insert-php / admin / metaboxes / base-options.php

base-options.php in Woody Code Snippets – Insert PHP, CSS, JS, and Header/Footer Scripts 2.3.1, at admin/metaboxes/base-options.php

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1	<?php
2
3	// Exit if accessed directly
4	if ( ! defined( 'ABSPATH' ) ) {
5	exit;
6	}
7
8	class WINP_BaseOptionsMetaBox extends Wbcr_FactoryMetaboxes409_FormMetabox {
9
10	/**
11	* A visible title of the metabox.
12	*
13	* Inherited from the class FactoryMetabox.
14	*
15	* @link http://codex.wordpress.org/Function_Reference/add_meta_box
16	*
17	* @since 1.0.0
18	* @var string
19	*/
20	public $title;
21
22	/**
23	* The priority within the context where the boxes should show ('high', 'core', 'default' or 'low').
24	*
25	* @link http://codex.wordpress.org/Function_Reference/add_meta_box
26	* Inherited from the class FactoryMetabox.
27	*
28	* @since 1.0.0
29	* @var string
30	*/
31	public $priority = 'core';
32
33	public $css_class = 'factory-bootstrap-423 factory-fontawesome-000';
34
35	protected $errors = [];
36	protected $source_channel;
37	protected $facebook_group_id;
38	protected $paginate_url;
39
40	public function __construct( $plugin ) {
41	parent::__construct( $plugin );
42
43	$this->title = __( 'Base options', 'insert-php' );
44
45	add_action( 'admin_head', [ $this, 'removeMediaButton' ] );
46	add_action( 'admin_footer', [ $this, 'adminFooter' ] );
47	add_action( 'admin_enqueue_scripts', [ $this, 'deregisterDefaultEditorResourses' ] );
48
49	$snippet_type = WINP_Helper::get_snippet_type();
50
51	if ( $snippet_type !== WINP_SNIPPET_TYPE_TEXT ) {
52	add_action( 'admin_footer-post.php', [ $this, 'printCodeEditorScripts' ], 99 );
53	add_action( 'admin_footer-post-new.php', [ $this, 'printCodeEditorScripts' ], 99 );
54	add_action( 'edit_form_after_editor', [ $this, 'php_editor_markup' ], 10, 1 );
55	}
56
57	add_action( 'admin_body_class', [ $this, 'admin_body_class' ] );
58	add_action( 'edit_form_top', [ $this, 'editFormTop' ] );
59	add_action( 'post_submitbox_misc_actions', [ $this, 'post_submitbox_misc_actions' ] );
60	add_action( 'edit_form_after_title', [ $this, 'keep_html_entities' ] );
61
62	add_filter( 'pre_post_content', [ $this, 'stop_post_filters' ] );
63	add_filter( 'content_save_pre', [ $this, 'init_post_filters' ], 9999 );
64	}
65
66	/**
67	* Configures a metabox.
68	*
69	* @since 1.0.0
70	*
71	* @param Wbcr_Factory422_StyleList $styles A set of style to include.
72	*
73	* @param Wbcr_Factory422_ScriptList $scripts A set of scripts to include.
74	*
75	* @return void
76	*/
77	public function configure( $scripts, $styles ) {
78	//method must be overriden in the derived classed.
79	$styles->add( WINP_PLUGIN_URL . '/admin/assets/dist/css/ccm.min.css' );
80	$styles->add( WINP_PLUGIN_URL . '/admin/assets/css/code-editor-style.css' );
81
82	$code_editor_theme = $this->plugin->getPopulateOption( 'code_editor_theme' );
83
84	if ( ! empty( $code_editor_theme ) && $code_editor_theme != 'default' ) {
85	$this->styles->add( WINP_PLUGIN_URL . '/admin/assets/css/cmthemes/' . $code_editor_theme . '.css' );
86	}
87
88	$scripts->add( WINP_PLUGIN_URL . '/admin/assets/dist/js/ccm.min.js', [ 'jquery' ], 'winp-snippet-codemirror' );
89	$scripts->add( WINP_PLUGIN_URL . '/admin/assets/js/transition.js', [ 'jquery' ], 'winp-snippet-transition' );
90
91	if ( WINP_Plugin::app()->get_api_object()->is_key() ) {
92	wp_localize_script( 'jquery', 'winp_snippet_sync', [
93	'import' => __( 'Import snippet', 'insert-php' ),
94	'export' => __( 'Export snippet', 'insert-php' ),
95	'import_failed' => __( 'An error occurred during import', 'insert-php' ),
96	'export_failed' => __( 'An error occurred during export', 'insert-php' ),
97	'save' => __( 'Save', 'insert-php' ),
98	'saved' => __( 'Snippet template succefully saved!', 'insert-php' ),
99	'src_loader' => WINP_PLUGIN_URL . '/admin/assets/img/ajax-loader.gif',
100	] );
101	}
102	}
103
104	/**
105	* Disable post filtering. Snippets code cannot be filtered, otherwise it will cause errors.
