aheathershaw
/
ical-drupal-calendar
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Added an export routine to export back from Drupal to ICS

This commit is contained in:
Andy Heathershaw 2018-03-11 21:03:39 +00:00
parent 2c5b7642f1
commit 0bb24a1386
12 changed files with 280 additions and 23 deletions
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86
export.php Normal file
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@ -0,0 +1,86 @@
<?php
namespace Pandy06269\iCalDrupal;
use Pandy06269\iCalDrupal\includes\DrupalConfigFileReader;
use Pandy06269\iCalDrupal\includes\DrupalDatabaseEventReader;
use Pandy06269\iCalDrupal\includes\DrupalDatabaseEventWriter;
use Pandy06269\iCalDrupal\includes\Event;
use Pandy06269\iCalDrupal\includes\ICSEchoWriter;
use Pandy06269\iCalDrupal\includes\ICSFileReader;
//define('DEBUG', true);
define('DRUPAL_CONFIG_FILE', '../sites/default/settings.php');
function autoload_include_file($class)
{
$class = substr($class, strlen('Pandy06269\\iCalDrupal\\'));
$filePath = sprintf('%s/%s.php', __DIR__, str_replace('\\', DIRECTORY_SEPARATOR, $class));
require_once $filePath;
}
spl_autoload_register('\Pandy06269\iCalDrupal\autoload_include_file');
if (defined('DEBUG') && DEBUG)
{
ini_set('display_errors', 'on');
}
try
{
$drupalConfigReader = new DrupalConfigFileReader(DRUPAL_CONFIG_FILE);
$drupalEventReader = new DrupalDatabaseEventReader($drupalConfigReader);
$drupalEventReader->open();
$events = $drupalEventReader->getEvents();
usort($events, function(Event $x, Event $y)
{
if ($x->getStartDate() == $y->getStartDate())
{
return 0;
}
else if ($x->getStartDate() < $y->getStartDate())
{
return -1;
}
else
{
return 1;
}
});
$drupalEventReader->close();
header($_SERVER['SERVER_PROTOCOL'] . ' 200 OK', true, 200);
header('Content-Type: text/plain');
$icsWriter = new ICSEchoWriter();
$icsWriter->open();
/** @var Event $event */
foreach ($events as $event)
{
if ($event->getStartDate() > new \DateTime())
{
$icsWriter->write($event);
}
}
$icsWriter->close();
}
catch (\Exception $e)
{
if (defined('DEBUG') && DEBUG)
{
echo sprintf('Caught exception: %s' . PHP_EOL, $e->getMessage());
echo $e->getTraceAsString();
}
else
{
echo 'An error occurred';
}
header($_SERVER['SERVER_PROTOCOL'] . ' 500 Internal Server Error', true, 500);
}

16
import.php
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@ -1,23 +1,23 @@
<?php
namespace Pandy06269\iCalImporter;
namespace Pandy06269\iCalDrupal;
use Pandy06269\iCalImporter\includes\DrupalConfigFileReader;
use Pandy06269\iCalImporter\includes\DrupalDatabaseEventWriter;
use Pandy06269\iCalImporter\includes\Event;
use Pandy06269\iCalImporter\includes\ICSFileReader;
use Pandy06269\iCalDrupal\includes\DrupalConfigFileReader;
use Pandy06269\iCalDrupal\includes\DrupalDatabaseEventWriter;
use Pandy06269\iCalDrupal\includes\Event;
use Pandy06269\iCalDrupal\includes\ICSFileReader;
//define('DEBUG', true);
function autoload_include_file($class)
{
$class = substr($class, strlen('Pandy06269\\iCalImporter\\'));
$class = substr($class, strlen('Pandy06269\\iCalDrupal\\'));
$filePath = sprintf('%s/%s.php', __DIR__, str_replace('\\', DIRECTORY_SEPARATOR, $class));
require_once $filePath;
}
spl_autoload_register('\Pandy06269\iCalImporter\autoload_include_file');
spl_autoload_register('\Pandy06269\iCalDrupal\autoload_include_file');
if ($argc !== 3)
{
@ -87,7 +87,7 @@ try
try
{
$target->upload($event);
$target->write($event);
echo 'OK' . PHP_EOL;
}
catch (\Exception $e)

