1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* The GravityView Delete Entry Extension |
4
|
|
|
* |
5
|
|
|
* Delete entries in GravityView. |
6
|
|
|
* |
7
|
|
|
* @since 1.5.1 |
8
|
|
|
* @package GravityView |
9
|
|
|
* @license GPL2+ |
10
|
|
|
* @author Katz Web Services, Inc. |
11
|
|
|
* @link http://gravityview.co |
12
|
|
|
* @copyright Copyright 2014, Katz Web Services, Inc. |
13
|
|
|
*/ |
14
|
|
|
|
15
|
|
|
if ( ! defined( 'WPINC' ) ) { |
16
|
|
|
die; |
17
|
|
|
} |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* @since 1.5.1 |
21
|
|
|
*/ |
22
|
|
|
final class GravityView_Delete_Entry { |
23
|
|
|
|
24
|
|
|
static $file; |
25
|
|
|
static $instance; |
26
|
|
|
var $entry; |
27
|
|
|
var $form; |
28
|
|
|
var $view_id; |
29
|
|
|
var $is_valid = NULL; |
30
|
|
|
|
31
|
|
|
function __construct() { |
|
|
|
|
32
|
|
|
|
33
|
|
|
self::$file = plugin_dir_path( __FILE__ ); |
34
|
|
|
|
35
|
|
|
$this->add_hooks(); |
36
|
|
|
} |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* @since 1.9.2 |
40
|
|
|
*/ |
41
|
|
|
private function add_hooks() { |
42
|
|
|
|
43
|
|
|
add_action( 'wp', array( $this, 'process_delete' ), 10000 ); |
44
|
|
|
|
45
|
|
|
add_filter( 'gravityview_entry_default_fields', array( $this, 'add_default_field'), 10, 3 ); |
46
|
|
|
|
47
|
|
|
add_action( 'gravityview_before', array( $this, 'display_message' ) ); |
48
|
|
|
|
49
|
|
|
// For the Delete Entry Link, you don't want visible to all users. |
50
|
|
|
add_filter( 'gravityview_field_visibility_caps', array( $this, 'modify_visibility_caps'), 10, 5 ); |
51
|
|
|
|
52
|
|
|
// Modify the field options based on the name of the field type |
53
|
|
|
add_filter( 'gravityview_template_delete_link_options', array( $this, 'delete_link_field_options' ), 10, 5 ); |
54
|
|
|
|
55
|
|
|
// add template path to check for field |
56
|
|
|
add_filter( 'gravityview_template_paths', array( $this, 'add_template_path' ) ); |
57
|
|
|
|
58
|
|
|
add_action( 'gravityview/edit-entry/publishing-action/after', array( $this, 'add_delete_button'), 10, 4 ); |
59
|
|
|
|
60
|
|
|
add_action ( 'gravityview/delete-entry/deleted', array( $this, 'process_connected_posts' ), 10, 2 ); |
61
|
|
|
add_action ( 'gravityview/delete-entry/trashed', array( $this, 'process_connected_posts' ), 10, 2 ); |
62
|
|
|
|
63
|
|
|
add_filter( 'gravityview/field/is_visible', array( $this, 'maybe_not_visible' ), 10, 3 ); |
64
|
|
|
} |
65
|
|
|
|
66
|
|
|
/** |
67
|
|
|
* Return the instantiated class object |
68
|
|
|
* |
69
|
|
|
* @since 1.5.1 |
70
|
22 |
|
* @return GravityView_Delete_Entry |
71
|
|
|
*/ |
72
|
22 |
|
static function getInstance() { |
|
|
|
|
73
|
|
|
|
74
|
|
|
if( empty( self::$instance ) ) { |
75
|
|
|
self::$instance = new self; |
76
|
22 |
|
} |
77
|
|
|
|
78
|
|
|
return self::$instance; |
79
|
|
|
} |
80
|
|
|
|
81
|
|
|
/** |
82
|
|
|
* Hide the field or not. |
83
|
|
|
* |
84
|
|
|
* For non-logged in users. |
85
|
1 |
|
* For users that have no delete rights on any of the current entries. |
86
|
|
|
* |
87
|
|
|
* @param bool $visible Visible or not. |
88
|
|
|
* @param \GF\Field $field The field. |
89
|
1 |
|
* @param \GV\View $view The View context. |
90
|
|
|
* |
91
|
1 |
|
* @return bool |
92
|
|
|
*/ |
93
|
|
|
public function maybe_not_visible( $visible, $field, $view ) { |
94
|
|
|
if ( 'delete_link' !== $field->ID ) { |
95
|
|
|
return $visible; |
96
|
|
|
} |
97
|
|
|
|
98
|
|
|
if ( ! is_user_logged_in() ) { |
99
|
|
|
return false; |
100
|
|
|
} |
101
|
|
|
|
102
|
|
|
if ( ! $view ) { |
103
|
|
|
return $visible; |
104
|
|
|
} |
105
|
|
|
|
106
|
|
|
static $visiblity_cache_for_view = array(); |
107
|
|
|
|
108
|
|
|
if ( ! is_null( $result = \GV\Utils::get( $visiblity_cache_for_view, $view->ID, null ) ) ) { |
109
|
|
|
return $result; |
110
|
|
|
} |
111
|
|
|
|
112
|
|
|
foreach ( $view->get_entries()->all() as $entry ) { |
113
|
|
|
if ( self::check_user_cap_delete_entry( $entry->as_entry(), $field->as_configuration(), $view ) ) { |
114
