Additional repeater updates including addition of a "minimum items" option, and support for an accordion mode.

wire/modules/Fieldtype/FieldtypeRepeater/FieldtypeRepeater.module

@@ -33,7 +33,7 @@ class FieldtypeRepeater extends Fieldtype implements ConfigurableModule {
 		return array(
 			'title' => __('Repeater', __FILE__), // Module Title
 			'summary' => __('Maintains a collection of fields that are repeated for any number of times.', __FILE__), // Module Summary
-			'version' => 105,
+			'version' => 106,
 			'autoload' => true,
 			'installs' => 'InputfieldRepeater'
 			);
@@ -497,6 +497,7 @@ class FieldtypeRepeater extends Fieldtype implements ConfigurableModule {
 		$inputfield->set('page', $page); 
 		$inputfield->set('field', $field);
 		$inputfield->set('repeaterMaxItems', (int) $field->get('repeaterMaxItems'));
+		$inputfield->set('repeaterMinItems', (int) $field->get('repeaterMinItems')); 
 		$inputfield->set('repeaterDepth', (int) $field->get('repeaterDepth'));
 		$inputfield->set('repeaterReadyItems', 0);  // ready items deprecated
 

wire/modules/Fieldtype/FieldtypeRepeater/InputfieldRepeater.css

@@ -6,10 +6,14 @@
   white-space: nowrap;
   overflow: hidden;
   position: relative; }
-  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemLabel {
+  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemLabel,
+  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls {
+    display: none; }
+  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemLabel {
     display: inline-block;
     padding-left: 0.25em; }
-  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls {
+  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls {
+    display: block;
     padding-right: 0.5em;
     padding-left: 0.5em;
     margin-top: 0.5em;
@@ -20,19 +24,21 @@
     display: block;
     white-space: nowrap;
     height: 100%; }
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterClone,
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterToggle,
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterTrash,
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .toggle-icon {
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterClone,
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterToggle,
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterTrash,
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .toggle-icon {
       cursor: pointer;
       float: right; }
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterTrash {
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterTrash {
       padding-right: 3px; }
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterToggle {
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterToggle {
       margin-right: 1em; }
-    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .InputfieldRepeaterItemControls .InputfieldRepeaterClone {
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .InputfieldRepeaterClone {
       margin-right: 1em; }
-  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader .toggle-icon {
+    .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .InputfieldRepeaterItemControls .pw-icon-disabled {
+      opacity: 0.3; }
+  .Inputfields .InputfieldRepeater .InputfieldRepeaterItem > .InputfieldHeader.InputfieldRepeaterHeaderInit .toggle-icon {
     line-height: 1em;
     margin-right: 0.5em; }
 .Inputfields .InputfieldRepeater .InputfieldRepeaterItem:not(.InputfieldRepeaterDeletePending).InputfieldStateCollapsed > .InputfieldHeader {

wire/modules/Fieldtype/FieldtypeRepeater/InputfieldRepeater.js

@@ -27,6 +27,13 @@ function InputfieldRepeater($) {
 	 */
 	var isReno = $('body').hasClass('AdminThemeReno');
 
+	/**
+	 * Event timer for double clicks
+	 * 
+	 */
+	var doubleClickTimer = null;
+
+	
 	/*** EVENTS ********************************************************************************************/
 
 	/**
@@ -56,13 +63,16 @@ function InputfieldRepeater($) {
 	 */
 	var eventDeleteClick = function(e) {
 
-		var $header = $(this).closest('.InputfieldHeader');
+		var $this = $(this);
+		var $header = $this.closest('.InputfieldHeader');
 		var $item = $header.parent();
 
+		if(isActionDisabled($this)) return false;
+
 		if($item.hasClass('InputfieldRepeaterNewItem')) {
 			// delete new item (noAjaxAdd mode)
 			var $numAddInput = $item.children('.InputfieldContent').children('.InputfieldRepeaterAddItem').children('input');
-			$numAddInput.attr('value', parseInt($numAddInput.attr('value')-1)); // total number of new items to add, minus 1
+			$numAddInput.attr('value', parseInt($numAddInput.attr('value') - 1)); // total number of new items to add, minus 1
 			$item.remove();
 
 		} else {
@@ -87,20 +97,22 @@ function InputfieldRepeater($) {
 			$header.find('.InputfieldRepeaterItemControls').css('background-color', $header.css('background-color'));
 		}
 
-		checkMax($item.closest('.InputfieldRepeater'));
+		checkMinMax($item.closest('.InputfieldRepeater'));
 		e.stopPropagation();
 	};
 
 	/**
 	 * Event handler for when the "delete" link is double clicked
 	 * 
-	 * @param e
-	 * 
 	 */
-	var eventDeleteDblClick = function(e) {
+	var eventDeleteDblClick = function() {
+	
+		var $this = $(this);
 		var $li = $(this).closest('li');
 		var undelete = $li.hasClass('InputfieldRepeaterDeletePending');
 