106	*
107	* @author Alexander Kovalev <alex.kovalevv@gmail.com>
108	* @since 2.2.3
109	*
110	* @param $value
111	*
112	* @return mixed
113	*/
114	public function stop_post_filters( $value ) {
115	global $wbcr__has_kses, $wbcr__has_targeted_link_rel_filters;
116
117	$screen = get_current_screen();
118	if ( empty( $screen ) \|\| $screen->post_type !== WINP_SNIPPETS_POST_TYPE ) {
119	return $value;
120	}
121
122	$snippet_type = WINP_Helper::get_snippet_type();
123
124	if ( $snippet_type !== WINP_SNIPPET_TYPE_TEXT ) {
125	// Prevent content filters from corrupting JSON in post_content.
126	$wbcr__has_kses = ( false !== has_filter( 'content_save_pre', 'wp_filter_post_kses' ) );
127	if ( $wbcr__has_kses ) {
128	kses_remove_filters();
129	}
130	$wbcr__has_targeted_link_rel_filters = ( false !== has_filter( 'content_save_pre', 'wp_targeted_link_rel' ) );
131	if ( $wbcr__has_targeted_link_rel_filters ) {
132	wp_remove_targeted_link_rel_filters();
133	}
134	}
135
136	return $value;
137	}
138
139	/**
140	* Enable post filtering.
141	*
142	* @author Alexander Kovalev <alex.kovalevv@gmail.com>
143	* @since 2.2.3
144	*
145	* @param $value
146	*
147	* @return mixed
148	*/
149	public function init_post_filters( $value ) {
150	global $wbcr__has_kses, $wbcr__has_targeted_link_rel_filters;
151
152	$screen = get_current_screen();
153	if ( empty( $screen ) \|\| $screen->post_type !== WINP_SNIPPETS_POST_TYPE ) {
154	return $value;
155	}
156
157	if ( $wbcr__has_kses ) {
158	kses_init_filters();
159	}
160
161	if ( $wbcr__has_targeted_link_rel_filters ) {
162	wp_init_targeted_link_rel_filters();
163	}
164
165	unset( $wbcr__has_kses );
166	unset( $wbcr__has_targeted_link_rel_filters );
167
168	return $value;
169	}
170
171	/**
172	* Add the codemirror editor in the `post` screen
173	*
174	* @author Alexander Kovalev <alex.kovalevv@gmail.com>
175	* @since 2.2.1
176	*/
177	public function keep_html_entities( $post ) {
178	$current_screen = get_current_screen();
179
180	if ( empty( $post ) \|\| ( $current_screen->post_type != WINP_SNIPPETS_POST_TYPE ) ) {
181	return false;
182	}
183
184	if ( WINP_Plugin::app()->getOption( 'keep_html_entities' ) && strstr( $post->post_content, '&' ) ) {
185
186	// First the ampresands
187	$post->post_content = str_replace( '&amp', htmlentities( '&amp' ), $post->post_content );
188
189	// Then the rest of the entities
190	$html_flags = defined( 'ENT_HTML5' ) ? ENT_QUOTES \| ENT_HTML5 : ENT_QUOTES;
191	$entities = get_html_translation_table( HTML_ENTITIES, $html_flags );
192
193	unset( $entities[ array_search( '&', $entities ) ] );
194
195	$regular_expression = str_replace( ';', '', '/(' . implode( '\|', $entities ) . ')/i' );
196
197	preg_match_all( $regular_expression, $post->post_content, $matches );
198
199	if ( isset( $matches[0] ) && count( $matches[0] ) > 0 ) {
200	foreach ( $matches[0] as $_entity ) {
201	$post->post_content = str_replace( $_entity, htmlentities( $_entity ), $post->post_content );
202	}
203	}
204	}
205	}
206
207	/**
208	* Remove media button
209	*/
210	public function removeMediaButton() {
211	global $post;
212
213	if ( empty( $post ) \|\| $post->post_type !== WINP_SNIPPETS_POST_TYPE ) {
214	return;
215	}
216	remove_action( 'media_buttons', 'media_buttons' );
217	}
218
219	/**
220	* Add html to admin footer
221	*/
222	public function adminFooter() {
223	global $pagenow;
224
225	$screen = get_current_screen();
226
227	if ( ( 'post-new.php' == $pagenow \|\| 'post.php' == $pagenow ) && WINP_SNIPPETS_POST_TYPE == $screen->post_type ) {
228	$snippet_id = get_the_ID();
229	$is_key = WINP_Plugin::app()->get_api_object()->is_key();
230	$premium_text = $is_key ? '' : ' [Premium]';
231	$button_nonce = ' data-nonce="' . wp_create_nonce( "wbcr_inp_save_snippet_{$snippet_id}_as_template" ) . '"';
232
233	?>
234	<div class="factory-bootstrap-423 factory-fontawesome-000">
235	<div class="modal fade" id="winp-sync-modal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel"
236	aria-hidden="true" style="display: none">
237	<div class="modal-dialog modal-dialog-centered" role="document">
238	<div class="modal-content">
239	<div class="modal-header">
240	<button type="button" class="close" data-dismiss="modal" aria-label="Close">
241	<span aria-hidden="true">×</span>
242	</button>
243	</div>
244	<div class="modal-body" id="winp-sync-content">
245	<p class="winp-icon">
246	<span class="dashicons dashicons-category"></span>
247	</p>
248	<p class="winp-header-modal">
249	<?php _e( 'Save a Snippet as a Template', 'insert-php' ); ?>
250	<?php echo $premium_text; ?>
251	</p>
252	<?php if ( $is_key ) : ?>
253	<p class="winp-title-modal">
254	<?php _e( 'Your snippets will be available for export and reuse on any page or website', 'insert-php' ); ?></p>
