UNPKG

web-cardscan

Version:

This library provides payment card scanning and verification functionality for your web app.

getbouncer.com

getbouncer/cardscan-web

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/*! This library is available under paid and free licenses. See the bouncer_cardscan.bundle.js.LICENSE.txt file for the full license text. Quick Summary ============= In short, this library will remain free forever for non-commercial applications, but use by commercial applications is limited to 90 days, after which time a licensing agreement is required. We're also adding some legal liability protections. After this period commercial applications need to convert to a licensing agreement to continue to use this library. Details of licensing (pricing, etc) are available at https://cardscan.io/pricing, or you can contact us at license@getbouncer.com. More Detailed Summary ===================== What's allowed under the license: - Free use for any app for 90 days (for demos, evaluations, hackathons, etc). - Contributions (contributors must agree to the Contributor License Agreement) - Any modifications as needed to work in your app What's not allowed under the license: - Commercial applications using the license for longer than 90 days without a license agreement. - Using us now in a commercial app today? No worries! Just email license@getbouncer.com and we’ll get you set up. - Redistribution under a different license - Removing attribution - Modifying logos - Indemnification: using this free software is ‘at your own risk’, so you can’t sue Bouncer Technologies, Inc. for problems caused by this library Questions? Concerns? Please email us at license@getbouncer.com or ask us on slack at https://getbouncer.slack.com/. */ !function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(require("@tensorflow/tfjs")):"function"==typeof define&&define.amd?define("bouncerCardScan",["@tensorflow/tfjs"],t):"object"==typeof exports?exports.bouncerCardScan=t(require("@tensorflow/tfjs")):e.bouncerCardScan=t(e["@tensorflow/tfjs"])}("undefined"!=typeof self?self:this,(function(e){return(()=>{"use strict";var t={521:function(e,t,n){var r=this&&this.__awaiter||function(e,t,n,r){return new(n||(n=Promise))((function(i,o){function a(e){try{u(r.next(e))}catch(e){o(e)}}function s(e){try{u(r.throw(e))}catch(e){o(e)}}function u(e){var t;e.done?i(e.value):(t=e.value,t instanceof n?t:new n((function(e){e(t)}))).then(a,s)}u((r=r.apply(e,t||[])).next())}))},i=this&&this.__generator||function(e,t){var n,r,i,o,a={label:0,sent:function(){if(1&i[0])throw i[1];return i[1]},trys:[],ops:[]};return o={next:s(0),throw:s(1),return:s(2)},"function"==typeof Symbol&&(o[Symbol.iterator]=function(){return this}),o;function s(o){return function(s){return function(o){if(n)throw new TypeError("Generator is already executing.");for(;a;)try{if(n=1,r&&(i=2&o[0]?r.return:o[0]?r.throw||((i=r.return)&&i.call(r),0):r.next)&&!(i=i.call(r,o[1])).done)return i;switch(r=0,i&&(o=[2&o[0],i.value]),o[0]){case 0:case 1:i=o;break;case 4:return a.label++,{value:o[1],done:!1};case 5:a.label++,r=o[1],o=[0];continue;case 7:o=a.ops.pop(),a.trys.pop();continue;default:if(!(i=a.trys,(i=i.length>0&&i[i.length-1])||6!==o[0]&&2!==o[0])){a=0;continue}if(3===o[0]&&(!i||o[1]>i[0]&&o[1]<i[3])){a.label=o[1];break}if(6===o[0]&&a.label<i[1]){a.label=i[1],i=o;break}if(i&&a.label<i[2]){a.label=i[2],a.ops.push(o);break}i[2]&&a.ops.pop(),a.trys.pop();continue}o=t.call(e,a)}catch(e){o=[6,e],r=0}finally{n=i=0}if(5&o[0])throw o[1];return{value:o[0]?o[1]:void 0,done:!0}}([o,s])}}};t.