|
|
|
// At least one entry is deletable for this user |
115
|
|
|
$visiblity_cache_for_view[ $view->ID ] = true; |
116
|
|
|
return true; |
117
|
|
|
} |
118
|
|
|
} |
119
|
|
|
|
120
|
|
|
$visiblity_cache_for_view[ $view->ID ] = false; |
121
|
|
|
|
122
|
|
|
return false; |
123
|
|
|
} |
124
|
|
|
|
125
|
|
|
/** |
126
|
|
|
* Include this extension templates path |
127
|
|
|
* |
128
|
|
|
* @since 1.5.1 |
129
|
|
|
* @param array $file_paths List of template paths ordered |
130
|
|
|
*/ |
131
|
|
|
function add_template_path( $file_paths ) { |
|
|
|
|
132
|
|
|
|
133
|
|
|
// Index 100 is the default GravityView template path. |
134
|
|
|
// Index 110 is Edit Entry link |
135
|
|
|
$file_paths[ 115 ] = self::$file; |
136
|
|
|
|
137
|
|
|
return $file_paths; |
138
|
|
|
} |
139
|
|
|
|
140
|
|
|
/** |
141
|
|
|
* Add "Delete Link Text" setting to the edit_link field settings |
142
|
|
|
* |
143
|
|
|
* @since 1.5.1 |
144
|
|
|
* @param [type] $field_options [description] |
|
|
|
|
145
|
|
|
* @param [type] $template_id [description] |
|
|
|
|
146
|
|
|
* @param [type] $field_id [description] |
|
|
|
|
147
|
|
|
* @param [type] $context [description] |
|
|
|
|
148
|
|
|
* @param [type] $input_type [description] |
|
|
|
|
149
|
|
|
* @return [type] [description] |
|
|
|
|
150
|
|
|
*/ |
151
|
|
|
function delete_link_field_options( $field_options, $template_id, $field_id, $context, $input_type ) { |
|
|
|
|
152
|
|
|
|
153
|
|
|
// Always a link, never a filter |
154
|
|
|
unset( $field_options['show_as_link'], $field_options['search_filter'] ); |
155
|
|
|
|
156
|
|
|
// Delete Entry link should only appear to visitors capable of editing entries |
157
|
|
|
unset( $field_options['only_loggedin'], $field_options['only_loggedin_cap'] ); |
158
|
|
|
|
159
|
|
|
$add_option['delete_link'] = array( |
|
|
|
|
160
|
|
|
'type' => 'text', |
161
|
|
|
'label' => __( 'Delete Link Text', 'gravityview' ), |
162
|
|
|
'desc' => NULL, |
163
|
|
|
'value' => __('Delete Entry', 'gravityview'), |
164
|
|
|
'merge_tags' => true, |
165
|
|
|
); |
166
|
|
|
|
167
|
|
|
$field_options['allow_edit_cap'] = array( |
168
|
|
|
'type' => 'select', |
169
|
|
|
'label' => __( 'Allow the following users to delete the entry:', 'gravityview' ), |
170
|
|
|
'choices' => GravityView_Render_Settings::get_cap_choices( $template_id, $field_id, $context, $input_type ), |
171
|
|
|
'tooltip' => 'allow_edit_cap', |
172
|
|
|
'class' => 'widefat', |
173
|
|
|
'value' => 'read', // Default: entry creator |
174
|
|
|
); |
175
|
|
|
|
176
|
|
|
|
177
|
|
|
return array_merge( $add_option, $field_options ); |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
|
181
|
|
|
/** |
182
|
|
|
* Add Edit Link as a default field, outside those set in the Gravity Form form |
183
|
|
|
* |
184
|
|
|
* @since 1.5.1 |
185
|
|
|
* @param array $entry_default_fields Existing fields |
186
|
|
|
* @param string|array $form form_ID or form object |
187
|
|
|
* @param string $zone Either 'single', 'directory', 'edit', 'header', 'footer' |
188
|
|
|
*/ |
189
|
|
|
function add_default_field( $entry_default_fields, $form = array(), $zone = '' ) { |
|
|
|
|
190
|
|
|
|
191
|
|
|
if( 'edit' !== $zone ) { |
192
|
|
|
$entry_default_fields['delete_link'] = array( |
193
|
|
|
'label' => __( 'Delete Entry', 'gravityview' ), |
194
|
|
|
'type' => 'delete_link', |
195
|
|
|
'desc' => __( 'A link to delete the entry. Respects the Delete Entry permissions.', 'gravityview' ), |
196
|
|
|
); |
197
|
|
|
} |
198
|
|
|
|
199
|
|
|
return $entry_default_fields; |
200
|
|
|
} |
201
|
|
|
|
202
|
|
|
/** |
203
|
|
|
* Add Delete Entry Link to the Add Field dialog |
204
|
|
|
* @since 1.5.1 |
205
|
|
|
* @param array $available_fields |
206
|
|
|
*/ |
207
|
|
|
function add_available_field( $available_fields = array() ) { |
|
|
|
|
208
|
22 |
|
|
209
|
22 |
|
$available_fields['delete_link'] = array( |
210
|
22 |
|
'label_text' => __( 'Delete Entry', 'gravityview' ), |
211
|
|
|
'field_id' => 'delete_link', |
212
