<?php /** * ReadonlyField with added toggle-capabilities - will preview the first sentence of the contained text-value, * and show the full content by a javascript-switch. * * Caution: Strips HTML-encoding for the preview. * @package forms * @subpackage fields-dataless */ class ToggleField extends ReadonlyField { /** * @var $labelMore string Text shown as a link to see the full content of the field */ public $labelMore; /** * @var $labelLess string Text shown as a link to see the partial view of the field content */ public $labelLess; /** * @see Text * @var $truncateMethod string (FirstSentence|FirstParagraph) */ public $truncateMethod = 'FirstSentence'; /** * @var $truncateChars int Number of chars to preview (optional). * Truncating will be applied with $truncateMethod by default. */ public $truncateChars; /** * @param name The field name * @param title The field title * @param value The current value */ function __construct($name, $title = "", $value = "") { $this->labelMore = _t('ToggleField.MORE', 'more'); $this->labelLess = _t('ToggleField.LESS', 'less'); $this->startClosed(true); parent::__construct($name, $title, $value); } function Field($properties = array()) { $content = ''; Requirements::javascript(FRAMEWORK_DIR . "/thirdparty/prototype/prototype.js"); Requirements::javascript(FRAMEWORK_DIR . "/thirdparty/behaviour/behaviour.js"); Requirements::javascript(FRAMEWORK_DIR . "/javascript/ToggleField.js"); if($this->startClosed) $this->addExtraClass('startClosed'); $valforInput = $this->value ? Convert::raw2att($this->value) : ""; $rawInput = Convert::html2raw($valforInput); if($this->charNum) $reducedVal = substr($rawInput,0,$this->charNum); else $reducedVal = DBField::create_field('Text',$rawInput)->{$this->truncateMethod}(); // only create togglefield if the truncated content is shorter if(strlen($reducedVal) < strlen($rawInput)) { $content = <<<HTML <div class="readonly typography contentLess" style="display: none"> $reducedVal <a href="#" class="triggerMore">$this->labelMore</a> </div> <div class="readonly typography contentMore"> $this->value <a href="#" class="triggerLess">$this->labelLess</a> </div> <br /> <input type="hidden" name="$this->name" value="$valforInput" /> HTML; } else { $this->dontEscape = true; $content = parent::Field(); } return $content; } /** * Determines if the field should render open or closed by default. * * @param boolean */ public function startClosed($bool) { ($bool) ? $this->addExtraClass('startClosed') : $this->removeExtraClass('startClosed'); } function Type() { return "toggleField"; } }