diff options
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/captcha.sh | 69 |
1 files changed, 31 insertions, 38 deletions
diff --git a/tools/captcha.sh b/tools/captcha.sh index 9fa4a52c4..7885858a2 100755 --- a/tools/captcha.sh +++ b/tools/captcha.sh @@ -15,69 +15,62 @@ INPUT=$1 -if test -n ${BASH_VERSION:-''} ; then - get_random () - { - R=$RANDOM - } -else - for n in `od -A n -t u2 -N 48 /dev/urandom`; do RL="$RL$n "; done - get_random () - { - R=${RL%% *} - RL=${RL#* } - } -fi +for n in $(od -A n -t u2 -N 48 /dev/urandom); do RL="$RL$n "; done +get_random () +{ + R=${RL%% *} + RL=${RL#* } +} get_random -WAVE1_AMPLITUDE=$((2 + $R % 5)) +WAVE1_AMPLITUDE=$((2 + R % 5)) get_random -WAVE1_LENGTH=$((50 + $R % 25)) +WAVE1_LENGTH=$((50 + R % 25)) get_random -WAVE2_AMPLITUDE=$((2 + $R % 5)) +WAVE2_AMPLITUDE=$((2 + R % 5)) get_random -WAVE2_LENGTH=$((50 + $R % 25)) +WAVE2_LENGTH=$((50 + R % 25)) get_random -WAVE3_AMPLITUDE=$((2 + $R % 5)) +WAVE3_AMPLITUDE=$((2 + R % 5)) get_random -WAVE3_LENGTH=$((50 + $R % 25)) +WAVE3_LENGTH=$((50 + R % 25)) get_random -W1_LINE_START_Y=$((10 + $R % 40)) +W1_LINE_START_Y=$((10 + R % 40)) get_random -W1_LINE_STOP_Y=$((10 + $R % 40)) +W1_LINE_STOP_Y=$((10 + R % 40)) get_random -W2_LINE_START_Y=$((10 + $R % 40)) +W2_LINE_START_Y=$((10 + R % 40)) get_random -W2_LINE_STOP_Y=$((10 + $R % 40)) +W2_LINE_STOP_Y=$((10 + R % 40)) get_random -W3_LINE_START_Y=$((10 + $R % 40)) +W3_LINE_START_Y=$((10 + R % 40)) get_random -W3_LINE_STOP_Y=$((10 + $R % 40)) +W3_LINE_STOP_Y=$((10 + R % 40)) get_random -B1_LINE_START_Y=$(($R % 40)) +B1_LINE_START_Y=$((R % 40)) get_random -B1_LINE_STOP_Y=$(($R % 40)) +B1_LINE_STOP_Y=$((R % 40)) get_random -B2_LINE_START_Y=$(($R % 40)) +B2_LINE_START_Y=$((R % 40)) get_random -B2_LINE_STOP_Y=$(($R % 40)) -#B3_LINE_START_Y=$(($R % 40)) -#B3_LINE_STOP_Y=$(($R % 40)) +B2_LINE_STOP_Y=$((R % 40)) +#B3_LINE_START_Y=$((R % 40)) +#B3_LINE_STOP_Y=$((R % 40)) get_random -B1_LINE_START_X=$(($R % 20)) +B1_LINE_START_X=$((R % 20)) get_random -B1_LINE_STOP_X=$((100 + $R % 40)) +B1_LINE_STOP_X=$((100 + R % 40)) get_random -B2_LINE_START_X=$(($R % 20)) +B2_LINE_START_X=$((R % 20)) get_random -B2_LINE_STOP_X=$((100 + $R % 40)) -#B3_LINE_START_X=$(($R % 20)) -#B3_LINE_STOP_X=$((100 + $R % 40)) +B2_LINE_STOP_X=$((100 + R % 40)) +#B3_LINE_START_X=$((R % 20)) +#B3_LINE_STOP_X=$((100 + R % 40)) get_random -ROLL_X=$(($R % 40)) +ROLL_X=$((R % 40)) convert -size 180x60 xc:none -pointsize 40 \ \( -clone 0 -fill white \ |