Where can I find the documentation?

PDF Invoices & Packing Slips for WooCommerce documentation

Check out our step by step diagnostic instructions here: https://wordpress.org/support/topic/read-this-first-9/

Where can I find more templates?

Go to wpovernight.com to checkout more templates! These include templates with more tax details and product thumbnails. Need a custom templates? Contact us at support@wpovernight.com for more information.

Can I create/send a proforma invoice or a credit note?

This is a feature of our Professional extension, which can be found at wpovernight.com

Can I contribute to the code?

You’re more than welcome! This plugin is hosted on GitHub, where you can post issues or make pull requests. https://github.com/wpovernight/woocommerce-pdf-invoices-packing-slips

How can I display the HTML/CSS source for debugging/developing templates?

There’s a setting on the Advanced tab of the settings page that allows you to toggle HTML output. Don’t forget to turn if off after you’re done testing!

PDF Invoices & Packing Slips for WooCommerce: PDF invoices and packing slips for WooCommerce

Name: PDF Invoices & Packing Slips for WooCommerce
Availability: InStock
Rating: 5 (1862 reviews)
Author: WP Overnight

Create, print & automatically email PDF or XML Invoices & PDF Packing Slips for WooCommerce orders.

This WooCommerce extension automatically adds a PDF or XML invoice (e-invoicing) to the order confirmation emails sent out to your customers. Includes a basic template (additional templates are available from WP Overnight) as well as the possibility to modify/create your own templates. In addition, you can choose to download or print invoices and packing slips from the WooCommerce order admin.

Main features

Automatically attach invoice PDF or XML to WooCommerce emails of your choice
Download the PDF or XML Invoice / PDF Packing Slip from the order admin page
Choose from a range of e‑document formats: UBL 2.1, Peppol BIS 3.0, CII D16B, Factur‑X 1.0, ZUGFeRD 1.0, and ZUGFeRD 2.0.
Generate PDF invoices / packing slips in bulk
Fully customisable HTML/CSS invoice templates
Download invoices from the My Account page
Sequential invoice numbers
Available in: Czech, Dutch, English, Finnish, French, German, Hungarian, Italian, Japanese (see FAQ for adding custom fonts!), Norwegian, Portuguese, Polish, Romanian, Russian, Slovak, Slovenian, Spanish, Swedish & Ukrainian

Free extensions

The following free extensions are available to add additional features to the plugin:

PDF Invoices & Packing Slips for WooCommerce – mPDF: Adds support for RTL layout and Arabic script.
PDF Invoices & Packing Slips for WooCommerce – mPDF CJK: Provides support for Chinese, Japanese, and Korean (CJK) fonts for the mPDF extension.
PDF Invoices & Packing Slips for WooCommerce – Unicode Language Pack: Adds support for Chinese, Japanese, and Korean scripts.
PDF Invoices & Packing Slips for WooCommerce – Taxes Summary: Adds a taxes summary table after the order details.

Premium extensions

In addition to this, we offer several premium extensions:

Create/email PDF Proforma Invoices, Credit Notes (for Refunds), email Packing Slips, automatic upload to Dropbox, Google Drive & more with PDF Invoices & Packing Slips for WooCommerce Professional
Get the complete feature set, including Professional, Premium Templates, and additional features with the WooCommerce PDF Invoices & Packing Slips Plus Bundle
Add Peppol network delivery for WooCommerce invoices and credit notes right inside your invoicing workflow. eDocuments for WooCommerce: Peppol
Automatically send new orders or packing slips to your printer as soon as the customer orders! WooCommerce Automatic Order Printing (PrintNode)
Enable EU VAT number collection, automatic validation and reverse-charge logic right in your WooCommerce store. WooCommerce European (EU/UK/Norway/Switzerland) VAT Compliance

Fully customisable

In addition to a number of default settings (including a custom header/logo) and several layout fields that you can use out of the box, the plugin contains HTML/CSS-based templates that allow for customisation and full control over the PDF output. Copy the templates to your theme folder, and you don’t have to worry that your customisations will be overwritten when you update the plugin.

