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<title>Yesod/Dispatch.hs</title>
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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE TemplateHaskell #-}</span>
<a name="line-2"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-3"></a><span class='hs-comment'>{-# LANGUAGE OverloadedStrings #-}</span>
<a name="line-4"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Dispatch</span>
<a name="line-5"></a> <span class='hs-layout'>(</span> <span class='hs-comment'>-- * Quasi-quoted routing</span>
<a name="line-6"></a> <span class='hs-varid'>parseRoutes</span>
<a name="line-7"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>parseRoutesNoCheck</span>
<a name="line-8"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>parseRoutesFile</span>
<a name="line-9"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>parseRoutesFileNoCheck</span>
<a name="line-10"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesod</span>
<a name="line-11"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesodSub</span>
<a name="line-12"></a> <span class='hs-comment'>-- ** More fine-grained</span>
<a name="line-13"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesodData</span>
<a name="line-14"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesodSubData</span>
<a name="line-15"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesodDispatch</span>
<a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkYesodSubDispatch</span>
<a name="line-17"></a> <span class='hs-comment'>-- ** Path pieces</span>
<a name="line-18"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>PathPiece</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-19"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>PathMultiPiece</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-20"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Texts</span>
<a name="line-21"></a> <span class='hs-comment'>-- * Convert to WAI</span>
<a name="line-22"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>toWaiApp</span>
<a name="line-23"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>toWaiAppPlain</span>
<a name="line-24"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-25"></a>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Functor</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'><$></span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Prelude</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>exp</span><span class='hs-layout'>)</span>
<a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Internal</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Handler</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>lift</span><span class='hs-layout'>)</span>
<a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Widget</span> <span class='hs-layout'>(</span><span class='hs-conid'>GWidget</span><span class='hs-layout'>)</span>
<a name="line-31"></a>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Web</span><span class='hs-varop'>.</span><span class='hs-conid'>PathPieces</span>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span><span class='hs-varop'>.</span><span class='hs-conid'>Syntax</span>
<a name="line-34"></a>
<a name="line-35"></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'>Wai</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>W</span>
<a name="line-36"></a><span class='hs-keyword'>import</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'>Middleware</span><span class='hs-varop'>.</span><span class='hs-conid'>Gzip</span>
<a name="line-37"></a><span class='hs-keyword'>import</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'>Middleware</span><span class='hs-varop'>.</span><span class='hs-conid'>Autohead</span>
<a name="line-38"></a>
<a name="line-39"></a><span class='hs-keyword'>import</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-varop'>.</span><span class='hs-conid'>Char8</span> <span class='hs-conid'>()</span>
<a name="line-40"></a>
<a name="line-41"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Web</span><span class='hs-varop'>.</span><span class='hs-conid'>ClientSession</span>
<a name="line-42"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-layout'>(</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span>
<a name="line-43"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Encoding</span> <span class='hs-layout'>(</span><span class='hs-varid'>decodeUtf8With</span><span class='hs-layout'>)</span>
<a name="line-44"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Encoding</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</span> <span class='hs-layout'>(</span><span class='hs-varid'>lenientDecode</span><span class='hs-layout'>)</span>
<a name="line-45"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Monoid</span> <span class='hs-layout'>(</span><span class='hs-varid'>mappend</span><span class='hs-layout'>)</span>
<a name="line-46"></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-47"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Blaze</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Builder</span>
<a name="line-48"></a><span class='hs-keyword'>import</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-layout'>(</span><span class='hs-varid'>status301</span><span class='hs-layout'>)</span>
<a name="line-49"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Routes</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span>
<a name="line-50"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Content</span> <span class='hs-layout'>(</span><span class='hs-varid'>chooseRep</span><span class='hs-layout'>)</span>
<a name="line-51"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Yesod</span><span class='hs-varop'>.</span><span class='hs-conid'>Routes</span><span class='hs-varop'>.</span><span class='hs-conid'>Parse</span>
