BladeXCompiler::getHtmlElementAttributes() - Code Metrics - Inspection of "Add support for recursive components" - spatie/laravel-blade-x - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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unknown

created 2018-10-01 09:47 UTC

BladeXCompiler::getHtmlElementAttributes() A

↳ Parent: BladeXCompiler

Complexity

Conditions	2
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	17
rs	9.7
c	0
b	0
f	0
cc	2
nc	1
nop	1

<?php

namespace Spatie\BladeX;

use SimpleXMLElement;

class BladeXCompiler
{
    /** @var \Spatie\BladeX\BladeX */
    protected $bladeX;

    public function __construct(BladeX $bladeX)
    {
        return $this->bladeX = $bladeX;

    }

    public function compile(string $viewContents): string
    {
        return array_reduce(
            $this->bladeX->getRegisteredComponents(),
            [$this, 'parseComponentHtml'],
            $viewContents
        );
    }

    protected function parseComponentHtml(string $viewContents, BladeXComponent $bladeXComponent)
    {
        $viewContents = $this->parseSlots($viewContents);

        $viewContents = $this->parseSelfClosingTags($viewContents, $bladeXComponent);

        $viewContents = $this->parseOpeningTags($viewContents, $bladeXComponent);

        $viewContents = $this->parseClosingTags($viewContents, $bladeXComponent);

        return $viewContents;
    }

    protected function parseSelfClosingTags(string $viewContents, BladeXComponent $bladeXComponent): string
    {
        $prefix = $this->bladeX->getPrefix();

        $pattern = "/<\s*{$prefix}{$bladeXComponent->name}[^>]*\/>/m";

        return preg_replace_callback($pattern, function (array $regexResult) use ($bladeXComponent) {
            $componentHtml = $regexResult[0];

            return $this->componentString($bladeXComponent, $componentHtml);
        }, $viewContents);
    }

    protected function parseOpeningTags(string $viewContents, BladeXComponent $bladeXComponent): string
    {
        $prefix = $this->bladeX->getPrefix();

        $pattern = "/<\s*{$prefix}{$bladeXComponent->name}[^>]*(?<!\/)>/m";

        return preg_replace_callback($pattern, function (array $regexResult) use ($bladeXComponent) {
            $componentHtml = $regexResult[0];

            $attributes = $this->getComponentAttributes($bladeXComponent, $componentHtml);

            return $this->componentStartString($bladeXComponent, $attributes);
        }, $viewContents);
    }

    protected function parseClosingTags(string $viewContents, BladeXComponent $bladeXComponent): string
    {
        $prefix = $this->bladeX->getPrefix();

        $pattern = "/<\/\s*{$prefix}{$bladeXComponent->name}[^>]*>/m";

        return preg_replace($pattern, $this->componentEndString(), $viewContents);
    }

    protected function componentString(BladeXComponent $bladeXComponent, string $componentHtml): string
    {
        $attributes = $this->getComponentAttributes($bladeXComponent, $componentHtml);

        return $this->componentStartString($bladeXComponent, $attributes).$this->componentEndString();
    }

    protected function componentStartString(BladeXComponent $bladeXComponent, string $attributes = ''): string
    {
        return  "@component('{$bladeXComponent->bladeViewName}', [{$attributes}])";
    }

    protected function componentEndString(): string
    {
        return '@endcomponent';
    }

    protected function getComponentAttributes(BladeXComponent $bladeXComponent, string $componentHtml): string
    {
        $prefix = $this->bladeX->getPrefix();

        $elementName = $prefix.$bladeXComponent->name;

        if ($this->isOpeningHtmlTag($elementName, $componentHtml)) {
            $componentHtml .= "</{$elementName}>";
        }

        return $this->getHtmlElementAttributes($componentHtml);
    }

    protected function getHtmlElementAttributes(string $componentHtml): string
    {
        $componentXml = new SimpleXMLElement($componentHtml);

        return collect($componentXml->attributes())
            ->map(function ($value, $attribute) {
                if (preg_match('/{{(.*)}}/', $value, $matches)) {
                    $value = trim($matches[1]);

                    return "'{$attribute}' => {$value},";
                }

                $value = str_replace("'", "\\'", $value);

                return "'{$attribute}' => '{$value}',";
            })->implode('');
    }

    protected function parseSlots(string $viewContents): string
    {
        $pattern = '/<\s*slot[^>]*name=[\'"](.*)[\'"][^>]*>((.|\n)*?)<\s*\/\s*slot>/m';

        return preg_replace_callback($pattern, function ($regexResult) {
            [$slot, $name, $contents] = $regexResult;


            return "@slot('{$name}'){$contents}@endslot";
        }, $viewContents);
    }

    protected function isOpeningHtmlTag(string $tagName, string $html): bool
    {
        return ! ends_with($html, ["</{$tagName}>", '/>']);
    }
}


