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Easy Footnotes / 1.0.12
Easy Footnotes v1.0.12
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← All changes | easy-footnotes.php +82 -259 1.1.13 → 1.0.12 View file →
@@ -1,111 +1,60 @@
1 1 <?php
2 2 /**
3 3 * Plugin Name: Easy Footnotes
4 - * Plugin URI: https://jasonyingling.me/easy-footnotes-wordpress/
4 + * Plugin URI: http://jasonyingling.me/easy-footnotes-wordpress/
5 5 * Description: Easily add footnotes to your posts with a simple shortcode.
6 - * Text Domain: easy-footnotes
7 - * Version: 1.1.13
6 + * Version: 1.0.12
8 7 * Author: Jason Yingling
9 - * Author URI: https://jasonyingling.me
8 + * Author URI: http://jasonyingling.me
10 9 * License: GPL2
11 - *
12 - * @package easy-footnotes
13 10 */
14 11
15 -/*
16 - Copyright 2018 Jason Yingling (email : [email protected])
12 + /* Copyright 2017 Jason Yingling (email : [email protected])
17 13
18 - This program is free software; you can redistribute it and/or modify
19 - it under the terms of the GNU General Public License, version 2, as
20 - published by the Free Software Foundation.
14 + This program is free software; you can redistribute it and/or modify
15 + it under the terms of the GNU General Public License, version 2, as
16 + published by the Free Software Foundation.
21 17
22 - This program is distributed in the hope that it will be useful,
23 - but WITHOUT ANY WARRANTY; without even the implied warranty of
24 - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 - GNU General Public License for more details.
18 + This program is distributed in the hope that it will be useful,
19 + but WITHOUT ANY WARRANTY; without even the implied warranty of
20 + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 + GNU General Public License for more details.
26 22
27 - You should have received a copy of the GNU General Public License
28 - along with this program; if not, write to the Free Software
29 - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 + You should have received a copy of the GNU General Public License
24 + along with this program; if not, write to the Free Software
25 + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
30 26 */
31 -/**
32 - * The Easy Footnotes class. In camel case. Because I didn't follow WPCS way back when.
33 - */
27 +
34 28 class easyFootnotes {
35 29
36 - /**
37 - * Add label option using add_option if it does not already exist.
38 - *
39 - * @var array $footnotes An array for the footnotes to be stored.
40 - */
41 - public $footnotes = array();
30 + // Add label option using add_option if it does not already exist
31 + public $footnotes = array();
42 32 public $footnoteCount = 0;
43 33 public $prevPost;
44 - public $footnoteOptions;
45 - public $footnoteLookup = array();
46 - public $usedFootnoteNumbers = array();
47 34
48 - private $footnoteSettings;
49 -
50 - private $version = '1.1.13';
51 -
52 - /**
53 - * Constructing the initial plugin options, shortcodes, and hooks.
54 - */
55 35 public function __construct() {
56 - $this->footnoteSettings = array(
57 - 'footnoteLabel' => 'Footnotes',
58 - 'useLabel' => false,
59 - 'hide_easy_footnote_after_posts' => false,
60 - 'show_easy_footnote_on_front' => false,
61 - 'reset_footnotes' => false,
62 - 'combine_duplicate_footnotes' => false,
36 + $footnoteSettings = array(
37 + 'footnoteLabel' => 'Footnotes',
38 + 'useLabel' => false,
63 39 );
64 40
65 - add_option( 'easy_footnotes_options', $this->footnoteSettings );
66 - add_shortcode( 'note', array( $this, 'easy_footnote_shortcode' ) );
67 - add_shortcode( 'efn_note', array( $this, 'easy_footnote_shortcode' ) );
68 - add_shortcode( 'efn_reset', array( $this, 'short_code_reset' ) );
69 - add_filter( 'the_content', array( $this, 'easy_footnote_after_content' ), 20 );
70 -
71 - $this->footnoteOptions = get_option( 'easy_footnotes_options' );
72 - if ( isset( $this->footnoteOptions['reset_footnotes'] ) && $this->footnoteOptions['reset_footnotes'] || ( ! isset( $this->footnoteOptions[ 'combine_duplicate_footnotes' ] ) || $this->footnoteOptions[ 'combine_duplicate_footnotes' ] === false ) ) {
73 - add_filter( 'the_content', array( $this, 'easy_footnote_reset' ), 999 );
74 - }
75 -
76 - add_action( 'wp_enqueue_scripts', array( $this, 'register_qtip_scripts' ) );
77 - add_action( 'admin_menu', array( $this, 'easy_footnotes_admin_actions' ) );
78 - add_action( 'admin_enqueue_scripts', array( $this, 'easy_footnotes_admin_scripts' ) );
79 - add_action( 'init', array($this, 'efn_load_textdomain') );
80 -
81 - $this->footnoteOptions = get_option( 'easy_footnotes_options' );
41 + add_option('easy_footnotes_options', $footnoteSettings);
42 + add_shortcode( 'note', array($this, 'easy_footnote_shortcode') );
43 + add_filter('the_content', array($this, 'easy_footnote_after_content'), 20);
44 + add_action('wp_enqueue_scripts', array($this, 'register_qtip_scripts'));
45 + add_action('admin_menu', array($this, 'easy_footnotes_admin_actions'));
82 46 }
83 47
84 - /**
85 - * Registering the scripts and styles used by jQuery qTip.
