Added a couple of PHP form plugin hooks, for onJSReady and onJSOpts.

Lastter is semi useful, can tweak form's JS options, which are in
$formModel->jsOpts.  Like, for setting group repeat max dynamically,
with $formModel->jsOpts->maxRepeat[x] = y;

components/com_fabrik/models/form.php

@@ -275,6 +275,16 @@ class FabrikFEModelForm extends FabModelForm
 	 */
 	public $formPluginShim = array();
 
+	/**
+	 * JS options on load, only used when calling onJSOpts plugin
+	 * so plugin code can access and modify them
+	 *
+	 * @since 3.2
+	 *
+	 * @var array
+	 */
+	public $jsOpts = null;
+
 	/**
 	 * Constructor
 	 *

components/com_fabrik/views/form/view.base.php

@@ -366,6 +366,7 @@ protected function _addJavascript($listId)
 	{
 		$app = JFactory::getApplication();
 		$package = $app->getUserState('com_fabrik.package', 'fabrik');
+		$pluginManager = FabrikWorker::getPluginManager();
 		$input = $app->input;
 		$document = JFactory::getDocument();
 		$model = $this->getModel();
@@ -454,7 +455,11 @@ protected function _addJavascript($listId)
 		FabrikHelperHTML::tips('.hasTip', array(), "$('$bkey')");
 		$model->getFormCss();
 		$opts = $this->jsOpts();
-		$opts = json_encode($opts);
+
+		$model->jsOpts = $opts;
+		$res = $pluginManager->runPlugins('onJSOpts', $model);
+
+		$opts = json_encode($model->jsOpts);
 
 		if (!FabrikHelperHTML::inAjaxLoadedPage())
 		{
@@ -557,7 +562,6 @@ protected function _addJavascript($listId)
 			$script[] = "new FloatingTips('#" . $bkey . " .fabrikTip', " . json_encode($tipOpts) . ");";
 		}
 
-		$pluginManager = FabrikWorker::getPluginManager();
 		$res = $pluginManager->runPlugins('onJSReady', $model);
 
 		if (in_array(false, $res))

plugins/fabrik_form/php/forms/fields.xml

@@ -14,6 +14,8 @@
 					<option value="">PLG_FORM_PHP_PROCESS_NEVER</option>
 					<option value="onBeforeLoad">PLG_FORM_PHP_PROCESS_ONBEFORELOAD</option>
 					<option value="onLoad">PLG_FORM_PHP_PROCESS_ONLOAD</option>
+					<option value="onJSReady">PLG_FORM_PHP_PROCESS_ONJSREADY</option>
+					<option value="onJSOpts">PLG_FORM_PHP_PROCESS_ONJSOPTS</option>
 					<option value="onCanEditGroup">PLG_FORM_PHP_PROCESS_ONCANEDITGROUP</option>
 					<option value="onBeforeProcess">PLG_FORM_PHP_PROCESS_ONBEFOREPROCESS</option>
 					<option value="onBeforeStore">PLG_FORM_PHP_PROCESS_ONBEFORESTORE</option>

plugins/fabrik_form/php/language/en-GB/en-GB.plg_fabrik_form_php.ini

@@ -14,6 +14,8 @@ PLG_FORM_PHP_REQUIRE_ONCE_LABEL="Require Once"
 PLG_FORM_PHP_PROCESS_NEVER="Never"
 PLG_FORM_PHP_PROCESS_ONBEFORELOAD="Before the form data is loaded (onBeforeLoad)"
 PLG_FORM_PHP_PROCESS_ONLOAD="Before the form is loaded (onLoad)"
+PLG_FORM_PHP_PROCESS_ONJSREADY="When the form JS is assembled and ready during page load (onJSReady)"
+PLG_FORM_PHP_PROCESS_ONJSOPTS="Prior to JSON encoding of main JS options, in $opts (onJSOpts)"
 PLG_FORM_PHP_PROCESS_ONCANEDITGROUP="While groups are rendered on the form (onCanEditGroup)"
 PLG_FORM_PHP_PROCESS_ONBEFOREPROCESS="Start of form submission (onBeforeProcess)"
 PLG_FORM_PHP_PROCESS_ONBEFORESTORE="After any images have been uploaded (onBeforeStore)"

plugins/fabrik_form/php/php.php

@@ -295,6 +295,44 @@ public function onBeforeLoad()
 		return true;
 	}
 
+	/**
+	 * Run during form rendering, when all the form's JS is assembled and ready
+	 * data found in $formModel->data
+	 *
+	 * @return	bool
+	 */
+
+	public function onJSReady()
+	{
+		$params = $this->getParams();
+
+		if ($params->get('only_process_curl') == 'onJSReady')
+		{
+			return $this->_runPHP();
+		}
+
+		return true;
+	}
+
+	/**
+	 * Run during form rendering, when all the form's JS is assembled and ready
+	 * data found in $formModel->data
+	 *
+	 * @return	bool
+	 */
+
+	public function onJSOpts(&$opts)
+	{
+		$params = $this->getParams();
+
+		if ($params->get('only_process_curl') == 'onJSOpts')
+		{
+			return $this->_runPHP();
+		}
+
+		return true;
+	}
+
 	/**
 	 * Process the plugin, called when form is submitted
 	 *