[Решено] Вывод данных в js - Общие вопросы по расширениям Joomla

<field name="PLG_SMOOTH_SPEED" type="text" extension="plg_system_smooth_scroll_speed" description="PLG_SMOOTH_SPEED_DESC"/>

if( $displayData['params']->get('plg_system_smooth_scroll_speed')!= '' ) {
?> бла бла бла и <?php echo $displayData['params']->get('plg_system_smooth_scroll_speed'); ?> бла бла бла <?php
}

<?php echo $displayData['params']->get('plg_system_smooth_scroll_speed'); ?>

<config>
		<fields name="params">
			<fieldset name="basic">
				<field name="PLG_SMOOTH_SPEED" type="text" extension="plg_system_s1" description="PLG_SMOOTH_SPEED_DESC"/>
				<field name="PLG_SMOOTH_HEIGHT" type="text" extension="plg_system_h1" description="PLG_SMOOTH_HEIGHT_DESC"/>
			</fieldset>
		</fields>
	</config>

PLG_SMOOTH_SCROLL="Плагин - плавный скроллинг"
PLG_SMOOTH_SCROLL_DESC="Плагин - плавный скроллинг для Joomla 3.0+"
PLG_SMOOTH_HEIGHT="ВЫСОТА"
PLG_SMOOTH_HEIGHT_DESC="ВЫСОТА ПРОКРУТКИ"
PLG_SMOOTH_SPEED="СКОРОСТЬ"
PLG_SMOOTH_SPEED_DESC="СКОРОСТЬ ПРОКРУТКИ"

var ssc_framerate = 150;
var ssc_animtime = 500;
var ssc_stepsize = 150;
var ssc_pulseAlgorithm = true;
var ssc_pulseScale = 6;
var ssc_pulseNormalize = 1;
var ssc_keyboardsupport = true;
var ssc_arrowscroll = 50;
var ssc_frame = false;
var ssc_direction = {
  x: 0,
  y: 0
};

$doc->addScriptDeclaration('      jQuery(document).ready(function() {jQuery("a[rel^=\"prettyPhoto\"]").prettyPhoto({'.ltrim($ppparams,",").'})}); //v.4.315');

$doc->addScriptDeclaration($my_script);

<?php echo $displayData['params']->get('plg_system_smooth_scroll_speed'); ?>

Parse error: syntax error, unexpected 'params' (T_STRING) in C:\open\OpenServer\domains\intechnic.pro\plugins\system\smooth_scroll\smooth_scroll.php on line 281

$ssc_stepsize="var ssc_stepsize = 150;";

Parse error: syntax error, unexpected 'params' (T_STRING) in C:\open\OpenServer\domains\intechnic.pro\plugins\system\smooth_scroll\smooth_scroll.php on line 281

<?php


//no direct access
defined('_JEXEC') or die('Restricted Access');
if( $displayData['params']->get('cackle_appID')!= '' ) {
?>
	
<div id="mc-container"></div>
<script type="text/javascript">
cackle_widget = window.cackle_widget || [];
cackle_widget.push({widget: 'Comment', id: <?php echo $displayData['params']->get('cackle_appID'); ?>});
(function() {
    var mc = document.createElement('script');
    mc.type = 'text/javascript';
    mc.async = true;
    mc.src = ('https:' == document.location.protocol ? 'https' : 'http') + '://cackle.me/widget.js';
    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(mc, s.nextSibling);
})();
</script>
<?php
}

$doc->addScript(JURI::base().'media/smooth_scroll/js/jquery.smooth-scroll.min.js');

		$doc->addScriptDeclaration('   jQuery(document).ready(function() { ssc_stepsize = $displayData['params']->get('speed'); }); ');

Parse error: syntax error, unexpected 'params' (T_STRING) in C:\open\OpenServer\domains\intechnic.pro\plugins\system\smooth_scroll\smooth_scroll.php on line 37

$mySpeed=$displayData['params']->get('speed');
echo $mySpeed;

$doc->addScriptDeclaration("jQuery(document).ready(function(){ssc_stepsize=".$displayData['params']->get('speed').";})");

	<fields name="params" addfieldpath="/plugins/system/smooth_scroll">
			<fieldset name="basic">
				<field name="speed" type="text"  label="PLG_SMOOTH_SPEED" description="PLG_SMOOTH_SPEED_DESC" />
				<field name="height" type="text"  label="PLG_SMOOTH_HEIGHT" description="PLG_SMOOTH_HEIGHT_DESC" />
		        </fieldset>
		</fields>
	</config>
</extension>

Fatal error: Call to a member function get() on null in C:\open\OpenServer\domains\intechnic.pro\plugins\system\smooth_scroll\smooth_scroll.php on line 4

	            <fieldset name="basic" addfieldpath="/plugins/system/helix3/fields">
			
<field name="cackle_appID" type="text" class="child comment_engine comment_engine_cackle" label="HELIX_CACKLE_ID" description="HELIX_CACKLE_ID_DESC" />

var_dump($this->params->get('speed'));

$doc->addScriptDeclaration("jQuery(document).ready(function(){ssc_stepsize=".$this->params->get('speed').";})");