Report - Flexible Invoices for WooCommerce and WordPress 5.6.7

Does "Flexible Invoices for WooCommerce and WordPress" work with WordPress 6.0.2 and PHP 7.4.8? A smoke test was performed on 2022-09-01 06:55:31 UTC.

Summary

Errors

1	PHP warnings
13	PHP notices
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 542.38 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment

WordPress version	6.0.2
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-04-16T12:38:00+00:00
Active installs	6,000+
WordPress.org page	https://wordpress.org/plugins/flexible-invoices/
Badges	Get badge code

Pages 13

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=flexible-invoices%2Fflexible-invoices.php&plugin_status=all&paged=1&s&_wpnonce=b74c2cdebb
Aspect	after-activation
HTTP status	200
Load time	0.717 s
Memory usage	4.53 MiB
JS errors	None
Resource errors	None

Invoices

URL	/wp-admin/edit.php?post_type=inspire_invoice
Aspect	menu-item
HTTP status	200
Load time	0.887 s
Memory usage	4.43 MiB
JS errors	None
Resource errors	None

Invoices → Add New

URL	/wp-admin/post-new.php?post_type=inspire_invoice
Aspect	menu-item
HTTP status	200
Load time	0.523 s
Memory usage	4.55 MiB
JS errors	None
Resource errors	None

Invoices → Reports

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=flexible-invoices-reports-settings
Aspect	menu-item
HTTP status	200
Load time	0.288 s
Memory usage	4.21 MiB
JS errors	None
Resource errors	None

Invoices → Download

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=download
Aspect	menu-item
HTTP status	200
Load time	0.247 s
Memory usage	4.18 MiB
JS errors	None
Resource errors	None

Invoices → Settings

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings
Aspect	menu-item
HTTP status	200
Load time	0.355 s
Memory usage	4.28 MiB
JS errors	None
Resource errors	None

Invoices → Settings → Documents

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings&tab=documents
Aspect	menu-item-tab
HTTP status	200
Load time	0.318 s
Memory usage	4.26 MiB
JS errors	None
Resource errors	None

Invoices → Settings → Currencies

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings&tab=currency
Aspect	menu-item-tab
HTTP status	200
Load time	0.493 s
Memory usage	4.51 MiB
JS errors	None
Resource errors	None

Invoices → Settings → Tax rates

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings&tab=tax-rates
Aspect	menu-item-tab
HTTP status	200
Load time	0.380 s
Memory usage	4.26 MiB
JS errors	None
Resource errors	None

Invoices → Settings → Invoice Template

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings&tab=invoice-template
Aspect	menu-item-tab
HTTP status	200
Load time	0.523 s
Memory usage	4.34 MiB
JS errors	None
Resource errors	None

Invoices → Settings → Advanced Sending

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings&tab=fias-sending
Aspect	menu-item-tab
HTTP status	200
Load time	0.644 s
Memory usage	4.29 MiB
JS errors	None
Resource errors	None

Invoices → Help & Support

URL	/wp-admin/edit.php?post_type=inspire_invoice&page=wpdesk-marketing
Aspect	menu-item
HTTP status	200
Load time	2.067 s
Memory usage	4.27 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.382 s
Memory usage	3.87 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.330 s	0.425 s	+0.095 s	3.72 MiB	4.26 MiB	+ 553.49 KiB
/wp-admin/edit.php	0.497 s	0.273 s	-0.224 s	3.76 MiB	4.36 MiB	+ 613.03 KiB
/wp-admin/post-new.php	0.780 s	0.840 s	+0.060 s	5.55 MiB	6.08 MiB	+ 542.28 KiB
/wp-admin/upload.php	0.397 s	0.357 s	-0.040 s	3.69 MiB	4.21 MiB	+ 533.98 KiB
/wp-admin/options-writing.php	0.152 s	0.228 s	+0.076 s	3.62 MiB	4.21 MiB	+ 607.92 KiB
/wp-admin/media-new.php	0.427 s	0.264 s	-0.163 s	3.66 MiB	4.21 MiB	+ 554.29 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.223 s	0.443 s	+0.220 s	3.69 MiB	4.24 MiB	+ 563 KiB
/wp-admin/post-new.php?post_type=page	0.627 s	0.712 s	+0.085 s	5.54 MiB	6.07 MiB	+ 537.87 KiB
/wp-admin/options-discussion.php	0.247 s	0.321 s	+0.074 s	3.6 MiB	4.21 MiB	+ 628.5 KiB
/wp-admin/edit-comments.php	0.219 s	0.278 s	+0.059 s	3.7 MiB	4.24 MiB	+ 559.72 KiB
/	0.342 s	0.222 s	-0.120 s	3.6 MiB	3.87 MiB	+ 272.15 KiB
Average	0.386 s	0.397 s	+0.011 s	4.01 MiB	4.54 MiB	+ 542.38 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP

Language		%	Lines of code	Comment lines	Files
	PHP	93.8%	99,798	31,939	1,001
	JavaScript	2.7%	2,877	1,014	14
	CSS	2.4%	2,575	96	22
	JSON	1.0%	1,089	0	22
Total			106,339	33,049	1,059

PHP Code Analysis | More results »

Lines of code	711
Total complexity	113
Median class complexity	6.0
Median method complexity	1.0
Most complex class	WPDesk\FlexibleInvoices\Tracker\Tracker
Most complex function	WPDesk\FlexibleInvoices\Tracker\Tracker::activated_plugin()

Classes	13
Methods	58
Functions	2

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options `wp_options` 22

inspire_invoices_correction_number_prefix
inspire_invoices_correction_number_reset_type
inspire_invoices_correction_number_suffix
inspire_invoices_correction_start_number
inspire_invoices_correction_type
inspire_invoices_currency
inspire_invoices_default_values
inspire_invoices_invoice_number_prefix
inspire_invoices_invoice_number_reset_type
inspire_invoices_invoice_number_suffix
inspire_invoices_invoice_start_number
inspire_invoices_proforma_number_prefix
inspire_invoices_proforma_number_reset_type
inspire_invoices_proforma_number_suffix
inspire_invoices_proforma_start_number
inspire_invoices_settings_upgrade
inspire_invoices_tax
inspire_invoices_tax_updated
inspire_invoices_woocommerce_add_invoice_ask_field
inspire_invoices_woocommerce_add_nip_field
inspire_invoices_woocommerce_nip_label
plugin_activation_flexible-invoices/flexible-invoices.php

User Metadata `wp_usermeta` 2

screen_layout_inspire_invoice
manageedit-inspire_invoicecolumnshidden

Custom Post Types 1

ID	Name
inspire_invoice	Invoices

Capabilities 13

read_flexible_invoice
read_private_flexible_invoices
edit_flexible_invoice
edit_flexible_invoices
edit_others_flexible_invoices
edit_private_flexible_invoices
edit_published_flexible_invoices
delete_flexible_invoice
delete_flexible_invoices
delete_others_flexible_invoices
delete_private_flexible_invoices
delete_published_flexible_invoices
publish_flexible_invoices

PHP Error Log 14 lines

[01-Sep-2022 06:55:49 UTC] PHP Notice:  Undefined index: woocommerce in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/invoice_edit/payment_metabox.php on line 131
[01-Sep-2022 06:55:49 UTC] PHP Warning:  sizeof(): Parameter must be an array or an object that implements Countable in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/invoice_edit/payment_metabox.php on line 131
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21
[01-Sep-2022 06:55:55 UTC] PHP Notice:  Undefined index: currency in /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/flexible-invoices-core/templates/settings/table-grouped-fields.php on line 21

Flexible Invoices for WooCommerce and WordPress 5.6.7