PHP Complex CSV parser

Parse complex CSV to JSON

---

Simple usage

$str = 'CN1339361,,,,,
,Week 51 2017,Week 52 2017,Week 01 2018,Week 02 2018,Week 03 2018
Sales,1,5,6,9,1
Stock,1,7,1,2,4
Forecast,3,7,0,3,3
,,,,,
CN1339987,,,,,
,Week 51 2017,Week 52 2017,Week 01 2018,Week 02 2018,Week 03 2018
Sales,6,7,1,3,7
Stock,2,6,0,2,4
Forecast,5,0,2,2,4';

$settings = json_encode([
    'Header' => [
        'Global' => false,
        'Position' => [
            'Line' => 1
        ]
    ],
    'Block' => [
        'Transpose' => false,
        'Size' => 6
    ],
    'Columns' => [
        [
            'Type' => ColumnType::Single()->getValue(),
            'Name' => 'partcode',
            'Position' => [
                'Line' => 0,
                'Column' => 0
            ]
        ],
        [
            'Type' => ColumnType::Multiple()->getValue(),
            'Name' => 'sales',
            'KeepHeader' => false,
            'Position' => [
                'Line' => 3,
                'Range' => [1, null] 
            ]
        ],
        [
            'Type' => ColumnType::Multiple()->getValue(),
            'Name' => 'stock',
            'KeepHeader' => false,
            'Position' => [
                'Search' => 'Stock',
                'SearchColumn' => 0,
                'Range' => [1, 4] 
            ]
        ],
        [
            'Type' => ColumnType::Multiple()->getValue(),
            'Name' => 'fcast',
            'KeepHeader' => false,
            'Position' => [
                'Search' => 'Forecast',
                'SearchColumn' => 0,
                'HeaderMatch' => 'Week [0-9]{1,2} 2018' 
            ]
        ]
    ]
]);

// Load CSV
$parser = new PHPComplexParser();
$parser->loadCsvStr($str);

// Load Settings
$parser->loadSettingsJson($settings);

$out = $parser->processData();
/*
$out =>
array(
    array(
        'partcode' => 'CN1339361',
        'sales' => array(1,7,1,2,4),
        'stock' => array(1,7,1,2),
        'fcast' => array(0,3,3)
    ),
    array(
        'partcode' => 'CN1339987',
        'sales' => array(2,6,0,2,4),
        'stock' => array(2,6,0,2),
        'fcast' => array(2,2,4)
    )
)
*/

---

Settings Options

General

Name	Description	Type
IgnoreLinesBegin	Number of lines to be ignored at begin of the file	Integer

Header

Name	Description	Type
Global	Where header line is located (TRUE = Global / FALSE = Block)	Boolean
Position	Position of the header line	PositionHeader

PositionHeader

Name	Description	Type
Line	Line where header is placed	Integer

Block

Name	Description	Type
Transpose	Transpose the block before process it	Boolean
Size	If the blocks are fixed size you can split it by the number of lines	Integer
Break	If it's not fixed size you can select the type of block delimiter	Enum BlockBreak
BreakSearch	Value to be find in specific BlockBreaks	String/Regex
BreakSearchColumn	Column position for BlockSearch	Integer

Column

Name	Description	Type
Type	Type of parser	Enum ColumnType
Name	Name to be returned on out data	String
KeepHeader	Show the original header on out information	Boolean
Position	Position where the data will be extracted	PositionColumn

PositionColumn

Name	Description	Type
Line	Line where data will be extracted	Integer
Column	Column where the data will be extracted (for Single extractor)	Integer
Search	Information to be search and select the line (for Multiple extractor)	String/Search
SearchColumn	Column position for 'Search'	Integer
HeaderMatch	Using header to match the columns (for Multiple extractor)	String/Search
Range	Select data from a list of columns (for Multiple extractor)	Array(integer, integer/null)

---

Enumerators

BlockBreak

ID	Name	Description
1	EmptyLine	Break block each empty line
2	MatchLastLine	Break block every time the extractor find a specific last line
2	MatchFirstLine	Break block every time the extractor find a specific first line

ColumnType

ID	Name	Description
1	Single	Search just single information from column/line
1	Multiple	Search multiple information from line