84% cf7-optimizer

Code Review | CF7 Optimizer

WordPress plugin CF7 Optimizer scored 84% from 54 tests.

About plugin

  • Plugin page: cf7-optimizer
  • Plugin version: 1.0.1
  • PHP compatiblity: 5.6+
  • PHP version: 7.4.16
  • WordPress compatibility: 4.6-5.8
  • WordPress version: 6.3.1
  • First release: Jul 29, 2021
  • Latest release: Jul 29, 2021
  • Number of updates: 3
  • Update frequency: N/A
  • Top authors: gianlucagaspari (100%)

Code review

54 tests

User reviews

1 review

Install metrics

10+ active / 334 total downloads

Benchmarks

Plugin footprint 83% from 16 tests

Installer Passed 1 test

🔺 Critical test (weight: 50) | All plugins must install correctly, without throwing any errors, warnings, or notices
The plugin installed successfully, without throwing any errors or notices

Server metrics [RAM: ▼0.01MB] [CPU: ▼9.16ms] Passed 4 tests

An overview of server-side resources used by CF7 Optimizer
No issues were detected with server-side resource usage
PageMemory (MB)CPU Time (ms)
Home /3.40 ▼0.0723.35 ▼16.16
Dashboard /wp-admin3.32 ▲0.0143.11 ▼1.15
Posts /wp-admin/edit.php3.37 ▲0.0148.19 ▼8.38
Add New Post /wp-admin/post-new.php5.90 ▲0.0191.00 ▼10.93
Media Library /wp-admin/upload.php3.24 ▲0.0135.91 ▲1.14

Server storage [IO: ▲0.04MB] [DB: ▲0.00MB] Passed 3 tests

How much does this plugin use your filesystem and database?
This plugin installed successfully
Filesystem: 3 new files
Database: no new tables, 6 new options
New WordPress options
widget_theysaidso_widget
theysaidso_admin_options
widget_recent-posts
db_upgraded
widget_recent-comments
can_compress_scripts

Browser metrics Passed 4 tests

An overview of browser requirements for CF7 Optimizer
This plugin has a minimal impact on browser resources
PageNodesMemory (MB)Script (ms)Layout (ms)
Home /2,465 ▼29213.50 ▼1.090.51 ▼1.5218.02 ▼32.88
Dashboard /wp-admin2,203 ▲154.90 ▲0.04112.44 ▲7.1038.51 ▼9.18
Posts /wp-admin/edit.php2,089 ▼02.03 ▲0.0439.85 ▼0.3931.94 ▼5.52
Add New Post /wp-admin/post-new.php1,514 ▼817.61 ▼5.58659.17 ▲47.3573.03 ▲10.77
Media Library /wp-admin/upload.php1,388 ▲34.17 ▼0.0694.31 ▼2.7242.75 ▼0.52

Uninstaller [IO: ▲0.00MB] [DB: ▲0.00MB] 75% from 4 tests

🔸 Tests weight: 35 | Checking the uninstaller removed all traces of the plugin
The following items require your attention
  • This plugin did not uninstall successfully, leaving 6 options in the database
    • widget_recent-comments
    • can_compress_scripts
    • db_upgraded
    • widget_recent-posts
    • widget_theysaidso_widget
    • theysaidso_admin_options

Smoke tests 75% from 4 tests

Server-side errors Passed 1 test

🔹 Test weight: 20 | Just a short smoke test targeting errors on the server (in the Apache logs)
Even though no errors were found, this is by no means an exhaustive test

SRP 50% from 2 tests

🔹 Tests weight: 20 | A shallow check of the single-responsibility principle; PHP files should perform no action - including output of placeholder text - and trigger no errors when accessed directly
The following issues need your attention
  • 1× GET requests to PHP files trigger server-side errors or Error 500 responses:
    • > PHP Fatal error
      Uncaught Error: Call to undefined function add_filter() in wp-content/plugins/cf7-optimizer/cf7-optimizer.php:38

User-side errors Passed 1 test

🔹 Test weight: 20 | A shallow check that no browser errors were triggered
No browser errors were detected

Optimizations

Plugin configuration 97% from 29 tests

readme.txt 94% from 16 tests

Often overlooked, readme.txt is one of the most important files in your plugin
Attributes that need to be fixed:
  • Contributors: The plugin contributors field is missing
Please take inspiration from this readme.txt

cf7-optimizer/cf7-optimizer.php Passed 13 tests

The main PHP file in "CF7 Optimizer" ver. 1.0.1 adds more information about the plugin and also serves as the entry point for this plugin
77 characters long description:
Removes js, css and ajax behaviors from Contact Form 7 that may slow the site

Code Analysis Passed 3 tests

File types Passed 1 test

🔸 Test weight: 35 | Executable files are not allowed as they can serve as attack vectors
No dangerous file extensions were detected27 lines of code in 1 file:
LanguageFilesBlank linesComment linesLines of code
PHP101327

PHP code Passed 2 tests

An short overview of logical lines of code, cyclomatic complexity, and other code metrics
No cyclomatic complexity issues were detected for this plugin
Cyclomatic complexity
Average complexity per logical line of code0.43
Average class complexity0.00
▷ Minimum class complexity0.00
▷ Maximum class complexity0.00
Average method complexity0.00
▷ Minimum method complexity0.00
▷ Maximum method complexity0.00
Code structure
Namespaces0
Interfaces0
Traits0
Classes0
▷ Abstract classes00.00%
▷ Concrete classes00.00%
▷ Final classes00.00%
Methods0
▷ Static methods00.00%
▷ Public methods00.00%
▷ Protected methods00.00%
▷ Private methods00.00%
Functions1
▷ Named functions1100.00%
▷ Anonymous functions00.00%
Constants0
▷ Global constants00.00%
▷ Class constants00.00%
▷ Public constants00.00%

Plugin size Passed 2 tests

Image compression Passed 2 tests

All PNG images should be compressed to minimize bandwidth usage for end users
No PNG files were detected