ColumnsContentObject.php

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<?php
namespace TYPO3\CMS\Frontend\ContentObject;

class ColumnsContentObject extends AbstractContentObject {

    public function render($conf = array()) {
        if (empty($conf) || !empty($conf['if.']) && !$this->cObj->checkIf($conf['if.'])) {
            return '';
        }

        $content = '';

        $tdRowCount = 0;
        $tableParams = isset($conf['tableParams.']) ? $this->cObj->stdWrap($conf['tableParams'], $conf['tableParams.']) : $conf['tableParams'];
        $tableParams = $tableParams ? ' ' . $tableParams : ' border="0" cellspacing="0" cellpadding="0"';
        $TDparams = isset($conf['TDParams.']) ? $this->cObj->stdWrap($conf['TDParams'], $conf['TDParams.']) : $conf['TDParams'];
        $TDparams = $TDparams ? ' ' . $TDparams : ' valign="top"';
        $rows = isset($conf['rows.']) ? $this->cObj->stdWrap($conf['rows'], $conf['rows.']) : $conf['rows'];
        $rows = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($rows, 2, 20);
        $totalWidth = isset($conf['totalWidth.']) ? (int)$this->cObj->stdWrap($conf['totalWidth'], $conf['totalWidth.']) : (int)$conf['totalWidth'];
        $totalGapWidth = 0;
        $gapData = array(
            'gapWidth' => isset($conf['gapWidth.']) ? $this->cObj->stdWrap($conf['gapWidth'], $conf['gapWidth.']) : $conf['gapWidth'],
            'gapBgCol' => isset($conf['gapBgCol.']) ? $this->cObj->stdWrap($conf['gapBgCol'], $conf['gapBgCol.']) : $conf['gapBgCol'],
            'gapLineThickness' => isset($conf['gapLineThickness.']) ? $this->cObj->stdWrap($conf['gapLineThickness'], $conf['gapLineThickness.']) : $conf['gapLineThickness'],
            'gapLineCol' => isset($conf['gapLineCol.']) ? $this->cObj->stdWrap($conf['gapLineCol'], $conf['gapLineCol.']) : $conf['gapLineCol']
        );
        $gapData = $GLOBALS['TSFE']->tmpl->splitConfArray($gapData, $rows - 1);
        foreach ($gapData as $val) {
            $totalGapWidth += (int)$val['gapWidth'];
        }
        if ($totalWidth) {
            $columnWidth = ceil(($totalWidth - $totalGapWidth) / $rows);
            $TDparams .= ' width="' . $columnWidth . '"';
            $tableParams .= ' width="' . $totalWidth . '"';
        } else {
            $TDparams .= ' width="' . floor(100 / $rows) . '%"';
            $tableParams .= ' width="100%"';
        }
        for ($a = 1; $a <= $rows; $a++) {
            $tdRowCount++;
            $content .= '<td' . $TDparams . '>';
            $content .= $this->cObj->cObjGetSingle($conf[$a], $conf[$a . '.'], $a);
            $content .= '</td>';
            if ($a < $rows) {
                $gapConf = $gapData[$a - 1];
                $gapWidth = (int)$gapConf['gapWidth'];
                if ($gapWidth) {
                    $tdPar = $gapConf['gapBgCol'] ? ' bgcolor="' . $gapConf['gapBgCol'] . '"' : '';
                    $gapLine = (int)$gapConf['gapLineThickness'];
                    if ($gapLine) {
                        $gapSurround = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange(($gapWidth - $gapLine) / 2, 1, 1000);
                        // right gap
                        $content .= '<td' . $tdPar . '><img src="' . $GLOBALS['TSFE']->absRefPrefix . 'clear.gif" width="' . $gapSurround . '" height="1" alt="" title="" /></td>';
                        $tdRowCount++;
                        // line:
                        $GtdPar = $gapConf['gapLineCol'] ? ' bgcolor="' . $gapConf['gapLineCol'] . '"' : ' bgcolor="black"';
                        $content .= '<td' . $GtdPar . '><img src="' . $GLOBALS['TSFE']->absRefPrefix . 'clear.gif" width="' . $gapLine . '" height="1" alt="" title="" /></td>';
                        $tdRowCount++;
                        // left gap
                        $content .= '<td' . $tdPar . '><img src="' . $GLOBALS['TSFE']->absRefPrefix . 'clear.gif" width="' . $gapSurround . '" height="1" alt="" title="" /></td>';
                        $tdRowCount++;
                    } else {
                        $content .= '<td' . $tdPar . '><img src="' . $GLOBALS['TSFE']->absRefPrefix . 'clear.gif" width="' . $gapWidth . '" height="1" alt="" title="" /></td>';
                        $tdRowCount++;
                    }
                }
            }
        }
        $content = '<tr>' . $content . '</tr>';
        $content = '<table' . $tableParams . '>' . $content . '</table>';
        if ($conf['after'] || isset($conf['after.'])) {
            $content .= $this->cObj->cObjGetSingle($conf['after'], $conf['after.'], 'after');
        }
        if (isset($conf['stdWrap.'])) {
            $content = $this->cObj->stdWrap($content, $conf['stdWrap.']);
        }
        return $content;
    }

}