#QRCode

Grail plugin project - Create QRCode and can put your logo to QRCode image

The plugin support both of service and taglib.

#About function:

• Create qrcode for a text
• Create qrcode for a contact - MECARD (Please see: http://www.nttdocomo.co.jp/english/service/developer/make/content/barcode/function/application/addressbook/index.html)
• Create qrcode follow google api (Please see: https://developers.google.com/chart/infographics/docs/qr_codes)

• And In each case you can put your logo in this qrcode image by link or by base64 string or object

#About technique:

• You can use service for customize your business functions. It supported you generate qrcode image for many types that you wanna do, etc:
  • You can write down your disk
  • You can get BufferedImage
  • You also can get Base64 string as well
• About logo image, It also support system path, URL or Base64 String as well,

#Installation

grails install-plugin qr-code

#Using

##User Information

Map information = [:]
def contactInfo = "MECARD:N:Tung,Ly;ADR:76 9th Avenue, 4th Floor, New York, NY 10011;"\
                + "TEL:+84906667100;EMAIL:tyanhly@example.com;;"
information.put("chs", "250x250")
information.put("cht", "qr")
information.put("chl", contactInfo)
information.put("chld", "H|1")
information.put("choe", "UTF-8")
QRCodeService.createQRCode(information, "/local/logo.jpg", "/local", "qrcode.png")

or

def bytes = new URL("http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png").getBytes()
def data = bytes.encodeBase64().toString()
QRCodeService.createQRCodeAndLogoBase64(information, data, "/local", "google.png" )

##Contact information

def contactInfos = [:]
contactInfos.put("FIRSTNAME", "Tung")
contactInfos.put("LASTNAME", "Ly")
contactInfos.put("ADR", "124 Cao Xuan Duc P12 Q8 HCM")
contactInfos.put("TEL", "0906667100")
contactInfos.put("TEL-AV", "+84906667100")
contactInfos.put("EMAIL", "tyanhly@yahoo.com")
contactInfos.put("URL", "http://kiss-concept.com")
contactInfos.put("BDAY", "1985/01/01")

QRCodeService.createContactQRCode(contactInfos, \
    "http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png", \
    "/local", "qrcode2.png")

or

def bytes = new URL("http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png").getBytes()
def data = bytes.encodeBase64().toString()
QRCodeService.createContactQRCodeAndLogoBase64(contactInfos, data, "/local", "ibm.png" )

##TagLib using

<qrcode:text>Hello QRCode Plugin for Grails</qrcode:text>
<qrcode:text
   logoLink="http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png"> 
   Hello QRCode Plugin for Grails
</qrcode:text>
<qrcode:text
   logoLink="http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png"> 
   http://google.com
</qrcode:text>

<qrcode:google information="${information}" />
<qrcode:google information="${information}" logoLink="http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png" />

<qrcode:contact contactInfos="${contactInfos}" />
<qrcode:contact contactInfos="${contactInfos}" logoLink="http://upload.wikimedia.org/wikipedia/commons/5/51/Google.png"/>

<qrcode:contact contactInfos="${contactInfos}" logoLink="~/Pictures/Google.png"/>
    
<qrcode:contact contactInfos="${contactInfos}" logoBase64="/9j/4AAQSk...SyCNxA6BP/9k="/>