86 - */
87 48 public function register_qtip_scripts() {
88 - wp_register_script( 'imagesloaded', plugins_url( '/assets/qtip/imagesloaded.pkgd.min.js', __FILE__ ), array(), $this->version, true );
89 - wp_register_script( 'qtip', plugins_url( '/assets/qtip/jquery.qtip.min.js', __FILE__ ), array( 'jquery', 'imagesloaded' ), $this->version, true );
90 - wp_register_script( 'qtipcall', plugins_url( '/assets/qtip/jquery.qtipcall.js', __FILE__ ), array( 'jquery', 'qtip' ), $this->version, true );
91 - wp_register_style( 'qtipstyles', plugins_url( '/assets/qtip/jquery.qtip.min.css', __FILE__ ), array(), $this->version, false );
92 - wp_register_style( 'easyfootnotescss', plugins_url( '/assets/easy-footnotes.css', __FILE__ ), array(), $this->version, false );
49 + wp_register_script( 'imagesloaded', plugins_url( '/assets/qtip/imagesloaded.pkgd.min.js' , __FILE__ ), null, false, true );
50 + wp_register_script( 'qtip', plugins_url( '/assets/qtip/jquery.qtip.min.js' , __FILE__ ), array('jquery', 'imagesloaded'), false, true );
51 + wp_register_script( 'qtipcall', plugins_url( '/assets/qtip/jquery.qtipcall.js' , __FILE__ ), array('jquery', 'qtip'), false, true );
52 + wp_register_style( 'qtipstyles', plugins_url( '/assets/qtip/jquery.qtip.min.css' , __FILE__ ), null, false, false );
53 + wp_register_style( 'easyfootnotescss', plugins_url( '/assets/easy-footnotes.css' , __FILE__ ), null, false, false );
93 54 }
94 55
95 - /**
96 - * Create the Easy Footnotes shortcode.
97 - *
98 - * @param array $atts Shortcode attributes.
99 - * @param string $content Content within the shortcode.