|
|
|
'label_type' => 'field', |
213
|
|
|
'input_type' => 'delete_link', |
214
|
|
|
'field_options' => NULL |
215
|
|
|
); |
216
|
|
|
|
217
|
|
|
return $available_fields; |
218
|
|
|
} |
219
|
|
|
|
220
|
|
|
/** |
221
|
|
|
* Change wording for the Edit context to read Entry Creator |
222
|
|
|
* |
223
|
|
|
* @since 1.5.1 |
224
|
|
|
* @param array $visibility_caps Array of capabilities to display in field dropdown. |
225
|
|
|
* @param string $field_type Type of field options to render (`field` or `widget`) |
|
|
|
|
226
|
|
|
* @param string $template_id Table slug |
227
|
|
|
* @param float $field_id GF Field ID - Example: `3`, `5.2`, `entry_link`, `created_by` |
228
|
|
|
* @param string $context What context are we in? Example: `single` or `directory` |
229
|
|
|
* @param string $input_type (textarea, list, select, etc.) |
230
|
|
|
* @return array Array of field options with `label`, `value`, `type`, `default` keys |
231
|
|
|
*/ |
232
|
|
|
public function modify_visibility_caps( $visibility_caps = array(), $template_id = '', $field_id = '', $context = '', $input_type = '' ) { |
|
|
|
|
233
|
|
|
|
234
|
22 |
|
$caps = $visibility_caps; |
235
|
22 |
|
|
236
|
|
|
// If we're configuring fields in the edit context, we want a limited selection |
237
|
|
|
if( $field_id === 'delete_link' ) { |
238
|
|
|
|
239
|
|
|
// Remove other built-in caps. |
240
|
22 |
|
unset( $caps['publish_posts'], $caps['gravityforms_view_entries'], $caps['delete_others_posts'] ); |
241
|
|
|
|
242
|
22 |
|
$caps['read'] = _x('Entry Creator', 'User capability', 'gravityview'); |
243
|
|
|
} |
244
|
22 |
|
|
245
|
|
|
return $caps; |
246
|
|
|
} |
247
|
|
|
|
248
|
|
|
/** |
249
|
|
|
* Make sure there's an entry |
250
|
22 |
|
* |
251
|
|
|
* @since 1.5.1 |
252
|
22 |
|
* @param [type] $entry [description] |
|
|
|
|
253
|
22 |
|
*/ |
254
|
22 |
|
function set_entry( $entry = null ) { |
|
|
|
|
255
|
22 |
|
$this->entry = empty( $entry ) ? GravityView_View::getInstance()->entries[0] : $entry; |
|
|
|
|
256
|
22 |
|
} |
257
|
22 |
|
|
258
|
|
|
/** |
259
|
22 |
|
* Generate a consistent nonce key based on the Entry ID |
260
|
|
|
* |
261
|
22 |
|
* @since 1.5.1 |
262
|
|
|
* @param int $entry_id Entry ID |
263
|
|
|
* @return string Key used to validate request |
264
|
|
|
*/ |
265
|
|
|
public static function get_nonce_key( $entry_id ) { |
266
|
|
|
return sprintf( 'delete_%s', $entry_id ); |
267
|
|
|
} |
268
|
|
|
|
269
|
|
|
|
270
|
|
|
/** |
271
|
|
|
* Generate a nonce link with the base URL of the current View embed |
272
|
|
|
* |
273
|
|
|
* We don't want to link to the single entry, because when deleted, there would be nothing to return to. |
274
|
|
|
* |
275
|
|
|
* @since 1.5.1 |
276
|
|
|
* @param array $entry Gravity Forms entry array |
277
|
|
|
* @param int $view_id The View id. Not optional since 2.0 |
278
|
22 |
|
* @return string|null If directory link is valid, the URL to process the delete request. Otherwise, `NULL`. |
279
|
|
|
*/ |
280
|
|
|
public static function get_delete_link( $entry, $view_id = 0, $post_id = null ) { |
281
|
22 |
|
if ( ! $view_id ) { |
282
|
1 |
|
/** @deprecated path */ |
283
|
|
|
$view_id = gravityview_get_view_id(); |
284
|
|
|
} |
285
|
|
|
|
286
|
|
|
self::getInstance()->set_entry( $entry ); |
287
|
|
|
|
288
|
|
|
$base = GravityView_API::directory_link( $post_id ? : $view_id, true ); |
289
|
21 |
|
|
290
|
|
|
if ( empty( $base ) ) { |
291
|
|
|
gravityview()->log->error( 'Post ID does not exist: {post_id}', array( 'post_id' => $post_id ) ); |
292
|
21 |
|
return NULL; |
293
|
|
|
} |
294
|
|
|
|
295
|
|
|
// Use the slug instead of the ID for consistent security |
296
|
|
|
$entry_slug = GravityView_API::get_entry_slug( $entry['id'], $entry ); |
297
|
21 |
|
|
298
|
21 |
|
$actionurl = add_query_arg( array( |
299
|
21 |
|
'action' => 'delete', |
300
|
|
|
'entry_id' => $entry_slug, |
301
|
|
|
'gvid' => $view_id, |
302
|
21 |
|
'view_id' => $view_id, |
303
|
|
|
), $base ); |
304
|
21 |
|
|
305
|
|
