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="1.0.0"
  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>${TITLE}</title>
  31         <link rel="stylesheet" href="style.css" type="text/css" />
  32 </head>
  33 <body>
  34 END
  35 }
  36
  37 function bpgallery_default_description() {
  38 cat <<END
  39         <h1>${TITLE}</h1>
  40         ${DESCRIPTION}
  41 END
  42 }
  43
  44 function bpgallery_default_thumbsline() {
  45 cat << END
  46 <div class="thumbnail"><a href="$filename"><img src="icons/$filename" /></a><div class="caption">$caption</div></div>
  47 END
  48 }
  49
  50 function bpgallery_default_tail() {
  51 cat << END
  52 </body>
  53 </html>
  54 END
  55 }
  56
  57 function bpgallery_default_stylesheet() {
  58 cat <<END
  59 body {
  60         background: white;
  61         color: black;
  62         font-family: sans-serif;
  63         font-size: 10pt;
  64 }
  65
  66 div.thumbnail {
  67         float: left;
  68         padding: 20px;
  69         border: 0px;
  70         width: ${WIDTH}px;
  71         height: ${MAXHEIGHT}px;
  72 }
  73
  74 div.caption {
  75         width: 100%;
  76         text-align: center;
  77         font-weight: bold;
  78 }
  79
  80 a {
  81         border: 0px;
  82 }
  83
  84 img {
  85         border: 0px;
  86 }
  87 END
  88 }
  89
  90 if [[ -e /usr/local/etc/bpgallery/config ]] ; then
  91         . /usr/local/etc/bpgallery/config
  92 fi
  93
  94 if [[ -e /etc/bpgallery/config ]] ; then
  95         . /etc/bpgallery/config
  96 fi
  97
  98 if [[ -e $HOME/.bpgallery.rc ]]; then
  99         . $HOME/.bpgallery.rc
 100 fi
 101
 102 if [[ -z ${BPGALLERY_THEME} ]]; then
 103         BPGALLERY_THEME=default
 104 fi
 105
 106 if [[ -e $HOME/.bpgallery.themes/${BPGALLERY_THEME} ]]; then
 107         . $HOME/.bpgallery.themes/${BPGALLERY_THEME}
 108 elif [[ -e /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME} ]]; then
 109         . /usr/local/etc/bpgallery/themes/${BPGALLERY_THEME}
 110 elif [[ -e /etc/bpgallery/themes/${BPGALLERY_THEME} ]]; then
 111         . /etc/bpgallery/themes/${BPGALLERY_THEME}
 112 fi
 113
 114 if [[ -z $TITLE ]]; then
 115         TITLE="Photo Gallery"
 116 fi
 117
 118 if [[ -z $CONVERTTOOL ]]; then
 119         CONVERTTOOL=convert
 120 fi
 121
 122 if [[ -z $FINDCOMMAND ]]; then
 123         FINDCOMMAND=find
 124 fi
 125
 126 if [[ -z $XARGSCOMMAND ]]; then
 127         XARGSCOMMAND=xargs
 128 fi
 129
 130 if [[ -z $ECHOCOMMAND ]]; then
 131         ECHOCOMMAND=echo
 132 fi
 133
 134 if [[ -z $SORTCOMMAND ]]; then
 135         SORTCOMMAND=sort
 136 fi
 137
 138 if [[ -z $IDENTIFYCOMMAND ]]; then
 139         IDENTIFYCOMMAND=identify
 140 fi
 141
 142 if [[ -z $HEADCOMMAND ]]; then
 143         HEADCOMMAND=head
 144 fi
 145
 146 if [[ -z $GREPCOMMAND ]]; then
 147         GREPCOMMAND=grep
 148 fi
 149
 150 if [[ -z $SEDCOMMAND ]]; then
 151         SEDCOMMAND=sed
 152 fi
 153
 154 if [[ -z $WIDTH ]]; then
 155         WIDTH=100
 156 fi
 157
 158 if [[ -z $IMAGEEXTENSIONS ]]; then
 159         IMAGEEXTENSIONS="jpeg jpg gif png";
 160 fi
 161
 162 if [[ -z $WCCOMMAND ]]; then
 163         WCCOMMAND="wc -l"
 164 fi
 165
 166 if [[ -z $CAPTIONHEIGHT ]]; then
 167         CAPTIONHEIGHT=75
 168 fi
 169
 170 if [[ -z $DESCRIPTION ]]; then
 171         DESCRIPTION=""
 172 fi
 173
 174 if declare -F "bpgallery_${BPGALLERY_THEME}_head" > /dev/null ; then
 175         BPGALLERY_HEAD_FUNCTION="bpgallery_${BPGALLERY_THEME}_head"
 176 else
 177         BPGALLERY_HEAD_FUNCTION="bpgallery_default_head"
 178 fi
 179
 180 if declare -F "bpgallery_${BPGALLERY_THEME}_description" > /dev/null ; then
 181         BPGALLERY_DESCRIPTION_FUNCTION="bpgallery_${BPGALLERY_THEME}_description"
 182 else
 183         BPGALLERY_DESCRIPTION_FUNCTION="bpgallery_default_description"
 184 fi
 185
 186 if declare -F "bpgallery_${BPGALLERY_THEME}_thumbsline" > /dev/null ; then
 187         BPGALLERY_THUMBSLINE_FUNCTION="bpgallery_${BPGALLERY_THEME}_thumbsline"
 188 else
 189         BPGALLERY_THUMBSLINE_FUNCTION="bpgallery_default_thumbsline"
 190 fi
 191
 192 if declare -F "bpgallery_${BPGALLERY_THEME}_tail" > /dev/null ; then
 193         BPGALLERY_TAIL_FUNCTION="bpgallery_${BPGALLERY_THEME}_tail"
