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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a><span class='hs-comment'>{-# LANGUAGE OverloadedStrings #-}</span>
<a name="line-3"></a><span class='hs-comment'>-- | Some helpers for parsing data out of a raw WAI 'Request'.</span>
<a name="line-4"></a>
<a name="line-5"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>Wai</span><span class='hs-varop'>.</span><span class='hs-conid'>Parse</span>
<a name="line-6"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>parseHttpAccept</span>
<a name="line-7"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>parseRequestBody</span>
<a name="line-8"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Sink</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-9"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>lbsSink</span>
<a name="line-10"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>tempFileSink</span>
<a name="line-11"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Param</span>
<a name="line-12"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>File</span>
<a name="line-13"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>FileInfo</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-14"></a><span class='hs-cpp'>#if TEST</span>
<a name="line-15"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Bound</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>findBound</span>
<a name="line-17"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkTillBound</span>
<a name="line-18"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>killCR</span>
<a name="line-19"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>killCRLF</span>
<a name="line-20"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>takeLine</span>
<a name="line-21"></a><span class='hs-cpp'>#endif</span>
<a name="line-22"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-23"></a>
<a name="line-24"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S</span>
<a name="line-25"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Lazy</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>L</span>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Char8</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S8</span>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Word</span> <span class='hs-layout'>(</span><span class='hs-conid'>Word8</span><span class='hs-layout'>)</span>
<a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Bits</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromMaybe</span><span class='hs-layout'>)</span>
<a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <span class='hs-layout'>(</span><span class='hs-varid'>sortBy</span><span class='hs-layout'>)</span>
<a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Function</span> <span class='hs-layout'>(</span><span class='hs-varid'>on</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Directory</span> <span class='hs-layout'>(</span><span class='hs-varid'>removeFile</span><span class='hs-layout'>,</span> <span class='hs-varid'>getTemporaryDirectory</span><span class='hs-layout'>)</span>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-varid'>hClose</span><span class='hs-layout'>,</span> <span class='hs-varid'>openBinaryTempFile</span><span class='hs-layout'>,</span> <span class='hs-conid'>Handle</span><span class='hs-layout'>)</span>
<a name="line-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>Wai</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span> <span class='hs-layout'>(</span><span class='hs-conid'>Iteratee</span><span class='hs-layout'>,</span> <span class='hs-varid'>yield</span><span class='hs-layout'>)</span>
<a name="line-36"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>E</span>
<a name="line-37"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>EL</span>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftIO</span><span class='hs-layout'>)</span>
<a name="line-39"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>HTTP</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>H</span>
<a name="line-40"></a>
<a name="line-41"></a><a name="uncons"></a><span class='hs-definition'>uncons</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Word8</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-42"></a><span class='hs-definition'>uncons</span> <span class='hs-varid'>s</span>
<a name="line-43"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-44"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tail</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span>
<a name="line-45"></a>
<a name="line-46"></a><a name="breakDiscard"></a><span class='hs-definition'>breakDiscard</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-47"></a><span class='hs-definition'>breakDiscard</span> <span class='hs-varid'>w</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span>
<a name="line-48"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>break</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-varid'>s</span>
<a name="line-49"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-num'>1</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span>
<a name="line-50"></a>
<a name="line-51"></a><a name="qsDecode"></a><span class='hs-definition'>qsDecode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-52"></a><span class='hs-definition'>qsDecode</span> <span class='hs-varid'>z</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>unfoldrN</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>z</span><span class='hs-layout'>)</span> <span class='hs-varid'>go</span> <span class='hs-varid'>z</span>
<a name="line-53"></a> <span class='hs-keyword'>where</span>
<a name="line-54"></a> <span class='hs-varid'>go</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span>
<a name="line-55"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>uncons</span> <span class='hs-varid'>bs</span> <span class='hs-keyword'>of</span>
<a name="line-56"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Nothing</span>
