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273 lines
7.6 KiB
Bash
273 lines
7.6 KiB
Bash
#!/bin/bash
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#this generates a yad-friendly app list. This is run every time the gui script is executed.
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#if this script detects nothing has changed since last run, then it will echo back the app list that was generated last time.
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DIRECTORY="$(readlink -f "$(dirname "$0")")"
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function error {
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echo -e "\e[91m$1\e[39m" 1>&2
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exit 1
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}
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#determine if host system is 64 bit arm64 or 32 bit armhf
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if [ ! -z "$(file "$(readlink -f "/sbin/init")" | grep 64)" ];then
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arch=64
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elif [ ! -z "$(file "$(readlink -f "/sbin/init")" | grep 32)" ];then
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arch=32
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else
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error "Failed to detect OS CPU architecture! Something is very wrong."
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fi
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#yad or xlunch format
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format="$1"
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if [ -z "$format" ];then
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format=yad
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elif [ "$format" != 'yad' ] && [ "$format" != 'xlunch' ];then
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error "Unknown list format '$format'!"
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fi
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#specifies an app folder(s)
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prefix="$2"
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timestampfile="${DIRECTORY}/data/preload/timestamps-$(echo "$prefix" | tr -d '/')"
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listfile="${DIRECTORY}/data/preload/LIST-$(echo "$prefix" | tr -d '/')"
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mkdir -p "${DIRECTORY}/data/preload"
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mktimestamps() {
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#these directories are checked for changes
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checkdirs="${DIRECTORY}/apps
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${DIRECTORY}/data/settings
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${DIRECTORY}/data/status
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${DIRECTORY}/data/categories
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${DIRECTORY}/etc"
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timestamps=''
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PREIFS="$IFS"
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IFS=$'\n'
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for dir in $checkdirs
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do
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timestamps="$timestamps
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${dir}/$(ls -t "$dir" | head -n1)
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$(stat -c %Y "${dir}/$(ls -t "$dir" | head -n1)")"
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done
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IFS="$PREIFS"
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#remove first empty newline and check a few other things for changes too
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timestamps="$prefix
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$format
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$(ls -1q "${DIRECTORY}/apps"/* | wc -l)
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$(sha256sum "${DIRECTORY}/preload" | awk '{print $1}')
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${timestamps:1}"
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}
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reloadlist=0
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if [ -f "$timestampfile" ];then
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#get modified timestamps for directories
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mktimestamps
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if [ "$timestamps" == "$(cat "$timestampfile")" ];then
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#if current timestamps and saved timestamps match, then don't reload the list
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reloadlist=0
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echo "Timestamps match." 1>&2
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else
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#timestamps don't match, so reload the list
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reloadlist=1
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echo "Timestamps don"\'"t match" 1>&2
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fi
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else
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#timestamp file not found
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reloadlist=1
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fi
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if [ ! -f "$listfile" ] || [ -z "$(cat "$listfile")" ];then
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echo "list file does not exist." 1>&2
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reloadlist=1
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fi
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#this ensures that all apps & categories stay preloaded.
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(sleep 5;"${DIRECTORY}/etc/preload-daemon" "$format") 1>&2 &>/dev/null &
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if [ $reloadlist == 1 ];then
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echo "Generating list..." 1>&2
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APPS="$(ls "${DIRECTORY}/apps")"
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structure="$(cat "${DIRECTORY}/data/categories/structure")"
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#generate a virtual file system with apps in folders represented as subdirectories
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vfiles=''
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PREIFS="$IFS"
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IFS=$'\n'
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for app in $APPS
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do
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line="$(echo "$structure" | grep "$app"'|' | awk -F'|' '{print $2 "/" $1}')"
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if [ -z "$line" ];then
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echo "WARNING: $app app not found in $(echo "${DIRECTORY}/data/categories/structure" | sed 's+/home/pi+~+g') file." 1>&2
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if [ -z "$onlinestructurefile" ];then
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onlinestructurefile="$(wget -qO- 'https://raw.githubusercontent.com/Botspot/pi-apps/master/data/categories/structure')"
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fi
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onlinematch="$(echo "$onlinestructurefile" | grep "$app"'|')"
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if [ ! -z "$onlinematch" ];then
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echo -e "Located the default category for the $app app from github.\nIt is: ${onlinematch}EOO" 1>&2
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echo "$onlinematch" >> "${DIRECTORY}/data/categories/structure"
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else
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echo -e "Could not find the default category for the $app app." 1>&2
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echo "${app}|" >> "${DIRECTORY}/data/categories/structure"
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fi
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#refresh structure file
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structure="$(cat "${DIRECTORY}/data/categories/structure")"
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line="$(echo "$structure" | grep "$app"'|' | awk -F'|' '{print $2 "/" $1}')"
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fi
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vfiles="$vfiles
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$line"
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done
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IFS="$PREIFS"
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#create special directory containing installed apps
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PREIFS="$IFS"
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IFS=$'\n'
