BuildFormBootstrap.php 28 KB
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<?php
/**
 * Created by PhpStorm.
 * User: crose
 * Date: 1/25/16
 * Time: 10:00 PM
 */

namespace qfq;

use qfq;

require_once(__DIR__ . '/../qfq/Constants.php');
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require_once(__DIR__ . '/../qfq/helper/OnArray.php');
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require_once(__DIR__ . '/../qfq/AbstractBuildForm.php');
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require_once(__DIR__ . '/../qfq/exceptions/UserFormException.php');
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/**
 * Class BuildFormBootstrap
 * @package qfq
 */
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class BuildFormBootstrap extends AbstractBuildForm {

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    private $isFirstPill;

    /**
     * @param array $formSpec
     * @param array $feSpecAction
     * @param array $feSpecNative
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     * @param array $db Array of 'Database' instances
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     */
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    public function __construct(array $formSpec, array $feSpecAction, array $feSpecNative, array $db) {
        parent::__construct($formSpec, $feSpecAction, $feSpecNative, $db);
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        $this->isFirstPill = true;
    }

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    /**
     *
     */
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    public function fillWrap() {
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//        $this->wrap[WRAP_SETUP_OUTER][WRAP_SETUP_START] = '<div class="tab-content">';
//        $this->wrap[WRAP_SETUP_OUTER][WRAP_SETUP_END] = '</div>';

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        $this->wrap[WRAP_SETUP_TITLE][WRAP_SETUP_START] = "<div class='row hidden-xs'><div class='col-md-12'><h1>";
        $this->wrap[WRAP_SETUP_TITLE][WRAP_SETUP_END] = "</h1></div></div>";
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        // Element: Label + Input + Note
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        $this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_CLASS] = "form-group clearfix";
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        $this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_START] = "<div class='" . $this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_CLASS] . "'>";
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        $this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_END] = "</div>";
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        $this->wrap[WRAP_SETUP_SUBRECORD][WRAP_SETUP_START] = "<div class='col-md-12'>";
        $this->wrap[WRAP_SETUP_SUBRECORD][WRAP_SETUP_END] = "</div>";
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        $this->wrap[WRAP_SETUP_IN_FIELDSET][WRAP_SETUP_START] = "";
        $this->wrap[WRAP_SETUP_IN_FIELDSET][WRAP_SETUP_END] = "";
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        $this->wrap[WRAP_SETUP_IN_TEMPLATE_GROUP][WRAP_SETUP_START] = "";
        $this->wrap[WRAP_SETUP_IN_TEMPLATE_GROUP][WRAP_SETUP_END] = "";

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//        $this->feDivClass['radio'] = 'radio';
//        $this->feDivClass['checkbox'] = 'checkbox';
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    }

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    /**
     * @param string $addClass
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     *
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     * @return string
     */
    public function getRowOpenTag($addClass = '') {
        $class = Support::doAttribute('class', [$this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_CLASS], $addClass]);

        return "<div $class>";

    }
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    /**
     * @param $label
     * @param $input
     * @param $note
     */
    public function fillWrapLabelInputNote($label, $input, $note) {
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        $this->wrap[WRAP_SETUP_LABEL][WRAP_SETUP_START] = "<div class='col-md-$label qfq-label'>";
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        $this->wrap[WRAP_SETUP_LABEL][WRAP_SETUP_END] = "</div>";
        $this->wrap[WRAP_SETUP_INPUT][WRAP_SETUP_START] = "<div class='col-md-$input'>";
        $this->wrap[WRAP_SETUP_INPUT][WRAP_SETUP_END] = "</div>";
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        $this->wrap[WRAP_SETUP_NOTE][WRAP_SETUP_START] = "<div class='col-md-$note qfq-note'>";
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        $this->wrap[WRAP_SETUP_NOTE][WRAP_SETUP_END] = "</div>";

    }

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    /**
     * @return string
     */
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    public function getProcessFilter() {
        return FORM_ELEMENTS_NATIVE_SUBRECORD;
    }

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    /**
     * @return string
     */
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    public function doSubrecords() {
        return '';
    }

