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468 lines
16 KiB
Bash
468 lines
16 KiB
Bash
#!/bin/bash
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{ #this curly brace at start and end of script prevents issues when this script edits itself. See: https://stackoverflow.com/a/19430939
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DIRECTORY="$(readlink -f "$(dirname "$0")")"
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function error {
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echo -e "\e[91m$1\e[39m"
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exit 1
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}
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#for the will_reinstall() and list_intersect() functions
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source "${DIRECTORY}/api" || error "failed to source ${DIRECTORY}/api"
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get_date() {
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#number of days since 1/1/1970
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echo $(($(date --utc +%s)/86400))
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}
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check_update_interval() { #return 0 if update-interval allows update-checking today, exit 1 otherwise
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local lastupdatecheck="$(cat "${DIRECTORY}/data/last-update-check" 2>/dev/null)"
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if [ -z $lastupdatecheck ];then
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echo "Warning: ${DIRECTORY}/data/last-update-check does not exist!" 1>&2
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lastupdatecheck=0
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fi
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#write today's date to file. Format is "number of days since 1/1/1970"
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get_date > "${DIRECTORY}/data/last-update-check"
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local updateinterval="$(cat "${DIRECTORY}/data/settings/Check for updates")"
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#allowed values: Always, Daily, Weekly, Never
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if [ "$updateinterval" == 'Never' ];then
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return 1
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elif [ "$updateinterval" == 'Daily' ];then
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#if updates checked today, don't check
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if [ "$(get_date)" == "$lastupdatecheck" ];then
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return 1
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fi
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elif [ "$updateinterval" == 'Weekly' ];then
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#if updates checked less than 7 days ago, don't check
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if [ "$(get_date)" -le "$((lastupdatecheck + 7))" ];then
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return 1
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fi
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elif [ "$updateinterval" == 'Always' ];then
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return 0
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elif [ -z "$updateinterval" ];then
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echo "Something isn't right. Does '${DIRECTORY}/data/settings/Check for updates' exist?" 1>&2
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else
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echo "Warning: Unrecognized update interval!" 1>&2
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fi
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return 0
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}
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list_files() { #list all files on pi-apps with relative paths - both on main directory and update directory
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if [ ! -d "${DIRECTORY}/update" ];then
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error "${DIRECTORY}/update does not exist. Most likely there is no Internet connection."
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fi
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#list all files in update folder
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cd "${DIRECTORY}/update/pi-apps" || error "Failed to enter update directory!"
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local updatefiles="$(find . -type f | cut -c 3- | grep -v '.git/' | grep -v 'apps/' | grep -v 'data/')"
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#list all files in main folder
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cd "${DIRECTORY}"
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local localfiles="$(find . -type f | cut -c 3- | grep -v '.git/' | grep -v 'apps/' | grep -v 'data/' | grep -v 'logs/' | grep -v 'xlunch/')"
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echo -e "${localfiles}\n${updatefiles}" | sort | uniq
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cd $HOME
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}
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get_updatable_files() { #sets the updatable_files variable
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echo -n "Scanning files... " 1>&2
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#get list of pi-apps files without absolute paths. Example line: 'etc/terminal-run'
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local file_list="$(list_files)" || exit 1
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updatable_files='' #the variable to be returned
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#exclude files mentioned in data/update-exclusion file, ignoring any commented lines
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local IFS=$'\n'
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if [ "$speed" == fast ] && [ -f "${DIRECTORY}/data/update-status/updatable-files" ];then
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#speed is set to 'fast' - don't hash anything but rely on past results
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updatable_files="$(cat "${DIRECTORY}/data/update-status/updatable-files")"
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else #speed was not set to 'fast', so compare each file to the one in the update folder
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for file in $file_list ;do
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echo -en "Scanning files... $file\033[0K\r" 1>&2
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if [ ! -f "${DIRECTORY}/${file}" ];then
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#file is missing locally - add to updatable_files list
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updatable_files="${updatable_files}
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${file}"
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elif [ ! -f "${DIRECTORY}/update/pi-apps/${file}" ];then
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#file is missing in the update folder - local
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true #do not add to updatable_apps list
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elif ! diff "${DIRECTORY}/update/pi-apps/${file}" "${DIRECTORY}/${file}" -q >/dev/null ;then
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#files don't match - add to updatable_files list
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updatable_files="${updatable_files}
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${file}"
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fi
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done
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#remove initial newline character
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updatable_files="${updatable_files:1}"
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fi
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#If an updatable file is listed in update-exclusion, remove it from list and save notification text for later.