|
$url = wp_nonce_url( $actionurl, 'delete_'.$entry_slug, 'delete' ); |
306
|
|
|
|
307
|
|
|
return $url; |
308
|
|
|
} |
309
|
|
|
|
310
|
|
|
|
311
|
|
|
/** |
312
|
|
|
* Add a Delete button to the #publishing-action section of the Delete Entry form |
313
|
|
|
* |
314
|
|
|
* @since 1.5.1 |
315
|
|
|
* @since 2.0.13 Added $post_id |
316
|
|
|
* |
317
|
|
|
* @param array $form Gravity Forms form array |
318
|
|
|
* @param array $entry Gravity Forms entry array |
319
|
1 |
|
* @param int $view_id GravityView View ID |
320
|
|
|
* @param int $post_id Current post ID. May be same as View ID. |
321
|
|
|
* |
322
|
1 |
|
* @return void |
323
|
|
|
*/ |
324
|
|
|
public function add_delete_button( $form = array(), $entry = array(), $view_id = null, $post_id = null ) { |
325
|
|
|
|
326
|
|
|
// Only show the link to those who are allowed to see it. |
327
|
|
|
if( !self::check_user_cap_delete_entry( $entry, array(), $view_id ) ) { |
328
|
|
|
return; |
329
|
|
|
} |
330
|
|
|
|
331
|
|
|
/** |
332
|
|
|
* @filter `gravityview/delete-entry/show-delete-button` Should the Delete button be shown in the Edit Entry screen? |
333
|
|
|
* @param boolean $show_entry Default: true |
334
|
|
|
*/ |
335
|
|
|
$show_delete_button = apply_filters( 'gravityview/delete-entry/show-delete-button', true ); |
336
|
|
|
|
337
|
|
|
// If the button is hidden by the filter, don't show. |
338
|
|
|
if( !$show_delete_button ) { |
339
|
|
|
return; |
340
|
|
|
} |
341
|
|
|
|
342
|
|
|
$attributes = array( |
343
|
|
|
'class' => 'btn btn-sm button button-small alignright pull-right btn-danger gv-button-delete', |
344
|
|
|
'tabindex' => ( GFCommon::$tab_index ++ ), |
345
|
|
|
'onclick' => self::get_confirm_dialog(), |
346
|
|
|
); |
347
|
|
|
|
348
|
|
|
echo gravityview_get_link( self::get_delete_link( $entry, $view_id, $post_id ), esc_attr__( 'Delete', 'gravityview' ), $attributes ); |
349
|
|
|
|
350
|
|
|
} |
351
|
|
|
|
352
|
|
|
/** |
353
|
|
|
* Handle the deletion request, if $_GET['action'] is set to "delete" |
354
|
|
|
* |
355
|
|
|
* 1. Check referrer validity |
356
|
|
|
* 2. Make sure there's an entry with the slug of $_GET['entry_id'] |
357
|
|
|
* 3. If so, attempt to delete the entry. If not, set the error status |
358
|
|
|
* 4. Remove `action=delete` from the URL |
359
|
|
|
* 5. Redirect to the page using `wp_safe_redirect()` |
360
|
|
|
* |
361
|
|
|
* @since 1.5.1 |
362
|
|
|
* @uses wp_safe_redirect() |
363
|
|
|
* @return void |
364
|
|
|
*/ |
365
|
|
|
function process_delete() { |
|
|
|
|
366
|
|
|
|
367
|
|
|
// If the form is submitted |
368
|
|
|
if( isset( $_GET['action'] ) && 'delete' === $_GET['action'] && isset( $_GET['entry_id'] ) ) { |
369
|
|
|
|
370
|
|
|
// Make sure it's a GravityView request |
371
|
|
|
$valid_nonce_key = wp_verify_nonce( $_GET['delete'], self::get_nonce_key( $_GET['entry_id'] ) ); |
372
|
|
|
|
373
|
|
|
if( ! $valid_nonce_key ) { |
374
|
|
|
gravityview()->log->debug( 'Delete entry not processed: nonce validation failed.' ); |
375
|
|
|
return; |
376
|
|
|
} |
377
|
|
|
|
378
|
|
|
// Get the entry slug |
379
|
|
|
$entry_slug = esc_attr( $_GET['entry_id'] ); |
380
|
|
|
|
381
|
|
|
// See if there's an entry there |
382
|
|
|
$entry = gravityview_get_entry( $entry_slug, true, false ); |
383
|
|
|
|
384
|
|
|
if( $entry ) { |
385
|
|
|
|
386
|
|
|
$has_permission = $this->user_can_delete_entry( $entry ); |
387
|
|
|
|
388
|
|
|
if( is_wp_error( $has_permission ) ) { |
389
|
|
|
|
390
|
1 |
|
$messages = array( |
391
|
|
|
'message' => urlencode( $has_permission->get_error_message() ), |
392
|
|
|
'status' => 'error', |
393
|
|
|
); |
394
|
|
|
|
395
|
|
|
} else { |
396
|
|
|
|
397
|
|
|
// Delete the entry |
398
|
|
|
$delete_response = $this->delete_or_trash_entry( $entry ); |
399
|
|
|
|
400
|
|
|
if( is_wp_error( $delete_response ) ) { |
401
|
|
|
|
402
|
|
|
$messages = array( |
403
|
|
|
'message' => urlencode( $delete_response->get_error_message() ), |
404
|
|
|
'status' => 'error', |
405
|
|
|
); |