2
includes/DrupalConfigFileReader.php
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@ -1,6 +1,6 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
class DrupalConfigFileReader extends FileReader
{

77
includes/DrupalDatabaseEventReader.php Normal file
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@ -0,0 +1,77 @@
<?php
namespace Pandy06269\iCalDrupal\includes;
class DrupalDatabaseEventReader extends MysqlConnector implements IEventReader
{
private $options = [];
public function __construct(DrupalConfigFileReader $configFileReader, array $options = [])
{
$this->config = $configFileReader->getDatabaseConfig();
$defaultOptions = [
'body_format' => 'content_editor_html',
'calendar_bundle' => 'private_event',
'end_date_field_name' => 'end_date',
'start_date_field_name' => 'start_date'
];
$this->options = array_merge($defaultOptions, $options);
}
public function getEvents()
{
$events = [];
$results = $this->executeQueryResult(
'SELECT n.nid, n.uuid, MAX(nr.vid) AS vid FROM `node` n INNER JOIN `node_revision` nr ON nr.nid = n.nid WHERE (n.`type` = ? OR n.`type` = ?) GROUP BY n.nid, n.uuid',
['s', 's'],
['private_event', 'public_event']
);
$startDateTableName = sprintf('node_revision__field_%s', $this->options['start_date_field_name']);
$startDateFieldName = sprintf('field_%s_value', $this->options['start_date_field_name']);
$endDateTableName = sprintf('node_revision__field_%s', $this->options['end_date_field_name']);
$endDateFieldName = sprintf('field_%s_value', $this->options['end_date_field_name']);
foreach ($results as $result)
{
$nodeResults = $this->executeQueryResult(
sprintf(
'SELECT * ' .
'FROM `node_field_data` n ' .
'LEFT OUTER JOIN `%s` ns ON ns.`entity_id` = n.`nid` AND ns.`revision_id` = n.`vid` ' .
'LEFT OUTER JOIN `%s` ne ON ne.`entity_id` = n.`nid` AND ne.`revision_id` = n.`vid` ' .
'LEFT OUTER JOIN `node_revision__body` nb ON nb.`entity_id` = n.`nid` AND nb.`revision_id` = n.`vid` ' .
'WHERE n.`nid` = ? AND n.`vid` = ?',
$startDateTableName,
$endDateTableName
),
['i', 'i'],
[$result['nid'], $result['vid']]
);
$event = new Event();
$event->setTitle($nodeResults[0]['title']);
$event->setDescription(trim($nodeResults[0]['body_value']));
if (!empty($nodeResults[0][$startDateFieldName]))
{
$event->setStartDate(new \DateTime($nodeResults[0][$startDateFieldName]));
}
if (!empty($nodeResults[0][$endDateFieldName]))
{
$event->setEndDate(new \DateTime($nodeResults[0][$endDateFieldName]));
}
$event->setUid($result['uuid']);
$events[] = $event;
}
return $events;
}
}

6
includes/DrupalDatabaseEventWriter.php
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@ -1,8 +1,8 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
class DrupalDatabaseEventWriter extends MysqlEventWriter
class DrupalDatabaseEventWriter extends MysqlConnector implements IEventWriter
{
private $options = [];
@ -20,7 +20,7 @@ class DrupalDatabaseEventWriter extends MysqlEventWriter
$this->options = array_merge($defaultOptions, $options);
}
public function upload(Event $event)
public function write(Event $event)
{
// First insert the `node` record
$this->executeQuery(

23
includes/Event.php
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@ -1,6 +1,6 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
class Event
{
@ -9,6 +9,11 @@ class Event
*/
private $description;
/**
* @var \DateTime
*/
private $endDate;
/**
* @var \DateTime
*/
@ -40,6 +45,22 @@ class Event
$this->description = $description;
}
/**
* @return \DateTime
*/
public function getEndDate()
{
return $this->endDate;
}
/**
* @param \DateTime $endDate
*/
public function setEndDate($endDate)
{
$this->endDate = $endDate;
}
/**
* @return \DateTime
*/