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for file in $(cat "${DIRECTORY}/data/update-exclusion" | grep "^[^#;]") ;do
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updatable_files="$(echo "$updatable_files" | grep -v "$file")"
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local exclusion_msg="$exclusion_msg\n'$file' won't be updated - it's listed in data/update-exclusion."
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done
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echo "$updatable_files"
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echo -e "Scanning files... Done\033[0K" 1>&2
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#if any files were excluded by update-exclusion, list them now, after echoing "Done"
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[ ! -z "$exclusion_msg" ] && echo -e "$exclusion_msg\n" 1>&2
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return 0
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}
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get_updatable_apps() { #sets the updatable_apps variable
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if [ "$speed" == fast ] && [ -f "${DIRECTORY}/data/update-status/updatable-apps" ];then
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#speed is set to 'fast' - don't hash anything but rely on past results
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cat "${DIRECTORY}/data/update-status/updatable-apps"
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else #speed was not set to 'fast', so compare each file to the one in the update folder
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updatable_apps="$("${DIRECTORY}/manage" check-all)"
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local exitcode=$?
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#if manage output is '.', then clear the variable
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[ "$updatable_apps" == '.' ] && updatable_apps=''
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echo "$updatable_apps"
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exit $exitcode #return the same code that the manage script exited with
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fi
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}
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generate_yad_list() { #input: updatable_apps and updatable_files variables
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local IFS=$'\n'
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#If updatable_apps and updatable_files variables empty, set them to the results of the last update-check
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if [ -z "$updatable_apps" ] && [ -z "$updatable_files" ];then
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updatable_apps="$(cat "${DIRECTORY}/data/update-status/updatable-apps")"
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updatable_files="$(cat "${DIRECTORY}/data/update-status/updatable-files")"
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fi
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for app in $updatable_apps ;do #generate a yad list for every updatable app
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echo "TRUE
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${DIRECTORY}/update/pi-apps/apps/${app}/icon-24.png
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$app ($([ ! -d "${DIRECTORY}/apps/${app}" ] && echo 'new ')app$(will_reinstall "$app" && echo ', <b>will be reinstalled</b>'))
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app:$app"
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done
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for file in $updatable_files ;do #generate a yad list for every updatable file
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#determine mimetype of updatable_apps file to display an informative icon in the list
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if [ "$(file -b --mime-type "${DIRECTORY}/${file}")" == 'text/x-shellscript' ];then
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#if updatable_apps file in question is a shell script, then display shellscript icon.
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mimeicon="${DIRECTORY}/icons/shellscript.png"
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mimetype='script'
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elif [[ "${DIRECTORY}/${file}" == *.png ]] || [[ "${DIRECTORY}/${file}" == *.svg ]];then
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mimeicon="${DIRECTORY}/icons/image.png"
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mimetype='image'
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else
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#otherwise display txt icon.
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mimeicon="${DIRECTORY}/icons/txt.png"
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mimetype='file'
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fi
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echo "TRUE
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${mimeicon}
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$file ($mimetype)
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file:$file"
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done
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}
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list_updates_gui() { #input: updatable_apps and updatable_files variables
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LIST="$(generate_yad_list)"
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#echo "List: ${LIST}EOL"
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if [ -z "$LIST" ];then
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echo -e '\e[92mNothing to update. Nothing to do!\e[39m'
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exit 0
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fi
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#Display a list of everything updatable
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output="$(echo -e "$LIST" | yad --center --title='Pi-Apps' \
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--window-icon="${DIRECTORY}/icons/logo.png" --width=310 --height=300 \
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--list --checklist --separator='\n' --print-column=4 --no-headers \
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--text="Updates available:"$'\n'"Uncheck an item to skip updating it." \
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--column=:CHK --column=:IMG --column=Name --column=ID:HD \
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--button='Later'!"${DIRECTORY}/icons/exit.png"!"Remind me later":1 \
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--button='Update now'!"${DIRECTORY}/icons/download.png":0)" || exit 0
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#remove empty newlines from output
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output="$(echo "$output" | grep .)"
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#regenerate list of updatable apps and files, based on what the user selected
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updatable_apps="$(echo "$output" | grep '^app:' | sed 's/^app://g')"
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updatable_files="$(echo "$output" | grep '^file:' | sed 's/^file://g')"
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}
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update_now_gui() { #input: updatable_files and updatable_apps variables
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local IFS=$'\n'
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for file in $updatable_files ;do
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mkdir -p "$(dirname "${DIRECTORY}/${file}")"
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#copy new version to apps/
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cp -f "${DIRECTORY}/update/pi-apps/${file}" "${DIRECTORY}/${file}" || echo -e "\e[91mFailed to copy ${DIRECTORY}/update/pi-apps/${file}\e[39m!"
