NT-Tokyo2015-EmergnecyDEMO

#!/bin/bash
#gpio 20,21 pullup mode set.
`gpio -g mode 20 up`
`gpio -g mode 21 down`
`gpio -g mode 26 down`
`gpio -g mode 16 down`
`gpio -g mode 19 out`
`gpio -g write 19 1`
countA=0
countB=0
#LCD initialize
`i2cset -y 1 0x3c 0 1 2 0xf 1 i`
    PBX=`gpio -g read 20`
    PBKey=`gpio -g read 21`
#check people count file
if [ -e /home/pi/count.txt ];then
count_people=`cat /home/pi/count.txt|tail -1`
else
`echo 0 >> /home/pi/count.txt`
count_people=`cat /home/pi/count.txt|tail -1`
fi

while :
#Line 1 set
`i2cset -y 1 0x3c 0 0x80 i`
# "ボクハイツデモOKダヨ！"
`i2cset -y 1 0x3c 0x40 0xce 0xde 0xb8 0xca 0xb2 0xc2 0xc3 0xde 0xd3 0x4f 0x4b 0xc0 0xde 0xd6 0x21 i`
#Line 2 set
`i2cset -y 1 0x3c 0 0xa0 i`
#ゼヒオシテイッテネ（ハァト
`i2cset -y 1 0x3c 0x40 0xbe 0xde 0xcb 0xb5 0xbc 0xc3 0xb2 0xaf 0xc3 0xc8 0x28 0xca 0xa7 0xc4 i`
do
#read current PB eneble
    while [ 0 -eq "${PBX}" -o 1 -eq "${PBkey}" ]
    do
    PBX=`gpio -g read 20`
    PBKey=`gpio -g read 21`
    done
        #wait PB
        while :
        do
        PBX=`gpio -g read 20`
        PBKey=`gpio -g read 21`
        PBToglle=`gpio -g read 26`
        PBShoot=`gpio -g read 16`
        if [ 1 -eq "${PBToglle}" ];then
        `gpio -g write 19 0`
        else
        `gpio -g write 19 1`
        fi
        #PB enable
        if [ 0 -eq "${PBX}" ];then
        #LCD double line set
        `i2cset -y 1 0x3c 0 0x2c 0x01 i`
        for i in 1 2 3
        do
        #ドーン！
        `i2cset -y 1 0x3c 0x40 0xc4 0xde 0xb0 0xdd 0x21 i`
        done
        break
        i=0
        fi
             if [ 1 -eq "${PBKey}" -a 0 -eq "${PBToglle}" -a 0 -eq "${PBShoot}" ];then
             if [ 0 -eq "${countA}" ];then
             #Line1 Read to the
             `i2cset -y 1 0x3c 0 0x28 0x01 i`
             `i2cset -y 1 0x3c 0x40 0x52 0x65 0x61 0x64 0x79 0x20 0x74 0x6f 0x20 0x74 0x68 0x65 0x20 i`
             #Line2 ARMED standby
             `i2cset -y 1 0x3c 0 0xa0 i`
             `i2cset -y 1 0x3c 0x40 0x41 0x52 0x4d 0x45 0x44 0x20 0x73 0x74 0x61 0x6e 0x64 0x62 0x79 i`
             countA=$((countA + 1))
             fi
             fi
                    if [ 1 -eq "${PBKey}" -a 1 -eq "${PBToglle}" -a 0 -eq "${PBShoot}" ];then
                    if [ 0 -eq "${countB}" ];then
                         #Line1 Check SYSTEM Now
                       `i2cset -y 1 0x3c 0 0x28 0x02 i`
                       `i2cset -y 1 0x3c 0x40 0x43 0x68 0x65 0x63 0x6b 0x20 0x53 0x59 0x53 0x54 0x45 0x4d 0x20 0x4e 0x6f 0x77 i`
                         #Line2 ARMED standby
                       `i2cset -y 1 0x3c 0 0xa0 i`
                       `i2cset -y 1 0x3c 0x40 0x53 0x79 0x73 0x74 0x65 0x6d 0x20 0x41 0x6c 0x6c 0x20 0x47 0x72 0x65 0x65 0x6e i`
                        sleep 2
                       `i2cset -y 1 0x3c 0 0x2c 0x01 i`
                       `i2cset -y 1 0x3c 0x40 0x54 0x41 0x52 0x47 0x45 0x54 0x20 0x63 0x6c 0x65 0x61 0x72 0x20 0x4c 0x6f 0x63 i`
                        countB=$((countB + 1))
                    fi
                    fi
                       if [ 1 -eq "${PBKey}" -a 1 -eq "${PBToglle}" -a 1 -eq "${PBShoot}" ];then                           
`i2cset -y 1 0x3c 0 0x2c 0x01 i`
                           `i2cset -y 1 0x3c 0x40 0x53 0x68 0x6f 0x6f 0x74 0x21 0x53 0x68 0x6f 0x6f 0x74 0x21 i`
                            count_people=$((count_people + 1))
                            `echo "${count_people}" >> /home/pi/count.txt`             
                        `mpg123 /home/pi/bomb.mp3 &`
                        countA=0
                        countB=0
                       break
                       fi                       
done
#Following Twitter OAuth
getdate=`date +"%Y%m%d"|cut -b3-`
UNIX_T=`date -u +%s`
#Initialize
i=0
#API applicaton keys
Consumerkey=大人の事情で検閲され（ｒｙ
consumerSecret=大人の事情で検閲され（ｒｙ
tokenSecret=大人の事情で検閲され（ｒｙ
Accesstoken=大人の事情で検閲され（ｒｙ