<a name="line-57"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-num'>43</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-num'>32</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- plus to space</span>
<a name="line-58"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-num'>37</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-layout'>(</span><span class='hs-num'>37</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span> <span class='hs-comment'>-- percent</span>
<a name="line-59"></a> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>uncons</span> <span class='hs-varid'>ws</span>
<a name="line-60"></a> <span class='hs-varid'>x'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>hexVal</span> <span class='hs-varid'>x</span>
<a name="line-61"></a> <span class='hs-layout'>(</span><span class='hs-varid'>y</span><span class='hs-layout'>,</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>uncons</span> <span class='hs-varid'>xs</span>
<a name="line-62"></a> <span class='hs-varid'>y'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>hexVal</span> <span class='hs-varid'>y</span>
<a name="line-63"></a> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-layout'>(</span><span class='hs-varid'>combine</span> <span class='hs-varid'>x'</span> <span class='hs-varid'>y'</span><span class='hs-layout'>,</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span>
<a name="line-64"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span>
<a name="line-65"></a> <span class='hs-varid'>hexVal</span> <span class='hs-varid'>w</span>
<a name="line-66"></a> <span class='hs-keyglyph'>|</span> <span class='hs-num'>48</span> <span class='hs-varop'><=</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>w</span> <span class='hs-varop'><=</span> <span class='hs-num'>57</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>w</span> <span class='hs-comment'>-</span> <span class='hs-num'>48</span> <span class='hs-comment'>-- 0 - 9</span>
<a name="line-67"></a> <span class='hs-keyglyph'>|</span> <span class='hs-num'>65</span> <span class='hs-varop'><=</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>w</span> <span class='hs-varop'><=</span> <span class='hs-num'>70</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>w</span> <span class='hs-comment'>-</span> <span class='hs-num'>55</span> <span class='hs-comment'>-- A - F</span>
<a name="line-68"></a> <span class='hs-keyglyph'>|</span> <span class='hs-num'>97</span> <span class='hs-varop'><=</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>w</span> <span class='hs-varop'><=</span> <span class='hs-num'>102</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>w</span> <span class='hs-comment'>-</span> <span class='hs-num'>87</span> <span class='hs-comment'>-- a - f</span>
<a name="line-69"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-70"></a> <span class='hs-varid'>combine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Word8</span>
<a name="line-71"></a> <span class='hs-varid'>combine</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>shiftL</span> <span class='hs-varid'>a</span> <span class='hs-num'>4</span> <span class='hs-varop'>.|.</span> <span class='hs-varid'>b</span>
<a name="line-72"></a>
<a name="line-73"></a><a name="parseHttpAccept"></a><span class='hs-comment'>-- | Parse the HTTP accept string to determine supported content types.</span>
<a name="line-74"></a><span class='hs-definition'>parseHttpAccept</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-keyglyph'>]</span>
<a name="line-75"></a><span class='hs-definition'>parseHttpAccept</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>fst</span>
<a name="line-76"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-varid'>rcompare</span> <span class='hs-varop'>`on`</span> <span class='hs-varid'>snd</span><span class='hs-layout'>)</span>
<a name="line-77"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-varid'>grabQ</span>
<a name="line-78"></a> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>split</span> <span class='hs-num'>44</span> <span class='hs-comment'>-- comma</span>
<a name="line-79"></a> <span class='hs-keyword'>where</span>
<a name="line-80"></a> <span class='hs-varid'>rcompare</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Double</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Double</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Ordering</span>
<a name="line-81"></a> <span class='hs-varid'>rcompare</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>flip</span> <span class='hs-varid'>compare</span>
<a name="line-82"></a> <span class='hs-varid'>grabQ</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span>
<a name="line-83"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>q</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>breakDiscard</span> <span class='hs-num'>59</span> <span class='hs-varid'>s</span> <span class='hs-comment'>-- semicolon</span>
<a name="line-84"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>q'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>breakDiscard</span> <span class='hs-num'>61</span> <span class='hs-varid'>q</span> <span class='hs-comment'>-- equals sign</span>
<a name="line-85"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>trimWhite</span> <span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>readQ</span> <span class='hs-varop'>$</span> <span class='hs-varid'>trimWhite</span> <span class='hs-varid'>q'</span><span class='hs-layout'>)</span>
<a name="line-86"></a> <span class='hs-varid'>readQ</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>reads</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span>
<a name="line-87"></a> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>x</span>
<a name="line-88"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>1.0</span>
<a name="line-89"></a> <span class='hs-varid'>trimWhite</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-num'>32</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- space</span>
