23
2
Fork 0

A bit cleaning

This commit is contained in:
Adrien Bourmault 2021-08-31 12:31:03 +02:00
parent 69ac7a9537
commit daaa867dff
Signed by: neox
GPG Key ID: 6EB408FE0ACEC664
1 changed files with 37 additions and 25 deletions

View File

@ -3,17 +3,10 @@
# Copyright © 2021 Adrien Bourmault (neox@a-lec.org) # Copyright © 2021 Adrien Bourmault (neox@a-lec.org)
# Copyright © 2021 Echolib (echolib@dismail.de) # Copyright © 2021 Echolib (echolib@dismail.de)
# This program is free software: you can redistribute it and/or modify # This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by # it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or # the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version. # (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# This script is an example captcha script. # This script is an example captcha script.
# It takes the text to recognize in the captcha image as a parameter. # It takes the text to recognize in the captcha image as a parameter.
@ -30,9 +23,18 @@
INPUT=$1 INPUT=$1
LENINPUT=${#INPUT} LENINPUT=${#INPUT}
DIGIT=(zéros uns deux trois quatres cinqs six septs huits neufs dix) DIGITS=(zéros uns deux trois quatres cinqs six septs huits neufs dix)
DIGIT=(zéro un deux trois quatre cinq six sept huit neuf dix)
# Loop 10 times (should be enough) to check if a TARGET number is in INPUT
# ****************************************************************************
#
# Tools
#
# ****************************************************************************
# Loops 10 times (should be enough) to check if a TARGET number is in INPUT
GENERATE__NOTIN() { GENERATE__NOTIN() {
for i in {1..10} for i in {1..10}
do do
@ -42,11 +44,15 @@ do
done done
} }
#=====
# Modules
#=====
# REPLACE a random number in INPUT by another one Randomized # ****************************************************************************
#
# Captcha shapes
#
# ****************************************************************************
# REPLACEs a random number in INPUT by another one randomized
REPLACE() { REPLACE() {
NAME="REPLACE" NAME="REPLACE"
PLACE=`seq 1 6 | sort -R | head -n 1` PLACE=`seq 1 6 | sort -R | head -n 1`
@ -55,14 +61,15 @@ TARGET=`echo "$INPUT" | head -c $PLACE | tail -c 1`
GENERATE__NOTIN GENERATE__NOTIN
NAME+="-$FALSENBR-$TARGET" NAME+="-$FALSENBR-$TARGET"
NEWINPUT=${INPUT//$TARGET/$FALSENBR} NEWINPUT=${INPUT//$TARGET/$FALSENBR}
INSTRUCTIONS1="Remplacez les ${DIGIT[FALSENBR]} par les ${DIGIT[TARGET]}" INSTRUCTIONS1="Remplacez les ${DIGITS[FALSENBR]} par des ${DIGITS[TARGET]}"
} }
# REVerse INPUT. Ask to Add first or last number in random.
# REVERSEs INPUT. Ask to Add first or last number in random.
REVERSE() { REVERSE() {
NAME="REVERSE" NAME="REVERSE"
RFL=`seq 1 2 | sort -R | head -n 1` # Rand First (1) or Last (2) RFL=`seq 1 2 | sort -R | head -n 1` # Rand First (1) or Last (2)
ADDNBR=${DIGIT[ADDNBR]} ADDNBR=${DIGITS[ADDNBR]}
for ((i=$LENINPUT-1;i>=0;i--)) for ((i=$LENINPUT-1;i>=0;i--))
do do
@ -73,18 +80,19 @@ if (( $RFL == 1 ));then
ADDNBR="${INPUT:0:1}" ADDNBR="${INPUT:0:1}"
NAME+="_FIRST" NAME+="_FIRST"