Insert customer header image/logo
Modify shop data / footer / disclaimer etc. on the invoices & packing slips
Select paper size (Letter or A4)
Translation ready

5.16.1 (2026-08-21)

Fix: Add seller identification for category O invoices in EDI
Fix: Selector for checked checkboxes in order script
Fix: Disabled Composer runtime platform check
Translations: Updated translation template (POT)

5.16.0 (2026-08-17)

New: Add logging for automatic Peppol Endpoint ID derivation
New: Add version 6 upgrade readiness notice
New: Update DOMPDF to version 3.1.6
New: Include settings sections in search results, making related options easier to find
Fix: Peppol Endpoint derivation with EU VAT for WooCommerce
Fix: CII seller party generation when VAT number is missing
Fix: EDI VAT identifiers for category O invoices
Fix: EDI line totals for high-quantity items
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 11.0
Tested: Tested up WordPress 7.1

5.15.2 (2026-07-13)

Fix: UBL Supplier PartyLegalEntity to omit empty values
Fix: Deprecated emoji styles callback in setup wizard
Fix: Add CII supplier registration number support
Fix: Relax the type hint to prevent a fatal error in Main::apply_template_color_styles()
Translations: Updated translation template (POT)

5.15.1 (2026-07-08)

Fix: Empty UBL IssueDate when document date meta is missing
Fix: EDI total reconciliation with emitted line amounts
Fix: Make cancelled/failed order email labels distinct between admin and customer
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.9

5.15.0 (2026-06-29)

New: Add global template color setting
New: Add BIC support to UBL payment means
New: Improve Peppol endpoint derivation from VAT numbers
Fix: Normalize UBL/Peppol Credit Note signs
Fix: Validate order access before generating shortcode links
Fix: Automatic “Mark as printed” options
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.9

5.14.0 (2026-06-08)

New: Add partial invoice number search setting
Fix: Empty order item prices when WooCommerce subtotal is filtered
Fix: Prevent fatal when REST invoice number lookup returns bulk document
Fix: Document number display setting not respected in preview
Fix: Bulk Document: “Mark as printed” not applied to all orders in bulk export
Translations: Updated translation template (POT)

5.13.0 (2026-06-01)

New: Add email attachment success/failure logging to order notes
New: Add WC EU VAT Number plugin support
Fix: XML action button color in order meta box
Fix: Include account number in EDI payment means data
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.8

5.12.2 (2026-05-25)

Fix: UBL payable amount for unpaid renewal orders
Fix: Order selection and XML behavior in document preview
Fix: Fatal error when locale value is missing
Fix: EDI price rounding for discounted multi-quantity lines
Translations: Updated translation template (POT)

5.12.1 (2026-05-18)

Tweak: Normalize VAT numbers for EDI output
Fix: Preview document selection panel can’t be closed
Translations: Updated translation template (POT)

5.12.0 (2026-05-11)

New: Add PHP 8.1 upgrade notice for version 6
Tweak: Remove “PDF” prefix from document title in order meta box
Translations: Updated translation template (POT)

5.11.0 (2026-05-05)

New: My Account display helper to order documents
Fix: EDI delivery date serialization
Fix: Show supplier bank account setting for single BACS account
Translations: Updated translation template (POT)

5.10.0 (2026-05-04)

New: Add support for subtotal tax rounding in UBL line prices
New: Add search settings feature
Tweak: Improve EDI supplier bank details handling across formats
Fix: Peppol settings visibility when switching formats
Fix: Escaping context in PDF templates
Fix: CII invoice XML for discounted and free lines
Fix: Error on calling woocommerce_register_additional_checkout_field() on older Woo versions
Fix: Handling of zero product/VAT categories in EN16931 UBL output
Fix: Fatal error during Peppol checkout field initialization
Translations: Updated translation template (POT)

5.9.2 (2026-03-31)

New: Added Composer installation support
Tested: Compatibility confirmed with WooCommerce 10.7

5.9.1 (2026-03-26)

Fix: Corrected Peppol Endpoint ID field location setting not being applied due to wrong key
Fix: Allow resetting Checkout Script Loading setting back to Automatic detection

5.9.0 (2026-03-23)

