kahuna/public/js/services/graphic-image-blur.js

import angular from "angular";
import 'angular-cookies';

const COOKIE_SHOULD_BLUR_GRAPHIC_IMAGES = 'SHOULD_BLUR_GRAPHIC_IMAGES';
const cookieOptions = {
  domain: `.${window.location.host}`,
  path: '/',
  expires: new Date(Date.now() + 34473600000) //399 days from now (max cookie expiry time)
};

export const graphicImageBlurService = angular.module("kahuna.services.graphicImageBlur", ['ngCookies']).factory(
  "graphicImageBlurService",
  ['$cookies', function($cookies) {
    const defaultShouldBlurGraphicImages = window._clientConfig.defaultShouldBlurGraphicImages;
    const shouldBlurGraphicImagesCookieValue = $cookies.get(COOKIE_SHOULD_BLUR_GRAPHIC_IMAGES);
    const isYetToAcknowledgeBlurGraphicImages = defaultShouldBlurGraphicImages && !shouldBlurGraphicImagesCookieValue; // i.e. cookie not set, one way or the other
    const shouldBlurGraphicImages = (shouldBlurGraphicImagesCookieValue || defaultShouldBlurGraphicImages.toString()) === "true";
    if (!!shouldBlurGraphicImagesCookieValue){
      $cookies.put(COOKIE_SHOULD_BLUR_GRAPHIC_IMAGES, shouldBlurGraphicImages.toString(), cookieOptions); // extend cookie expiry
    }
    return {
      shouldBlurGraphicImages,
      isYetToAcknowledgeBlurGraphicImages,
      toggleShouldBlurGraphicImages: () => {
        const newCookieValue = (!shouldBlurGraphicImages).toString();
        $cookies.put(COOKIE_SHOULD_BLUR_GRAPHIC_IMAGES, newCookieValue, cookieOptions);
        window.location.reload();
      },
      acceptDefaultOfBlurringGraphicImages: () => {
        $cookies.put(COOKIE_SHOULD_BLUR_GRAPHIC_IMAGES, "true", cookieOptions);
        window.location.reload();
      },
      isPotentiallyGraphic: (image) => shouldBlurGraphicImages && (
        image.data.isPotentiallyGraphic // server can flag images as potentially graphic by inspecting deep in the metadata at query time (not available to the client)
        || !![
          'graphic content',
          'depicts death',
          'dead child',
          'child casualty',
          'sensitive material',
          'dead body',
          'dead bodies',
          'body of',
          'bodies of'
        ].find( searchPhrase =>
          image.data?.metadata?.description?.toLowerCase()?.includes(searchPhrase) ||
          image.data?.metadata?.title?.toLowerCase()?.includes(searchPhrase) ||
          image.data?.metadata?.specialInstructions?.toLowerCase()?.includes(searchPhrase) ||
          image.data?.metadata?.keywords?.find(keyword => keyword?.toLowerCase()?.includes(searchPhrase))
        )
        // SMOUT is short for sensitive material out, often used in specialInstructions
        || image.data?.metadata?.specialInstructions?.includes("SMOUT")
        || !!image.data?.metadata?.keywords?.find(keyword => keyword?.toUpperCase() === "SMOUT")
      )
    };
  }]
);