    /**
     * @return string
     */
    public function head() {
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        $html = '';
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        $html .= '<div ' . Support::doAttribute('class', $this->formSpec[F_CLASS], true) . '>'; // main <div class=...> around everything, Whole FORM; class="container" or class="container-fluid"
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        //TODO: nicer error reporting - make test with 'unknown index' here - unset($this->formSpec['title']) - See #3424
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        $title = Support::wrapTag('<div class="hidden-xs col-sm-6 col-md-8">', Support::wrapTag('<h3>', $this->formSpec['title']));
        $button = Support::wrapTag('<div class="col-xs-12 col-sm-6 col-md-4">', $this->buildButtons());
        $html .= Support::wrapTag('<div class="row">', $title . $button);
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        $pill = $this->buildPillNavigation(OnArray::filter($this->feSpecNative, 'type', 'pill'));
        $html .= Support::wrapTag('<div class="row">', $pill);
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        $html .= $this->getFormTag();

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        $class = ['tab-content', $this->formSpec[F_CLASS_BODY]];
        if ($pill == '') {
            $class[] = 'col-md-12';
        }
        $html .= "<div " . Support::doAttribute('class', $class) . ">";
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        return $html;
    }

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    /**
     * Creates a Checkbox, which toggles 'hide'/'unhide' via JS, on all elements with class= CLASS_FORM_ELEMENT_EDIT.
     *
     * @return string - the rendered Checkbox
     */
    private function buildShowEditFormElementCheckbox() {
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        // EditFormElement Icons
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        $js = '$(".' . CLASS_FORM_ELEMENT_EDIT . '").toggleClass("hidden")';
        $element = "<input type='checkbox' onchange='" . $js . "'>" .
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            Support::wrapTag("<span title='Toggle: Edit form element icons' class='" . GLYPH_ICON . ' ' . GLYPH_ICON_TASKS . "'>", '');
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        $element = Support::wrapTag('<label class="btn btn-default navbar-btn">', $element);
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        return Support::wrapTag('<div class="btn-group" data-toggle="buttons">', $element);
    }

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    /**
     * Creates a button to open 'CopyForm' with the current form as source.
     *
     * @return string - the rendered button
     */
    private function buildButtonCopyForm() {

        // Show copy icon only on form 'form' and only if there is a form loaded (id>0)
        if ($this->formSpec[COLUMN_ID] != 1) {
            return '';
        }
        // current loaded form.
        $formId = $this->store->getVar(COLUMN_ID, STORE_RECORD . STORE_ZERO);

        $queryStringArray = [
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            'id'   => $this->store->getVar(SYSTEM_EDIT_FORM_PAGE, STORE_SYSTEM),
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            'form' => 'copyForm',
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            'r'    => 0,
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            'idSrc' => $formId,
        ];
        $queryString = Support::arrayToQueryString($queryStringArray);
        $sip = $this->store->getSipInstance();
        $url = $sip->queryStringToSip($queryString);

        $toolTip = "Duplicate form" . PHP_EOL . PHP_EOL . OnArray::toString($queryStringArray, ' = ', PHP_EOL, "'");
        $status = ($formId == 0) ? 'disabled' : '';

        return $this->buildButtonAnchor($url, 'form-view-' . $this->formSpec[F_ID], '', $toolTip, GLYPH_ICON_DUPLICATE, $status, 'btn btn-default navbar-btn');
    }

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    /**
     * Creates a link to open current form loaded in FormEditor
     *
     * @return string - the rendered Checkbox
     */
    private function buildViewForm() {

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        $form = false;
        $url = '';
        $status = '';

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        switch ($this->formSpec[F_NAME]) {
            case 'form':
                $form = $this->store->getVar(F_NAME, STORE_RECORD);
                break;
            case 'formElement':
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                if (false !== ($formId = $this->store->getVar(FE_FORM_ID, STORE_SIP . STORE_RECORD))) {
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                    $row = $this->dbArray[$this->dbIndexQfq]->sql("SELECT f.name FROM Form AS f WHERE id=" . $formId, ROW_EXPECT_1);
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                    $form = current($row);
                }
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                break;
            default:
                return '';
        }

        if ($form === false) {
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            $toolTip = "Form not 'form' or 'formElement'";
            $status = 'disabled';
        } else {