 194 else
 195         BPGALLERY_TAIL_FUNCTION="bpgallery_default_tail"
 196 fi
 197
 198 if declare -F "bpgallery_${BPGALLERY_THEME}_stylesheet" > /dev/null ; then
 199         BPGALLERY_STYLESHEET_FUNCTION="bpgallery_${BPGALLERY_THEME}_stylesheet"
 200 else
 201         BPGALLERY_STYLESHEET_FUNCTION="bpgallery_default_stylesheet"
 202 fi
 203
 204 FINDIMAGESOPTIONS=""
 205
 206 for imageext in $IMAGEEXTENSIONS; do
 207         FINDIMAGESOPTIONS=$FINDIMAGESOPTIONS' -o -type f -maxdepth 1 -iname '*.$imageext' -print0'
 208 done
 209
 210 FINDIMAGESOPTIONS=${FINDIMAGESOPTIONS## -o }
 211
 212 function usage() {
 213 cat <<END
 214 Usage:
 215   $0 [--help|--version|<path to images>]
 216
 217     --help
 218         displays this help screen
 219     --version
 220         displays the version and exits
 221
 222 END
 223 }
 224
 225 function version() {
 226 cat <<END
 227 Version: $VERSION
 228 END
 229 }
 230
 231 if [[ -z $1 ]]; then
 232         echo "No path given"
 233         usage
 234         exit 1
 235 fi
 236
 237 if [[ "$1" == "--help" || "$1" == "-h" ]]; then
 238         usage
 239         exit 0
 240 fi
 241
 242 if [[ "$1" == "--version" || "$1" == "-v" ]]; then
 243         version
 244         exit 0
 245 fi
 246
 247 if [[ ! -d $1 ]]; then
 248         echo "$1 is not a directory"
 249         usage
 250         exit 2
 251 fi
 252
 253 cd "$1"
 254
 255 if ( ! $FINDCOMMAND . $FINDIMAGESOPTIONS > /dev/null 2>/dev/null ); then
 256         echo "$1 does not contain any images. Quitting."
 257         exit 4
 258 fi
 259
 260 if [ ! -d icons ]; then
 261         mkdir icons
 262
 263         totalimages=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace echo {} | $WCCOMMAND);
 264         currentimage=0
 265
 266         $FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --verbose --max-procs=4 --replace $CONVERTTOOL -resize $WIDTH '{}' 'icons/{}' 2>&1 | while read throwout; do $ECHOCOMMAND done: $currentimage/$totalimages images; currentimage=$((currentimage+1)); done
 267
 268         echo done: $totalimages/$totalimages images
 269 else
 270         echo "$1 already contains an icons folder, updating."
 271
 272         imagestoupdate=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | while read filename; do if [ ! -r "icons/$filename" ] || [ "$filename" -nt "icons/$filename" ]; then $ECHOCOMMAND $filename; fi; done | $WCCOMMAND)
 273
 274         echo "images to update: $imagestoupdate"
 275
 276
 277         currentimage=0
 278
 279         $FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} | while read filename; do if [ ! -r "icons/$filename" ] || [ "$filename" -nt "icons/$filename" ] ; then $ECHOCOMMAND $filename; fi; done | $XARGSCOMMAND --verbose --max-procs=4 --replace $CONVERTTOOL -resize $WIDTH '{}' 'icons/{}' 2>&1 | while read throwout; do $ECHOCOMMAND done: $currentimage/$imagestoupdate images; currentimage=$((currentimage+1)); done
 280         echo done: $imagestoupdate/$imagestoupdate images
 281 fi
 282
 283 if [ -r description.txt ] ; then
 284         DESCRIPTION=$($SEDCOMMAND -e '1 { s/^/<p>/; }; /^$/ { s,$,</p><p>,; }; $ { s,$,</p>, };' description.txt)
 285 else
 286         DESCRIPTION=""
 287 fi
 288
 289
 290 $BPGALLERY_HEAD_FUNCTION > index.html
 291 $BPGALLERY_DESCRIPTION_FUNCTION >> index.html
 292
 293 $FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 --replace $ECHOCOMMAND {} |$SORTCOMMAND -g | while read filename; do filename=${filename#./}; if [ -r captions.txt ]; then caption=$($GREPCOMMAND -E "^$filename   " captions.txt); caption=${caption#*    }; else caption=""; fi; $BPGALLERY_THUMBSLINE_FUNCTION; done >> index.html
 294
 295 $BPGALLERY_TAIL_FUNCTION >> index.html
 296
 297 cd icons
 298
 299 MAXHEIGHT=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 $IDENTIFYCOMMAND -format "%h\n" | $GREPCOMMAND -v "^$" | $SORTCOMMAND -g -r | $HEADCOMMAND -n 1)
 300 MAXWIDTH=$($FINDCOMMAND . $FINDIMAGESOPTIONS | $XARGSCOMMAND -0 $IDENTIFYCOMMAND -format "%w\n" | $GREPCOMMAND -v "^$" | $SORTCOMMAND -g -r | $HEADCOMMAND -n 1)
 301
 302 cd ..
 303
 304 # add a bit to the maxheight for the size of the caption
 305 MAXHEIGHT=$((MAXHEIGHT+$CAPTIONHEIGHT))
 306
 307 $BPGALLERY_STYLESHEET_FUNCTION > style.css
 308