XOOPS / XoopsCore

htdocs/modules/smilies/class/SmiliesProvider.php

Spacing +4 added lines, -4 removed lines

@@ -95,9 +95,9 @@ 
      */
     public function renderEmojiSelector(Response $response, $identifier)
     {
-        $selector =  '<button type="button" class="btn btn-default btn-sm" alt="'
-            . \XoopsLocale::SMILIES . '" title="' . \XoopsLocale::SMILIES . '" onclick=\'openWithSelfMain("'
-            . \XoopsBaseConfig::get('url') . '/modules/smilies/include/popup.php?target=' . $identifier
+        $selector = '<button type="button" class="btn btn-default btn-sm" alt="'
+            . \XoopsLocale::SMILIES.'" title="'.\XoopsLocale::SMILIES.'" onclick=\'openWithSelfMain("'
+            . \XoopsBaseConfig::get('url').'/modules/smilies/include/popup.php?target='.$identifier
             . '","smilies",300,650);\' onmouseover=\'style.cursor="hand"\'>'
             . '<span class="fa fa-fw fa-smile-o" aria-hidden="true"></span></button>';
 
@@ -120,7 +120,7 @@ 
                 $emoji['name'] = $smile['smiley_code'];
                 $emoji['description'] = $smile['smiley_emotion'];
                 $emoji['rendered'] =
-                    '<img src="' . $smile['smiley_url'] . '" alt="' . $smile['smiley_emotion'] . '" />';
+                    '<img src="'.$smile['smiley_url'].'" alt="'.$smile['smiley_emotion'].'" />';
                 $emojiList[] = $emoji;
             }
         }

xoops_lib/Xoops/Html/Attributes.php

Spacing +11 added lines, -11 removed lines

@@ -50,11 +50,11 @@ 
     public function add($name, $value)
     {
         if (is_scalar($value)) {
-            $value = explode(' ', (string) $value);
+            $value = explode(' ', (string)$value);
         }
         $values = $this->get($name, []);
         if (is_scalar($values)) {
-            $values = (array) $values;
+            $values = (array)$values;
         }
         foreach ($value as $v) {
             if (!in_array($v, $values)) {
@@ -78,7 +78,7 @@ 
      */
     public function suppressRender($names)
     {
-        $names = (array) $names;
+        $names = (array)$names;
         $this->suppressRenderAttributes = array_unique(
             array_merge($this->suppressRenderAttributes, $names)
         );
@@ -126,16 +126,16 @@ 
             }
             if (is_array($value)) {
                 // arrays can be used for class attributes, space separated
-                $set = '="' . htmlspecialchars(implode(' ', $value), ENT_QUOTES) .'"';
-            } elseif ($value===null) {
+                $set = '="'.htmlspecialchars(implode(' ', $value), ENT_QUOTES).'"';
+            } elseif ($value === null) {
                 // null indicates attribute minimization (name only,) like autofocus or readonly
                 $set = '';
             } elseif (0 === strncmp($name, 'on', 2)) {
-                $set = '="' . str_replace('&', '&', htmlspecialchars($value, ENT_COMPAT)) . '"';
+                $set = '="'.str_replace('&', '&', htmlspecialchars($value, ENT_COMPAT)).'"';
             } else {
-                $set = '="' . htmlspecialchars($value, ENT_QUOTES) . '"';
+                $set = '="'.htmlspecialchars($value, ENT_QUOTES).'"';
             }
-            $rendered .= htmlspecialchars($name, ENT_QUOTES) . $set . ' ';
+            $rendered .= htmlspecialchars($name, ENT_QUOTES).$set.' ';
         }
         return $rendered;
     }
@@ -235,7 +235,7 @@ 
      */
     public function getNames()
     {
-        return array_keys((array) $this);
+        return array_keys((array)$this);
     }
 
