spip_nursit/ecrire/inc/importer_csv.php
2023-06-01 17:30:12 +02:00

115 lines
3.3 KiB
PHP

<?php
/***************************************************************************\
* SPIP, Systeme de publication pour l'internet *
* *
* Copyright (c) 2001-2019 *
* Arnaud Martin, Antoine Pitrou, Philippe Riviere, Emmanuel Saint-James *
* *
* Ce programme est un logiciel libre distribue sous licence GNU/GPL. *
* Pour plus de details voir le fichier COPYING.txt ou l'aide en ligne. *
\***************************************************************************/
if (!defined('_ECRIRE_INC_VERSION')) {
return;
}
include_spip('inc/charsets');
/**
* Based on an example by ramdac at ramdac dot org
* Returns a multi-dimensional array from a CSV file optionally using the
* first row as a header to create the underlying data as associative arrays.
*
* @param string $file Filepath including filename
* @param bool $head Use first row as header.
* @param string $delim Specify a delimiter other than a comma.
* @param int $len Line length to be passed to fgetcsv
* @return array or false on failure to retrieve any rows.
*/
/**
* Importer le charset d'une ligne
*
* @param string $texte
* @return array
*/
function importer_csv_importcharset($texte) {
// le plus frequent, en particulier avec les trucs de ms@@@
$charset_source = 'iso-8859-1';
// mais open-office sait faire mieux, donc mefiance !
if (is_utf8($texte)) {
$charset_source = 'utf-8';
}
return importer_charset($texte, $charset_source);
}
/**
* enlever les accents des cles presentes dans le head,
* sinon ca pose des problemes ...
*
* @param string $key
* @return string
*/
function importer_csv_nettoie_key($key) {
return translitteration($key);
}
/**
* Lit un fichier csv et retourne un tableau
* si $head est true, la premiere ligne est utilisee en header
* pour generer un tableau associatif
*
* @param string $file
* @param bool $head
* @param string $delim
* @param string $enclos
* @param int $len
* @return array
*/
function inc_importer_csv_dist($file, $head = false, $delim = ", ", $enclos = '"', $len = 10000) {
$return = false;
if (@file_exists($file)
and $handle = fopen($file, "r")
) {
if ($head) {
$header = fgetcsv($handle, $len, $delim, $enclos);
if ($header) {
$header = array_map('importer_csv_importcharset', $header);
$header = array_map('importer_csv_nettoie_key', $header);
$header_type = array();
foreach ($header as $heading) {
if (!isset($header_type[$heading])) {
$header_type[$heading] = "scalar";
} else {
$header_type[$heading] = "array";
}
}
}
}
while (($data = fgetcsv($handle, $len, $delim, $enclos)) !== false) {
$data = array_map('importer_csv_importcharset', $data);
if ($head and isset($header)) {
$row = array();
foreach ($header as $key => $heading) {
if ($header_type[$heading] == "array") {
if (!isset($row[$heading])) {
$row[$heading] = array();
}
if (isset($data[$key]) and strlen($data[$key])) {
$row[$heading][] = $data[$key];
}
} else {
$row[$heading] = (isset($data[$key])) ? $data[$key] : '';
}
}
$return[] = $row;
} else {
$return[] = $data;
}
}
}
return $return;
}