<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://code.haskell.org/~malcolm/hscolour/ --> <title>src/Darcs/Repository/Motd.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-- Copyright (C) 2002-2004 David Roundy</span> <a name="line-2"></a><span class='hs-comment'>--</span> <a name="line-3"></a><span class='hs-comment'>-- This program is free software; you can redistribute it and/or modify</span> <a name="line-4"></a><span class='hs-comment'>-- it under the terms of the GNU General Public License as published by</span> <a name="line-5"></a><span class='hs-comment'>-- the Free Software Foundation; either version 2, or (at your option)</span> <a name="line-6"></a><span class='hs-comment'>-- any later version.</span> <a name="line-7"></a><span class='hs-comment'>--</span> <a name="line-8"></a><span class='hs-comment'>-- This program is distributed in the hope that it will be useful,</span> <a name="line-9"></a><span class='hs-comment'>-- but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="line-10"></a><span class='hs-comment'>-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span> <a name="line-11"></a><span class='hs-comment'>-- GNU General Public License for more details.</span> <a name="line-12"></a><span class='hs-comment'>--</span> <a name="line-13"></a><span class='hs-comment'>-- You should have received a copy of the GNU General Public License</span> <a name="line-14"></a><span class='hs-comment'>-- along with this program; see the file COPYING. If not, write to</span> <a name="line-15"></a><span class='hs-comment'>-- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span> <a name="line-16"></a><span class='hs-comment'>-- Boston, MA 02110-1301, USA.</span> <a name="line-17"></a> <a name="line-18"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Repository</span><span class='hs-varop'>.</span><span class='hs-conid'>Motd</span> <span class='hs-layout'>(</span><span class='hs-varid'>getMotd</span><span class='hs-layout'>,</span> <span class='hs-varid'>showMotd</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-19"></a> <a name="line-20"></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-layout'>(</span> <span class='hs-varid'>unless</span> <span class='hs-layout'>)</span> <a name="line-21"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Flags</span> <span class='hs-layout'>(</span> <span class='hs-conid'>DarcsFlag</span><span class='hs-layout'>(</span> <span class='hs-conid'>Quiet</span><span class='hs-layout'>,</span> <span class='hs-conid'>XMLOutput</span> <span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>External</span> <span class='hs-layout'>(</span> <span class='hs-varid'>fetchFilePS</span><span class='hs-layout'>,</span> <span class='hs-conid'>Cachable</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-23"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Global</span> <span class='hs-layout'>(</span> <span class='hs-varid'>darcsdir</span> <span class='hs-layout'>)</span> <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'>B</span> <span class='hs-layout'>(</span><span class='hs-varid'>null</span><span class='hs-layout'>,</span> <span class='hs-varid'>hPut</span><span class='hs-layout'>,</span> <span class='hs-varid'>empty</span><span class='hs-layout'>,</span> <span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span> <a name="line-25"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span> <span class='hs-layout'>(</span> <span class='hs-varid'>catchall</span> <span class='hs-layout'>)</span> <a name="line-26"></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'>stdout</span> <span class='hs-layout'>)</span> <a name="line-27"></a> <a name="line-28"></a><a name="getMotd"></a><span class='hs-comment'>-- | Fetch and return the message of the day for a given repository.</span> <a name="line-29"></a><span class='hs-definition'>getMotd</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <a name="line-30"></a><span class='hs-definition'>getMotd</span> <span class='hs-varid'>repo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fetchFilePS</span> <span class='hs-layout'>(</span><span class='hs-varid'>repo</span><span class='hs-varop'>++</span><span class='hs-str'>"/"</span><span class='hs-varop'>++</span><span class='hs-varid'>darcsdir</span><span class='hs-varop'>++</span><span class='hs-str'>"/prefs/motd"</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>MaxAge</span> <span class='hs-num'>600</span><span class='hs-layout'>)</span> <a name="line-31"></a> <span class='hs-varop'>`catchall`</span> <span class='hs-varid'>return</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span> <a name="line-32"></a> <a name="line-33"></a><a name="showMotd"></a><span class='hs-comment'>-- | Display the message of the day for a given repository,</span> <a name="line-34"></a><span class='hs-comment'>-- unless either the 'XMLOutput' or the 'Quiet' flags are passed in</span> <a name="line-35"></a><span class='hs-definition'>showMotd</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>DarcsFlag</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-36"></a><span class='hs-definition'>showMotd</span> <span class='hs-varid'>opts</span> <span class='hs-varid'>repo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unless</span> <span class='hs-layout'>(</span><span class='hs-conid'>Quiet</span> <span class='hs-varop'>`elem`</span> <span class='hs-varid'>opts</span> <span class='hs-varop'>||</span> <span class='hs-conid'>XMLOutput</span> <span class='hs-varop'>`elem`</span> <span class='hs-varid'>opts</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span> <a name="line-37"></a> <span class='hs-varid'>motd</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getMotd</span> <span class='hs-varid'>repo</span> <a name="line-38"></a> <span class='hs-varid'>unless</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>motd</span><span class='hs-layout'>)</span> <a name="line-39"></a> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>hPut</span> <span class='hs-varid'>stdout</span> <span class='hs-varid'>motd</span> <a name="line-40"></a> <span class='hs-varid'>putStrLn</span> <span class='hs-str'>"**********************"</span> </pre></body> </html>