+		if(isActionDisabled($this)) return false;
+
 		function selectAll() {
 			$li.parent().children('li').each(function() {
 				var $item = $(this);
@@ -123,12 +135,13 @@ function InputfieldRepeater($) {
 	/**
 	 * Event handler for when the "clone" repeater item action is clicked
 	 * 
-	 * @param e
 	 * @returns {boolean}
 	 * 
 	 */
-	var eventCloneClick = function(e) {
-		var $item = $(this).closest('.InputfieldRepeaterItem');
+	var eventCloneClick = function() {
+		var $this = $(this);
+		if(isActionDisabled($this)) return false;
+		var $item = $this.closest('.InputfieldRepeaterItem');
 		ProcessWire.confirm(ProcessWire.config.InputfieldRepeater.labels.clone, function() {
 			var itemID = $item.attr('data-page');
 			var $addLink = $item.closest('.InputfieldRepeater').children('.InputfieldContent')
@@ -152,15 +165,20 @@ function InputfieldRepeater($) {
 		var $item = $this.closest('.InputfieldRepeaterItem');
 		var $input = $item.find('.InputfieldRepeaterPublish');
 		
-		if($this.hasClass(toggleOn)) {
-			$this.removeClass(toggleOn).addClass(toggleOff);
-			$item.addClass('InputfieldRepeaterUnpublished InputfieldRepeaterOff');
-			$input.val('-1');
-		} else {
-			$this.removeClass(toggleOff).addClass(toggleOn);
-			$item.removeClass('InputfieldRepeaterUnpublished InputfieldRepeaterOff');
-			$input.val('1');
-		}
+		if(doubleClickTimer) clearTimeout(doubleClickTimer);
+		doubleClickTimer = setTimeout(function() {
+			if(isActionDisabled($this)) return false;
+			if($this.hasClass(toggleOn)) {
+				$this.removeClass(toggleOn).addClass(toggleOff);
+				$item.addClass('InputfieldRepeaterUnpublished InputfieldRepeaterOff');
+				$input.val('-1');
+			} else {
+				$this.removeClass(toggleOff).addClass(toggleOn);
+				$item.removeClass('InputfieldRepeaterUnpublished InputfieldRepeaterOff');
+				$input.val('1');
+			}
+			checkMinMax($item.closest('.InputfieldRepeater'));
+		}, 250); 
 			
 		e.stopPropagation();
 	};
@@ -168,10 +186,8 @@ function InputfieldRepeater($) {
 	/**
 	 * Event handler for when a repeater item is about to be opened
 	 * 
-	 * @param e
-	 * 
 	 */
-	var eventItemOpenReady = function(e) {
+	var eventItemOpenReady = function() {
 		var $item = $(this);
 		var $loaded = $item.find(".InputfieldRepeaterLoaded");
 		if(parseInt($loaded.val()) > 0) return; // item already loaded
@@ -181,16 +197,18 @@ function InputfieldRepeater($) {
 	/**
 	 * Event handler for when a repeater item is opened (primarily focused on ajax loaded items)
 	 * 
-	 * @param e
-	 * 
 	 */
-	var eventItemOpened = function(e) {
+	var eventItemOpened = function() {
+		
 		var $item = $(this);
 		var $loaded = $item.find(".InputfieldRepeaterLoaded");
 		
 		updateState($item);
 
-		if(parseInt($loaded.val()) > 0) return; // item already loaded
+		if(parseInt($loaded.val()) > 0) {
+			updateAccordion($item);
+			return; // item already loaded
+		}
 
 		$loaded.val('1');
 
@@ -221,8 +239,10 @@ function InputfieldRepeater($) {
 				initRepeater($(this));
 			});
 
+			
 			$content.slideDown('fast', function() {
 				$spinner.removeClass('fa-spin fa-spinner').addClass('fa-arrows');
+				updateAccordion($item);
 			});
 			setTimeout(function() {
 				$inputfields.find('.Inputfield').trigger('reloaded', ['InputfieldRepeaterItemEdit']);
@@ -234,10 +254,8 @@ function InputfieldRepeater($) {
 	/**
 	 * Event handler for when a repeater item is closed
 	 * 
-	 * @param e
-	 * 
 	 */
-	var eventItemClosed = function(e) {
+	var eventItemClosed = function() {
 		updateState($(this));
 	};
 