<a name="line-90"></a>
<a name="line-91"></a><a name="Sink"></a><span class='hs-comment'>-- | A destination for data, the opposite of a 'Source'.</span>
<a name="line-92"></a><a name="Sink"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Sink</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Sink</span>
<a name="line-93"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>sinkInit</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-varid'>x</span>
<a name="line-94"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkAppend</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>x</span>
<a name="line-95"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkClose</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>y</span>
<a name="line-96"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkFinalize</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-97"></a> <span class='hs-layout'>}</span>
<a name="line-98"></a>
<a name="line-99"></a><a name="lbsSink"></a><span class='hs-definition'>lbsSink</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Sink</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-conid'>L</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-100"></a><span class='hs-definition'>lbsSink</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Sink</span>
<a name="line-101"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>sinkInit</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-varid'>id</span>
<a name="line-102"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkAppend</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>front</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>front</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span> <span class='hs-varid'>bs</span>
<a name="line-103"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkClose</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>front</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>L</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varop'>$</span> <span class='hs-varid'>front</span> <span class='hs-conid'>[]</span>
<a name="line-104"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkFinalize</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-105"></a> <span class='hs-layout'>}</span>
<a name="line-106"></a>
<a name="line-107"></a><a name="tempFileSink"></a><span class='hs-definition'>tempFileSink</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Sink</span> <span class='hs-layout'>(</span><span class='hs-conid'>FilePath</span><span class='hs-layout'>,</span> <span class='hs-conid'>Handle</span><span class='hs-layout'>)</span> <span class='hs-conid'>FilePath</span>
<a name="line-108"></a><span class='hs-definition'>tempFileSink</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Sink</span>
<a name="line-109"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>sinkInit</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-110"></a> <span class='hs-varid'>tempDir</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getTemporaryDirectory</span>
<a name="line-111"></a> <span class='hs-varid'>openBinaryTempFile</span> <span class='hs-varid'>tempDir</span> <span class='hs-str'>"webenc.buf"</span>
<a name="line-112"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkAppend</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>fp</span><span class='hs-layout'>,</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>hPut</span> <span class='hs-varid'>h</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>fp</span><span class='hs-layout'>,</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span>
<a name="line-113"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkClose</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>fp</span><span class='hs-layout'>,</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-114"></a> <span class='hs-varid'>hClose</span> <span class='hs-varid'>h</span>
<a name="line-115"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>fp</span>
<a name="line-116"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sinkFinalize</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>fp</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>removeFile</span> <span class='hs-varid'>fp</span>
<a name="line-117"></a> <span class='hs-layout'>}</span>
<a name="line-118"></a>
<a name="line-119"></a><a name="FileInfo"></a><span class='hs-comment'>-- | Information on an uploaded file.</span>
<a name="line-120"></a><a name="FileInfo"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>FileInfo</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>FileInfo</span>
<a name="line-121"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>fileName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-122"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>fileContentType</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-123"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>fileContent</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>c</span>
<a name="line-124"></a> <span class='hs-layout'>}</span>
<a name="line-125"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-126"></a>
<a name="line-127"></a><a name="Param"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Param</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-128"></a><a name="File"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>File</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>FileInfo</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span>
<a name="line-129"></a>
<a name="line-130"></a><a name="parseRequestBody"></a><span class='hs-definition'>parseRequestBody</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Sink</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span>
<a name="line-131"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Request</span>
