#!/bin/zsh
-# Copyright 2011 Paul Haensch
-# This file is part of Busy
+# Copyright 2014 Paul Hänsch
#
+# This file is part of Busy.
+# (originally written for and copied from Confetti)
+#
# Busy is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
-#
+#
# Busy is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
-#
+#
# You should have received a copy of the GNU Affero General Public License
-# along with Busy. If not, see <http://www.gnu.org/licenses/>.
-
-umask=002
-alias _wiki="stx2any --no-template --link-abbrevs --quote -T html"
-. auth/permissions.sh
+# along with Busy. If not, see <http://www.gnu.org/licenses/>.
-page=$(egrep -o '(^|&)p=[a-zA-Z0-9/_-]+(&|$)' <<<"${QUERY_STRING}" |sed 's,&,,g;s,p=,,')
+export LC_ALL=de_DE.UTF-8
-[ -z "$LOGIN" ] && LOGIN=false
-[ -z "$page" ] && page=Home
+# basic functions
+die() {
+ echo "$*" >/dev/stderr
+ exit 1
+}
+debug() { #change to false to disable debugging
+ #true && echo "$*" >>debug
+ true && [ -n "$*" ] && echo -E "$*" >>/dev/stderr
+ true && [ -z "$*" ] && tee /dev/stderr
+}
-if (! $LOGIN && egrep -qx "https?://${HTTP_HOST}/(session.cgi\?|write/).*" <<<"${HTTP_REFERER}"); then
- echo -n "Location: https://${HTTP_HOST}/session.cgi?${QUERY_STRING}\n\n"
- exit 0
-fi
-
-echo -n "Content-type: text/html\n\n"
+# this program is supposed to be symlinked into a http root directory
+# we will use the http root as object storage (data directory) and call sub
+# programs from the directory in which the real executable resides
+# therefore we need to identify the code and data directories _EXEC and _DATA
+call="$0"
+real="$(readlink -f $call)"
+_EXEC="$(dirname "$real")" #execution directory
+_DATA="$(dirname "$call")" #storage directory
-cat <<END_index.cgi
-<!DOCTYPE HTML>
-<!-- DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd" -->
+[ -w "$_DATA" ] && [ -d "$_DATA" ] || die "storage directory must be writable"
-<html>
- <head>
- <title>$(sed -rn 's:^name=(.*)$:\1:p' project.meta) - Busy</title>
- <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
- <link rel="stylesheet" type="text/css" href="busy.css">
- <link rel="stylesheet" type="text/css" href="wikitext.css">
- $([ -r "${page}.css" ] && echo '<link rel="stylesheet" type="text/css" href="'"$page"'.css">')
- <style type="text/css"><!-- --></style>
+# create directories for object storage
+for each in "$_DATA"/{Home,Tasks,Wiki,QRcodes}; do
+ [ ! -e "$each" ] && mkdir "$each"
+ [ -w "$each" ] && [ -d "$each" ] || die "storage $each must be a writable directory"
+done
- <script type="text/javascript">
- <!--
- function show_screen(id){
- document.getElementById(id).style.display = "inline";
- }
- function hide_screen(id){
- document.getElementById(id).style.display = "none";
- }
- -->
- </script>
-
- <!-- Script for Flattr Button -->
- <script type="text/javascript">
- /* <![CDATA[ */
- (function() {
- var s = document.createElement('script'), t = document.getElementsByTagName('script')[0];
- s.type = 'text/javascript';
- s.async = true;
- s.src = 'http://api.flattr.com/js/0.6/load.js?mode=auto';
- t.parentNode.insertBefore(s, t);
- })();
- /* ]]> */</script>
+# create htaccess file
+[ -f .htaccess ] || cat >.htaccess <<EOF
+Options +ExecCGI
+AddHandler cgi-script .cgi
+DirectoryIndex index.cgi
+EOF
+[ -f .htaccess ] || die "no htaccess file present and unable to create one"
- </head>
- <body onload="init();">
- <div id="TITLE">
- <h1 id="NAME">$(egrep '^name=.*$' project.meta |cut -d= -f2-)</h1>
- <span id="SLOGAN">$(egrep '^slogan=.*$' project.meta |cut -d= -f2-)</span>
- </div>
- <div id="USERMENU">
-$( $LOGIN || echo '<form action="https://'${HTTP_HOST}'/login.cgi?'${QUERY_STRING:gs/&/&/}'" method="post" accept-charset="UTF-8">
- Login:<br>
- <input type="text" name="user" value placeholder="Username"><br>
- <input type="password" name="pass" value placeholder="Password"><br>
- <input type="submit" value="Go!">
- </form>')
-$( $LOGIN && echo "You are loggeed in as <b>${REMOTE_USER}</b><br>")
-$( $LOGIN && $ACL_ADMIN && echo '<a href="?p=Admin">Admin</a><br>')
-$( $LOGIN && echo '<a href="?p=Settings">My Settings</a><br>')
- </div>
- <div id="ACCOUNTING">
- $(btcAddress="$(sed -rn 's:^btcAddress=(.*)$:\1:p' project.meta)"
- flattrThingURL=$(sed -rn 's:^flattrThingURL=(.*)$:\1:p' project.meta)
+. "$_EXEC/cgi.sh"
+. "$_EXEC/constants.sh"
- grep -q 'useBitcoin=yes' project.meta && [ \! -f "QRcodes/bitcoin:${btcAddress}.png" ] &&\
- qrencode -o "QRcodes/bitcoin:${btcAddress}.png" "bitcoin:$btcAddress"
- grep -q 'useBitcoin=yes' project.meta && echo '
- <a href="#" onclick="javascript:show_screen('\'btcqr\'')"><img src="http://bitcoin.it/img/bc_logo_135.png" height="60"></a>
- <div id='btcqr' style="display:none;">
- <a href="#" onclick="javascript:hide_screen('\'btcqr\'')">close</a><br>
- <img src="QRcodes/bitcoin:'$btcAddress'.png"><br>
- Address:<br><a href="bitcoin:'$btcAddress'">'$btcAddress'</a>
- </div>
- '
- grep -q 'useFlattr=yes' project.meta && echo '
- <a class="FlattrButton" style="display:none;" href="http://'${HTTP_HOST}'"></a>
- <noscript> <a href="'$flattrThingURL'" target="_blank">
- <img src="http://api.flattr.com/button/flattr-badge-large.png" alt="Flattr this" title="Flattr this" border="0" />
- </a></noscript>
- ')
- </div>
- <div id="MENU">
- <a href='/?p=Home'>Home</a>
- <a href='/?p=Wiki'>Wiki</a>
- <a href='/?p=Subversion'>Code</a>
- <a href='/?p=Tasks'>Tasks</a>
- </div>
- $(if [ -r "./${page}.page" ]; then
- . "./${page}.page"
- else
- echo '<h2>Page not found or nevermore</h2>'
- echo 'Quoth the Raven: 404'
- fi
- )
- </body>
-</html>
-END_index.cgi
+cgi_get
+if [ -n "$_GET[\"action\"]" ]; then
+ . "$_EXEC/action.sh"
+elif [ -n "$_GET[\"export\"]" ]; then
+ . "$_EXEC/export.sh"
+else
+ . "$_EXEC/page.sh"
+fi