     /**
@@ -311,8 +311,8 @@ 
 
         $likeSet = array();
         foreach ($this as $k => $v) {
-            if (substr($k, 0, strlen($nameLike))==$nameLike) {
-                $likeSet[$k]=$v;
+            if (substr($k, 0, strlen($nameLike)) == $nameLike) {
+                $likeSet[$k] = $v;
             }
         }
         return $likeSet;

xoops_lib/Xoops/Core/Text/Sanitizer/Extensions/YouTube.php

Spacing +6 added lines, -6 removed lines

@@ -30,7 +30,7 @@ 
      */
     protected static $defaultConfiguration = [
         'enabled' => true,
-        'enable_youtube_entry' => true,  // false to disable entry button in editor, existing content will still play
+        'enable_youtube_entry' => true, // false to disable entry button in editor, existing content will still play
         'template' => '<div class="embed-responsive %4$s">
             <iframe class="embed-responsive-item" width="%2$d" height="%3$d" src="https://www.youtube.com/embed/%1$s" frameborder="0" allowfullscreen></iframe>
             </div>',
@@ -99,7 +99,7 @@ 
     {
         $this->shortcodes->addShortcode(
             'youtube',
-            function ($attributes, $content, $tagName) {
+            function($attributes, $content, $tagName) {
                 if (array_key_exists(0, $attributes) && '=' === substr($attributes[0], 0, 1)) {
                     $args = ltrim($attributes[0], '=');
                     list($width, $height) = explode(',', $args);
@@ -112,8 +112,8 @@ 
                     ];
                     $cleanAttributes = $this->shortcodes->shortcodeAttributes($defaults, $attributes);
                     $url = $cleanAttributes['url'];
-                    $width = (int) $cleanAttributes['width'];
-                    $height = (int) $cleanAttributes['height'];
+                    $width = (int)$cleanAttributes['width'];
+                    $height = (int)$cleanAttributes['height'];
                 }
 
                 // from: http://stackoverflow.com/questions/2936467/parse-youtube-video-id-using-preg-match/6382259#6382259
@@ -137,10 +137,10 @@ 
                         break;
                 }
 
-                $aspectRatio = $width/$height; // 16x9 = 1.777777778, 4x3 = 1.333333333
+                $aspectRatio = $width / $height; // 16x9 = 1.777777778, 4x3 = 1.333333333
                 $responsiveAspect = ($aspectRatio < 1.4) ? 'embed-responsive-4by3' : 'embed-responsive-16by9';
                 if ($width < 17 && $height < 10) {
-                    $scale = (int) 640 / $width;
+                    $scale = (int)640 / $width;
                     $width = $width * $scale;
                     $height = $height * $scale;
                 }

xoops_lib/Xoops/Core/Text/Sanitizer/Extensions/Mms.php

Spacing +2 added lines, -2 removed lines

@@ -30,7 +30,7 @@ 
      */
     protected static $defaultConfiguration = [
         'enabled' => false,
-        'enable_mms_entry' => false,  // false to disable entry button in editor, existing content will still play
+        'enable_mms_entry' => false, // false to disable entry button in editor, existing content will still play
     ];
 
     /**
@@ -88,7 +88,7 @@ 
     {
         $this->shortcodes->addShortcode(
             'mms',
-            function ($attributes, $content, $tagName) {
+            function($attributes, $content, $tagName) {
                 $args = ltrim($attributes[0], '=');
                 list($width, $height) = explode(',', $args);
                 $url = $content;

xoops_lib/Xoops/Core/Text/Sanitizer/Extensions/Flash.php

Spacing +2 added lines, -2 removed lines

@@ -34,7 +34,7 @@ 
         'template' => '<object type="application/x-shockwave-flash" data="%1$s" width="%2$d" height="%3$d"></object>',
         'fallback_width'  => "320",
         'fallback_height' => "240",
-        'enable_flash_entry' => false,  // false to disable entry button in editor, existing content will still play
+        'enable_flash_entry' => false, // false to disable entry button in editor, existing content will still play
     ];
 
