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Mini Shell
Mini Shell
<?php
/* See license terms in /license.txt */
use Chamilo\CoreBundle\Component\Editor\Connector;
use Chamilo\CoreBundle\Component\Filesystem\Data;
use Ddeboer\DataImport\Writer\CsvWriter;
use Ddeboer\DataImport\Writer\ExcelWriter;
use MediaAlchemyst\Alchemyst;
use MediaAlchemyst\DriversContainer;
use Neutron\TemporaryFilesystem\Manager;
use Neutron\TemporaryFilesystem\TemporaryFilesystem;
use Symfony\Component\Filesystem\Filesystem;
/**
* This is the export library for Chamilo.
* Include/require it in your code to use its functionality.
* Several functions below are adaptations from functions distributed by www.nexen.net.
*/
class Export
{
/**
* Constructor.
*/
public function __construct()
{
}
/**
* Export tabular data to CSV-file.
*
* @param array $data
* @param string $filename
* @param bool $writeOnly Whether to only write on disk or also send for download
* @param string $enclosure
*
* @return mixed csv raw data | false if no data to export | string file path if success in $writeOnly mode
*/
public static function arrayToCsv($data, $filename = 'export', $writeOnly = false, $enclosure = '"')
{
if (empty($data)) {
return false;
}
$enclosure = !empty($enclosure) ? $enclosure : '"';
$filePath = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.csv';
$stream = fopen($filePath, 'w');
$writer = new CsvWriter(';', $enclosure, $stream, true);
$writer->prepare();
foreach ($data as $item) {
if (empty($item)) {
$writer->writeItem([]);
continue;
}
$item = array_map('trim', $item);
$writer->writeItem($item);
}
$writer->finish();
if (!$writeOnly) {
DocumentManager::file_send_for_download($filePath, true, $filename.'.csv');
exit;
}
return $filePath;
}
/**
* Export tabular data to XLS-file.
*
* @param array $data
* @param string $filename
*/
public static function arrayToXls($data, $filename = 'export', $encoding = 'utf-8')
{
$filePath = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.xlsx';
$file = new \SplFileObject($filePath, 'w');
$writer = new ExcelWriter($file);
@$writer->prepare();
foreach ($data as $row) {
@$writer->writeItem($row);
}
@$writer->finish();
DocumentManager::file_send_for_download($filePath, true, $filename.'.xlsx');
exit;
}
/**
* Export tabular data to XLS-file included comments.
*
* @param array $data The comment by cell should be added with the prefix [comment] to be added ($txtCellValue.'[comment]'.$txtComment)
*/
public static function arrayToXlsAndComments(
array $data,
string $filename = 'export'
) {
$filePath = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.xlsx';
$file = new \SplFileObject($filePath, 'w');
$excel = @new PHPExcel();
$type = 'Excel2007';
$sheet = null;
$row = 1;
$prependHeaderRow = false;
if (null !== $sheet && !$excel->sheetNameExists($sheet)) {
$excel->removeSheetByIndex(0);
}
if (null !== $sheet) {
if (!$excel->sheetNameExists($sheet)) {
$excel->createSheet()->setTitle($sheet);
}
$excel->setActiveSheetIndexByName($sheet);
}
foreach ($data as $item) {
$count = count($item);
if ($prependHeaderRow && 1 == $row) {
$headers = array_keys($item);
for ($i = 0; $i < $count; $i++) {
@$excel->getActiveSheet()->setCellValueByColumnAndRow($i, $row, $headers[$i]);
}
$row++;
}
$values = array_values($item);
for ($i = 0; $i < $count; $i++) {
$txtComment = '';
$txtValue = $values[$i];
if (false !== strpos($values[$i], '[comment]')) {
list($txtValue, $txtComment) = explode('[comment]', $values[$i]);
}
@$excel->getActiveSheet()->setCellValueByColumnAndRow($i, $row, $txtValue);
if (!empty($txtComment)) {
$columnLetter = PHPExcel_Cell::stringFromColumnIndex($i);
$coordinate = $columnLetter.$row;
@$excel->getActiveSheet()->getComment($coordinate)->getText()->createTextRun($txtComment);
}
}
$row++;
}
$writer = \PHPExcel_IOFactory::createWriter($excel, $type);
$writer->save($file->getPathname());
DocumentManager::file_send_for_download($filePath, true, $filename.'.xlsx');
exit;
}
/**
* Export tabular data to XLS-file (as html table).
