ArjanSchouten\HtmlMinifier\Minifiers\Html\JavascriptEventsMinifier

Complexity

Total Complexity

2

Size/Duplication

Total Lines	35
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	provides()	0	4	1
A	process()	0	15	1

<?php

namespace ArjanSchouten\HtmlMinifier\Minifiers\Html;

use ArjanSchouten\HtmlMinifier\Constants;
use ArjanSchouten\HtmlMinifier\Minifiers\MinifierInterface;
use ArjanSchouten\HtmlMinifier\MinifyContext;
use ArjanSchouten\HtmlMinifier\Options;

class JavascriptEventsMinifier implements MinifierInterface
{
    /**
     * Minify javascript prefixes on html event attributes.
     *
     * @param \ArjanSchouten\HtmlMinifier\MinifyContext $context
     *
     * @return \ArjanSchouten\HtmlMinifier\MinifyContext
     */
    public function process(MinifyContext $context)
    {
        $contents = preg_replace_callback(
            '/'.
                Constants::$htmlEventNamePrefix.Constants::ATTRIBUTE_NAME_REGEX.'   # Match an on{attribute}
                \s*=\s*             # Match equals sign with optional whitespaces around it
                ["\']?              # Match an optional quote
                \s*javascript:      # Match the text "javascript:" which should be removed
            /xis',
            function ($match) {
                return str_replace('javascript:', '', $match[0]);
            }, $context->getContents());

        return $context->setContents($contents);
    }

    /**
     * Indicates if minification rules depends on command options.
     *
     * @return string
     */
    public function provides()
    {
        return Options::REMOVE_DEFAULTS;
    }
}