HOSN-app/app/src/pipes/replace-urls/replace-urls.ts

import { Pipe, PipeTransform } from '@angular/core';

/**
 * Generated class for the ReplaceUrlsPipe pipe.
 *
 * See https://angular.io/api/core/Pipe for more info on Angular Pipes.
 */
@Pipe({
  name: 'replaceUrls',
})
export class ReplaceUrlsPipe implements PipeTransform {
  /**
   * Takes a string and replaces the urls with hyperlinks.
   */
  transform(value: string, ...args) {
    for (let url of args[0]) {
      value = value.replace(url["url"], '<a href="' + url["expanded_url"] + '" target="_blank">' + url["display_url"] + '</a>');
    }

    return value;
  }
}