     /**
@@ -98,7 +98,7 @@ 
      */
     public function registerExtensionProcessing()
     {
-        $function = function ($attributes, $content, $tagName) {
+        $function = function($attributes, $content, $tagName) {
             if (array_key_exists(0, $attributes) && '=' === substr($attributes[0], 0, 1)) {
                 $args = ltrim($attributes[0], '=');
                 list($width, $height) = explode(',', $args);

xoops_lib/Xoops/Core/Text/Sanitizer/Extensions/Wmp.php

Spacing +7 added lines, -7 removed lines

@@ -30,7 +30,7 @@ 
      */
     protected static $defaultConfiguration = [
         'enabled' => false,
-        'enable_wmp_entry' => false,  // false to disable entry button in editor, existing content will still play
+        'enable_wmp_entry' => false, // false to disable entry button in editor, existing content will still play
         ];
 
     /**
@@ -86,18 +86,18 @@ 
     {
         $this->shortcodes->addShortcode(
             'wmp',
-            function ($attributes, $content, $tagName) {
+            function($attributes, $content, $tagName) {
                 $args = ltrim($attributes[0], '=');
                 list($width, $height) = explode(',', $args);
                 $url = $content;
 
                 $template = '<object classid="clsid:6BF52A52-394A-11D3-B153-00C04F79FAA6"'
-                    . ' id="WindowsMediaPlayer" width="%2$s" height="%3$s">' . "\n"
-                    . '<param name="URL" value="%1$s">'. "\n"
-                    . '<param name="AutoStart" value="0">' . "\n"
+                    . ' id="WindowsMediaPlayer" width="%2$s" height="%3$s">'."\n"
+                    . '<param name="URL" value="%1$s">'."\n"
+                    . '<param name="AutoStart" value="0">'."\n"
                     . '<embed autostart="0" src="%1$s" type="video/x-ms-wmv" width="%2$s" height="%3$s"'
-                    . ' controls="ImageWindow" console="cons"> </embed>' . "\n"
-                    . '</object>' . "\n";
+                    . ' controls="ImageWindow" console="cons"> </embed>'."\n"
+                    . '</object>'."\n";
                 $newContent = sprintf($template, $url, $width, $height);
                 return $newContent;
             }

xoops_lib/Xoops/Core/Text/Sanitizer/Extensions/Rtsp.php

Spacing +2 added lines, -2 removed lines

@@ -30,7 +30,7 @@ 
      */
     protected static $defaultConfiguration = [
         'enabled' => false,
-        'enable_rtsp_entry' => false,  // false to disable entry button in editor, existing content will still play
+        'enable_rtsp_entry' => false, // false to disable entry button in editor, existing content will still play
     ];
 
     /**
@@ -88,7 +88,7 @@ 
 
         $this->shortcodes->addShortcode(
             'rtsp',
-            function ($attributes, $content, $tagName) {
+            function($attributes, $content, $tagName) {
                 $args = ltrim($attributes[0], '=');
                 list($width, $height) = explode(',', $args);
                 $url = $content;

xoops_lib/Xoops/Core/Text/Sanitizer/ExtensionAbstract.php

Spacing +4 added lines, -4 removed lines

@@ -69,12 +69,12 @@
         $altText = $this->ts->escapeForJavascript($altText);
 
         $buttonCode = '<button type="button" class="btn btn-default btn-sm" '
-            . ' alt="' . $altText .'" title="' . $altText . '"'
-            . ' onclick="' . $onclick . '(\'' . $textAreaId . '\'';
+            . ' alt="'.$altText.'" title="'.$altText.'"'
+            . ' onclick="'.$onclick.'(\''.$textAreaId.'\'';
         foreach ($prompts as $prompt) {
-            $buttonCode .= ', \'' . $this->ts->escapeForJavascript($prompt) . '\'';
+            $buttonCode .= ', \''.$this->ts->escapeForJavascript($prompt).'\'';
         }
-        $buttonCode .= ');" /><span class="' . $iconClass . '" aria-hidden="true"></span></button>';
+        $buttonCode .= ');" /><span class="'.$iconClass.'" aria-hidden="true"></span></button>';
 