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echo -e "\e[92m${file} file was copied successfully.\e[39m"
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done
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IFS="$PREIFS"
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if [ ! -z "$updatable_apps" ];then
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"${DIRECTORY}/etc/terminal-run" '
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DIRECTORY="'"$DIRECTORY"'"
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updatable_apps="'"$updatable_apps"'"
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trap "sleep 10" EXIT
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PREIFS="$IFS"
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IFS=$'\''\n'\''
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for i in $updatable_apps
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do
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"${DIRECTORY}/manage" update "$i" nofetch
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done
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IFS="$PREIFS"
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echo -e "\e[92mAll updates complete. Closing in 10 seconds.\e[39m"
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' "Updating $(echo "$updatable_apps" | wc -l) app$([ $(echo "$updatable_apps" | wc -l) != 1 ] && echo s)..."
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fi
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#delete .git folder, then copy the new one
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rm -rf "${DIRECTORY}/.git" || sudo rm -rf "${DIRECTORY}/.git" || error "Failed to delete old ${DIRECTORY}/.git folder!"
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cp -a "${DIRECTORY}/update/pi-apps/.git" "${DIRECTORY}" || error "Failed to copy new .git folder!"
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echo -e "\e[92mPi-Apps updates complete.\e[39m"
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}
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update_now_cli() { #input: updatable_files and updatable_apps variables
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local IFS=$'\n'
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for file in $updatable_files ;do
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mkdir -p "$(dirname "${DIRECTORY}/${file}")"
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#copy new version to apps/
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cp -f "${DIRECTORY}/update/pi-apps/${file}" "${DIRECTORY}/${file}" || echo -e "\e[91mFailed to copy ${DIRECTORY}/update/pi-apps/${file}\e[39m!"
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echo -e "\e[92m${file} file was copied successfully.\e[39m"
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done
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for app in $updatable_apps ;do
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"${DIRECTORY}/manage" update "$app" nofetch
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done
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#delete .git folder, then copy the new one
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rm -rf "${DIRECTORY}/.git" || sudo rm -rf "${DIRECTORY}/.git" || error "Failed to delete old ${DIRECTORY}/.git folder!"
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cp -a "${DIRECTORY}/update/pi-apps/.git" "${DIRECTORY}" || error "Failed to copy new .git folder!"
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echo -e "\e[92mPi-Apps updates complete.\e[39m"
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}
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screen_width="$(xrandr | grep "HDMI-1" | awk '{print $4}' | tr 'x+' ' ' | awk '{print $1}')"
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screen_height="$(xrandr | grep "HDMI-1" | awk '{print $4}' | tr 'x+' ' ' | awk '{print $2}')"
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runmode="$1"
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speed="$2"
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if [ ! -z "$speed" ] && [ "$speed" != 'fast' ];then
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error "Unknown value for speed: "\""$speed"\"". Allowed value: fast"
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fi
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if [ "$runmode" == onboot ];then
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runmode=autostarted
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elif [ -z "$runmode" ];then
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runmode=gui
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fi
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#runmode values: autostarted, get-status, set-status, gui, gui-yes, cli, cli-yes
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echo "Updater mode: $runmode"
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if [ "$runmode" == autostarted ];then #if update-interval allows, and one app installed, display notification on boot
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#check if update interval allows update-checks, otherwise exit
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check_update_interval
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if [ $? != 0 ];then
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echo "Won't check for updates today, because of the update interval is set to '$(cat "${DIRECTORY}/data/settings/Check for updates")' in Settings."
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exit 0
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fi
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#check that at least one app has been installed by the user
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if [ "$(ls "${DIRECTORY}/data/status" | wc -l)" == 0 ];then
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echo "No apps have been installed yet, so exiting now."
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exit 0
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fi
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "Nothing is updatable."
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exit 0
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fi
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echo "Displaying notification in lower-right of screen..."
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{ #display notification in lower-right
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output="$(yad --form --text='Pi-Apps updates available.' --separator='\n' \
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--on-top --skip-taskbar --undecorated --close-on-unfocus \
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--geometry=260+$((screen_width-262))+$((screen_height-150)) \
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--image="${DIRECTORY}/icons/logo-64.png" \
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--field='Never show again':CHK FALSE \
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--button="Details!${DIRECTORY}/icons/info.png":0 --button="Close!${DIRECTORY}/icons/exit.png":2)"
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button=$?