255	<?php else : ?>
256	<p class="winp-title-modal">
257	<?php _e( 'A copy of your snippet and its settings are stored on our remote server. You can access it from any website where you’ve activated the plugin’s premium version. If you have our plugin on multiple websites or work in a team, it’s quite handy to use templates. The feature is available in the premium version only.', 'insert-php' ); ?>
258	</p>
259	<?php endif; ?>
260	<?php if ( $is_key ) : ?>
261	<input type="text" id="winp-sync-snippet-name" required
262	placeholder="<?php _e( 'Enter template name', 'insert-php' ); ?>">
263	<button type="button" class="btn btn-secondary" id="winp-sync-save-button"<?php echo $button_nonce; ?>>
264	<span style="width: 40px"><?php _e( 'Save', 'insert-php' ); ?></span>
265	</button>
266	<div class="winp-modal-error">
267	<span class="dashicons dashicons-warning"></span>
268	<span class="warning-text"></span>
269	</div>
270	<?php else : ?>
271	<?php WINP_Helper::get_purchase_button( 'edit-snippet' ) ?>
272	<?php endif; ?>
273	</div>
274	</div>
275	</div>
276	</div>
277	<?php //wp_nonce_field( 'winp-snippet-library', 'winp-snippet-library-nonce' ); ?>
278	</div>
279	<?php
280	}
281	}
282
283	/**
284	* Deregister other CodeMirror styles
285	*/
286	public function deregisterDefaultEditorResourses() {
287	global $post;
288
289	if ( empty( $post ) \|\| $post->post_type !== WINP_SNIPPETS_POST_TYPE ) {
290	return;
291	}
292
293	/* Remove other CodeMirror styles */
294	wp_deregister_style( 'codemirror' );
295	}
296
297	public function printCodeEditorScripts() {
298	global $post;
299
300	if ( empty( $post ) \|\| $post->post_type !== WINP_SNIPPETS_POST_TYPE ) {
301	return;
302	}
303
304	$snippet_type = WINP_Helper::get_snippet_type();
305	$code_editor_mode = 'application/x-httpd-php';
306	if ( $snippet_type == WINP_SNIPPET_TYPE_PHP ) {
307	$code_editor_mode = 'text/x-php';
308	} else if ( $snippet_type === WINP_SNIPPET_TYPE_CSS ) {
309	$code_editor_mode = 'text/css';
310	} else if ( $snippet_type === WINP_SNIPPET_TYPE_JS ) {
311	$code_editor_mode = 'application/javascript';
312	} else if ( $snippet_type === WINP_SNIPPET_TYPE_HTML ) {
313	$code_editor_mode = 'text/html';
314	}
315	$code_editor_theme = $this->plugin->getPopulateOption( 'code_editor_theme' );
316	?>
317	<script>
318	/* Loads CodeMirror on the snippet editor */
319	(function() {
320
321	var atts = [];
322
323	atts['mode'] = '<?php echo $code_editor_mode ?>';
324
325	atts['matchBrackets'] = true;
326	atts['styleActiveLine'] = true;
327	atts['continueComments'] = true;
328	atts['autoCloseTags'] = true;
329	atts['viewportMargin'] = Infinity;
330
331	atts['inputStyle'] = 'contenteditable';
332	atts['direction'] = 'ltr';
333	atts['lint'] = true;
334	atts['gutters'] = ["CodeMirror-lint-markers"];
335
336	atts['matchTags'] = {
337	'bothTags': true
338	};
339
340	atts['extraKeys'] = {
341	'Ctrl-Enter': function(cm) {
342	document.getElementById('post_content').submit();
343	},
344	'Ctrl-Space': 'autocomplete',
345	'Ctrl-/': 'toggleComment',
346	'Cmd-/': 'toggleComment',
347	'Alt-F': 'findPersistent',
348	'Ctrl-F': 'findPersistent',
349	'Cmd-F': 'findPersistent'
350	};
351
352	atts['indentWithTabs'] = <?php $this->printBool( $this->plugin->getPopulateOption( 'code_editor_indent_with_tabs', true ) ) ?>;
353	atts['tabSize'] = <?php echo (int) $this->plugin->getPopulateOption( 'code_editor_tab_size', 4 ) ?>;
354	atts['indentUnit'] = <?php echo (int) $this->plugin->getPopulateOption( 'code_editor_indent_unit', 4 ) ?>;
355	atts['lineNumbers'] = <?php $this->printBool( $this->plugin->getPopulateOption( 'code_editor_line_numbers', true ) ) ?>;
356	atts['lineWrapping'] = <?php $this->printBool( $this->plugin->getPopulateOption( 'code_editor_wrap_lines', true ) ) ?>;
357	atts['autoCloseBrackets'] = <?php $this->printBool( $this->plugin->getPopulateOption( 'code_editor_auto_close_brackets', true ) ) ?>;
358	<?php if ($this->plugin->getPopulateOption( 'code_editor_highlight_selection_matches', true )) { ?>
359	atts['highlightSelectionMatches'] = {
360	showToken: true,
361	style: 'winp-matchhighlight'
362	};
363	<?php } else { ?>
364	atts['highlightSelectionMatches'] = false;
365	<?php } ?>
366
367	<?php if(! empty( $code_editor_theme ) && $code_editor_theme != 'default'): ?>
368	atts['theme'] = '<?php echo esc_attr( $code_editor_theme ) ?>';
369	<?php endif; ?>
370
371	Woody_CodeMirror.fromTextArea(document.getElementById('post_content'), atts);
372	})();
373
374	jQuery(document).ready(function($) {
375	$('.wp-editor-tabs').remove();
376	});
377	</script>
378	<?php
379	}
380
381	/**
382	* Markup PHP snippet editor.