<a name="line-132"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>Param</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>File</span> <span class='hs-varid'>y</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-133"></a><span class='hs-definition'>parseRequestBody</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>req</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-134"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>ctype</span> <span class='hs-keyword'>of</span>
<a name="line-135"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-136"></a> <span class='hs-conid'>Just</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-comment'>-- url-encoded</span>
<a name="line-137"></a> <span class='hs-comment'>-- NOTE: in general, url-encoded data will be in a single chunk.</span>
<a name="line-138"></a> <span class='hs-comment'>-- Therefore, I'm optimizing for the usual case by sticking with</span>
<a name="line-139"></a> <span class='hs-comment'>-- strict byte strings here.</span>
<a name="line-140"></a> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>consume</span>
<a name="line-141"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>H</span><span class='hs-varop'>.</span><span class='hs-varid'>parseSimpleQuery</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>concat</span> <span class='hs-varid'>bs</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-142"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>bound</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-comment'>-- multi-part</span>
<a name="line-143"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>bound''</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"--"</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span><span class='hs-varop'>`</span> <span class='hs-varid'>bound</span>
<a name="line-144"></a> <span class='hs-keyword'>in</span> <span class='hs-varid'>parsePieces</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>bound''</span>
<a name="line-145"></a> <span class='hs-keyword'>where</span>
<a name="line-146"></a> <span class='hs-varid'>urlenc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"application/x-www-form-urlencoded"</span>
<a name="line-147"></a> <span class='hs-varid'>formBound</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"multipart/form-data;"</span>
<a name="line-148"></a> <span class='hs-varid'>bound'</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"boundary="</span>
<a name="line-149"></a> <span class='hs-varid'>boundary</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span>
<a name="line-150"></a> <span class='hs-keyword'>if</span> <span class='hs-str'>"multipart/form-data;"</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>isPrefixOf</span><span class='hs-varop'>`</span> <span class='hs-varid'>s</span>
<a name="line-151"></a> <span class='hs-keyword'>then</span>
<a name="line-152"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>s'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-num'>32</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>formBound</span><span class='hs-layout'>)</span> <span class='hs-varid'>s</span>
<a name="line-153"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>bound'</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>isPrefixOf</span><span class='hs-varop'>`</span> <span class='hs-varid'>s'</span>
<a name="line-154"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bound'</span><span class='hs-layout'>)</span> <span class='hs-varid'>s'</span>
<a name="line-155"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>Nothing</span>
<a name="line-156"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>Nothing</span>
<a name="line-157"></a> <span class='hs-varid'>ctype</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-158"></a> <span class='hs-varid'>ctype'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>lookup</span> <span class='hs-str'>"Content-Type"</span> <span class='hs-varop'>$</span> <span class='hs-varid'>requestHeaders</span> <span class='hs-varid'>req</span>
<a name="line-159"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>urlenc</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>isPrefixOf</span><span class='hs-varop'>`</span> <span class='hs-varid'>ctype'</span>
<a name="line-160"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Just</span> <span class='hs-conid'>Nothing</span>
<a name="line-161"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>boundary</span> <span class='hs-varid'>ctype'</span> <span class='hs-keyword'>of</span>
<a name="line-162"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>x</span>
<a name="line-163"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Nothing</span>
<a name="line-164"></a>
<a name="line-165"></a><a name="takeLine"></a><span class='hs-definition'>takeLine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-166"></a><span class='hs-definition'>takeLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-167"></a> <span class='hs-varid'>mbs</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span>
<a name="line-168"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbs</span> <span class='hs-keyword'>of</span>
<a name="line-169"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-170"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>-></span>
<a name="line-171"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>break</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-num'>10</span><span class='hs-layout'>)</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-- LF</span>
<a name="line-172"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>y</span>
<a name="line-173"></a> <span class='hs-keyword'>then</span> <span class='hs-keyword'>do</span>
<a name="line-174"></a> <span class='hs-varid'>x'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>takeLine</span>
<a name="line-175"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>x'</span> <span class='hs-keyword'>of</span>
<a name="line-176"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>killCR</span> <span class='hs-varid'>x</span>