            $queryStringArray = [
                'id' => $this->store->getVar(SYSTEM_EDIT_FORM_PAGE, STORE_SYSTEM),
                'form' => $form,
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                'r'  => 0,
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            ];
            $queryString = Support::arrayToQueryString($queryStringArray);
            $sip = $this->store->getSipInstance();
            $url = $sip->queryStringToSip($queryString);

            $toolTip = "View current form with r=0" . PHP_EOL . PHP_EOL . OnArray::toString($queryStringArray, ' = ', PHP_EOL, "'");
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        }

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        return $this->buildButtonAnchor($url, 'form-view-' . $this->formSpec[F_ID], '', $toolTip, GLYPH_ICON_VIEW, $status, 'btn btn-default navbar-btn');
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    }

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    /**
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     * Build Buttons panel on top right corner of form.
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     * Simulate Submit Button: http://www.javascript-coder.com/javascript-form/javascript-form-submit.phtml
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     *
     * @return string
     */
    private function buildButtons() {
        $buttonNew = '';
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        $buttonDelete = '';
        $buttonClose = '';
        $buttonSave = '';
        $buttonEditForm = '';
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        $recordId = $this->store->getVar(SIP_RECORD_ID, STORE_SIP);

        // Button: FormEdit
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        if ($this->showDebugInfoFlag) {
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            $toolTip = "Edit form" . PHP_EOL . PHP_EOL . OnArray::toString($this->store->getStore(STORE_SIP), ' = ', PHP_EOL, "'");
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            $url = $this->createFormEditorUrl(FORM_NAME_FORM, $this->formSpec[F_ID]);
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            $buttonEditForm = $this->buildViewForm() .
                $this->buildShowEditFormElementCheckbox() .
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                $this->buildButtonCopyForm() .
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                $this->buildButtonAnchor($url, 'form-edit-button', '', $toolTip, GLYPH_ICON_TOOL, '', 'btn btn-default navbar-btn');
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        }

        // Button: Save
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        if (Support::findInSet(FORM_BUTTON_SAVE, $this->formSpec[F_SHOW_BUTTON]) && $this->formSpec[F_SUBMIT_BUTTON_TEXT] === '') {
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            $toolTip = $this->formSpec[F_SAVE_BUTTON_TOOLTIP];
            // In debugMode every button link should show the information behind the SIP.
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            if ($this->showDebugInfoFlag) {
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                $toolTip .= PHP_EOL . "table = '" . $this->formSpec[F_TABLE_NAME] . "'" . PHP_EOL . "r = '" . $recordId . "'";
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            }

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            $buttonSave = $this->buildButtonCode('save-button', $this->formSpec[F_SAVE_BUTTON_TEXT], $toolTip,
                $this->formSpec[F_SAVE_BUTTON_GLYPH_ICON], '', $this->formSpec[F_BUTTON_ON_CHANGE_CLASS], $this->formSpec[F_SAVE_BUTTON_CLASS]);
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        }

        // Button: Close
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        if (Support::findInSet(FORM_BUTTON_CLOSE, $this->formSpec[F_SHOW_BUTTON])) {
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            $buttonClose = $this->buildButtonCode('close-button', $this->formSpec[F_CLOSE_BUTTON_TEXT],
                $this->formSpec[F_CLOSE_BUTTON_TOOLTIP],
                $this->formSpec[F_CLOSE_BUTTON_GLYPH_ICON], '', '', $this->formSpec[F_CLOSE_BUTTON_CLASS]);
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        }
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        // Button: Delete
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        if (Support::findInSet(FORM_BUTTON_DELETE, $this->formSpec[F_SHOW_BUTTON])) {
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            $toolTip = $this->formSpec[F_DELETE_BUTTON_TOOLTIP];
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            if ($this->showDebugInfoFlag && $recordId > 0) {
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                $toolTip .= PHP_EOL . "form = '" . $this->formSpec[F_FINAL_DELETE_FORM] . "'" . PHP_EOL . "r = '" . $recordId . "'";
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            }
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            $disabled = ($recordId > 0) ? '' : 'disabled';
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            $buttonDelete = $this->buildButtonCode('delete-button', $this->formSpec[F_DELETE_BUTTON_TEXT], $toolTip,
                $this->formSpec[F_DELETE_BUTTON_GLYPH_ICON], $disabled, '', $this->formSpec[F_DELETE_BUTTON_CLASS]);
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        }