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#if Details not clicked, and checkbox clicked, launch a dialog to change the update interval
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if [ $button != 0 ];then
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if [ "$(echo "$output" | grep . )" == TRUE ];then
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#User checked the 'Never show again' box, so ask to change update interval
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curval="$(cat "${DIRECTORY}/data/settings/Check for updates")"
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[ -z "$curval" ] && curval="$(cat "${DIRECTORY}/etc/setting-params/Check for updates" | grep -v '#' | head -n1)"
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params="$(cat "${DIRECTORY}/etc/setting-params/Check for updates" | grep -v '#')"
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params="$(echo "$params" | grep -x "$curval" | tr '\n' '!')!$(echo "$params" | grep -vx "$curval" | tr '\n' '!')"
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params="$(echo -e "$params" | sed 's/!!/!/g' | sed 's/!$//g' | sed 's/^!//g')"
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echo "Params: '$params'"
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output="$(yad --center --title='Change Pi-Apps update interval' --width=440 \
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--form --separator='\n' --window-icon="${DIRECTORY}/icons/logo.png" \
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--text="You just requested for Pi-Apps to <i>never check for updates</i> on boot."$'\n'"Are you sure? If so, change the update interval to "\""<b>Never</b>"\"" below." \
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--field='Update interval: ':CB "$params" \
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--button=Cancel!"${DIRECTORY}/icons/exit.png":1 \
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--button=Save!"${DIRECTORY}/icons/check.png":0)"
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button=$?
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output="$(echo "$output" | grep .)"
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if [ $button == 0 ];then #save button clicked
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echo "$output" > "${DIRECTORY}/data/settings/Check for updates"
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fi
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fi
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#since Details was not clicked, exit now
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exit 0
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fi
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}
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list_updates_gui
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "User did not allow anything to be updated."
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exit 0
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fi
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update_now_gui
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#display notification saying that pi-apps updates are complete
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yad --form --text='Pi-Apps updates complete.' \
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--on-top --skip-taskbar --undecorated --close-on-unfocus \
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--geometry=260+$((screen_width-262))+$((screen_height-150)) \
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--image="${DIRECTORY}/icons/logo-64.png" \
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--button="Close!${DIRECTORY}/icons/exit.png":1
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elif [ "$runmode" == 'get-status' ];then #Check if anything was deemed updatable the last time updates were checked for.
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if [ -s "${DIRECTORY}/data/update-status/updatable-files" ] || [ -s "${DIRECTORY}/data/update-status/updatable-apps" ];then
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exit 0
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else
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exit 1
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fi
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elif [ "$runmode" == 'set-status' ];then #check for updates and write updatable apps/files to "${DIRECTORY}/data/update-status"
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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echo "$updatable_apps" | grep . > "${DIRECTORY}/data/update-status/updatable-apps"
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echo "$updatable_files" | grep . > "${DIRECTORY}/data/update-status/updatable-files"
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"$0" get-status &>/dev/null
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exit $?
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elif [ "$runmode" == gui ];then #dialog-list of updatable apps, with checkboxes and an Update button
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "Nothing is updatable."
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exit 0
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fi
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list_updates_gui
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "User did not allow anything to be updated."
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exit 0
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fi
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update_now_gui
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elif [ "$runmode" == gui-yes ];then #update now without asking for confirmation
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "Nothing is updatable."
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exit 0
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fi
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update_now_gui
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elif [ "$runmode" == cli ];then #return list of updatable apps, and ask the user permission to update
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "Nothing is updatable."
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exit 0
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fi
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echo "These apps can be updated:"
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echo -n "$updatable_apps" | sed 's/^/ - /g'
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echo
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echo "These files can be updated:"
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echo -n "$updatable_files" | sed 's/^/ - /g'
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echo
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read -p "Update now? [Y/n] " answer
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if [ "$answer" == n ] || [ "$answer" == N ];then
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exit 0
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fi
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update_now_cli
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elif [ "$runmode" == cli-yes ];then #update now without asking for confirmation
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updatable_apps="$(get_updatable_apps)"
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updatable_files="$(get_updatable_files)"
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if [ -z "$updatable_files" ] && [ -z "$updatable_apps" ];then
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echo "Nothing is updatable."
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exit 0
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fi
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echo "These apps can be updated:"
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echo -n "$updatable_apps" | sed 's/^/ - /g'
|
|
|
|
echo "These files can be updated:"
|
|
echo -n "$updatable_files" | sed 's/^/ - /g'
|
|
echo
|
|
|
|
update_now_cli
|
|
|
|
else
|
|
error "updater: unknown run mode."
|
|
fi
|
|
|
|
exit 0
|
|
} #this curly brace at start and end of script prevents issues when this script updates itself. See: https://stackoverflow.com/a/19430939
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