406
|
|
|
|
407
|
|
|
} else { |
408
|
|
|
|
409
|
|
|
$messages = array( |
410
|
|
|
'status' => $delete_response, |
411
|
|
|
); |
412
|
|
|
|
413
|
|
|
} |
414
|
|
|
|
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
} else { |
418
|
|
|
|
419
|
|
|
gravityview()->log->debug( 'Delete entry failed: there was no entry with the entry slug {entry_slug}', array( 'entry_slug' => $entry_slug ) ); |
420
|
|
|
|
421
|
|
|
$messages = array( |
422
|
|
|
'message' => urlencode( __('The entry does not exist.', 'gravityview') ), |
423
|
|
|
'status' => 'error', |
424
|
|
|
); |
425
|
|
|
} |
426
|
|
|
|
427
|
|
|
$redirect_to_base = esc_url_raw( remove_query_arg( array( 'action', 'gvid' ) ) ); |
428
|
|
|
$redirect_to = add_query_arg( $messages, $redirect_to_base ); |
429
|
|
|
|
430
|
|
|
wp_safe_redirect( $redirect_to ); |
431
|
|
|
|
432
|
|
|
exit(); |
433
|
|
|
|
434
|
|
|
} // endif action is delete. |
435
|
|
|
|
436
|
|
|
} |
437
|
|
|
|
438
|
|
|
/** |
439
|
|
|
* Delete mode: permanently delete, or move to trash? |
440
|
|
|
* |
441
|
|
|
* @return string `delete` or `trash` |
442
|
|
|
*/ |
443
|
|
|
private function get_delete_mode() { |
444
|
|
|
|
445
|
|
|
/** |
446
|
|
|
* @filter `gravityview/delete-entry/mode` Delete mode: permanently delete, or move to trash? |
447
|
|
|
* @since 1.13.1 |
448
|
|
|
* @param string $delete_mode Delete mode: `trash` or `delete`. Default: `delete` |
449
|
|
|
*/ |
450
|
|
|
$delete_mode = apply_filters( 'gravityview/delete-entry/mode', 'delete' ); |
451
|
|
|
|
452
|
|
|
return ( 'trash' === $delete_mode ) ? 'trash' : 'delete'; |
453
|
|
|
} |
454
|
|
|
|
455
|
|
|
/** |
456
|
|
|
* @since 1.13.1 |
457
|
|
|
* @see GFAPI::delete_entry() |
458
|
|
|
* @return WP_Error|boolean GFAPI::delete_entry() returns a WP_Error on error |
459
|
|
|
*/ |
460
|
|
|
private function delete_or_trash_entry( $entry ) { |
461
|
|
|
|
462
|
|
|
$entry_id = $entry['id']; |
463
|
|
|
|
464
|
|
|
$mode = $this->get_delete_mode(); |
465
|
|
|
|
466
|
|
|
if( 'delete' === $mode ) { |
467
|
|
|
|
468
|
|
|
gravityview()->log->debug( 'Starting delete entry: {entry_id}', array( 'entry_id' => $entry_id ) ); |
469
|
|
|
|
470
|
|
|
// Delete the entry |
471
|
|
|
$delete_response = GFAPI::delete_entry( $entry_id ); |
472
|
|
|
|
473
|
|
|
if( ! is_wp_error( $delete_response ) ) { |
474
|
|
|
$delete_response = 'deleted'; |
475
|
|
|
|
476
|
|
|
/** |
477
|
|
|
* @action `gravityview/delete-entry/deleted` Triggered when an entry is deleted |
478
|
|
|
* @since 1.16.4 |
479
|
|
|
* @param int $entry_id ID of the Gravity Forms entry |
480
|
|
|
* @param array $entry Deleted entry array |
481
|
|
|
*/ |
482
|
|
|
do_action( 'gravityview/delete-entry/deleted', $entry_id, $entry ); |
483
|
|
|
} |
484
|
|
|
|
485
|
|
|
gravityview()->log->debug( 'Delete response: {delete_response}', array( 'delete_response' => $delete_response ) ); |
486
|
|
|
|
487
|
|
|
} else { |
488
|
|
|
|
489
|
|
|
gravityview()->log->debug( 'Starting trash entry: {entry_id}', array( 'entry_id' => $entry_id ) ); |
490
|
|
|
|
491
|
|
|
$trashed = GFAPI::update_entry_property( $entry_id, 'status', 'trash' ); |
492
|
|
|
new GravityView_Cache; |
493
|
|
|
|
494
|
|
|
if( ! $trashed ) { |
495
|
|
|
$delete_response = new WP_Error( 'trash_entry_failed', __('Moving the entry to the trash failed.', 'gravityview' ) ); |
496
|
|
|
} else { |
497
|
|
|
|
498
|
|
|
/** |
499
|
|
|
* @action `gravityview/delete-entry/trashed` Triggered when an entry is trashed |
500
|
|
|
* @since 1.16.4 |
501
|
|
|
* @param int $entry_id ID of the Gravity Forms entry |
502
|
|
|
* @param array $entry Deleted entry array |
503
|
|
|
*/ |
504
|
|
|
do_action( 'gravityview/delete-entry/trashed', $entry_id, $entry ); |
505
|
|
|
|
506
|
|
|
$delete_response = 'trashed'; |
507
|
|
|
} |
508
|
|
|
|
509
|
|
|
gravityview()->log->debug( ' Trashed? {delete_response}', array( 'delete_response' => $delete_response ) ); |
510
|
|
|
} |
511
|
|
|
|
512
|
|
|
return $delete_response; |
513
|
|
|