100 - */
101 - public function easy_footnote_shortcode( $atts, $content = null ) {
102 - if ( isset( $this->footnoteOptions['show_easy_footnote_on_front'] ) && $this->footnoteOptions['show_easy_footnote_on_front'] ) {
103 - $efn_show_on_front = is_front_page();
104 - } else {
105 - $efn_show_on_front = false;
106 - }
107 -
56 + public function easy_footnote_shortcode($atts, $content = null) {
108 57 wp_enqueue_style( 'qtipstyles' );
109 58 wp_enqueue_style( 'easyfootnotescss' );
110 59 wp_enqueue_script( 'imagesloaded' );
111 60 wp_enqueue_script( 'qtip' );
@@ -111,222 +60,96 @@
111 60 wp_enqueue_script( 'qtip' );
112 61 wp_enqueue_script( 'qtipcall' );
113 62 wp_enqueue_style( 'dashicons' );
114 63
115 - // Accept optional custom number attribute
116 - $atts = shortcode_atts(
117 - array(
118 - 'num' => null
119 - ),
120 - $atts
121 - );
64 + extract (shortcode_atts(array(
65 + ), $atts));
122 66
123 - $post_id = get_the_ID();
67 + // Get an array of all of the footnotes
68 + $pattern = '/\[note\](.*?)\[\/note\]/';
69 + preg_match_all( $pattern, get_the_content(get_the_ID()), $shortcodes );
124 70
125 - $content = do_shortcode( $content );
126 -
127 - $content_id = md5( preg_replace("/[^A-Za-z0-9 ]/", '', wp_strip_all_tags( html_entity_decode( $content ) ) ) );
71 + // If the current content matches the first [note] set the count to 0. This prevents extra counting by themes using the_content
72 + if ( $content === $shortcodes[1][0] ) {
73 + $count = 0;
74 + } else {
75 + $count = $this->footnoteCount;
76 + }
128 77
129 - if ( isset( $this->footnoteOptions[ 'combine_duplicate_footnotes' ] ) && $this->footnoteOptions[ 'combine_duplicate_footnotes' ] === true ) {
130 - /**
131 - * Search for existing footnote for removing duplicate
132 - * Also add the same numbers to duplicate footnotes
133 - */
134 - if (!isset($this->usedFootnoteNumbers) ) {
135 - $this->usedFootnoteNumbers = array();
136 - }
137 - if (!isset($this->footnoteLookup)) {
138 - $this->footnoteLookup = array();
139 - }
140 - }
78 + // Increment the counter
79 + $count++;
141 80
81 + // Set the footnoteCount (This whole process needs reworked)
82 + $this->footnoteCount = $count;
142 83
143 - // If a custom number is provided, use that number and mark it as used
144 - if ( ! empty( $atts['num'] ) ) {
145 - $footnote_number = intval( $atts['num'] );
146 - $this->usedFootnoteNumbers[] = $footnote_number; // Track custom number
147 - $this->footnoteLookup[$content_id] = $footnote_number;
148 - $this->footnotes[$footnote_number] = $content;
149 - } elseif ( isset( $this->footnoteLookup[$content_id] ) ) {
150 - if ( isset( $this->footnoteOptions[ 'combine_duplicate_footnotes' ] ) && $this->footnoteOptions[ 'combine_duplicate_footnotes' ] === true ) {
151 - // Use existing footnote number for duplicate content
152 - $footnote_number = $this->footnoteLookup[$content_id];
153 - } else {
154 - $this->footnoteCount++;
155 - $footnote_number = $this->footnoteCount;
156 - $this->footnotes[$footnote_number] = $content;
157 - }
84 + //$this->easy_footnote_count($this->footnoteCount, get_the_ID());
85 + $this->easy_footnote_content($content);
86 +
87 + if (is_singular() && is_main_query()) {
88 + $footnoteLink = '#easy-footnote-bottom-'.$this->footnoteCount;
158 89 } else {
159 - // Auto-increment for new footnotes, skipping used numbers
160 - do {
161 - $this->footnoteCount++;
162 - } while ( in_array( $this->footnoteCount, $this->usedFootnoteNumbers ) );
163 -
164 - $footnote_number = $this->footnoteCount;
165 - $this->footnoteLookup[$content_id] = $footnote_number;
166 - $this->usedFootnoteNumbers[] = $footnote_number; // Mark as used
167 - $this->footnotes[$footnote_number] = $content;
90 + $footnoteLink = get_permalink(get_the_ID()).'#easy-footnote-bottom-'.$this->footnoteCount;
168 91 }
169 92
170 - // Generate the correct footnote link with the correct number
171 - $footnoteLink = (is_singular() || $efn_show_on_front) && is_main_query()
172 - ? '#easy-footnote-bottom-' . $footnote_number . '-' . $post_id
173 - : get_permalink($post_id) . '#easy-footnote-bottom-' . $footnote_number . '-' . $post_id;
174 -
175 - // Now generate the footnote markup with the correct number and link
176 - $footnoteContent = "<span id='easy-footnote-" . esc_attr($footnote_number) . '-' . $post_id
177 - . "' class='easy-footnote-margin-adjust'></span><span class='easy-footnote'>"
178 - . "<a href='" . esc_url($footnoteLink) . "' title='" . htmlspecialchars($content, ENT_QUOTES)
179 - . "'><sup>" . esc_html($footnote_number) . "</sup></a></span>";
180 -
93 + $footnoteContent = "<span id='easy-footnote-".esc_attr($this->footnoteCount)."' class='easy-footnote-margin-adjust'></span><span class='easy-footnote'><a href='".esc_url($footnoteLink)."' title='".htmlspecialchars($content, ENT_QUOTES)."'><sup>".esc_html($this->footnoteCount)."</sup></a></span>";
94 +
181 95 return $footnoteContent;
182 96 }
183 97
184 - /**
185 - * The content of a particular footnote.