<a name="line-52"></a>
<a name="line-53"></a><a name="Texts"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Texts</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Text</span><span class='hs-keyglyph'>]</span>
<a name="line-54"></a>
<a name="line-55"></a><a name="mkYesod"></a><span class='hs-comment'>-- | Generates URL datatype and site function for the given 'Resource's. This</span>
<a name="line-56"></a><span class='hs-comment'>-- is used for creating sites, /not/ subsites. See 'mkYesodSub' for the latter.</span>
<a name="line-57"></a><span class='hs-comment'>-- Use 'parseRoutes' to create the 'Resource's.</span>
<a name="line-58"></a><span class='hs-definition'>mkYesod</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ name of the argument datatype</span>
<a name="line-59"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-60"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-61"></a><span class='hs-definition'>mkYesod</span> <span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-varid'>uncurry</span> <span class='hs-layout'>(</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>mkYesodGeneral</span> <span class='hs-varid'>name</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>False</span>
<a name="line-62"></a>
<a name="line-63"></a><a name="mkYesodSub"></a><span class='hs-comment'>-- | Generates URL datatype and site function for the given 'Resource's. This</span>
<a name="line-64"></a><span class='hs-comment'>-- is used for creating subsites, /not/ sites. See 'mkYesod' for the latter.</span>
<a name="line-65"></a><span class='hs-comment'>-- Use 'parseRoutes' to create the 'Resource's. In general, a subsite is not</span>
<a name="line-66"></a><span class='hs-comment'>-- executable by itself, but instead provides functionality to</span>
<a name="line-67"></a><span class='hs-comment'>-- be embedded in other sites.</span>
<a name="line-68"></a><span class='hs-definition'>mkYesodSub</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ name of the argument datatype</span>
<a name="line-69"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Cxt</span>
<a name="line-70"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-71"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-72"></a><span class='hs-definition'>mkYesodSub</span> <span class='hs-varid'>name</span> <span class='hs-varid'>clazzes</span> <span class='hs-keyglyph'>=</span>
<a name="line-73"></a> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-varid'>uncurry</span> <span class='hs-layout'>(</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>mkYesodGeneral</span> <span class='hs-varid'>name'</span> <span class='hs-varid'>rest</span> <span class='hs-varid'>clazzes</span> <span class='hs-conid'>True</span>
<a name="line-74"></a> <span class='hs-keyword'>where</span>
<a name="line-75"></a> <span class='hs-layout'>(</span><span class='hs-varid'>name'</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>words</span> <span class='hs-varid'>name</span>
<a name="line-76"></a>
<a name="line-77"></a><a name="mkYesodData"></a><span class='hs-comment'>-- | Sometimes, you will want to declare your routes in one file and define</span>
<a name="line-78"></a><span class='hs-comment'>-- your handlers elsewhere. For example, this is the only way to break up a</span>
<a name="line-79"></a><span class='hs-comment'>-- monolithic file into smaller parts. Use this function, paired with</span>
<a name="line-80"></a><span class='hs-comment'>-- 'mkYesodDispatch', to do just that.</span>
<a name="line-81"></a><span class='hs-definition'>mkYesodData</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-82"></a><span class='hs-definition'>mkYesodData</span> <span class='hs-varid'>name</span> <span class='hs-varid'>res</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkYesodDataGeneral</span> <span class='hs-varid'>name</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>False</span> <span class='hs-varid'>res</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="mkYesodSubData"></a><span class='hs-definition'>mkYesodSubData</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Cxt</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-85"></a><span class='hs-definition'>mkYesodSubData</span> <span class='hs-varid'>name</span> <span class='hs-varid'>clazzes</span> <span class='hs-varid'>res</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkYesodDataGeneral</span> <span class='hs-varid'>name</span> <span class='hs-varid'>clazzes</span> <span class='hs-conid'>True</span> <span class='hs-varid'>res</span>
<a name="line-86"></a>
<a name="line-87"></a><a name="mkYesodDataGeneral"></a><span class='hs-definition'>mkYesodDataGeneral</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Cxt</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-88"></a><span class='hs-definition'>mkYesodDataGeneral</span> <span class='hs-varid'>name</span> <span class='hs-varid'>clazzes</span> <span class='hs-varid'>isSub</span> <span class='hs-varid'>res</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-89"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>name'</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>words</span> <span class='hs-varid'>name</span>
<a name="line-90"></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-keyglyph'><-</span> <span class='hs-varid'>mkYesodGeneral</span> <span class='hs-varid'>name'</span> <span class='hs-varid'>rest</span> <span class='hs-varid'>clazzes</span> <span class='hs-varid'>isSub</span> <span class='hs-varid'>res</span>
