55 lines
1.2 KiB
PHP
55 lines
1.2 KiB
PHP
<?php
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/**
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* League.Csv (https://csv.thephpleague.com)
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*
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* (c) Ignace Nyamagana Butera <nyamsprod@gmail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace League\Csv;
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use function count;
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/**
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* Validates column consistency when inserting records into a CSV document.
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*/
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class ColumnConsistency
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{
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/**
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* @throws InvalidArgument if the column count is less than -1
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*/
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public function __construct(
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protected int $columns_count = -1
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) {
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$this->columns_count >= -1 || throw InvalidArgument::dueToInvalidColumnCount($this->columns_count, __METHOD__);
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}
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/**
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* Returns the column count.
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*/
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public function getColumnCount(): int
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{
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return $this->columns_count;
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}
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/**
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* Tells whether the submitted record is valid.
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*/
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public function __invoke(array $record): bool
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{
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$count = count($record);
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if (-1 === $this->columns_count) {
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$this->columns_count = $count;
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return true;
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}
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return $count === $this->columns_count;
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}
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}
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