← All changes | lib/class-customfieldsinterface.php +618 -616 trunk → 2.75 View file →

		@@ -1,616 +1,618 @@
1		-<?php
2		-
3		-class CustomFieldsInterface {
4		- /**
5		- * @var string $handle The handle for the box containing the custom fields
6		- */
7		- var $handle = '';
8		- /**
9		- * @var string $label The label for the box containing the custom fields
10		- */
11		- var $label = '';
12		- /**
13		- * @var string $desc The description/introduction for the box containing the custom fields
14		- */
15		- var $desc = '';
16		- /**
17		- * @var string $prefix The prefix for storing custom fields in the postmeta table
18		- */
19		- var $prefix = '';
20		- /**
21		- * @var array $post_types An array of public custom post types, plus the standard "post" and "page" - add the custom types you want to include here
22		- */
23		- var $post_types = array();
24		- /**
25		- * @var array $custom_fields Defines the custom fields available
26		- */
27		- var $custom_fields = array();
28		- /**
29		- * @var array $jquery_ui_datetime_datepicker_i18n Array for jQuery datepicker UI localization
30		- */
31		- var $jquery_ui_datetime_datepicker_i18n;
32		- /**
33		- * @var array $jquery_ui_datetime_timepicker_i18n Array for jQuery timepicker UI localization
34		- */
35		- var $jquery_ui_datetime_timepicker_i18n;
36		-
37		- /**
38		- * @var string $rule_description_as_html Description of the rule as HTML
39		- */
40		- var $rule_description_as_html;
41		-
42		- /**
43		- * Constructor
44		- */
45		- function __construct( $handle, $label, $desc, $prefix, $post_types, $custom_fields, $jquery_ui_datetime_datepicker_i18n, $jquery_ui_datetime_timepicker_i18n, $rule_description_as_html = '' ) {
46		- $this->handle = $handle;
47		- $this->label = $label;
48		- $this->desc = $desc;
49		- $this->prefix = $prefix;
50		- $this->post_types = $post_types;
51		- $this->custom_fields = $custom_fields;
52		- $this->jquery_ui_datetime_datepicker_i18n = $jquery_ui_datetime_datepicker_i18n;
53		- $this->jquery_ui_datetime_timepicker_i18n = $jquery_ui_datetime_timepicker_i18n;
54		- $this->rule_description_as_html = $rule_description_as_html;
55		-
56		- add_action( 'admin_menu', array( &$this, 'create_custom_fields' ) );
57		- add_action( 'save_post', array( &$this, 'save_custom_fields' ), 1, 2 );
58		- // Comment this line out if you want to keep default custom fields meta box
59		- add_action( 'do_meta_boxes', array( &$this, 'remove_default_custom_fields' ), 10, 3 );
60		- }
61		-
62		- // Inspired by http://ca1.php.net/manual/en/function.timezone-identifiers-list.php#79284
63		- static function generate_timezone_select_options( $default_tz ) {
64		- $timezone_identifiers = timezone_identifiers_list();
65		- sort( $timezone_identifiers );
66		- $current_continent = '';
67		- $options_list = '';
68		-
69		- foreach ( $timezone_identifiers as $timezone_identifier ) {
70		- list( $continent, ) = explode( '/', $timezone_identifier, 2 );
71		- if ( in_array(
72		- $continent,
73		- array(
74		- 'Africa',
75		- 'America',
76		- 'Antarctica',
77		- 'Arctic',
78		- 'Asia',
79		- 'Atlantic',
80		- 'Australia',
81		- 'Europe',
82		- 'Indian',
83		- 'Pacific',
84		- ),
85		- true
86		- ) ) {
87		- list(, $city) = explode( '/', $timezone_identifier, 2 );
88		- if ( strlen( $current_continent ) === 0 ) {
89		- // Start first continent optgroup
90		- $options_list .= '<optgroup label=\'' . $continent . '\'>';
91		- } elseif ( $current_continent !== $continent ) {
92		- // End old optgroup and start new continent optgroup
93		- $options_list .= '</optgroup><optgroup label=\'' . $continent . '\'>';
94		- }
95		- // Timezone
96		- $options_list .= '<option' .
97		- ( ( $timezone_identifier === $default_tz ) ? ' selected=\'selected\'' : '' ) .
98		- ' value=\'' . $timezone_identifier . '\'>' .
99		- str_replace( '_', ' ', $city ) . '</option>';
100		- }
101		- $current_continent = $continent;
102		- }
103		- $options_list .= '</optgroup>'; // End last continent optgroup
104		-
105		- return $options_list;
106		- }
107		-
108		- /**
109		- * Remove the default Custom Fields meta box
110		- */
111		- function remove_default_custom_fields( $type, $context, $post ) {
112		- foreach ( array( 'normal', 'advanced', 'side' ) as $context ) {
113		- foreach ( $this->post_types as $post_type ) {
114		- remove_meta_box( 'postcustom', $post_type, $context );
115		- }
116		- }
117		- }
118		-
119		- /**
120		- * Create the new Custom Fields meta box
121		- */
122		- function create_custom_fields() {
123		- // Only enqueue scripts if we're dealing with 'timed-content-rule' pages
124		- foreach ( $this->post_types as $a_post_type ) {
125		- if ( ( isset( $_GET['post_type'] ) && $_GET['post_type'] === $a_post_type )
126		- || ( isset( $post_type ) && $post_type === $a_post_type )
127		- || ( isset( $_GET['post'] ) && get_post_type( $_GET['post'] ) === $a_post_type ) ) {
128		-
129		- wp_enqueue_style( 'wp-color-picker' );
130		- wp_enqueue_script( 'wp-color-picker' );
131		- wp_enqueue_script( 'jquery-ui-spinner' );
132		-
133		- wp_enqueue_style( TIMED_CONTENT_SLUG . '-jquery-ui-css', TIMED_CONTENT_JQUERY_UI_CSS );
134		- wp_enqueue_script( 'jquery-ui-datepicker' );
135		- wp_register_style(
136		- TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-css',
137		- TIMED_CONTENT_JQUERY_UI_TIMEPICKER_CSS
138		- );
139		- wp_enqueue_style( TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-css' );
140		- wp_register_script(
141		- TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js',
142		- TIMED_CONTENT_JQUERY_UI_TIMEPICKER_JS,
143		- array( 'jquery', 'jquery-ui-datepicker' ),
144		- TIMED_CONTENT_VERSION
145		- );
146		- wp_enqueue_script( TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js' );
147		- if ( ! ( wp_script_is( TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js', 'registered' ) ) ) {
148		- wp_register_script(
149		- TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
150		- TIMED_CONTENT_PLUGIN_URL . '/js/timed-content-datetime-i18n.js',
151		- array( 'jquery', 'jquery-ui-datepicker', TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js' ),
152		- TIMED_CONTENT_VERSION
153		- );
154		- wp_enqueue_script( TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js' );
155		- wp_localize_script(
156		- TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
157		- 'TimedContentJQDatepickerI18n',
158		- $this->jquery_ui_datetime_datepicker_i18n
159		- );
160		- wp_localize_script(
161		- TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
162		- 'TimedContentJQTimepickerI18n',
163		- $this->jquery_ui_datetime_timepicker_i18n
164		- );
165		- }
166		-
167		- if ( function_exists( 'add_meta_box' ) ) {
168		- add_meta_box(
169		- $this->handle,
170		- $this->label,
171		- array( &$this, 'display_custom_fields' ),
172		- $a_post_type,
173		- 'normal',
174		- 'high'
175		- );
176		- }
177		- }
178		- }
179		- }
180		-
181		- /**
182		- * Display the new Custom Fields meta box
183		- */
184		- function display_custom_fields() {
185		- global $post;
186		-
187		- if ( '' !== $this->rule_description_as_html ) {
188		- // If there is a rule description, then use this as we are not allowed to use generated
189		- // HTML code as variable without escaping or sanitizing but we need the button element
190		-
191		- echo '<div id="schedule_desc" style="font-style: italic; overflow-y: auto;">';
192		- echo wp_kses_post( $this->rule_description_as_html );
193		- echo '</div>';
194		- echo '<div id="tcr-dialogHolder" style="display:none;"></div>';
195		- echo '<div style="padding-top: 10px;">';
196		- echo '<input type="button" class="button button-primary" id="timed_content_rule_test" value="' .