383	*
384	* @param Wp_Post $post Post Object.
385	*/
386	function php_editor_markup( $post ) {
387
388	if ( WINP_SNIPPETS_POST_TYPE == $post->post_type ) {
389	wp_nonce_field( basename( __FILE__ ), WINP_SNIPPETS_POST_TYPE );
390
391	$snippet_code = WINP_Helper::get_snippet_code( $post );
392
393	?>
394	<div class="wp-editor-container winp-editor-container">
395	<textarea id="post_content" name="post_content"
396	class="wp-editor-area winp-php-content"><?php echo esc_html( $snippet_code ); ?></textarea>
397	</div>
398	<?php
399	}
400	}
401
402	/**
403	* Adds one or more classes to the body tag in the dashboard.
404	*
405	* @param string $classes Current body classes.
406	*
407	* @return string Altered body classes.
408	*/
409	public function admin_body_class( $classes ) {
410	global $post;
411
412	if ( ! empty( $post ) && $post->post_type == WINP_SNIPPETS_POST_TYPE ) {
413	$snippet_type = WINP_Helper::get_snippet_type();
414
415	$new_classes = "wbcr-inp-snippet-type-" . esc_attr( $snippet_type );
416
417	if ( $snippet_type !== WINP_SNIPPET_TYPE_TEXT ) {
418	$new_classes .= " winp-snippet-enabled";
419	}
420
421	return ' ' . $new_classes . ' ' . $classes;
422	}
423
424	return $classes;
425	}
426
427	/**
428	* Add hidden tag to edit post form
429	* Set post title for snippet post with status auto-draft
430	*
431	* @param $current_post
432	*/
433	public function editFormTop( $current_post ) {
434	if ( empty( $current_post ) \|\| $current_post->post_type !== WINP_SNIPPETS_POST_TYPE ) {
435	return;
436	}
437
438	$snippet_type = WINP_Plugin::app()->request->get( 'winp_item', WINP_SNIPPET_TYPE_PHP, 'sanitize_key' );
439	$snippet_type = WINP_Helper::getMetaOption( $current_post->ID, 'snippet_type', $snippet_type );
440
441	echo '<input type="hidden" id="wbcr_inp_snippet_type" name="wbcr_inp_snippet_type" value="' . esc_attr( $snippet_type ) . '">';
442
443	if ( 'auto-draft' == $current_post->post_status && WINP_SNIPPETS_POST_TYPE == $current_post->post_type && WINP_Helper::getMetaOption( $current_post->ID, 'snippet_draft', false ) ) {
444	global $post;
445
446	$post->post_title = get_post( $current_post->ID )->post_title;
447	}
448	}
449
450	/**
451	* Add button "Save as template" on post edit page
452	*
453	* @param WP_Post $post
454	*/
455	public function post_submitbox_misc_actions( $post ) {
456	if ( empty( $post ) \|\| ( $post->post_type != WINP_SNIPPETS_POST_TYPE ) ) {
457	return;
458	}
459
460	if ( WINP_Helper::getMetaOption( $post->ID, 'snippet_draft', false ) ) {
461	return;
462	}
463
464	$disabled = '';
465	if ( $post->ID && WINP_Plugin::app()->get_api_object()->is_key() ) {
466	$disabled = WINP_Plugin::app()->get_api_object()->is_changed( $post->ID ) == true ? '' : ' disabled';
467	}
468	?>
469	<div class="winp-sync-buttons">
470	<a class="wbcr-inp-import-snippet-button button<?php echo $disabled; ?>" id="winp-snippet-sync"
471	href="javascript:void(0)">
472	<span class="dashicons dashicons-cloud" title="<?php _e( 'Export snippet', 'insert-php' ); ?>"></span>
473	<?php _e( 'Save as template', 'insert-php' ); ?>
474	</a>
475	</div>
476	<?php
477	}
478
479	/**
480	* @param bool $bool_val
481	*/
482	protected function printBool( $bool_val ) {
483	echo $bool_val ? 'true' : 'false';
484	}
485
486	/**
487	* Configures a form that will be inside the metabox.