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        // Button: New
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        if (Support::findInSet(FORM_BUTTON_NEW, $this->formSpec[F_SHOW_BUTTON])) {
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            $url = $this->deriveNewRecordUrlFromExistingSip($toolTip);
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            $buttonNew = $this->buildButtonAnchor($url, 'form-new-button', $this->formSpec[F_NEW_BUTTON_TEXT],
                $this->formSpec[F_NEW_BUTTON_TOOLTIP], $this->formSpec[F_NEW_BUTTON_GLYPH_ICON], '', $this->formSpec[F_NEW_BUTTON_CLASS]);
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        }

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        // Arrangement: Edit Form / Save / Close / Delete / New
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        // Specified in reverse order cause 'pull-right' inverts the order. http://getbootstrap.com/css/#helper-classes-floats
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        $html = '';
        $html .= Support::wrapTag('<div class="btn-group pull-right" role="group">', $buttonNew);
        $html .= Support::wrapTag('<div class="btn-group pull-right" role="group">', $buttonDelete);
        $html .= Support::wrapTag('<div class="btn-group pull-right" role="group">', $buttonSave . $buttonClose);
        $html .= Support::wrapTag('<div class="btn-group pull-right" role="group">', $buttonEditForm);
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        $html = Support::wrapTag('<div class="btn-toolbar" role="toolbar">', $html);

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        return $html;
    }

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    /**
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     * Generic function to create a button with a given $buttonHtmlId, $url, $title, $icon (=glyph), $disabled
     *
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     * @param string $url
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     * @param string $buttonHtmlId
     * @param string $text
     * @param string $toolTip
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     * @param string $icon
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     * @param string $disabled
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     * @param string $class
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     *
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     * @return string
     */
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    private function buildButtonAnchor($url, $buttonHtmlId, $text, $toolTip, $icon, $disabled = '', $class = '') {

        if ($icon === '') {
            $element = $text;
        } else {
            $element = Support::wrapTag("<span " . Support::doAttribute('class', "glyphicon $icon") . ">", $text);
        }
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        $attribute = Support::doAttribute('href', $url);
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        $attribute .= Support::doAttribute('id', $buttonHtmlId);
        $attribute .= Support::doAttribute('class', "$class $disabled");
        $attribute .= Support::doAttribute('title', $toolTip);
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        return Support::wrapTag("<a $attribute>", $element);
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    }

    /**
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     * Creates a button with the given attributes. If there is no $icon given, render the button without glyph.
     *
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     * @param string $buttonHtmlId
     * @param string $text
     * @param string $tooltip
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     * @param string $icon
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     * @param string $disabled
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     *
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     * @return string
     */
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    private function buildButtonCode($buttonHtmlId, $text, $tooltip, $icon, $disabled = '', $buttonOnChangeClass = '', $class = '') {
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        if ($icon === '') {
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            $element = $text;
        } else {
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            $element = "<span class='glyphicon $icon'></span>" . ' ' . $text;
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        }

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        $class = Support::doAttribute('class', $class);
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        $dataClassOnChange = Support::doAttribute('data-class-on-change', $buttonOnChangeClass);
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        $tooltip = Support::doAttribute('title', $tooltip);

        return "<button id='$buttonHtmlId' type='button' $class $dataClassOnChange $tooltip $disabled>$element</button>";
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    }

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    /**
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     * @param $pillArray
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     *
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     * @return string
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     * @throws UserFormException
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     */
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    private function buildPillNavigation($pillArray) {
        $pillButton = '';
        $pillDropdown = '';
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        $htmlDropdown = '';
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        if ($pillArray == null)
            return '';