New: Introduced filter to allow modification of document number placeholder values
New: Bump Dompdf dependency to version 3.1.5
New: Add filter to override classic checkout detection for shortcodes or page builders
New: Add support for _billing_btw_nummer VAT meta key
New: Added warning in order sidebar E-Documents meta box when Tax Classification is not configured
New: Allow manual status check when EDI Peppol document dispatch status gets stuck
Tweak: Refine preview canvas shadow styling and adjust margin
Tweak: Improve DB error logging to include failing query and prevent misleading duplicate context logs
Tweak: Remove supplier legal identifier ID from backend settings and XML generation
Fix: Fatal error when settings category title is null
Fix: Plugin check errors and warnings with code improvements and PHPCS adjustments
Fix: Remove unnecessary unserialization and harden document settings handling
Fix: Namespaced call to woocommerce_register_additional_checkout_field()
Translations: Updated translation template (POT)
Tested: Tested up WordPress 7.0

5.8.1 (2026-03-02)

Fix: PHP 7.4 parse error caused by sabberworm/php-css-parser dependency update

5.8.0 (2026-03-02)

New: Automatically derive the Peppol Endpoint ID from the VAT number during checkout and order creation (Belgium supported)
New: Add unified supplier data filter for CII and UBL and extend Dokan compatibility
New: Always display VAT number in Order customer identifiers section
New: Add wpo_ips_edi_due_date_days filter to customize EDI due date days
Tweak: Improve description of extra template fields to clarify HTML formatting limitations
Fix: Ensure “Treat as VAT number” setting is saved correctly
Fix: Copy Peppol meta data and custom VAT field to WooCommerce Subscriptions renewal orders
Fix: Incorrect VAT breakdown causing CII EN16931 validation failure
Fix: Revert line net amount alignment change for UBL and CII
Dev: Update Composer dependencies and add thecodingmachine/safe library
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.6

5.7.0 (2026-02-09)

New: Add filter to override EDI action button HTML
New: Add cheque payment method support to E-Documents
Tweak: Align line net amount with unit price times quantity for UBL and CII
Fix: Authorization when saving Peppol identifiers via AJAX
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.5

5.6.0 (2026-01-21)

New: Introduce filters to customize E-Documents zero-tax category
Fix: UBL credit note validation failure caused by negative unit price
Fix: Fatal checkout validation error triggered during Peppol processing
Translations: Updated translation template (POT)

5.5.0 (2026-01-19)

New: Add reference to Peppol extension in readme
New: Added configurable custom field to checkout
New: Peppol Checkout Field improvements
Tweak: Normalize Shop VAT and CoC settings to avoid invalid formatted values
Fix: UBL Tax total rounding issues
Fix: UBL tax grouping and monetary totals consistency
Fix: XML preview overflowing horizontally when PDF is embedded
Fix: Hide XML bulk actions when E-Documents feature is disabled
Fix: Hide XML preview button for unsupported document types
Fix: Prevent extra output in individual XML invoice downloads
Fix: Item price allowance rounding in UBL and CII
Fix: Backend saving of Peppol Endpoint ID for guest orders
Translations: Updated translation template (POT)

5.4.0 (2025-12-24)

New: Added Peppol Network cross-sell to E-Documents Network settings
Translations: Updated translation template (POT)

5.3.1 (2025-12-23)

Fix: Ensure Peppol Endpoint ID is saved on checkout, including guest orders
Translations: Updated translation template (POT)

5.3.0 (2025-12-22)

New: Advanced Status tool to generate and download a complete plugin report for support purposes
Tweak: Hide Legal Identifier from My Account Peppol page and order E-Docs meta box
Fix: Make UBL PartyLegalEntity CompanyID optional for buyer and supplier
Fix: Fatal error on checkout when checkout fields data is invalid
Translations: Updated translation template (POT)

5.2.0 (2025-12-09)

New: Added WooCommerce and WordPress minimum version requirements to the system requirements table
New: Introduced an ink-saving mode option for the Simple template
New: Added support for the VAT Number meta key from the WooCommerce EU VAT & B2B plugin
Tweak: Validate template_path against installed templates list in load_template_functions()
Tweak: Moved description output before custom field rendering in the settings select() callback
Fix: Remove XML documents from settings export (no longer supported)
Fix: Updated documentation link in the E-Documents Tax Classification page
Fix: Prevented fatal error during checkout validation when hook arguments are invalid
Fix: Resolved fatal error caused by an invalid option type when loading debug settings
Fix: Added fallback for wc_string_to_bool() in unstable_option_announcement_notice() to prevent a fatal error when WooCommerce is inactive
Fix: Header logo not displaying when using remote image URLs
Translations: Updated translation template (POT)