488	*
489	* @since 1.0.0
490	*
491	* @param Wbcr_FactoryForms420_Form $form A form object to configure.
492	*
493	* @return void
494	* @see Wbcr_FactoryMetaboxes409_FormMetabox
495	*/
496	public function form( $form ) {
497	$snippet_type = WINP_Helper::get_snippet_type();
498
499	if ( $snippet_type === WINP_SNIPPET_TYPE_PHP ) {
500	$option_name = 'Run everywhere';
501	$data = [
502	[ 'evrywhere', __( $option_name, 'insert-php' ) ],
503	[ 'shortcode', __( 'Where there is a shortcode', 'insert-php' ) ],
504	];
505
506	$events = [
507	'evrywhere' => [
508	'hide' => '.factory-control-snippet_custom_name',
509	],
510	'shortcode' => [
511	'show' => '.factory-control-snippet_custom_name',
512	],
513	];
514	} else {
515	if ( $snippet_type === WINP_SNIPPET_TYPE_TEXT ) {
516	$hint = __( 'If you want to place some content into your snippet from the shortcode just wrap it inside [wbcr_text_snippet id="xxx"]content[/wbcr_text_snippet]. To use this content inside the snippet use {{SNIPPET_CONTENT}} variable.', 'insert-php' );
517	} else {
518	$_type = $snippet_type === WINP_SNIPPET_TYPE_UNIVERSAL ? '' : '_' . $snippet_type;
519	$hint = sprintf( __( 'If you want to place some content into your snippet from the shortcode just wrap it inside [wbcr%s_snippet id="xxx"]content[/wbcr%s_snippet]. To use this content inside the snippet use $content variable.', 'insert-php' ), $_type, $_type );
520	}
521
522	$option_name = 'Automatic insertion';
523	$data = [
524	[ 'auto', __( $option_name, 'insert-php' ) ],
525	[ 'shortcode', __( 'Where there is a shortcode', 'insert-php' ), $hint ],
526	];
527
528	$events = [
529	'auto' => [
530	'show' => '.factory-control-snippet_location',
531	'hide' => '.factory-control-snippet_custom_name',
532	],
533	'shortcode' => [
534	'hide' => '.factory-control-snippet_location,.factory-control-snippet_p_number',
535	'show' => '.factory-control-snippet_custom_name',
536	],
537	];
538	}
539
540	$items[] = [
541	'type' => 'dropdown',
542	'way' => 'buttons',
543	'name' => 'snippet_scope',
544	'data' => $data,
545	'title' => __( 'Where to execute the code?', 'insert-php' ),
546	'hint' => sprintf( esc_html__( 'If you select the "%s" option, after activating the widget, the php code will be launched on all pages of your site. Another option works only where you have set a shortcode snippet (widgets, post).', 'insert-php' ), __( $option_name, 'insert-php' ) ),
547	'default' => 'shortcode',
548	'events' => $events,
549	];
550
551	$is_pro = WINP_Plugin::app()->get_api_object()->is_key();
552	$items[] = [
553	'type' => 'textbox',
554	'name' => 'snippet_custom_name',
555	'title' => __( 'Custom shortcode name', 'insert-php' ),
556	'hint' => __( 'By default, all snippet shortcodes look like this: [wbcr_snippet id=”121”]. Such shortcodes are hard to remember. In addition, when you move a snippet to another website its ID can be changed. So the best solution for the snippets use regularly is to define a custom shortcode name. The custom shortcode may look like this: [soccer_match_date]', 'insert-php' ),
557	'default' => '',
558	// Добавляем класс
559	'cssClass' => ! $is_pro ? [ 'winp-field-premium-element winp-field-w250' ] : [ 'winp-field-w250' ],
560	// Добавляем атрибут disable
561	'htmlAttrs' => ! $is_pro ? [ 'disabled' => 'disabled' ] : [],
562	];
563
564	if ( $snippet_type !== WINP_SNIPPET_TYPE_PHP ) {
565	$data = [
566	[
567	'title' => __( 'Everywhere', 'insert-php' ),
568	'type' => 'group',
569	'items' => [
570	[
571	WINP_SNIPPET_AUTO_HEADER,
572	__( 'Head', 'insert-php' ),
573	__( 'Snippet will be placed in the source code before </head>.', 'insert-php' ),
574	],
575	[
576	WINP_SNIPPET_AUTO_FOOTER,