} |
514
|
|
|
|
515
|
|
|
/** |
516
|
|
|
* Delete or trash a post connected to an entry |
517
|
|
|
* |
518
|
|
|
* @since 1.17 |
519
|
|
|
* |
520
|
|
|
* @param int $entry_id ID of entry being deleted/trashed |
521
|
|
|
* @param array $entry Array of the entry being deleted/trashed |
522
|
|
|
*/ |
523
|
|
|
public function process_connected_posts( $entry_id = 0, $entry = array() ) { |
524
|
|
|
|
525
|
|
|
// The entry had no connected post |
526
|
|
|
if( empty( $entry['post_id'] ) ) { |
527
|
|
|
return; |
528
|
|
|
} |
529
|
|
|
|
530
|
|
|
/** |
531
|
|
|
* @filter `gravityview/delete-entry/delete-connected-post` Should posts connected to an entry be deleted when the entry is deleted? |
532
|
|
|
* @since 1.17 |
533
|
|
|
* @param boolean $delete_post If trashing an entry, trash the post. If deleting an entry, delete the post. Default: true |
534
|
|
|
*/ |
535
|
|
|
$delete_post = apply_filters( 'gravityview/delete-entry/delete-connected-post', true ); |
536
|
|
|
|
537
|
|
|
if( false === $delete_post ) { |
538
|
|
|
return; |
539
|
|
|
} |
540
|
|
|
|
541
|
|
|
$action = current_action(); |
542
|
|
|
|
543
|
|
|
if( 'gravityview/delete-entry/deleted' === $action ) { |
544
|
|
|
$result = wp_delete_post( $entry['post_id'], true ); |
545
|
22 |
|
} else { |
546
|
|
|
$result = wp_trash_post( $entry['post_id'] ); |
547
|
22 |
|
} |
548
|
|
|
|
549
|
|
|
if( false === $result ) { |
550
|
|
|
gravityview()->log->error( '(called by {action}): Error processing the Post connected to the entry.', array( 'action' => $action, 'data' => $entry ) ); |
551
|
|
|
} else { |
552
|
|
|
gravityview()->log->debug( '(called by {action}): Successfully processed Post connected to the entry.', array( 'action' => $action, 'data' => $entry ) ); |
553
|
22 |
|
} |
554
|
|
|
} |
555
|
22 |
|
|
556
|
|
|
/** |
557
|
|
|
* Is the current nonce valid for editing the entry? |
558
|
|
|
* |
559
|
|
|
* @since 1.5.1 |
560
|
|
|
* @return boolean |
561
|
|
|
*/ |
562
|
|
|
public function verify_nonce() { |
563
|
|
|
|
564
|
|
|
// No delete entry request was made |
565
|
|
|
if( empty( $_GET['entry_id'] ) || empty( $_GET['delete'] ) ) { |
566
|
|
|
return false; |
567
|
|
|
} |
568
|
|
|
|
569
|
|
|
$nonce_key = self::get_nonce_key( $_GET['entry_id'] ); |
570
|
|
|
|
571
|
|
|
$valid = wp_verify_nonce( $_GET['delete'], $nonce_key ); |
572
|
|
|
|
573
|
|
|
/** |
574
|
|
|
* @filter `gravityview/delete-entry/verify_nonce` Override Delete Entry nonce validation. Return true to declare nonce valid. |
575
|
|
|
* @since 1.15.2 |
576
|
|
|
* @see wp_verify_nonce() |
577
|
|
|
* @param int|boolean $valid False if invalid; 1 or 2 when nonce was generated |
578
|
|
|
* @param string $nonce_key Name of nonce action used in wp_verify_nonce. $_GET['delete'] holds the nonce value itself. Default: `delete_{entry_id}` |
579
|
|
|
*/ |
580
|
|
|
$valid = apply_filters( 'gravityview/delete-entry/verify_nonce', $valid, $nonce_key ); |
581
|
|
|
|
582
|
|
|
return $valid; |
583
|
|
|
} |
584
|
|
|
|
585
|
|
|
/** |
586
|
|
|
* Get the onclick attribute for the confirm dialogs that warns users before they delete an entry |
587
|
|
|
* |
588
|
|
|
* @since 1.5.1 |
589
|
|
|
* @return string HTML `onclick` attribute |
590
|
|
|
*/ |
591
|
|
|
public static function get_confirm_dialog() { |
592
|
|
|
|
593
|
|
|
$confirm = __('Are you sure you want to delete this entry? This cannot be undone.', 'gravityview'); |
594
|
|
|
|
595
|
|
|
/** |
596
|
|
|
* @filter `gravityview/delete-entry/confirm-text` Modify the Delete Entry Javascript confirmation text |
597
|
|
|
* @param string $confirm Default: "Are you sure you want to delete this entry? This cannot be undone." |
598
|
|
|
*/ |
599
|
|
|
$confirm = apply_filters( 'gravityview/delete-entry/confirm-text', $confirm ); |
600
|
|
|
|
601
|
|
|
return 'return window.confirm(\''. esc_js( $confirm ) .'\');'; |
602
|
|
|
} |
603
|
|
|
|
604
|
|
|
/** |
605
|
|
|
* Check if the user can edit the entry |
606
|
|
|
* |
607
|
|
|
