Added 'delete all value mappings' button

Author: maxguru

Diff for: html/settings.html

@@ -132,12 +132,13 @@
 					<td class="pdf-field"><input type="text" class="pdf-value" /></td>
 					<td class="buttons">
 						<a class="button button-small delete-valuemapping-button" href="#">{delete}</a>
+						<a class="button button-small delete-all-valuemappings-button" href="#">{delete-all}</a>
 					</td>
 				</tr>
 				<tr class="delete-all-row">
 					<td colspan="3"></td>
 					<td class="buttons">
-						<a class="button button-small delete-all-mappings-button" href="#">{delete-all-mappings}</a>
+						<a class="button button-small delete-all-mappings-button" href="#">{delete-all}</a>
 					</td>
 				</tr>
 			</tbody>

Diff for: js/admin.js

@@ -1058,6 +1058,19 @@ jQuery(document).ready(function($) {
 		tag.find('input.wpf-value').val(data.wpf_value);
 		tag.find('input.pdf-value').val(data.pdf_value);
 
+		// make sure the "Delete All" button is shown in the list of value mappings for current field mapping only once
+		var manageDeleteAllValueMappingsButton = function(mapping_id) {
+			
+			var value_mapping_rows = template.parent().find('.pdf-valuemapping-row').filter(function() {
+				return jQuery(this).data('mapping_id') === mapping_id;
+			});
+			
+			value_mapping_rows.find('.delete-all-valuemappings-button').hide();
+			
+			if(value_mapping_rows.length > 1) // no need to show the "Delete All" button if there is only one value mapping
+				value_mapping_rows.last().find('.delete-all-valuemappings-button').show();
+		};
+		
 		var delete_button = tag.find('.delete-valuemapping-button');
 		delete_button.data('value_mapping_id', data.value_mapping_id);
 		delete_button.click(function(event) {
@@ -1071,11 +1084,31 @@ jQuery(document).ready(function($) {
 
 			deleteValueMapping(jQuery(this).data('value_mapping_id'));
 
-			jQuery(this).closest('.pdf-valuemapping-row').remove();
+			var value_mapping_row = jQuery(this).closest('.pdf-valuemapping-row');
+			var mapping_id = value_mapping_row.data('mapping_id');
+			value_mapping_row.remove();
+			manageDeleteAllValueMappingsButton(mapping_id);
+		});
+		
+		var delete_all_button = tag.find('.delete-all-valuemappings-button');
+		delete_all_button.data('mapping_id', data.mapping_id);
+		delete_all_button.click(function(event) {
+			
+			// prevent running default button click handlers
+			event.stopPropagation();
+			event.preventDefault();
+			
+			if(!confirm(pdf_forms_for_wpforms.__Confirm_Delete_All_Value_Mappings))
+				return;
+			
+			var mapping_id = jQuery(this).data('mapping_id');
+			deleteValueMappings(mapping_id);
 		});
 
 		var mappingTag = jQuery('.pdf-forms-for-wpforms-admin .pdf-mapping-row[data-mapping_id="'+data.mapping_id+'"]');
 		tag.insertAfter(mappingTag);
+		
+		manageDeleteAllValueMappingsButton(data.mapping_id);
 	};
 
 	var addMapping = function(data)

Diff for: pdf-forms-for-wpforms.php

@@ -1624,7 +1624,7 @@ public function add_settings_content( $instance )
 				'pdf-field' => esc_html__( 'PDF field', 'pdf-forms-for-wpforms' ),
 				'wpf-field' => esc_html__( 'WPForms field / smart tags', 'pdf-forms-for-wpforms' ),
 				'add-mapping' => esc_html__( 'Add Mapping', 'pdf-forms-for-wpforms' ),
-				'delete-all-mappings' => esc_html__( 'Delete All', 'pdf-forms-for-wpforms' ),
+				'delete-all' => esc_html__( 'Delete All', 'pdf-forms-for-wpforms' ),
 				'new-field' => esc_html__( 'New Field:', 'pdf-forms-for-wpforms' ),
 				'image-embedding' => esc_html__( 'Image Embedding Tool', 'pdf-forms-for-wpforms' ),
 				'image-embedding-help'=> esc_html__( 'This tool allows embedding of images into PDF files. Images are taken from file upload fields or URL field values. You can select a PDF file page and draw a bounding box for image insertion. Alternatively, you can insert your image in the center of every page.', 'pdf-forms-for-wpforms' ),
@@ -1689,6 +1689,7 @@ public function admin_enqueue_scripts( $hook )
 						'__Confirm_Delete_Attachment' => __( 'Are you sure you want to delete this file?  This will delete field mappings and image embeds associated with this file.', 'pdf-forms-for-wpforms' ),
 						'__Confirm_Delete_Mapping' => __( 'Are you sure you want to delete this mapping?', 'pdf-forms-for-wpforms' ),
 						'__Confirm_Delete_All_Mappings' => __( 'Are you sure you want to delete all mappings?', 'pdf-forms-for-wpforms' ),
+						'__Confirm_Delete_All_Value_Mappings' => __( 'Are you sure you want to delete all value mappings?', 'pdf-forms-for-wpforms' ),
 						'__Confirm_Attach_Empty_Pdf' => __( 'Are you sure you want to attach a PDF file without any form fields?', 'pdf-forms-for-wpforms' ),
 						'__Confirm_Delete_Embed' => __( 'Are you sure you want to delete this embeded image?', 'pdf-forms-for-wpforms' ),
 						'__Show_Help' => __( 'Show Help', 'pdf-forms-for-wpforms' ),