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Diffstat (limited to 'examples/data/uzbl/scripts/cookies.sh')
-rwxr-xr-x | examples/data/uzbl/scripts/cookies.sh | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/examples/data/uzbl/scripts/cookies.sh b/examples/data/uzbl/scripts/cookies.sh new file mode 100755 index 0000000..78139d6 --- /dev/null +++ b/examples/data/uzbl/scripts/cookies.sh @@ -0,0 +1,150 @@ +#!/bin/bash + +# THIS IS EXPERIMENTAL AND COULD BE INSECURE !!!!!! + +# this is an example bash script of how you could manage your cookies. it is very raw and basic and not as good as cookies.py +# we use the cookies.txt format (See http://kb.mozillazine.org/Cookies.txt) +# This is one textfile with entries like this: +# kb.mozillazine.org FALSE / FALSE 1146030396 wikiUserID 16993 +# domain alow-read-other-subdomains path http-required expiration name value +# you probably want your cookies config file in your $XDG_CONFIG_HOME ( eg $HOME/.config/uzbl/cookies) +# Note. in uzbl there is no strict definition on what a session is. it's YOUR job to clear cookies marked as end_session if you want to keep cookies only valid during a "session" +# MAYBE TODO: allow user to edit cookie before saving. this cannot be done with zenity :( +# TODO: different cookie paths per config (eg per group of uzbl instances) + +# TODO: correct implementation. +# see http://curl.haxx.se/rfc/cookie_spec.html +# http://en.wikipedia.org/wiki/HTTP_cookie + +# TODO : check expires= before sending. +# write sample script that cleans up cookies dir based on expires attribute. +# TODO: check uri against domain attribute. and path also. +# implement secure attribute. +# support blocking or not for 3rd parties +# http://kb.mozillazine.org/Cookies.txt +# don't always append cookies, sometimes we need to overwrite + +cookie_config=$XDG_CONFIG_HOME/uzbl/cookies +[ -z "$cookie_config" ] && exit 1 +[ -d "$XDG_DATA_HOME/uzbl" ] || exit 1 +[ -d $XDG_DATA_HOME/uzbl/ ] && cookie_data=$XDG_DATA_HOME/uzbl/cookies.txt + + +notifier= +#notifier=notify-send +#notify_wrapper () { +# echo "$@" >> $HOME/cookielog +#} +#notifier=notifier_wrapper + +# if this variable is set, we will use it to inform you when and which cookies we store, and when/which we send. +# it's primarily used for debugging +notifier= +which zenity &>/dev/null || exit 2 + +# Example cookie: +# test_cookie=CheckForPermission; expires=Thu, 07-May-2009 19:17:55 GMT; path=/; domain=.doubleclick.net + +# uri=$6 +# uri=${uri/http:\/\/} # strip 'http://' part +# host=${uri/\/*/} +action=$8 # GET/PUT +host=$9 +shift +path=$9 +shift +cookie=$9 + +field_domain=$host +field_path=$path +field_name= +field_value= +field_exp='end_session' + +function notify () { + [ -n "$notifier" ] && $notifier "$@" +} + + +# FOR NOW LETS KEEP IT SIMPLE AND JUST ALWAYS PUT AND ALWAYS GET +function parse_cookie () { + IFS=$';' + first_pair=1 + for pair in $cookie + do + if [ "$first_pair" == 1 ] + then + field_name=${pair%%=*} + field_value=${pair#*=} + first_pair=0 + else + read -r pair <<< "$pair" #strip leading/trailing wite space + key=${pair%%=*} + val=${pair#*=} + [ "$key" == expires ] && field_exp=`date -u -d "$val" +'%s'` + # TODO: domain + [ "$key" == path ] && field_path=$val + fi + done + unset IFS +} + +# match cookies in cookies.txt against hostname and path +function get_cookie () { + path_esc=${path//\//\\/} + search="^[^\t]*$host\t[^\t]*\t$path_esc" + cookie=`awk "/$search/" $cookie_data 2>/dev/null | tail -n 1` + if [ -z "$cookie" ] + then + notify "Get_cookie: search: $search in $cookie_data -> no result" + false + else + notify "Get_cookie: search: $search in $cookie_data -> result: $cookie" + read domain alow_read_other_subdomains path http_required expiration name value <<< "$cookie" + cookie="$name=$value" + true + fi +} + +function save_cookie () { + if parse_cookie + then + data="$field_domain\tFALSE\t$field_path\tFALSE\t$field_exp\t$field_name\t$field_value" + notify "save_cookie: adding $data to $cookie_data" + echo -e "$data" >> $cookie_data + else + notify "not saving a cookie. since we don't have policies yet, parse_cookie must have returned false. this is a bug" + fi +} + +[ $action == PUT ] && save_cookie +[ $action == GET ] && get_cookie && echo "$cookie" + +exit + + +# TODO: implement this later. +# $1 = section (TRUSTED or DENY) +# $2 =url +function match () { + sed -n "/$1/,/^\$/p" $cookie_config 2>/dev/null | grep -q "^$host" +} + +function fetch_cookie () { + cookie=`cat $cookie_data` +} + +function store_cookie () { + echo $cookie > $cookie_data +} + +if match TRUSTED $host +then + [ $action == PUT ] && store_cookie $host + [ $action == GET ] && fetch_cookie && echo "$cookie" +elif ! match DENY $host +then + [ $action == PUT ] && cookie=`zenity --entry --title 'Uzbl Cookie handler' --text "Accept this cookie from $host ?" --entry-text="$cookie"` && store_cookie $host + [ $action == GET ] && fetch_cookie && cookie=`zenity --entry --title 'Uzbl Cookie handler' --text "Submit this cookie to $host ?" --entry-text="$cookie"` && echo $cookie +fi +exit 0 |