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