197		- __( 'Show projected dates/times', 'timed-content' ) .
198		- '" />';
199		- echo '</div>';
200		- } else {
201		- // Otherwise output the description as text
202		-
203		- echo '<p>' . esc_html( $this->desc ) . '</p>';
204		- }
205		- echo '<div class="form-wrap">';
206		- wp_nonce_field( $this->handle, $this->handle . '_wpnonce', false, true );
207		- foreach ( $this->custom_fields as $custom_field ) {
208		- // Check scope
209		- $scope = $custom_field['scope'];
210		- $output = false;
211		- foreach ( $scope as $scope_item ) {
212		- switch ( $scope_item ) {
213		- default:
214		- if ( $post->post_type === $scope_item ) {
215		- $output = true;
216		- }
217		- break;
218		- }
219		- if ( $output ) {
220		- break;
221		- }
222		- }
223		- // Check capability
224		- if ( ! current_user_can( $custom_field['capability'], $post->ID ) ) {
225		- $output = false;
226		- }
227		- // Output if allowed
228		- if ( $output ) {
229		- $field_name = $this->prefix . $custom_field['name'];
230		- $field_title = $custom_field['title'];
231		- echo '<div class="form-field form-required"';
232		- echo ' id="' . esc_attr( $field_name ) . '_div"';
233		- echo ' style="display: ' . esc_attr( $custom_field['display'] ) . '">';
234		- switch ( $custom_field['type'] ) {
235		- case 'radio':
236		- $checked_value = get_post_meta(
237		- $post->ID,
238		- $field_name,
239		- true
240		- );
241		- if ( '' === $checked_value || false === $checked_value ) {
242		- $checked_value = $custom_field['default'];
243		- }
244		- echo '<strong>' . esc_html( $field_title ) . '</strong><br />';
245		- foreach ( $custom_field['values'] as $value => $label ) {
246		- echo '<input type="radio" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" value="' . esc_attr( $value ) . '"';
247		- if ( $checked_value === $value || intval( $checked_value ) === $value ) {
248		- echo ' checked="checked"';
249		- }
250		- echo ' /><label for="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" style="display: inline;">' . esc_html( $label ) . '</label><br />';
251		- }
252		- break;
253		- case 'menu':
254		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
255		- if ( sizeof( $custom_field['values'] ) === 0 ) {
256		- echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
257		- } else {
258		- $selected_value = ( '' === get_post_meta(
259		- $post->ID,
260		- $field_name,
261		- true
262		- ) ? $custom_field['default'] : get_post_meta(
263		- $post->ID,
264		- $field_name,
265		- true
266		- ) );
267		- echo '<select name="' . esc_attr( $field_name ) . '[]" id="' . esc_attr( $field_name ) . '" style="width: auto; height: auto; padding: 3px;" size="' . esc_attr( $custom_field['size'] ) . '" multiple="multiple">';
268		- foreach ( $custom_field['values'] as $value => $label ) {
269		- echo '<option value="' . esc_attr( $value ) . '"';
270		- if ( $selected_value === $value || intval( $selected_value ) === $value ) {
271		- echo ' selected="selected"';
272		- }
273		- echo '>' . esc_html( $label ) . '</option>';
274		- }
275		- echo '</select>';
276		- }
277		- break;
278		- case 'list':
279		- // list
280		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
281		- if ( sizeof( $custom_field['values'] ) === 0 ) {
282		- echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
283		- } else {
284		- $selected_value = ( '' === get_post_meta(
285		- $post->ID,
286		- $field_name,
287		- true
288		- ) ? $custom_field['default'] : get_post_meta(
289		- $post->ID,
290		- $field_name,
291		- true
292		- ) );
293		- echo '<select name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" style="width: auto;">';
294		- foreach ( $custom_field['values'] as $value => $label ) {
295		- echo '<option value="' . esc_attr( $value ) . '"';
296		- if ( $selected_value === $value || intval( $selected_value ) === $value ) {
297		- echo ' selected="selected"';
298		- }
299		- echo '>' . esc_html( $label ) . '</option>';
300		- }
301		- echo '</select>';
302		- }
303		- break;
304		- case 'timezone-list':
305		- // timezone list
306		- $selected_value = get_post_meta(
307		- $post->ID,
308		- $field_name,
309		- true
310		- );
311		- if (empty($selected_value)) {
312		- $selected_value = wp_timezone_string();
313		- }
314		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
315		- echo '<select name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" style="width: auto;">';
316		- echo CustomFieldsInterface::generate_timezone_select_options( $selected_value );
317		- echo '</select>';
318		- break;
319		- case 'checkbox':
320		- // Checkbox
321		- $checked_value = ( '' === get_post_meta(
322		- $post->ID,
323		- $field_name,
324		- true
325		- ) ? $custom_field['default'] : get_post_meta(
326		- $post->ID,
327		- $field_name,
328		- true
329		- ) );
330		-
331		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong><br />';
332		- echo '<input type="checkbox" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="yes"';
333		- if ( 'yes' === $checked_value ) {
334		- echo ' checked="checked"';
335		- }
336		- echo ' />' . __( 'Yes', 'timed-content' ) . '</label>';
337		- break;
338		- case 'checkbox-list':
339		- // Checkbox list
340		- $checked_value = ( '' === get_post_meta(
341		- $post->ID,
342		- $field_name,
343		- true
344		- ) ? $custom_field['default'] : get_post_meta(
345		- $post->ID,
346		- $field_name,
347		- true
348		- ) );
349		-
350		- echo '<strong>' . esc_html( $field_title ) . '</strong><br />';
351		- if ( sizeof( $custom_field['values'] ) === 0 ) {
352		- echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
353		- } else {
354		- foreach ( $custom_field['values'] as $value => $label ) {
355		- echo '<input type="checkbox" name="' . esc_attr( $field_name ) . '[]" id="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" value="' . esc_attr( $value ) . '"';