5.1.0 (2025-11-25)

New: Add setting to validate customer Peppol Endpoint ID during checkout
Fix: Ensure Buyer VAT identifier includes country prefix in E-Documents
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.4

5.0.0 (2025-11-24)

New: Refactored E‑Documents Architecture for better EN16931 Compliance and Multi‑Format Support
New: Document filter functions replaced by new global functions
Tweak: Enhanced notice displayed when documents are unavailable in the preview
Tweak: Ensure script compatibility with WooCommerce 10.3
Fix: Extended currency symbol support in Bulk Actions
Fix: Harden debug tools AJAX handlers with capability checks and validation
Translations: Updated translation template (POT)
Tested: Tested up WordPress 6.9

4.9.1 (2025-11-06)

Fix: Fatal error when Credit Note passes Order Refund to wpo_ips_order_has_local_pickup_method()

4.9.0 (2025-11-03)

New: Upgrade Dompdf to version 3.1.4
Tweak: Improve display of Shipping cost and location details in PDF totals
Fix: Extended currency symbols show in PDF but not in PDF Preview
Translations: Updated translation template (POT)

4.8.0 (2025-10-21)

New: Added notice for missing custom template files
New: Implemented recurring action scheduling for semaphore cleanup
New: Upgraded Dompdf library to version 3.1.3
New: Displayed Pro settings section under the General tab
New: Added accordion sections to the Advanced settings tab
New: Added hooks for extra fields support in the PDF document data order metabox
New: Logged database errors in SequentialNumberStore methods
Tweak: Improved Semaphore class by adding transient caching for cleanup status
Tweak: Added note and permalink check for Pretty document links setting
Fix: Prevented fatal error when SettingsCallbacks::validate() receives false
Fix: Prevented document links from appearing in all email placements by ensuring each link is added only to its own configured location
Fix: Removed deprecated finfo_close() calls for PHP 8.5 compatibility
Fix: Prevented fatal error in yearly_reset_action_missing_notice() when $this->settings is null
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.3

4.7.0 (2025-09-09)

New: Playground blueprint added
New: Show deleted document numbers in Advanced > Numbers
New: Hide PDF order metaboxes when no documents are enabled
New: Advanced setting to choose default admin manual invoice number
Tweak: Open PDFs in a new browser tab/window on the Thank you page
Tweak: Extend automatic cleanup to also remove expired semaphore locks
Tweak: Disable UBL Standard admin notice
Fix: Setup wizard not retrieving shop address correctly
Fix: Redirect issue when hiding unstable version notice
Fix: Prevent email attachments for Packing Slip documents when Pro is not active
Fix: Update WooCommerce REST order API hook while keeping legacy compatibility
Fix: Fatal error in setup wizard when wpo_wcpdf_get_country_states() receives a null country code
Fix: Fatal error when calling WC_Tax::get_tax_rate_classes() on older WooCommerce versions
Translations: Updated translation template (POT)
Tested: Compatibility confirmed with WooCommerce 10.2

4.6.3 (2025-08-18)

Tweak: Mark the wcpdf_get_invoice() and wcpdf_get_packing_slip() functions as deprecated
Fix: Wrong condition in Semaphore::init_cleanup() preventing cleanup run
Fix: Item meta display error on legacy WooCommerce installs
Fix: Fatal error in get_order_fees() caused by unsupported operand types
Translations: Updated translation template (POT)
Tested: Confirmed compatibility with WooCommerce 10.1

4.6.2 (2025-07-31)

Fix: Restore full item meta display in PDF
Fix: Undefined array key “padding”
Translations: Updated translation template (POT)

4.6.1 (2025-07-29)

Tweak: Updated CSS class name used for the shop email in templates
Fix: Resolved issue with date format for “Mark as printed”
Fix: Improved settings menu tab styling on smaller screens
Fix: Prevented PHP warnings when allow_url_fopen is disabled
Fix: Corrected argument mismatch in add_document_link_to_email()
Translations: Updated translation template (POT)

4.6.0 (2025-07-15)

