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comparison vendor/zendframework/zend-feed/src/Writer/FeedFactory.php @ 0:4c8ae668cc8c

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Initial import (non-working)
author Chris Cannam
date Wed, 29 Nov 2017 16:09:58 +0000
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children 7a779792577d
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-1:000000000000 0:4c8ae668cc8c
1 <?php
2 /**
3 * Zend Framework (http://framework.zend.com/)
4 *
5 * @link http://github.com/zendframework/zf2 for the canonical source repository
6 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
7 * @license http://framework.zend.com/license/new-bsd New BSD License
8 */
9
10 namespace Zend\Feed\Writer;
11
12 use Traversable;
13
14 abstract class FeedFactory
15 {
16 /**
17 * Create and return a Feed based on data provided.
18 *
19 * @param array|Traversable $data
20 * @throws Exception\InvalidArgumentException
21 * @return Feed
22 */
23 public static function factory($data)
24 {
25 if (!is_array($data) && !$data instanceof Traversable) {
26 throw new Exception\InvalidArgumentException(sprintf(
27 '%s expects an array or Traversable argument; received "%s"',
28 __METHOD__,
29 (is_object($data) ? get_class($data) : gettype($data))
30 ));
31 }
32
33 $feed = new Feed();
34
35 foreach ($data as $key => $value) {
36 // Setters
37 $key = static::convertKey($key);
38 $method = 'set' . $key;
39 if (method_exists($feed, $method)) {
40 switch ($method) {
41 case 'setfeedlink':
42 if (!is_array($value)) {
43 // Need an array
44 break;
45 }
46 if (!array_key_exists('link', $value) || !array_key_exists('type', $value)) {
47 // Need both keys to set this correctly
48 break;
49 }
50 $feed->setFeedLink($value['link'], $value['type']);
51 break;
52 default:
53 $feed->$method($value);
54 break;
55 }
56 continue;
57 }
58
59 // Entries
60 if ('entries' == $key) {
61 static::createEntries($value, $feed);
62 continue;
63 }
64 }
65
66 return $feed;
67 }
68
69 /**
70 * Normalize a key
71 *
72 * @param string $key
73 * @return string
74 */
75 protected static function convertKey($key)
76 {
77 $key = str_replace('_', '', strtolower($key));
78 return $key;
79 }
80
81 /**
82 * Create and attach entries to a feed
83 *
84 * @param array|Traversable $entries
85 * @param Feed $feed
86 * @throws Exception\InvalidArgumentException
87 * @return void
88 */
89 protected static function createEntries($entries, Feed $feed)
90 {
91 if (!is_array($entries) && !$entries instanceof Traversable) {
92 throw new Exception\InvalidArgumentException(sprintf(
93 '%s::factory expects the "entries" value to be an array or Traversable; received "%s"',
94 get_called_class(),
95 (is_object($entries) ? get_class($entries) : gettype($entries))
96 ));
97 }
98
99 foreach ($entries as $data) {
100 if (!is_array($data) && !$data instanceof Traversable && !$data instanceof Entry) {
101 throw new Exception\InvalidArgumentException(sprintf(
102 '%s expects an array, Traversable, or Zend\Feed\Writer\Entry argument; received "%s"',
103 __METHOD__,
104 (is_object($data) ? get_class($data) : gettype($data))
105 ));
106 }
107
108 // Use case 1: Entry item
109 if ($data instanceof Entry) {
110 $feed->addEntry($data);
111 continue;
112 }
113
114 // Use case 2: iterate item and populate entry
115 $entry = $feed->createEntry();
116 foreach ($data as $key => $value) {
117 $key = static::convertKey($key);
118 $method = 'set' . $key;
119 if (!method_exists($entry, $method)) {
120 continue;
121 }
122 $entry->$method($value);
123 }
124 $feed->addEntry($entry);
125 }
126 }
127 }