Add feature request processwire/processwire-requests#520 - ability do disable (hide) image items in a multiple image field

wire/core/Pagefile.php

@@ -1476,6 +1476,28 @@ class Pagefile extends WireData implements WireArrayItem {
 		return $filenames;
 	}
 
+	/**
+	 * Get or set hidden state of this file
+	 * 
+	 * Files that are hidden do not appear in the formatted field value,
+	 * but do appear in the unformatted value. 
+	 * 
+	 * @param bool|null $set
+	 * @since 3.0.237
+	 * 
+	 */
+	public function hidden($set = null) {
+		$value = (bool) $this->filedata('_hide');
+		if($set === null || $set === $value) return $value;
+		if($set === false) {
+			$this->filedata(false, '_hide');
+		} else if($set === true) {
+			$this->filedata('_hide', true);
+		} else {
+			throw new WireException('Invalid arg for Pagefile::hidden(arg)');
+		}
+		return $set;
+	}
 
 	/**
 	 * Ensures that isset() and empty() work for dynamic class properties

wire/modules/Fieldtype/FieldtypeFile/FieldtypeFile.module

@@ -730,7 +730,7 @@ class FieldtypeFile extends FieldtypeMulti implements ConfigurableModule, Fieldt
 
 		foreach($value as $pagefile) {
 			/** @var Pagefile $pagefile */
-			if($pagefile->isTemp()) $value->removeQuietly($pagefile); 
+			if($pagefile->isTemp() || $pagefile->hidden()) $value->removeQuietly($pagefile); 
 		}
 		
 		$textformatters = $field->get('textformatters'); 

wire/modules/Inputfield/InputfieldImage/InputfieldImage.module

@@ -5,7 +5,7 @@
  *
  * Inputfield for FieldtypeImage fields
  *
- * ProcessWire 3.x, Copyright 2023 by Ryan Cramer
+ * ProcessWire 3.x, Copyright 2024 by Ryan Cramer
  * https://processwire.com
  * 
  * Accessible Properties
@@ -59,7 +59,7 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 		return array(
 			'title' => __('Images', __FILE__), // Module Title
 			'summary' => __('One or more image uploads (sortable)', __FILE__), // Module Summary
-			'version' => 127,
+			'version' => 128,
 			'permanent' => true,
 		);
 	}
@@ -145,6 +145,8 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 			'drag-drop-in' => $this->_('drag and drop in new images above'), 
 			'na' => $this->_('N/A'), // for JS
 			'changes' => $this->_('This images field may have unsaved changes that could be lost after this action. Please save before cropping, or double-click the button proceed anyway.'),
+			'visibility' => $this->_('Visibility'), 
+			'hidden' => $this->_('Hidden'), 
 		));
 
 		$themeDefaults = array(
@@ -325,7 +327,9 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 	protected function renderItemWrap($out) {
 		$item = $this->currentItem;
 		$id = $item && !$this->renderValueMode ? " id='file_$item->hash'" : "";
-		return "<li$id class='ImageOuter $this->itemClass'>$out</li>";
+		$class = "ImageOuter $this->itemClass";
+		if($item->hidden()) $class .= ' InputfieldFileItemHidden';
+		return "<li$id class='$class'>$out</li>";
 	}
 
 	/**
@@ -659,6 +663,11 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 			if($extra->exists()) $fileStats .= " &bull; $extra->filesizeStr $name ($extra->savingsPct)";
 		}
 		
+		if($pagefile->hidden()) {
+			$fileStats .= '&nbsp; ' . wireIconMarkup('eye-slash') . ' ' .
+				$sanitizer->entities1($this->labels['hidden']);
+		}
+
 		$class = 'gridImage__overflow';
 		if($pagefile->ext() === 'svg') {
 			$class .= ' ' . ($pagefile->ratio < 1 ? 'portrait' : 'landscape');
@@ -1024,14 +1033,24 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 			'x50' => $this->_('Reduce 50%'), 
 			'bw' => $this->_('B&W'), // Black and White
 			'sep' => $this->_('Sepia'),
+			'hide' => $this->_('Hide'), 
+			'unhide' => $this->_('Unhide'),
 		);
 		
-		$actions = array(
-			'dup' => $labels['dup'],
-		);
+		$actions = array();
+		
+		if($this->maxFiles != 1) {
+			if($pagefile->hidden()) {
+				$actions['unhide'] = $labels['unhide'];
+			} else {
+				$actions['hide'] = $labels['hide'];
+			}
+		}
 		
 		if($this->maxFiles && count($pagefile->pagefiles) >= $this->maxFiles) {
-			unset($actions['dup']); 
+			// no dup action
+		} else {
+			$actions['dup'] = $labels['dup'];
 		}
 
 		if($pagefile->ext() != 'svg') {
@@ -1258,6 +1277,13 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 			)
 		);
 
+		if($pagefile->hidden()) {
+			$data[] = array(
+				$this->labels['visibility'], 
+				wireIconMarkup('eye-slash') . ' ' . $this->labels['hidden']
+			);
+		}
+		
 		if(strlen($pagefile->description)) {
 			$data[] = array(
 				$this->labels['description'],
@@ -1413,6 +1439,12 @@ class InputfieldImage extends InputfieldFile implements InputfieldItemList, Inpu
 			// remove focus
 			$pagefile->focus(false);
 			$success = true;
+		} else if($action == 'hide') {
+			$pagefile->hidden(true);
+			$success = true;
+		} else if($action == 'unhide') {
+			$pagefile->hidden(false);
+			$success = true;
 		} else {
 			/** @var ImageSizer $sizer Image sizer actions */
 			$sizer = $this->wire(new ImageSizer($pagefile->filename()));

wire/modules/Inputfield/InputfieldImage/InputfieldImage.scss

@@ -5,7 +5,6 @@ $gridMargin: 0 0.6em 0.6em 0;
 $itemPadding: 0.4em;
 $focusPointCircleSize: 40px;
 
-
 .InputfieldImage {
 	.InputfieldHeader {
 		.InputfieldImageListToggle {
@@ -400,6 +399,16 @@ $focusPointCircleSize: 40px;
 			background: rgba($deleteColor, 0.3);
 		}
 	}
+	
+	&.InputfieldFileItemHidden {
+		border-style: dashed !important;
+		img {
+			opacity: 0.3;
+		}
+		.gridImage__overflow {
+			background-image: none;
+		}
+	}
 }
 
 // A type of item that appears in a ul.gridImages but is not itself a .gridImage.