PHP Aw\DataPort DataPorter示例

示例#1

文件： format.php 项目： awmedia/dataport

<?php

/**
 * DataPorter example page
 * @Exampe: convert format from array to csv.
 * With Mapper and Processor.
 */
require_once __DIR__ . '/../vendor/autoload.php';
use Aw\DataPort\DataPorter, Aw\DataPort\Filter, Aw\DataPort\Reader, Aw\DataPort\Reader\Adapter\ArrayReaderAdapter, Aw\DataPort\Mapper, Aw\DataPort\Writer, Aw\DataPort\Writer\Adapter\CsvFileWriterAdapter;
$data = array(array('name' => 'Game of Thrones', 'year' => '2011', 'votes' => 3963, 'score' => 8.800000000000001), array('name' => 'Band of Brothers', 'year' => '2001', 'votes' => 1434, 'score' => 8.699999999999999), array('name' => 'The Sopranos', 'year' => '1999', 'votes' => 605, 'score' => 8.6), array('name' => 'Breaking Bad', 'year' => '2008', 'votes' => 2951, 'score' => 8.6), array('name' => 'Sherlock', 'year' => '2010', 'votes' => 1182, 'score' => 8.5));
// Settings
$targetFilename = 'formatTarget.csv';
// Create DataPorter instance
$dataPorter = new DataPorter();
// Create Reader
$reader = new Reader(new ArrayReaderAdapter($data));
// Create Mapper
$mapper = new Mapper(array('title' => 'name', 'started' => 'year', 'voted' => 'votes', 'score' => 'score'));
// Create processors.
// Using Callables is more easy and flexible.
// For reusable processores extend the Processer class.
$dataPorter->getProcessors()->add(function ($row) {
    $row['voted'] *= 2;
    $row['title'] = trim($row['title']) . ' | ported';
    return $row;
});
// Create Writer
$writerAdapter = new CsvFileWriterAdapter($targetFilename);
$writer = new Writer($writerAdapter);
// Configure DataPorter
$dataPorter->setReader($reader)->setMapper($mapper)->setWriter($writer);

示例#2

文件： filter.php 项目： awmedia/dataport

<?php

/**
 * DataPorter example page
 * @Exampe: filter rows before processing
 */
require_once __DIR__ . '/../vendor/autoload.php';
use Aw\DataPort\DataPorter, Aw\DataPort\Filter, Aw\DataPort\Reader, Aw\DataPort\Reader\Adapter\ArrayReaderAdapter, Aw\DataPort\Mapper, Aw\DataPort\Writer, Aw\DataPort\Writer\Adapter\ArrayWriterAdapter;
$data = array(array('name' => 'Game of Thrones', 'year' => '2011', 'votes' => 3963, 'score' => 8.800000000000001), array('name' => 'Band of Brothers', 'year' => '2001', 'votes' => 1434, 'score' => 8.699999999999999), array('name' => 'The Sopranos', 'year' => '1999', 'votes' => 605, 'score' => 8.6), array('name' => 'Breaking Bad', 'year' => '2008', 'votes' => 2951, 'score' => 8.6), array('name' => 'Sherlock', 'year' => '2010', 'votes' => 1182, 'score' => 8.5));
// Create DataPorter instance
$dataPorter = new DataPorter();
// Create Reader
$reader = new Reader(new ArrayReaderAdapter($data));
// Add pre processor filters
$dataPorter->getPreProcessorFilters()->add(new Filter('voted', function ($value) {
    // ignore movies with less then 1000 votes
    return $value > 1000;
}));
// Create Mapper
$mapper = new Mapper(array('title' => 'name', 'started' => 'year', 'voted' => 'votes', 'score' => 'score'));
// Create Writer
$writerAdapter = new ArrayWriterAdapter();
$writer = new Writer($writerAdapter);
// Configure DataPorter
$dataPorter->setReader($reader)->setMapper($mapper)->setWriter($writer);
// Start session
$result = $dataPorter->port();
echo '<pre>';
print_r($result);

示例#3

文件： mapping.php 项目： awmedia/dataport

<?php

/**
 * DataPorter example page
 * @Exampe: map field names
 */
require_once __DIR__ . '/../vendor/autoload.php';
use Aw\DataPort\DataPorter, Aw\DataPort\Reader, Aw\DataPort\Reader\Adapter\ArrayReaderAdapter, Aw\DataPort\Mapper, Aw\DataPort\Writer, Aw\DataPort\Writer\Adapter\ArrayWriterAdapter;
$data = array(array('name' => 'Game of Thrones', 'year' => '2011', 'votes' => 3963, 'score' => 8.800000000000001), array('name' => 'Band of Brothers', 'year' => '2001', 'votes' => 1434, 'score' => 8.699999999999999), array('name' => 'The Sopranos', 'year' => '1999', 'votes' => 605, 'score' => 8.6), array('name' => 'Breaking Bad', 'year' => '2008', 'votes' => 2951, 'score' => 8.6), array('name' => 'Sherlock', 'year' => '2010', 'votes' => 1182, 'score' => 8.5));
// Create DataPorter instance
$dataPorter = new DataPorter();
// Create Reader
$reader = new Reader(new ArrayReaderAdapter($data));
// Create Mapper
$mapper = new Mapper(array('title' => 'name', 'started' => 'year', 'voted' => 'votes', 'score' => 'score'));
// Create Writer
$writerAdapter = new ArrayWriterAdapter();
$writer = new Writer($writerAdapter);
// Configure DataPorter
$dataPorter = new DataPorter();
$dataPorter->setReader($reader)->setMapper($mapper)->setWriter($writer);
// Start session
$result = $dataPorter->port();
echo '<pre>';
print_r($result);