{"id":936,"date":"2025-01-02T07:14:31","date_gmt":"2025-01-02T04:14:31","guid":{"rendered":"https:\/\/itgen.itbumper.com\/?page_id=936"},"modified":"2025-01-02T07:14:32","modified_gmt":"2025-01-02T04:14:32","slug":"0036_bash-vcfwifi-qr-gen","status":"publish","type":"page","link":"https:\/\/itgen.itbumper.com\/?page_id=936","title":{"rendered":"0036_Bash: VCF&WiFi QR-Gen"},"content":{"rendered":"
The script allows you to:<\/div>\n
    \n
  1. \u00a0Generate a QR code for a Wi-Fi wireless network;<\/li>\n
  2. \u00a0Generate a QR code and a VCF file (Business Card);<\/li>\n
  3. \u00a0Send the received files by email.<\/li>\n<\/ol>\n
    The script uses dialog.<\/div>\n\n\n
    \"\"<\/figure>\n\n\n
    \n#!\/bin\/bash\n\n# Enable debug mode\n# set -x\n# set +x\n\nCHARSET="utf-8"\n# Temporary files for dialog\nWIFI_TMP=$(mktemp)\nVCF_TMP=$(mktemp)\nSEND_TMP=$(mktemp)\nCHOICE_TMP=$(mktemp)\nGENERATED_FILES=()\n\n# Function to collect Wi-Fi details\nget_wifi_details() {\n    while true; do\n        dialog --title "Wi-Fi QR Generator" \\\n               --form "Enter Wi-Fi connection details:" \\\n               15 50 0 \\\n               "SSID:" 1 1 "" 1 10 30 0 \\\n               "Password:" 2 1 "" 2 10 30 0 \\\n               "Encryption (WPA\/WEP\/NONE):" 3 1 "WPA" 3 10 30 0 \\\n               2>$WIFI_TMP\n\n        if [ $? -ne 0 ]; then\n            return 0  # Back\n        fi\n\n        SSID=$(sed -n '1p' $WIFI_TMP)\n        PASSWORD=$(sed -n '2p' $WIFI_TMP)\n        ENCRYPTION=$(sed -n '3p' $WIFI_TMP)\n\n        if [ -z "$SSID" ] || [ -z "$PASSWORD" ] || [ -z "$ENCRYPTION" ]; then\n            dialog --msgbox "SSID, password, and encryption type cannot be empty." 6 40\n        else\n            WIFI_STRING="WIFI:T:$ENCRYPTION;S:$SSID;P:$PASSWORD;;"\n            qrencode -o wifi_qr.png "$WIFI_STRING"\n            GENERATED_FILES+=(wifi_qr.png)\n            dialog --msgbox "Wi-Fi QR code saved as wifi_qr.png" 6 40\n            return 0\n        fi\n    done\n}\n\n# Function to collect VCF details\nget_vcf_details() {\n    while true; do\n        dialog --title "VCF QR Generator" \\\n               --form "Enter contact details for the business card:" \\\n               20 70 0 \\\n               "Full Name (FN):" 1 1 "" 1 25 40 0 \\\n               "Name (N):" 2 1 "" 2 25 40 0 \\\n               "Phone (TEL):" 3 1 "" 3 25 40 0 \\\n               "Email (EMAIL):" 4 1 "" 4 25 40 0 \\\n               "Address (ADR):" 5 1 "" 5 25 40 0 \\\n               "Organization (ORG):" 6 1 "" 6 25 40 0 \\\n               "Title (TITLE):" 7 1 "" 7 25 40 0 \\\n               "Website (URL):" 8 1 "" 8 25 40 0 \\\n               "Birthday (BDAY):" 9 1 "" 9 25 40 0 \\\n               "Notes (NOTE):" 10 1 "" 10 25 40 0 \\\n               2>$VCF_TMP\n\n        if [ $? -ne 0 ]; then\n            return 0  # Back\n        fi\n\n        FN=$(sed -n '1p' $VCF_TMP)\n        N=$(sed -n '2p' $VCF_TMP)\n        TEL=$(sed -n '3p' $VCF_TMP)\n        EMAIL=$(sed -n '4p' $VCF_TMP)\n        ADR=$(sed -n '5p' $VCF_TMP)\n        ORG=$(sed -n '6p' $VCF_TMP)\n        TITLE=$(sed -n '7p' $VCF_TMP)\n        URL=$(sed -n '8p' $VCF_TMP)\n        BDAY=$(sed -n '9p' $VCF_TMP)\n        NOTE=$(sed -n '10p' $VCF_TMP)\n\n        if [ -z "$FN" ] || [ -z "$TEL" ] || [ -z "$EMAIL" ]; then\n            dialog --msgbox "Full Name, Phone, and Email fields are mandatory." 