@@ -246,11 +264,10 @@ function InputfieldRepeater($) {
 	 * 
 	 * Handles adding repeater items and initializing them
 	 * 
-	 * @param e
 	 * @returns {boolean}
 	 * 
 	 */
-	var eventAddLinkClick = function(e) {
+	var eventAddLinkClick = function() {
 		var $addLink = $(this);
 		var $inputfields = $addLink.parent('p').prev('ul.Inputfields');
 		var $inputfieldRepeater = $addLink.closest('.InputfieldRepeater');
@@ -278,10 +295,10 @@ function InputfieldRepeater($) {
 			newItemTotal = $newItem.length;
 			if(newItemTotal > 0) {
 				if(newItemTotal > 1) $newItem = $newItem.slice(0, 1);
-				var $addItem = $newItem.clone(true)
+				var $addItem = $newItem.clone(true);
 				addRepeaterItem($addItem);
 				$numAddInput.attr('value', newItemTotal);
-				checkMax($inputfieldRepeater);
+				checkMinMax($inputfieldRepeater);
 			}
 			return false;
 		}
@@ -301,7 +318,7 @@ function InputfieldRepeater($) {
 		}
 
 		// determine which page IDs we don't accept for new items (because we already have them rendered)
-		var $unpublishedItems = $inputfields.find('.InputfieldRepeaterUnpublished');
+		var $unpublishedItems = $inputfields.find('.InputfieldRepeaterUnpublished:not(.InputfieldRepeaterMinItem)');
 		if($unpublishedItems.length) {
 			ajaxURL += '&repeater_not=';
 			$unpublishedItems.each(function() {
@@ -328,8 +345,9 @@ function InputfieldRepeater($) {
 				scrollTop: $addItem.offset().top
 			}, 500, 'swing');
 			updateState($addItem);
-			checkMax($inputfieldRepeater);
-			$nestedRepeaters = $addItem.find('.InputfieldRepeater');
+			checkMinMax($inputfieldRepeater);
+			updateAccordion($addItem);
+			var $nestedRepeaters = $addItem.find('.InputfieldRepeater');
 			if($nestedRepeaters.length) {
 				$nestedRepeaters.each(function() {
 					initRepeater($(this));
@@ -348,9 +366,14 @@ function InputfieldRepeater($) {
 	 * 
 	 */
 	var eventOpenAllClick = function(e) {
+		
 		e.stopPropagation();
 		e.preventDefault();
 		
+		if(doubleClickTimer) clearTimeout(doubleClickTimer);
+		
+		if($(this).closest('.InputfieldRepeater').hasClass('InputfieldRepeaterAccordion')) return false;
+		
 		var $repeater = $(this).closest('.InputfieldRepeater');
 		var $items = $repeater.children('.InputfieldContent').children('.Inputfields').children('.InputfieldRepeaterItem');
 		if(!$items.length) return false;
@@ -373,34 +396,83 @@ function InputfieldRepeater($) {
 	
 	/*** GENERAL FUNCTIONS **********************************************************************************/
 	
+	/**
+	 * Returns whether or not the given icon action is disabled
+	 * 
+	 * @param $this The '.fa-' icon that represents the action
+	 * @returns {boolean}
+	 * 
+	 */
+	function isActionDisabled($this) {
+		if($this.hasClass('pw-icon-disabled')) {
+			ProcessWire.alert(ProcessWire.config.InputfieldRepeater.labels.disabledMinMax);
+			return true;
+		}
+		return false;
+	}
+	
+	function updateAccordion($item) {
+		
+		if(!$item.closest('.InputfieldRepeater').hasClass('InputfieldRepeaterAccordion')) return false;
+	
+		var itemID = $item.attr('id');
+		var useScroll = false;
+		var $siblings = $item.parent().children('.InputfieldRepeaterItem');
+		var itemHasPassed = false;
+		var hasOpen = false;
+		
+		$siblings.each(function() {
+			var $sibling = $(this);
+			if($sibling.attr('id') == itemID) {
+				itemHasPassed = true;
+				return;
+			}
+			if($sibling.hasClass('InputfieldStateCollapsed')) return;
+			if(!$sibling.is(':visible')) return;
+			if(!itemHasPassed) useScroll = true;
+			$sibling.children('.InputfieldHeader').find('.toggle-icon').trigger('click', [ { duration: 0 }]);
+			hasOpen = true;
+		});
+		
+		if(useScroll && hasOpen) {
+			$('html, body').animate({scrollTop: $item.offset().top - 10}, 0);
+		}
+		
+		return true;
+	}
+
 	/**
 	 * Given an InputfieldRepeaterItem update the label consistent with any present formatting sting
 	 * 
 	 * Primarily adjusts item count(s) and allowed for {secondary} text appearance
 	 * 
 	 * @param $item An .InputfieldRepeaterItem
-	 * @param bool doIncrement Specify true to increment the item count value (like for new items)
+	 * @param {boolean} doIncrement Specify true to increment the item count value (like for new items)
 	 * 
 	 */
 	function adjustItemLabel($item, doIncrement) {
 
