├── readme.txt
├── core-functionality.php
└── inc
    ├── general.php
    ├── widget-sample.php
    └── cpt-testimonial.php


/readme.txt:
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1 | === Core Functionality ===
2 | 
3 | This contains all your site's core functionality so that it is theme independent.
4 | 
5 | More information: 
6 | http://www.billerickson.net/core-functionality-plugin/
7 | https://github.com/billerickson/Core-Functionality/


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/core-functionality.php:
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 1 | <?php
 2 | /**
 3 |  * Plugin Name: Core Functionality
 4 |  * Plugin URI: https://github.com/billerickson/Core-Functionality
 5 |  * Description: This contains all your site's core functionality so that it is theme independent.
 6 |  * Version: 2.0.0
 7 |  * Author: Bill Erickson
 8 |  * Author URI: http://www.billerickson.net
 9 |  *
10 |  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU 
11 |  * General Public License version 2, as published by the Free Software Foundation.  You may NOT assume 
12 |  * that you can use any other version of the GPL.
13 |  *
14 |  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without 
15 |  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16 |  *
17 |  */
18 | 
19 | // Plugin Directory 
20 | define( 'BE_DIR', dirname( __FILE__ ) );
21 | 
22 | require_once( BE_DIR . '/inc/general.php'              ); // General
23 | require_once( BE_DIR . '/inc/cpt-testimonial.php'      ); // Testimonial CPT
24 | //require_once( BE_DIR . '/inc/widget-sample.php'      ); // Sample Widget
25 | 


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/inc/general.php:
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  1 | <?php
  2 | /**
  3 |  * Core Functionality Plugin
  4 |  * 
  5 |  * @package    CoreFunctionality
  6 |  * @since      2.0.0
  7 |  * @copyright  Copyright (c) 2016, Bill Erickson
  8 |  * @license    GPL-2.0+
  9 |  */
 10 | 
 11 |  
 12 |  /**
 13 |  * Dont Update the Plugin
 14 |  * If there is a plugin in the repo with the same name, this prevents WP from prompting an update.
 15 |  *
 16 |  * @since  1.0.0
 17 |  * @author Jon Brown
 18 |  * @param  array $r Existing request arguments
 19 |  * @param  string $url Request URL
 20 |  * @return array Amended request arguments
 21 |  */
 22 | function be_dont_update_core_func_plugin( $r, $url ) {
 23 |   if ( 0 !== strpos( $url, 'https://api.wordpress.org/plugins/update-check/1.1/' ) )
 24 |     return $r; // Not a plugin update request. Bail immediately.
 25 |     $plugins = json_decode( $r['body']['plugins'], true );
 26 |     unset( $plugins['plugins'][plugin_basename( __FILE__ )] );
 27 |     $r['body']['plugins'] = json_encode( $plugins );
 28 |     return $r;
 29 |  }
 30 | add_filter( 'http_request_args', 'be_dont_update_core_func_plugin', 5, 2 );
 31 | 
 32 | // Use shortcodes in widgets
 33 | add_filter( 'widget_text', 'do_shortcode' );
 34 | 
 35 | /**
 36 |  * Pretty Printing
 37 |  * 
 38 |  * @author Chris Bratlien
 39 |  *
 40 |  * @param mixed
 41 |  * @return null
 42 |  */
 43 | function be_pp( $obj, $label = '' ) {  
 44 | 
 45 | 	$data = json_encode(print_r($obj,true));
 46 |     ?>
 47 |     <style type="text/css">
 48 |       #bsdLogger {
 49 |       position: absolute;
 50 |       top: 30px;
 51 |       right: 0px;
 52 |       border-left: 4px solid #bbb;
 53 |       padding: 6px;
 54 |       background: white;
 55 |       color: #444;