186 - *
187 - * @param string $content The content from a particular call of the shortcode.
188 - */
189 - public function easy_footnote_content( $content ) {
190 - $this->footnotes[ $this->footnoteCount ] = $content;
98 + public function easy_footnote_content($content) {
99 + $this->footnotes[$this->footnoteCount] = $content;
191 100
192 101 return $this->footnotes;
193 102 }
194 103
195 - /**
196 - * Display the list of footnotes after the post content.
197 - *
198 - * @param string $content The content of the current post.
199 - */
200 - public function easy_footnote_after_content( $content ) {
201 - if ( isset( $this->footnoteOptions['hide_easy_footnote_after_posts'] ) && $this->footnoteOptions['hide_easy_footnote_after_posts'] ) {
202 - return $content;
104 + public function easy_footnote_count($count, $currentPost) {
105 + if ($this->prevPost != $currentPost) {
106 + $count = 0;
203 107 }
204 108
205 - if ( isset( $this->footnoteOptions['show_easy_footnote_on_front'] ) && $this->footnoteOptions['show_easy_footnote_on_front'] ) {
206 - $efn_show_on_front = is_front_page() || is_home();
207 - } else {
208 - $efn_show_on_front = false;
209 - }
109 + $this->prevPost = $currentPost;
210 110
211 - if ( ( is_singular() || $efn_show_on_front ) && is_main_query() ) {
212 - $footnotesInsert = $this->footnotes;
111 + $count++;
213 112
214 - $footnoteCopy = '';
215 - $efn_output = '';
113 + $this->footnoteCount = $count;
216 114
217 - $useLabel = isset( $this->footnoteOptions['useLabel'] ) ? $this->footnoteOptions['useLabel'] : false;
218 - $efLabel = isset($this->footnoteOptions['footnoteLabel'] ) ? $this->footnoteOptions['footnoteLabel'] : __( 'Footnotes', 'easy-footnotes' );
115 + return $this->footnoteCount;
116 + }
219 117
220 - $post_id = get_the_ID();
118 + public function easy_footnote_after_content($content) {
119 + if (is_singular() && is_main_query()) {
120 + $footnotesInsert = $this->footnotes;
221 121
222 - // Create a new array to track used footnotes and their numbers
223 - $footnote_number = 1;
122 + $footnoteCopy = '';
224 123
225 - // sort footnotes according to numbers
226 - ksort($footnotesInsert);
124 + $footnoteOptions = get_option('easy_footnotes_options');
125 + $useLabel = $footnoteOptions['useLabel'];
126 + $efLabel = $footnoteOptions['footnoteLabel'];
227 127
228 - foreach ( $footnotesInsert as $count => $footnote ) {
229 -
230 - if ( isset( $this->footnoteOptions[ 'combine_duplicate_footnotes' ] ) && $this->footnoteOptions[ 'combine_duplicate_footnotes' ] === true ) {
231 - // If the footnote is already in the lookup, use its number
232 - if ( isset( $this->footnoteLookup[$footnote] ) ) {
233 - $count = $this->footnoteLookup[$footnote];
234 - } else {
235 - // Skip custom numbers that were already used
236 - while ( in_array( $footnote_number, $this->usedFootnoteNumbers ) ) {
237 - $footnote_number++;
238 - }
239 - }
240 - }
241 - // Generate back-to-top link and the footnote item
242 - $footnoteCopy .= '<li class="easy-footnote-single"><span id="easy-footnote-bottom-' . esc_attr( $count ) . '-' . $post_id . '" class="easy-footnote-margin-adjust"></span>' . wp_kses_post( $footnote ) . '<a class="easy-footnote-to-top" href="' . esc_url( '#easy-footnote-' . $count . '-' . $post_id ) . '"></a></li>';
128 + foreach ($footnotesInsert as $count => $footnote) {
129 + $footnoteCopy .= '<li class="easy-footnote-single"><span id="easy-footnote-bottom-'.esc_attr($count).'" class="easy-footnote-margin-adjust"></span>'.wp_kses_post($footnote).'<a class="easy-footnote-to-top" href="'.esc_url('#easy-footnote-'.$count).'"></a></li>';
243 130 }
244 - if ( ! empty( $footnotesInsert ) ) {
245 - if ( true === $useLabel ) {
246 - $footnote_label = '<div class="easy-footnote-title"><h4>' . esc_html( $efLabel ) . '</h4></div>';
247 - // Filter for editing footnote label markup and output.
