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1 <?php
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2
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3 namespace Sabre\VObject\Splitter;
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4
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5 use Sabre\VObject;
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6
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7 /**
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8 * Splitter
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9 *
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10 * This class is responsible for splitting up VCard objects.
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11 *
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12 * It is assumed that the input stream contains 1 or more VCARD objects. This
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13 * class checks for BEGIN:VCARD and END:VCARD and parses each encountered
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14 * component individually.
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15 *
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16 * @copyright Copyright (C) 2007-2013 fruux GmbH (https://fruux.com/).
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17 * @author Dominik Tobschall
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18 * @author Armin Hackmann
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19 * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
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20 */
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21 class VCard implements SplitterInterface {
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22
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23 /**
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24 * File handle
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25 *
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26 * @var resource
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27 */
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28 protected $input;
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29
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30 /**
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31 * Constructor
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32 *
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33 * The splitter should receive an readable file stream as it's input.
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34 *
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35 * @param resource $input
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36 */
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37 public function __construct($input) {
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38
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39 $this->input = $input;
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40
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41 }
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42
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43 /**
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44 * Every time getNext() is called, a new object will be parsed, until we
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45 * hit the end of the stream.
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46 *
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47 * When the end is reached, null will be returned.
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48 *
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49 * @return Sabre\VObject\Component|null
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50 */
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51 public function getNext() {
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52
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53 $vcard = '';
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54
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55 do {
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56
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57 if (feof($this->input)) {
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58 return false;
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59 }
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60
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61 $line = fgets($this->input);
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62 $vcard .= $line;
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63
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64 } while(strtoupper(substr($line,0,4))!=="END:");
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65
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66 $object = VObject\Reader::read($vcard);
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67
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68 if($object->name !== 'VCARD') {
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69 throw new \InvalidArgumentException("Thats no vCard!", 1);
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70 }
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71
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72 return $object;
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73
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74 }
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75
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76 }
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