356		- if ( ( is_array( $checked_value ) ) && ( in_array(
357		- (string) $value,
358		- $checked_value,
359		- true
360		- ) ) ) {
361		- echo ' checked="checked"';
362		- }
363		- echo ' /><label for="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" style="display: inline;" >' . esc_html( $label ) . '</label><br />';
364		- }
365		- }
366		- break;
367		- case 'textarea':
368		- case 'wysiwyg':
369		- // Text area
370		- $value = ( '' === get_post_meta(
371		- $post->ID,
372		- $field_name,
373		- true
374		- ) ? $custom_field['default'] : get_post_meta(
375		- $post->ID,
376		- $field_name,
377		- true
378		- ) );
379		- echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
380		- echo '<textarea name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" columns="30" rows="3">' . esc_html( $value ) . '</textarea>';
381		- // WYSIWYG
382		- if ( 'wysiwyg' === $custom_field['type'] ) {
383		- echo '<script type="text/javascript">' . PHP_EOL;
384		- echo '//<![CDATA[' . PHP_EOL;
385		- echo 'jQuery(document).ready(function () {' . PHP_EOL;
386		- echo ' jQuery("' . esc_js( $field_name ) . '").addClass("mceEditor");' . PHP_EOL;
387		- echo ' if (typeof (tinyMCE) == "object" && typeof (tinyMCE.execCommand) == "function") {' . PHP_EOL;
388		- echo ' tinyMCE.execCommand("mceAddControl", false, "' . esc_js( $field_name ) . '");' . PHP_EOL;
389		- echo ' }' . PHP_EOL;
390		- echo '});' . PHP_EOL;
391		- echo '//]]>' . PHP_EOL;
392		- echo '</script>' . PHP_EOL;
393		- }
394		- break;
395		- case 'color-picker':
396		- $value = ( '' === get_post_meta(
397		- $post->ID,
398		- $field_name,
399		- true
400		- ) ? $custom_field['default'] : get_post_meta(
401		- $post->ID,
402		- $field_name,
403		- true
404		- ) );
405		- // Color picker using WP's built-in Iris jQuery plugin
406		- echo '<script type="text/javascript">' . PHP_EOL;
407		- echo '//<![CDATA[' . PHP_EOL;
408		- echo 'jQuery(document).ready(function () {' . PHP_EOL;
409		- echo ' var ' . esc_js( $field_name ) . 'Options = {' . PHP_EOL;
410		- echo ' defaultColor: false,' . PHP_EOL;
411		- echo ' hide: true,' . PHP_EOL;
412		- echo ' palettes: true' . PHP_EOL;
413		- echo ' };' . PHP_EOL;
414		- echo ' jQuery("#' . esc_js( $field_name ) . '").wpColorPicker(' . esc_js( $field_name ) . 'Options);' . PHP_EOL;
415		- echo '});' . PHP_EOL;
416		- echo '//]]>' . PHP_EOL;
417		- echo '</script>' . PHP_EOL;
418		- echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
419		- echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" size="7" maxlength="7" style="width: 100px;" />';
420		- break;
421		- case 'date':
422		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
423		- $value = ( '' === get_post_meta(
424		- $post->ID,
425		- $field_name,
426		- true
427		- ) ? $custom_field['default'] : get_post_meta(
428		- $post->ID,
429		- $field_name,
430		- true
431		- ) );
432		- // Date picker using WP's built-in Datepicker jQuery plugin
433		- echo '<script type="text/javascript">' . PHP_EOL;
434		- echo '//<![CDATA[' . PHP_EOL;
435		- echo 'jQuery(document).ready(function () {' . PHP_EOL;
436		- echo ' jQuery("#' . esc_js( $field_name ) . '").datepicker(' . PHP_EOL;
437		- echo ' {' . PHP_EOL;
438		- echo ' onSelect: function (dateText, inst) {' . PHP_EOL;
439		- echo ' jQuery("#timed_content_rule_exceptions_dates option[value=\'0\']").remove();' . PHP_EOL;
440		- echo ' jQuery("#timed_content_rule_exceptions_dates").append(\'<option value="\' + dateText + \'">\' + dateText + \'</option>\');' . PHP_EOL;
441		- echo ' jQuery(this).val("");' . PHP_EOL;
442		- echo ' jQuery(this).trigger("change");' . PHP_EOL;
443		- echo ' },' . PHP_EOL;
444		- echo ' changeMonth: true,' . PHP_EOL;
445		- echo ' changeYear: true' . PHP_EOL;
446		- echo ' }' . PHP_EOL;
447		- echo ' );' . PHP_EOL;
448		- echo '});' . PHP_EOL;
449		- echo '//]]>' . PHP_EOL;
450		- echo '</script>' . PHP_EOL;
451		- echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" style="width: 175px;" />';
452		- break;
453		- case 'datetime':
454		- echo '<span style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></span><br />';
455		- $value = ( '' === get_post_meta(
456		- $post->ID,
457		- $field_name,
458		- true
459		- ) ? $custom_field['default'] : get_post_meta(
460		- $post->ID,
461		- $field_name,
462		- true
463		- ) );
464		- foreach ( $value as $k => $v ) {
465		- $value[ $k ] = esc_html( $v );
466		- }
467		- // Date picker using WP's built-in Datepicker jQuery plugin
468		- // Time picker using jQuery UI Timepicker: http://fgelinas.com/code/timepicker
469		- echo '<script type="text/javascript">' . PHP_EOL;
470		- echo '//<![CDATA[' . PHP_EOL;
471		- echo 'jQuery(document).ready(function () {' . PHP_EOL;
472		- echo ' jQuery("#' . esc_js( $field_name ) . '_date").datepicker({' . PHP_EOL;
473		- echo ' changeMonth: true,' . PHP_EOL;
474		- echo ' changeYear: true' . PHP_EOL;
475		- echo ' });' . PHP_EOL;
476		- echo ' jQuery("#' . esc_js( $field_name ) . '_time").timepicker({' . PHP_EOL;
477		- echo ' defaultTime: \'now\'' . PHP_EOL;
478		- echo ' });' . PHP_EOL;
479		- echo '});' . PHP_EOL;
480		- echo '//]]>' . PHP_EOL;
481		- echo '</script>' . PHP_EOL;
482		- echo '<label for="' . esc_attr( $field_name ) . '_date" style="display:inline;"><em>' . _x(
483		- 'Date',
484		- 'Date field label',
485		- 'timed-content'
486		- ) . ':</em></label>';
487		- echo '<input type="text" name="' . esc_attr( $field_name ) . '[date]" id="' . esc_attr( $field_name ) . '_date" value="' . esc_attr( $value['date'] ) . '" style="width: 175px;" />';
488		- echo '<label for="' . esc_attr( $field_name ) . '_time" style="display:inline;"><em>' . _x(
489		- 'Time',
490		- 'Time field label',
491		- 'timed-content'
492		- ) . ":</em></label>\n";
493		- echo '<input type="text" name="' . esc_attr( $field_name ) . '[time]" id="' . esc_attr( $field_name ) . '_time" value="' . esc_attr( $value['time'] ) . '" style="width: 125px;" />';
