debian/scripts/koha-sitemap

   1 #!/bin/bash
   2 #
   3 # Copyright 2016 Theke Solutions
   4 #
   5 # This file is part of Koha.
   6 #
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 set -e
  21
  22 . /lib/lsb/init-functions
  23
  24 # Read configuration variable file if it is present
  25 [ -r /etc/default/koha-common ] && . /etc/default/koha-common
  26
  27 # include helper functions
  28 if [ -f "/usr/share/koha/bin/koha-functions.sh" ]; then
  29     . "/usr/share/koha/bin/koha-functions.sh"
  30 else
  31     echo "Error: /usr/share/koha/bin/koha-functions.sh not present." 1>&2
  32     exit 1
  33 fi
  34
  35 usage()
  36 {
  37     local scriptname=$(basename $0)
  38
  39     cat <<EOF
  40 $scriptname
  41
  42 This script lets you manage sitemaps for your Koha instances.
  43
  44 Usage:
  45 $scriptname --enable|--disable instancename1 [instancename2]
  46 $scriptname --generate instancename1 [instancename2]
  47 $scriptname -h|--help
  48
  49     --enable              Enable sitemap generation for the specified instances
  50     --disable             Disable sitemap generation for the specified instances
  51     --generate            (Re)generate stiemap for the specified instances
  52     --quiet|-q            Make the script quiet about non existent instance names
  53                           (useful for calling from another scripts).
  54     --help|-h             Display this help message
  55
  56 EOF
  57 }
  58
  59 enable_sitemap()
  60 {
  61     local instance=$1
  62     local libdir="/var/lib/koha"
  63
  64     if is_sitemap_enabled $instance; then
  65         [ "$quiet" = "no" ] && \
  66             warn "Sitemap already enabled for ${instance}"
  67     else
  68
  69         sudo -u "$instance-koha" \
  70             touch $libdir/$instance/sitemap.enabled
  71
  72         [ "$quiet" = "no" ] && \
  73             warn "Sitemap enabled for ${instance}"
  74     fi
  75 }
  76
  77 disable_sitemap()
  78 {
  79     local instance=$1
  80     local libdir="/var/lib/koha"
  81
  82     if is_sitemap_enabled $instance; then
  83         sudo -u "$instance-koha" \
  84             rm -f $libdir/$instance/sitemap.enabled
  85         [ "$quiet" = "no" ] && \
  86             warn "Sitemap disabled for ${instance}"
  87     else
  88         [ "$quiet" = "no" ] && \
  89             warn "Sitemap already disabled for ${instance}"
  90     fi
  91 }
  92
  93 generate_sitemap()
  94 {
  95     local instance=$1
  96     local sitemapdir="/var/lib/koha/$instance/sitemap"
  97
  98     if ! is_sitemap_enabled $instance; then
  99         [ "$quiet" = "no" ] && \
 100             warn "Sitemap not enabled for ${instance}."
 101     else
 102         if [ ! -d "$sitemapdir" ]; then
 103             # Need to create directory
 104             [ "$quiet" = "no" ] && \
 105                 warn "Sitemap directory for ${instance} doesn't exist. Creating."
 106             sudo -u "$instance-koha" \
 107                 mkdir -p "$sitemapdir"
 108         fi
 109
 110         if sudo -u "$instance-koha" -H \
 111             env PERL5LIB=/usr/share/koha/lib \
 112             KOHA_CONF="/etc/koha/sites/$instance/koha-conf.xml" \
 113             /usr/share/koha/bin/cronjobs/sitemap.pl \
 114                 --dir $sitemapdir ; then
 115             return 0
 116         else
 117             return 1
 118         fi
 119     fi
 120 }
 121
 122 check_env_and_warn()
 123 {
 124     local apache_version_ok="no"
 125
 126     if /usr/sbin/apache2ctl -v | grep -q -v "Server version: Apache/2.4"; then
 127         [ "$quiet" = "no" ] && \
 128             cat 1>&2 <<EOM
 129 WARNING: the shipped Apache configuration requires version 2.4.x and you don't have that.
 130          Sitemap files will be generated, but refer to the docs to make them publicly available.
 131 EOM
 132     fi
 133 }
 134
 135 set_action()
 136 {
 137     if [ "$op" = "" ]; then
 138         op=$1
 139     else
 140         die "Error: only one action can be specified."
 141     fi
 142 }
 143
 144 op=""
 145 quiet="no"
 146
 147 # Read command line parameters
 148 while [ $# -gt 0 ]; do
 149
 150     case "$1" in
 151         -h|--help)
 152             usage ; exit 0 ;;
 153         -q|--quiet)
 154             quiet="yes"
 155             shift ;;
 156         --enable)
 157             set_action "enable"
 158             shift ;;
 159         --disable)
 160             set_action "disable"
 161             shift ;;
 162         --generate)
 163             set_action "generate"
 164             shift ;;
 165         -*)
 166             die "Error: invalid option switch ($1)" ;;
 167         *)
 168             # We expect the remaining stuff are the instance names
 169             break ;;
 170     esac
 171
 172 done
 173
 174 if [ $# -gt 0 ]; then
 175     # We have at least one instance name
 176     for name in "$@"; do
 177
 178         if is_instance $name; then
 179
 180             case $op in
 181                 "generate")
 182                     generate_sitemap $name
 183                     ;;
 184                 "enable")
 185                     enable_sitemap $name
 186                     ;;
 187                 "disable")
 188                     disable_sitemap $name
 189                     ;;
 190                 *)
 191                     usage
 192                     ;;
 193             esac
 194
 195         else
 196             if [ "$quiet" = "no" ]; then
 197                 warn "Error: Invalid instance name $name"
 198             fi
 199         fi
 200
 201     done
 202 else
 203     if [ "$quiet" = "no" ]; then
 204         warn "Error: you must provide at least one instance name"
 205     fi
 206 fi
 207
 208 exit 0