1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* Plugin Name: Gravity Pre-submission Confirmation |
4
|
|
|
* Plugin URI: http://github.com/patilswapnilv/pre-submission-confirmation/ |
5
|
|
|
* Description: Adds a quick pre-submission confirmation page to your Graviy forms where users can preview their entered data before it is submitted. |
6
|
|
|
* Author: patilswapnilv |
7
|
|
|
* Version: 1.0.1 |
8
|
|
|
* Author URI: http://swapnilpatil.in |
9
|
|
|
* Domain Path: /languages/ |
10
|
|
|
* |
11
|
|
|
* Please read: <a href="https://wordpress.org/plugins/gravity-pre-submission-confirmation/installation/">Installation</a> |
12
|
|
|
* and <a href="https://wordpress.org/plugins/gravity-pre-submission-confirmation/faq/">FAQ</a>. |
13
|
|
|
* |
14
|
|
|
* PHP version 5 |
15
|
|
|
* |
16
|
|
|
* LICENCE: GNU GENERAL PUBLIC LICENSE |
17
|
|
|
* Version 3, 29 June 2007 |
18
|
|
|
* Copyright © 2007 Free Software Foundation, Inc. <http://fsf.org/> |
19
|
|
|
* Everyone is permitted to copy and distribute verbatim copies |
20
|
|
|
* of this license document, but changing it is not allowed. |
21
|
|
|
* |
22
|
|
|
* Main file, contains the plugin metadata and activation processes |
23
|
|
|
* |
24
|
|
|
* @category Core |
25
|
|
|
* @package gravity-pre-submission-confirmation |
26
|
|
|
* @author Swapnil V. Patil <[email protected]> |
27
|
|
|
* @license GPL-3.0+ https://www.gnu.org/licenses/gpl-3.0.en.html |
28
|
|
|
* @version 1.0.0 |
29
|
|
|
* @link https://github.com/patilswapnilv/gravity-pre-submission-confirmation |
30
|
|
|
*/ |
31
|
|
|
|
32
|
|
|
class GFPreviewConfirmation { |
33
|
|
|
|
34
|
|
|
private static $lead; |
35
|
|
|
|
36
|
|
|
public static function init() { |
37
|
|
|
add_filter( 'gform_pre_render', array( __class__, 'replace_merge_tags' ) ); |
|
|
|
|
38
|
|
|
} |
39
|
|
|
|
40
|
|
|
public static function replace_merge_tags( $form ) { |
41
|
|
|
|
42
|
|
|
$current_page = isset(GFFormDisplay::$submission[$form['id']]) ? GFFormDisplay::$submission[$form['id']]['page_number'] : 1; |
|
|
|
|
43
|
|
|
$fields = array(); |
|
|
|
|
44
|
|
|
|
45
|
|
|
// get all HTML fields on the current page |
46
|
|
|
foreach($form['fields'] as &$field) { |
47
|
|
|
|
48
|
|
|
// skip all fields on the first page |
49
|
|
|
if(rgar($field, 'pageNumber') <= 1) |
|
|
|
|
50
|
|
|
continue; |
51
|
|
|
|
52
|
|
|
$default_value = rgar($field, 'defaultValue'); |
53
|
|
|
preg_match_all('/{.+}/', $default_value, $matches, PREG_SET_ORDER); |
54
|
|
|
if(!empty($matches)) { |
55
|
|
|
// if default value needs to be replaced but is not on current page, wait until on the current page to replace it |
56
|
|
|
if(rgar($field, 'pageNumber') != $current_page) { |
57
|
|
|
$field['defaultValue'] = ''; |
58
|
|
|
} else { |
59
|
|
|
$field['defaultValue'] = self::preview_replace_variables($default_value, $form); |
60
|
|
|
} |
61
|
|
|
} |
62
|
|
|
|
63
|
|
|
// only run 'content' filter for fields on the current page |
64
|
|
|
if(rgar($field, 'pageNumber') != $current_page) |