<a name="line-177"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>x''</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>killCR</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>x</span> <span class='hs-varid'>x''</span>
<a name="line-178"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>do</span>
<a name="line-179"></a> <span class='hs-conid'>E</span><span class='hs-varop'>.</span><span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-varop'>$</span> <span class='hs-conid'>E</span><span class='hs-varop'>.</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-num'>1</span> <span class='hs-varid'>y</span><span class='hs-keyglyph'>]</span>
<a name="line-180"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>killCR</span> <span class='hs-varid'>x</span>
<a name="line-181"></a>
<a name="line-182"></a><a name="takeLines"></a><span class='hs-definition'>takeLines</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-keyglyph'>]</span>
<a name="line-183"></a><span class='hs-definition'>takeLines</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-184"></a> <span class='hs-varid'>res</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>takeLine</span>
<a name="line-185"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>res</span> <span class='hs-keyword'>of</span>
<a name="line-186"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>[]</span>
<a name="line-187"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>l</span>
<a name="line-188"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>l</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>[]</span>
<a name="line-189"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-190"></a> <span class='hs-varid'>ls</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>takeLines</span>
<a name="line-191"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>l</span> <span class='hs-conop'>:</span> <span class='hs-varid'>ls</span>
<a name="line-192"></a>
<a name="line-193"></a><a name="parsePieces"></a><span class='hs-definition'>parsePieces</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Sink</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-194"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>Param</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>File</span> <span class='hs-varid'>y</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-195"></a><span class='hs-definition'>parsePieces</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>bound</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-196"></a> <span class='hs-sel'>_boundLine</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>takeLine</span>
<a name="line-197"></a> <span class='hs-varid'>res'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>takeLines</span>
<a name="line-198"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>res'</span> <span class='hs-keyword'>of</span>
<a name="line-199"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-200"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-201"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ls'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>parsePair</span> <span class='hs-varid'>res'</span>
<a name="line-202"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-203"></a> <span class='hs-varid'>cd</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>lookup</span> <span class='hs-varid'>contDisp</span> <span class='hs-varid'>ls'</span>
<a name="line-204"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ct</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookup</span> <span class='hs-varid'>contType</span> <span class='hs-varid'>ls'</span>
<a name="line-205"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>attrs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>parseAttrs</span> <span class='hs-varid'>cd</span>
<a name="line-206"></a> <span class='hs-varid'>name</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>lookup</span> <span class='hs-str'>"name"</span> <span class='hs-varid'>attrs</span>
<a name="line-207"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>ct</span><span class='hs-layout'>,</span> <span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-varid'>lookup</span> <span class='hs-str'>"filename"</span> <span class='hs-varid'>attrs</span><span class='hs-layout'>)</span>
<a name="line-208"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-209"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>mct</span><span class='hs-layout'>,</span> <span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>filename</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-210"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ct</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-str'>"application/octet-stream"</span> <span class='hs-varid'>mct</span>
<a name="line-211"></a> <span class='hs-varid'>seed</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>sinkInit</span> <span class='hs-varid'>sink</span>
<a name="line-212"></a> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-varid'>wasFound</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-213"></a> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-layout'>(</span><span class='hs-varid'>sinkAppend</span> <span class='hs-varid'>sink</span><span class='hs-layout'>)</span> <span class='hs-varid'>seed</span>
<a name="line-214"></a> <span class='hs-varid'>y</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>sinkClose</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>seed'</span>
<a name="line-215"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>fi</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>FileInfo</span> <span class='hs-varid'>filename</span> <span class='hs-varid'>ct</span> <span class='hs-varid'>y</span>
<a name="line-216"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>y'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-varid'>fi</span><span class='hs-layout'>)</span>
<a name="line-217"></a> <span class='hs-layout'>(</span><span class='hs-varid'>xs</span><span class='hs-layout'>,</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-218"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>wasFound</span>