-		var $label = $item.children('label');
+		var $label;
+		$label = $item.children('.InputfieldHeader').find('.InputfieldRepeaterItemLabel');
+		if(typeof $label == "undefined") $label = $item.children('label');
 		var labelHTML = $label.html();
 		var _labelHTML = labelHTML;
 
-		if(doIncrement && labelHTML.indexOf('#') > -1) {
-			num = $item.siblings('.InputfieldRepeaterItem:visible').length + 1;
-			labelHTML = labelHTML.replace(/#[0-9]+/, '#' + num);
-		}
+		if(typeof labelHTML != "undefined") {
+			if(doIncrement && labelHTML.indexOf('#') > -1) {
+				var num = $item.siblings('.InputfieldRepeaterItem:visible').length + 1;
+				labelHTML = labelHTML.replace(/#[0-9]+/, '#' + num);
+			}
 
-		if(labelHTML.indexOf('{') > -1) {
-			// parts of the label wrapped in {brackets} get different appearance
-			labelHTML = labelHTML.replace(/\{/, '<span class="ui-priority-secondary" style="font-weight:normal">');
-			labelHTML = labelHTML.replace(/}/, '</span>');
-		}
+			while(labelHTML.indexOf('}') > -1) {
+				// parts of the label wrapped in {brackets} get different appearance
+				labelHTML = labelHTML.replace(/\{/, '<span class="ui-priority-secondary" style="font-weight:normal">');
+				labelHTML = labelHTML.replace(/}/, '</span>');
+			}
 
-		if(labelHTML != _labelHTML) {
-			$label.html(labelHTML);
+			if(labelHTML != _labelHTML) {
+				$label.html(labelHTML);
+			}
 		}
 	}
 
@@ -557,6 +629,56 @@ function InputfieldRepeater($) {
 		$inputfields.sortable(sortableOptions);
 	}
 
+	/**
+	 * Initialize the .InputfieldHeader for .InputfieldRepeaterItem elements
+	 * 
+	 * @param $headers The .InputfieldHeader elements
+	 * @param $inputfieldRepeater The parent .InputfieldRepeater
+	 * @param {boolean} renderValueMode Whether or not this is value-only rendering mode
+	 * 
+	 */
+	function initHeaders($headers, $inputfieldRepeater, renderValueMode) {
+		
+		var $clone = $("<i class='fa fa-copy InputfieldRepeaterClone'></i>").css('display', 'block');
+		var $delete = $("<i class='fa fa-trash InputfieldRepeaterTrash'></i>");
+		var $toggle = $("<i class='fa InputfieldRepeaterToggle' data-on='fa-toggle-on' data-off='fa-toggle-off'></i>");
+		var cfg = ProcessWire.config.InputfieldRepeater;
+		var allowClone = !$inputfieldRepeater.hasClass('InputfieldRepeaterNoAjaxAdd');
+
+		if(cfg) {
+			$toggle.attr('title', cfg.labels.toggle);
+			$delete.attr('title', cfg.labels.remove);
+			$clone.attr('title', cfg.labels.clone);
+		}
+
+		$headers.each(function() {
+			var $t = $(this);
+			if($t.hasClass('InputfieldRepeaterHeaderInit')) return;
+			var icon = 'fa-arrows';
+			var $item = $t.parent();
+			if($item.hasClass('InputfieldRepeaterNewItem')) {
+				// noAjaxAdd mode
+				icon = 'fa-plus';
+				$t.addClass('ui-priority-secondary');
+			}
+			$t.addClass('ui-state-default InputfieldRepeaterHeaderInit');
+			$t.prepend("<i class='fa fa-fw " + icon + " InputfieldRepeaterDrag'></i>");
+			if(!renderValueMode) {
+				var $controls = $("<span class='InputfieldRepeaterItemControls'></span>");
+				var $toggleControl = $toggle.clone(true)
+					.addClass($t.parent().hasClass('InputfieldRepeaterOff') ? 'fa-toggle-off' : 'fa-toggle-on');
+				var $deleteControl = $delete.clone(true);
+				var $collapseControl = $t.find('.toggle-icon');
+				$controls.prepend($collapseControl);
+				if(allowClone) $controls.prepend($clone.clone(true));
+				$controls.prepend($toggleControl).prepend($deleteControl);
+				$t.prepend($controls);
+				$controls.css('background-color', $t.css('background-color'));
+			}
+			adjustItemLabel($item, false);
+		});
+	}
+
 	/**
 	 * Initialize a repeater
 	 * 
@@ -579,57 +701,16 @@ function InputfieldRepeater($) {
 
 		if($inputfields.hasClass('InputfieldRepeaterInit')) return;
 		
