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#!/bin/bash
#
# pmwiki management script.
#
SITES="<%= scope.lookupvar('pmwiki::sites_folder') %>"
BASE="<%= scope.lookupvar('pmwiki::www_folder') %>"
# Check for existing installations
function pmwiki_check_existing {
if [ -e "$BASE/pmwiki-$1" ]; then
echo "Folder $BASE/pmwiki-$1 already exists, skipping."
exit 1
fi
}
# Deploy a fresh pmwiki tree
function pmwiki_deploy {
if [ "$#" != "1" ]; then
new="`lynx -dump http://www.pmwiki.org/pub/pmwiki/ 2> /dev/null | grep ".tgz$" | grep -v latest | sed -e 's/^.*-//' | head -1`"
if [ -z "$new" ]; then
echo "Unable to determine latest release, please specify it manually:"
echo "Usage: `basename $0` deploy <version>"
else
new="`basename $new .tgz`"
fi
else
new="$1"
fi
# Setup
cd $BASE
pmwiki_check_existing $new
# Deploy a fresh pmwiki tree
wget http://pmwiki.org/pub/pmwiki/pmwiki-$new.tgz
wget http://pmwiki.org/pub/pmwiki/i18n/i18n-all.zip
tar zxvf pmwiki-$new.tgz && rm pmwiki-$new.tgz
( cd pmwiki-$new && unzip -o ../i18n-all.zip && rm $_ )
if [ ! -e "pmwiki-$new/index.php" ]; then
( cd pmwiki-$new && ln -s pmwiki.php index.php )
fi
chown -R root.root pmwiki-$new/
# Make initial symlink
if [ ! -e "wiki" ]; then
ln -s pmwiki-$new wiki
fi
}
# Upgrade a pmwiki instance using upstream source
function pmwiki_upgrade {
if [ "$#" != "2" ]; then
echo "Usage: `basename $0` upgrade <old_version> <new_version>"
exit 1
fi
# Setup
old="$1"
new="$2"
extra_folders=""
pmwiki_check_existing $new
cd $BASE
cp -a pmwiki-$old pmwiki-$old.backup
# Deploy a fresh pmwiki tree
pmwiki_deploy $new
# Copy files
for file in .htaccess index.php farmconfig.php local config.php wiki.d; do
if [ -e "pmwiki-$old/$file" ]; then
cp -a pmwiki-$old/$file pmwiki-$new/
fi
done
for extra_folder in $extra_folders; do
if [ -d ../pmwiki-$old/$extra_folder ]; then
cp -Rp ../pmwiki-$old/$extra_folder .
fi
done
# Themes and cookbook
rsync -av pmwiki-$old/cookbook/ pmwiki-$new/cookbook
rsync -av --exclude=pmwiki --exclude=print pmwiki-$old/pub/skins/ pmwiki-$new/pub/skins/
# Change symlink to point to the new location
cd $BASE ; rm -f wiki && ln -s pmwiki-$new wiki
# Done
echo "Audit: `du -hs pmwiki-$old`"
echo "Audit: `du -hs pmwiki-$new`"
echo "Check procedure and remove pmwiki-$old once you make sure that everything is fine."
}
# Install a pmwiki instance
function pmwiki_install {
local site="$1"
if [ -z "$site" ]; then
echo "Usage: `basename $0` install <name>"
exit 1
fi
if [ ! -d "$BASE/wiki" ]; then
echo "Please deploy pmwiki first"
exit 1
fi
if [ ! -d "$SITES/$site" ]; then
echo "Please configure site $site first"
exit 1
fi
if [ -e "$SITES/$site/wiki/field.php" ]; then
echo "Looks like $site wiki is already installed"
exit 1
fi
# Create folder structure
(
mkdir -p $SITES/$site/wiki/{local,uploads,wiki.d,cookbook}
cd $SITES/$site/wiki
ln -s field.php index.php
chown $site. wiki.d
touch local/config.php
chown root.$site local/config.php
)
# Setup dispatcher
echo '<?php include("/var/www/data/wiki/pmwiki.php"); ?>' > $SITES/$site/wiki/field.php
# Setup redirections
cat > $SITES/$site/wiki/.htaccess <<-EOF
Options +FollowSymLinks
RewriteEngine on
RewriteRule ^/?$ https://$site.<%= domain %>/Main/HomePage [R=permanent,QSA,L]
RewriteRule ^([^/a-z].*) field.php?n=\$1 [QSA,L]
EOF
# Setup config file
cat > $SITES/$site/wiki/local/config.php <<-EOF
<?php if (!defined('PmWiki')) exit();
\$ScriptUrl = "https://$site.<%= domain %>";
\$EnablePathInfo = 1;
EOF
}
# Main procedure
if [ -z "$1" ]; then
echo "Usage: `basename $0` <deploy|upgrade|install> [arguments]"
exit 1
elif [ "$1" == "deploy" ]; then
shift
pmwiki_deploy $*
elif [ "$1" == "upgrade" ]; then
shift
pmwiki_upgrade $*
elif [ "$1" == "install" ]; then
shift
pmwiki_install $*
fi
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