 56 |       z-index: 999;
 57 |       font-size: 1.25em;
 58 |       width: 400px;
 59 |       height: 800px;
 60 |       overflow: scroll;
 61 |       }
 62 |     </style>    
 63 |     <script type="text/javascript">
 64 |       var doStuff = function(){
 65 |         var obj = <?php echo $data; ?>;
 66 |         var logger = document.getElementById('bsdLogger');
 67 |         if (!logger) {
 68 |           logger = document.createElement('div');
 69 |           logger.id = 'bsdLogger';
 70 |           document.body.appendChild(logger);
 71 |         }
 72 |         ////console.log(obj);
 73 |         var pre = document.createElement('pre');
 74 |         var h2 = document.createElement('h2');
 75 |         pre.innerHTML = obj;
 76 |  
 77 |         h2.innerHTML = '<?php echo addslashes($label); ?>';
 78 |         logger.appendChild(h2);
 79 |         logger.appendChild(pre);      
 80 |       };
 81 |       window.addEventListener ("DOMContentLoaded", doStuff, false);
 82 |  
 83 |     </script>
 84 |     <?php
 85 | }
 86 | 
 87 | // Don't let WPSEO metabox be high priority
 88 | add_filter( 'wpseo_metabox_prio', function(){ return 'low'; } );
 89 | 
 90 | /**
 91 |  * Remove WPSEO Notifications
 92 |  *
 93 |  */
 94 | function ea_remove_wpseo_notifications() {
 95 | 
 96 | 	if( ! class_exists( 'Yoast_Notification_Center' ) )
 97 | 		return;
 98 | 		
 99 | 	remove_action( 'admin_notices', array( Yoast_Notification_Center::get(), 'display_notifications' ) );
100 | 	remove_action( 'all_admin_notices', array( Yoast_Notification_Center::get(), 'display_notifications' ) );
101 | }
102 | add_action( 'init', 'ea_remove_wpseo_notifications' );
103 | 
104 | /**
105 |  * Gravity Forms Domain
106 |  *
107 |  * Adds a notice at the end of admin email notifications 
108 |  * specifying the domain from which the email was sent.
109 |  *
110 |  * @param array $notification
111 |  * @param object $form
112 |  * @param object $entry
113 |  * @return array $notification
114 |  */
115 | function ea_gravityforms_domain( $notification, $form, $entry ) {
116 | 
117 | 	if( $notification['name'] == 'Admin Notification' ) {
118 | 		$notification['message'] .= 'Sent from ' . home_url();
119 | 	}
120 | 
121 | 	return $notification;
122 | }
123 | add_filter( 'gform_notification', 'ea_gravityforms_domain', 10, 3 );


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/inc/widget-sample.php:
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  1 | <?php
  2 | /**
  3 |  * Core Functionality Plugin
  4 |  * 
  5 |  * @package    CoreFunctionality
  6 |  * @since      2.0.0
  7 |  * @copyright  Copyright (c) 2016, Bill Erickson
  8 |  * @license    GPL-2.0+
  9 |  */
 10 | 
 11 | /**
 12 |  * Sample widget
 13 |  *
 14 |  * @since 1.0.0
 15 |  */
 16 | class BE_Sample_Widget extends WP_Widget {
 17 | 
 18 | 	/**
 19 | 	 * Holds widget settings defaults, populated in constructor.
 20 | 	 *
 21 | 	 * @since 1.0.0
 22 | 	 * @var array
 23 | 	 */
 24 | 	protected $defaults;
 25 | 
 26 | 	/**
 27 | 	 * Constructor
 28 | 	 *
 29 | 	 * @since 1.0.0
 30 | 	 */
 31 | 	function __construct() {
 32 | 
 33 | 		// widget defaults
 34 | 		$this->defaults = array(
 35 | 			'title'          => '',
 36 | 			'widget_content' => '',
 37 | 		);
 38 | 		
 39 | 		// Widget Slug
 40 | 		$widget_slug = 'ea-sample-widget';
 41 | 
 42 | 		// widget basics
 43 | 		$widget_ops = array(
 44 | 			'classname'   => $widget_slug,
 45 | 			'description' => 'Widget description goes here.'
