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318 lines
10 KiB
318 lines
10 KiB
<?php
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/* See license terms in /license.txt */
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use PhpOffice\PhpSpreadsheet\Spreadsheet;
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use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
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use Sonata\Exporter\Handler;
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use Sonata\Exporter\Source\ArraySourceIterator;
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use Sonata\Exporter\Writer\CsvWriter;
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use Sonata\Exporter\Writer\XlsWriter;
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use Symfony\Component\Filesystem\Filesystem;
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/**
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* This is the export library for Chamilo.
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* Include/require it in your code to use its functionality.
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*/
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class Export
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{
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/**
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* Constructor.
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*/
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public function __construct()
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{
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}
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/**
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* Export tabular data to CSV-file.
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*
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* @return mixed csv raw data | false if no data to export | string file path if success in $writeOnly mode
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*/
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public static function arrayToCsv(array $data, string $filename = 'export', bool $writeOnly = false, string $enclosure = '"')
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{
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if (empty($data)) {
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return false;
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}
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$enclosure = !empty($enclosure) ? $enclosure : '"';
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$filePath = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.csv';
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$writer = new CsvWriter($filePath, ';', $enclosure, true);
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$source = new ArraySourceIterator($data);
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$handler = Handler::create($source, $writer);
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$handler->export();
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if (!$writeOnly) {
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DocumentManager::file_send_for_download($filePath, true, $filename.'.csv');
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exit;
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}
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return $filePath;
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}
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/**
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* Converts an array of data into a CSV file and optionally sends it for download.
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*
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* @return string|void Returns the file path if $writeOnly is true, otherwise sends the file for download and exits.
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*/
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public static function arrayToCsvSimple(array $data, string $filename = 'export', bool $writeOnly = false, array $header = [])
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{
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$file = api_get_path(SYS_ARCHIVE_PATH) . uniqid('') . '.csv';
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$handle = fopen($file, 'w');
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if ($handle === false) {
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throw new \RuntimeException("Unable to create or open the file: $file");
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}
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if (!empty($header)) {
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fputcsv($handle, $header, ';');
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}
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foreach ($data as $row) {
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fputcsv($handle, (array)$row, ';');
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}
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fclose($handle);
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if (!$writeOnly) {
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DocumentManager::file_send_for_download($file, true, $filename . '.csv');
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unlink($file);
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exit;
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}
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return $file;
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}
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/**
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* Export tabular data to XLS-file.
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*/
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public static function arrayToXls(array $data, string $filename = 'export')
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{
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if (empty($data)) {
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return false;
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}
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$spreadsheet = new Spreadsheet();
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$sheet = $spreadsheet->getActiveSheet();
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$rowNumber = 1;
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foreach ($data as $row) {
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$colNumber = 'A';
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foreach ($row as $cell) {
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$sheet->setCellValue($colNumber . $rowNumber, $cell);
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$colNumber++;
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}
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$rowNumber++;
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}
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$filePath = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.xlsx';
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$writer = new Xlsx($spreadsheet);
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$writer->save($filePath);
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DocumentManager::file_send_for_download($filePath, true, $filename.'.xlsx');
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exit;
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}
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/**
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* Export tabular data to XLS-file (as html table).
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*
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* @param array $data
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* @param string $filename
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*/
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public static function export_table_xls_html($data, $filename = 'export', $encoding = 'utf-8')
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{
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$file = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.xls';
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$handle = fopen($file, 'a+');
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$systemEncoding = api_get_system_encoding();
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fwrite($handle, '<!DOCTYPE html><html><meta http-equiv="Content-Type" content="text/html" charset="'.$encoding.'" /><body><table>');
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foreach ($data as $id => $row) {
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foreach ($row as $id2 => $row2) {
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$data[$id][$id2] = api_htmlentities($row2);
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}
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}
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foreach ($data as $row) {
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$string = implode("</td><td>", $row);
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$string = '<tr><td>'.$string.'</td></tr>';
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if ('utf-8' != $encoding) {
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$string = api_convert_encoding($string, $encoding, $systemEncoding);
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}
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fwrite($handle, $string."\n");
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}
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fwrite($handle, '</table></body></html>');
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fclose($handle);
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DocumentManager::file_send_for_download($file, true, $filename.'.xls');
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exit;
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}
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/**
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* Export tabular data to XML-file.
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*
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* @param array Simple array of data to put in XML
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* @param string Name of file to be given to the user
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* @param string Name of common tag to place each line in
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* @param string Name of the root element. A root element should always be given.