577	__( 'Footer', 'insert-php' ),
578	__( 'Snippet will be placed in the source code before </body>.', 'insert-php' ),
579	],
580	],
581	],
582	[
583	'title' => __( 'Posts, Pages, Custom post types', 'insert-php' ),
584	'type' => 'group',
585	'items' => [
586	[
587	WINP_SNIPPET_AUTO_BEFORE_POST,
588	__( 'Insert Before Post', 'insert-php' ),
589	__( 'Snippet will be placed before the title of the post/page.', 'insert-php' ),
590	],
591	[
592	WINP_SNIPPET_AUTO_BEFORE_CONTENT,
593	__( 'Insert Before Content', 'insert-php' ),
594	__( 'Snippet will be placed before the content of the post/page.', 'insert-php' ),
595	],
596	[
597	WINP_SNIPPET_AUTO_BEFORE_PARAGRAPH,
598	__( 'Insert Before Paragraph', 'insert-php' ),
599	__( 'Snippet will be placed before the paragraph, which number you can specify in the Location number field.', 'insert-php' ),
600	],
601	[
602	WINP_SNIPPET_AUTO_AFTER_PARAGRAPH,
603	__( 'Insert After Paragraph', 'insert-php' ),
604	__( 'Snippet will be placed after the paragraph, which number you can specify in the Location number field.', 'insert-php' ),
605	],
606	[
607	WINP_SNIPPET_AUTO_AFTER_CONTENT,
608	__( 'Insert After Content', 'insert-php' ),
609	__( 'Snippet will be placed after the content of the post/page.', 'insert-php' ),
610	],
611	[
612	WINP_SNIPPET_AUTO_AFTER_POST,
613	__( 'Insert After Post', 'insert-php' ),
614	__( 'Snippet will be placed in the very end of the post/page.', 'insert-php' ),
615	],
616	],
617	],
618	[
619	'title' => __( 'Categories, Archives, Tags, Taxonomies', 'insert-php' ),
620	'type' => 'group',
621	'items' => [
622	[
623	WINP_SNIPPET_AUTO_BEFORE_EXCERPT,
624	__( 'Insert Before Excerpt', 'insert-php' ),
625	__( 'Snippet will be placed before the excerpt of the post/page.', 'insert-php' ),
626	],
627	[
628	WINP_SNIPPET_AUTO_AFTER_EXCERPT,
629	__( 'Insert After Excerpt', 'insert-php' ),
630	__( 'Snippet will be placed after the excerpt of the post/page.', 'insert-php' ),
631	],
632	[
633	WINP_SNIPPET_AUTO_BETWEEN_POSTS,
634	__( 'Between Posts', 'insert-php' ),
635	__( 'Snippet will be placed between each post.', 'insert-php' ),
636	],
637	[
638	WINP_SNIPPET_AUTO_BEFORE_POSTS,
639	__( 'Before post', 'insert-php' ),
640	__( 'Snippet will be placed before the post, which number you can specify in the Location number field.', 'insert-php' ),
641	],
642	[
643	WINP_SNIPPET_AUTO_AFTER_POSTS,
644	__( 'After post', 'insert-php' ),
645	__( 'Snippet will be placed after the post, which number you can specify in the Location number field.', 'insert-php' ),
646	],
647	],
648	],
649	];
650
651	if ( $snippet_type === WINP_SNIPPET_TYPE_TEXT ) {
652	unset( $data[0] );
653	$data = array_values( $data );
654	}
655
656	$items[] = [
657	'type' => 'dropdown',
658	'name' => 'snippet_location',
659	'data' => $data,
660	'title' => __( 'Insertion location', 'insert-php' ),
661	'hint' => __( 'Select the location for you snippet.', 'insert-php' ),
662	'default' => WINP_SNIPPET_AUTO_HEADER,
663	'events' => [
664	WINP_SNIPPET_AUTO_HEADER => [
665	'hide' => '.factory-control-snippet_p_number',
666	],
667	WINP_SNIPPET_AUTO_FOOTER => [
668	'hide' => '.factory-control-snippet_p_number',
669	],
670	WINP_SNIPPET_AUTO_BEFORE_POST => [
671	'hide' => '.factory-control-snippet_p_number',
672	],
673	WINP_SNIPPET_AUTO_BEFORE_CONTENT => [
674	'hide' => '.factory-control-snippet_p_number',
675	],
676	WINP_SNIPPET_AUTO_AFTER_CONTENT => [
677	'hide' => '.factory-control-snippet_p_number',
678	],
679	WINP_SNIPPET_AUTO_AFTER_POST => [
680	'hide' => '.factory-control-snippet_p_number',
681	],
682	WINP_SNIPPET_AUTO_BEFORE_EXCERPT => [
683	'hide' => '.factory-control-snippet_p_number',
684	],