-		$inputfields.addClass('InputfieldRepeaterInit');
-
 		var renderValueMode = $inputfields.closest('.InputfieldRenderValueMode').length > 0;
-		var $clone = $("<i class='fa fa-copy InputfieldRepeaterClone'></i>").css('display', 'block');
-		var $delete = $("<i class='fa fa-trash InputfieldRepeaterTrash'></i>");
-		var $toggle = $("<i class='fa InputfieldRepeaterToggle' data-on='fa-toggle-on' data-off='fa-toggle-off'></i>");
-		var cfg = ProcessWire.config.InputfieldRepeater;
-		var allowClone = !$inputfieldRepeater.hasClass('InputfieldRepeaterNoAjaxAdd');
 
-		if(cfg) {
-			$toggle.attr('title', cfg.labels.toggle);
-			$delete.attr('title', cfg.labels.remove);
-			$clone.attr('title', cfg.labels.clone);
-		}
+		$inputfields.addClass('InputfieldRepeaterInit');
 		
 		$("input.InputfieldRepeaterDelete", $this).parents('.InputfieldCheckbox').hide();
 
-		function initHeaders($headers) {
-			$headers.each(function() {
-				var $t = $(this);
-				if($t.hasClass('InputfieldRepeaterHeaderInit')) return;
-				var icon = 'fa-arrows';
-				var $item = $t.parent();
-				if($item.hasClass('InputfieldRepeaterNewItem')) {
-					// noAjaxAdd mode
-					icon = 'fa-plus';
-					$t.addClass('ui-priority-secondary');
-				}
-				$t.addClass('ui-state-default InputfieldRepeaterHeaderInit');
-				$t.prepend("<i class='fa fa-fw " + icon + " InputfieldRepeaterDrag'></i>")
-				if(!renderValueMode) {
-					//if(allowClone) $t.prepend($clone.clone(true));
-					var $controls = $("<span class='InputfieldRepeaterItemControls'></span>");
-					var $toggleControl = $toggle.clone(true).addClass($t.parent().hasClass('InputfieldRepeaterOff') ? 'fa-toggle-off' : 'fa-toggle-on');
-					var $deleteControl = $delete.clone(true);
-					var $collapseControl = $t.find('.toggle-icon');
-					//$collapseControl.addClass('InputfieldRepeaterCollapse').removeClass('toggle-icon');
-					$controls.prepend($collapseControl);
-					if(allowClone) $controls.prepend($clone.clone(true));
-					$controls.prepend($toggleControl).prepend($deleteControl);
-					$t.prepend($controls);
-					$controls.css('background-color', $t.css('background-color'));
-				}
-				adjustItemLabel($item, false);
-			});
-		}
-
 		if(isItem) {
-			initHeaders($this.children('.InputfieldHeader'));
+			initHeaders($this.children('.InputfieldHeader'), $inputfieldRepeater, renderValueMode);
 		} else {
-			initHeaders($(".InputfieldRepeaterItem > .InputfieldHeader", $this));
+			initHeaders($(".InputfieldRepeaterItem > .InputfieldHeader", $this), $inputfieldRepeater, renderValueMode);
 		}
 
 		if(renderValueMode) {
@@ -662,28 +743,87 @@ function InputfieldRepeater($) {
 
 		// check for maximum items
 		if($inputfieldRepeater.hasClass('InputfieldRepeaterMax')) {
-			checkMax($inputfieldRepeater);
+			checkMinMax($inputfieldRepeater);
 		}
 	}
 