 46 | 		);
 47 | 
 48 | 		// widget controls
 49 | 		$control_ops = array(
 50 | 			'id_base' => $widget_slug,
 51 | 			//'width'   => '400',
 52 | 		);
 53 | 
 54 | 		// load widget
 55 | 		parent::__construct( $widget_slug, 'BE_Sample_Widget', $widget_ops, $control_ops );		
 56 | 
 57 | 	}
 58 | 
 59 | 	/**
 60 | 	 * Outputs the HTML for this widget.
 61 | 	 *
 62 | 	 * @since 1.0.0
 63 | 	 * @param array $args An array of standard parameters for widgets in this theme 
 64 | 	 * @param array $instance An array of settings for this widget instance 
 65 | 	 */
 66 | 	function widget( $args, $instance ) {
 67 | 
 68 | 		extract( $args );
 69 | 
 70 | 		// Merge with defaults
 71 | 		$instance = wp_parse_args( (array) $instance, $this->defaults );
 72 | 
 73 | 		echo $before_widget;
 74 | 
 75 | 			// Title
 76 | 			if ( !empty( $instance['title'] ) ) { 
 77 | 				echo $before_title . apply_filters( 'widget_title', $instance['title'] ) . $after_title;
 78 | 			}
 79 | 
 80 | 			// Text
 81 | 			if ( !empty( $instance['widget_content'] ) ) {
 82 | 				echo esc_html( $instance['widget_content'] );
 83 | 			}
 84 | 
 85 | 		echo $after_widget;
 86 | 	}
 87 | 
 88 | 	/**
 89 | 	 * Deals with the settings when they are saved by the admin. Here is
 90 | 	 * where any validation should be dealt with.
 91 | 	 *
 92 | 	 * @since 1.0.0
 93 | 	 * @param array $new_instance An array of new settings as submitted by the admin
 94 | 	 * @param array $old_instance An array of the previous settings 
 95 | 	 * @return array The validated and (if necessary) amended settings
 96 | 	 */
 97 | 	function update( $new_instance, $old_instance ) {
 98 | 
 99 | 		$new_instance['title']           = strip_tags( $new_instance['title'] );
100 | 		$new_instance['widget_content']  = esc_html( $new_instance['widget_content'] );
101 | 
102 | 		return $new_instance;
103 | 	}
104 | 
105 | 	/**
106 | 	 * Displays the form for this widget on the Widgets page of the WP Admin area.
107 | 	 *
108 | 	 * @since 1.0.0
109 | 	 * @param array $instance An array of the current settings for this widget
110 | 	 */
111 | 	function form( $instance ) {
112 | 
113 | 		// Merge with defaults
114 | 		$instance = wp_parse_args( (array) $instance, $this->defaults );
115 | 		?>
116 | 		<p>
117 | 			<label for="<?php echo $this->get_field_id( 'title' ); ?>">Title:</label>
118 | 			<input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" class="widefat" />
119 | 		</p>
120 | 		<p>
121 | 			<label for="<?php echo $this->get_field_id( 'widget_content' ); ?>">Text:</label>
122 | 			<input type="text" id="<?php echo $this->get_field_id( 'widget_content' ); ?>" name="<?php echo $this->get_field_name( 'widget_content' ); ?>" value="<?php echo esc_attr( $instance['widget_content'] ); ?>" class="widefat" />
123 | 		</p>
124 | 		<?php
125 | 	}
126 | }
127 | add_action( 'widgets_init', create_function( '', "register_widget('BE_Sample_Widget');" ) );
128 | 


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/inc/cpt-testimonial.php:
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  1 | <?php
  2 | /**
  3 |  * Core Functionality Plugin
  4 |  * 
  5 |  * @package    CoreFunctionality
  6 |  * @since      2.0.0
  7 |  * @copyright  Copyright (c) 2016, Bill Erickson
  8 |  * @license    GPL-2.0+
  9 |  */
 10 | 
 11 | /**
 12 |  * Testimonials
 13 |  *
 14 |  * This file registers the testimonials custom post type
 15 |  * and setups the various functions and items it uses.
