class.ilPCTableData.php

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<?php

class ilPCTableData extends ilPageContent
{
    protected DOMNode $table_pc_node;

    public function init(): void
    {
        $this->setType("td");
    }

    public function newRowAfter(int $cnt = 1): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();
        $parent_tr = $td->parentNode;
        for ($i = 1; $i <= $cnt; $i++) {
            $new_tr = $parent_tr->cloneNode(true);

            // remove pc ids
            if ($new_tr->hasAttribute("PCID")) {
                $new_tr->removeAttribute("PCID");
            }
            if ($next_tr = $parent_tr->nextSibling) {
                $new_tr = $next_tr->parentNode->insertBefore($new_tr, $next_tr);
            } else {
                $parent_table = $parent_tr->parentNode;
                $new_tr = $parent_table->appendChild($new_tr);
            }

            // remove td content of new row
            $this->deleteRowContent($new_tr);
        }
        $this->fixHideAndSpans();
    }


    public function newRowBefore(int $cnt = 1): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();
        $parent_tr = $td->parentNode;
        for ($i = 1; $i <= $cnt; $i++) {
            $new_tr = $parent_tr->cloneNode(true);
            $new_tr = $parent_tr->parentNode->insertBefore($new_tr, $parent_tr);
            if ($new_tr->hasAttribute("PCID")) {
                $new_tr->removeAttribute("PCID");
            }

            // remove td content of new row
            $this->deleteRowContent($new_tr);
        }
        $this->fixHideAndSpans();
    }


    public function deleteRowContent(
        DOMNode $a_row_node
    ): void {
        // remove td content of row
        foreach ($a_row_node->childNodes as $td) {
            if ($td->hasAttribute("PCID")) {
                $td->removeAttribute("PCID");
            }
            $this->dom_util->deleteAllChilds($td);
        }
    }

    public function deleteTDContent(
        DOMNode $a_td_node
    ): void {
        $this->dom_util->deleteAllChilds($a_td_node);
    }

    public function deleteRow(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();
        $parent_tr = $td->parentNode;
        $parent_tr->parentNode->removeChild($parent_tr);
        $this->fixHideAndSpans();
    }

    public function newColAfter(int $cnt = 1): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();

        // determine current column nr
        $hier_id = $this->getHierId();
        $parts = explode("_", $hier_id);
        $col_nr = array_pop($parts);
        $col_nr--;

        $parent_tr = $td->parentNode;
        $parent_table = $parent_tr->parentNode;

        for ($i = 1; $i <= $cnt; $i++) {
            // iterate all table rows
            foreach ($parent_table->childNodes as $row) {
                if ($row->nodeName == "TableRow") {
                    // clone td at $col_nr
                    $tds = $row->childNodes;
                    $old_td = $tds->item($col_nr);
                    $new_td = $old_td->cloneNode(true);

                    if ($new_td->hasAttribute("PCID")) {
                        $new_td->removeAttribute("PCID");
                    }

                    // insert clone after $col_nr
                    if ($next_td = $old_td->nextSibling) {
                        $new_td = $next_td->parentNode->insertBefore($new_td, $next_td);
                    } else {
                        $new_td = $row->appendChild($new_td);
                    }
                    $this->deleteTDContent($new_td);
                }
            }
        }
        $this->fixHideAndSpans();
    }

    public function newColBefore(int $cnt = 1): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();

        // determine current column nr
        $hier_id = $this->getHierId();
        $parts = explode("_", $hier_id);
        $col_nr = array_pop($parts);
        $col_nr--;
        $parent_tr = $td->parentNode;
        $parent_table = $parent_tr->parentNode;

        for ($i = 1; $i <= $cnt; $i++) {
            // iterate all table rows
            foreach ($parent_table->childNodes as $row) {
                if ($row->nodeName == "TableRow") {
                    // clone td at $col_nr
                    $tds = $row->childNodes;
                    $old_td = $tds->item($col_nr);
                    $new_td = $old_td->cloneNode(true);

                    if ($new_td->hasAttribute("PCID")) {
                        $new_td->removeAttribute("PCID");
                    }

                    // insert clone before $col_nr
                    $new_td = $old_td->parentNode->insertBefore($new_td, $old_td);
                    $this->deleteTDContent($new_td);
                }
            }
        }
        $this->fixHideAndSpans();
    }

    public function deleteCol(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();

        // determine current column nr
        $hier_id = $this->getHierId();
        $parts = explode("_", $hier_id);
        $col_nr = array_pop($parts);
        $col_nr--;

        $parent_tr = $td->parentNode;
        $parent_table = $parent_tr->parentNode;

        // iterate all table rows
        foreach ($parent_table->childNodes as $row) {
            if ($row->nodeName == "TableRow") {
                // unlink td at $col_nr
                $tds = $row->childNodes;
                $tds->item($col_nr)->parentNode->removeChild($tds->item($col_nr));
            }
        }
        $this->fixHideAndSpans();
    }

    public function moveRowDown(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();
        $tr = $td->parentNode;
        $next = $tr->nextSibling;
        $next_copy = $next->cloneNode(true);
        $next_copy = $tr->parentNode->insertBefore($next_copy, $tr);
        $next->parentNode->removeChild($next);
        $this->fixHideAndSpans();
    }

    public function moveRowUp(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();
        $tr = $td->parentNode;
        $prev = $tr->previousSibling;
        $tr_copy = $tr->cloneNode(true);
        $tr_copy = $prev->parentNode->insertBefore($tr_copy, $prev);
        $tr->parentNode->removeChild($tr);
        $this->fixHideAndSpans();
    }

    public function moveColRight(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();

        // determine current column nr
        $hier_id = $this->getHierId();
        $parts = explode("_", $hier_id);
        $col_nr = array_pop($parts);
        $col_nr--;

        $parent_tr = $td->parentNode;
        $parent_table = $parent_tr->parentNode;

        // iterate all table rows
        foreach ($parent_table->childNodes as $row) {
            if ($row->nodeName == "TableRow") {
                $tds = $row->childNodes;
                $td = $tds->item($col_nr);
                $next = $td->nextSibling;
                $next_copy = $next->cloneNode(true);
                $next_copy = $td->parentNode->insertBefore($next_copy, $td);
                $next->parentNode->removeChild($next);
            }
        }
        $this->fixHideAndSpans();
    }

    public function moveColLeft(): void
    {
        $this->initTablePCNode();
        $td = $this->getDomNode();

        // determine current column nr
        $hier_id = $this->getHierId();
        $parts = explode("_", $hier_id);
        $col_nr = array_pop($parts);
        $col_nr--;

        $parent_tr = $td->parentNode;
        $parent_table = $parent_tr->parentNode;

        // iterate all table rows
        foreach ($parent_table->childNodes as $row) {
            if ($row->nodeName == "TableRow") {
                $tds = $row->childNodes;
                $td = $tds->item($col_nr);
                $prev = $td->previousSibling;
                $td_copy = $td->cloneNode(true);
                $td_copy = $prev->parentNode->insertBefore($td_copy, $prev);
                $td->parentNode->removeChild($td);
            }
        }
        $this->fixHideAndSpans();
    }

    public function initTablePCNode(): void
    {
        $td = $this->getDomNode();
        $tr = $td->parentNode;
        $table = $tr->parentNode;
        $this->table_pc_node = $table->parentNode;
    }

    public function fixHideAndSpans(): void
    {
        $table_obj = new ilPCTable($this->getPage());
        $table_obj->setDomNode($this->table_pc_node);
        $table_obj->readHierId();
        $table_obj->readPCId();
        $table_obj->fixHideAndSpans();
    }
}