 	/**
 	 * When "max items" setting is used, this toggles whether or not "add" links are visible 
 	 * 
-	 * @todo Make this toggle the clone links as well
 	 * @param $inputfieldRepeater .InputfieldRepeater
 	 * 
 	 */
-	function checkMax($inputfieldRepeater) {
-		if(!$inputfieldRepeater.hasClass('InputfieldRepeaterMax')) return;
+	function checkMinMax($inputfieldRepeater) {
+
+		if(!$inputfieldRepeater.hasClass('InputfieldRepeaterMax') 
+			&& !$inputfieldRepeater.hasClass('InputfieldRepeaterMin')) return;
+		
 		var max = parseInt($inputfieldRepeater.attr('data-max'));
-		if(max <= 0) return;
+		var min = parseInt($inputfieldRepeater.attr('data-min'));
+		
+		if(max <= 0 && min <= 0) return;
+		
 		var $content = $inputfieldRepeater.children('.InputfieldContent');
-		var num = $content.children('.Inputfields').children('li:not(.InputfieldRepeaterDeletePending)').length;
+		var num = $content.children('.Inputfields')
+			.children('li:not(.InputfieldRepeaterDeletePending):not(.InputfieldRepeaterOff):visible').length;
 		var $addItem = $content.children('.InputfieldRepeaterAddItem');
-		if(num > max) {
-			$addItem.hide();
-		} else if(!$addItem.is(":visible")) {
-			$addItem.show();
+		var cloneChange = '';
+		var trashChange = '';
+	
+		if(max > 0) {
+			if(num >= max) {
+				$addItem.hide();
+				cloneChange = 'hide';
+			} else if(!$addItem.is(":visible")) {
+				$addItem.show();
+				cloneChange = 'show';
+			}
+		}
+		
+		if(min > 0) {
+			if(num <= min) {
+				trashChange = 'hide';	
+				$content.addClass('InputfieldRepeaterTrashHidden');
+			} else if($content.hasClass('InputfieldRepeaterTrashHidden')) {
+				$content.removeClass('InputfieldRepeaterTrashHidden');
+				trashChange = 'show';
+			}
+		}
+
+		if(cloneChange.length || trashChange.length) {
+			var $items = $content.children('.Inputfields').children('.InputfieldRepeaterItem');
+			if(cloneChange.length) {
+				// update the visibility of clone actions 
+				$items.each(function() {
+					var $clone = $(this).children('.InputfieldHeader').find('.InputfieldRepeaterClone');
+					if(cloneChange === 'show') {
+						$clone.removeClass('pw-icon-disabled');
+					} else {
+						$clone.addClass('pw-icon-disabled');
+					}
+				});
+			}
+			if(trashChange.length) {
+				// update visibility of trash actions
+				$items.each(function() {
+					var $header = $(this).children('.InputfieldHeader');
+					var $trash = $header.find('.InputfieldRepeaterTrash');
+					var $toggle = $header.find('.InputfieldRepeaterToggle.fa-toggle-on');
+					if(trashChange === 'show') {
+						$trash.removeClass('pw-icon-disabled');
+						$toggle.removeClass('pw-icon-disabled');
+					} else {
+						$trash.addClass('pw-icon-disabled');
+						$toggle.addClass('pw-icon-disabled');
+					}
+				});
+				if(trashChange == 'hide') {
+					$content.children('.Inputfields').children('li.InputfieldRepeaterDeletePending').each(function() {
+						var $trash = $(this).children('.InputfieldHeader').find('.InputfieldRepeaterTrash');
+						$trash.removeClass('pw-icon-disabled');
+					});
+				}
+			}
 		}
 	}
 

wire/modules/Fieldtype/FieldtypeRepeater/InputfieldRepeater.module

@@ -9,7 +9,9 @@
  * https://processwire.com
  * 
  * @property int $repeaterMaxItems
+ * @property int $repeaterMinItems
  * @property int $repeaterDepth
+ * @property bool $accordionMode
  * 
  * @method string renderRepeaterLabel($label, $cnt, Page $page)
  * 
@@ -22,7 +24,7 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 		return array(
 			'title' => __('Repeater', __FILE__), // Module Title
 			'summary' => __('Repeats fields from another template. Provides the input for FieldtypeRepeater.', __FILE__), // Module Summary
-			'version' => 105,
+			'version' => 106,
 			'requires' => 'FieldtypeRepeater',
 			);
 	}
@@ -87,7 +89,9 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 		parent::__construct();
 		// these are part of the Fieldtype's config, and automatically set from it
 		$this->set('repeaterMaxItems', 0);
+		$this->set('repeaterMinItems', 0); 
 		$this->set('repeaterDepth', 0);
+		$this->set('accordionMode', false);
 	}
 
 	/**
@@ -278,9 +282,22 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 			$openIDs = array();
 		}
 		
+		$minItems = $this->repeaterMinItems;
+	
+		// if there are a minimum required number of items, set them up now
+		if(!$itemID && $minItems > 0) {
+			$notIDs = $value->explode('id');
+			while($value->count() < $this->repeaterMinItems) {
+				$item = $this->getNextReadyPage($notIDs);
+				$value->add($item);
+				$notIDs[] = $item->id;
+			}
+		}
+		
 		$repeaterCollapse = (int) $this->field->get('repeaterCollapse');
 		$cnt = 0;
 		$numVisible = 0;
+		$numOpen = 0;
 		
 		// create field for each repeater iteration	
 		foreach($value as $key => $page) {
@@ -293,6 +310,9 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 			$isReadyItem = $isHidden && $isUnpublished;
 			$isClone = $page->get('_repeater_clone'); 
 			$isOpen = in_array($page->id, $openIDs) || $isClone;
+			$isMinItem = $isReadyItem && $minItems && $cnt < $minItems;
+			
+			if($isOpen && $numOpen > 0 && $this->accordionMode) $isOpen = false;
 