 16 |  *
 17 |  * @since 2.0.0
 18 |  */
 19 | class BE_Testimonials {
 20 | 
 21 | 	/**
 22 | 	 * Initialize all the things
 23 | 	 *
 24 | 	 * @since 2.0.0
 25 | 	 */
 26 | 	function __construct() {
 27 | 		
 28 | 		// Actions
 29 | 		add_action( 'init',              array( $this, 'register_tax'      )    );
 30 | 		add_action( 'init',              array( $this, 'register_cpt'      )    );
 31 | 		add_action( 'gettext',           array( $this, 'title_placeholder' )    );
 32 | 		add_action( 'pre_get_posts',     array( $this, 'testimonial_query' )    );
 33 | 		add_action( 'template_redirect', array( $this, 'redirect_single'   )    );
 34 | 
 35 | 		// Column Filters
 36 | 		add_filter( 'manage_edit-testimonial_columns',        array( $this, 'testimonial_columns' )        );
 37 | 
 38 | 		// Column Actions
 39 | 		add_action( 'manage_testimonial_pages_custom_column', array( $this, 'custom_columns'      ), 10, 2 );
 40 | 		add_action( 'manage_testimonial_posts_custom_column', array( $this, 'custom_columns'      ), 10, 2 );
 41 | 	}
 42 | 
 43 | 	/**
 44 | 	 * Register the taxonomies
 45 | 	 *
 46 | 	 * @since 2.0.0
 47 | 	 */
 48 | 	function register_tax() {
 49 | 
 50 | 		$labels = array( 
 51 | 			'name'                       => 'FOO',
 52 | 			'singular_name'              => 'FOO',
 53 | 			'search_items'               => 'Search FOOs',
 54 | 			'popular_items'              => 'Popular FOOs',
 55 | 			'all_items'                  => 'All FOOs',
 56 | 			'parent_item'                => 'Parent FOO',
 57 | 			'parent_item_colon'          => 'Parent FOO:',
 58 | 			'edit_item'                  => 'Edit FOO',
 59 | 			'update_item'                => 'Update FOO',
 60 | 			'add_new_item'               => 'Add New FOO',
 61 | 			'new_item_name'              => 'New FOO',
 62 | 			'separate_items_with_commas' => 'Separate FOOs with commas',
 63 | 			'add_or_remove_items'        => 'Add or remove FOOs',
 64 | 			'choose_from_most_used'      => 'Choose from most used FOOs',
 65 | 			'menu_name'                  => 'FOOs',
 66 | 		);
 67 | 
 68 | 		$args = array( 
 69 | 			'labels'            => $labels,
 70 | 			'public'            => true,
 71 | 			'show_in_nav_menus' => true,
 72 | 			'show_ui'           => true,
 73 | 			'show_tagcloud'     => false,
 74 | 			'hierarchical'      => false,
 75 | 			'rewrite'           => array( 'slug' => 'cpt-slug/foo', 'with_front' => false ),
 76 | 			'query_var'         => true,
 77 | 			'show_admin_column' => false,
 78 | 			// 'meta_box_cb'    => false,
 79 | 		);
 80 | 
 81 | 		register_taxonomy( 'foo', array( 'testimonials' ), $args );
 82 | 	}
 83 | 
 84 | 	/**
 85 | 	 * Register the custom post type
 86 | 	 *
 87 | 	 * @since 2.0.0
 88 | 	 */
 89 | 	function register_cpt() {
 90 | 
 91 | 		$labels = array( 
 92 | 			'name'               => 'Testimonials',
 93 | 			'singular_name'      => 'Testimonial',
 94 | 			'add_new'            => 'Add New',
 95 | 			'add_new_item'       => 'Add New Testimonial',
 96 | 			'edit_item'          => 'Edit Testimonial',
 97 | 			'new_item'           => 'New Testimonial',
 98 | 			'view_item'          => 'View Testimonial',
 99 | 			'search_items'       => 'Search Testimonials',
