84% ss-scroll-to-up

Code Review | SS SCROLL TO UP

WordPress plugin SS SCROLL TO UP scored84%from 54 tests.

About plugin

  • Plugin page: ss-scroll-to-up
  • Plugin version: 2.1.1
  • PHP version: 7.4.16
  • WordPress compatibility: 3.0.1-5.5.0
  • WordPress version: 6.3.1
  • First release: May 17, 2014
  • Latest release: Aug 29, 2020
  • Number of updates: 24
  • Update frequency: every 95.7 days
  • Top authors: wsaiful (100%)

Code review

54 tests

User reviews

1 review

Install metrics

50+ active /1,918 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
This plugin's installer ran successfully

Server metrics [RAM: ▼0.01MB] [CPU: ▼18.08ms] Passed 4 tests

This is a short check of server-side resources used by SS SCROLL TO UP
Server-side resource usage in normal parameters
PageMemory (MB)CPU Time (ms)
Home /3.47 ▲0.0141.39 ▲0.22
Dashboard /wp-admin3.31 ▼0.0349.06 ▼14.27
Posts /wp-admin/edit.php3.36 ▲0.0048.29 ▼6.24
Add New Post /wp-admin/post-new.php5.89 ▲0.0088.56 ▼51.68
Media Library /wp-admin/upload.php3.23 ▲0.0034.42 ▼0.12

Server storage [IO: ▲0.11MB] [DB: ▲0.00MB] Passed 3 tests

Filesystem and database footprint
This plugin was installed successfully
Filesystem: 9 new files
Database: no new tables, 6 new options
New WordPress options
db_upgraded
widget_recent-posts
theysaidso_admin_options
can_compress_scripts
widget_recent-comments
widget_theysaidso_widget

Browser metrics Passed 4 tests

An overview of browser requirements for SS SCROLL TO UP
There were no issues detected in relation to browser resource usage
PageNodesMemory (MB)Script (ms)Layout (ms)
Home /2,942 ▲18113.75 ▼0.726.23 ▲4.4245.72 ▲4.58
Dashboard /wp-admin2,237 ▲344.91 ▼0.98110.13 ▲6.7141.36 ▼4.36
Posts /wp-admin/edit.php2,116 ▲192.05 ▲0.0141.40 ▲4.0235.26 ▲1.03
Add New Post /wp-admin/post-new.php1,545 ▲1918.02 ▲0.54614.93 ▼43.3154.44 ▲2.43
Media Library /wp-admin/upload.php1,416 ▲224.29 ▲0.0799.74 ▲0.8750.04 ▲4.74

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

🔸 Tests weight: 35 | It is important to correctly uninstall your plugin, without leaving any traces
You still need to fix the following
  • Zombie WordPress options detected upon uninstall: 6 options
    • can_compress_scripts
    • db_upgraded
    • widget_recent-comments
    • theysaidso_admin_options
    • widget_theysaidso_widget
    • widget_recent-posts

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)
Good news, no errors were detected

SRP 50% from 2 tests

🔹 Tests weight: 20 | It is important to ensure that your PHP files perform no action when accessed directly, respecting the single-responsibility principle
Almost there! Just fix the following items
  • 2× PHP files trigger server-side errors or warnings when accessed directly:
    • > PHP Warning
      Use of undefined constant WP_PLUGIN_URL - assumed 'WP_PLUGIN_URL' (this will throw an Error in a future version of PHP) in wp-content/plugins/ss-scroll-to-up/ss-sroll-up-to-top.php on line 16
    • > PHP Fatal error
      Uncaught Error: Call to undefined function plugin_basename() in wp-content/plugins/ss-scroll-to-up/ss-sroll-up-to-top.php:16

User-side errors Passed 1 test

🔹 Test weight: 20 | This is a shallow check for browser errors
Everything seems fine on the user side

Optimizations

Plugin configuration 93% from 29 tests

readme.txt 94% from 16 tests

The readme.txt file is an important file in your plugin as it is parsed by WordPress.org to prepare the public listing of your plugin
Attributes that require attention:
  • Screenshots: These screenshots require images: #1 (screenshot-1.png), #2 (screenshot-2.png)
You can take inspiration from this readme.txt

ss-scroll-to-up/ss-sroll-up-to-top.php 92% from 13 tests

This is the main PHP file of "SS SCROLL TO UP" version 2.1.1, providing information about the plugin in the header fields and serving as the principal entry point to the plugin's functions
The following require your attention:
  • Main file name: Name the main plugin file the same as the plugin slug ("ss-scroll-to-up.php" instead of "ss-sroll-up-to-top.php")

Code Analysis Passed 3 tests

File types Passed 1 test

🔸 Test weight: 35 | A short glimpse at programming languages used with this plugin and a check that no dangerous files are present
Success! There were no dangerous files found in this plugin71 lines of code in 5 files:
LanguageFilesBlank linesComment linesLines of code
CSS19751
PHP171515
JavaScript3285

PHP code Passed 2 tests

Cyclomatic complexity and code structure are the fingerprint of this plugin
This plugin has no cyclomatic complexity issues
Cyclomatic complexity
Average complexity per logical line of code0.00
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%
Functions2
▷ Named functions2100.00%
▷ Anonymous functions00.00%
Constants1
▷ Global constants1100.00%
▷ Class constants00.00%
▷ Public constants00.00%

Plugin size Passed 2 tests

Image compression Passed 2 tests

Using a strong compression for your PNG files is a great way to speed-up your plugin
3 PNG files occupy 0.10MB with 0.07MB in potential savings
Potential savings
Compression of 3 random PNG files using pngquant
FileSize - originalSize - compressedSavings
screenshot-1.png41.90KB20.73KB▼ 50.52%
img/ui.totop.png51.59KB1.82KB▼ 96.47%
screenshot-2.png6.80KB1.83KB▼ 73.09%