<a name="line-91"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>rname</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkName</span> <span class='hs-varop'>$</span> <span class='hs-str'>"resources"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>name</span>
<a name="line-92"></a> <span class='hs-varid'>eres</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>lift</span> <span class='hs-varid'>res</span>
<a name="line-93"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span> <span class='hs-conid'>SigD</span> <span class='hs-varid'>rname</span> <span class='hs-varop'>$</span> <span class='hs-conid'>ListT</span> <span class='hs-varop'>`AppT`</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Resource</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>String</span><span class='hs-layout'>)</span>
<a name="line-94"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>FunD</span> <span class='hs-varid'>rname</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Clause</span> <span class='hs-conid'>[]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NormalB</span> <span class='hs-varid'>eres</span><span class='hs-layout'>)</span> <span class='hs-conid'>[]</span><span class='hs-keyglyph'>]</span>
<a name="line-95"></a> <span class='hs-keyglyph'>]</span>
<a name="line-96"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>x</span> <span class='hs-varop'>++</span> <span class='hs-varid'>y</span>
<a name="line-97"></a>
<a name="line-98"></a><a name="mkYesodDispatch"></a><span class='hs-comment'>-- | See 'mkYesodData'.</span>
<a name="line-99"></a><span class='hs-definition'>mkYesodDispatch</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-100"></a><span class='hs-definition'>mkYesodDispatch</span> <span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>snd</span> <span class='hs-varop'>.</span> <span class='hs-varid'>mkYesodGeneral</span> <span class='hs-varid'>name</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>False</span>
<a name="line-101"></a>
<a name="line-102"></a><a name="mkYesodSubDispatch"></a><span class='hs-definition'>mkYesodSubDispatch</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Cxt</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span>
<a name="line-103"></a><span class='hs-definition'>mkYesodSubDispatch</span> <span class='hs-varid'>name</span> <span class='hs-varid'>clazzes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>snd</span> <span class='hs-varop'>.</span> <span class='hs-varid'>mkYesodGeneral</span> <span class='hs-varid'>name'</span> <span class='hs-varid'>rest</span> <span class='hs-varid'>clazzes</span> <span class='hs-conid'>True</span>
<a name="line-104"></a> <span class='hs-keyword'>where</span> <span class='hs-layout'>(</span><span class='hs-varid'>name'</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>words</span> <span class='hs-varid'>name</span>
<a name="line-105"></a>
<a name="line-106"></a><a name="mkYesodGeneral"></a><span class='hs-definition'>mkYesodGeneral</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ foundation type</span>
<a name="line-107"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-108"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Cxt</span> <span class='hs-comment'>-- ^ classes</span>
<a name="line-109"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ is subsite?</span>
<a name="line-110"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Resource</span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-111"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-112"></a><span class='hs-definition'>mkYesodGeneral</span> <span class='hs-varid'>name</span> <span class='hs-varid'>args</span> <span class='hs-varid'>clazzes</span> <span class='hs-varid'>isSub</span> <span class='hs-varid'>resS</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-113"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>args'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>args</span>
<a name="line-114"></a> <span class='hs-varid'>arg</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>foldl</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varid'>name'</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-conid'>VarT</span> <span class='hs-varid'>args'</span>
<a name="line-115"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>res</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>fmap</span> <span class='hs-varid'>parseType</span><span class='hs-layout'>)</span> <span class='hs-varid'>resS</span>
<a name="line-116"></a> <span class='hs-varid'>renderRouteDec</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mkRenderRouteInstance</span> <span class='hs-varid'>arg</span> <span class='hs-varid'>res</span>
<a name="line-117"></a>
<a name="line-118"></a> <span class='hs-varid'>disp</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mkDispatchClause</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>yesodRunner</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>yesodDispatch</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>fmap</span> <span class='hs-varid'>chooseRep</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <span class='hs-varid'>res</span>
<a name="line-119"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkName</span> <span class='hs-str'>"master"</span>
<a name="line-120"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ctx</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>isSub</span>
<a name="line-121"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>ClassP</span> <span class='hs-layout'>(</span><span class='hs-varid'>mkName</span> <span class='hs-str'>"Yesod"</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>VarT</span> <span class='hs-varid'>master</span><span class='hs-keyglyph'>]</span> <span class='hs-conop'>:</span> <span class='hs-varid'>clazzes</span>