6 50\n        else\n            VCF_CONTENT=$(cat <<-END\nBEGIN:VCARD\nVERSION:3.0\nFN:$FN\nN:$N;;;\nTEL;TYPE=CELL:$TEL\nEMAIL;TYPE=INTERNET:$EMAIL\nADR;TYPE=WORK:;;$ADR;;;;\nORG:$ORG\nTITLE:$TITLE\nURL:$URL\nBDAY:$BDAY\nNOTE:$NOTE\nEND:VCARD\nEND\n)\n            echo "$VCF_CONTENT" > contact.vcf\n            qrencode -o vcf_qr.png "$VCF_CONTENT"\n            GENERATED_FILES+=(contact.vcf vcf_qr.png)\n            dialog --msgbox "VCF and QR code saved as contact.vcf and vcf_qr.png" 6 50\n            return 0\n        fi\n    done\n}\n\n# Function to send email\nsend_email() {\n    while true; do\n        dialog --title "Send Email" \\\n               --inputbox "Enter email address to send files to:" 8 50 \\\n               2>$SEND_TMP\n\n        if [ $? -ne 0 ]; then\n            return 0  # Back\n        fi\n\n        EMAIL=$(cat $SEND_TMP)\n\n        if [ -z "$EMAIL" ]; then\n            dialog --msgbox "Email address cannot be empty." 6 40\n        else\n            sendemail -f <sender email> -t "$EMAIL" -u "Your QR Code" -m "Your files" -s <your an email server> -a ${GENERATED_FILES[@]} -o message-charset=$CHARSET\n            if [ $? -eq 0 ]; then\n                dialog --msgbox "Files successfully sent to $EMAIL" 6 40\n                rm -f ${GENERATED_FILES[@]}\n            else\n                dialog --msgbox "Error sending files." 6 40\n                rm -f ${GENERATED_FILES[@]}\n            fi\n            return 0\n        fi\n    done\n}\n\n# Main menu\nmain_menu() {\n    while true; do\n        dialog --title "Operation Selection" \\\n               --menu "What would you like to do?" 15 50 4 \\\n               1 "QR Code for Wi-Fi" \\\n               2 "QR Code and VCF for a Business Card" \\\n               3 "Send Files via Email" \\\n               4 "Exit" \\\n               2>$CHOICE_TMP\n\n        CHOICE=$(cat $CHOICE_TMP)\n\n        case $CHOICE in\n            1) get_wifi_details ;;\n            2) get_vcf_details ;;\n            3)\n                if [ ${#GENERATED_FILES[@]} -eq 0 ]; then\n                    dialog --msgbox "No files to send." 6 40\n                else\n                    send_email\n                fi\n                ;;\n            4) break ;;\n            *) dialog --msgbox "Invalid choice." 6 40 ;;\n        esac\n    done\n}\n\nmain_menu\n\n# Remove temporary files\nrm -f $WIFI_TMP $VCF_TMP $CHOICE_TMP $SEND_TMP\n\n### hint ###\n#sudo apt install sendemail libio-socket-ssl-perl libnet-ssleay-perl\n#sendemail -f "Sender Name <sender@example.com>" \\\n#          -t recipient@example.com \\\n#          -u "Personalized Email" \\\n#          -m "This email has a custom sender name." \\\n#          -s smtp.example.com:587 \\\n#          -xu sender@example.com \\\n#          -xp "password"\n\n#sendemail -f sender@example.com -t recipient@example.com \\ -u "Log Test" -m "This email will be logged." \\ -s smtp.yourserver.com:25 -l \/path\/to\/logfile.log\n\n<\/pre><\/div>","protected":false},"excerpt":{"rendered":"
    The script allows you to: \u00a0Generate a QR code for a Wi-Fi wireless network; \u00a0Generate a QR code and a VCF file (Business Card); \u00a0Send the received files by email. The script uses dialog.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[],"tags":[],"_links":{"self":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/936"}],"collection":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=936"}],"version-history":[{"count":2,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/936\/revisions"}],"predecessor-version":[{"id":939,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=\/wp\/v2\/pages\/936\/revisions\/939"}],"wp:attachment":[{"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itgen.itbumper.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}