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<?php
/* For licensing terms, see /license.txt */
use Ddeboer\DataImport\Reader\ExcelReader;
use League\Csv\Reader;
use Symfony\Component\DomCrawler\Crawler;
/**
* Class Import
* This class provides some functions which can be used when importing data from
* external files into Chamilo.
*/
class Import
{
/**
* @param string $path
* @param bool $setFirstRowAsHeader
*
* @return array
*/
public static function csv_reader($path, $setFirstRowAsHeader = true)
{
return self::csvToArray($path);
}
/**
* Reads a CSV-file into an array. The first line of the CSV-file should contain the array-keys.
* The encoding of the input file is tried to be detected.
* The elements of the returned array are encoded in the system encoding.
* Example:
* FirstName;LastName;Email
* John;Doe;john.doe@mail.com
* Adam;Adams;adam@mail.com
* returns
* $result [0]['FirstName'] = 'John';
* $result [0]['LastName'] = 'Doe';
* $result [0]['Email'] = 'john.doe@mail. com';
* $result [1]['FirstName'] = 'Adam';
* ...
*
* @param string $filename the path to the CSV-file which should be imported
*
* @return array returns an array (in the system encoding) that contains all data from the CSV-file
*/
public static function csvToArray($filename)
{
if (empty($filename)) {
return [];
}
$reader = Reader::createFromPath($filename, 'r');
if ($reader) {
$reader->setDelimiter(';');
$reader->stripBom(true);
/*$contents = $reader->__toString();
if (!Utf8::isUtf8($contents)) {
// If file is not in utf8 try converting to ISO-8859-15
if ($reader->getStreamFilterMode() == 1) {
$reader->appendStreamFilter('convert.iconv.ISO-8859-15/UTF-8');
}
}*/
$iterator = $reader->fetchAssoc(0);
return iterator_to_array($iterator);
}
return [];
}
public static function csvColumnToArray($filename, $columnIndex = 0): array
{
if (empty($filename)) {
return [];
}
$reader = Reader::createFromPath($filename, 'r');
if (!$reader) {
return [];
}
$reader->setDelimiter(';');
$reader->stripBom(true);
$iterator = $reader->fetchColumn($columnIndex);
return iterator_to_array($iterator);
}
/**
* @param string $filename
*
* @return array
*/
public static function xlsToArray($filename)
{
if (empty($filename)) {
return [];
}
$file = new \SplFileObject($filename);
return new ExcelReader($file, 0);
}
/**
* @param string $file
*
* @return Crawler
*/
public static function xml($file)
{
return self::xmlFromString(file_get_contents($file));
}
/**
* @param string $contents
*
* @return Crawler
*/
public static function xmlFromString($contents)
{
@libxml_disable_entity_loader(true);
$crawler = new Crawler();
$crawler->addXmlContent($contents);
return $crawler;
}
}
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