<a name="line-122"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>[]</span>
<a name="line-123"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>ytyp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>isSub</span>
<a name="line-124"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>YesodDispatch</span> <span class='hs-varop'>`AppT`</span> <span class='hs-varid'>arg</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>VarT</span> <span class='hs-varid'>master</span>
<a name="line-125"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>YesodDispatch</span> <span class='hs-varop'>`AppT`</span> <span class='hs-varid'>arg</span> <span class='hs-varop'>`AppT`</span> <span class='hs-varid'>arg</span>
<a name="line-126"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>yesodDispatch'</span> <span class='hs-keyglyph'>=</span>
<a name="line-127"></a> <span class='hs-conid'>InstanceD</span> <span class='hs-varid'>ctx</span> <span class='hs-varid'>ytyp</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FunD</span> <span class='hs-layout'>(</span><span class='hs-varid'>mkName</span> <span class='hs-str'>"yesodDispatch"</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>disp</span><span class='hs-keyglyph'>]</span><span class='hs-keyglyph'>]</span>
<a name="line-128"></a>
<a name="line-129"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>renderRouteDec</span> <span class='hs-conop'>:</span> <span class='hs-varid'>masterTypSyns</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>yesodDispatch'</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-130"></a> <span class='hs-keyword'>where</span>
<a name="line-131"></a> <span class='hs-varid'>name'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>name</span>
<a name="line-132"></a> <span class='hs-varid'>masterTypSyns</span>
<a name="line-133"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isSub</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-134"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span>
<a name="line-135"></a> <span class='hs-keyglyph'>[</span> <span class='hs-conid'>TySynD</span>
<a name="line-136"></a> <span class='hs-layout'>(</span><span class='hs-varid'>mkName</span> <span class='hs-str'>"Handler"</span><span class='hs-layout'>)</span>
<a name="line-137"></a> <span class='hs-conid'>[]</span>
<a name="line-138"></a> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>GHandler</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>ConT</span> <span class='hs-varid'>name'</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>ConT</span> <span class='hs-varid'>name'</span><span class='hs-layout'>)</span>
<a name="line-139"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>TySynD</span>
<a name="line-140"></a> <span class='hs-layout'>(</span><span class='hs-varid'>mkName</span> <span class='hs-str'>"Widget"</span><span class='hs-layout'>)</span>
<a name="line-141"></a> <span class='hs-conid'>[]</span>
<a name="line-142"></a> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>GWidget</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>ConT</span> <span class='hs-varid'>name'</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>ConT</span> <span class='hs-varid'>name'</span> <span class='hs-varop'>`AppT`</span> <span class='hs-conid'>TupleT</span> <span class='hs-num'>0</span><span class='hs-layout'>)</span>
<a name="line-143"></a> <span class='hs-keyglyph'>]</span>
<a name="line-144"></a>
<a name="line-145"></a><a name="toWaiApp"></a><span class='hs-comment'>-- | Convert the given argument into a WAI application, executable with any WAI</span>
<a name="line-146"></a><span class='hs-comment'>-- handler. This is the same as 'toWaiAppPlain', except it includes two</span>
<a name="line-147"></a><span class='hs-comment'>-- middlewares: GZIP compression and autohead. This is the</span>
<a name="line-148"></a><span class='hs-comment'>-- recommended approach for most users.</span>
<a name="line-149"></a><span class='hs-definition'>toWaiApp</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Yesod</span> <span class='hs-varid'>master</span>
<a name="line-150"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>YesodDispatch</span> <span class='hs-varid'>master</span> <span class='hs-varid'>master</span>
<a name="line-151"></a> <span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Application</span>
<a name="line-152"></a><span class='hs-definition'>toWaiApp</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gzip</span> <span class='hs-layout'>(</span><span class='hs-varid'>gzipSettings</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>autohead</span> <span class='hs-varop'><$></span> <span class='hs-varid'>toWaiAppPlain</span> <span class='hs-varid'>y</span>
<a name="line-153"></a>
<a name="line-154"></a><a name="toWaiAppPlain"></a><span class='hs-comment'>-- | Convert the given argument into a WAI application, executable with any WAI</span>
<a name="line-155"></a><span class='hs-comment'>-- handler. This differs from 'toWaiApp' in that it uses no middlewares.</span>
<a name="line-156"></a><span class='hs-definition'>toWaiAppPlain</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Yesod</span> <span class='hs-varid'>master</span>
<a name="line-157"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>YesodDispatch</span> <span class='hs-varid'>master</span> <span class='hs-varid'>master</span>
<a name="line-158"></a> <span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Application</span>
<a name="line-159"></a><span class='hs-definition'>toWaiAppPlain</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toWaiApp'</span> <span class='hs-varid'>a</span> <span class='hs-varop'><$></span> <span class='hs-varid'>encryptKey</span> <span class='hs-varid'>a</span>
<a name="line-160"></a>
