Sensei_Shortcode_Lesson_Page   A
last analyzed

Complexity

Total Complexity 7

Size/Duplication

Total Lines 86
Duplicated Lines 18.6 %

Coupling/Cohesion

Components 1
Dependencies 1
Metric Value
wmc 7
lcom 1
cbo 1
dl 16
loc 86
rs 10

3 Methods

Rating   Name   Duplication   Size   Complexity  
A __construct() 0 6 2
A setup_lesson_query() 16 16 2
B render() 0 32 3

How to fix   Duplicated Code   

Duplicated Code

Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.

Common duplication problems, and corresponding solutions are:

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<?php
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Coding Style Compatibility introduced by
For compatibility and reusability of your code, PSR1 recommends that a file should introduce either new symbols (like classes, functions, etc.) or have side-effects (like outputting something, or including other files), but not both at the same time. The first symbol is defined on line 17 and the first side effect is on line 2.

The PSR-1: Basic Coding Standard recommends that a file should either introduce new symbols, that is classes, functions, constants or similar, or have side effects. Side effects are anything that executes logic, like for example printing output, changing ini settings or writing to a file.

The idea behind this recommendation is that merely auto-loading a class should not change the state of an application. It also promotes a cleaner style of programming and makes your code less prone to errors, because the logic is not spread out all over the place.

To learn more about the PSR-1, please see the PHP-FIG site on the PSR-1.

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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
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/**
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 *
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 * Renders the [sensei_lesson_page] shortcode. Display a single lesson based on the ID parameter given.
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 *
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 * This class is loaded int WP by the shortcode loader class.
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 *
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 * @class Sensei_Shortcode_Lesson_Page
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 *
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 * @package Content
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 * @subpackage Shortcode
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 * @author Automattic
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 *
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 * @since 1.9.0
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 */
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class Sensei_Shortcode_Lesson_Page implements Sensei_Shortcode_Interface {
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    /**
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     * @var array $lesson_page_query {
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     *     @type WP_Post
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     * }
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     * The lessons query
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     */
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    protected $lesson_page_query;
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    /**
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     * Setup the shortcode object
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     *
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     * @since 1.9.0
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     * @param array $attributes
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     * @param string $content
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     * @param string $shortcode the shortcode that was called for this instance
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     */
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    public function __construct( $attributes, $content, $shortcode ){
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        $this->id = isset( $attributes['id'] ) ? $attributes['id'] : '';
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        $this->setup_lesson_query();
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    }
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    /**
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     * create the lessons query .
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     *
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     * @return mixed
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     */
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    public function setup_lesson_query(){
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Duplication introduced by
This method seems to be duplicated in your project.

Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.

You can also find more detailed suggestions in the “Code” section of your repository.

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        if( empty( $this->id ) ){
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            return;
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        }
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        $args = array(
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            'post_type' => 'lesson',
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            'posts_per_page' => 1,
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            'post_status' => 'publish',
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            'post__in' => array( $this->id ),
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        );
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        $this->lesson_page_query  = new WP_Query( $args );
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Documentation Bug introduced by
It seems like new \WP_Query($args) of type object<WP_Query> is incompatible with the declared type array of property $lesson_page_query.

Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.

Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..

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    }
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    /**
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     * Rendering the shortcode this class is responsible for.
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     *
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     * @return string $content
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     */
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    public function render(){
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        if( empty(  $this->id  ) ){
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            return __( 'Please supply a lesson ID for this shortcode.', 'woothemes-sensei' );
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        }
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        //set the wp_query to the current lessons query
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        global $wp_query;
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        $wp_query = $this->lesson_page_query;
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        if( have_posts() ){
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            the_post();
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        }else{
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            return __('No posts found.', 'woothemes-sensei');
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        }
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        ob_start();
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        Sensei_Templates::get_template('content-single-lesson.php');
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        $shortcode_output = ob_get_clean();
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        // set back the global query
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        wp_reset_query();
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        return $shortcode_output;
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    }// end render
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}// end class
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