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Laravel utilities snippets

Middleware, policies, jobs, services and migrations. 7 free snippets, each with an explanation and usage notes.
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Utilities snippets

Laravel · UtilitiesvCard download responseBuild an RFC 6350 compliant contact card with escaping and line folding, and return it as a downloadable .vcf file.vcardcontactsdownload Laravel · UtilitiesSSL certificate expiry checkerOpen a TLS connection to a host, read the peer certificate and return days remaining, issuer and subject without any extra packages.ssltlsmonitoring Laravel · UtilitiesSignature capture and PDF stampingValidate a canvas signature sent as a data URL, then stamp it onto a chosen page of an existing PDF at a percentage position.pdfsignaturefpdi Laravel · UtilitiesShort-code generator with collision retryGenerate unambiguous random short codes and rely on the unique index to detect collisions, retrying and growing the length when a space fills up.short-codeuniqueretry Laravel · UtilitiesService-area geofence checkTest whether a latitude and longitude falls inside a stored polygon service area using ray casting, with a bounding-box shortcut.geofencepolygongeojson Laravel · UtilitiesQR code with a centre logoRender a high error-correction SVG QR code and overlay a rounded logo plate in the middle, with no image extension required.qrsvglogo Laravel · UtilitiesAnti-sniping auction extensionExtend an auction's end time when a bid lands in the final minutes, with a cap on total extensions so it cannot run forever.auctiontimingcarbon