248 - $footnote_label = apply_filters( 'efn_footnote_label', $footnote_label, $efLabel );
249 -
250 - $efn_output .= $footnote_label;
131 + if (!empty($footnotesInsert)) {
132 + if ($useLabel === true) {
133 + $content .= '<div class="easy-footnote-title"><h4>'.esc_html($efLabel).'</h4></div><ol class="easy-footnotes-wrapper">'.$footnoteCopy.'</ol>';
134 + } else {
135 + $content .= '<ol class="easy-footnotes-wrapper">'.$footnoteCopy.'</ol>';
251 136 }
137 + }
252 138
253 - $footnote_content = '';
254 139
255 - // Add filter before footnote list.
256 - $footnote_content = apply_filters( 'before_footnote', $footnote_content );
257 - $footnote_content .= '<ol class="easy-footnotes-wrapper">' . $footnoteCopy . '</ol>';
258 -
259 - // Add filter after footnote list.
260 - $footnote_content = apply_filters( 'after_footnote', $footnote_content );
261 -
262 - $efn_output .= $footnote_content;
263 -
264 - // Add filters for the entire footnote list output.
265 - $efn_output = apply_filters( 'efn_footnote_list_output', $efn_output );
266 -
267 - $content .= do_shortcode( $efn_output );
268 - }
269 140 }
270 -
271 141 return $content;
272 142 }
273 143
274 - /**
275 - * Reset the footnote count and footnote array each time the_content has been run.
276 - *
277 - * @param string $content The content of the post from the_content filter.
278 - */
279 - public function easy_footnote_reset( $content ) {
280 - $this->footnoteCount = 0;
281 -
282 - $this->footnotes = array();
283 -
284 - return $content;
285 - }
286 -
287 - /**
288 - * Include the easy-footnotes-admin.php file.
289 - */
144 + // Functions to create Reading Time admin pages
290 145 public function easy_footnotes_admin() {
291 - include 'easy-footnotes-admin.php';
146 + include('easy-footnotes-admin.php');
292 147 }
293 148
294 - /**
295 - * Function to add options page for Easy Footnote Settings.
296 - */
297 149 public function easy_footnotes_admin_actions() {
298 - add_options_page(
299 - __( 'Easy Footnotes Settings', 'easy-footnotes' ),
300 - __( 'Easy Footnotes', 'easy-footnotes' ),
301 - 'manage_options',
302 - 'easy-footnotes-settings',
303 - array( $this, 'easy_footnotes_admin' )
304 - );
150 + add_options_page("Easy Footnotes Settings", "Easy Footnotes", "manage_options", "easy-footnotes-settings", array($this, "easy_footnotes_admin"));
305 151 }
306 152
307 - /**
308 - * Function for enqueuring EAsy Footnotes admin scripts.
309 - */
310 - public function easy_footnotes_admin_scripts() {
311 - wp_enqueue_style( 'easy-footnotes-admin-styles', plugins_url( '/assets/easy-footnotes-admin.css', __FILE__ ), '', $this->version );
312 - wp_enqueue_script( 'easy-footnotes-admin-scripts', plugins_url( '/assets/js/easy-footnotes-admin.js', __FILE__ ), array( 'jquery' ), $this->version, true );
313 - }
314 -
315 - /**
316 - * Load plugin textdomain easy-footnotes
317 - */
318 - public function efn_load_textdomain() {
319 - load_plugin_textdomain( 'easy-footnotes', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
320 - }
321 -
322 - /**
323 - * Manually reset footnotes and counter
324 - */
325 - public function short_code_reset() {
326 - $this->footnoteCount = 0;
327 - $this->footnotes = array();
328 - return "";
329 - }
330 153 }
331 154
332 155 $easyFootnotes = new easyFootnotes();