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<?php |
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namespace Logikos\Csv\CsvToMysql; |
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class LoadDataInFile { |
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private $delimiter = ','; |
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private $enclosure = '"'; |
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private $eol = "\\n"; |
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private $escape = '\\'; |
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private $ignoreLines = 0; |
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private $csvFile; |
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private $tableName; |
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private $columnMap; |
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private $columnBinds = []; |
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public function getDelimiter() { return $this->delimiter; } |
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public function setDelimiter($delimiter) { $this->delimiter = $delimiter; } |
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public function getEnclosure() { return $this->enclosure; } |
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public function setEnclosure($enclosure) { $this->enclosure = $enclosure; } |
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public function getEOL() { return $this->eol; } |
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public function setEOL($eol) { $this->eol = $eol; } |
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public function getEscape() { return $this->escape; } |
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public function setEscape($escape) { $this->escape = $escape; } |
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public function getTableName() { return $this->tableName; } |
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public function setTableName($name) { $this->tableName = $name; } |
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public function getIgnoreLines() { return $this->ignoreLines; } |
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public function setIgnoreLines($count) { $this->ignoreLines = $count; } |
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public function getColMap() { return $this->columnMap; } |
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public function setColMap($columnMap) { $this->columnMap = $columnMap; } |
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public function getColumnBinds() { return $this->columnBinds; } |
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public function SetColumnBinds($binds) { $this->columnBinds = $binds; } |
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public function getCsvFile() { return $this->csvFile; } |
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public function setCsvFile($csvFile) { $this->csvFile = $csvFile; } |
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public function getQuery() { |
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$sql = " |
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LOAD DATA LOCAL INFILE '{$this->getCsvFile()}' |
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INTO TABLE {$this->getTableName()} |
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FIELDS TERMINATED BY '{$this->getDelimiter()}' |
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OPTIONALLY ENCLOSED BY '{$this->getEnclosure()}' |
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ESCAPED BY '{$this->escape($this->getEscape())}' |
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LINES TERMINATED BY '{$this->getEOL()}' |
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IGNORE {$this->getIgnoreLines()} LINES |
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( {$this->getColVarsExpression()} ) |
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SET {$this->getSetExpression()} |
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"; |
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return $sql; |
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} |
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public function getBinds() { |
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$binds = []; |
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foreach ($this->columnBinds as $k=>$v) $binds[":{$k}"] = $v; |
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return $binds; |
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} |
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public function getColVars() { |
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$vars = []; |
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for ($i=1, $count=count($this->columnMap); $i<=$count; $i++) |
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array_push($vars, "@col{$i}"); |
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return $vars; |
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} |
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public function getSetExpression() { |
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$expressions = []; |
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if ($this->hasColumnMap()) array_push($expressions, $this->getColMapExpression()); |
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if ($this->hasColumnBinds()) array_push($expressions, $this->getBoundSetExpression()); |
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return $this->arrayToStringList($expressions); |
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} |
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protected function hasColumnMap() { return !empty($this->columnMap); } |
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protected function hasColumnBinds() { return !empty($this->columnBinds); } |
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protected function getColMapExpression() { |
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$pieces = []; |
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$colNum = 1; |
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foreach ($this->columnMap as $colName) { |
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if (!is_null($colName)) |
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array_push($pieces, "{$colName} = @col{$colNum}"); |
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$colNum++; |
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} |
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return implode(",\n", $pieces); |
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} |
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protected function getColVarsExpression() { |
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return $this->arrayToStringList($this->getColVars()); |
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} |
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protected function getBoundSetExpression() { |
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$binds = []; |
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foreach ($this->columnBinds as $k=>$v) { |
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array_push($binds, "{$k} = :{$k}"); |
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} |
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return $this->arrayToStringList($binds); |
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} |
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protected function arrayToStringList(array $items) { |
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return implode(",\n", $items); |
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} |
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private function escape($string) { return addslashes($string); } |
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} |
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logikostech /
csv-to-mysql