New: Added filter to modify the return value of get_shop_address()
New: Enhanced document data editing on the order page
New: Refined styling for settings submenus
New: Improved Country/State selection in the Setup Wizard Shop Address step
New: Added “Email Address” to Shop Address fields
New: Document data editing for Invoices and Credit Notes is now disabled by default. Enable via Advanced settings
New: Added sync action button to Shop Address fields
New: Linked documentation to historical settings descriptions
New: Displayed shop phone number below address in the Simple template
Tweak: Deprecated legacy shop_address text hook
Tweak: Updated UBL tax filters to append values instead of overriding defaults
Fix: Resolved issue where Order Proposal plugin email attachments failed without the Professional extension
Fix: Allowed HTML in the “Shop Additional Info” field
Fix: Replaced free-text state input with a select field to ensure valid WooCommerce state codes
Fix: Added missing documentation link to UBL Tax settings
Translations: Updated POT file for translations
Tested: Confirmed compatibility with WooCommerce 10.0

4.5.2 (2025-05-27)

Tweak: Suppress log entries for missing font files that are expected and not required
Fix: Support for {state_code} in shop address formatting
Fix: Restore wpo_wcpdf_shop_address hook for compatibility
Fix: Missing support for placeholders like {city_upper} in shop address formatting

4.5.1 (2025-05-26)

Fix: Shop address not shown in documents when historical settings are enabled
Fix: Validation issues flagged by WP Plugin Check

4.5.0 (2025-05-26)

New: Separated shop address fields introduced
New: Categories added to General settings
New: E-Invoicing tax categories, schemes, and exemption reasons aligned with EN16931 standard
New: Setup wizard option to display PDF action buttons in orders list
Tweak: Added permission check to pre-release notice display
Tweak: Default to PHP file functions in Filesystem class due to WP_Filesystem instability
Fix: “Reload Attachment Translations” setting always shown as checked
Fix: Fatal error in Semaphore class when wcpdf_log_error() is undefined
Fix: Restrict document number input to valid positive integers
Fix: Fonts not reinstalled properly after upgrade when temporary folder is cleared
Fix: Delay in updating PDF Document Data
Translations: Updated translation template (POT)
Tested: Tested up to WooCommerce 9.9

4.4.1 (2025-04-28)

Tweak: Improve Invoice My Account link logic for custom status checks and code clarity
Fix: Type error when accessing debug settings in FileSystem constructor
Translations: Updated translation template (POT)

4.4.0 (2025-04-22)

New: Add index on order_id column to document number database tables
New: Add wpo_wcpdf_settings_default_user_capability filter and improve user capability fallback logic
New: Helper function to handle UBL file writing with error handling
New: Hybrid filesystem support
Tweak: Minor code improvements in Setup Wizard view
Fix: Deprecation warning for null value passed to substr() when extracting thumbnail URL
Fix: Missing log function fallback when dependencies are not loaded
Fix: “Gapped” invoices shown when other documents used the invoice numbering
Fix: i18n issue in Invoice settings
Fix: Fatal error when null is passed to in_array() in Documents.php
Fix: Missing global call to AS functions in Semaphore class
Fix: PDF preview issues
Translations: Updated translation template (POT)

4.3.0 (2025-04-07)

New: Adds setting to toggle PDF translation reload for email attachments
New: Adds Dompdf log file reference and enable additional debug output when debug mode is active
New: Add filter to allow customization of document link
New: Display latest stable and unstable GitHub releases on status page and show admin notice for new unstable versions
New: Refactor SQL queries for safe table name handling
Fix: Restore translate() fallback in wpo_wcpdf_dynamic_translate() function
Fix: Numbers tab datepicker style when SCRIPT_DEBUG is defined
Fix: Missing translation function for string on Advanced Numbers page
Translations: Updated translation template (POT)
Tested: Tested up to WooCommerce 9.8 & WordPress 6.8

4.2.0 (2025-03-24)

New: Improved fonts check and reinstatement in temporary fonts directory
New: Function to reload WC webhooks
New: Improved autoloading for prefixed dependencies
New: Added plugin-specific filter hook for order item name
New: Removed the ‘Guest’ document access type, as it is covered by ‘Full’
New: Updated DOMPDF to v3.1.0
New: Upgrade link on Packing Slip document status
New: Added order coupons data to UBL document
Tweak: Ensured correct PDF Content-Type for improved browser handling
Tweak: Refactored PDF Simple template order details header for cleaner syntax
Fix: Improved date field options in Danger Zone tools for clarity
Fix: SQL interpolation issues flagged by WP Plugin Check
Fix: Removed duplicate AccountingSupplierParty and AccountingCustomerParty in UBL
Fix: Resolved issues rendering the number tab results
Translations: Updated translation template (POT)

