forked from tareq1988/wordpress-settings-api-class
-
Notifications
You must be signed in to change notification settings - Fork 0
/
class.settings-api.php
executable file
·524 lines (440 loc) · 18.1 KB
/
class.settings-api.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
<?php
/**
* weDevs Settings API wrapper class
*
* @author Tareq Hasan <[email protected]>
* @link http://tareq.weDevs.com Tareq's Planet
* @example settings-api.php How to use the class
*/
if ( !class_exists( 'WeDevs_Settings_API' ) ):
class WeDevs_Settings_API {
/**
* settings sections array
*
* @var array
*/
private $settings_sections = array();
/**
* Settings fields array
*
* @var array
*/
private $settings_fields = array();
/**
* Singleton instance
*
* @var object
*/
private static $_instance;
public function __construct() {
add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
}
/**
* Enqueue scripts and styles
*/
function admin_enqueue_scripts() {
wp_enqueue_style( 'wp-color-picker' );
wp_enqueue_style( 'thickbox' );
wp_enqueue_script( 'wp-color-picker' );
wp_enqueue_script( 'jquery' );
wp_enqueue_script( 'media-upload' );
wp_enqueue_script( 'thickbox' );
}
/**
* Set settings sections
*
* @param array $sections setting sections array
*/
function set_sections( $sections ) {
$this->settings_sections = $sections;
return $this;
}
/**
* Add a single section
*
* @param array $section
*/
function add_section( $section ) {
$this->settings_sections[] = $section;
return $this;
}
/**
* Set settings fields
*
* @param array $fields settings fields array
*/
function set_fields( $fields ) {
$this->settings_fields = $fields;
return $this;
}
function add_field( $section, $field ) {
$defaults = array(
'name' => '',
'label' => '',
'desc' => '',
'type' => 'text'
);
$arg = wp_parse_args( $field, $defaults );
$this->settings_fields[$section][] = $arg;
return $this;
}
/**
* Initialize and registers the settings sections and fileds to WordPress
*
* Usually this should be called at `admin_init` hook.
*
* This function gets the initiated settings sections and fields. Then
* registers them to WordPress and ready for use.
*/
function admin_init() {
//register settings sections
foreach ( $this->settings_sections as $section ) {
if ( false == get_option( $section['id'] ) ) {
add_option( $section['id'] );
}
if ( isset($section['desc']) && !empty($section['desc']) ) {
$section['desc'] = '<div class="inside">'.$section['desc'].'</div>';
$callback = create_function('', 'echo "'.str_replace('"', '\"', $section['desc']).'";');
} else {
$callback = '__return_false';
}
add_settings_section( $section['id'], $section['title'], $callback, $section['id'] );
}
//register settings fields
foreach ( $this->settings_fields as $section => $field ) {
foreach ( $field as $option ) {
$type = isset( $option['type'] ) ? $option['type'] : 'text';
$args = array(
'id' => $option['name'],
'desc' => isset( $option['desc'] ) ? $option['desc'] : '',
'name' => $option['label'],
'section' => $section,
'size' => isset( $option['size'] ) ? $option['size'] : null,
'options' => isset( $option['options'] ) ? $option['options'] : '',
'std' => isset( $option['default'] ) ? $option['default'] : '',
'sanitize_callback' => isset( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : '',
);
add_settings_field( $section . '[' . $option['name'] . ']', $option['label'], array( $this, 'callback_' . $type ), $section, $section, $args );
}
}
// creates our settings in the options table
foreach ( $this->settings_sections as $section ) {
register_setting( $section['id'], $section['id'], array( $this, 'sanitize_options' ) );
}
}
/**
* Displays a text field for a settings field
*
* @param array $args settings field args
*/
function callback_text( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '<input type="text" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value );
$html .= sprintf( '<span class="description"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Displays a checkbox for a settings field
*
* @param array $args settings field args
*/
function callback_checkbox( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$html = sprintf( '<input type="hidden" name="%1$s[%2$s]" value="off" />', $args['section'], $args['id'] );
$html .= sprintf( '<input type="checkbox" class="checkbox" id="%1$s[%2$s]" name="%1$s[%2$s]" value="on"%4$s />', $args['section'], $args['id'], $value, checked( $value, 'on', false ) );
$html .= sprintf( '<label for="%1$s[%2$s]"> %3$s</label>', $args['section'], $args['id'], $args['desc'] );
