key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
value="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g;')")"
key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
value="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g;')")"