4.1.1 (2025-02-17)

Tweak: Added a documentation link to the System Configuration label
Tweak: Improved WP Filesystem implementation
Fix: Cleans up special characters in get_html() for Bulk Document
Fix: Fixed line breaks not being respected in Document notes

4.1.0 (2025-02-12)

New: Display Installed Plugin Versions table under Advanced Status
New: Setting to include document link in emails for guest customers
Tweak: Enhanced the readme file to list available free extensions
Tweak: Use wp_kses_post instead of wpo_wcpdf_sanitize_html_content for footer and extras fields
Fix: Product bundle border bottom in PDF template styles
Fix: OrderDocument::get_language_attributes() return value must be of type string, null returned
Fix: Regression in PDF totals style
Fix: Check if is_enabled() is callable for the document in wcpdf_get_document_file()
Translations: Updated translation template (POT)
Tested: Tested up to WooCommerce 9.7

4.0.0 (2025-02-04)

New: Updated setup Wizard
New: Comply with WP Plugin Check standards
New: Function wpo_wcpdf_gettext()
New: Adds the default PDF column labels to the strings file
New: Add Lithuanian language pack (document strings only)
Fix: Document access security issue
Fix: Remove translatability from VAT and COC fields
Fix: Call to undefined function standardSerializer() on UBL
Translations: Updated translation template (POT)

3.9.6 (2025-01-21)

Fix: Error calling undefined method WC_Order_Refund::get_customer_id()

3.9.5 (2025-01-20)

New: Email input callback function for settings
New: Adds support for additional UBL root elements
New: Add support for multiple handlers under a single root in UblDocument::get_data()
New: Validation for order tax exemption to apply UBL tax reason
New: The “Regenerate Invoice” feature now updates UBL Tax item data
New: Enhance UBL Taxes default selector, ‘None’ Option
New: Add cbc:BaseQuantity support to UBL structure
New: UBL Tax settings now align with the latest settings option
New: Add utility function for dynamic string translation
New: Add cbc:BuyerReference element to UBL for buyer reference
New: Enable Support for cac:PaymentMeans in UBL
New: Filter hooks for UBL tax schemes, categories, and reasons
New: Add cac:Price support to UBL
New: Support for UBL Tax Category Reason
Tweak: Replace UBL code to get the customer VAT number with new function
Tweak: Update UBL format selector description
Tweak: Allow 0 days for the due date
Tweak: Apply wpo_wcpdf_settings_fields_documents_{$this->type}_pdf before checking the emptiness of the $settings_fields
Fix: Logo height setting can break document layout on Simple template
Fix: Setting categories not applied to disabled documents
Fix: Postcode and city defaults in UBL tax output
Fix: Incorrect treatment of UBL format setting as historical
Translations: Updated translation template (POT).
Tested: Tested up to WooCommerce 9.6.

3.9.4 (2024-12-23)

New: add a note to inform users about the availability of additional documents
New: display a notice when the yearly reset action is not scheduled
Tweak: transition UBL support out of beta
Translations: update translation template (POT)
New: enable searching for multiple invoice numbers in the Orders list for HPOS setups
New: calculate_due_date() document function
Fix: correct the type of the abstract document order_id property
Fix: UBL shop country code
Translations: update translation template (POT)

3.9.2 (2024-12-17)

New: adds description to UBL format selector
Fix: issue with PHP extension load checks
Translations: Updated translation template (POT).