65
|
|
|
continue; |
66
|
|
|
|
67
|
|
|
$html_content = rgar($field, 'content'); |
68
|
|
|
preg_match_all('/{.+}/', $html_content, $matches, PREG_SET_ORDER); |
69
|
|
|
if(!empty($matches)) { |
70
|
|
|
$field['content'] = self::preview_replace_variables($html_content, $form); |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
} |
74
|
|
|
|
75
|
|
|
return $form; |
76
|
|
|
} |
77
|
|
|
|
78
|
|
|
/** |
79
|
|
|
* Adds special support for file upload, post image and multi input merge tags. |
80
|
|
|
*/ |
81
|
|
|
public static function preview_special_merge_tags($value, $input_id, $merge_tag, $field) { |
82
|
|
|
|
83
|
|
|
// added to prevent overriding :noadmin filter (and other filters that remove fields) |
84
|
|
|
if( ! $value ) |
85
|
|
|
return $value; |
86
|
|
|
|
87
|
|
|
$input_type = RGFormsModel::get_input_type($field); |
|
|
|
|
88
|
|
|
|
89
|
|
|
$is_upload_field = in_array( $input_type, array('post_image', 'fileupload') ); |
90
|
|
|
$is_multi_input = is_array( rgar($field, 'inputs') ); |
|
|
|
|
91
|
|
|
$is_input = intval( $input_id ) != $input_id; |
92
|
|
|
|
93
|
|
|
if( !$is_upload_field && !$is_multi_input ) |
94
|
|
|
return $value; |
95
|
|
|
|
96
|
|
|
// if is individual input of multi-input field, return just that input value |
97
|
|
|
if(!$is_input ) |
98
|
|
|
return $value; |
99
|
|
|
|
100
|
|
|
$form = RGFormsModel::get_form_meta($field['formId']); |
101
|
|
|
$lead = self::create_lead($form); |
102
|
|
|
$currency = GFCommon::get_currency(); |
|
|
|
|
103
|
|
|
|
104
|
|
|
if(is_array(rgar($field, 'inputs'))) { |
105
|
|
|
$value = RGFormsModel::get_lead_field_value($lead, $field); |
106
|
|
|
return GFCommon::get_lead_field_display($field, $value, $currency); |
107
|
|
|
} |
108
|
|
|
|
109
|
|
|
switch($input_type) { |
110
|
|
|
case 'fileupload': |
111
|
|
|
$value = self::preview_image_value("input_{$field['id']}", $field, $form, $lead); |
112
|
|
|
$value = self::preview_image_display($field, $form, $value); |
113
|
|
|
break; |
114
|
|
|
default: |
115
|
|
|
$value = self::preview_image_value("input_{$field['id']}", $field, $form, $lead); |
116
|
|
|
$value = GFCommon::get_lead_field_display($field, $value, $currency); |
117
|
|
|
break; |
118
|
|
|
} |
119
|
|
|
|
120
|
|
|
return $value; |
121
|
|
|
} |
122
|
|
|
|
123
|
|
|
public static function preview_image_value($input_name, $field, $form, $lead) { |
124
|
|
|
|
125
|
|
|
$field_id = $field['id']; |
|
|
|
|
126
|
|
|
$file_info = RGFormsModel::get_temp_filename($form['id'], $input_name); |
127
|
|
|
$source = RGFormsModel::get_upload_url($form['id']) . "/tmp/" . $file_info["temp_filename"]; |
128
|
|
|
|
129
|
|
|
if(!$file_info) |
130
|
|
|
return ''; |
131
|
|
|
|
132
|
|
|
switch(RGFormsModel::get_input_type($field)){ |
133
|
|
|
|
134
|
|
|
case "post_image": |
135
|
|
|
list(,$image_title, $image_caption, $image_description) = explode("|:|", $lead[$field['id']]); |
136
|
|
|
$value = !empty($source) ? $source . "|:|" . $image_title . "|:|" . $image_caption . "|:|" . $image_description : ""; |
