Flexible Invoices for WooCommerce and WordPress 5.4.1

Does "Flexible Invoices for WooCommerce and WordPress" work with WordPress 5.8 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
1PHP fatal errors
1PHP warnings
1PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 507.03 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 version5.8
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 6,000+
WordPress.org page https://wordpress.org/plugins/flexible-invoices/
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Pages 12

Plugins ‹ Test site — WordPress

Page screenshot: 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=67b85e282a
Aspect after-activation
HTTP status 200
Load time 2.175 s
Memory usage 3.81 MiB
JS errors None
Resource errors None

Invoices

Page screenshot: Invoices
URL /wp-admin/edit.php?post_type=inspire_invoice
Aspect menu-item
HTTP status 200
Load time 0.399 s
Memory usage N/A
JS errors None
Resource errors None

Invoices → Add New

Page screenshot: Invoices → Add New
URL /wp-admin/post-new.php?post_type=inspire_invoice
Aspect menu-item
HTTP status 200
Load time 0.521 s
Memory usage 3.9 MiB
JS errors None
Resource errors None

Invoices → Reports

Page screenshot: Invoices → Reports
URL /wp-admin/edit.php?post_type=inspire_invoice&page=flexible-invoices-reports-settings
Aspect menu-item
HTTP status 200
Load time 0.558 s
Memory usage 3.59 MiB
JS errors None
Resource errors None

Invoices → Download

Page screenshot: Invoices → Download
URL /wp-admin/edit.php?post_type=inspire_invoice&page=download
Aspect menu-item
HTTP status 200
Load time 0.248 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

Invoices → Settings

Page screenshot: Invoices → Settings
URL /wp-admin/edit.php?post_type=inspire_invoice&page=invoices_settings
Aspect menu-item
HTTP status 200
Load time 0.267 s
Memory usage 3.6 MiB
JS errors None
Resource errors None

Invoices → Settings → Documents

Page screenshot: 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 0.321 s
Memory usage 3.56 MiB
JS errors None
Resource errors None

Invoices → Settings → Currencies

Page screenshot: 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 0.716 s
Memory usage 3.61 MiB
JS errors None
Resource errors None

Invoices → Settings → Tax rates

Page screenshot: 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 0.315 s
Memory usage 3.57 MiB
JS errors None
Resource errors None

Invoices → Settings → Invoice Template

Page screenshot: 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 0.340 s
Memory usage 3.73 MiB
JS errors None
Resource errors None

Invoices → Settings → Advanced Sending

Page screenshot: 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 0.790 s
Memory usage 3.68 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.418 s
Memory usage 3.29 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.353 s0.433 s+0.080 s3.08 MiB3.63 MiB+ 562.24 KiB
/wp-admin/edit.php0.180 s0.287 s+0.107 s3.11 MiB3.67 MiB+ 566.47 KiB
/wp-admin/post-new.php1.408 s1.061 s-0.347 s5.27 MiB5.81 MiB+ 562.56 KiB
/wp-admin/upload.php0.554 s0.456 s-0.098 s3.03 MiB3.51 MiB+ 495.75 KiB
/wp-admin/options-writing.php0.170 s0.164 s-0.006 s3.02 MiB3.49 MiB+ 480.98 KiB
/wp-admin/media-new.php0.275 s0.220 s-0.055 s3.01 MiB3.49 MiB+ 496.23 KiB
/wp-admin/edit-tags.php?taxonomy=category0.174 s0.190 s+0.016 s3.04 MiB3.52 MiB+ 497.77 KiB
/wp-admin/post-new.php?post_type=page0.748 s0.978 s+0.230 s5.26 MiB5.74 MiB+ 498.15 KiB
/wp-admin/options-discussion.php0.353 s0.256 s-0.097 s3 MiB3.49 MiB+ 497.48 KiB
/wp-admin/edit-comments.php0.209 s0.212 s+0.003 s3.04 MiB3.56 MiB+ 525.28 KiB
/0.339 s0.281 s-0.058 s2.91 MiB3.29 MiB+ 394.41 KiB
Average 0.433 s0.413 s-0.020 s3.43 MiB3.93 MiB+ 507.03 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
PHP95.2%105,11631,537990
CSS2.4%2,6556619
JavaScript1.4%1,5488414
JSON1.0%1,053022
Total 110,372 31,687 1,045

PHP Code Analysis | More results »

Lines of code 7,077
Total complexity 849
Median class complexity 8.0
Median method complexity 1.0
Most complex class invoicePostType
Most complex function get_flexible_invoices_locale_info()
Classes 37
Methods 323
Functions 24

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

Custom Post Types 1

ID Name
inspire_invoiceInvoices

Capabilities 13

PHP Error Log 11 lines

[22-Jul-2021 07:09:05 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function WC() in /wp-content/plugins/flexible-invoices/src/Addons/Filters/Views/advanced-filters-html.php:30
Stack trace:
#0 /wp-content/plugins/flexible-invoices/vendor_prefixed/wpdesk/wp-view/src/Renderer/SimplePhpRenderer.php(38): include()
#1 /wp-content/plugins/flexible-invoices/src/Addons/Filters/AdvancedFiltersAddon.php(83): WPDeskFIVendor\WPDesk\View\Renderer\SimplePhpRenderer->render()
#2 /wp-includes/class-wp-hook.php(303): WPDesk\FlexibleInvoices\Addons\Filters\AdvancedFiltersAddon->render_filters()
#3 /wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#4 /wp-includes/plugin.php(470): WP_Hook->do_action()
#5 /wp-admin/admin-footer.php(78): do_action()
#6 /wp-admin/edit.php(491): require_ in /wp-content/plugins/flexible-invoices/src/Addons/Filters/Views/advanced-filters-html.php on line 30
[22-Jul-2021 07:09:06 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
[22-Jul-2021 07:09:06 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
See also: All tests for this plugin, How to Hide Flexible Invoices for WooCommerce and WordPress Admin Menus and Widgets