68 lines
2.6 KiB
Bash
Executable file
68 lines
2.6 KiB
Bash
Executable file
#!/bin/bash
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IFS="
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"
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#Set your parameters here
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#Name of the database
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db=friendica
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#User of the database
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user=root
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#Folder with the storage files to check
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storagefolder=/var/www/friendica/storage
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#The folder storage name, with slashes escaped to work through sed
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folderescaped=${storagefolder////\\/}
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loop_1() {
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ks=$(echo "${p}" | sed -e "s/${folderescaped}//g" -e "s/\///g")
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e=$(sudo -u "${user}" mariadb "${db}" -N -B -q -e "select \`backend-ref\` from photo where \`backend-ref\` = '${ks}'")
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#If the file was not found in the database, but still exists in the filesystem, delete it
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if [[ -z "${e}" && -f "${p}" ]]; then
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sudo rm -rfv "${p}" #&> /dev/null
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else
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t=$(file "${p}")
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if [[ "${t}" =~ JPEG ]]; then
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nice -n 10 jpegoptim -m 76 "${p}" #&> /dev/null
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elif [[ "${t}" =~ GIF ]]; then
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nice -n 10 gifsicle --batch -O3 --lossy=80 --colors=255 "${p}" #&> /dev/null
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#Specific compression for large GIF files
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while [[ $(stat -c%s "${p}" || 0) -ge 512000 ]]; do
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frameamount=$(($(exiftool -b -FrameCount "${p}" || 1) - 1))
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nice -n 10 gifsicle "${p}" $(seq -f "#%g" 0 2 "${frameamount}") -O3 --lossy=80 --colors=255 -o "${p}" #&> /dev/null
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done
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elif [[ "${t}" =~ PNG ]]; then
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nice -n 10 oxipng -o max "${p}" #&> /dev/null
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elif [[ "${t}" =~ Web/P ]]; then
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#If file is not animated
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if [[ -f "${p}" ]]; then
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if grep -q -a -l -e "ANIM" -e "ANMF" "${p}"; then
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tmppic="/tmp/temp_$(date +%s).webp"
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nice -n 10 cwebp -mt -af -quiet "${p}" -o "${tmppic}" #&> /dev/null
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if [[ -f "${tmppic}" ]]; then
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size_new=$(stat -c%s "${tmppic}" 2>/dev/null || echo 0)
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size_original=$(stat -c%s "${p}" 2>/dev/null || echo 0)
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if [[ "${size_original}" -gt "${size_new}" ]]; then
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mv -v "${tmppic}" "${p}" #&> /dev/null
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else
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rm -v "${tmppic}" #&> /dev/null
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fi
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fi
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fi
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fi
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fi
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fi
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}
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#Generate an index to make searches faster
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echo "Generating photo index..." #&> /dev/null
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sudo mariadb "${db}" -e "alter table photo add index if not exists backend_index (\`backend-ref\`)" #&> /dev/null
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echo "Generating list of files..." #&> /dev/null
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find "${storagefolder}" -depth -mindepth 2 -type f -size +50k -mtime -8 -not -iname "index.html" | (
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while read -r p; do
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loop_1 "${p}" &
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until [[ $(jobs -r -p | wc -l) -lt $(($(getconf _NPROCESSORS_ONLN) / 2)) ]]; do
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wait -n
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done
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done
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)
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wait
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#Drop the index in the end to save storage
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sudo mariadb "${db}" -e "alter table photo drop index backend_index" #&> /dev/null
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