<?php
/**
* Convert mailing-list from text to vcf
* @author CPKS
* @package imc
* @subpackage outlook
* @license Public Domain
*/
namespace imc\outlook;
/**
* Source of mailing list data
*
* Acts as inner iterator to imc\outlook\data
* @package imc
* @subpackage outlook
*/
class textfile extends \SplFileObject {
/**
* Override constructor to drop newlines
* @param string $fn filename
*/
public function __construct($fn) {
parent::__construct($fn, 'r');
$this->setFlags(\SplFileObject::DROP_NEW_LINE | \SplFileObject::SKIP_EMPTY);
$this->rewind();
}
}
/**
* Mailing list data iterator
*
* Scans e-mails out of a simple text file
* Expected: titles and other stuff we currently don't want
* followed by text rows in the form James Dough\t<jdough@example.net>
* @package imc
* @subpackage outlook
*/
class data extends \FilterIterator {
/**
* Mailing-list title (i.e. FN attribute)
* @var string
*/
public $title;
/**
* Categories to file under (typically only one), comma-separated
* @var string
*/
public $categories;
/**
* Ctor generates the file object
* @param string $fn filename to pass to the textfile object
* @throws \RuntimeException if unexpected file data
*/
public function __construct($fn) {
$ml = new textfile($fn);
$line = $ml->current();
$pos = \strpos($line, "ame:\t");
if ($pos === FALSE)
throw new \RuntimeException('Distribution List Name not found.');
$this->title = \substr($line, $pos + 5);
$ml->next(); // now we want the categories
$line = $ml->current();
$pos = \strpos($line, "ies:\t");
if ($pos !== FALSE) {
$cats = \substr($line, $pos + 5);
$this->categories = \str_replace(', ', ',', $cats);
}
else {
echo "Line found: $line\n";
if (\strpos($line, 'Members:') === FALSE)
throw new \RuntimeException('Neither Members nor Category list found.');
}
$ml->next(); // help it on its way
parent::__construct($ml);
}
/**
* Implement FilterIterator
* @return bool if it looks like an e-mail address
*/
public function accept() {
return strpos(parent::current(), '@') !== FALSE;
}
/**
* Override FilterIterator
*
* Change the tab separator to a space, put the e-mail in quotes
* @return string e-mail file line
*/
public function current() {
return \preg_replace('/\\t(.*)$/', ' <\\1>', parent::current());
}
}
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