494		- break;
495		- case 'number':
496		- $value = get_post_meta(
497		- $post->ID,
498		- $field_name,
499		- true
500		- );
501		- if ( '' === $value ) {
502		- $value = $custom_field['default'];
503		- } else {
504		- $value = intval( $value );
505		- }
506		- // Number picker using WP's built-in Spinner jQuery plugin
507		- echo '<script type="text/javascript">' . PHP_EOL;
508		- echo '//<![CDATA[' . PHP_EOL;
509		- echo 'jQuery(document).ready(function () {' . PHP_EOL;
510		- echo ' jQuery("#' . esc_js( $field_name ) . '").spinner({' . PHP_EOL;
511		- echo ' stop: function (event, ui) {' . PHP_EOL;
512		- echo ' jQuery(this).trigger("change");' . PHP_EOL;
513		- echo ' },' . PHP_EOL;
514		- if ( isset( $custom_field['min'] ) ) {
515		- echo ' min: ' . esc_js( $custom_field['min'] ) . ', ';
516		- }
517		- if ( isset( $custom_field['max'] ) ) {
518		- echo ' max: ' . esc_js( $custom_field['max'] ) . ', ';
519		- }
520		- echo ' });' . PHP_EOL;
521		- echo '});' . PHP_EOL;
522		- echo '//]]>' . PHP_EOL;
523		- echo '</script>' . PHP_EOL;
524		- echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
525		- echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" size="2" />';
526		- break;
527		- case 'hidden':
528		- $value = ( '' === get_post_meta(
529		- $post->ID,
530		- $field_name,
531		- true
532		- ) ? $custom_field['default'] : get_post_meta(
533		- $post->ID,
534		- $field_name,
535		- true
536		- ) );
537		- // Hidden field
538		- echo '<input type="hidden" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . ' />';
539		- break;
540		- default:
541		- $value = ( '' === get_post_meta(
542		- $post->ID,
543		- $field_name,
544		- true
545		- ) ? $custom_field['default'] : get_post_meta(
546		- $post->ID,
547		- $field_name,
548		- true
549		- ) );
550		- // Plain text field
551		- echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br/>';
552		- echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . ' />';
553		- break;
554		- }
555		- if ( isset( $custom_field['description'] ) ) {
556		- echo '<p>' . esc_html( $custom_field['description'] ) . '</p>';
557		- }
558		- echo '</div>';
559		- }
560		- }
561		- echo '</div>';
562		- }
563		-
564		- /**
565		- * Save the new Custom Fields values
566		- */
567		- function save_custom_fields( $post_id, $post ) {
568		- // Only save if the user intends to save
569		- if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
570		- return;
571		- }
572		- // Make sure the Save request is coming from the right place
573		- if ( ! isset( $_POST[ $this->handle . '_wpnonce' ] ) || ! wp_verify_nonce(
574		- $_POST[ $this->handle . '_wpnonce' ],
575		- $this->handle
576		- ) ) {
577		- return;
578		- }
579		- // Make sure the user can edit this specific post
580		- if ( ! current_user_can( 'edit_post', $post_id ) ) {
581		- return;
582		- }
583		- // Make sure this meta box is associated with the right post types
584		- if ( ! in_array( $post->post_type, $this->post_types, true ) ) {
585		- return;
586		- }
587		- foreach ( $this->custom_fields as $custom_field ) {
588		- if ( current_user_can( $custom_field['capability'], $post_id ) ) {
589		- $field_name = $this->prefix . $custom_field['name'];
590		- if ( isset( $_POST[ $field_name ] ) ) {
591		- if ( is_array( $_POST[ $field_name ] ) ) {
592		- foreach ( $_POST[ $field_name ] as $k => $v ) {
593		- $_POST[ $field_name ][ $k ] = trim( sanitize_text_field( $v ) );
594		- }
595		- } else {
596		- $_POST[ $field_name ] = trim( sanitize_text_field( $_POST[ $field_name ] ) );
597		- }
598		- $value = $_POST[ $field_name ];
599		- // Auto-paragraphs for any WYSIWYG
600		- if ( 'wysiwyg' === $custom_field['type'] ) {
601		- $value = wpautop( $value );
602		- }
603		- if ( 'checkbox' === $custom_field['type'] ) {
604		- $value = 'yes';
605		- }
606		- if ( 'number' === $custom_field['type'] ) {
607		- $value = intval( $value );
608		- }
609		- update_post_meta( $post_id, $field_name, $value );
610		- } else {
611		- delete_post_meta( $post_id, $field_name );
612		- }
613		- }
614		- }
615		- }
616		-}
	1	+<?php
	2	+
	3	+class CustomFieldsInterface {
	4	+ /**
	5	+ * @var string $handle The handle for the box containing the custom fields
	6	+ */
	7	+ var $handle = '';
	8	+ /**
	9	+ * @var string $label The label for the box containing the custom fields
	10	+ */
	11	+ var $label = '';
	12	+ /**
	13	+ * @var string $desc The description/introduction for the box containing the custom fields
	14	+ */
	15	+ var $desc = '';
	16	+ /**
	17	+ * @var string $prefix The prefix for storing custom fields in the postmeta table
	18	+ */
	19	+ var $prefix = '';
	20	+ /**
	21	+ * @var array $post_types An array of public custom post types, plus the standard "post" and "page" - add the custom types you want to include here
	22	+ */
	23	+ var $post_types = array();
	24	+ /**
	25	+ * @var array $custom_fields Defines the custom fields available
	26	+ */
	27	+ var $custom_fields = array();
	28	+ /**
	29	+ * @var array $jquery_ui_datetime_datepicker_i18n Array for jQuery datepicker UI localization
	30	+ */
	31	+ var $jquery_ui_datetime_datepicker_i18n;
	32	+ /**
	33	+ * @var array $jquery_ui_datetime_timepicker_i18n Array for jQuery timepicker UI localization
	34	+ */
	35	+ var $jquery_ui_datetime_timepicker_i18n;
	36	+
	37	+ /**
	38	+ * @var string $rule_description_as_html Description of the rule as HTML
	39	+ */
	40	+ var $rule_description_as_html;
	41	+
	42	+ /**
	43	+ * Constructor
	44	+ */
	45	+ function __construct( $handle, $label, $desc, $prefix, $post_types, $custom_fields, $jquery_ui_datetime_datepicker_i18n, $jquery_ui_datetime_timepicker_i18n, $rule_description_as_html = '' ) {
	46	+ $this->handle = $handle;
	47	+ $this->label = $label;
	48	+ $this->desc = $desc;
	49	+ $this->prefix = $prefix;