3.9.1 (2024-12-16)

New: Adds support for multiple UBL formats.
New: Adds a shop phone number field for e-Invoice support.
New: Adds user info to order notes when generating documents.
New: Added an admin notice to inform when server requirements are not met.
New: Raised the minimum PHP version requirement to 7.4.
New: Removes space between items table and totals.
New: Added sections to settings for better organization.
Tweak: Improve the description of the “Remove released semaphore locks” tool.
Fix: Upgrade links not displaying correctly.
Fix: Temp folder warning style issue.
Fix: Remove unused legacy notice code: check_auto_increment_increment().
Fix: AJAX preview loading when disabled on settings pages.
Fix: UBL issue with empty tax on line items.
Fix: jQuery tipTip function not available.
Fix: Template item meta styling.
Fix: Semaphore class name on two classes that were still using the previous name.
Translations: Updated translation template (POT).
Tested: Tested up to WooCommerce 9.5.

3.9.0 (2024-10-21)

New: Updated sabre/xml library to version 4.
New: Added notice about dropping support for PHP versions below 7.4.
New: Implemented PSR-4 Autoloading Standard for improved code structure and maintainability.
New: Deprecated wpo_wcpdf_due_date_display hook.
Fix: WC item meta style issue when using dd.
Fix: Relocated wpo_wcpdf_use_path hook before $src empty check.
Translations: Updated translation template (POT).

3.8.8 (2024-10-08)

Fix: adds missing deprecated filters to document title methods

3.8.7 (2024-10-07)

New: Add full compatibility with mPDF to the Simple Template.
New: Add refund reason and invoice number titles to the document methods abstract class.
New: Improve template titles registration.
New: Improve invoice due date setting.
New: Add “You might also like these plugins” section to the Upgrade tab.
New: Function to determine if checkout is using block: wpo_wcpdf_checkout_is_block().
New: Clean legacy Semaphore locks tool.
New: Automatic cleanup of unlocked Semaphore locks and other improvements.
New: Tool to remove expired Semaphore locks.
New: Filter to modify PDF document data fields: wpo_wcpdf_document_data_meta_box_fields.
Tweak: Lower hook priority (200) for invoice columns in WooCommerce orders list.
Fix: Replace deprecated jQuery change() function usage.
Fix: Correct path to generic document icon.
Fix: Check user capabilities in the enable_debug() function.
Fix: Load plugin translations later on the init hook.
Fix: Unblock UI when a tool button is clicked.
Translations: Update translation template (POT).
Tested up to WooCommerce 9.4.

3.8.6 (2024-07-18)

Fix: function add_yith_product_bundles_classes() errors
Fix: get_header_logo_id() return type fatal error

3.8.5 (2024-07-16)

New: PDFJS v4.3.136 upgrade
New: advanced embed images setting
New: includes ImageMagick library in the Advanced Status
New: adds Invoice number to search type selector in HPOS setups
New: adds row classes for “YITH WooCommerce Product Bundles”
New: register a log for document deletion in the Order Notes
Tweak: improves header logo loading
Fix: make Simple template total labels translatable
Fix: wraps document addresses around <p> tags
Translations: Updated translation template (POT)
Tested up to WooCommerce 9.1 & WordPress 6.6

3.8.4 (2024-06-19)

New: filter hook wpo_wcpdf_multilingual_languages
New: wpo_wcpdf_get_multilingual_languages() function has been introduced, derived from the deprecated get_languages() function
Tweak: Added new strings to the strings.php file to improve translations
Tweak: enhanced notes functions for improved translations when using the Professional extension.
Fix: normalize_settings_args() function bug on multilingual setups
Fix: settings language tab issue when adding new language in multilingual setups
Translations: Updated translation template (POT)

3.8.3 (2024-06-06)

New: adds language attribute to PDF HTML
New: Dompdf v3.0.0 upgrade
New: filter hook wpo_wcpdf_after_system_status_table
New: filter for server configs wpo_wcpdf_advanced_status_server_configs
New: PDFJS v3.11.174 upgrade
Tweak: adds p as allowed tag of the wpo_wcpdf_sanitize_html_content() function
Fix: number formatting [order_number] placeholder not using parent order number on Credit Notes
Fix: remove unwanted tags from wpo_wcpdf_sanitize_html_content()
Fix: removes unused “Log invoice number generation” setting
Fix: reverts the customer_invoice email title to the original Woo title
Fix: the function get_extensions_license_data() returning empty if no cached data found
Fix: bug created by the output of the function wpo_wcpdf_sanitize_html_content() being null
Translations: Updated translation template (POT)
Tested up to WooCommerce 9.0

3.8.2 (2024-04-29)