<a name="line-219"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>parsePieces</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>bound</span>
<a name="line-220"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-221"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>xs</span><span class='hs-layout'>,</span> <span class='hs-varid'>y'</span> <span class='hs-conop'>:</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span>
<a name="line-222"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-sel'>_ct</span><span class='hs-layout'>,</span> <span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-223"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>seed</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>id</span>
<a name="line-224"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>front</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>front</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span> <span class='hs-varid'>bs</span>
<a name="line-225"></a> <span class='hs-layout'>(</span><span class='hs-varid'>front</span><span class='hs-layout'>,</span> <span class='hs-varid'>wasFound</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-226"></a> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span>
<a name="line-227"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>concat</span> <span class='hs-varop'>$</span> <span class='hs-varid'>front</span> <span class='hs-conid'>[]</span>
<a name="line-228"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>x'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-varid'>qsDecode</span> <span class='hs-varid'>bs</span><span class='hs-layout'>)</span>
<a name="line-229"></a> <span class='hs-layout'>(</span><span class='hs-varid'>xs</span><span class='hs-layout'>,</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-230"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>wasFound</span>
<a name="line-231"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>parsePieces</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>bound</span>
<a name="line-232"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-233"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>x'</span> <span class='hs-conop'>:</span> <span class='hs-varid'>xs</span><span class='hs-layout'>,</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span>
<a name="line-234"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-235"></a> <span class='hs-comment'>-- ignore this part</span>
<a name="line-236"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>seed</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>()</span>
<a name="line-237"></a> <span class='hs-varid'>iter</span> <span class='hs-conid'>()</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-238"></a> <span class='hs-layout'>(</span><span class='hs-conid'>()</span><span class='hs-layout'>,</span> <span class='hs-varid'>wasFound</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span>
<a name="line-239"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>wasFound</span>
<a name="line-240"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>parsePieces</span> <span class='hs-varid'>sink</span> <span class='hs-varid'>bound</span>
<a name="line-241"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-242"></a> <span class='hs-keyword'>where</span>
<a name="line-243"></a> <span class='hs-varid'>contDisp</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"Content-Disposition"</span>
<a name="line-244"></a> <span class='hs-varid'>contType</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"Content-Type"</span>
<a name="line-245"></a> <span class='hs-varid'>parsePair</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span>
<a name="line-246"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>breakDiscard</span> <span class='hs-num'>58</span> <span class='hs-varid'>s</span> <span class='hs-comment'>-- colon</span>
<a name="line-247"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-num'>32</span><span class='hs-layout'>)</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- space</span>
<a name="line-248"></a>
<a name="line-249"></a><a name="Bound"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Bound</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>FoundBound</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-250"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>NoBound</span>
<a name="line-251"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PartialBound</span>
<a name="line-252"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-253"></a>
<a name="line-254"></a><a name="findBound"></a><span class='hs-definition'>findBound</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bound</span>
<a name="line-255"></a><span class='hs-definition'>findBound</span> <span class='hs-varid'>b</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>go</span> <span class='hs-keyglyph'>[</span><span class='hs-num'>0</span><span class='hs-keyglyph'>..</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-keyglyph'>]</span>
<a name="line-256"></a> <span class='hs-keyword'>where</span>
<a name="line-257"></a> <span class='hs-varid'>go</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NoBound</span>
<a name="line-258"></a> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-conop'>:</span><span class='hs-varid'>is</span><span class='hs-layout'>)</span>
<a name="line-259"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>mismatch</span> <span class='hs-keyglyph'>[</span><span class='hs-num'>0</span><span class='hs-keyglyph'>..</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>b</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>i</span><span class='hs-keyglyph'>..</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>go</span> <span class='hs-varid'>is</span>
<a name="line-260"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span>
