~chromium-team/chromium-browser/artful-beta

#!/bin/bash

 

set -u

 

REWARN_AT_SOONEST=3  #days

MAX_TRIES_PER_100_DAYS=5

WARN_DIR=~/.config/chromium/Ubuntu/stale-flashplayer-warned

OBSELETE_PACKAGES="flashplugin-installer adobe-flash-player"

GOOD_PACKAGE=adobe-flashplugin

 

found_obselete=""

 

mkdir -p "${WARN_DIR}"

if find $WARN_DIR -mtime -100 -type f |wc -l |xargs test $MAX_TRIES_PER_100_DAYS -ge; then

 

        if find "${WARN_DIR}" -mtime "-${REWARN_AT_SOONEST}" -type f |wc -l |xargs test 1 -gt; then   # not warned in N days

                if id -Gn |grep \\bsudo\\b >/dev/null; then   # user could change things

                        for pkg in ${OBSELETE_PACKAGES}; do

                                if test -f /var/lib/dpkg/info/${pkg}.list; then   # likely installed

                                        dpkg -l flashplugin-installer >/dev/null && found_obselete="$pkg $found_obselete"

                                fi

                        done

                else

                        echo "Even if we warned about this bad flash, user can not update it."

                        zenity --info --text "Your computer has an outdated version of Flash plugin. You should install '$GOOD_PACKAGE' package." &

                        echo >"${WARN_DIR}/sudo-not-available"  # rate limited, but never grows count more than 1

                fi

        else

                echo "Already warned about Flash in last $REWARN_AT_SOONEST days. Skipping."

        fi

 

        if test "${found_obselete}"; then

                # do we have a better suggestion?

                have_better_package=""

                apt-cache search "${GOOD_PACKAGE}" >/dev/null && have_better_package=$GOOD_PACKAGE

                warn_file="${WARN_DIR}/$(date +%Y%m%d)"

                echo >"$warn_file"

 

                if test "$have_better_package"; then

                        zenity --question --text="The Flash player plugin you have installed is out of date. Do you wish to update it now?" --title="Update flash?" --ok-label "Update" --cancel-label "Skip"

                        case $? in

                                0)

                                        trap "rm \"$warn_file\"; zenity --info --text 'Will try again later.'" ERR

                                        gksu --message "Step 1/2. Retrieve new package list. Requires owner verification" -- apt-get update

                                        gksu --message "Step 2/2. Install new package. Requires owner verification" -- apt-get -y install ${GOOD_PACKAGE}

                                        ;;

                        esac

                else

                        zenity --question --text="The Flash player plugin you have installed is out of date. Do you wish to enable the Canonical Partner software source and update it now?" --title="Update flash?" --ok-label "Enable and update" --cancel-label "Skip"

                        case $? in

                                0)

                                        trap "rm \"$warn_file\"; zenity --info --text 'Will try again later.'" ERR

                                        partner_file=$(mktemp canonical-partner-new-source-XXXXXX)

                                        distro=$(lsb_release -c -s)

                                        echo "deb http://archive.canonical.com/ubuntu ${distro:-vivid} partner" >${partner_file}

                                        gksu --message "Step 1/3. Create a new partner source. Requires owner verification" -- mv "${partner_file}" /etc/apt/sources.d/canonical-partners.list

                                        gksu --message "Step 2/3. Retrieve new package list. Requires owner verification" -- apt-get update

                                        gksu --message "Step 3/3. Install new package. Requires owner verification" -- apt-get -y install ${GOOD_PACKAGE}

                                        ;;

                        esac

                fi

        fi

else

        echo "Already warned about Flash more than $MAX_TRIES_PER_100_DAYS times in 100 days."

fi