 			// get the inputfields for the repeater page
 			if(is_null($loadInputsForIDs) || in_array($page->id, $loadInputsForIDs) || $isOpen) {
@@ -354,8 +374,11 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 			
 			if($isOpen) {
 				$wrap->collapsed = Inputfield::collapsedNo;
+				$numOpen++;
 			} else if($repeaterCollapse == FieldtypeRepeater::collapseExisting && !$page->get('_repeater_new') && !$isHidden) {
 				$wrap->collapsed = Inputfield::collapsedYes;
+			} else if($repeaterCollapse == FieldtypeRepeater::collapseExisting && $isMinItem) {
+				$wrap->collapsed = Inputfield::collapsedYes;
 			} else if($repeaterCollapse == FieldtypeRepeater::collapseAll) {
 				$wrap->collapsed = Inputfield::collapsedYes;
 			}
@@ -393,6 +416,12 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 			if($depth) $wrap->prepend($depth);
 			$wrap->prepend($loaded);
 			
+			if($isMinItem) {
+				// allow this ready item to be added so that minimum is met
+				$wrap->addClass('InputfieldRepeaterMinItem');
+				$isReadyItem = false;
+			}
+			
 			if(!$isReadyItem) {
 				$form->add($wrap);
 				$numVisible++;
@@ -532,11 +561,18 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 		if($this->repeaterMaxItems > 0) {
 			$this->addClass('InputfieldRepeaterMax', 'wrapClass');
 		}
+		if($this->repeaterMinItems > 0) {
+			$this->addClass('InputfieldRepeaterMin', 'wrapClass');
+		}
 		if($this->repeaterDepth > 0) {
 			$this->addClass('InputfieldRepeaterDepth', 'wrapClass');
 		}
+		if($this->accordionMode) {
+			$this->addClass('InputfieldRepeaterAccordion', 'wrapClass');
+		}
 		$this->wrapAttr('data-page', $this->page->id);
 		$this->wrapAttr('data-max', (int) $this->repeaterMaxItems);
+		$this->wrapAttr('data-min', (int) $this->repeaterMinItems);
 		$this->wrapAttr('data-depth', (int) $this->repeaterDepth);
 
 		list($editorUrl, $queryString) = explode('?', $this->page->editUrl());
@@ -550,7 +586,8 @@ class InputfieldRepeater extends Inputfield implements InputfieldItemList {
 				'toggle' => $this->_x('Click to turn item on/off, or double-click to open/collapse all items', 'repeater-item-action'),
 				'clone' => $this->_x('Clone this item?', 'repeater-item-action'),
 				'openAll' => $this->_x('Open all items?', 'repeater-item-action'), 
-				'collapseAll' => $this->_x('Collapse all items?', 'repeater-item-action')
+				'collapseAll' => $this->_x('Collapse all items?', 'repeater-item-action'),
+				'disabledMinMax' => $this->_('This action is disabled per min and/or max item settings.')
 			)
 		));
 

wire/modules/Fieldtype/FieldtypeRepeater/InputfieldRepeater.scss

@@ -12,43 +12,54 @@
 		overflow: hidden;
 		position: relative;
 		
-		.InputfieldRepeaterItemLabel {
-			display: inline-block;
-			padding-left: 0.25em;
-		}
+		.InputfieldRepeaterItemLabel,
 		.InputfieldRepeaterItemControls {
-			padding-right: 0.5em;
-			padding-left: 0.5em;
-			margin-top: 0.5em;
-			position: absolute;
-			top: 0;
-			right: 0;
-			z-index: 1;
-			display: block;
-			white-space: nowrap;
-			height: 100%;
-			
-			.InputfieldRepeaterClone,
-			.InputfieldRepeaterToggle,
-			.InputfieldRepeaterTrash,
-			.toggle-icon {
-				cursor: pointer;
-				float: right;
-			}
-			.InputfieldRepeaterTrash {
-				padding-right: 3px;
-			}
-			.InputfieldRepeaterToggle {
-				margin-right: 1em;
-			}
-			.InputfieldRepeaterClone {
-				margin-right: 1em;
-			}
+			display: none;
 		}
 		
-		.toggle-icon {
-			line-height: 1em;
-			margin-right: 0.5em;
+		&.InputfieldRepeaterHeaderInit {
+			.InputfieldRepeaterItemLabel {
+				display: inline-block;
+				padding-left: 0.25em;
+			}
+			.InputfieldRepeaterItemControls {
+				display: block;
+				padding-right: 0.5em;
+				padding-left: 0.5em;
+				margin-top: 0.5em;
+				position: absolute;
+				top: 0;
+				right: 0;
+				z-index: 1;
+				display: block;
+				white-space: nowrap;
+				height: 100%;
+
+				.InputfieldRepeaterClone,
+				.InputfieldRepeaterToggle,
+				.InputfieldRepeaterTrash,
+				.toggle-icon {
+					cursor: pointer;
+					float: right;
+				}
+				.InputfieldRepeaterTrash {
+					padding-right: 3px;
+				}
+				.InputfieldRepeaterToggle {
+					margin-right: 1em;
+				}
+				.InputfieldRepeaterClone {
+					margin-right: 1em;
+				}
+				.pw-icon-disabled {
+					opacity: 0.3;	
+				}
+			}
+
+			.toggle-icon {
+				line-height: 1em;
+				margin-right: 0.5em;
+			}
 		}
 		