<a name="line-261"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>endI</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>i</span> <span class='hs-varop'>+</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>b</span>
<a name="line-262"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>endI</span> <span class='hs-varop'>></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bs</span>
<a name="line-263"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>PartialBound</span>
<a name="line-264"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>FoundBound</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>take</span> <span class='hs-varid'>i</span> <span class='hs-varid'>bs</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-varid'>endI</span> <span class='hs-varid'>bs</span><span class='hs-layout'>)</span>
<a name="line-265"></a> <span class='hs-varid'>mismatch</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-266"></a> <span class='hs-varid'>mismatch</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-267"></a> <span class='hs-varid'>mismatch</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>y</span><span class='hs-conop'>:</span><span class='hs-varid'>ys</span><span class='hs-layout'>)</span>
<a name="line-268"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>b</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bs</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mismatch</span> <span class='hs-varid'>xs</span> <span class='hs-varid'>ys</span>
<a name="line-269"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-270"></a>
<a name="line-271"></a><a name="sinkTillBound"></a><span class='hs-definition'>sinkTillBound</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-272"></a> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-273"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>x</span>
<a name="line-274"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span>
<a name="line-275"></a><span class='hs-definition'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-276"></a> <span class='hs-varid'>mbs</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span>
<a name="line-277"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbs</span> <span class='hs-keyword'>of</span>
<a name="line-278"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>seed</span><span class='hs-layout'>,</span> <span class='hs-conid'>False</span><span class='hs-layout'>)</span>
<a name="line-279"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>go</span> <span class='hs-varid'>bs</span>
<a name="line-280"></a> <span class='hs-keyword'>where</span>
<a name="line-281"></a> <span class='hs-varid'>go</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span>
<a name="line-282"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>findBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>bs</span> <span class='hs-keyword'>of</span>
<a name="line-283"></a> <span class='hs-conid'>FoundBound</span> <span class='hs-varid'>before</span> <span class='hs-varid'>after</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-284"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>before'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>killCRLF</span> <span class='hs-varid'>before</span>
<a name="line-285"></a> <span class='hs-varid'>seed'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-varid'>before'</span>
<a name="line-286"></a> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-varop'>$</span> <span class='hs-conid'>E</span><span class='hs-varop'>.</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>after</span><span class='hs-keyglyph'>]</span>
<a name="line-287"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-conid'>True</span><span class='hs-layout'>)</span>
<a name="line-288"></a> <span class='hs-conid'>PartialBound</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-289"></a> <span class='hs-varid'>mbs</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span>
<a name="line-290"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbs</span> <span class='hs-keyword'>of</span>
<a name="line-291"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-292"></a> <span class='hs-varid'>seed'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-varid'>bs</span>
<a name="line-293"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-conid'>False</span><span class='hs-layout'>)</span>
<a name="line-294"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>bs2</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-295"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>bs'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span><span class='hs-varop'>`</span> <span class='hs-varid'>bs2</span>
<a name="line-296"></a> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-varop'>$</span> <span class='hs-conid'>E</span><span class='hs-varop'>.</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>bs'</span><span class='hs-keyglyph'>]</span>
<a name="line-297"></a> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span>
<a name="line-298"></a> <span class='hs-conid'>NoBound</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-299"></a> <span class='hs-varid'>mbs</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span>
<a name="line-300"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbs</span> <span class='hs-keyword'>of</span>
<a name="line-301"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-302"></a> <span class='hs-varid'>seed'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-varid'>bs</span>
<a name="line-303"></a> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed'</span>
<a name="line-304"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>bs'</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-305"></a> <span class='hs-comment'>-- this funny bit is to catch when there's a</span>
<a name="line-306"></a> <span class='hs-comment'>-- newline at the end of the previous chunk</span>