*
* @param array $data
* @param string $filename
*/
public static function export_table_xls_html($data, $filename = 'export', $encoding = 'utf-8')
{
$file = api_get_path(SYS_ARCHIVE_PATH).uniqid('').'.xls';
$handle = fopen($file, 'a+');
$systemEncoding = api_get_system_encoding();
fwrite($handle, '<!DOCTYPE html><html><meta http-equiv="Content-Type" content="text/html" charset="'.$encoding.'" /><body><table>');
foreach ($data as $id => $row) {
foreach ($row as $id2 => $row2) {
$data[$id][$id2] = api_htmlentities($row2);
}
}
foreach ($data as $row) {
$string = implode("</td><td>", $row);
$string = '<tr><td>'.$string.'</td></tr>';
if ($encoding != 'utf-8') {
$string = api_convert_encoding($string, $encoding, $systemEncoding);
}
fwrite($handle, $string."\n");
}
fwrite($handle, '</table></body></html>');
fclose($handle);
DocumentManager::file_send_for_download($file, true, $filename.'.xls');
exit;
}
/**
* Export tabular data to XML-file.
*
* @param array Simple array of data to put in XML
* @param string Name of file to be given to the user
* @param string Name of common tag to place each line in
* @param string Name of the root element. A root element should always be given.
* @param string Encoding in which the data is provided
*/
public static function arrayToXml(
$data,
$filename = 'export',
$item_tagname = 'item',
$wrapper_tagname = null,
$encoding = null
) {
if (empty($encoding)) {
$encoding = api_get_system_encoding();
}
$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.xml';
$handle = fopen($file, 'a+');
fwrite($handle, '<?xml version="1.0" encoding="'.$encoding.'"?>'."\n");
if (!is_null($wrapper_tagname)) {
fwrite($handle, "\t".'<'.$wrapper_tagname.'>'."\n");
}
foreach ($data as $row) {
fwrite($handle, '<'.$item_tagname.'>'."\n");
foreach ($row as $key => $value) {
fwrite($handle, "\t\t".'<'.$key.'>'.$value.'</'.$key.'>'."\n");
}
fwrite($handle, "\t".'</'.$item_tagname.'>'."\n");
}
if (!is_null($wrapper_tagname)) {
fwrite($handle, '</'.$wrapper_tagname.'>'."\n");
}
fclose($handle);
DocumentManager::file_send_for_download($file, true, $filename.'.xml');
exit;
}
/**
* Export hierarchical tabular data to XML-file.
*
* @param array Hierarchical array of data to put in XML, each element presenting a 'name' and a 'value' property
* @param string Name of file to be given to the user
* @param string Name of common tag to place each line in
* @param string Name of the root element. A root element should always be given.
* @param string Encoding in which the data is provided
*/
public static function export_complex_table_xml(
$data,
$filename = 'export',
$wrapper_tagname = null,
$encoding = 'ISO-8859-1'
) {
$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.xml';
$handle = fopen($file, 'a+');
fwrite($handle, '<?xml version="1.0" encoding="'.$encoding.'"?>'."\n");
if (!is_null($wrapper_tagname)) {
fwrite($handle, '<'.$wrapper_tagname.'>');
}
$s = self::_export_complex_table_xml_helper($data);
fwrite($handle, $s);
if (!is_null($wrapper_tagname)) {
fwrite($handle, '</'.$wrapper_tagname.'>'."\n");
}
fclose($handle);
DocumentManager::file_send_for_download($file, true, $filename.'.xml');
return false;
}
/**
* Helper for the hierarchical XML exporter.
*
* @param array Hierarhical array composed of elements of type ('name'=>'xyz','value'=>'...')