echo $html;
}
/**
* Displays a multicheckbox a settings field
*
* @param array $args settings field args
*/
function callback_multicheck( $args ) {
$value = $this->get_option( $args['id'], $args['section'], $args['std'] );
$html = '';
foreach ( $args['options'] as $key => $label ) {
$checked = isset( $value[$key] ) ? $value[$key] : '0';
$html .= sprintf( '<input type="checkbox" class="checkbox" id="%1$s[%2$s][%3$s]" name="%1$s[%2$s][%3$s]" value="%3$s"%4$s />', $args['section'], $args['id'], $key, checked( $checked, $key, false ) );
$html .= sprintf( '<label for="%1$s[%2$s][%4$s]"> %3$s</label><br>', $args['section'], $args['id'], $label, $key );
}
$html .= sprintf( '<span class="description"> %s</label>', $args['desc'] );
echo $html;
}
/**
* Displays a multicheckbox a settings field
*
* @param array $args settings field args
*/
function callback_radio( $args ) {
$value = $this->get_option( $args['id'], $args['section'], $args['std'] );
$html = '';
foreach ( $args['options'] as $key => $label ) {
$html .= sprintf( '<input type="radio" class="radio" id="%1$s[%2$s][%3$s]" name="%1$s[%2$s]" value="%3$s"%4$s />', $args['section'], $args['id'], $key, checked( $value, $key, false ) );
$html .= sprintf( '<label for="%1$s[%2$s][%4$s]"> %3$s</label><br>', $args['section'], $args['id'], $label, $key );
}
$html .= sprintf( '<span class="description"> %s</label>', $args['desc'] );
echo $html;
}
/**
* Displays a selectbox for a settings field
*
* @param array $args settings field args
*/
function callback_select( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '<select class="%1$s" name="%2$s[%3$s]" id="%2$s[%3$s]">', $size, $args['section'], $args['id'] );
foreach ( $args['options'] as $key => $label ) {
$html .= sprintf( '<option value="%s"%s>%s</option>', $key, selected( $value, $key, false ), $label );
}
$html .= sprintf( '</select>' );
$html .= sprintf( '<span class="description"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Displays a textarea for a settings field
*
* @param array $args settings field args
*/
function callback_textarea( $args ) {
$value = esc_textarea( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '<textarea rows="5" cols="55" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]">%4$s</textarea>', $size, $args['section'], $args['id'], $value );
$html .= sprintf( '<br><span class="description"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Displays a textarea for a settings field
*
* @param array $args settings field args
*/
function callback_html( $args ) {
echo $args['desc'];
}
/**
* Displays a rich text textarea for a settings field
*
* @param array $args settings field args
*/
function callback_wysiwyg( $args ) {
$value = wpautop( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : '500px';
echo '<div style="width: ' . $size . ';">';
wp_editor( $value, $args['section'] . '[' . $args['id'] . ']', array( 'teeny' => true, 'textarea_rows' => 10 ) );
echo '</div>';
echo sprintf( '<br><span class="description"> %s</span>', $args['desc'] );
}
/**
* Displays a file upload field for a settings field
*
* @param array $args settings field args
*/
function callback_file( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$id = $args['section'] . '[' . $args['id'] . ']';
$js_id = $args['section'] . '\\\\[' . $args['id'] . '\\\\]';
$html = sprintf( '<input type="text" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value );
$html .= '<input type="button" class="button wpsf-browse" id="'. $id .'_button" value="Browse" />
<script type="text/javascript">
jQuery(document).ready(function($){
$("#'. $js_id .'_button").click(function() {
tb_show("", "media-upload.php?post_id=0&type=image&TB_iframe=true");
window.original_send_to_editor = window.send_to_editor;
window.send_to_editor = function(html) {
var url = $(html).attr(\'href\');
if ( !url ) {
url = $(html).attr(\'src\');
};
$("#'. $js_id .'").val(url);
tb_remove();
window.send_to_editor = window.original_send_to_editor;
};
return false;
});
});
</script>';
$html .= sprintf( '<span class="description"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Displays a password field for a settings field
*
* @param array $args settings field args
*/
function callback_password( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '<input type="password" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value );
$html .= sprintf( '<span class="description"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Displays a color picker field for a settings field
