bpgallery.sh

   1 #!/usr/bin/env bash
   2
   3 # bpgallery.sh - builds a simple 'gallery' from a collection of images
   4 # Copyright (C) 2004 Brett Parker <iDunno@sommitrealweird.co.uk>
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19
  20 set -f
  21
  22 VERSION="0.9.3"
  23
  24 function bpgallery_default_head() {
  25 cat <<END
  26 <?xml version="1.0"?>
  27 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "xhtml11.dtd">
  28 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
  29 <head>
  30         <title>${TITLE}</title>
  31         <link rel="stylesheet" href="style.css" type="text/css" />
  32 </head>
  33 <body>
  34 END
  35 }
  36
  37 function bpgallery_default_thumbsline() {
  38 cat << END
  39 <div class="thumbnail"><a href="$filename"><img src="icons/$filename" /></a><div class="caption">$caption</div></div>
  40 END
  41 }
  42
  43 function bpgallery_default_tail() {
  44 cat << END
  45 </body>
  46 </html>
  47 END
  48 }
  49
  50 function bpgallery_default_stylesheet() {
  51 cat <<END
  52 body {
  53         background: white;
  54         color: black;
  55         font-family: sans-serif;
  56         font-size: 10pt;
  57 }
  58
  59 div.thumbnail {
  60         float: left;
  61         padding: 20px;
  62         border: 0px;
  63         width: ${WIDTH}px;
  64         height: ${MAXHEIGHT}px;
  65 }
  66
  67 div.caption {
  68         width: 100%;
  69         text-align: center;
  70         font-weight: bold;
  71 }
  72
  73 a {
  74         border: 0px;
  75 }
  76
  77 img {
  78         border: 0px;
  79 }
  80 END
  81 }
  82
  83 if [[ -e /usr/local/etc/bpgallery/config ]] ; then
  84         . /usr/local/etc/bpgallery/config
  85 fi
  86
  87 if [[ -e /etc/bpgallery/config ]] ; then
  88         . /etc/bpgallery/config
  89 fi
  90
  91 if [[ -e $HOME/.bpgallery.rc ]]; then
  92         . $HOME/.bpgallery.rc
  93 fi
  94
  95 if [[ -z ${BPGALLERY_THEME} ]]; then
  96         BPGALLERY_THEME=default
  97 fi
  98
  99 if [[ -e $HOME/.bpgallery.themes/${BPGALLERY_THEME} ]]; then
 100         . $HOME/.bpgallery.themes/${BPGALLERY_THEME}
 101 elif [[ -e /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME} ]]; then
 102         . /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME}
 103 elif [[ -e /etc/bpgallery/themes/${BPGALLERY_THEME} ]]; then
 104         . /etc/bpgallery/themes/${BPGALLERY_THEME}
 105 fi
 106
 107 if [[ -z $TITLE ]]; then
 108         TITLE="Photo Gallery"
 109 fi
 110
 111 if [[ -z $CONVERTTOOL ]]; then
 112         CONVERTTOOL=convert
 113 fi
 114
 115 if [[ -z $FINDCOMMAND ]]; then
 116         FINDCOMMAND=find
 117 fi
 118
 119 if [[ -z $XARGSCOMMAND ]]; then
 120         XARGSCOMMAND=xargs
 121 fi
 122
 123 if [[ -z $ECHOCOMMAND ]]; then
 124         ECHOCOMMAND=echo
 125 fi
 126
 127 if [[ -z $SORTCOMMAND ]]; then
 128         SORTCOMMAND=sort
 129 fi
 130
 131 if [[ -z $IDENTIFYCOMMAND ]]; then
 132         IDENTIFYCOMMAND=identify
 133 fi
 134
 135 if [[ -z $HEADCOMMAND ]]; then
 136         HEADCOMMAND=head
 137 fi
 138
 139 if [[ -z $GREPCOMMAND ]]; then
 140         GREPCOMMAND=grep
 141 fi
 142
 143 if [[ -z $WIDTH ]]; then
 144         WIDTH=100
 145 fi
 146
 147 if [[ -z $IMAGEEXTENSIONS ]]; then
 148         IMAGEEXTENSIONS="jpeg jpg gif png";
 149 fi
 150
 151 if [[ -z $WCCOMMAND ]]; then
 152         WCCOMMAND="wc -l"
 153 fi
 154
 155 if declare -F "bpgallery_${BPGALLERY_THEME}_head" > /dev/null ; then