<a name="line-307"></a> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-varid'>bs''</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-308"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>not</span> <span class='hs-layout'>(</span><span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>bs</span><span class='hs-layout'>)</span> <span class='hs-varop'>&&</span> <span class='hs-conid'>S8</span><span class='hs-varop'>.</span><span class='hs-varid'>last</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>`elem`</span> <span class='hs-str'>"\n\r"</span>
<a name="line-309"></a> <span class='hs-keyword'>then</span> <span class='hs-keyword'>do</span>
<a name="line-310"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>front</span><span class='hs-layout'>,</span> <span class='hs-varid'>back</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-311"></a> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-</span> <span class='hs-num'>2</span><span class='hs-layout'>)</span> <span class='hs-varid'>bs</span>
<a name="line-312"></a> <span class='hs-varid'>seed'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-varid'>front</span>
<a name="line-313"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-varid'>back</span> <span class='hs-varop'>`</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span><span class='hs-varop'>`</span> <span class='hs-varid'>bs'</span><span class='hs-layout'>)</span>
<a name="line-314"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>do</span>
<a name="line-315"></a> <span class='hs-varid'>seed'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>liftIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed</span> <span class='hs-varid'>bs</span>
<a name="line-316"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>seed'</span><span class='hs-layout'>,</span> <span class='hs-varid'>bs'</span><span class='hs-layout'>)</span>
<a name="line-317"></a> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-varop'>$</span> <span class='hs-conid'>E</span><span class='hs-varop'>.</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>bs''</span><span class='hs-keyglyph'>]</span>
<a name="line-318"></a> <span class='hs-varid'>sinkTillBound</span> <span class='hs-varid'>bound</span> <span class='hs-varid'>iter</span> <span class='hs-varid'>seed'</span>
<a name="line-319"></a> <span class='hs-comment'>{-
<a name="line-320"></a> NoBound -> do
<a name="line-321"></a> case msrc of
<a name="line-322"></a> Just (bs', src') -> do
<a name="line-323"></a> -}</span>
<a name="line-324"></a>
<a name="line-325"></a><a name="parseAttrs"></a><span class='hs-definition'>parseAttrs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-326"></a><span class='hs-definition'>parseAttrs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>go</span> <span class='hs-varop'>.</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>split</span> <span class='hs-num'>59</span> <span class='hs-comment'>-- semicolon</span>
<a name="line-327"></a> <span class='hs-keyword'>where</span>
<a name="line-328"></a> <span class='hs-varid'>tw</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-num'>32</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- space</span>
<a name="line-329"></a> <span class='hs-varid'>dq</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>s</span> <span class='hs-varop'>></span> <span class='hs-num'>2</span> <span class='hs-varop'>&&</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-varid'>s</span> <span class='hs-varop'>==</span> <span class='hs-num'>34</span> <span class='hs-varop'>&&</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>last</span> <span class='hs-varid'>s</span> <span class='hs-varop'>==</span> <span class='hs-num'>34</span> <span class='hs-comment'>-- quote</span>
<a name="line-330"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>tail</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>init</span> <span class='hs-varid'>s</span>
<a name="line-331"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>s</span>
<a name="line-332"></a> <span class='hs-varid'>go</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span>
<a name="line-333"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>breakDiscard</span> <span class='hs-num'>61</span> <span class='hs-varid'>s</span> <span class='hs-comment'>-- equals sign</span>
<a name="line-334"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>tw</span> <span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-varid'>dq</span> <span class='hs-varop'>$</span> <span class='hs-varid'>tw</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span>
<a name="line-335"></a>
<a name="line-336"></a><a name="killCRLF"></a><span class='hs-definition'>killCRLF</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-337"></a><span class='hs-definition'>killCRLF</span> <span class='hs-varid'>bs</span>
<a name="line-338"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>||</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>last</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>/=</span> <span class='hs-num'>10</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-- line feed</span>
<a name="line-339"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>killCR</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>init</span> <span class='hs-varid'>bs</span>
<a name="line-340"></a>
<a name="line-341"></a><a name="killCR"></a><span class='hs-definition'>killCR</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-342"></a><span class='hs-definition'>killCR</span> <span class='hs-varid'>bs</span>
<a name="line-343"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>||</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>last</span> <span class='hs-varid'>bs</span> <span class='hs-varop'>/=</span> <span class='hs-num'>13</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>bs</span> <span class='hs-comment'>-- carriage return</span>
<a name="line-344"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>init</span> <span class='hs-varid'>bs</span>
</pre></body>
</html>
