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Allow HTML in question fields and headers #1934

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Merged
mpgxvii merged 1 commit into from
May 18, 2026
Merged

Allow HTML in question fields and headers #1934

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6 changes: 2 additions & 4 deletions src/app/pages/questions/components/question/question.component.html
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Original file line number Diff line number Diff line change
Expand Up @@ -5,16 +5,14 @@
[class.content-matrix]="isMatrix"
>
<div class="header" dir="auto">
<p *ngIf="!isSectionHeaderHidden">{{ question.section_header }}</p>
<p *ngIf="!isSectionHeaderHidden" [innerHTML]="sanitizedSectionHeader"></p>
<div
*ngIf="!isFieldLabelHidden"
class="field-container"
[class.field-container-matrix]="isMatrix"
dir="auto"
>
<h2 dir="auto">
{{ question.field_label }}
</h2>
<h2 dir="auto" [innerHTML]="sanitizedFieldLabel"></h2>
</div>
</div>
<div
Expand Down
16 changes: 15 additions & 1 deletion src/app/pages/questions/components/question/question.component.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,10 @@ import {
OnChanges,
OnInit,
Output,
SecurityContext,
ViewChild
} from '@angular/core'
import { DomSanitizer } from '@angular/platform-browser'

import {
KeyboardEventType,
Expand Down Expand Up @@ -49,6 +51,8 @@ export class QuestionComponent implements OnInit, OnChanges {
@Output()
nextAction: EventEmitter<any> = new EventEmitter<any>()

sanitizedSectionHeader = ''
sanitizedFieldLabel = ''
value: any
currentlyShown = false
previouslyShown = false
Expand Down Expand Up @@ -97,11 +101,12 @@ export class QuestionComponent implements OnInit, OnChanges {
QuestionType.checkbox
])

constructor() {
constructor(private sanitizer: DomSanitizer) {
this.value = null
}

ngOnInit() {
this.updateSanitizedHtml()
this.isScrollable = !this.NON_SCROLLABLE_SET.has(this.question.field_type)
this.isFieldLabelHidden = this.HIDE_FIELD_LABEL_SET.has(
this.question.field_type
Expand Down Expand Up @@ -131,6 +136,15 @@ export class QuestionComponent implements OnInit, OnChanges {
}
}

private sanitizeHtml(value: string): string {
return this.sanitizer.sanitize(SecurityContext.HTML, value || '') || ''
}

private updateSanitizedHtml() {
this.sanitizedSectionHeader = this.sanitizeHtml(this.question?.section_header)
this.sanitizedFieldLabel = this.sanitizeHtml(this.question?.field_label)
}

emitAnswer(event: any) {
// Only proceed if event is not null or undefined
if (event !== null && event !== undefined) {
Expand Down
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