         return $buttonCode;
     }

xoops_lib/Xoops/Form/Renderer/Bootstrap3Renderer.php

Indentation +35 added lines, -35 removed lines

@@ -44,32 +44,32 @@ 
 		return '';
     }*/
 
-	/**
+    /**
      * Render support for XoopsFormButton
      *
      * @param XoopsFormButton $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormButton(\Xoops\Form\Button $element):string
+    protected function renderXoopsFormButton(\Xoops\Form\Button $element):string
     {
-		if (false == $element->hasClassLike('btn')) {
-			$element->add('class', 'btn btn-default');
-		}
-		$attributes = $element->renderAttributeString();
+        if (false == $element->hasClassLike('btn')) {
+            $element->add('class', 'btn btn-default');
+        }
+        $attributes = $element->renderAttributeString();
         return '<input ' . $attributes . $element->getExtra() .' >';
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormButtonTray
      *
      * @param XoopsFormButtonTray $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormButtonTray(\Xoops\Form\ButtonTray $element):string
+    protected function renderXoopsFormButtonTray(\Xoops\Form\ButtonTray $element):string
     {
-		$ret = '';
+        $ret = '';
         $element->add('class', 'btn');
         $class = 'class="' . $element->getClass() . '"';
 
@@ -84,16 +84,16 @@ 
             . ' <input type="reset"' . $class . ' name="reset"  id="reset" value="' . \XoopsLocale::A_RESET . '" />'
             . ' <input ' . $attributes . $element->getExtra() . ' />';
         return $ret;
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormColorPicker
      *
      * @param XoopsFormColorPicker $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormColorPicker(\Xoops\Form\ColorPicker $element):string
+    protected function renderXoopsFormColorPicker(\Xoops\Form\ColorPicker $element):string
     {
         $xoops = \Xoops::getInstance();
         if ($xoops->theme()) {
@@ -118,16 +118,16 @@ 
         $ret .= '</span></div>';
 
         return $ret;
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormDateSelect
      *
      * @param XoopsFormDateSelect $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormDateSelect(\Xoops\Form\DateSelect $element):string
+    protected function renderXoopsFormDateSelect(\Xoops\Form\DateSelect $element):string
     {
         $xoops = \Xoops::getInstance();
 
@@ -138,7 +138,7 @@ 
             $element->add('list', 'list_' . $element->getName());
         }
 
-		$element->add('class', 'form-control');
+        $element->add('class', 'form-control');
         $element->suppressRender(['value']);
         $attributes = $element->renderAttributeString();
 
@@ -164,16 +164,16 @@ 
         $ret .= '</span></div>';
 
         return $ret;
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormDhtmlTextArea
      *
      * @param XoopsFormDhtmlTextArea $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormDhtmlTextArea(\Xoops\Form\DhtmlTextArea $element):string
+    protected function renderXoopsFormDhtmlTextArea(\Xoops\Form\DhtmlTextArea $element):string
     {
         if ($element->htmlEditor && is_object($element->htmlEditor)) {
             if (!isset($element->htmlEditor->isEnabled) || $element->htmlEditor->isEnabled) {
@@ -216,30 +216,30 @@ 
             $js_loaded = true;
         }
         return $ret;
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormPassword
      *
      * @param XoopsFormPassword $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormPassword(\Xoops\Form\Password $element):string
+    protected function renderXoopsFormPassword(\Xoops\Form\Password $element):string
     {
         $element->add('class', 'form-control');
-		$attributes = $element->renderAttributeString();
+        $attributes = $element->renderAttributeString();
         return '<input ' . $attributes . $element->getExtra() .' >';
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormSelect
      *
      * @param XoopsFormSelect $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormSelect(\Xoops\Form\Select $element):string
+    protected function renderXoopsFormSelect(\Xoops\Form\Select $element):string
     {
         $selected = (array) $element->getValue();
 
@@ -265,16 +265,16 @@ 
         $ret .= '</select>' . "\n";
 
         return $ret;
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormText
      *
      * @param XoopsFormText $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormText(\Xoops\Form\Text $element):string
+    protected function renderXoopsFormText(\Xoops\Form\Text $element):string
     {
         $element->add('class', 'form-control');
         $dataList = $element->isDatalist();
@@ -284,21 +284,21 @@ 
 
         $attributes = $element->renderAttributeString();
         return '<input ' . $attributes . ' ' . $element->getExtra() .' >';
-	}
+    }
 
