149 lines
4.0 KiB
Bash
Executable File
149 lines
4.0 KiB
Bash
Executable File
#!/bin/sh
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# vim: expandtab sw=4 ts=4 sts=4:
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# Do not run as CGI
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if [ -n "$GATEWAY_INTERFACE" ] ; then
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echo 'Can not invoke as CGI!'
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exit 1
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fi
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# Check for proper number of command line args.
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if [ $# -ne 1 ]; then
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echo "Usage: `basename $0` {path_to_pma_root_folder}"
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exit 65
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fi
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# Check if we have ImageMagick
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hash identify 2>&- || {
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echo "ERROR: ImageMagick not found on the system!"
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echo "Quitting..."
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exit 1
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}
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# Compress image, if possible
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HAVE_PNGCRUSH=1
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hash pngcrush 2>&- || {
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HAVE_PNGCRUSH=0
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echo "WARNING: 'pngcrush' not found, will not be able to compress the sprites"
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}
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# Icons that should not be included in the sprite
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BLACKLIST="vertical_line.png spacer.png"
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# Output filename for the sprite image
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OUTPUT="sprites.png"
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# Library file that will contain the information about
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# individual images that are part of the sprite
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LIBRARY="../sprites.lib.php"
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if [ -d $1/themes ]; then
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cd $1/themes
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# For each theme
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for d in $(ls -d */); do
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# Go to folder that contains the images
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cd "$d"img
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echo "Processing folder: $PWD"
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FILES=''
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for f in $(ls *.png| LC_ALL=C sort); do
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VALID=true
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# Do not include blacklisted icons
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for b in $BLACKLIST; do
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if [ "$b" = "$f" ]; then
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VALID=false
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fi
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done
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if [ $VALID = false ]; then
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continue
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fi
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DATA=$(identify -ping $f || echo "NULL")
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if [ "$DATA" != "NULL" ]; then
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SIZE=$(echo $DATA | cut -d ' ' -f 3 | sed 's/x/ /')
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# Do not include icons that are larger than 16x16
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for s in $SIZE; do
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if [ $s -gt 16 ]; then
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VALID=false
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fi
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done
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if [ $VALID = true ]; then
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# Build the list of valid icons
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FILES="$FILES $f"
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fi
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fi
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done
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# Create an empty sprite of the correct size
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NUM_FILES=''
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for f in $FILES; do
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NUM_FILES=$(($NUM_FILES+1))
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done
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convert -size 16x$(($NUM_FILES*16+16)) xc:none temp.png
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# Add each icon to the sprite
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CURRENT=1
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for f in $FILES; do
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convert temp.png $f -geometry +0+$(($CURRENT*16)) -composite temp.png
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CURRENT=$(($CURRENT+1))
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done
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# Compress image, if possible
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if [ $HAVE_PNGCRUSH -eq 1 ]; then
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echo "Compressing file: $PWD/$OUTPUT"
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pngcrush -brute temp.png $OUTPUT > /dev/null
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rm -f temp.png
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else
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mv temp.png $OUTPUT
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fi
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# Generate the library file that contains the information
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# about individual images that are part of the sprite
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echo '<?php' > $LIBRARY
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echo '/**' >> $LIBRARY
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echo ' * AUTOGENERATED CONTENT - DO NOT EDIT!' >> $LIBRARY
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echo ' * ALL CHANGES WILL BE UNDONE!' >> $LIBRARY
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echo ' * RUN `./scripts/generate-sprites` TO UPDATE THIS FILE' >> $LIBRARY
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echo ' *' >> $LIBRARY
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echo ' * @package PhpMyAdmin-theme' >> $LIBRARY
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echo ' */' >> $LIBRARY
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echo '' >> $LIBRARY
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echo '/**' >> $LIBRARY
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echo ' * Map of sprites inside sprite.png' >> $LIBRARY
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echo ' */' >> $LIBRARY
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echo "\$sprites = array(" >> $LIBRARY
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CURRENT=1
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for f in $FILES; do
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# Add a CSS rule for each icon in the sprite
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NAME=$(echo "'$f'" | sed 's/\.png//')
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DATA=$(identify -ping $f || echo "NULL")
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if [ "$DATA" != "NULL" ]; then
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SIZE=$(echo $DATA | cut -d ' ' -f 3 | sed 's/x/ /')
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WIDTH=0
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HEIGHT=0
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for s in $SIZE; do
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if [ $WIDTH = 0 ]; then
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WIDTH=$s
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else
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HEIGHT=$s
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fi
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done
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fi
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echo " $NAME => array(" >> $LIBRARY
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echo " 'position' => '$CURRENT'," >> $LIBRARY
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echo " 'width' => '$WIDTH'," >> $LIBRARY
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echo " 'height' => '$HEIGHT'" >> $LIBRARY
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echo " )," >> $LIBRARY
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CURRENT=$(($CURRENT+1))
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done
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echo ");" >> $LIBRARY
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# Back to the parent folder
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cd ../..
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done
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exit 0
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else
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echo "ERROR: could not find the 'themes' folder in '`readlink -f $1`'"
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exit 1
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fi
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