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<section id='main' class="content"><h1 class='fqn'><span class='in-band'>Function <a href='index.html'>mailparse</a>::<wbr><a class="fn" href=''>parse_content_type</a></span><span class='out-of-band'><span id='render-detail'>
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</span><a class='srclink' href='../src/mailparse/lib.rs.html#554-566' title='goto source code'>[src]</a></span></h1><pre class='rust fn'>pub fn parse_content_type(header: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="struct" href="../mailparse/struct.ParsedContentType.html" title="struct mailparse::ParsedContentType">ParsedContentType</a></pre><div class='docblock'><p>Helper method to parse a header value as a Content-Type header. Note that
the returned object's <code>params</code> map will contain a charset key if a charset
was explicitly specified in the header; otherwise the <code>params</code> map will not
contain a charset key. Regardless, the <code>charset</code> field will contain a
charset - either the one explicitly specified or the default of "us-ascii".</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">mailparse</span>::{<span class="ident">parse_header</span>, <span class="ident">parse_content_type</span>};
<span class="kw">let</span> (<span class="ident">parsed</span>, <span class="kw">_</span>) <span class="op">=</span> <span class="ident">parse_header</span>(
<span class="string">b"Content-Type: text/html; charset=foo; boundary=\"quotes_are_removed\""</span>)
.<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">ctype</span> <span class="op">=</span> <span class="ident">parse_content_type</span>(<span class="kw-2">&</span><span class="ident">parsed</span>.<span class="ident">get_value</span>().<span class="ident">unwrap</span>());
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">mimetype</span>, <span class="string">"text/html"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">charset</span>, <span class="string">"foo"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">params</span>.<span class="ident">get</span>(<span class="string">"boundary"</span>), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="string">"quotes_are_removed"</span>.<span class="ident">to_string</span>()));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">params</span>.<span class="ident">get</span>(<span class="string">"charset"</span>), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="string">"foo"</span>.<span class="ident">to_string</span>()));</pre>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">mailparse</span>::{<span class="ident">parse_header</span>, <span class="ident">parse_content_type</span>};
<span class="kw">let</span> (<span class="ident">parsed</span>, <span class="kw">_</span>) <span class="op">=</span> <span class="ident">parse_header</span>(<span class="string">b"Content-Type: bogus"</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">ctype</span> <span class="op">=</span> <span class="ident">parse_content_type</span>(<span class="kw-2">&</span><span class="ident">parsed</span>.<span class="ident">get_value</span>().<span class="ident">unwrap</span>());
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">mimetype</span>, <span class="string">"bogus"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">charset</span>, <span class="string">"us-ascii"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">params</span>.<span class="ident">get</span>(<span class="string">"boundary"</span>), <span class="prelude-val">None</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">params</span>.<span class="ident">get</span>(<span class="string">"charset"</span>), <span class="prelude-val">None</span>);</pre>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">mailparse</span>::{<span class="ident">parse_header</span>, <span class="ident">parse_content_type</span>};
<span class="kw">let</span> (<span class="ident">parsed</span>, <span class="kw">_</span>) <span class="op">=</span> <span class="ident">parse_header</span>(<span class="string">br#"Content-Type: application/octet-stream;name="=?utf8?B?6L+O5ai255m95a+M576O?=";charset="utf8""#</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">ctype</span> <span class="op">=</span> <span class="ident">parse_content_type</span>(<span class="kw-2">&</span><span class="ident">parsed</span>.<span class="ident">get_value</span>().<span class="ident">unwrap</span>());
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">mimetype</span>, <span class="string">"application/octet-stream"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ctype</span>.<span class="ident">charset</span>, <span class="string">"utf8"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class=&quo
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