	50	+ $this->post_types = $post_types;
	51	+ $this->custom_fields = $custom_fields;
	52	+ $this->jquery_ui_datetime_datepicker_i18n = $jquery_ui_datetime_datepicker_i18n;
	53	+ $this->jquery_ui_datetime_timepicker_i18n = $jquery_ui_datetime_timepicker_i18n;
	54	+ $this->rule_description_as_html = $rule_description_as_html;
	55	+
	56	+ add_action( 'admin_menu', array( &$this, 'create_custom_fields' ) );
	57	+ add_action( 'save_post', array( &$this, 'save_custom_fields' ), 1, 2 );
	58	+ // Comment this line out if you want to keep default custom fields meta box
	59	+ add_action( 'do_meta_boxes', array( &$this, 'remove_default_custom_fields' ), 10, 3 );
	60	+ }
	61	+
	62	+ // Inspired by http://ca1.php.net/manual/en/function.timezone-identifiers-list.php#79284
	63	+ static function generate_timezone_select_options( $default_tz ) {
	64	+ $timezone_identifiers = timezone_identifiers_list();
	65	+ sort( $timezone_identifiers );
	66	+ $current_continent = '';
	67	+ $options_list = '';
	68	+
	69	+ foreach ( $timezone_identifiers as $timezone_identifier ) {
	70	+ list( $continent, ) = explode( '/', $timezone_identifier, 2 );
	71	+ if ( in_array(
	72	+ $continent,
	73	+ array(
	74	+ 'Africa',
	75	+ 'America',
	76	+ 'Antarctica',
	77	+ 'Arctic',
	78	+ 'Asia',
	79	+ 'Atlantic',
	80	+ 'Australia',
	81	+ 'Europe',
	82	+ 'Indian',
	83	+ 'Pacific',
	84	+ ),
	85	+ true
	86	+ ) ) {
	87	+ list(, $city) = explode( '/', $timezone_identifier, 2 );
	88	+ if ( strlen( $current_continent ) === 0 ) {
	89	+ // Start first continent optgroup
	90	+ $options_list .= '<optgroup label=\'' . $continent . '\'>';
	91	+ } elseif ( $current_continent !== $continent ) {
	92	+ // End old optgroup and start new continent optgroup
	93	+ $options_list .= '</optgroup><optgroup label=\'' . $continent . '\'>';
	94	+ }
	95	+ // Timezone
	96	+ $options_list .= '<option' .
	97	+ ( ( $timezone_identifier === $default_tz ) ? ' selected=\'selected\'' : '' ) .
	98	+ ' value=\'' . $timezone_identifier . '\'>' .
	99	+ str_replace( '_', ' ', $city ) . '</option>';
	100	+ }
	101	+ $current_continent = $continent;
	102	+ }
	103	+ $options_list .= '</optgroup>'; // End last continent optgroup
	104	+
	105	+ return $options_list;
	106	+ }
	107	+
	108	+ /**
	109	+ * Remove the default Custom Fields meta box
	110	+ */
	111	+ function remove_default_custom_fields( $type, $context, $post ) {
	112	+ foreach ( array( 'normal', 'advanced', 'side' ) as $context ) {
	113	+ foreach ( $this->post_types as $post_type ) {
	114	+ remove_meta_box( 'postcustom', $post_type, $context );
	115	+ }
	116	+ }
	117	+ }
	118	+
	119	+ /**
	120	+ * Create the new Custom Fields meta box
	121	+ */
	122	+ function create_custom_fields() {
	123	+ // Only enqueue scripts if we're dealing with 'timed-content-rule' pages
	124	+ foreach ( $this->post_types as $a_post_type ) {
	125	+ if ( ( isset( $_GET['post_type'] ) && $_GET['post_type'] === $a_post_type )
	126	+ || ( isset( $post_type ) && $post_type === $a_post_type )
	127	+ || ( isset( $_GET['post'] ) && get_post_type( $_GET['post'] ) === $a_post_type ) ) {
	128	+
	129	+ wp_enqueue_style( 'wp-color-picker' );
	130	+ wp_enqueue_script( 'wp-color-picker' );
	131	+ wp_enqueue_script( 'jquery-ui-spinner' );
	132	+
	133	+ wp_enqueue_style( TIMED_CONTENT_SLUG . '-jquery-ui-css', TIMED_CONTENT_JQUERY_UI_CSS );
	134	+ wp_enqueue_script( 'jquery-ui-datepicker' );
	135	+ wp_register_style(
	136	+ TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-css',
	137	+ TIMED_CONTENT_JQUERY_UI_TIMEPICKER_CSS
	138	+ );
	139	+ wp_enqueue_style( TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-css' );
	140	+ wp_register_script(
	141	+ TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js',
	142	+ TIMED_CONTENT_JQUERY_UI_TIMEPICKER_JS,
	143	+ array( 'jquery', 'jquery-ui-datepicker' ),
	144	+ TIMED_CONTENT_VERSION
	145	+ );
	146	+ wp_enqueue_script( TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js' );
	147	+ if ( ! ( wp_script_is( TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js', 'registered' ) ) ) {
	148	+ wp_register_script(
	149	+ TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
	150	+ TIMED_CONTENT_PLUGIN_URL . '/js/timed-content-datetime-i18n.js',
	151	+ array( 'jquery', 'jquery-ui-datepicker', TIMED_CONTENT_SLUG . '-jquery-ui-timepicker-js' ),
	152	+ TIMED_CONTENT_VERSION
	153	+ );
	154	+ wp_enqueue_script( TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js' );
	155	+ wp_localize_script(
	156	+ TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
	157	+ 'TimedContentJQDatepickerI18n',
	158	+ $this->jquery_ui_datetime_datepicker_i18n
	159	+ );
	160	+ wp_localize_script(
	161	+ TIMED_CONTENT_SLUG . '-jquery-ui-datetime-i18n-js',
	162	+ 'TimedContentJQTimepickerI18n',
	163	+ $this->jquery_ui_datetime_timepicker_i18n
	164	+ );
	165	+ }
	166	+
	167	+ if ( function_exists( 'add_meta_box' ) ) {
	168	+ add_meta_box(
	169	+ $this->handle,
	170	+ $this->label,
	171	+ array( &$this, 'display_custom_fields' ),
	172	+ $a_post_type,
	173	+ 'normal',
	174	+ 'high'
	175	+ );
	176	+ }
	177	+ }
	178	+ }
	179	+ }
	180	+
	181	+ /**
	182	+ * Display the new Custom Fields meta box
	183	+ */
	184	+ function display_custom_fields() {
	185	+ global $post;
	186	+
	187	+ if ( '' !== $this->rule_description_as_html ) {
	188	+ // If there is a rule description, then use this as we are not allowed to use generated
	189	+ // HTML code as variable without escaping or sanitizing but we need the button element
	190	+
	191	+ echo '<div id="schedule_desc" style="font-style: italic; overflow-y: auto;">';
	192	+ echo wp_kses_post( $this->rule_description_as_html );
	193	+ echo '</div>';
	194	+ echo '<div id="tcr-dialogHolder" style="display:none;"></div>';
	195	+ echo '<div style="padding-top: 10px;">';
	196	+ echo '<input type="button" class="button button-primary" id="timed_content_rule_test" value="' .