137
|
|
|
break; |
138
|
|
|
|
139
|
|
|
case "fileupload" : |
140
|
|
|
$value = $source; |
141
|
|
|
break; |
142
|
|
|
|
143
|
|
|
} |
144
|
|
|
|
145
|
|
|
return $value; |
|
|
|
|
146
|
|
|
} |
147
|
|
|
|
148
|
|
|
public static function preview_image_display($field, $form, $value) { |
149
|
|
|
|
150
|
|
|
// need to get the tmp $file_info to retrieve real uploaded filename, otherwise will display ugly tmp name |
151
|
|
|
$input_name = "input_" . str_replace('.', '_', $field['id']); |
152
|
|
|
$file_info = RGFormsModel::get_temp_filename($form['id'], $input_name); |
153
|
|
|
|
154
|
|
|
$file_path = $value; |
155
|
|
|
if(!empty($file_path)){ |
156
|
|
|
$file_path = esc_attr(str_replace(" ", "%20", $file_path)); |
|
|
|
|
157
|
|
|
$value = "<a href='$file_path' target='_blank' title='" . __("Click to view", "gravityforms") . "'>" . $file_info['uploaded_filename'] . "</a>"; |
|
|
|
|
158
|
|
|
} |
159
|
|
|
return $value; |
160
|
|
|
|
161
|
|
|
} |
162
|
|
|
|
163
|
|
|
/** |
164
|
|
|
* Retrieves $lead object from class if it has already been created; otherwise creates a new $lead object. |
165
|
|
|
*/ |
166
|
|
|
public static function create_lead( $form ) { |
167
|
|
|
|
168
|
|
|
if( empty( self::$lead ) ) { |
169
|
|
|
self::$lead = GFFormsModel::create_lead( $form ); |
|
|
|
|
170
|
|
|
self::clear_field_value_cache( $form ); |
171
|
|
|
} |
172
|
|
|
|
173
|
|
|
return self::$lead; |
174
|
|
|
} |
175
|
|
|
|
176
|
|
|
public static function preview_replace_variables( $content, $form ) { |
177
|
|
|
|
178
|
|
|
$lead = self::create_lead($form); |
179
|
|
|
|
180
|
|
|
// add filter that will handle getting temporary URLs for file uploads and post image fields (removed below) |
181
|
|
|
// beware, the RGFormsModel::create_lead() function also triggers the gform_merge_tag_filter at some point and will |
182
|
|
|
// result in an infinite loop if not called first above |
183
|
|
|
add_filter('gform_merge_tag_filter', array('GFPreviewConfirmation', 'preview_special_merge_tags'), 10, 4); |
|
|
|
|
184
|
|
|
|
185
|
|
|
$content = GFCommon::replace_variables($content, $form, $lead, false, false, false); |
186
|
|
|
|
187
|
|
|
// remove filter so this function is not applied after preview functionality is complete |
188
|
|
|
remove_filter('gform_merge_tag_filter', array('GFPreviewConfirmation', 'preview_special_merge_tags')); |
|
|
|
|
189
|
|
|
|
190
|
|
|
return $content; |
191
|
|
|
} |
192
|
|
|
|
193
|
|
|
public static function clear_field_value_cache( $form ) { |
194
|
|
|
|
195
|
|
|
if( ! class_exists( 'GFCache' ) ) |
196
|
|
|
return; |
197
|
|
|
|
198
|
|
|
foreach( $form['fields'] as &$field ) { |
199
|
|
|
if( GFFormsModel::get_input_type( $field ) == 'total' ) |
200
|
|
|
GFCache::delete( 'GFFormsModel::get_lead_field_value__' . $field['id'] ); |
|
|
|
|
201
|
|
|
} |
202
|
|
|
|
203
|
|
|
} |
204
|
|
|
|
205
|
|
|
} |
206
|
|
|
|
207
|
|
|
GFPreviewConfirmation::init(); |
208
|
|
|
|