2
includes/FileReader.php
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@ -1,6 +1,6 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
class FileReader
{

62
includes/ICSEchoWriter.php Normal file
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@ -0,0 +1,62 @@
<?php
namespace Pandy06269\iCalDrupal\includes;
class ICSEchoWriter implements IEventWriter
{
public function close()
{
echo ICSFileReader::HEADER_VCALENDAR_END . PHP_EOL;
}
public function open()
{
echo ICSFileReader::HEADER_VCALENDAR_BEGIN . PHP_EOL;
}
public function write(Event $event)
{
echo ICSFileReader::HEADER_VEVENT_BEGIN . PHP_EOL;
echo sprintf('%s%s' . PHP_EOL, ICSFileReader::HEADER_TITLE, $event->getTitle());
if (!empty($event->getDescription()))
{
$matches = [];
preg_match_all('/<p>(.+)<\/p>/', $event->getDescription(), $matches);
$isDescriptionStarted = false;
foreach ($matches[1] as $match)
{
if (strlen(trim($match)) > 0)
{
if ($isDescriptionStarted)
{
echo $match . PHP_EOL;
}
else
{
echo sprintf('%s%s' . PHP_EOL, ICSFileReader::HEADER_DESCRIPTION, $match);
$isDescriptionStarted = true;
}
}
}
}
if (!is_null($event->getStartDate()))
{
$date = $event->getStartDate()->format('Ymd\\THis\\Z');
echo sprintf('%s%s' . PHP_EOL, ICSFileReader::HEADER_DATE, $date);
}
if (!is_null($event->getEndDate()))
{
$date = $event->getEndDate()->format('Ymd\\THis\\Z');
echo sprintf('%s%s' . PHP_EOL, ICSFileReader::HEADER_DATE_END, $date);
}
echo ICSFileReader::HEADER_VEVENT_END . PHP_EOL;
}
}

6
includes/ICSFileReader.php
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@ -1,13 +1,15 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
class ICSFileReader extends FileReader
class ICSFileReader extends FileReader implements IEventReader
{
const HEADER_VCALENDAR_BEGIN = 'BEGIN:VCALENDAR';
const HEADER_VCALENDAR_END = 'END:VCALENDAR';
const HEADER_VEVENT_BEGIN = 'BEGIN:VEVENT';
const HEADER_VEVENT_END = 'END:VEVENT';
const HEADER_DATE = 'DTSTART:';
const HEADER_DATE_END = 'DTEND:';
const HEADER_DESCRIPTION = 'DESCRIPTION:';
const HEADER_TITLE = 'SUMMARY:';
const HEADER_UID = 'UID:';

8
includes/IEventReader.php Normal file
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@ -0,0 +1,8 @@
<?php
namespace Pandy06269\iCalDrupal\includes;
interface IEventReader
{
function getEvents();
}

4
includes/IEventWriter.php
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@ -1,10 +1,10 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
interface IEventWriter
{
function close();
function open();
function upload(Event $event);
function write(Event $event);
}

11
includes/MysqlEventWriter.php → includes/MysqlConnector.php
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@ -1,8 +1,8 @@
<?php
namespace Pandy06269\iCalImporter\includes;
namespace Pandy06269\iCalDrupal\includes;
abstract class MysqlEventWriter implements IEventWriter
class MysqlConnector
{
protected $config;
@ -21,7 +21,10 @@ abstract class MysqlEventWriter implements IEventWriter
public function open()
{
echo sprintf('Connecting to Drupal database called "%s" on "%s:%d"' . PHP_EOL, $this->config['database'], $this->config['host'], $this->config['port']);
if (defined('DEBUG') && DEBUG)
{
echo sprintf('Connecting to Drupal database called "%s" on "%s:%d"' . PHP_EOL, $this->config['database'], $this->config['host'], $this->config['port']);
}
$this->connection = new \mysqli(
$this->config['host'],
@ -37,8 +40,6 @@ abstract class MysqlEventWriter implements IEventWriter
}
}
abstract function upload(Event $event);
protected function executeQuery($sql, array $paramTypes = [], array $paramValues = [])
{
$statement = $this->prepareQueryStatement($sql, $paramTypes, $paramValues);