	197	+ __( 'Show projected dates/times', 'timed-content' ) .
	198	+ '" />';
	199	+ echo '</div>';
	200	+ } else {
	201	+ // Otherwise output the description as text
	202	+
	203	+ echo '<p>' . esc_html( $this->desc ) . '</p>';
	204	+ }
	205	+ echo '<div class="form-wrap">';
	206	+ wp_nonce_field( $this->handle, $this->handle . '_wpnonce', false, true );
	207	+ foreach ( $this->custom_fields as $custom_field ) {
	208	+ // Check scope
	209	+ $scope = $custom_field['scope'];
	210	+ $output = false;
	211	+ foreach ( $scope as $scope_item ) {
	212	+ switch ( $scope_item ) {
	213	+ default:
	214	+ if ( $post->post_type === $scope_item ) {
	215	+ $output = true;
	216	+ }
	217	+ break;
	218	+ }
	219	+ if ( $output ) {
	220	+ break;
	221	+ }
	222	+ }
	223	+ // Check capability
	224	+ if ( ! current_user_can( $custom_field['capability'], $post->ID ) ) {
	225	+ $output = false;
	226	+ }
	227	+ // Output if allowed
	228	+ if ( $output ) {
	229	+ $field_name = $this->prefix . $custom_field['name'];
	230	+ $field_title = $custom_field['title'];
	231	+ echo '<div class="form-field form-required"';
	232	+ echo ' id="' . esc_attr( $field_name ) . '_div"';
	233	+ echo ' style="display: ' . esc_attr( $custom_field['display'] ) . '">';
	234	+ switch ( $custom_field['type'] ) {
	235	+ case 'radio':
	236	+ $checked_value = get_post_meta(
	237	+ $post->ID,
	238	+ $field_name,
	239	+ true
	240	+ );
	241	+ if ( '' === $checked_value || false === $checked_value ) {
	242	+ $checked_value = $custom_field['default'];
	243	+ }
	244	+ echo '<strong>' . esc_html( $field_title ) . '</strong><br />';
	245	+ foreach ( $custom_field['values'] as $value => $label ) {
	246	+ echo '<input type="radio" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" value="' . esc_attr( $value ) . '"';
	247	+ if ( $checked_value === $value || intval( $checked_value ) === $value ) {
	248	+ echo ' checked="checked"';
	249	+ }
	250	+ echo ' /><label for="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" style="display: inline;">' . esc_html( $label ) . '</label><br />';
	251	+ }
	252	+ break;
	253	+ case 'menu':
	254	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	255	+ if ( sizeof( $custom_field['values'] ) === 0 ) {
	256	+ echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
	257	+ } else {
	258	+ $selected_value = ( '' === get_post_meta(
	259	+ $post->ID,
	260	+ $field_name,
	261	+ true
	262	+ ) ? $custom_field['default'] : get_post_meta(
	263	+ $post->ID,
	264	+ $field_name,
	265	+ true
	266	+ ) );
	267	+ echo '<select name="' . esc_attr( $field_name ) . '[]" id="' . esc_attr( $field_name ) . '" style="width: auto; height: auto; padding: 3px;" size="' . esc_attr( $custom_field['size'] ) . '" multiple="multiple">';
	268	+ foreach ( $custom_field['values'] as $value => $label ) {
	269	+ echo '<option value="' . esc_attr( $value ) . '"';
	270	+ if ( $selected_value === $value || intval( $selected_value ) === $value ) {
	271	+ echo ' selected="selected"';
	272	+ }
	273	+ echo '>' . esc_html( $label ) . '</option>';
	274	+ }
	275	+ echo '</select>';
	276	+ }
	277	+ break;
	278	+ case 'list':
	279	+ // list
	280	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	281	+ if ( sizeof( $custom_field['values'] ) === 0 ) {
	282	+ echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
	283	+ } else {
	284	+ $selected_value = ( '' === get_post_meta(
	285	+ $post->ID,
	286	+ $field_name,
	287	+ true
	288	+ ) ? $custom_field['default'] : get_post_meta(
	289	+ $post->ID,
	290	+ $field_name,
	291	+ true
	292	+ ) );
	293	+ echo '<select name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" style="width: auto;">';
	294	+ foreach ( $custom_field['values'] as $value => $label ) {
	295	+ echo '<option value="' . esc_attr( $value ) . '"';
	296	+ if ( $selected_value === $value || intval( $selected_value ) === $value ) {
	297	+ echo ' selected="selected"';
	298	+ }
	299	+ echo '>' . esc_html( $label ) . '</option>';
	300	+ }
	301	+ echo '</select>';
	302	+ }
	303	+ break;
	304	+ case 'timezone-list':
	305	+ // timezone list
	306	+ $selected_value = ( '' === get_post_meta(
	307	+ $post->ID,
	308	+ $field_name,
	309	+ true
	310	+ ) ? $custom_field['default'] : get_post_meta(
	311	+ $post->ID,
	312	+ $field_name,
	313	+ true
	314	+ ) );
	315	+
	316	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	317	+ echo '<select name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" style="width: auto;">';
	318	+ echo CustomFieldsInterface::generate_timezone_select_options( $selected_value );
	319	+ echo '</select>';
	320	+ break;
	321	+ case 'checkbox':
	322	+ // Checkbox
	323	+ $checked_value = ( '' === get_post_meta(
	324	+ $post->ID,
	325	+ $field_name,
	326	+ true
	327	+ ) ? $custom_field['default'] : get_post_meta(
	328	+ $post->ID,
	329	+ $field_name,
	330	+ true
	331	+ ) );
	332	+
	333	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong><br />';
	334	+ echo '<input type="checkbox" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="yes"';
	335	+ if ( 'yes' === $checked_value ) {
	336	+ echo ' checked="checked"';
	337	+ }
	338	+ echo ' />' . __( 'Yes', 'timed-content' ) . '</label>';
	339	+ break;
	340	+ case 'checkbox-list':
	341	+ // Checkbox list
	342	+ $checked_value = ( '' === get_post_meta(
	343	+ $post->ID,
	344	+ $field_name,
	345	+ true
	346	+ ) ? $custom_field['default'] : get_post_meta(
	347	+ $post->ID,