 	}

wire/modules/Fieldtype/FieldtypeRepeater/config.php

@@ -186,11 +186,19 @@ class FieldtypeRepeaterConfigHelper extends Wire {
 		$f->label = $this->_('Remember which repeater items are open?');
 		$f->description = $this->_('When checked, opened repeater items remain open after saving or reloading from the page editor (unless the user closes them).');
 		$f->icon = 'lightbulb-o';
-		if((int) $field->get('rememberOpen')) {
-			$f->attr('checked', 'checked');
-		} else {
-			$f->collapsed = Inputfield::collapsedYes;	
-		}
+		if((int) $field->get('rememberOpen')) $f->attr('checked', 'checked');
+		$f->columnWidth = 50;
+		$inputfields->add($f);
+		
+		// -------------------------------------------------
+		
+		$f = $this->wire('modules')->get('InputfieldCheckbox');
+		$f->attr('name', 'accordionMode');
+		$f->label = $this->_('Use accordion mode?');
+		$f->description = $this->_('When checked, only one repeater item will be open at a time.');
+		$f->icon = 'map-o';
+		if((int) $field->get('accordionMode')) $f->attr('checked', 'checked');
+		$f->columnWidth = 50;
 		$inputfields->add($f);
 
 		// -------------------------------------------------
@@ -200,9 +208,21 @@ class FieldtypeRepeaterConfigHelper extends Wire {
 		$f->attr('name', 'repeaterMaxItems');
 		$f->attr('value', $value > 0 ? $value : '');
 		$f->label = $this->_('Maximum number of items');
-		$f->collapsed = Inputfield::collapsedBlank;
 		$f->description = $this->_('If you need to limit the number of items allowed, enter the limit here (0=no limit).');
 		$f->icon = 'hand-stop-o';
+		$f->columnWidth = 50;
+		$inputfields->add($f);
+		
+		// -------------------------------------------------
+		
+		$value = (int) $field->get('repeaterMinItems');
+		$f = $this->wire('modules')->get('InputfieldInteger');
+		$f->attr('name', 'repeaterMinItems');
+		$f->attr('value', $value > 0 ? $value : '');
+		$f->label = $this->_('Minimum number of items');
+		$f->description = $this->_('This many items will always be open and ready-to-edit (0=no minimum).');
+		$f->icon = 'hand-peace-o';
+		$f->columnWidth = 50;
 		$inputfields->add($f);
 		
 		// -------------------------------------------------

wire/templates-admin/scripts/inputfields.js

@@ -1035,7 +1035,7 @@ function InputfieldStates($target) {
 		if($newTab.hasClass('collapsed10')) InputfieldStateAjaxClick($newTab);
 	});
 	
-	$(document).on('click', '.InputfieldStateToggle, .toggle-icon', function() {
+	$(document).on('click', '.InputfieldStateToggle, .toggle-icon', function(event, data) {
 		
 		var $t = $(this);
 		var $li = $t.closest('.Inputfield');
@@ -1043,8 +1043,14 @@ function InputfieldStates($target) {
 		var $icon = isIcon ? $t : $li.children('.InputfieldHeader, .ui-widget-header').find('.toggle-icon'); 
 		var isCollapsed = $li.hasClass("InputfieldStateCollapsed"); 
 		var wasCollapsed = $li.hasClass("InputfieldStateWasCollapsed");
+		var duration = 100;
+		
 		if($li.hasClass('InputfieldAjaxLoading')) return false;
 		
+		if(typeof data != "undefined") {
+			if(typeof data.duration != "undefined") duration = data.duration;
+		}
+
 		if(isCollapsed && ($li.hasClass('collapsed10') || $li.hasClass('collapsed11'))) {
 			if(InputfieldStateAjaxClick($li)) return false;
 		}
@@ -1052,7 +1058,7 @@ function InputfieldStates($target) {
 		if(isCollapsed || wasCollapsed || isIcon) {
 			$li.addClass('InputfieldStateWasCollapsed'); // this class only used here
 			$li.trigger(isCollapsed ? 'openReady' : 'closeReady');
-			$li.toggleClass('InputfieldStateCollapsed', 100, function() {
+			$li.toggleClass('InputfieldStateCollapsed', duration, function() {
 				if(isCollapsed) {
 					$li.trigger('opened');
 					if($li.hasClass('InputfieldColumnWidth')) $li.children('.InputfieldContent').show();