Changelog
Previewer
Version 3.3.0, 26 March 2024- Feature: Added setting to PDF Previewer field to disable auto-refresh
- Housekeeping: Stop PDF Previewer field being processed by Gravity PDF Core when generating documents
- Housekeeping: Security Hardening
- Bug: Fix PHP error when processing File Upload fields in later version of PHP
- Bug: Fix minor display problem with Previewer field security settings in the Form Editor
- Feature: Add Visibility setting support to Previewer field (Visible/Hidden/Administrative)
- Bug: Fix Previewer field missing from Gravity Flow Display Field setting in User Input step
- Bug: Fix broken image when editing an entry and previewing Image Hopper field
- Bug: Fix missing files when editing an entry with Gravity Wiz Entry Blocks
- Bug: Fix missing files when editing an entry with Gravity Wiz Nested Forms
- Housekeeping: Upgrade Javascript packages
- Bug: Resolve conditional logic display issue when using the Previewer with GravityView
- Bug: Resolve conditional logic display issue when using the Previewer with Gravity Flow
- Bug: Fix data merging regression introduced in 3.1.1 when using Previewer on GravityView Edit Entry page
- Bug: Fix PHP notice when Single File Upload field doesn\'t have an uploaded file
- Bug: Fix missing field problem when using Previewer on GravityView Edit Entry page
- Feature: Add Gravity Forms 2.7 Orbital Themes Compatibility
- Housekeeping: Re-add support for rendering PDF Previewers in legacy browsers
- Dev: Add Javascript Filter Hooks: `gfpdf_previewer_skip_auto_refresh`, `gfpdf_previewer_field_settings`, `gfpdf_previewer_page_viewer_options`, and `gfpdf_previewer_current_form_data`
- Bug: Improve the click zone of inline PDF links
- Bug: Only initialize the Previewer when it is visible in the viewport
- Bug: Fix PHP5.6 fatal error in the Form Editor
- Bug: Fix z-index toolbar display problems when using Previewer with Gravity Wiz Nested Forms
- Bug: Fix problem correctly displaying PDF generation error screen
- Bug: Fix PDF worker caching issue when upgrading the plugin
- Bug: Fix conflict with Light Blue API add-on for Gravity Forms
- Bug: Restore Previewer v1 anchor / link support, but only when Text Copy Protection is disabled
- Bug: Exclude file inputs in form data when generating PDF (quicker API calls and fixes Single File Upload display issues)
- Bug: Add missing strings to existing French, Spanish, and German translation files
- Housekeeping: Add AI translations for Chinese, Dutch, Portuguese, and Russian
- Housekeeping: Reorganize the .sass / .css styles (provides better theme compatibility)
- Housekeeping: Fix PHP8.1 deprecation warnings
- Breaking Change (developer): Prefix all CSS variables to prevent conflicts with other plugins or themes
- Feature: Add mouse wheel zoom functionality while holding CTRL or Command keys
- Feature: Add grab-scroll support when holding spacebar whilst text protection is deactivated
- Feature: Improve UX for small screen devices
- Feature: Improve zooming support
- Feature: Improve PDF page rendering performance
- Feature: Improve page number display for the various view types
- Feature: Improved touch device support
- Feature: Improve compatibility with the Gravity PDF Watermark add-on
- Security: Late escape all HTML output
- Bug: Fix display issues with Multi Select fields
- Bug: Fix manual refresh issue when zoomed in 400%+
- Bug: Fix scrolling issue on iOS devices
- Bug: Fix white border issue around full-color pages
- Bug: Add better viewport detection to only render the Previewer when required
- Bug: Fix page-width scaling bug when the Previewer is set to Horizontal
- Bug: Resolve jQuery 3.0 deprecation notice
- Bug: Resolve JavaScript error when using AJAX-powered Gravity Form
- Bug: Fix .pot file build tool so the plugin can be translated correctly
- Bug: Fix browser caching issue that caused version mismatch error with the PDF Worker
- Bug: Fix duplicate auto-refresh of PDF Preview
- Bug: Display PDF preview when using plain permalinks
- Bug: Better theme compatibility for Previewer
- Housekeeping: Add Update URI header to prevent WordPress.org causing accidental plugin override due to conflicting plugin slug
- Bug: Fix RTL display issue with legacy and Tier 2 PDF templates
- Bug: Fix page scaling issue with for HiDPI screens
- Bug: Track change and blur events in the form for better PDF auto-refreshing
- Bug: Track signature add-on events for better PDF auto-refreshing
- Bug: Fix PDF viewer width/height calculations when form is hidden on page load
- Bug: Resolve memory leak when refreshing PDF viewer
- Feature: New front-end UI with light and dark modes