-	/**
+    /**
      * Render support for XoopsFormTextArea
      *
      * @param XoopsFormTextArea $element form element
      *
      * @return string rendered form element
      */
-	protected function renderXoopsFormTextArea(\Xoops\Form\TextArea $element):string
+    protected function renderXoopsFormTextArea(\Xoops\Form\TextArea $element):string
     {
         $element->suppressRender(['value']);
-		$element->add('class', 'form-control');
+        $element->add('class', 'form-control');
         $attributes = $element->renderAttributeString();
         return '<textarea ' . $attributes . ' ' . $element->getExtra() .' >'
             . $element->getValue() . '</textarea>';
-	}
+    }
 }

Spacing +38 added lines, -38 removed lines

@@ -22,7 +22,7 @@ 
 {
     public function render(\Xoops\Form\Element $element):string
     {
-        $methodName = 'render' . str_replace('\\' , '', get_class($element));
+        $methodName = 'render'.str_replace('\\', '', get_class($element));
         if (true === method_exists($this, $methodName)) {
             return $this->$methodName($element);
         }
@@ -57,7 +57,7 @@ 
 			$element->add('class', 'btn btn-default');
 		}
 		$attributes = $element->renderAttributeString();
-        return '<input ' . $attributes . $element->getExtra() .' >';
+        return '<input '.$attributes.$element->getExtra().' >';
 	}
 
 	/**
@@ -71,18 +71,18 @@ 
     {
 		$ret = '';
         $element->add('class', 'btn');
-        $class = 'class="' . $element->getClass() . '"';
+        $class = 'class="'.$element->getClass().'"';
 
         $attributes = $element->renderAttributeString();
 
-        if ((bool) $element->get(':showdelete', false)) {
-            $ret .= '<input type="submit"' . $class . ' name="delete" id="delete" value="'
-                . \XoopsLocale::A_DELETE . '" onclick="this.form.elements.op.value=\'delete\'">';
+        if ((bool)$element->get(':showdelete', false)) {
+            $ret .= '<input type="submit"'.$class.' name="delete" id="delete" value="'
+                . \XoopsLocale::A_DELETE.'" onclick="this.form.elements.op.value=\'delete\'">';
         }
-        $ret .= ' <input type="button" ' . $class . ' value="' . \XoopsLocale::A_CANCEL
+        $ret .= ' <input type="button" '.$class.' value="'.\XoopsLocale::A_CANCEL
             . '" onclick="history.go(-1);return true;" />'
-            . ' <input type="reset"' . $class . ' name="reset"  id="reset" value="' . \XoopsLocale::A_RESET . '" />'
-            . ' <input ' . $attributes . $element->getExtra() . ' />';
+            . ' <input type="reset"'.$class.' name="reset"  id="reset" value="'.\XoopsLocale::A_RESET.'" />'
+            . ' <input '.$attributes.$element->getExtra().' />';
         return $ret;
 	}
 
@@ -99,21 +99,21 @@ 
         if ($xoops->theme()) {
             $xoops->theme()->addScript('include/color-picker.js');
         } else {
-            echo '<script type="text/javascript" src="' . $xoops->url('/include/color-picker.js') . '"></script>';
+            echo '<script type="text/javascript" src="'.$xoops->url('/include/color-picker.js').'"></script>';
         }
         $temp = $element->get('value', '');
         if (!empty($temp)) {
-            $element->set('style', 'background-color:' . $temp . ';');
+            $element->set('style', 'background-color:'.$temp.';');
         }
         $element->set('class', 'form-control');
         $ret = '<div class="input-group">';
         $attributes = $element->renderAttributeString();
-        $ret .= '<input ' . $attributes . ' ' . $element->getExtra() .' >';
+        $ret .= '<input '.$attributes.' '.$element->getExtra().' >';
         $ret .= '<span class="input-group-btn">';
         $ret .= '<button class="btn btn-default" type="button" ';
-        $ret .= 'data-toggle="tooltip" data-placement="left" title="' . \XoopsLocale::A_SELECT . '" ';
+        $ret .= 'data-toggle="tooltip" data-placement="left" title="'.\XoopsLocale::A_SELECT.'" ';
         $ret .= 'onclick="return TCP.popup(\'';
-        $ret .= $xoops->url('/include/') . '\',document.getElementById(\'' . $element->getName() . '\'));">';
+        $ret .= $xoops->url('/include/').'\',document.getElementById(\''.$element->getName().'\'));">';
         $ret .= '<span class="glyphicon glyphicon-option-horizontal" aria-hidden="true"></span></button>';
         $ret .= '</span></div>';
 