#make the oauth_nonce_code.
while [ 10 -gt ${i} ];
do
i=$((i + 1))
codemake=`echo $RANDOM $RANDOM $RANDOM $RANDOM|sed -e 's/ //g'`
oauth_nonce_code=${codemake}${oauth_nonce_code}
done
oauth_nonce_code=`echo ${oauth_nonce_code}|cut "-b-32"`

#Create OAuth signature
oauth_signature_id_base=`echo -n "POST&https%3A%2F%2Fapi.twitter.com%2F1.1%2Fstatuses%2Fupdate.json&oauth_consumer_key%3D${Consumerkey}%26oauth_nonce%3D${oauth_nonce_code}%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D${UNIX_T}%26oauth_token%3D${Accesstoken}%26oauth_version%3D1.0%26status%3D%25E3%2582%2588%25E3%2581%2586%25E3%2581%2593%25E3%2581%259D%25E2%2599%25AA%25E7%25A7%2581%25E9%2581%2594%25E3%2581%25AE%25E3%2583%2596%25E3%2583%25BC%25E3%2582%25B9%25E3%2581%25B8%25E3%2580%2582%250D%250A%25E7%25B7%258A%25E6%2580%25A5%25E5%2581%259C%25E6%25AD%25A2%25E3%2583%259C%25E3%2582%25BF%25E3%2583%25B3%25E7%2599%25BA%25E5%258B%2595%25E3%2581%2597%25E3%2581%25BE%25E3%2581%2599%25E3%2581%259F%25EF%25BC%2581%250D%250A%25E3%2581%25A9%25E3%2581%25A3%25E3%2581%258B%25E3%2583%25BC%25E3%2583%25BC%25E3%2583%25BC%25E3%2583%25BC%25E3%2583%25BC%25E3%2583%25BC%25E3%2582%2593%25EF%25BC%2581%250D%250A${count_people}%25E4%25BA%25BA%25E7%259B%25AE%25E3%2581%25A7%25E3%2581%2599%250D%250A%2523nttokyo"|openssl dgst -sha1 -binary -hmac "${consumerSecret}&${tokenSecret}"|base64|perl -MURI::Escape -lne 'print uri_escape($_)'`
##post to tweet
curl --request 'POST' 'https://api.twitter.com/1.1/statuses/update.json' --data "status=%E3%82%88%E3%81%86%E3%81%93%E3%81%9D%E2%99%AA%E7%A7%81%E9%81%94%E3%81%AE%E3%83%96%E3%83%BC%E3%82%B9%E3%81%B8%E3%80%82%0D%0A%E7%B7%8A%E6%80%A5%E5%81%9C%E6%AD%A2%E3%83%9C%E3%82%BF%E3%83%B3%E7%99%BA%E5%8B%95%E3%81%97%E3%81%BE%E3%81%99%E3%81%9F%EF%BC%81%0D%0A%E3%81%A9%E3%81%A3%E3%81%8B%E3%83%BC%E3%83%BC%E3%83%BC%E3%83%BC%E3%83%BC%E3%83%BC%E3%82%93%EF%BC%81%0D%0A${count_people}%E4%BA%BA%E7%9B%AE%E3%81%A7%E3%81%99%0D%0A%23nttokyo" --header "Authorization: OAuth oauth_consumer_key="""${Consumerkey}""", oauth_nonce="""${oauth_nonce_code}""", oauth_signature="""${oauth_signature_id_base}""", oauth_signature_method="HMAC-SHA1", oauth_timestamp="""${UNIX_T}""", oauth_token="""${Accesstoken}""", oauth_version="1.0"" --verbose
sleep 1
##LCD set clear and line1
`i2cset -y 1 0x3c 0 0x28 0x01 i`
done