Symfony Profiler

<?php
/*
* This file is part of EC-CUBE
*
* Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved.
*
* http://www.ec-cube.co.jp/
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Eccube\Service;
use Eccube\Stream\Filter\ConvertLineFeedFilter;
use Eccube\Stream\Filter\SjisToUtf8EncodingFilter;
/**
* Copyright (C) 2012-2014 David de Boer <david@ddeboer.nl>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
class CsvImportService implements \Iterator, \SeekableIterator, \Countable
{
public const DUPLICATE_HEADERS_INCREMENT = 1;
public const DUPLICATE_HEADERS_MERGE = 2;
/**
* Number of the row that contains the column names
*
* @var integer
*/
protected $headerRowNumber;
/**
* CSV file
*
* @var \SplFileObject
*/
protected $file;
/**
* Column headers as read from the CSV file
*
* @var array
*/
protected $columnHeaders = [];
/**
* Number of column headers, stored and re-used for performance
*
* In case of duplicate headers, this is always the number of unmerged headers.
*
* @var integer
*/
protected $headersCount;
/**
* Total number of rows in the CSV file
*
* @var integer
*/
protected $count;
/**
* Faulty CSV rows
*
* @var array
*/
protected $errors = [];
/**
* How to handle duplicate headers
*
* @var integer
*/
protected $duplicateHeadersFlag;
/**
* @param \SplFileObject $file
* @param string $delimiter
* @param string $enclosure
* @param string $escape
*/
public function __construct(\SplFileObject $file, $delimiter = ',', $enclosure = '"', $escape = '\\')
{
ini_set('auto_detect_line_endings', true);
// stream filter を適用して文字エンコーディングと改行コードの変換を行う
// see https://github.com/EC-CUBE/ec-cube/issues/5252
$filters = [
ConvertLineFeedFilter::class,
];
if (!\mb_check_encoding($file->current(), 'UTF-8')) {
// UTF-8 が検出できなかった場合は SJIS-win の stream filter を適用する
$filters[] = SjisToUtf8EncodingFilter::class;
}
$this->file = self::applyStreamFilter($file, ...$filters);
$this->file->setFlags(
\SplFileObject::READ_CSV |
\SplFileObject::SKIP_EMPTY |
\SplFileObject::READ_AHEAD
);
$this->file->setCsvControl(
$delimiter,
$enclosure,
$escape
);
}
/**
* Return the current row as an array
*
* If a header row has been set, an associative array will be returned
*
* @return array
*/
public function current()
{
// If the CSV has no column headers just return the line
if (empty($this->columnHeaders)) {
return $this->file->current();
}
// Since the CSV has column headers use them to construct an associative array for the columns in this line
if ($this->valid()) {
$current = $this->file->current();
$line = $current;
// See if values for duplicate headers should be merged
if (self::DUPLICATE_HEADERS_MERGE === $this->duplicateHeadersFlag) {
$line = $this->mergeDuplicates($line);
}
// Count the number of elements in both: they must be equal.
if (count($this->columnHeaders) === count($line)) {
return array_combine(array_keys($this->columnHeaders), $line);
} else {
return $line;
}
}
return null;
}
/**
* Get column headers
*
* @return array
*/
public function getColumnHeaders()
{
return array_keys($this->columnHeaders);
}
/**
* Set column headers
*
* @param array $columnHeaders
*/
public function setColumnHeaders(array $columnHeaders)
{
$this->columnHeaders = array_count_values($columnHeaders);
$this->headersCount = count($columnHeaders);
}
/**
* Set header row number
*
* @param integer $rowNumber Number of the row that contains column header names
* @param integer $duplicates How to handle duplicates (optional). One of:
* - CsvReader::DUPLICATE_HEADERS_INCREMENT;
* increments duplicates (dup, dup1, dup2 etc.)
* - CsvReader::DUPLICATE_HEADERS_MERGE; merges
* values for duplicate headers into an array
* (dup => [value1, value2, value3])
*
* @return boolean
*/
public function setHeaderRowNumber($rowNumber, $duplicates = null)
{
$this->duplicateHeadersFlag = $duplicates;
$this->headerRowNumber = $rowNumber;
$headers = $this->readHeaderRow($rowNumber);
if ($headers === false) {
return false;
}
$this->setColumnHeaders($headers);
return true;
}
/**
* Rewind the file pointer
*
* If a header row has been set, the pointer is set just below the header
* row. That way, when you iterate over the rows, that header row is
* skipped.