@@ -135,7 +135,7 @@ 
 
         $dataList = $element->isDatalist();
         if (!empty($dataList)) {
-            $element->add('list', 'list_' . $element->getName());
+            $element->add('list', 'list_'.$element->getName());
         }
 
 		$element->add('class', 'form-control');
@@ -149,17 +149,17 @@ 
         $xoops->theme()->addScript(
             '',
             '',
-            ' $(function() { $( "#' . $element->get('id') . '" ).datepicker({' .
-            'showOn: "focus", changeYear: true, constrainInput: false ' .
+            ' $(function() { $( "#'.$element->get('id').'" ).datepicker({'.
+            'showOn: "focus", changeYear: true, constrainInput: false '.
             ' }); }); '
         );
 
         $ret = '<div class="input-group">';
-        $ret .= '<input ' . $attributes . ' value="' . $display_value . '" ' . $element->getExtra() .' >';
+        $ret .= '<input '.$attributes.' value="'.$display_value.'" '.$element->getExtra().' >';
         $ret .= '<span class="input-group-btn">';
         $ret .= '<button class="btn btn-default" type="button" ';
-        $ret .= 'data-toggle="tooltip" data-placement="left" title="' . \XoopsLocale::A_SELECT . '" ';
-        $ret .= 'onclick="$( \'#' . $element->get('id') . '\' ).datepicker( \'show\' );"> ';
+        $ret .= 'data-toggle="tooltip" data-placement="left" title="'.\XoopsLocale::A_SELECT.'" ';
+        $ret .= 'onclick="$( \'#'.$element->get('id').'\' ).datepicker( \'show\' );"> ';
         $ret .= '<span class="glyphicon glyphicon-calendar" aria-hidden="true"></span></button>';
         $ret .= '</span></div>';
 
@@ -184,10 +184,10 @@ 
 
         $xoops = \Xoops::getInstance();
 
-        $extra = ($element->getExtra() != '' ? " " . $element->getExtra() : '');
+        $extra = ($element->getExtra() != '' ? " ".$element->getExtra() : '');
         $ret = "";
         // actions
-        $ret .= $element->xoopsCodeControls() . "<br />\n";
+        $ret .= $element->xoopsCodeControls()."<br />\n";
         // fonts
         $ret .= $element->typographyControls();
 
@@ -196,7 +196,7 @@ 
         $element->suppressRender(['value']);
         $attributes = $element->renderAttributeString();
 
-        $ret .= '<textarea ' . $attributes . $extra . '>' . $element->getValue() . "</textarea>\n";
+        $ret .= '<textarea '.$attributes.$extra.'>'.$element->getValue()."</textarea>\n";
 