        $maxVisiblePill = (isset($this->formSpec['maxVisiblePill']) && $this->formSpec['maxVisiblePill'] !== '') ? $this->formSpec['maxVisiblePill'] : 1000;

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        $parameterLanguageFieldName = $this->store->getVar(SYSTEM_PARAMETER_LANGUAGE_FIELD_NAME, STORE_SYSTEM);

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        // Iterate over all 'pill'
        $ii = 0;
        $active = 'class="active"';
        foreach ($pillArray as $formElement) {
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            $formElement = $this->evaluate->parseArray($formElement);
            HelperFormElement::explodeParameter($formElement, F_PARAMETER);
            $formElement = HelperFormElement::setLanguage($formElement, $parameterLanguageFieldName);
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            if (!empty($formElement[FE_MODE_SQL])) {
                $formElement[FE_MODE] = $formElement[FE_MODE_SQL];
            }
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            $ii++;

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            if ($formElement[FE_NAME] === '' || $formElement[FE_LABEL] === '') {
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                $this->store->setVar(SYSTEM_FORM_ELEMENT, Logger::formatFormElementName($formElement), STORE_SYSTEM);
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                $this->store->setVar(SYSTEM_FORM_ELEMENT_COLUMN, 'name, label', STORE_SYSTEM);
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                throw new UserFormException("Field 'name' and/or 'label' are empty", ERROR_NAME_LABEL_EMPTY);
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            }

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            // Anker for pill navigation
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//            $a = '<a ' . Support::doAttribute('href', '#' . $this->createAnker($formElement[FE_ID])) . ' data-toggle="tab">' . $formElement[FE_LABEL] . '</a>';

            $attributeA = 'data-toggle="tab" ';
            $hrefTarget = '#' . $this->createAnker($formElement[FE_ID]);

            switch ($formElement[FE_MODE]) {
                case FE_MODE_SHOW:
                case FE_MODE_REQUIRED:
                    $attributeLi = '';
                    break;
                case FE_MODE_READONLY:
                    $attributeLi = Support::doAttribute('class', 'disabled');
                    $hrefTarget = '#';
                    $attributeA .= Support::doAttribute('class', 'noclick');
                    break;
                case FE_MODE_HIDDEN:
                    $attributeLi = Support::doAttribute('style', 'display: none');
                    $a = '';
                    break;
                default:
                    throw new UserFormException("Unknown Mode: " . $formElement[FE_MODE], ERROR_UNKNOWN_MODE);
            }
            $a = Support::wrapTag("<a  $attributeA" . Support::doAttribute('href', $hrefTarget) . ">", $formElement[FE_LABEL]);
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            if ($ii <= $maxVisiblePill) {
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                $pillButton .= '<li role="presentation"' . $attributeLi . $active . ">" . $a . "</li>";
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            } else {
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                $pillDropdown .= '<li ' . $attributeLi . '>' . $a . "</li>";
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            }
            $active = '';
        }
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        // Pill Dropdown necessary?
        if ($ii > $maxVisiblePill) {
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            $htmlDropdown = Support::wrapTag('<ul class="dropdown-menu qfq-form-pill ' . $this->formSpec[F_CLASS_PILL] . '">', $pillDropdown, true);
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            $htmlDropdown = '<a class="dropdown-toggle" data-toggle="dropdown" href="#" role="button">more <span class="caret"></span></a>' . $htmlDropdown;
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            $htmlDropdown = Support::wrapTag('<li role="presentation" class="dropdown">', $htmlDropdown, false);
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        }
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        $htmlDropdown = Support::wrapTag('<ul id="' . $this->getTabId() . '" class="nav nav-pills qfq-form-pill ' . $this->formSpec[F_CLASS_PILL] . '" role="tablist">', $pillButton . $htmlDropdown);
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        $htmlDropdown = Support::wrapTag('<div class="col-md-12">', $htmlDropdown);
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        return $htmlDropdown;
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    }

    /**
     * Create an identifier for the pill navigation menu
     *
     * @param $id
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     *
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     * @return string
     */
    private function createAnker($id) {
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        return $this->formSpec[FE_NAME] . '_' . $id;
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    }

