd><p>Updated definitions from RFC 2231</p>
        
      
        <dt id="BROKEN">BROKEN
        
        <dd>
        
      
        <dt id="CONDISP">CONDISP
        
        <dd>
        
      
        <dt id="DISPPARM">DISPPARM
        
        <dd>
        
      
        <dt id="EOL">EOL
        
        <dd>
        
      
        <dt id="EXTENDED_INITIAL_NAME">EXTENDED_INITIAL_NAME
        
        <dd>
        
      
        <dt id="EXTENDED_INITIAL_PARAMETER">EXTENDED_INITIAL_PARAMETER
        
        <dd>
        
      
        <dt id="EXTENDED_INITIAL_VALUE">EXTENDED_INITIAL_VALUE
        
        <dd>
        
      
        <dt id="EXTENDED_OTHER_NAME">EXTENDED_OTHER_NAME
        
        <dd>
        
      
        <dt id="EXTENDED_OTHER_PARAMETER">EXTENDED_OTHER_PARAMETER
        
        <dd>
        
      
        <dt id="EXTENDED_OTHER_VALUE">EXTENDED_OTHER_VALUE
        
        <dd>
        
      
        <dt id="EXTENDED_PARAMETER">EXTENDED_PARAMETER
        
        <dd>
        
      
        <dt id="MULTIPART">MULTIPART
        
        <dd>
        
      
        <dt id="MULTIPART_BOUNDARY">MULTIPART_BOUNDARY
        
        <dd>
        
      
        <dt id="MULTIPART_CONTENT_DISPOSITION">MULTIPART_CONTENT_DISPOSITION
        
        <dd>
        
      
        <dt id="MULTIPART_CONTENT_ID">MULTIPART_CONTENT_ID
        
        <dd>
        
      
        <dt id="MULTIPART_CONTENT_TYPE">MULTIPART_CONTENT_TYPE
        
        <dd>
        
      
        <dt id="REGULAR_PARAMETER">REGULAR_PARAMETER
        
        <dd>
        
      
        <dt id="REGULAR_PARAMETER_NAME">REGULAR_PARAMETER_NAME
        
        <dd>
        
      
        <dt id="RFC2183">RFC2183
        
        <dd>
        
      
        <dt id="SECTION">SECTION
        
        <dd>
        
      
        <dt id="TOKEN">TOKEN
        
        <dd>
        
      
        <dt id="VALUE">VALUE
        
        <dd>
        
      
      </dl>
    </section>

<section id="public-class-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Class Methods</h3>
       </header>

<div id="method-c-build_multipart" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">build_multipart</span><span
            class="method-args">(params, first = true)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>

<div class="method-source-code" id="build_multipart-source">
            <pre><span class="ruby-comment"># File lib/rack/multipart.rb, line 58</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">build_multipart</span>(<span class="ruby-identifier">params</span>, <span class="ruby-identifier">first</span> = <span class="ruby-keyword">true</span>)
  <span class="ruby-constant">Generator</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">params</span>, <span class="ruby-identifier">first</span>).<span class="ruby-identifier">dump</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

</div>

<div id="method-c-extract_multipart" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">extract_multipart</span><span
            class="method-args">(req, params = Rack::Utils.default_query_parser)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>

<div class="method-source-code" id="extract_multipart-source">
            <pre><span class="ruby-comment"># File lib/rack/multipart.rb, line 44</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">extract_multipart</span>(<span class="ruby-identifier">req</span>, <span class="ruby-identifier">params</span> = <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Utils</span>.<span class="ruby-identifier">default_query_parser</span>)
  <span class="ruby-identifier">io</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">get_header</span>(<span class="ruby-constant">RACK_INPUT</span>)
  <span class="ruby-identifier">io</span>.<span class="ruby-identifier">rewind</span>
  <span class="ruby-identifier">content_length</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">content_length</span>
  <span class="ruby-identifier">content_length</span> = <span class="ruby-identifier">content_length</span>.<span class="ruby-identifier">to_i</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">content_length</span>

<span class="ruby-identifier">tempfile</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">get_header</span>(<span class="ruby-constant">RACK_MULTIPART_TEMPFILE_FACTORY</span>) <span class="ruby-operator">||</span> <span class="ruby-constant">Parser</span><span class="ruby-operator">::</span><span class="ruby-constant">TEMPFILE_FACTORY</span>
  <span class="ruby-identifier">bufsize</span> = <span class="ruby-identifier">req</span>.<span class="ruby-identifier">get_header</span>(<span class="ruby-constant">RACK_MULTIPART_BUFFER_SIZE</span>) <span class="ruby-operator">||</span> <span class="ruby-constant">Parser</span><span class="ruby-operator">::</span><span class="ruby-constant">BUFSIZE</span>

<span class="ruby-identifier">info</span> = <span class="ruby-constant">Parser</span>.<span class="ruby-identifier">parse</span> <span class="ruby-identifier">io</span>, <span class="ruby-identifier">content_length</span>, <span class="ruby-identifier">req</span>.<span class="ruby-identifier">get_header</span>(<span class="ruby-string">&#39;CONTENT_TYPE&#39;</span>), <span class="ruby-identifier">tempfile</span>, <span class="ruby-identifier">bufsize</span>, <span class="ruby-identifier">params</span>
  <span class="ruby-identifier">req</span>.<span class="ruby-identifier">set_header</span>(<span class="ruby-constant">RACK_TEMPFILES</span>, <span class="ruby-identifier">info</span>.<span class="ruby-identifier">tmp_files</span>)
  <span class="ruby-identifier">info</span>.<span class="ruby-identifier">params</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

</div>

<div id="method-c-parse_multipart" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">parse_multipart</span><span
            class="method-args">(env, params = Rack::Utils.default_query_parser)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>

<div class="method-source-code" id="parse_multipart-source">
            <pre><span class="ruby-comment"># File lib/rack/multipart.rb, line 40</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">parse_multipart</span>(<span class="ruby-identifier">env</span>, <span class="ruby-identifier">params</span> = <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Utils</span>.<span class="ruby-identifier">default_query_parser</span>)
  <span class="ruby-identifier">extract_multipart</span> <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Request</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">env</span>), <span class="ruby-identifier">params</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

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