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for app in $APPS
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do
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line="$(echo "$structure" | grep "$app"'|' | awk -F'|' '{print $2 "/" $1}')"
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if [ -f "${DIRECTORY}/data/status/$app" ] && [ "$(cat "${DIRECTORY}/data/status/$app")" == 'installed' ];then
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#if installed, add to list
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vfiles="$vfiles
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Installed/$app"
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fi
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done
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IFS="$PREIFS"
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vfiles="$(echo "$vfiles" | grep . | sed 's+^/++g' | sort | uniq)"
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#echo "$vfiles" 1>&2
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if [ ! -z "$prefix" ];then
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echo "Showing apps within $prefix/" 1>&2
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vfiles="$(echo "$vfiles" | grep "^$prefix/" | sed "s+$prefix/++g")"
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fi
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#echo "$vfiles" 1>&2
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vfiles="$(echo "$vfiles" | sed 's+/.*+/+g' | sort | uniq)"
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# only root file name replace \ with / move first / to end of line remove duplicate entries
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#vfiles="$(echo "$vfiles" | awk -F '/' '{print $1}' | sed 's+\\+/+g' | sed 's+^/\(.*\)+\1/+' | sort | uniq)"
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#echo "$vfiles" 1>&2
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#get list of apps --------------- and exclude apps mentioned in hidelist file ---------------- remove lines containing '/'
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APPS="$(echo "$vfiles" | grep -v '/')"
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#get list of "directories"
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DIRS="$(echo "$vfiles" | grep '/' | tr -d '/' | grep -vx "hidden")"
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#APPS="$(ls "${DIRECTORY}/apps")"
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#echo -e "Apps: $APPS\nDirs: $DIRS" 1>&2
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#exit 0
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#remove apps that are not compatible with OS architecture
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PREIFS="$IFS"
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IFS=$'\n'
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for i in $APPS
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do
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#if install script doesn't exist -------------------- and if os-specific install script doesn't exist, then...
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if [ ! -f "${DIRECTORY}/apps/${i}/install" ] && [ ! -f "${DIRECTORY}/apps/${i}/install-${arch}" ];then
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#...remove the app from the list
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echo "Removing $i from the list because it is not compatible with your ${arch}-bit OS." 1>&2
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APPS="$(echo "$APPS" | grep -vx "$i")"
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fi
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done
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IFS="$PREIFS"
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#shuffle the list if enabled
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if [ "$(cat "${DIRECTORY}/data/settings/Shuffle App list")" == 'Yes' ];then
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APPS="$(echo "$APPS" | shuf)"
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DIRS="$(echo "$DIRS" | shuf)"
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fi
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if [ "$format" == yad ];then
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PREIFS="$IFS"
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IFS=$'\n'
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LIST=''
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for i in $DIRS
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do
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if [ "$i" == 'Installed' ];then
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diricon="${DIRECTORY}/icons/folder-installed.png"
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else
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diricon="${DIRECTORY}/icons/folder.png"
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fi
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LIST="${LIST}$diricon
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${DIRECTORY}/icons/none-24.png
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$i
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$i/
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App folder
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"
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done
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for i in $APPS
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do
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LIST="$LIST$(echo "${DIRECTORY}/icons/$(cat "${DIRECTORY}/data/status/${i}" 2>/dev/null || echo "none").png")
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${DIRECTORY}/apps/${i}/icon-24.png
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$i
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$i
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"\("$(cat "${DIRECTORY}/data/status/${i}" 2>/dev/null || echo "uninstalled")"\)" $(echo "$(cat "${DIRECTORY}/apps/${i}/description" || echo "Description unavailable")" | head -n1)
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"
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done
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IFS="$PREIFS"
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elif [ "$format" == xlunch ];then
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#XUNCH list format
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PREIFS="$IFS"
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IFS=$'\n'
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LIST=''
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for i in $DIRS
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do
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if [ "$i" == 'Installed' ];then
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diricon="${DIRECTORY}/icons/folder-installed-64.png"
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else
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diricon="${DIRECTORY}/icons/folder-64.png"
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fi
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LIST="$LIST
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${i};$diricon;${i}/"
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done
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for i in $APPS
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do
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LIST="$LIST
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${i} "\("$(cat "${DIRECTORY}/data/status/${i}" 2>/dev/null || echo "uninstalled")"\)";${DIRECTORY}/apps/${i}/icon-64.png;${i}"
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done
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IFS="$PREIFS"
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fi
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LIST="$(echo -e "$LIST")"
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#save entire list string to file for future use
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echo "$LIST" > "$listfile"
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#save timestamps to file too
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mktimestamps
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echo "$timestamps" > "$timestampfile"
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else
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echo "Reading list file..." 1>&2
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LIST="$(cat "$listfile")"
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fi
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(#put icons in cache
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PREIFS="$IFS"
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IFS=$'\n'
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for icon in $(echo "$LIST" | grep icon-24)
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do
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cat "$icon" 1>/dev/null
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#echo "Putting $icon in cache..." 1>&2
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done
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IFS="$PREIFS" ) &
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echo "$LIST"
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