<a name="line-161"></a>
<a name="line-162"></a><a name="toWaiApp'"></a><span class='hs-definition'>toWaiApp'</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Yesod</span> <span class='hs-varid'>master</span>
<a name="line-163"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>YesodDispatch</span> <span class='hs-varid'>master</span> <span class='hs-varid'>master</span>
<a name="line-164"></a> <span class='hs-layout'>)</span>
<a name="line-165"></a> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>master</span>
<a name="line-166"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Key</span>
<a name="line-167"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Application</span>
<a name="line-168"></a><span class='hs-definition'>toWaiApp'</span> <span class='hs-varid'>y</span> <span class='hs-varid'>key'</span> <span class='hs-varid'>env</span> <span class='hs-keyglyph'>=</span>
<a name="line-169"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>cleanPath</span> <span class='hs-varid'>y</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>pathInfo</span> <span class='hs-varid'>env</span> <span class='hs-keyword'>of</span>
<a name="line-170"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>pieces</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>sendRedirect</span> <span class='hs-varid'>y</span> <span class='hs-varid'>pieces</span> <span class='hs-varid'>env</span>
<a name="line-171"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>pieces</span> <span class='hs-keyglyph'>-></span>
<a name="line-172"></a> <span class='hs-varid'>yesodDispatch</span> <span class='hs-varid'>y</span> <span class='hs-varid'>y</span> <span class='hs-varid'>id</span> <span class='hs-varid'>app404</span> <span class='hs-varid'>handler405</span> <span class='hs-varid'>method</span> <span class='hs-varid'>pieces</span> <span class='hs-varid'>key'</span> <span class='hs-varid'>env</span>
<a name="line-173"></a> <span class='hs-keyword'>where</span>
<a name="line-174"></a> <span class='hs-varid'>app404</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yesodRunner</span> <span class='hs-varid'>notFound</span> <span class='hs-varid'>y</span> <span class='hs-varid'>y</span> <span class='hs-conid'>Nothing</span> <span class='hs-varid'>id</span>
<a name="line-175"></a> <span class='hs-varid'>handler405</span> <span class='hs-varid'>route</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yesodRunner</span> <span class='hs-varid'>badMethod</span> <span class='hs-varid'>y</span> <span class='hs-varid'>y</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>route</span><span class='hs-layout'>)</span> <span class='hs-varid'>id</span>
<a name="line-176"></a> <span class='hs-varid'>method</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>decodeUtf8With</span> <span class='hs-varid'>lenientDecode</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>requestMethod</span> <span class='hs-varid'>env</span>
<a name="line-177"></a>
<a name="line-178"></a><a name="sendRedirect"></a><span class='hs-definition'>sendRedirect</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Yesod</span> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Text</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Application</span>
<a name="line-179"></a><span class='hs-definition'>sendRedirect</span> <span class='hs-varid'>y</span> <span class='hs-varid'>segments'</span> <span class='hs-varid'>env</span> <span class='hs-keyglyph'>=</span>
<a name="line-180"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>responseLBS</span> <span class='hs-varid'>status301</span>
<a name="line-181"></a> <span class='hs-keyglyph'>[</span> <span class='hs-layout'>(</span><span class='hs-str'>"Content-Type"</span><span class='hs-layout'>,</span> <span class='hs-str'>"text/plain"</span><span class='hs-layout'>)</span>
<a name="line-182"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"Location"</span><span class='hs-layout'>,</span> <span class='hs-conid'>Blaze</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Builder</span><span class='hs-varop'>.</span><span class='hs-varid'>toByteString</span> <span class='hs-varid'>dest'</span><span class='hs-layout'>)</span>
<a name="line-183"></a> <span class='hs-keyglyph'>]</span> <span class='hs-str'>"Redirecting"</span>
<a name="line-184"></a> <span class='hs-keyword'>where</span>
<a name="line-185"></a> <span class='hs-varid'>dest</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>joinPath</span> <span class='hs-varid'>y</span> <span class='hs-layout'>(</span><span class='hs-varid'>resolveApproot</span> <span class='hs-varid'>y</span> <span class='hs-varid'>env</span><span class='hs-layout'>)</span> <span class='hs-varid'>segments'</span> <span class='hs-conid'>[]</span>
<a name="line-186"></a> <span class='hs-varid'>dest'</span> <span class='hs-keyglyph'>=</span>
<a name="line-187"></a> <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-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>rawQueryString</span> <span class='hs-varid'>env</span><span class='hs-layout'>)</span>
<a name="line-188"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>dest</span>
<a name="line-189"></a> <span class='hs-keyword'>else</span> <span class='hs-layout'>(</span><span class='hs-varid'>dest</span> <span class='hs-varop'>`mappend`</span>
<a name="line-190"></a> <span class='hs-conid'>Blaze</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Builder</span><span class='hs-varop'>.</span><span class='hs-varid'>fromByteString</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>rawQueryString</span> <span class='hs-varid'>env</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
</pre></body>
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