 156         BPGALLERY_HEAD_FUNCTION="bpgallery_${BPGALLERY_THEME}_head"
 157 else
 158         BPGALLERY_HEAD_FUNCTION="bpgallery_default_head"
 159 fi
 160
 161 if declare -F "bpgallery_${BPGALLERY_THEME}_thumbsline" > /dev/null ; then
 162         BPGALLERY_THUMBSLINE_FUNCTION="bpgallery_${BPGALLERY_THEME}_thumbsline"
 163 else
 164         BPGALLERY_THUMBSLINE_FUNCTION="bpgallery_default_thumbsline"
 165 fi
 166
 167 if declare -F "bpgallery_${BPGALLERY_THEME}_tail" > /dev/null ; then
 168         BPGALLERY_TAIL_FUNCTION="bpgallery_${BPGALLERY_THEME}_tail"
 169 else
 170         BPGALLERY_TAIL_FUNCTION="bpgallery_default_tail"
 171 fi
 172
 173 if declare -F "bpgallery_${BPGALLERY_THEME}_stylesheet" > /dev/null ; then
 174         BPGALLERY_STYLESHEET_FUNCTION="bpgallery_${BPGALLERY_THEME}_stylesheet"
 175 else
 176         BPGALLERY_STYLESHEET_FUNCTION="bpgallery_default_stylesheet"
 177 fi
 178
 179 FINDIMAGESOPTIONS=""
 180
 181 for imageext in $IMAGEEXTENSIONS; do
 182         FINDIMAGESOPTIONS=$FINDIMAGESOPTIONS' -o -type f -maxdepth 1 -iname '*.$imageext' -print0'
 183 done
 184
 185 FINDIMAGESOPTIONS=${FINDIMAGESOPTIONS## -o }
 186
 187 function usage() {
 188 cat <<END
 189 Usage:
 190   $0 [--help|--version|<path to images>]
 191
 192     --help
 193         displays this help screen
 194     --version
 195         displays the version and exits
 196
 197 END
 198 }
 199
 200 function version() {
 201 cat <<END
 202 Version: $VERSION
 203 END
 204 }
 205
 206 if [[ -z $1 ]]; then
 207         echo "No path given"
 208         usage
 209         exit 1
 210 fi
 211
 212 if [[ "$1" == "--help" || "$1" == "-h" ]]; then
 213         usage
 214         exit 0
 215 fi
 216
 217 if [[ "$1" == "--version" || "$1" == "-v" ]]; then
 218         version
 219         exit 0
 220 fi
 221
 222 if [[ ! -d $1 ]]; then
 223         echo "$1 is not a directory"
 224         usage
 225         exit 2
 226 fi
 227
 228 cd "$1"
 229
 230 if ( ! $FINDCOMMAND . $FINDIMAGESOPTIONS > /dev/null 2>/dev/null ); then
 231         echo "$1 does not contain any images. Quitting."
 232         exit 4
 233 fi
 234
 235 if [ ! -d icons ]; then
 236         mkdir icons
 237 else
 238         echo "$1 already contains an icons folder, stopping"
 239         exit 3
 240 fi
 241
 242 totalimages=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace echo {} | $WCCOMMAND);
 243 currentimage=0
 244
 245 $FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --verbose --max-procs=4 --replace $CONVERTTOOL -resize $WIDTH '{}' 'icons/{}' 2>&1 | while read throwout; do echo done: $currentimage/$totalimages images; currentimage=$((currentimage+1)); done
 246
 247 echo done: $totalimages/$totalimages images
 248
 249 $BPGALLERY_HEAD_FUNCTION > index.html
 250
 251 $FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} |$SORTCOMMAND -g | while read filename; do filename=${filename#./}; caption=$($GREPCOMMAND -E "^$filename        " captions.txt); caption=${caption#*    }; $BPGALLERY_THUMBSLINE_FUNCTION; done >> index.html
 252
 253 $BPGALLERY_TAIL_FUNCTION >> index.html
 254
 255 cd icons
 256
 257 MAXHEIGHT=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 $IDENTIFYCOMMAND -format "%h\n" | $GREPCOMMAND -v "^$" | $SORTCOMMAND -g -r | $HEADCOMMAND -n 1)
 258
 259 cd ..
 260
 261 # add a bit to the maxheight for the size of the caption
 262 MAXHEIGHT=$((MAXHEIGHT+75))
 263
 264 $BPGALLERY_STYLESHEET_FUNCTION > style.css
 265