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    /**
     * @return string
     */
    private function getTabId() {
        return 'qfqTabs';
    }

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    /**
     * Builds the complete HTML '<form ...>'-tag
     *
     * @return string
     */
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    public function getFormTag() {
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        $attribute = $this->getFormTagAtrributes();

        $attribute['class'] = 'form-horizontal';
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        $attribute['data-toggle'] = 'validator';
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        if (isset($this->formSpec[F_SAVE_BUTTON_ACTIVE])) {
            $attribute[DATA_ENABLE_SAVE_BUTTON] = 'true';
        }
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        $honeypot = $this->getHoneypotVars();
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        $md5 = $this->buildInputRecordHashMd5();
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        return '<form ' . OnArray::toString($attribute, '=', ' ', "'") . '>' . $honeypot . $md5;
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    }

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    /**
     * @return string
     */
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    public function tail($flagFabric = false) {
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        $html = '';
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        $deleteUrl = '';
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        $formId = $this->getFormId();

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        // Button Save at bottom of form - only if there is a button text given.
        if ($this->formSpec[F_SUBMIT_BUTTON_TEXT] !== '') {
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            // Default setzen:
            $this->fillWrapLabelInputNote($this->formSpec[F_BS_LABEL_COLUMNS], $this->formSpec[F_BS_INPUT_COLUMNS], $this->formSpec[F_BS_NOTE_COLUMNS]);

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            $buttonText = $this->formSpec[F_SUBMIT_BUTTON_TEXT];

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            $htmlElement = $this->buildButtonCode('save-button', $buttonText, $buttonText, '', '', $this->formSpec[F_BUTTON_ON_CHANGE_CLASS], 'btn btn-default');
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            $html .= $this->wrapItem(WRAP_SETUP_LABEL, '');
            $html .= $this->wrapItem(WRAP_SETUP_INPUT, $htmlElement);
            $html .= $this->wrapItem(WRAP_SETUP_NOTE, '');

            $html = $this->wrapItem(WRAP_SETUP_ELEMENT, $html);
        }

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        $html .= '</div> <!--class="tab-content" -->';  //  <div class="tab-content">
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//        $html .= '<input type="submit" value="Submit">';
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        $formId = $this->getFormId();
        $tabId = $this->getTabId();

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        if (0 < ($recordId = $this->store->getVar(SIP_RECORD_ID, STORE_SIP))) {
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            $deleteUrl = $this->createDeleteUrl($this->formSpec[F_FINAL_DELETE_FORM], $recordId);
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        }
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        $actionUpload = FILE_ACTION . '=' . FILE_ACTION_UPLOAD;
        $actionDelete = FILE_ACTION . '=' . FILE_ACTION_DELETE;

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        $apiDir = API_DIR;
        $apiDeletePhp = API_DIR . '/' . API_DELETE_PHP;

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        $dirtyAction = ($this->formSpec[F_DIRTY_MODE] == DIRTY_MODE_NONE) ? '' : "dirtyUrl: '$apiDir/dirty.php',";
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        $fabricJs = $flagFabric ? 'var qfqFabric = new QfqNS.Fabric(); qfqFabric.initialize($(".' . FABRIC_CSS_CLASS . '"));' : '';

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        $html .= '</form>';  //  <form class="form-horizontal" ...
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        $html .= <<<EOF
        <script type="text/javascript">
            $(function () {
                'use strict';
                QfqNS.Log.level = 0;

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                var qfqPage = new QfqNS.QfqPage({
                    tabsId: '$tabId',
                    formId: '$formId',
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                    submitTo: '$apiDir/save.php',
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                    $dirtyAction
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                    deleteUrl: '$deleteUrl',
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                    refreshUrl: '$apiDir/load.php',
                    fileUploadTo: '$apiDir/file.php?$actionUpload',
                    fileDeleteUrl: '$apiDir/file.php?$actionDelete'
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                });

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                var qfqRecordList = new QfqNS.QfqRecordList('$apiDeletePhp');
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                $fabricJs

