1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
<?php
namespace Sabberworm\CSS\Value;
use Sabberworm\CSS\OutputFormat;
use Sabberworm\CSS\Parsing\ParserState;
use Sabberworm\CSS\Parsing\SourceException;
use Sabberworm\CSS\Parsing\UnexpectedEOFException;
use Sabberworm\CSS\Parsing\UnexpectedTokenException;
/**
* This class represents URLs in CSS. `URL`s always output in `URL("")` notation.
*/
class URL extends PrimitiveValue
{
/**
* @var CSSString
*/
private $oURL;
/**
* @param int $iLineNo
*/
public function __construct(CSSString $oURL, $iLineNo = 0)
{
parent::__construct($iLineNo);
$this->oURL = $oURL;
}
/**
* @return URL
*
* @throws SourceException
* @throws UnexpectedEOFException
* @throws UnexpectedTokenException
*/
public static function parse(ParserState $oParserState)
{
$oAnchor = $oParserState->anchor();
$sIdentifier = '';
for ($i = 0; $i < 3; $i++) {
$sChar = $oParserState->parseCharacter(true);
if ($sChar === null) {
break;
}
$sIdentifier .= $sChar;
}
$bUseUrl = $oParserState->streql($sIdentifier, 'url');
if ($bUseUrl) {
$oParserState->consumeWhiteSpace();
$oParserState->consume('(');
} else {
$oAnchor->backtrack();
}
$oParserState->consumeWhiteSpace();
$oResult = new URL(CSSString::parse($oParserState), $oParserState->currentLine());
if ($bUseUrl) {
$oParserState->consumeWhiteSpace();
$oParserState->consume(')');
}
return $oResult;
}
/**
* @return void
*/
public function setURL(CSSString $oURL)
{
$this->oURL = $oURL;
}
/**
* @return CSSString
*/
public function getURL()
{
return $this->oURL;
}
/**
* @return string
*/
public function __toString()
{
return $this->render(new OutputFormat());
}
/**
* @return string
*/
public function render(OutputFormat $oOutputFormat)
{
return "url({$this->oURL->render($oOutputFormat)})";
}
}
|