685	WINP_SNIPPET_AUTO_AFTER_EXCERPT => [
686	'hide' => '.factory-control-snippet_p_number',
687	],
688	WINP_SNIPPET_AUTO_BETWEEN_POSTS => [
689	'hide' => '.factory-control-snippet_p_number',
690	],
691	WINP_SNIPPET_AUTO_BEFORE_PARAGRAPH => [
692	'show' => '.factory-control-snippet_p_number',
693	],
694	WINP_SNIPPET_AUTO_AFTER_PARAGRAPH => [
695	'show' => '.factory-control-snippet_p_number',
696	],
697	WINP_SNIPPET_AUTO_BEFORE_POSTS => [
698	'show' => '.factory-control-snippet_p_number',
699	],
700	WINP_SNIPPET_AUTO_AFTER_POSTS => [
701	'show' => '.factory-control-snippet_p_number',
702	],
703	],
704	];
705
706	$items[] = [
707	'type' => 'textbox',
708	'name' => 'snippet_p_number',
709	'title' => __( 'Location number', 'insert-php' ),
710	'hint' => __( 'Paragraph / Post number', 'insert-php' ),
711	'default' => 0,
712	];
713	}
714
715	if ( $snippet_type === WINP_SNIPPET_TYPE_CSS \|\| $snippet_type === WINP_SNIPPET_TYPE_JS ) {
716	$items[] = [
717	'type' => 'dropdown',
718	'way' => 'buttons',
719	'name' => 'snippet_linking',
720	'data' => [
721	[ 'external', __( 'External File', 'insert-php' ) ],
722	[ 'inline', __( 'Inline Code', 'insert-php' ) ],
723	],
724	'title' => __( 'Linking type', 'insert-php' ),
725	'hint' => __( 'Select how the snippet will be linked to the page.', 'insert-php' ),
726	'default' => 'external',
727	];
728	}
729
730	$items[] = [
731	'type' => 'textarea',
732	'name' => 'snippet_description',
733	'title' => __( 'Description', 'insert-php' ),
734	'hint' => __( 'You can write a short note so that you can always remember why this code or your colleague was able to apply this code in his works.', 'insert-php' ),
735	'tinymce' => [
736	'height' => 150,
737	'plugins' => '',
738	],
739	'default' => '',
740	];
741
742	if ( $snippet_type !== WINP_SNIPPET_TYPE_TEXT ) {
743	$shorcode_name = $snippet_type === WINP_SNIPPET_TYPE_UNIVERSAL ? 'wbcr_snippet' : 'wbcr_' . $snippet_type . '_snippet';
744	$items[] = [
745	'type' => 'textbox',
746	'name' => 'snippet_tags',
747	'title' => __( 'Available attributes', 'insert-php' ),
748	'hint' => sprintf( esc_html__( "Available attributes for shortcode via comma. Only numbers, letters and underscore characters are allowed. Attribute id is always available. With this option you can set additional attributes for the shortcode. Example: start_date attribute to [%s id='xxx' start_date='2018/01/15'] shortcode. Now we can get attribute value in the snippet with the \$start_date variable. It's convenient if you want to print out different results depending on this attributes.", "insert-php" ), $shorcode_name ),
749	'placeholder' => 'title, pass_attr1, pass_attr2'
750	//'default' => ''
751	];
752	}
753
754	$form->add( $items );
755	}
756
757	/**
758	* Validate the snippet code before saving to database
759	*
760	* @param $snippet_code
761	* @param $snippet_type
762	*
763	* @return bool true if code produces errors
764	*/
765	private function validateCode( $snippet_code, $snippet_type ) {
766	global $post;
767
768	$snippet_code = stripslashes( $snippet_code );
769
770	if ( empty( $snippet_code ) ) {
771	return true;
772	}
773
774	ob_start( [ $this, 'codeErrorCallback' ] );
775
776	$result = $snippet_type == WINP_SNIPPET_TYPE_UNIVERSAL ? eval( "?> " . $snippet_code . " <?php " ) : eval( $snippet_code );
777
778	// elimination of errors 500 in eval() functions, with the directive display_errors = off;
779	header( 'HTTP/1.0 200 OK' );
780
781	ob_end_clean();
782
783	do_action( 'wbcr_inp_after_execute_snippet', $post->ID, $snippet_code, $result );
784
785	return false !== $result;
786	}
787
788	/**
789	* This friendly notice will be shown to the user in case of php errors.