1			<?php
2
3			namespace Spatie\BladeX;
4
5			use SimpleXMLElement;
6
7			class BladeXCompiler
8			{
9			/** @var \Spatie\BladeX\BladeX */
10			protected $bladeX;
11
12			public function __construct(BladeX $bladeX)
13			{
14			return $this->bladeX = $bladeX;
			0 ignored issues – show Bug introduced 2018-09-28 20:26 UTC by Report Bug Copy Issue Report Constructors do not have meaningful return values, anything that is returned from here is discarded. Are you sure this is correct? Loading history...
15			}
16
17			public function compile(string $viewContents): string
18			{
19			return array_reduce(
20			$this->bladeX->getRegisteredComponents(),
21			[$this, 'parseComponentHtml'],
22			$viewContents
23			);
24			}
25
26			protected function parseComponentHtml(string $viewContents, BladeXComponent $bladeXComponent)
27			{
28			$viewContents = $this->parseSlots($viewContents);
29
30			$viewContents = $this->parseSelfClosingTags($viewContents, $bladeXComponent);
31
32			$viewContents = $this->parseOpeningTags($viewContents, $bladeXComponent);
33
34			$viewContents = $this->parseClosingTags($viewContents, $bladeXComponent);
35
36			return $viewContents;
37			}
38
39			protected function parseSelfClosingTags(string $viewContents, BladeXComponent $bladeXComponent): string
40			{
41			$prefix = $this->bladeX->getPrefix();
42
43			$pattern = "/<\s{$prefix}{$bladeXComponent->name}[^>]\/>/m";
44
45			return preg_replace_callback($pattern, function (array $regexResult) use ($bladeXComponent) {
46			$componentHtml = $regexResult[0];
47
48			return $this->componentString($bladeXComponent, $componentHtml);
49			}, $viewContents);
50			}
51
52			protected function parseOpeningTags(string $viewContents, BladeXComponent $bladeXComponent): string
53			{
54			$prefix = $this->bladeX->getPrefix();
55
56			$pattern = "/<\s{$prefix}{$bladeXComponent->name}[^>](?<!\/)>/m";
57
58			return preg_replace_callback($pattern, function (array $regexResult) use ($bladeXComponent) {
59			$componentHtml = $regexResult[0];
60
61			$attributes = $this->getComponentAttributes($bladeXComponent, $componentHtml);
62
63			return $this->componentStartString($bladeXComponent, $attributes);
64			}, $viewContents);
65			}
66
67			protected function parseClosingTags(string $viewContents, BladeXComponent $bladeXComponent): string
68			{
69			$prefix = $this->bladeX->getPrefix();
70
71			$pattern = "/<\/\s{$prefix}{$bladeXComponent->name}[^>]>/m";
72
73			return preg_replace($pattern, $this->componentEndString(), $viewContents);
74			}
75
76			protected function componentString(BladeXComponent $bladeXComponent, string $componentHtml): string
77			{
78			$attributes = $this->getComponentAttributes($bladeXComponent, $componentHtml);
79
80			return $this->componentStartString($bladeXComponent, $attributes).$this->componentEndString();
81			}
82
83			protected function componentStartString(BladeXComponent $bladeXComponent, string $attributes = ''): string
84			{
85			return "@component('{$bladeXComponent->bladeViewName}', [{$attributes}])";
86			}
87
88			protected function componentEndString(): string
89			{
90			return '@endcomponent';
91			}
92
93			protected function getComponentAttributes(BladeXComponent $bladeXComponent, string $componentHtml): string
94			{
95			$prefix = $this->bladeX->getPrefix();
96
97			$elementName = $prefix.$bladeXComponent->name;
98
99			if ($this->isOpeningHtmlTag($elementName, $componentHtml)) {
100			$componentHtml .= "</{$elementName}>";
101			}
102
103			return $this->getHtmlElementAttributes($componentHtml);
104			}
105
106			protected function getHtmlElementAttributes(string $componentHtml): string
107			{
108			$componentXml = new SimpleXMLElement($componentHtml);
109
110			return collect($componentXml->attributes())
111			->map(function ($value, $attribute) {
112			if (preg_match('/{{(.*)}}/', $value, $matches)) {
113			$value = trim($matches[1]);
114
115			return "'{$attribute}' => {$value},";
116			}
117
118			$value = str_replace("'", "\\'", $value);
119
120			return "'{$attribute}' => '{$value}',";
121			})->implode('');
122			}
123
124			protected function parseSlots(string $viewContents): string
125			{
126			$pattern = '/<\sslot[^>]name=[\'"](.)[\'"][^>]>((.\|\n)?)<\s\/\s*slot>/m';
127
128			return preg_replace_callback($pattern, function ($regexResult) {
129			[$slot, $name, $contents] = $regexResult;
			0 ignored issues – show Bug introduced 2018-09-28 20:15 UTC by Report Bug Copy Issue Report The variable `$slot` does not exist. Did you forget to declare it? This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug. Loading history... Bug introduced 2018-09-28 20:15 UTC by Report Bug Copy Issue Report The variable `$name` does not exist. Did you forget to declare it? This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug. Loading history... Bug introduced 2018-09-28 20:15 UTC by Report Bug Copy Issue Report The variable `$contents` does not exist. Did you forget to declare it? This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug. Loading history...
130
131			return "@slot('{$name}'){$contents}@endslot";
132			}, $viewContents);
133			}
134
135			protected function isOpeningHtmlTag(string $tagName, string $html): bool
136			{
137			return ! ends_with($html, ["</{$tagName}>", '/>']);
138			}
139			}
140

spatie / laravel-blade-x

Push — master ( 075422...abbf1a )

BladeXCompiler::getHtmlElementAttributes() A

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