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* @param string Encoding in which the data is provided
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*/
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public static function arrayToXml(
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$data,
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$filename = 'export',
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$item_tagname = 'item',
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$wrapper_tagname = null,
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$encoding = null
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) {
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if (empty($encoding)) {
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$encoding = api_get_system_encoding();
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}
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$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.xml';
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$handle = fopen($file, 'a+');
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fwrite($handle, '<?xml version="1.0" encoding="'.$encoding.'"?>'."\n");
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if (!is_null($wrapper_tagname)) {
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fwrite($handle, "\t".'<'.$wrapper_tagname.'>'."\n");
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}
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foreach ($data as $row) {
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fwrite($handle, '<'.$item_tagname.'>'."\n");
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foreach ($row as $key => $value) {
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fwrite($handle, "\t\t".'<'.$key.'>'.$value.'</'.$key.'>'."\n");
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}
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fwrite($handle, "\t".'</'.$item_tagname.'>'."\n");
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}
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if (!is_null($wrapper_tagname)) {
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fwrite($handle, '</'.$wrapper_tagname.'>'."\n");
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}
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fclose($handle);
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DocumentManager::file_send_for_download($file, true, $filename.'.xml');
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exit;
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}
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/**
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* @param array $data table to be read with the HTML_table class
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*/
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public static function export_table_pdf($data, $params = [])
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{
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$table_html = self::convert_array_to_html($data, $params);
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$params['format'] = isset($params['format']) ? $params['format'] : 'A4';
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$params['orientation'] = isset($params['orientation']) ? $params['orientation'] : 'P';
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$pdf = new PDF($params['format'], $params['orientation'], $params);
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$pdf->html_to_pdf_with_template($table_html);
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}
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/**
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* @param string $html
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* @param array $params
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*/
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public static function export_html_to_pdf($html, $params = [])
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{
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$params['format'] = isset($params['format']) ? $params['format'] : 'A4';
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$params['orientation'] = isset($params['orientation']) ? $params['orientation'] : 'P';
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$pdf = new PDF($params['format'], $params['orientation'], $params);
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$pdf->html_to_pdf_with_template($html);
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}
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/**
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* @param array $data
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* @param array $params
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*
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* @return string
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*/
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public static function convert_array_to_html($data, $params = [])
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{
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$headers = $data[0];
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unset($data[0]);
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$header_attributes = isset($params['header_attributes']) ? $params['header_attributes'] : [];
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$table = new HTML_Table(['class' => 'table table-hover table-striped data_table', 'repeat_header' => '1']);
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$row = 0;
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$column = 0;
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foreach ($headers as $header) {
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$table->setHeaderContents($row, $column, $header);
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$attributes = [];
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if (isset($header_attributes) && isset($header_attributes[$column])) {
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$attributes = $header_attributes[$column];
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}
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if (!empty($attributes)) {
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$table->updateCellAttributes($row, $column, $attributes);
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}
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$column++;
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}
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$row++;
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foreach ($data as &$printable_data_row) {
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$column = 0;
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foreach ($printable_data_row as &$printable_data_cell) {
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$table->setCellContents($row, $column, $printable_data_cell);
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//$table->updateCellAttributes($row, $column, $atributes);
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$column++;
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}
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$table->updateRowAttributes($row, $row % 2 ? 'class="row_even"' : 'class="row_odd"', true);
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$row++;
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}
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return $table->toHtml();
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}
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/**
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* Export HTML content in a ODF document.
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*
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* @param string $html
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* @param string $name
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* @param string $format
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*
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* @return bool
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*/
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public static function htmlToOdt($html, $name, $format = 'odt')
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{
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$unoconv = api_get_setting('platform.unoconv_binaries');
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if (empty($unoconv)) {
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return false;
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}
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if (!empty($html)) {
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/*$fs = new Filesystem();
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$paths = [
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'root_sys' => api_get_path(SYS_PATH),
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'path.temp' => api_get_path(SYS_ARCHIVE_PATH),
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];
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$connector = new Connector();
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$drivers = new DriversContainer();
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$drivers['configuration'] = [
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'unoconv.binaries' => $unoconv,
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'unoconv.timeout' => 60,
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];
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$tempFilesystem = TemporaryFilesystem::create();
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$manager = new Manager($tempFilesystem, $fs);
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$alchemyst = new Alchemyst($drivers, $manager);
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$dataFileSystem = new Data($paths, $fs, $connector, $alchemyst);
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$content = $dataFileSystem->convertRelativeToAbsoluteUrl($html);
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$filePath = $dataFileSystem->putContentInTempFile(
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$content,
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api_replace_dangerous_char($name),
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'html'
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);
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$try = true;
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while ($try) {
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try {
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$convertedFile = $dataFileSystem->transcode(
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$filePath,
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$format
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);
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$try = false;
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DocumentManager::file_send_for_download(
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$convertedFile,
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false,
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$name.'.'.$format
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);
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} catch (Exception $e) {
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// error_log($e->getMessage());
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}
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}*/
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}
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}
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}
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