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            })
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         </script>
EOF;
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        $html .= '</div>';  //  <div class="container-fluid"> === main <div class=...> around everything
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        return $html;
    }

    /**
     * @param array $formElement
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     * @param       $htmlFormElementName
     * @param       $value
     *
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     * @return mixed
     */
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    public function buildPill(array $formElement, $htmlFormElementName, $value, array &$json) {
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        $html = '';
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        // save parent processed FE's
        $tmpStore = $this->feSpecNative;

        // child FE's
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        $this->feSpecNative = $this->dbArray[$this->dbIndexQfq]->getNativeFormElements(SQL_FORM_ELEMENT_SPECIFIC_CONTAINER,
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            ['yes', $this->formSpec["id"], 'native,container', $formElement['id']], $this->formSpec);

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        $html = $this->elements($this->store->getVar(SIP_RECORD_ID, STORE_SIP), FORM_ELEMENTS_NATIVE_SUBRECORD, 0, $json);
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        // restore parent processed FE's
        $this->feSpecNative = $tmpStore;

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        return $html;
    }

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    /**
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     * @param array  $formElement Complete FormElement, especially some FE_WRAP
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     * @param string $htmlElement Content to wrap.
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     * @param        $htmlFormElementName
     *
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     * @return string               Wrapped $htmlElement
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     * @throws \qfq\UserFormException
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     */
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    public function buildRowNative(array $formElement, $htmlElement, $htmlFormElementName) {
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        $html = '';
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        $htmlLabel = '';
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        $classHideRow = '';
        $classHideElement = '';
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        if ($formElement[FE_MODE] == FE_MODE_HIDDEN) {
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            if ($formElement[FE_FLAG_ROW_OPEN_TAG] && $formElement[FE_FLAG_ROW_CLOSE_TAG]) {
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                $classHideRow = 'hidden';
            } else {
                $classHideElement = 'hidden';
            }
        }

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        // Label
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        if ($formElement[FE_BS_LABEL_COLUMNS] > 0) {
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            $addClass = ($formElement[FE_MODE] == FE_MODE_REQUIRED) ? CSS_REQUIRED : '';
            $htmlLabel = $this->buildLabel($htmlFormElementName, $formElement[FE_LABEL], $addClass);
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        }
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        $html .= $this->customWrap($formElement, $htmlLabel, FE_WRAP_LABEL, $formElement[FE_BS_LABEL_COLUMNS],
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            [$this->wrap[WRAP_SETUP_LABEL][WRAP_SETUP_START], $this->wrap[WRAP_SETUP_LABEL][WRAP_SETUP_END]], $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_LABEL);
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        // Input
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        $html .= $this->customWrap($formElement, $htmlElement, FE_WRAP_INPUT, $formElement[FE_BS_INPUT_COLUMNS],
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            [$this->wrap[WRAP_SETUP_INPUT][WRAP_SETUP_START], $this->wrap[WRAP_SETUP_INPUT][WRAP_SETUP_END]],
            $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_INPUT, $classHideElement);
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        // Note
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        $note = $formElement[FE_NOTE];
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        $html .= $this->customWrap($formElement, $note, FE_WRAP_NOTE, $formElement[FE_BS_NOTE_COLUMNS],
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            [$this->wrap[WRAP_SETUP_NOTE][WRAP_SETUP_START], $this->wrap[WRAP_SETUP_NOTE][WRAP_SETUP_END]], $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_NOTE);
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        // Row
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        $openTag = $formElement[FE_FLAG_ROW_OPEN_TAG] ? $this->getRowOpenTag($classHideRow) : '';
        $closeTag = $formElement[FE_FLAG_ROW_CLOSE_TAG] ? $this->wrap[WRAP_SETUP_ELEMENT][WRAP_SETUP_END] : '';
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        $html = $this->customWrap($formElement, $html, FE_WRAP_ROW, -1, [$openTag, $closeTag], $formElement[FE_HTML_ID] . HTML_ID_EXTENSION_ROW);
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        return $html;
    }

