95 lines
2.7 KiB
PHP
Executable File
95 lines
2.7 KiB
PHP
Executable File
<?php
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/**
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* SelectionGroup represents a number of fields that are selectable by a radio button that appears at
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* the beginning of each item. Using CSS, you can configure the field to only display its contents if
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* the corresponding radio button is selected.
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*/
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class SelectionGroup extends CompositeField {
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/**
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* Create a new selection group.
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* @param name The field name of the selection group.
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* @param items The list of items to show. This should be a map. The keys will be the radio
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* button option names, and the values should be the associated field to display. If you want,
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* you can make this field a composite field.
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*
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* If you want to a have a title that is different from the value of the key, you can express it
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* as "InternalVal//This is the Title"
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*/
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function __construct($name, $items) {
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$this->name = $name;
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parent::__construct($items);
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Requirements::css('sapphire/css/SelectionGroup.css');
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}
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/**
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* Return a readonly version of this field. Keeps the composition but returns readonly
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* versions of all the children
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*/
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public function performDisabledTransformation($trans) {
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$newChildren = array();
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if($this->children) foreach($this->children as $idx => $child) {
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if(is_object($child)) {
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$child = $child->transform($trans);
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}
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$newChildren[$idx] = $child;
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}
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$this->children = new FieldSet($newChildren);
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$this->readonly = true;
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return $this;
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}
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function FieldSet() {
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$items = parent::FieldSet()->toArray();
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if(!$items || !in_array($this->value, array_keys($items))) {
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$firstSelected = " class=\"selected\"";
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$checked = " checked=\"checked\"";
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}
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$count = 0;
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foreach($items as $key => $item) {
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if(strpos($key,'//') !== false) {
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list($key,$title) = explode('//', $key,2);
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} else {
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$title = $key;
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}
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if($this->value == $key) {
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$firstSelected = " class=\"selected\"";
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$checked = " checked=\"checked\"";
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}
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$itemID = $this->ID() . '_' . (++$count);
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$extra = array(
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"RadioButton" => "<input class=\"selector\" type=\"radio\" id=\"$itemID\" name=\"$this->name\" value=\"$key\"$checked />",
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"RadioLabel" => "<label for=\"$itemID\">$title</label>",
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"Selected" => $firstSelected,
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);
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if(is_object($item)) $newItems[] = $item->customise($extra);
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else $newItems[] = new ArrayData($extra);
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$firstSelected = $checked ="";
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}
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return new DataObjectSet($newItems);
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}
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function hasData() {
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return true;
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}
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function FieldHolder() {
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Requirements::javascript('jsparty/prototype.js');
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Requirements::javascript('jsparty/behaviour.js');
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Requirements::javascript('jsparty/prototype_improvements.js');
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Requirements::javascript('sapphire/javascript/SelectionGroup.js');
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return $this->renderWith("SelectionGroup");
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}
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}
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?>
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