|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace League\HTMLToMarkdown\Converter; |
|
4
|
|
|
|
|
5
|
|
|
use League\HTMLToMarkdown\Configuration; |
|
6
|
|
|
use League\HTMLToMarkdown\ConfigurationAwareInterface; |
|
7
|
|
|
use League\HTMLToMarkdown\ElementInterface; |
|
8
|
|
|
|
|
9
|
|
|
class ListItemConverter implements ConverterInterface, ConfigurationAwareInterface |
|
10
|
|
|
{ |
|
11
|
|
|
/** |
|
12
|
|
|
* @var Configuration |
|
13
|
|
|
*/ |
|
14
|
|
|
protected $config; |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* @var string |
|
18
|
|
|
*/ |
|
19
|
|
|
protected $listItemStyle; |
|
20
|
|
|
|
|
21
|
|
|
/** |
|
22
|
|
|
* @param Configuration $config |
|
23
|
|
|
*/ |
|
24
|
84 |
|
public function setConfig(Configuration $config) |
|
25
|
|
|
{ |
|
26
|
84 |
|
$this->config = $config; |
|
27
|
84 |
|
} |
|
28
|
|
|
|
|
29
|
|
|
/** |
|
30
|
|
|
* @param ElementInterface $element |
|
31
|
|
|
* |
|
32
|
|
|
* @return string |
|
33
|
|
|
*/ |
|
34
|
9 |
|
public function convert(ElementInterface $element) |
|
35
|
|
|
{ |
|
36
|
|
|
// If parent is an ol, use numbers, otherwise, use dashes |
|
37
|
9 |
|
$list_type = $element->getParent()->getTagName(); |
|
38
|
|
|
|
|
39
|
|
|
// Add spaces to start for nested list items |
|
40
|
9 |
|
$level = $element->getListItemLevel($element); |
|
41
|
|
|
|
|
42
|
9 |
|
$prefixForParagraph = str_repeat(' ', $level + 1); |
|
43
|
9 |
|
$value = trim(implode("\n" . $prefixForParagraph, explode("\n", trim($element->getValue())))); |
|
44
|
|
|
|
|
45
|
|
|
// If list item is the first in a nested list, add a newline before it |
|
46
|
9 |
|
$prefix = ''; |
|
47
|
9 |
|
if ($level > 0 && $element->getSiblingPosition() === 1) { |
|
48
|
3 |
|
$prefix = "\n"; |
|
49
|
2 |
|
} |
|
50
|
|
|
|
|
51
|
9 |
|
if ($list_type === 'ul') { |
|
52
|
9 |
|
$list_item_style = $this->config->getOption('list_item_style', '-'); |
|
53
|
9 |
|
$list_item_style_alternate = $this->config->getOption('list_item_style_alternate'); |
|
54
|
9 |
|
if (!isset($this->listItemStyle)) { |
|
55
|
9 |
|
$this->listItemStyle = $list_item_style_alternate ? $list_item_style_alternate : $list_item_style; |
|
56
|
6 |
|
} |
|
57
|
|
|
|
|
58
|
9 |
|
if ($list_item_style_alternate && $level == 0 && $element->getSiblingPosition() === 1) { |
|
59
|
3 |
|
$this->listItemStyle = $this->listItemStyle == $list_item_style ? $list_item_style_alternate : $list_item_style; |
|
60
|
2 |
|
} |
|
61
|
|
|
|
|
62
|
9 |
|
return $prefix . $this->listItemStyle . ' ' . $value . "\n"; |
|
63
|
|
|
} |
|
64
|
|
|
|
|
65
|
6 |
|
if ($list_type === 'ol' && $start = $element->getParent()->getAttribute('start')) { |
|
66
|
3 |
|
$number = $start + $element->getSiblingPosition() - 1; |
|
67
|
2 |
|
} else { |
|
68
|
6 |
|
$number = $element->getSiblingPosition(); |
|
69
|
|
|
} |
|
70
|
|
|
|
|
71
|
6 |
|
return $prefix . $number . '. ' . $value . "\n"; |
|
72
|
|
|
} |
|
73
|
|
|
|
|
74
|
|
|
/** |
|
75
|
|
|
* @return string[] |
|
76
|
|
|
*/ |
|
77
|
84 |
|
public function getSupportedTags() |
|
78
|
|
|
{ |
|
79
|
84 |
|
return array('li'); |
|
80
|
|
|
} |
|
81
|
|
|
} |
|
82
|
|
|
|
thephpleague /
html-to-markdown
