Ryan/documenso
1
0
Fork 1
mirror of https://github.com/documenso/documenso.git synced 2025-11-13 00:03:33 +10:00
Code Issues Packages Projects Releases Wiki Activity

fix: custom text with multiline throwing an error

Browse Source 
took me hours
This commit is contained in:
Ephraim Atta-Duncan
2024-02-17 10:43:22 +00:00
parent 5687503dfc
commit ad6fad1182
2 changed files with 9 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
packages/lib/server-only/pdf/insert-field-in-pdf.ts
View File

@ -1,3 +1,4 @@
// https://github.com/Hopding/pdf-lib/issues/20#issuecomment-412852821
import fontkit from '@pdf-lib/fontkit';
import { PDFDocument, StandardFonts } from 'pdf-lib';
@ -73,13 +74,17 @@ export const insertFieldInPDF = async (pdf: PDFDocument, field: FieldWithSignatu
height: imageHeight,
});
} else {
let textWidth = font.widthOfTextAtSize(field.customText, fontSize);
const longestLineInTextForWidth = field.customText
.split('\n')
.sort((a, b) => b.length - a.length)[0];
let textWidth = font.widthOfTextAtSize(longestLineInTextForWidth, fontSize);
const textHeight = font.heightAtSize(fontSize);
const scalingFactor = Math.min(fieldWidth / textWidth, fieldHeight / textHeight, 1);
fontSize = Math.max(Math.min(fontSize * scalingFactor, maxFontSize), minFontSize);
textWidth = font.widthOfTextAtSize(field.customText, fontSize);
textWidth = font.widthOfTextAtSize(longestLineInTextForWidth, fontSize);
const textX = fieldX + (fieldWidth - textWidth) / 2;
let textY = fieldY + (fieldHeight - textHeight) / 2;