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    /**
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     * Wrap content with $wrapArray or, if specified use $formElement[$wrapName]. Inject $htmlId in wrap.
     *
     * Result:
     * - if $bsColumns==0 and empty $formElement[$wrapName]: no wrap
     * - if $formElement[$wrapName] is given: wrap with that one. Else: wrap with $wrapArray
     * - if $htmlId is give, inject it in $wrap.
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     *
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     * @param array  $formElement Complete FormElement, especially some FE_WRAP
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     * @param string $htmlElement Content to wrap.
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     * @param string $wrapName    FE_WRAP_ROW, FE_WRAP_LABEL, FE_WRAP_INPUT, FE_WRAP_NOTE
     * @param int    $bsColumns
     * @param array  $wrapArray   Systemwide Defaults: [ 'open wrap', 'close wrap' ]
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     * @param string $htmlId
     * @param string $class
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     *
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     * @return string Wrapped $htmlElement
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     * @throws CodeException
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     * @throws \qfq\UserFormException
     */
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    private function customWrap(array $formElement, $htmlElement, $wrapName, $bsColumns, array $wrapArray, $htmlId = '', $class = '') {
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        // If $bsColumns==0: do not wrap with default.
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        if ($bsColumns == 0) {
            $wrapArray[0] = '';
            $wrapArray[1] = '';
        }
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        // If there is a 'per FormElement'-wrap, take it.
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        if (isset($formElement[$wrapName])) {
            $wrapArray = explode('|', $formElement[$wrapName], 2);
        }

        if (count($wrapArray) != 2) {
            throw new UserFormException("Need open & close wrap token for FormElement.parameter" . $wrapName . " - E.g.: <div ...>|</div>", ERROR_MISSING_VALUE);
        }

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        if ($wrapArray[0] != '') {
            $wrapArray[0] = Support::insertAttribute($wrapArray[0], 'id', $htmlId);
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            $wrapArray[0] = Support::insertAttribute($wrapArray[0], 'class', $class); // might be problematic, if there is already a 'class' defined.
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        }

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        return $wrapArray[0] . $htmlElement . $wrapArray[1];
    }

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    /**
     * @param $formElement
     * @param $elementHtml
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     *
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     * @return string
     */
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    public function buildRowPill(array $formElement, $elementHtml) {
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        $html = '';

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        $html .= Support::wrapTag('<div class="col-md-12 qfq-form-body ' . $this->formSpec[F_CLASS_BODY] . '">', $elementHtml);
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        $active = $this->isFirstPill ? ' active' : '';

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        $html = Support::wrapTag('<div role="tabpanel" class="tab-pane' . $active . '" id="' . $this->createAnker($formElement['id']) . '">', $html);
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        $this->isFirstPill = false;

        return $html;
    }

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    /**
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     * Builds a fieldset
     *
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     * @param $formElement
     * @param $elementHtml
     */
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    public function buildRowFieldset(array $formElement, $elementHtml) {
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        $html = $elementHtml;

        return $html;
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    }

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    /**
     * Builds a templateGroup
     *
     * @param $formElement
     * @param $elementHtml
     */
    public function buildRowTemplateGroup(array $formElement, $elementHtml) {
        $html = $elementHtml;

        return $html;
    }

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    /**
     * @param $formElement
     * @param $elementHtml
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     *
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     * @return string
     */
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    public function buildRowSubrecord(array $formElement, $elementHtml) {
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        $html = $this->wrapItem(WRAP_SETUP_ELEMENT, $this->wrapItem(WRAP_SETUP_SUBRECORD, $formElement[FE_LABEL]));
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        $html .= $this->wrapItem(WRAP_SETUP_ELEMENT, $this->wrapItem(WRAP_SETUP_SUBRECORD, $elementHtml));
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        $html .= $this->wrapItem(WRAP_SETUP_ELEMENT, $this->wrapItem(WRAP_SETUP_SUBRECORD, $formElement[FE_NOTE]));
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        $attribute = ($formElement[FE_MODE] == FE_MODE_HIDDEN) ? ' style="display: none;"' : '';
        $attribute .= Support::doAttribute('id', $formElement[FE_HTML_ID]);

        return Support::wrapTag("<span name='qfq-subrecord' $attribute>", $html);
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    }
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}