	348	+ $field_name,
	349	+ true
	350	+ ) );
	351	+
	352	+ echo '<strong>' . esc_html( $field_title ) . '</strong><br />';
	353	+ if ( sizeof( $custom_field['values'] ) === 0 ) {
	354	+ echo '<em>' . __( 'This menu is empty.', 'timed-content' ) . '</em>';
	355	+ } else {
	356	+ foreach ( $custom_field['values'] as $value => $label ) {
	357	+ echo '<input type="checkbox" name="' . esc_attr( $field_name ) . '[]" id="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" value="' . esc_attr( $value ) . '"';
	358	+ if ( ( is_array( $checked_value ) ) && ( in_array(
	359	+ (string) $value,
	360	+ $checked_value,
	361	+ true
	362	+ ) ) ) {
	363	+ echo ' checked="checked"';
	364	+ }
	365	+ echo ' /><label for="' . esc_attr( $field_name ) . '_' . esc_attr( $value ) . '" style="display: inline;" >' . esc_html( $label ) . '</label><br />';
	366	+ }
	367	+ }
	368	+ break;
	369	+ case 'textarea':
	370	+ case 'wysiwyg':
	371	+ // Text area
	372	+ $value = ( '' === get_post_meta(
	373	+ $post->ID,
	374	+ $field_name,
	375	+ true
	376	+ ) ? $custom_field['default'] : get_post_meta(
	377	+ $post->ID,
	378	+ $field_name,
	379	+ true
	380	+ ) );
	381	+ echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	382	+ echo '<textarea name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" columns="30" rows="3">' . esc_html( $value ) . '</textarea>';
	383	+ // WYSIWYG
	384	+ if ( 'wysiwyg' === $custom_field['type'] ) {
	385	+ echo '<script type="text/javascript">' . PHP_EOL;
	386	+ echo '//<![CDATA[' . PHP_EOL;
	387	+ echo 'jQuery(document).ready(function () {' . PHP_EOL;
	388	+ echo ' jQuery("' . esc_js( $field_name ) . '").addClass("mceEditor");' . PHP_EOL;
	389	+ echo ' if (typeof (tinyMCE) == "object" && typeof (tinyMCE.execCommand) == "function") {' . PHP_EOL;
	390	+ echo ' tinyMCE.execCommand("mceAddControl", false, "' . esc_js( $field_name ) . '");' . PHP_EOL;
	391	+ echo ' }' . PHP_EOL;
	392	+ echo '});' . PHP_EOL;
	393	+ echo '//]]>' . PHP_EOL;
	394	+ echo '</script>' . PHP_EOL;
	395	+ }
	396	+ break;
	397	+ case 'color-picker':
	398	+ $value = ( '' === get_post_meta(
	399	+ $post->ID,
	400	+ $field_name,
	401	+ true
	402	+ ) ? $custom_field['default'] : get_post_meta(
	403	+ $post->ID,
	404	+ $field_name,
	405	+ true
	406	+ ) );
	407	+ // Color picker using WP's built-in Iris jQuery plugin
	408	+ echo '<script type="text/javascript">' . PHP_EOL;
	409	+ echo '//<![CDATA[' . PHP_EOL;
	410	+ echo 'jQuery(document).ready(function () {' . PHP_EOL;
	411	+ echo ' var ' . esc_js( $field_name ) . 'Options = {' . PHP_EOL;
	412	+ echo ' defaultColor: false,' . PHP_EOL;
	413	+ echo ' hide: true,' . PHP_EOL;
	414	+ echo ' palettes: true' . PHP_EOL;
	415	+ echo ' };' . PHP_EOL;
	416	+ echo ' jQuery("#' . esc_js( $field_name ) . '").wpColorPicker(' . esc_js( $field_name ) . 'Options);' . PHP_EOL;
	417	+ echo '});' . PHP_EOL;
	418	+ echo '//]]>' . PHP_EOL;
	419	+ echo '</script>' . PHP_EOL;
	420	+ echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	421	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" size="7" maxlength="7" style="width: 100px;" />';
	422	+ break;
	423	+ case 'date':
	424	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	425	+ $value = ( '' === get_post_meta(
	426	+ $post->ID,
	427	+ $field_name,
	428	+ true
	429	+ ) ? $custom_field['default'] : get_post_meta(
	430	+ $post->ID,
	431	+ $field_name,
	432	+ true
	433	+ ) );
	434	+ // Date picker using WP's built-in Datepicker jQuery plugin
	435	+ echo '<script type="text/javascript">' . PHP_EOL;
	436	+ echo '//<![CDATA[' . PHP_EOL;
	437	+ echo 'jQuery(document).ready(function () {' . PHP_EOL;
	438	+ echo ' jQuery("#' . esc_js( $field_name ) . '").datepicker(' . PHP_EOL;
	439	+ echo ' {' . PHP_EOL;
	440	+ echo ' onSelect: function (dateText, inst) {' . PHP_EOL;
	441	+ echo ' jQuery("#timed_content_rule_exceptions_dates option[value=\'0\']").remove();' . PHP_EOL;
	442	+ echo ' jQuery("#timed_content_rule_exceptions_dates").append(\'<option value="\' + dateText + \'">\' + dateText + \'</option>\');' . PHP_EOL;
	443	+ echo ' jQuery(this).val("");' . PHP_EOL;
	444	+ echo ' jQuery(this).trigger("change");' . PHP_EOL;
	445	+ echo ' },' . PHP_EOL;
	446	+ echo ' changeMonth: true,' . PHP_EOL;
	447	+ echo ' changeYear: true' . PHP_EOL;
	448	+ echo ' }' . PHP_EOL;
	449	+ echo ' );' . PHP_EOL;
	450	+ echo '});' . PHP_EOL;
	451	+ echo '//]]>' . PHP_EOL;
	452	+ echo '</script>' . PHP_EOL;
	453	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" style="width: 175px;" />';
	454	+ break;
	455	+ case 'datetime':
	456	+ echo '<span style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></span><br />';
	457	+ $value = ( '' === get_post_meta(
	458	+ $post->ID,
	459	+ $field_name,
	460	+ true
	461	+ ) ? $custom_field['default'] : get_post_meta(
	462	+ $post->ID,
	463	+ $field_name,
	464	+ true
	465	+ ) );
	466	+ foreach ( $value as $k => $v ) {
	467	+ $value[ $k ] = esc_html( $v );
	468	+ }
	469	+ // Date picker using WP's built-in Datepicker jQuery plugin
	470	+ // Time picker using jQuery UI Timepicker: http://fgelinas.com/code/timepicker
	471	+ echo '<script type="text/javascript">' . PHP_EOL;
	472	+ echo '//<![CDATA[' . PHP_EOL;
	473	+ echo 'jQuery(document).ready(function () {' . PHP_EOL;
	474	+ echo ' jQuery("#' . esc_js( $field_name ) . '_date").datepicker({' . PHP_EOL;
	475	+ echo ' changeMonth: true,' . PHP_EOL;