Fix: “Customer Invoice” email title under “Send order email” metabox
Fix: filter called with a refund object in get_billing_address() and get_shipping_address()
Translations: Updated translation template (POT)
Tested up to WooCommerce 8.9

3.8.1 (2024-04-23)

New: updates DOMPDF to v2.0.7
New: adds woocommerce as required plugin
New: improvements to shop logo to be translatable in future Professional extension version
Fix: document date parse function being called on non HPOS stores
Fix: replaces deprecated jQuery functions
Fix: bug with type hint in wpo_wcpdf_parse_document_date_for_wp_query() function
Fix: bug calling is_allowed() on bool under wcpdf_get_document() function
Fix: not removing documents meta on Woo subscription renewal
Fix: XSS vulnerability on Woo Checkout user input address data
Fix: Semaphore attachments issue on concurrent refunds
Translations: Updated translation template (POT)
Tested up to WooCommerce 8.8

3.8.0 (2024-03-18)

New: updates composer libraries, specially php-svg-lib because of a security issue
New: hooks to allow adding new Settings Debug tabs and their contents
New: implements date type selector on Danger tools
New: filter wpo_wcpdf_process_danger_zone_tools_date_type
New: bumps WooCommerce min version to 3.3
New: function wcpdf_error_handling()
New: function wcpdf_get_document_output_format_extension()
New: function wcpdf_get_document_file() to get the document file
Tweak: adds new filter to include invoice number in HPOS search queries
Tweak: replace date() with date_i18n() on get_filename()
Tweak: improves number initiation with new function: init_number() to initiate_number()
Tweak: hides the extensions banner temporarily
Fix: bug that caused a sorting issue in the orders list
Fix: JS error $(...).pointer is not a function
Fix: danger tools forms not working
Fix: bulk document missing slug property
Fix: changed default nonce name for wizard dismissal
Fix: advanced tools issues like “Generate random temporary directory” not working
Fix: number tool pagination
Fix: renumbering documents not working
Translations: Updated translation template (POT)
Tested up to WooCommerce 8.7 & WordPress 6.5

3.7.7 (2024-01-29)

New: extensions license cache system
New: hides the Upgrade tab on bundle
New: get document filter hook wcpdf_get_document
Tweak: improves Simple template files markup
Tweak: moves the notes hooks position in template files
Fix: sorting orders by invoice number and date issue on the orders listing page
Fix: the level parameter sent to the log() method in semaphore class
Fix: SQL injection bug in Advanced Numbers search
Translations: make the due date output translatable
Translations: Updated translation template (POT)
Tested up to WooCommerce 8.5

3.7.6 (2024-01-09)

New: enforces PHP 7.2 as minimum version
New: DOMPDF upgrade to v2.0.4
Tweak: declare new “Payment date” string for translation
Fix: potential SQL injection bug in Number Tools
Fix: bug in get_payment_date()
Translations: Updated translation template (POT)

3.7.5 (2023-12-13)

Tweak: includes $args in filter hook wpo_wcpdf_filename parameters
Tweak: re-adds the legacy hook woocommerce_invoice_number for backwards compatibility
Fix: bug in “Full” document access using bulk actions
Fix: fatal error in UBL document

3.7.4 (2023-12-06)

New: adds new setting to enable semaphore logs
Tweak: adds descriptions to the COC and VAT settings
Tweak: replaces Packing Slip shipping function in the template file
Tweak: adds semaphore to email attachment function
Fix: bug on get_payment_date()
Fix: bug on getting VAT & CoC number saved values
Tested up to WooCommerce 8.4

3.7.3 (2023-11-27)

New: temporary promo ad
Tweak: improves the templates number/date functions
Tweak: update the filter wpo_wcpdf_due_date_display arguments
Tweak: change the way the setting is retrieved for the due date
Fix: Packing Slip attachment when Pro is disabled
Fix: modifying order creation date in the get_due_date method
Fix: PHP 8.1 preg_replace warning
Fix: fatal error in the custom_field() function when custom field is an array
Fix: multiple document generation with “Full” access type
Fix: empty argument bug for display_due_date method

3.7.2 (2023-11-08)

New: adds Due Date option to the Invoice settings
New: filter for plugin directories in Advanced Status tab: wpo_wcpdf_plugin_directories
New: advanced tab with Number tools …