*
* @param array $args settings field args
*/
function callback_color( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '<input type="text" class="%1$s-text wp-color-picker-field" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s" data-default-color="%5$s" />', $size, $args['section'], $args['id'], $value, $args['std'] );
$html .= sprintf( '<span class="description" style="display:block;"> %s</span>', $args['desc'] );
echo $html;
}
/**
* Sanitize callback for Settings API
*/
function sanitize_options( $options ) {
foreach( $options as $option_slug => $option_value ) {
$sanitize_callback = $this->get_sanitize_callback( $option_slug );
// If callback is set, call it
if ( $sanitize_callback ) {
$options[ $option_slug ] = call_user_func( $sanitize_callback, $option_value );
continue;
}
// Treat everything that's not an array as a string
if ( !is_array( $option_value ) ) {
$options[ $option_slug ] = sanitize_text_field( $option_value );
continue;
}
}
return $options;
}
/**
* Get sanitization callback for given option slug
*
* @param string $slug option slug
*
* @return mixed string or bool false
*/
function get_sanitize_callback( $slug = '' ) {
if ( empty( $slug ) )
return false;
// Iterate over registered fields and see if we can find proper callback
foreach( $this->settings_fields as $section => $options ) {
foreach ( $options as $option ) {
if ( $option['name'] != $slug )
continue;
// Return the callback name
return isset( $option['sanitize_callback'] ) && is_callable( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : false;
}
}
return false;
}
/**
* Get the value of a settings field
*
* @param string $option settings field name
* @param string $section the section name this field belongs to
* @param string $default default text if it's not found
* @return string
*/
function get_option( $option, $section, $default = '' ) {
$options = get_option( $section );
if ( isset( $options[$option] ) ) {
return $options[$option];
}
return $default;
}
/**
* Show navigations as tab
*
* Shows all the settings section labels as tab
*/
function show_navigation() {
$html = '<h2 class="nav-tab-wrapper">';
foreach ( $this->settings_sections as $tab ) {
$html .= sprintf( '<a href="#%1$s" class="nav-tab" id="%1$s-tab">%2$s</a>', $tab['id'], $tab['title'] );
}
$html .= '</h2>';
echo $html;
}
/**
* Show the section settings forms
*
* This function displays every sections in a different form
*/
function show_forms() {
?>
<div class="metabox-holder">
<div class="postbox">
<?php foreach ( $this->settings_sections as $form ) { ?>
<div id="<?php echo $form['id']; ?>" class="group">
<form method="post" action="options.php">
<?php do_action( 'wsa_form_top_' . $form['id'], $form ); ?>
<?php settings_fields( $form['id'] ); ?>
<?php do_settings_sections( $form['id'] ); ?>
<?php do_action( 'wsa_form_bottom_' . $form['id'], $form ); ?>
<div style="padding-left: 10px">
<?php submit_button(); ?>
</div>
</form>
</div>
<?php } ?>
</div>
</div>
<?php
$this->script();
}
/**
* Tabbable JavaScript codes & Initiate Color Picker
*
* This code uses localstorage for displaying active tabs
*/
function script() {
?>
<script>
jQuery(document).ready(function($) {
//Initiate Color Picker
$('.wp-color-picker-field').wpColorPicker();
// Switches option sections
$('.group').hide();
var activetab = '';
if (typeof(localStorage) != 'undefined' ) {
activetab = localStorage.getItem("activetab");
}
if (activetab != '' && $(activetab).length ) {
$(activetab).fadeIn();
} else {
$('.group:first').fadeIn();
}
$('.group .collapsed').each(function(){
$(this).find('input:checked').parent().parent().parent().nextAll().each(
function(){
if ($(this).hasClass('last')) {
$(this).removeClass('hidden');
return false;
}
$(this).filter('.hidden').removeClass('hidden');
});
});
if (activetab != '' && $(activetab + '-tab').length ) {
$(activetab + '-tab').addClass('nav-tab-active');
}
else {
$('.nav-tab-wrapper a:first').addClass('nav-tab-active');
}
$('.nav-tab-wrapper a').click(function(evt) {
$('.nav-tab-wrapper a').removeClass('nav-tab-active');
$(this).addClass('nav-tab-active').blur();
var clicked_group = $(this).attr('href');
if (typeof(localStorage) != 'undefined' ) {
localStorage.setItem("activetab", $(this).attr('href'));
}
$('.group').hide();
$(clicked_group).fadeIn();
evt.preventDefault();
});
});
</script>
<style type="text/css">
/** WordPress 3.8 Fix **/
.form-table th { padding: 20px 10px; }
#wpbody-content .metabox-holder { padding-top: 5px; }
</style>
<?php
}
}
endif;