Minor - fix php notices

plugin/add_cas_login_button/plugin.php

@@ -32,9 +32,15 @@ $tab_default_add_cas_login_button_cas_button_label = api_get_setting('add_cas_lo
 $tab_default_add_cas_login_button_cas_button_comment = api_get_setting('add_cas_login_button_cas_button_comment');
 $tab_default_add_cas_login_button_cas_image_url = api_get_setting('add_cas_login_button_cas_image_url');
 $defaults = [];
-$defaults['cas_button_label'] = $tab_default_add_cas_login_button_cas_button_label['add_cas_login_button'];
-$defaults['cas_button_comment'] = $tab_default_add_cas_login_button_cas_button_comment['add_cas_login_button'];
-$defaults['cas_image_url'] = $tab_default_add_cas_login_button_cas_image_url['add_cas_login_button'];
+if ($tab_default_add_cas_login_button_cas_button_label) {
+    $defaults['cas_button_label'] = $tab_default_add_cas_login_button_cas_button_label['add_cas_login_button'];
+}
+if ($tab_default_add_cas_login_button_cas_button_comment) {
+    $defaults['cas_button_comment'] = $tab_default_add_cas_login_button_cas_button_comment['add_cas_login_button'];
+}
+if ($tab_default_add_cas_login_button_cas_image_url) {
+    $defaults['cas_image_url'] = $tab_default_add_cas_login_button_cas_image_url['add_cas_login_button'];
+}
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;

plugin/add_cas_logout_button/plugin.php

@@ -30,9 +30,17 @@ $form->addButtonSave(get_lang('Save'), 'submit_button');
 $tab_default_add_cas_logout_button_cas_logout_label = api_get_setting('add_cas_logout_button_cas_logout_label');
 $tab_default_add_cas_logout_button_cas_logout_comment = api_get_setting('add_cas_logout_button_cas_logout_comment');
 $tab_default_add_cas_logout_button_cas_logout_image_url = api_get_setting('add_cas_logout_button_cas_logout_image_url');
-$defaults['cas_logout_label'] = $tab_default_add_cas_logout_button_cas_logout_label['add_cas_logout_button'];
-$defaults['cas_logout_comment'] = $tab_default_add_cas_logout_button_cas_logout_comment['add_cas_logout_button'];
-$defaults['cas_logout_image_url'] = $tab_default_add_cas_logout_button_cas_logout_image_url['add_cas_logout_button'];
+if ($tab_default_add_cas_logout_button_cas_logout_label) {
+    $defaults['cas_logout_label'] = $tab_default_add_cas_logout_button_cas_logout_label['add_cas_logout_button'];
+}
+if ($tab_default_add_cas_logout_button_cas_logout_comment) {
+    $defaults['cas_logout_comment'] = $tab_default_add_cas_logout_button_cas_logout_comment['add_cas_logout_button'];
+}
+
+if ($tab_default_add_cas_logout_button_cas_logout_image_url) {
+    $defaults['cas_logout_image_url'] = $tab_default_add_cas_logout_button_cas_logout_image_url['add_cas_logout_button'];
+}
+
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;

plugin/add_facebook_login_button/plugin.php

@@ -33,7 +33,10 @@ $form->addButtonSave(get_lang('Save'), 'submit_button');
 $tab_default_add_facebook_login_button_facebook_button_url = api_get_setting(
     'add_facebook_login_button_facebook_button_url'
 );
-$defaults['facebook_button_url'] = $tab_default_add_facebook_login_button_facebook_button_url['add_facebook_login_button'];
+if ($tab_default_add_facebook_login_button_facebook_button_url) {
+    $defaults['facebook_button_url'] = $tab_default_add_facebook_login_button_facebook_button_url['add_facebook_login_button'];
+}
+
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;

plugin/add_shibboleth_login_button/plugin.php

@@ -52,9 +52,18 @@ $tab_default_add_shibboleth_login_button_shibboleth_image_url = api_get_setting(
     'add_shibboleth_login_button_shibboleth_image_url'
 );
 $defaults = [];
-$defaults['shibboleth_button_label'] = $tab_default_add_shibboleth_login_button_shibboleth_button_label['add_shibboleth_login_button'];
-$defaults['shibboleth_button_comment'] = $tab_default_add_shibboleth_login_button_shibboleth_button_comment['add_shibboleth_login_button'];
-$defaults['shibboleth_image_url'] = $tab_default_add_shibboleth_login_button_shibboleth_image_url['add_shibboleth_login_button'];
+if ($tab_default_add_shibboleth_login_button_shibboleth_button_label) {
+    $defaults['shibboleth_button_label'] = $tab_default_add_shibboleth_login_button_shibboleth_button_label['add_shibboleth_login_button'];
+}
+
+if ($tab_default_add_shibboleth_login_button_shibboleth_button_comment) {
+    $defaults['shibboleth_button_comment'] = $tab_default_add_shibboleth_login_button_shibboleth_button_comment['add_shibboleth_login_button'];
+}
+
+if ($tab_default_add_shibboleth_login_button_shibboleth_image_url) {
+    $defaults['shibboleth_image_url'] = $tab_default_add_shibboleth_login_button_shibboleth_image_url['add_shibboleth_login_button'];
+}
+
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;

plugin/ext_auth_chamilo_logout_button_behaviour/plugin.php

@@ -36,11 +36,23 @@ $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_infobulle
 $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_image = api_get_setting('ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_image');
 $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_onoff = api_get_setting('ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_onoff');
 $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_text = api_get_setting('ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_text');
-$defaults['eaclbb_form_link_url'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_url['eaclbb_form_link_url'];
-$defaults['eaclbb_form_link_infobulle'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_infobulle['eaclbb_form_link_infobulle'];
-$defaults['eaclbb_form_link_image'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_image['eaclbb_form_link_image'];
-$defaults['eaclbb_form_alert_onoff'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_onoff['eaclbb_form_alert_onoff'];
-$defaults['eaclbb_form_alert_text'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_text['eaclbb_form_alert_text'];
+if ($tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_url) {
+    $defaults['eaclbb_form_link_url'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_url['eaclbb_form_link_url'];
+}
+
+if ($tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_infobulle) {
+    $defaults['eaclbb_form_link_infobulle'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_infobulle['eaclbb_form_link_infobulle'];
+}
+
+if ($tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_image) {
+    $defaults['eaclbb_form_link_image'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_link_image['eaclbb_form_link_image'];
+}
+if ($tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_onoff) {
+    $defaults['eaclbb_form_alert_onoff'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_onoff['eaclbb_form_alert_onoff'];
+}
+if ($tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_text) {
+    $defaults['eaclbb_form_alert_text'] = $tab_default_ext_auth_chamilo_logout_button_behaviour_eaclbb_form_alert_text['eaclbb_form_alert_text'];
+}
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;

plugin/formLogin_hide_unhide/plugin.php

@@ -27,7 +27,10 @@ $form->addElement('text', 'label', 'Text label', '');
 //get default value
 $tab_default_formLogin_hide_unhide_label = api_get_setting('formLogin_hide_unhide_label');
 $defaults = [];
-$defaults['label'] = $tab_default_formLogin_hide_unhide_label['formLogin_hide_unhide'];
+if ($tab_default_formLogin_hide_unhide_label) {
+    $defaults['label'] = $tab_default_formLogin_hide_unhide_label['formLogin_hide_unhide'];
+}
+
 $form->setDefaults($defaults);
 //display form
 $plugin_info['settings_form'] = $form;