* @param int Level of recursivity. Allows the XML to be finely presented
*
* @return string The XML string to be inserted into the root element
*/
public static function _export_complex_table_xml_helper($data, $level = 1)
{
if (count($data) < 1) {
return '';
}
$string = '';
foreach ($data as $row) {
$string .= "\n".str_repeat("\t", $level).'<'.$row['name'].'>';
if (is_array($row['value'])) {
$string .= self::_export_complex_table_xml_helper($row['value'], $level + 1)."\n";
$string .= str_repeat("\t", $level).'</'.$row['name'].'>';
} else {
$string .= $row['value'];
$string .= '</'.$row['name'].'>';
}
}
return $string;
}
/**
* @param array $data table to be read with the HTML_table class
*/
public static function export_table_pdf($data, $params = [])
{
$table_html = self::convert_array_to_html($data, $params);
$params['format'] = isset($params['format']) ? $params['format'] : 'A4';
$params['orientation'] = isset($params['orientation']) ? $params['orientation'] : 'P';
$pdf = new PDF($params['format'], $params['orientation'], $params);
$pdf->html_to_pdf_with_template($table_html);
}
/**
* @param string $html
* @param array $params
*/
public static function export_html_to_pdf($html, $params = [])
{
$params['format'] = isset($params['format']) ? $params['format'] : 'A4';
$params['orientation'] = isset($params['orientation']) ? $params['orientation'] : 'P';
$pdf = new PDF($params['format'], $params['orientation'], $params);
$pdf->html_to_pdf_with_template($html);
}
/**
* @param array $data
* @param array $params
*
* @return string
*/
public static function convert_array_to_html($data, $params = [])
{
$headers = $data[0];
unset($data[0]);
$header_attributes = isset($params['header_attributes']) ? $params['header_attributes'] : [];
$table = new HTML_Table(['class' => 'table table-hover table-striped data_table', 'repeat_header' => '1']);
$row = 0;
$column = 0;
foreach ($headers as $header) {
$table->setHeaderContents($row, $column, $header);
$attributes = [];
if (isset($header_attributes) && isset($header_attributes[$column])) {
$attributes = $header_attributes[$column];
}
if (!empty($attributes)) {
$table->updateCellAttributes($row, $column, $attributes);
}
$column++;
}
$row++;
foreach ($data as &$printable_data_row) {
$column = 0;
foreach ($printable_data_row as &$printable_data_cell) {
$table->setCellContents($row, $column, $printable_data_cell);
//$table->updateCellAttributes($row, $column, $atributes);
$column++;
}
$table->updateRowAttributes($row, $row % 2 ? 'class="row_even"' : 'class="row_odd"', true);
$row++;
}
$table_tp_html = $table->toHtml();
return $table_tp_html;
}
/**
* Export HTML content in a ODF document.
*
* @param string $html
* @param string $name
* @param string $format
*
* @return bool
*/
public static function htmlToOdt($html, $name, $format = 'odt')
{
$unoconv = api_get_configuration_value('unoconv.binaries');
if (empty($unoconv)) {
return false;
}
if (!empty($html)) {
$fs = new Filesystem();
$paths = [
'root_sys' => api_get_path(SYS_PATH),
'path.temp' => api_get_path(SYS_ARCHIVE_PATH),
];
$connector = new Connector();
$drivers = new DriversContainer();
$drivers['configuration'] = [
'unoconv.binaries' => $unoconv,
'unoconv.timeout' => 60,
];
$tempFilesystem = TemporaryFilesystem::create();
$manager = new Manager($tempFilesystem, $fs);
$alchemyst = new Alchemyst($drivers, $manager);
$dataFileSystem = new Data($paths, $fs, $connector, $alchemyst);
$content = $dataFileSystem->convertRelativeToAbsoluteUrl($html);
$filePath = $dataFileSystem->putContentInTempFile(
$content,
api_replace_dangerous_char($name),
'html'
);
$try = true;
while ($try) {
try {
$convertedFile = $dataFileSystem->transcode(
$filePath,
$format
);
$try = false;
DocumentManager::file_send_for_download(
$convertedFile,
false,
$name.'.'.$format
);
} catch (Exception $e) {
// error_log($e->getMessage());
}
}
}
}
}
Zerion Mini Shell 1.0