	476	+ echo ' changeYear: true' . PHP_EOL;
	477	+ echo ' });' . PHP_EOL;
	478	+ echo ' jQuery("#' . esc_js( $field_name ) . '_time").timepicker({' . PHP_EOL;
	479	+ echo ' defaultTime: \'now\'' . PHP_EOL;
	480	+ echo ' });' . PHP_EOL;
	481	+ echo '});' . PHP_EOL;
	482	+ echo '//]]>' . PHP_EOL;
	483	+ echo '</script>' . PHP_EOL;
	484	+ echo '<label for="' . esc_attr( $field_name ) . '_date" style="display:inline;"><em>' . _x(
	485	+ 'Date',
	486	+ 'Date field label',
	487	+ 'timed-content'
	488	+ ) . ':</em></label>';
	489	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '[date]" id="' . esc_attr( $field_name ) . '_date" value="' . esc_attr( $value['date'] ) . '" style="width: 175px;" />';
	490	+ echo '<label for="' . esc_attr( $field_name ) . '_time" style="display:inline;"><em>' . _x(
	491	+ 'Time',
	492	+ 'Time field label',
	493	+ 'timed-content'
	494	+ ) . ":</em></label>\n";
	495	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '[time]" id="' . esc_attr( $field_name ) . '_time" value="' . esc_attr( $value['time'] ) . '" style="width: 125px;" />';
	496	+ break;
	497	+ case 'number':
	498	+ $value = get_post_meta(
	499	+ $post->ID,
	500	+ $field_name,
	501	+ true
	502	+ );
	503	+ if ( '' === $value ) {
	504	+ $value = $custom_field['default'];
	505	+ } else {
	506	+ $value = intval( $value );
	507	+ }
	508	+ // Number picker using WP's built-in Spinner jQuery plugin
	509	+ echo '<script type="text/javascript">' . PHP_EOL;
	510	+ echo '//<![CDATA[' . PHP_EOL;
	511	+ echo 'jQuery(document).ready(function () {' . PHP_EOL;
	512	+ echo ' jQuery("#' . esc_js( $field_name ) . '").spinner({' . PHP_EOL;
	513	+ echo ' stop: function (event, ui) {' . PHP_EOL;
	514	+ echo ' jQuery(this).trigger("change");' . PHP_EOL;
	515	+ echo ' },' . PHP_EOL;
	516	+ if ( isset( $custom_field['min'] ) ) {
	517	+ echo ' min: ' . esc_js( $custom_field['min'] ) . ', ';
	518	+ }
	519	+ if ( isset( $custom_field['max'] ) ) {
	520	+ echo ' max: ' . esc_js( $custom_field['max'] ) . ', ';
	521	+ }
	522	+ echo ' });' . PHP_EOL;
	523	+ echo '});' . PHP_EOL;
	524	+ echo '//]]>' . PHP_EOL;
	525	+ echo '</script>' . PHP_EOL;
	526	+ echo '<label for="' . esc_attr( $field_name ) . '" style="display:inline;"><strong>' . esc_html( $field_title ) . '</strong></label><br />';
	527	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . '" size="2" />';
	528	+ break;
	529	+ case 'hidden':
	530	+ $value = ( '' === get_post_meta(
	531	+ $post->ID,
	532	+ $field_name,
	533	+ true
	534	+ ) ? $custom_field['default'] : get_post_meta(
	535	+ $post->ID,
	536	+ $field_name,
	537	+ true
	538	+ ) );
	539	+ // Hidden field
	540	+ echo '<input type="hidden" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . ' />';
	541	+ break;
	542	+ default:
	543	+ $value = ( '' === get_post_meta(
	544	+ $post->ID,
	545	+ $field_name,
	546	+ true
	547	+ ) ? $custom_field['default'] : get_post_meta(
	548	+ $post->ID,
	549	+ $field_name,
	550	+ true
	551	+ ) );
	552	+ // Plain text field
	553	+ echo '<label for="' . esc_attr( $field_name ) . '"><strong>' . esc_html( $field_title ) . '</strong></label><br/>';
	554	+ echo '<input type="text" name="' . esc_attr( $field_name ) . '" id="' . esc_attr( $field_name ) . '" value="' . esc_attr( $value ) . ' />';
	555	+ break;
	556	+ }
	557	+ if ( isset( $custom_field['description'] ) ) {
	558	+ echo '<p>' . esc_html( $custom_field['description'] ) . '</p>';
	559	+ }
	560	+ echo '</div>';
	561	+ }
	562	+ }
	563	+ echo '</div>';
	564	+ }
	565	+
	566	+ /**
	567	+ * Save the new Custom Fields values
	568	+ */
	569	+ function save_custom_fields( $post_id, $post ) {
	570	+ // Only save if the user intends to save
	571	+ if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
	572	+ return;
	573	+ }
	574	+ // Make sure the Save request is coming from the right place
	575	+ if ( ! isset( $_POST[ $this->handle . '_wpnonce' ] ) || ! wp_verify_nonce(
	576	+ $_POST[ $this->handle . '_wpnonce' ],
	577	+ $this->handle
	578	+ ) ) {
	579	+ return;
	580	+ }
	581	+ // Make sure the user can edit this specific post
	582	+ if ( ! current_user_can( 'edit_post', $post_id ) ) {
	583	+ return;
	584	+ }
	585	+ // Make sure this meta box is associated with the right post types
	586	+ if ( ! in_array( $post->post_type, $this->post_types, true ) ) {
	587	+ return;
	588	+ }
	589	+ foreach ( $this->custom_fields as $custom_field ) {
	590	+ if ( current_user_can( $custom_field['capability'], $post_id ) ) {
	591	+ $field_name = $this->prefix . $custom_field['name'];
	592	+ if ( isset( $_POST[ $field_name ] ) ) {
	593	+ if ( is_array( $_POST[ $field_name ] ) ) {
	594	+ foreach ( $_POST[ $field_name ] as $k => $v ) {
	595	+ $_POST[ $field_name ][ $k ] = trim( sanitize_text_field( $v ) );
	596	+ }
	597	+ } else {
	598	+ $_POST[ $field_name ] = trim( sanitize_text_field( $_POST[ $field_name ] ) );
	599	+ }
	600	+ $value = $_POST[ $field_name ];
	601	+ // Auto-paragraphs for any WYSIWYG
	602	+ if ( 'wysiwyg' === $custom_field['type'] ) {
	603	+ $value = wpautop( $value );
	604	+ }
	605	+ if ( 'checkbox' === $custom_field['type'] ) {
	606	+ $value = 'yes';
	607	+ }
	608	+ if ( 'number' === $custom_field['type'] ) {
	609	+ $value = intval( $value );
	610	+ }
	611	+ update_post_meta( $post_id, $field_name, $value );
	612	+ } else {
	613	+ delete_post_meta( $post_id, $field_name );
	614	+ }
	615	+ }
	616	+ }
	617	+ }
	618	+}