__esModule=!0,t.SavedFramesAnalyzer=t.CardDetectAnalyzer=void 0;var o=n(993),a=n(232),s=n(848),u=n(749),c=n(757),l=n(438),d=n(477),h=new c.Mutex,g=null,M=function(){function e(t,n,r,i,o,a,s,u){this.debugCanvasElement=null,this.cardCanvasElement=t,this.fullCanvasElement=n,this.centerCanvasElement=r,this.videoElement=i,this.cardViewFinderElement=o,this.squareViewFinderElement=a,this.fullViewFinderElement=s,this.debugCanvasElement=u,t.width=e.IMAGE_SIZE_CARD.width,t.height=e.IMAGE_SIZE_CARD.height,n.width=e.IMAGE_SIZE_FULL.width,n.height=e.IMAGE_SIZE_FULL.height,r.width=e.IMAGE_SIZE_SQUARE.width,r.height=e.IMAGE_SIZE_SQUARE.height}return e.warmUp=function(t){return r(this,void 0,void 0,(function(){var n=this;return i(this,(function(o){switch(o.label){case 0:return[4,h.dispatch((function(){return r(n,void 0,void 0,(function(){var n,r,o;return i(this,(function(i){switch(i.label){case 0:if(!e.isTensorFlowAvailable())return console.warn("Unable to warm up ML model. 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1:return[2,e.sent().filter((function(e){return"videoinput"==e.kind})).length>1]}}))}))},e.prototype.swapCamera=function(){null===this.videoIndex?this.videoIndex=0:this.videoIndex++,this.setCamera()},e.prototype.startCamera=function(){this.videoElement.srcObject&&this.videoElement.play()},e.prototype.stopCamera=function(){try{this.videoElement.pause();var e=this.videoElement.srcObject;if(e)for(var t=e.getTracks(),n=0;n<t.length;n++)t[n].stop()}catch(e){console.debug("Error shutting down camera "+e)}},e.prototype.clearCamera=function(){this.stopCamera(),this.videoElement.srcObject=null},e.prototype.isCameraFacingUser=function(e){return!s.getNavigator().mediaDevices.getSupportedConstraints().facingMode||"environment"!=e.getVideoTracks()[0].getSettings().facingMode},e.prototype.mirrorVideo=function(){this.videoElement.classList.add("mirrored")},e.prototype.forceRefocus=function(){return i(this,void 0,void 0,(function(){var e,t,n,r,i;return o(this,(function(o){switch(o.label){case 0:if(!this.cameraLoadPromise)return[2];o.label=1;case 1:return o.trys.push([1,3,,4]),[4,this.cameraLoadPromise];case 2:if(o.sent(),e=this.videoElement.srcObject)for(t=e.getTracks(),n=0;n<t.length;n++)r=t[n].getSettings().focusDistance,t[n].applyConstraints({focusMode:"manual",focusDistance:0}),t[n].getSettings().focusMode="manual",t[n].getSettings().focusDistance=0,t[n].applyConstraints({focusMode:"continuous",focusDistance:r}),t[n].getSettings().focusMode="continuous",t[n].getSettings().focusDistance=r;return[3,4];case 3:return i=o.sent(),console.error("Unable to force refocus "+i),[3,4];case 4:return[2]}}))}))},e.prototype.toggleTorch=function(){return i(this,void 0,void 0,(function(){var e,t,n,r;return o(this,(function(i){switch(i.label){case 0:if(!this.cameraLoadPromise)return[2,!1];i.label=1;case 1:return i.trys.push([1,3,,4]),[4,this.cameraLoadPromise];case 2:if(i.sent(),e=this.videoElement.srcObject)for(this.torchOn=!this.torchOn,t=e.getTracks(),n=0;n<t.length;n++)t[n].applyConstraints({advanced:[{torch:this.torchOn}]});return[3,4];case 3:return r=i.sent(),console.error("Unable to toggle torch "+r),[2,!1];case 4:return[2,this.torchOn]}}))}))},e.prototype.supportsTorch=function(){return i(this,void 0,void 0,(function(){var e,t,n,r;return o(this,(function(i){switch(i.label){case 0:if(!this.cameraLoadPromise)return[2,!1];i.label=1;case 1:return i.trys.push([1,7,,8]),[4,this.cameraLoadPromise];case 2:if(i.sent(),!(e=this.videoElement.srcObject))return[3,6];t=e.getTracks(),n=0,i.label=3;case 3:return n<t.length?[4,new ImageCapture(t[n]).getPhotoCapabilities()]:[3,6];case 4:if(void 0!