790	*
791	* @param $out
792	*
793	* @return string
794	*/
795	private function codeErrorCallback( $out ) {
796	$error = error_get_last();
797
798	if ( is_null( $error ) ) {
799	return $out;
800	}
801
802	$m = '<h3>' . __( "Don't Panic", 'code-snippets' ) . '</h3>';
803	$m .= '<p>' . sprintf( __( 'The code snippet you are trying to save produced a fatal error on line %d:', 'code_snippets' ), $error['line'] ) . '</p>';
804	$m .= '<strong>' . $error['message'] . '</strong>';
805	$m .= '<p>' . __( 'The previous version of the snippet is unchanged, and the rest of this site should be functioning normally as before.', 'code-snippets' ) . '</p>';
806	$m .= '<p>' . __( 'Please use the back button in your browser to return to the previous page and try to fix the code error.', 'code-snippets' );
807	$m .= ' ' . __( 'If you prefer, you can close this page and discard the changes you just made. No changes will be made to this site.', 'code-snippets' ) . '</p>';
808
809	return $m;
810	}
811
812	/**
813	* Filter the code by removing close php tag from beginning and adding open php tag to beginning (if not)
814	*
815	* @param $code
816	* @param $snippet_type
817	*
818	* @return mixed\|string
819	*/
820	private function filterCode( $code, $snippet_type ) {
821	if ( empty( $code ) ) {
822	return $code;
823	}
824
825	if ( $snippet_type == WINP_SNIPPET_TYPE_CSS \|\| $snippet_type == WINP_SNIPPET_TYPE_JS ) {
826	$code = strip_tags( $code );
827	} else if ( $snippet_type == WINP_SNIPPET_TYPE_HTML ) {
828	$code = preg_replace( '/<\\?.*(\\?>\|$)/Us', '', $code );
829	} else if ( $snippet_type != WINP_SNIPPET_TYPE_PHP ) {
830	/* Remove ?> from beginning of snippet */
831	$code = preg_replace( '\|^[\s]*\?>\|', '', $code );
832
833	/* Если количество закрывающи�
834	тегов не равно количеству открывающи�
835	, то добавим лишний */
836	$start_count = substr_count( $code, '<?' );
837	$end_count = substr_count( $code, '?>' );
838
839	if ( $start_count !== $end_count ) {
840	if ( $start_count > $end_count ) {
841	$code = $code . '?>';
842	} else {
843	$code = '<?php ' . $code;
844	}
845	}
846	}
847
848	return $code;
849	}
850
851	/**
852	* On saving form
853	*
854	* @param $postId
855	*
856	* @todo Доработать с учетом изменения имени поля для ввода кода
857	*
858	*/
859	public function onSavingForm( $post_id ) {
860	if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
861	return;
862	}
863
864	$location = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'snippet_location', WINP_SNIPPET_AUTO_HEADER, true );
865	WINP_Helper::updateMetaOption( $post_id, 'snippet_location', $location );
866
867	$type = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'snippet_type', WINP_SNIPPET_TYPE_PHP, true );
868	WINP_Helper::updateMetaOption( $post_id, 'snippet_type', $type );
869
870	$linking = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'snippet_linking', '', true );
871	WINP_Helper::updateMetaOption( $post_id, 'snippet_linking', $linking );
872
873	// Save Conditional execution logic for the snippet
874	$filters = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'snippet_filters', '' );
875	$filters = ! empty( $filters ) ? json_decode( stripslashes( $filters ) ) : '';
876	WINP_Helper::updateMetaOption( $post_id, 'snippet_filters', $filters );
877
878	$changed_filters = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'changed_filters', 0 );
879	$changed_filters = intval( $changed_filters );
880	WINP_Helper::updateMetaOption( $post_id, 'changed_filters', $changed_filters );
881
882	do_action( 'wbcr/inp/base_option/on_saving_form', $post_id );
883	}
884
885	/**
886	* After saving form
887	*
888	* @param int $post_id
889	*/
890	public function afterSavingForm( $post_id ) {
891	if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
892	return;
893	}
894
895	$is_default_activate = WINP_Plugin::app()->getPopulateOption( 'activate_by_default', true );
896	$snippet_scope = WINP_Plugin::app()->request->post( WINP_Plugin::app()->getPrefix() . 'snippet_scope', null, true );
897	$snippet_type = WINP_Helper::get_snippet_type( $post_id );
898	$post_content = get_post_field( 'post_content', $post_id );
899
900	if ( $snippet_type != WINP_SNIPPET_TYPE_TEXT ) {
901	$snippet_content = ! empty( $post_content ) ? WINP_Plugin::app()->getExecuteObject()->prepareCode( $post_content, $post_id ) : '';
902	} else {
903	$snippet_content = $post_content;
904	}
905
906	WINP_Helper::updateMetaOption( $post_id, 'snippet_activate', false );
907
908	$validate = true;
909
910	if ( $snippet_scope == 'evrywhere' \|\| $snippet_scope == 'auto' ) {
911	if ( $snippet_type != WINP_SNIPPET_TYPE_TEXT && $snippet_type != WINP_SNIPPET_TYPE_CSS && $snippet_type != WINP_SNIPPET_TYPE_JS && $snippet_type != WINP_SNIPPET_TYPE_HTML ) {
912	$validate = $this->validateCode( $snippet_content, $snippet_type );
913	} else {
914	$validate = true;
915	}
916	}
917
918	if ( $validate && $is_default_activate && WINP_Plugin::app()->currentUserCan() ) {
919	WINP_Helper::updateMetaOption( $post_id, 'snippet_activate', true );
920	} else {
921	if ( ! defined( 'WP_SANDBOX_SCRAPING' ) ) {
922	define( 'WP_SANDBOX_SCRAPING', true );
923	}
924	/* Display message if a parse error occurred */
925	wp_redirect( add_query_arg( [
926	'action' => 'edit',
927	'post' => $post_id,
928	'wbcr_inp_save_snippet_result' => 'code-error',
929	], admin_url( 'post.php' ) ) );
930
931	exit;
932	}
933	}
934	}
935