*/
public function rewind()
{
$this->file->rewind();
if (null !== $this->headerRowNumber) {
$this->file->seek($this->headerRowNumber + 1);
}
}
/**
* {@inheritdoc}
*/
public function count()
{
if (null === $this->count) {
$position = $this->key();
$this->count = iterator_count($this);
$this->seek($position);
}
return $this->count;
}
/**
* {@inheritdoc}
*/
public function next()
{
$this->file->next();
}
/**
* {@inheritdoc}
*/
public function valid()
{
return $this->file->valid();
}
/**
* {@inheritdoc}
*/
public function key()
{
return $this->file->key();
}
/**
* {@inheritdoc}
*/
public function seek($pointer)
{
$this->file->seek($pointer);
}
/**
* {@inheritdoc}
*/
public function getFields()
{
return $this->getColumnHeaders();
}
/**
* Get a row
*
* @param integer $number Row number
*
* @return array
*/
public function getRow($number)
{
$this->seek($number);
return $this->current();
}
/**
* Get rows that have an invalid number of columns
*
* @return array
*/
public function getErrors()
{
if (0 === $this->key()) {
// Iterator has not yet been processed, so do that now
foreach ($this as $row) { /* noop */
}
}
return $this->errors;
}
/**
* Does the reader contain any invalid rows?
*
* @return boolean
*/
public function hasErrors()
{
return count($this->getErrors()) > 0;
}
/**
* Stream filter を適用し, 新たな SplFileObject を返す.
*
* @param \SplFileObject $file Stream filter を適用する SplFileObject
* @param \php_user_filter $filters 適用する stream filter のクラス名
*
* @return \SplFileObject 適用後の SplFileObject
*/
public static function applyStreamFilter(\SplFileObject $file, string ...$filters): \SplFileObject
{
foreach ($filters as $filter) {
\stream_filter_register($filter, $filter);
}
$tempFile = tmpfile();
try {
foreach ($filters as $filter) {
\stream_filter_append($tempFile, $filter);
}
foreach ($file as $line) {
fwrite($tempFile, $line);
}
$meta = \stream_get_meta_data($tempFile);
return new \SplFileObject($meta['uri'], 'r');
} finally {
fclose($tempFile);
}
}
/**
* Read header row from CSV file
*
* @param integer $rowNumber Row number
*
* @return array
*/
protected function readHeaderRow($rowNumber)
{
$this->file->seek($rowNumber);
$headers = $this->file->current();
return $headers;
}
/**
* Add an increment to duplicate headers
*
* So the following line:
* |duplicate|duplicate|duplicate|
* |first |second |third |
*
* Yields value:
* $duplicate => 'first', $duplicate1 => 'second', $duplicate2 => 'third'
*
* @param array $headers
*
* @return array
*/
protected function incrementHeaders(array $headers)
{
$incrementedHeaders = [];
foreach (array_count_values($headers) as $header => $count) {
if ($count > 1) {
$incrementedHeaders[] = $header;
for ($i = 1; $i < $count; $i++) {
$incrementedHeaders[] = $header.$i;
}
} else {
$incrementedHeaders[] = $header;
}
}
return $incrementedHeaders;
}
/**
* Merges values for duplicate headers into an array
*
* So the following line:
* |duplicate|duplicate|duplicate|
* |first |second |third |
*
* Yields value:
* $duplicate => ['first', 'second', 'third']
*
* @param array $line
*
* @return array
*/
protected function mergeDuplicates(array $line)
{
$values = [];
$i = 0;
foreach ($this->columnHeaders as $count) {
if (1 === $count) {
$values[] = $line[$i];
} else {
$values[] = array_slice($line, $i, $count);
}
$i += $count;
}
return $values;
}
/**
* 行の文字エンコーディングを変換する.
*
* Windows 版 PHP7 環境では、ファイルエンコーディングが CP932 になるため UTF-8 に変換する.
* それ以外の環境では何もしない。
*
* @deprecated 使用していないため削除予定
*/
protected function convertEncodingRows($row)
{
@trigger_error('The '.__METHOD__.' method is deprecated.', E_USER_DEPRECATED);
if ('\\' === DIRECTORY_SEPARATOR && PHP_VERSION_ID >= 70000) {
foreach ($row as &$col) {
$col = mb_convert_encoding($col, 'UTF-8', 'SJIS-win');
}
}
return $row;
}
}

src/Eccube/Service/CsvImportService.php line 272