NEWINPUT=${NEWINPUT:0:$LENINPUT-1} # Do not show first INPUT NBR NEWINPUT=${NEWINPUT:0:$LENINPUT-1} # Do not show first INPUT NBR
INSTRUCTIONS1="Écrivez le chiffre ${DIGIT[$ADDNBR]} puis" INSTRUCTIONS1="Écrivez le chiffre ${DIGITS[$ADDNBR]} puis"
INSTRUCTIONS2="Recopiez de DROITE à GAUCHE ←" INSTRUCTIONS2="Recopiez de DROITE à GAUCHE ←"
else else
ADDNBR="${INPUT:$LENINPUT-1:1}" ADDNBR="${INPUT:$LENINPUT-1:1}"
NAME+="_LAST" NAME+="_LAST"
NEWINPUT=${NEWINPUT:1:$LENINPUT-1} # Do not show last INPUT NBR NEWINPUT=${NEWINPUT:1:$LENINPUT-1} # Do not show last INPUT NBR
INSTRUCTIONS1="Recopiez de DROITE à GAUCHE ←" INSTRUCTIONS1="Recopiez de DROITE à GAUCHE ←"
INSTRUCTIONS2="Terminez par le chiffre ${DIGIT[$ADDNBR]}" INSTRUCTIONS2="Terminez par le chiffre ${DIGITS[$ADDNBR]}"
fi fi
NAME+="-$ADDNBR" NAME+="-$ADDNBR"
} }
# Add FALSE NBR to INPUT at three randomized place # Add FALSE NBR to INPUT at three randomized place
NOTIN() { NOTIN() {
NAME="NOTIN" NAME="NOTIN"
@ -101,9 +109,10 @@ do
NEWINPUT="$NEWINPUT${INPUT:$i:1}" NEWINPUT="$NEWINPUT${INPUT:$i:1}"
done done
NAME+="-$FALSENBR" NAME+="-$FALSENBR"
INSTRUCTIONS1="Recopiez sans les ${DIGIT[FALSENBR]}" INSTRUCTIONS1="Recopiez sans les ${DIGITS[FALSENBR]}"
} }
# Take a random NBR from INPUT. Calculate X # Take a random NBR from INPUT. Calculate X
CALCUL() { CALCUL() {
PLACE=`seq 1 $((LENINPUT)) | sort -R | head -n 1` PLACE=`seq 1 $((LENINPUT)) | sort -R | head -n 1`
@ -121,21 +130,24 @@ else
if (( $FALSENBR <= $TARGET ));then if (( $FALSENBR <= $TARGET ));then
RESULT=$(( TARGET + FALSENBR )) RESULT=$(( TARGET + FALSENBR ))
RESUME=$(( TARGET - FALSENBR )) RESUME=$(( TARGET - FALSENBR ))
INSTRUCTIONS1="Calculez: ${DIGIT[FALSENBR]} + ${DIGIT[RESUME]}. Copiez..." INSTRUCTIONS1="Calculez: ${DIGITS[FALSENBR]} + ${DIGITS[RESUME]}. Copiez..."
NAME="CALCULP-$FALSENBR-$RESUME" NAME="CALCULP-$FALSENBR-$RESUME"
else else
RESULT=$(( FALSENBR - TARGET )) RESULT=$(( FALSENBR - TARGET ))
RESUME=$(( TARGET - RESULT )) RESUME=$(( TARGET - RESULT ))
INSTRUCTIONS1="Calculez: ${DIGIT[RESULT]} + ${DIGIT[RESUME]}. Copiez..." INSTRUCTIONS1="Calculez: ${DIGITS[RESULT]} + ${DIGITS[RESUME]}. Copiez..."
NAME="CALCULP-$RESULT-$RESUME" NAME="CALCULP-$RESULT-$RESUME"
fi fi
fi fi
INSTRUCTIONS2="...en remplaçant chaque X par la somme" INSTRUCTIONS2="...en remplaçant chaque X par la somme"
} }
#=====
# Choose a random module # ****************************************************************************
#===== #
# Random captcha shape choice (aka main)
#
# ****************************************************************************
MODULES=(CALCUL NOTIN REPLACE REVERSE) MODULES=(CALCUL NOTIN REPLACE REVERSE)
NBRMODULES=${#MODULES[@]} NBRMODULES=${#MODULES[@]}
@ -143,7 +155,7 @@ RMODULE=`seq 0 $((NBRMODULES-1)) | sort -R | head -n 1`
eval "${MODULES[RMODULE]}" eval "${MODULES[RMODULE]}"
TEXT="$NEWINPUT" TEXT="$NEWINPUT"
CHAPRILURI="$HOME/Images/Captcha/${NAME}_${NEWINPUT}_${INPUT}.png" CHAPRILURI="/var/lib/ejabberd/chapril_captchas/${NAME}_${NEWINPUT}_${INPUT}.png"
convert -size 300x70 xc:none -pointsize 20 \ convert -size 300x70 xc:none -pointsize 20 \
\( -clone 0 -fill black \ \( -clone 0 -fill black \