         if (empty($element->skipPreview)) {
             if (!$xoops->theme()) {
@@ -204,15 +204,15 @@ 
             } else {
                 $xoops->theme()->addScript('media/xoops/image.js', array('type' => 'text/javascript'));
             }
-            $button = "<input id='" . $element->getName() . "_preview_button' " . "type='button' " . "class='btn btn-sm btn-default' value='" . \XoopsLocale::A_PREVIEW . "' " . "onclick=\"form_instantPreview('" . XOOPS_URL . "', '" . $element->getName() . "','" . XOOPS_URL . "/images', " . (int)($element->doHtml) . ", '" . $xoops->security()->createToken() . "')\"" . " />";
-            $ret .= "<br />" . "<div id='" . $element->getName() . "_hidden' style='display: block;'> " . "<fieldset>" . "<legend>" . $button . "</legend>" . "<div id='" . $element->getName() . "_hidden_data'>" . \XoopsLocale::CLICK_PREVIEW_TO_SEE_CONTENT . "</div>" . "</fieldset>" . "</div>";
+            $button = "<input id='".$element->getName()."_preview_button' "."type='button' "."class='btn btn-sm btn-default' value='".\XoopsLocale::A_PREVIEW."' "."onclick=\"form_instantPreview('".XOOPS_URL."', '".$element->getName()."','".XOOPS_URL."/images', ".(int)($element->doHtml).", '".$xoops->security()->createToken()."')\""." />";
+            $ret .= "<br />"."<div id='".$element->getName()."_hidden' style='display: block;'> "."<fieldset>"."<legend>".$button."</legend>"."<div id='".$element->getName()."_hidden_data'>".\XoopsLocale::CLICK_PREVIEW_TO_SEE_CONTENT."</div>"."</fieldset>"."</div>";
         }
         // Load javascript
         if (empty($js_loaded)) {
             $javascript = (($element->js)
-                    ? '<script type="text/javascript">' . $element->js . '</script>'
-                    : '') . '<script type="text/javascript" src="' . \XoopsBaseConfig::get('url') . '/include/formdhtmltextarea.js"></script>';
-            $ret = $javascript . $ret;
+                    ? '<script type="text/javascript">'.$element->js.'</script>'
+                    : '').'<script type="text/javascript" src="'.\XoopsBaseConfig::get('url').'/include/formdhtmltextarea.js"></script>';
+            $ret = $javascript.$ret;
             $js_loaded = true;
         }
         return $ret;
@@ -229,7 +229,7 @@ 
     {
         $element->add('class', 'form-control');
 		$attributes = $element->renderAttributeString();
-        return '<input ' . $attributes . $element->getExtra() .' >';
+        return '<input '.$attributes.$element->getExtra().' >';
 	}
 
 	/**
@@ -241,19 +241,19 @@ 
      */
 	protected function renderXoopsFormSelect(\Xoops\Form\Select $element):string
     {
-        $selected = (array) $element->getValue();
+        $selected = (array)$element->getValue();
 
         $ele_options = $element->getOptions();
 
-        $extra = ($element->getExtra() != '' ? " " . $element->getExtra() : '');
+        $extra = ($element->getExtra() != '' ? " ".$element->getExtra() : '');
         $element->add('class', 'form-control');
         $attributes = $element->renderAttributeString();
-        $ret = '<select ' . $attributes . $extra .' >' . "\n";
+        $ret = '<select '.$attributes.$extra.' >'."\n";
 
         if (empty($ele_optgroup)) {
             foreach ($ele_options as $value => $display) {
                 if (is_array($display)) {
-                    $ret .= '<optgroup label="' . $value . '">' . "\n";
+                    $ret .= '<optgroup label="'.$value.'">'."\n";
                     foreach ($display as $optvalue => $optdisplay) {
                         $ret .= $element->renderOption($optvalue, $optdisplay, $selected);
                     }
@@ -262,7 +262,7 @@ 
                 }
             }
         }
-        $ret .= '</select>' . "\n";
+        $ret .= '</select>'."\n";
 
         return $ret;
 	}
@@ -279,11 +279,11 @@ 
         $element->add('class', 'form-control');
         $dataList = $element->isDatalist();
         if (!empty($dataList)) {
-            $element->add('list', 'list_' . $element->getName());
+            $element->add('list', 'list_'.$element->getName());
         }
 
         $attributes = $element->renderAttributeString();
-        return '<input ' . $attributes . ' ' . $element->getExtra() .' >';
+        return '<input '.$attributes.' '.$element->getExtra().' >';
 	}
 
 	/**
@@ -298,7 +298,7 @@ 
         $element->suppressRender(['value']);
 		$element->add('class', 'form-control');
         $attributes = $element->renderAttributeString();
-        return '<textarea ' . $attributes . ' ' . $element->getExtra() .' >'
-            . $element->getValue() . '</textarea>';
+        return '<textarea '.$attributes.' '.$element->getExtra().' >'
+            . $element->getValue().'</textarea>';
 	}
 }