- Feature: New Horizontal display mode
- Feature: Odd and Even Spread display mode
- Feature: Default Zoom Level control setting
- Feature: Optional right-click protection (enabled by default to prevent saving PDF pages as images)
- Feature: Optional text-copying protection (enabled by default)
- Feature: Faster PDF refresh rate on page load or form change
- Feature: Filename of downloaded PDF now matches PDF Filename setting
- Feature: Faster and more accurate PDF loading and rendering
- Feature: Scroll by dragging/touching the pages
- Feature: Support for Gravity Forms Repeater fields in PDF preview
- Housekeeping: Upgrade PDF.js to 2.12
- Housekeeping: Reduce PDF.js console.log verbosity
- Bug: Assign the correct user to the temporary entry created when generating a PDF
- Bug: Fix column display issue in Colossus
- Bug: Fixes Microsoft Edge false-positive when rendering PDF (affected a small number of users)
- Bug: Fix PHP Mod_Security false-positive when rendering PDF (affected a small number of users)
- Bug: Better error handling when PDF cannot be loaded
- Bug: Fix PDF download issue when permalinks are disabled
- Bug: Fix Image Hopper display issues when using the WooCommerce Gravity Forms add-on
- Bug: Fix Gravity Flow User Input step display problems with the Previewer
- Bug: Fix edge-case bug with GP Read Only plugin
- Bug: Fix invalid link to PDF list page running Gravity PDF 6+
- Feature: Add field icon support in the Form Editor for Gravity Forms 2.5
- Bug: Fix PHP Notice about an undefined array value
- Bug: Adjust relative PDF URL to account for Multisite subdirectory usage
- Bug: Fix string-to-number type conversion bug that can cause random entry data loss under specific conditions (credit goes to Jurriaan Koops, Aiwos BV, for discovery and responsible disclosure).
- Bug: Use relative URL when loading PDF previews to reduce the chance Windows Defender in Edge throws a security warning
- Bug: Fix PHP notice in WordPress 5.5
- Bug: Fix the file upload display in Core / Universal templates so the filenames are correctly displayed in the Previewer
- Bug: Allow the GPDFAPI::get_form_data() API call to function correctly in Previewer-generated templates
- Bug: Fix display issue with Gravity Perk\'s Nested Forms 1.0 plugin release
- Bug: Fix upgrade notice that won\'t disappear even when running the latest version
- Bug: Fix display issue when browser downloaded PDF in chunks
- Bug: Fix regression in 1.2.3 that prevented the auto-refresh feature working on AJAX forms
- Bug: Fix Preview reload issue when submitting AJAX forms on a Mac [GH#45]
- Bug: Fix PHP notice when $form variable isn\'t the expected object [GH#47]
- Bug: Fix Plugin Update Nag when already on latest version
- Bug: Ensure Rich Text Field content displayed correctly in Previewer
- Feature: Add support for the WooCommerce Gravity Forms Product add-on
- Bug: Ensure the Preview is automatically loaded when there\'s no scroll bar on the page
- Bug: Prevent PHP error when developers tap into the `gform_pre_render` filter
- Bug: Disable PDF security preventing copying / printing of the PDF when the PDF Previewer download feature is enabled
- Feature: Add Gravity Flow v2.0+ User Input Step support.
- Feature: Add setting to allow end-user to download generated PDF (defaults to off)
- Feature: Add full support for uploaded files in GravityView
- Feature: Define `DOING_PDF_PREVIEWER` PHP constant when generating PDFs for Previewer.
- Bug: Prevent Previewer showing up in Core / Universal templates when `Show Empty Fields` option enabled.
- Bug: Fix problem where the PDF watermark and custom height settings were ignored for new Previewer fields
- Feature: Trigger `gform_pre_submission` action before temporary entry is created to allow raw $_POST data to be modified
- Bug: Prevent any miscellaneous output when generating the preview PDF
- Bug: Clear temporary entry meta data to prevent product information being cached
- Bug: Add `!important` statements to our loading spinner CSS to prevent display issues caused by themes
- Bug: Mark our Previewer field as `read only` in Gravity Forms to prevent is showing up in conditional logic, merge tags or the entry details page
- Feature: Add French, Spanish and German translations
- Bug: Fix double-encoding issue in the Preview PDF field strings
- Bug: Adjust pre-loading checks so they correctly display when there\'s a problem
- Bug: Default to first PDF for the preview if none selected
- Bug: Fix Watermark double toggle problem
- Feature: Add more robust logging support
- Dev: Upgrade bootstrap to utilise Gravity PDF 4.3 Add-on Code
- Dev: Remove unnecessary files from the plugin
- Initial Release