100 | 			'not_found'          => 'No Testimonials found',
101 | 			'not_found_in_trash' => 'No Testimonials found in Trash',
102 | 			'parent_item_colon'  => 'Parent Testimonial:',
103 | 			'menu_name'          => 'Testimonials',
104 | 		);
105 | 
106 | 		$args = array( 
107 | 			'labels'              => $labels,
108 | 			'hierarchical'        => false,
109 | 			'supports'            => array( 'title', 'editor', 'thumbnail' ),   
110 | 			'public'              => true,
111 | 			'show_ui'             => true,
112 | 			'show_in_menu'        => true,
113 | 			'show_in_nav_menus'   => true,
114 | 			'publicly_queryable'  => true,
115 | 			'exclude_from_search' => false,
116 | 			'has_archive'         => true,
117 | 			'query_var'           => true,
118 | 			'can_export'          => true,
119 | 			'rewrite'             => array( 'slug' => 'testimonials', 'with_front' => false ),
120 | 			'menu_icon'           => 'dashicons-groups', // https://developer.wordpress.org/resource/dashicons/
121 | 		);
122 | 
123 | 		register_post_type( 'testimonial', $args );
124 | 
125 | 	}
126 | 
127 | 	/**
128 | 	 * Change the default title placeholder text
129 | 	 *
130 | 	 * @since 2.0.0
131 | 	 * @global array $post
132 | 	 * @param string $translation
133 | 	 * @return string Customized translation for title
134 | 	 */
135 | 	function title_placeholder( $translation ) {
136 | 
137 | 		global $post;
138 | 		if ( isset( $post ) && 'testimonial' == $post->post_type && 'Enter title here' == $translation ) {
139 | 			$translation = 'Enter Name Here';
140 | 		}
141 | 		return $translation;
142 | 
143 | 	}
144 | 	
145 | 	/**
146 | 	 * Customize the Testimonials Query
147 | 	 *
148 | 	 * @since 2.0.0
149 | 	 * @param object $query
150 | 	 */
151 | 	function testimonial_query( $query ) {
152 | 		if( $query->is_main_query() && !is_admin() && $query->is_post_type_archive( 'testimonial' ) ) {
153 | 			$query->set( 'posts_per_page', 20 );
154 | 		}
155 | 	}
156 | 	
157 | 	/**
158 | 	 * Redirect Single Testimonials
159 | 	 *
160 | 	 * @since 2.0.0
161 | 	 */
162 | 	function redirect_single() {
163 | 		if( is_singular( 'testimonial' ) ) {
164 | 			wp_redirect( get_post_type_archive_link( 'testimonial' ) );
165 | 			exit;
166 | 		}
167 | 	}
168 | 
169 | 	/**
170 | 	 * Testimonials custom columns
171 | 	 *
172 | 	 * @since 2.0.0
173 | 	 * @param array $columns
174 | 	 */
175 | 	function testimonial_columns( $columns ) {
176 | 
177 | 		$columns = array(
178 | 			'cb'                  => '<input type="checkbox" />',
179 | 			'thumbnail'           => 'Thumbnail',
180 | 			'title'               => 'Name',
181 | 			'date'                => 'Date',
182 | 		);
183 | 
184 | 		return $columns;
185 | 	}
186 | 
187 | 	/**
188 | 	 * Cases for the custom columns
189 | 	 *
190 | 	 * @since 1.2.0
191 | 	 * @param array $column
192 | 	 * @param int $post_id
193 | 	 * @global array $post
194 | 	 */
195 | 	function custom_columns( $column, $post_id ) {
196 | 
197 | 		global $post;
198 | 
199 | 		switch ( $column ) {
200 | 			case 'thumbnail':
201 | 				the_post_thumbnail( 'thumbnail' );
202 | 				break;
203 | 		}
204 | 	}
205 | 	
206 | }
207 | new BE_Testimonials();


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