* - Is the nonce valid? |
608
|
|
|
* - Does the user have the right caps for the entry |
609
|
|
|
* - Is the entry in the trash? |
610
|
|
|
* |
611
|
23 |
|
* @since 1.5.1 |
612
|
23 |
|
* @param array $entry Gravity Forms entry array |
613
|
|
|
* @return boolean|WP_Error True: can edit form. WP_Error: nope. |
614
|
|
|
*/ |
615
|
|
|
function user_can_delete_entry( $entry = array(), $view_id = null ) { |
|
|
|
|
616
|
|
|
|
617
|
23 |
|
$error = NULL; |
618
|
|
|
|
619
|
23 |
|
if( ! $this->verify_nonce() ) { |
620
|
|
|
$error = __( 'The link to delete this entry is not valid; it may have expired.', 'gravityview'); |
621
|
|
|
} |
622
|
23 |
|
|
623
|
|
|
if( ! self::check_user_cap_delete_entry( $entry, array(), $view_id ) ) { |
624
|
22 |
|
$error = __( 'You do not have permission to delete this entry.', 'gravityview'); |
625
|
|
|
} |
626
|
22 |
|
|
627
|
|
|
if( $entry['status'] === 'trash' ) { |
628
|
|
|
if( 'trash' === $this->get_delete_mode() ) { |
629
|
|
|
$error = __( 'The entry is already in the trash.', 'gravityview' ); |
630
|
|
|
} else { |
631
|
2 |
|
$error = __( 'You cannot delete the entry; it is already in the trash.', 'gravityview' ); |
632
|
|
|
} |
633
|
|
|
} |
634
|
1 |
|
|
635
|
|
|
// No errors; everything's fine here! |
636
|
1 |
|
if( empty( $error ) ) { |
637
|
|
|
return true; |
638
|
1 |
|
} |
639
|
|
|
|
640
|
|
|
gravityview()->log->error( '{error}', array( 'erorr' => $error ) ); |
641
|
|
|
|
642
|
|
|
return new WP_Error( 'gravityview-delete-entry-permissions', $error ); |
643
|
|
|
} |
644
|
|
|
|
645
|
|
|
|
646
|
|
|
/** |
647
|
|
|
* checks if user has permissions to view the link or delete a specific entry |
648
|
|
|
* |
649
|
|
|
* @since 1.5.1 |
650
|
|
|
* @since 1.15 Added `$view_id` param |
651
|
|
|
* |
652
|
|
|
* @param array $entry Gravity Forms entry array |
653
|
|
|
* @param array $field Field settings (optional) |
654
|
|
|
* @param int|\GV\View $view Pass a View ID to check caps against. If not set, check against current View (@deprecated no longer optional) |
655
|
|
|
* @return bool |
656
|
|
|
*/ |
657
|
1 |
|
public static function check_user_cap_delete_entry( $entry, $field = array(), $view = 0 ) { |
658
|
|
|
if ( ! $view ) { |
659
|
|
|
/** @deprecated path */ |
660
|
|
|
$view_id = GravityView_View::getInstance()->getViewId(); |
661
|
|
|
$view = \GV\View::by_id( $view_id ); |
662
|
|
|
} else { |
663
|
|
|
if ( ! $view instanceof \GV\View ) { |
664
|
|
|
$view = \GV\View::by_id ( $view ); |
665
|
1 |
|
} |
666
|
|
|
$view_id = $view->ID; |
667
|
1 |
|
} |
668
|
|
|
|
669
|
|
|
$current_user = wp_get_current_user(); |
670
|
|
|
|
671
|
1 |
|
$entry_id = isset( $entry['id'] ) ? $entry['id'] : NULL; |
672
|
|
|
|
673
|
1 |
|
// Or if they can delete any entries (as defined in Gravity Forms), we're good. |
674
|
|
|
if( GVCommon::has_cap( array( 'gravityforms_delete_entries', 'gravityview_delete_others_entries' ), $entry_id ) ) { |
675
|
1 |
|
|
676
|
|
|
gravityview()->log->debug( 'Current user has `gravityforms_delete_entries` or `gravityview_delete_others_entries` capability.' ); |
677
|
1 |
|
|
678
|
|
|
return true; |
679
|
|
|
} |
680
|
|
|
|
681
|
|
|
|
682
|
|
|
// If field options are passed, check if current user can view the link |
683
|
|
|
if( !empty( $field ) ) { |
684
|
|
|
|
685
|
|
|
// If capability is not defined, something is not right! |
686
|
|
|
if( empty( $field['allow_edit_cap'] ) ) { |
687
|
|
|
|
688
|
|
|
gravityview()->log->error( 'Cannot read delete entry field caps', array( 'data' => $field ) ); |
689
|
|
|
|
690
|
|
|
return false; |
691
|
|
|
} |
692
|
|
|
|
693
|
|
|
if( GVCommon::has_cap( $field['allow_edit_cap'] ) ) { |
694
|
|
|
|
695
|
|
|
// Do not return true if cap is read, as we need to check if the current user created the entry |
696
|
|
|
if( $field['allow_edit_cap'] !== 'read' ) { |
697
|
|
|
return true; |
698
|
|
|
} |
699
|
|
|
|
700
|
|
|
} else { |
701
|
|
|
|
702
|
|
|
