146 lines
3.3 KiB
PHP
146 lines
3.3 KiB
PHP
<?php
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namespace Deblan\Csv;
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use Deblan\Csv\Exception\CsvParserInvalidParameterException;
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use Deblan\Csv\Exception\CsvParserException;
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class CsvParser
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{
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private $filename;
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private $delimiter;
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private $enclosure;
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private $escapeChar;
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private $hasLegend;
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private $datas = array();
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private $legend = array();
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private $nullValues = array();
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public function __construct($filename, $delimiter = ';', $enclosure = '"', $escapeChar = '\\', $hasLegend = false, array $nullValues = array(''))
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{
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$this->setFilename($filename);
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$this->setDelimiter($delimiter);
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$this->setEnclosure($enclosure);
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$this->setEscapeChar($escapeChar);
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$this->setHasLegend($hasLegend);
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$this->setNullValues($nullValues);
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}
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public function setFilename($v)
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{
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if (!is_string($v)) {
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throw new CsvParserInvalidParameterException(sprintf('"%s" is not a valid string.', $v));
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}
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if (!file_exists($v)) {
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throw new CsvParserException(sprintf('"%s" does not exist.', $v));
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}
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if (!is_readable($v)) {
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throw new CsvParserException(sprintf('"%s" is not readable.', $v));
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}
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$this->filename = $v;
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}
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public function setDelimiter($v)
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{
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if (!is_string($v)) {
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throw new CsvParserInvalidParameterException(sprintf('"%s" is not a valid string.', $v));
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}
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$this->delimiter = $v;
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}
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public function setEnclosure($v)
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{
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if (!is_string($v)) {
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throw new CsvParserInvalidParameterException(sprintf('"%s" is not a valid string.', $v));
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}
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$this->enclose = $v;
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}
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public function setEscapeChar($v)
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{
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if (!is_string($v)) {
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throw new CsvParserInvalidParameterException(sprintf('"%s" is not a valid string.', $v));
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}
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$this->escapeChar = $v;
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}
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public function setHasLegend($v)
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{
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if (!is_bool($v)) {
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throw new CsvParserInvalidParameterException(sprintf('"%s" is not a valid bool.', $v));
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}
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$this->hasLegend = $v;
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}
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public function getLegend()
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{
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return $this->legend;
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}
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public function setNullValues(array $v)
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{
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$this->nullValues = $v;
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}
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/**
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*
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* To improve...
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*
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*/
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protected function cleanNullValues($line)
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{
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return str_replace($this->nullValues, '', $line);
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}
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public function getDatas()
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{
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return $this->datas;
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}
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public function parse()
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{
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if (!empty($this->datas)) {
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return $this->datas;
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}
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$lines = file($this->filename);
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if (empty($lines)) {
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return true;
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}
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if ($this->hasLegend) {
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$this->legend = str_getcsv($lines[0], $this->delimiter, $this->enclosure, $this->escapeChar);
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unset($lines[0]);
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}
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foreach ($lines as $l => $line) {
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$datas = str_getcsv($this->cleanNullValues($line), $this->delimiter, $this->enclosure, $this->escapeChar);
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if ($this->hasLegend) {
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foreach ($this->legend as $k => $v) {
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$datas[$v] = isset($datas[$k]) ? $datas[$k] : null;
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}
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}
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$this->datas[] = $datas;
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}
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return true;
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}
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}
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