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107 lines
2.7 KiB
107 lines
2.7 KiB
<?php
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/* For licensing terms, see /license.txt */
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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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* @package chamilo.library
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*
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*/
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class Import
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{
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/**
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*
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* @param string $path
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* @return \CsvReader
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*/
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static function csv_reader($path)
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{
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return new CsvReader($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;john.doe@mail.com
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* Adam;Adams;adam@mail.com
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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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* @param string $filename The path to the CSV-file which should be imported.
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* @return array Returns an array (in the system encoding) that contains all data from the CSV-file.
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*
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*
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* @deprecated use cvs_reader instead
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*/
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static function csv_to_array($filename, $csv_order = 'vertical') {
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$result = array();
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// Encoding detection.
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$handle = fopen($filename, 'r');
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if ($handle === false) {
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return $result;
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}
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$buffer = array();
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$i = 0;
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while (!feof($handle) && $i < 200) {
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// We assume that 200 lines are enough for encoding detection.
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$buffer[] = fgets($handle);
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$i++;
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}
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fclose($handle);
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$buffer = implode("\n", $buffer);
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$from_encoding = api_detect_encoding($buffer);
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unset($buffer);
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// Reading the file, parsing and importing csv data.
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$handle = fopen($filename, 'r');
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if ($handle === false) {
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return $result;
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}
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if ($csv_order == 'vertical') {
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$keys = api_fgetcsv($handle, null, ';');
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foreach ($keys as $key => &$key_value) {
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$key_value = api_to_system_encoding($key_value, $from_encoding);
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}
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}
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while (($row_tmp = api_fgetcsv($handle, null, ';')) !== false) {
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$row = array();
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// Avoid empty lines in csv
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if (is_array($row_tmp) && count($row_tmp) > 0 && $row_tmp[0] != '') {
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if (!is_null($row_tmp[0])) {
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if ($csv_order == 'vertical') {
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foreach ($row_tmp as $index => $value) {
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$row[$keys[$index]] = api_to_system_encoding($value, $from_encoding);
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}
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} else {
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$first = null;
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$count = 1;
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foreach ($row_tmp as $index => $value) {
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if ($count == 1) {
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$first = $value;
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} else {
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$row[$first][] = api_to_system_encoding($value, $from_encoding);
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}
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$count++;
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}
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}
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$result[] = $row;
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}
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}
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}
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fclose($handle);
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return $result;
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}
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}
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