gravityview()->log->debug( 'User {user_id} is not authorized to view delete entry link ', array( 'user_id' => $current_user->ID ) ); |
703
|
|
|
|
704
|
|
|
return false; |
705
|
36 |
|
} |
706
|
|
|
|
707
|
36 |
|
} |
708
|
36 |
|
|
709
|
|
|
if( !isset( $entry['created_by'] ) ) { |
710
|
|
|
|
711
|
|
|
gravityview()->log->error( 'Entry `created_by` doesn\'t exist.'); |
712
|
|
|
|
713
|
|
|
return false; |
714
|
|
|
} |
715
|
|
|
|
716
|
|
|
// Only checks user_delete view option if view is already set |
717
|
|
|
if ( $view && empty( $view->settings->get( 'user_delete' ) ) ) { |
718
|
|
|
gravityview()->log->debug( 'User Delete is disabled. Returning false.' ); |
719
|
|
|
return false; |
720
|
|
|
} |
721
|
|
|
|
722
|
|
|
// If the logged-in user is the same as the user who created the entry, we're good. |
723
|
|
|
if( is_user_logged_in() && intval( $current_user->ID ) === intval( $entry['created_by'] ) ) { |
724
|
|
|
|
725
|
|
|
gravityview()->log->debug( 'User {user_id} created the entry.', array( 'user_id' => $current_user->ID ) ); |
726
|
|
|
|
727
|
|
|
return true; |
728
|
|
|
} |
729
|
|
|
|
730
|
|
|
return false; |
731
|
|
|
} |
732
|
|
|
|
733
|
|
|
|
734
|
|
|
/** |
735
|
|
|
* After processing delete entry, the user will be redirected to the referring View or embedded post/page. Display a message on redirection. |
736
|
|
|
* |
737
|
|
|
* If success, there will be `status` URL parameters `status=>success` |
738
|
|
|
* If an error, there will be `status` and `message` URL parameters `status=>error&message=example` |
739
|
|
|
* |
740
|
|
|
* @since 1.15.2 Only show message when the URL parameter's View ID matches the current View ID |
741
|
|
|
* @since 1.5.1 |
742
|
|
|
* |
743
|
|
|
* @param int $current_view_id The ID of the View being rendered |
744
|
|
|
* @return void |
745
|
|
|
*/ |
746
|
|
|
public function display_message( $current_view_id = 0 ) { |
747
|
|
|
|
748
|
|
|
if( empty( $_GET['status'] ) || ! self::verify_nonce() ) { |
749
|
|
|
return; |
750
|
|
|
} |
751
|
|
|
|
752
|
|
|
// Entry wasn't deleted from current View |
753
|
|
|
if( isset( $_GET['view_id'] ) && intval( $_GET['view_id'] ) !== intval( $current_view_id ) ) { |
754
|
|
|
return; |
755
|
|
|
} |
756
|
|
|
|
757
|
|
|
$status = esc_attr( $_GET['status'] ); |
758
|
|
|
$message_from_url = \GV\Utils::_GET( 'message' ); |
759
|
|
|
$message_from_url = rawurldecode( stripslashes_deep( $message_from_url ) ); |
760
|
|
|
$class = ''; |
761
|
|
|
|
762
|
|
|
switch ( $status ) { |
763
|
|
|
case 'error': |
764
|
|
|
$class = ' gv-error error'; |
765
|
|
|
$error_message = __('There was an error deleting the entry: %s', 'gravityview'); |
766
|
|
|
$message = sprintf( $error_message, $message_from_url ); |
767
|
|
|
break; |
768
|
|
|
case 'trashed': |
769
|
|
|
$message = __('The entry was successfully moved to the trash.', 'gravityview'); |
770
|
|
|
break; |
771
|
|
|
default: |
772
|
|
|
$message = __('The entry was successfully deleted.', 'gravityview'); |
773
|
|
|
break; |
774
|
|
|
} |
775
|
|
|
|
776
|
|
|
/** |
777
|
|
|
* @filter `gravityview/delete-entry/message` Modify the Delete Entry messages |
778
|
|
|
* @since 1.13.1 |
779
|
|
|
* @param string $message Message to be displayed |
780
|
|
|
* @param string $status Message status (`error` or `success`) |
781
|
|
|
* @param string $message_from_url The original error message, if any, without the "There was an error deleting the entry:" prefix |
782
|
|
|
*/ |
783
|
|
|
$message = apply_filters( 'gravityview/delete-entry/message', esc_attr( $message ), $status, $message_from_url ); |
784
|
|
|
|
785
|
|
|
// DISPLAY ERROR/SUCCESS MESSAGE |
786
|
|
|
echo '<div class="gv-notice' . esc_attr( $class ) .'">'. $message .'</div>'; |
787
|
|
|
} |
788
|
|
|
|
789
|
|
|
|
790
|
|
|
} // end class |
791
|
|
|
|
792
|
|
|
GravityView_Delete_Entry::getInstance(); |
793
|
|
|
|
794
|
|
|
|
Adding explicit visibility (
private
,protected
, orpublic
) is generally recommend to communicate to other developers how, and from where this method is intended to be used.