==i.sent().fillLightMode)return u.ScanStats.setTorchSupported("supported"),[2,!0];i.label=5;case 5:return n++,[3,3];case 6:return[3,8];case 7:return r=i.sent(),console.error("Unable to determine torch support "+r),u.ScanStats.setTorchSupported("unsupported"),[2,!1];case 8:return u.ScanStats.setTorchSupported("unsupported"),[2,!1]}}))}))},e.prototype.unMirrorVideo=function(){this.videoElement.classList.remove("mirrored")},e.prototype.captureImage=function(){return i(this,void 0,void 0,(function(){var e;return o(this,(function(t){switch(t.label){case 0:if(!this.cameraLoadPromise)return console.error("Attempting to capture image before initCamera."),[2,null];t.label=1;case 1:return t.trys.push([1,3,,4]),[4,this.cameraLoadPromise];case 2:return t.sent(),this.captureContext.drawImage(this.videoElement,0,0,this.captureElement.width,this.captureElement.height),[2,this.captureContext.getImageData(0,0,this.captureElement.width,this.captureElement.height)];case 3:return e=t.sent(),console.error("Unable to capture camera image "+e),[2,null];case 4:return[2]}}))}))},e}();t.CameraAdapter=c,function(e){e[e.Success=0]="Success",e[e.Unsupported=1]="Unsupported",e[e.Unavailable=2]="Unavailable"}(a=t.CameraInitResult||(t.CameraInitResult={}))},817:function(e,t,n){var r,i=this&&this.__extends||(r=function(e,t){return(r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])})(e,t)},function(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Class extends value "+String(t)+" is not a constructor or null");function n(){this.constructor=e}r(e,t),e.prototype=null===t?Object.create(t):(n.prototype=t.prototype,new n)});t.__esModule=!0,t.CardMatcher=t.isValidPanLastFour=t.isValidCvc=t.isValidIin=t.isValidPan=t.lastFourFromPan=t.iinFromPan=t.normalizeCardNumber=t.getCardIssuer=t.formatPan=t.formatIssuer=t.CardIssuer=void 0;var o,a=n(757),s=new a.IntRange(3,4);!function(e){e.AmericanExpress="American 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t=parseInt(e.substring(e.length-1)),n=e.length%2,r=0;r<e.length-1;r++)t+=r%2==n?this.doubleDigit(parseInt(e[r])):parseInt(e[r]);return t%10==0},t.prototype.doubleDigit=function(e){return 2*e>9?2*e-9:2*e},t}(c)),g=function(){function e(){for(var t=[],n=0;n<arguments.length;n++)t[n]=arguments[n];this.blockSizes=t,this.blockIndices=e.blockSizesToIndicies(this.blockSizes)}return e.blockSizesToIndicies=function(e){var t=0;return e.map((function(e){var n=e+t;return t=n,n}))},e.prototype.formatPan=function(e){for(var t=[],n=0;n<e.length;n++)this.blockIndices.indexOf(n)>=0&&t.push(" "),t.push(e[n]);return t.join("")},e}(),M=[new u(new a.IntRange(34e4,349999),o.AmericanExpress,[15],new a.IntRange(3,4).toList(),d.append(h)),new u(new a.IntRange(37e4,379999),o.AmericanExpress,[15],new a.IntRange(3,4).toList(),d.append(h)),new u(new a.IntRange(3e5,305999),o.DinersClub,new a.IntRange(16,19).toList(),[3],d.append(h)),new u(new a.IntRange(309500,309599),o.DinersClub,new 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e&&!this.panMatches(e)},e.prototype.panMatches=function(e){var t=!this.requiredIin||this.requiredIin==e.substring(0,this.requiredIin.length),n=!this.requiredLastFour||this.requiredLastFour==e.substring(e.length-this.requiredLastFour.length);return t&&n},e}();t.CardMatcher=v},232:(e,t)=>{t.__esModule=!0,t.BouncerConfig=void 0;var n=function(){function e(){}return e.prototype.setDebug=function(t){e.isDebug=t},e.prototype.setApiKey=function(t){e.apiKey=t},e.prototype.setModelDownloadAttempts=function(t){e.modelDownloadAttempts=t},e.prototype.setImageQuality=function(t,n,r){void 0===t&&(t=.92),void 0===n&&(n=.92),void 0===r&&(r=.92),e.imageQualityOcr=t,e.imageQualityFull=n,e.imageQualityCenter=r},e.prototype.setImageSizeEstimates=function(t,n,r){void 0===t&&(t=27),void 0===n&&(n=36),void 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