HtmlRenderer::renderTemplate() - Code Metrics - Inspection of "Fix #93: Add non-verbose mode for ErrorHandler" - yiisoft/yii-web - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#168)

by Alexander

created 2019-11-26 09:39 UTC

HtmlRenderer::renderTemplate() A

↳ Parent: HtmlRenderer

Complexity

Conditions	5
Paths	8

Size

Total Lines	25
Code Lines	17

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	30

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	5
eloc	17
nc	8
nop	2
dl	0
loc	25
ccs	0
cts	7
cp	0
crap	30
rs	9.3888
c	1
b	0
f	0

<?php

namespace Yiisoft\Yii\Web\ErrorHandler;

use Alexkart\CurlBuilder\Command;
use Yiisoft\Yii\Web\Info;

final class HtmlRenderer extends ThrowableRenderer
{
    private $maxSourceLines = 19;
    private $maxTraceLines = 13;

    private $traceLine = '{html}';

    public function withMaxSourceLines(int $maxSourceLines): self
    {
        $new = clone $this;
        $new->maxSourceLines = $maxSourceLines;
        return $new;
    }

    public function setMaxTraceLines(int $maxTraceLines): self
    {
        $new = clone $this;
        $new->maxTraceLines = $maxTraceLines;
        return $new;
    }

    public function withTraceLine(string $traceLine): self
    {
        $new = clone $this;
        $new->traceLine = $traceLine;
        return $new;
    }

    public function render(\Throwable $t): string
    {
        return $this->renderTemplate('exception', [
            'throwable' => new \RuntimeException('An internal server error occurred.'),
        ]);
    }

    public function renderVerbose(\Throwable $t): string
    {
        return $this->renderTemplate('exception', [
            'throwable' => $t,
        ]);
    }

    private function htmlEncode(string $text): string
    {
        return htmlspecialchars($text, ENT_QUOTES, 'UTF-8');
    }

    private function renderTemplate(string $template, array $params): string
    {
        $path = __DIR__ . '/templates/' . $template . '.php';
        if (!file_exists($path)) {
            throw new \RuntimeException("$template not found at $path");
        }

        $renderer = function (): void {
            extract(func_get_arg(1), EXTR_OVERWRITE);
            require func_get_arg(0);
        };

        $obInitialLevel = ob_get_level();
        ob_start();
        ob_implicit_flush(0);
        try {
            $renderer->bindTo($this)($path, $params);
            return ob_get_clean();
        } catch (\Throwable $e) {
            while (ob_get_level() > $obInitialLevel) {
                if (!@ob_end_clean()) {
                    ob_clean();
                }
            }
            throw $e;
        }
    }

    /**
     * Renders the previous exception stack for a given Exception.
     * @param \Throwable $t the exception whose precursors should be rendered.
     * @return string HTML content of the rendered previous exceptions.
     * Empty string if there are none.
     * @throws \Throwable
     */
    private function renderPreviousExceptions(\Throwable $t): string

    {
        if (($previous = $t->getPrevious()) !== null) {
            return $this->renderTemplate('previousException', ['throwable' => $previous]);
        }
        return '';
    }

    /**
     * Renders a single call stack element.
     * @param string|null $file name where call has happened.
     * @param int|null $line number on which call has happened.
     * @param string|null $class called class name.
     * @param string|null $method called function/method name.
     * @param array $args array of method arguments.
     * @param int $index number of the call stack element.
     * @return string HTML content of the rendered call stack element.
     * @throws \Throwable
     */
    private function renderCallStackItem(?string $file, ?int $line, ?string $class, ?string $method, array $args, int $index): string
    {
        $lines = [];
        $begin = $end = 0;
        if ($file !== null && $line !== null) {
            $line--; // adjust line number from one-based to zero-based
            $lines = @file($file);
            if ($line < 0 || $lines === false || ($lineCount = count($lines)) < $line) {
                return '';
            }
            $half = (int)(($index === 1 ? $this->maxSourceLines : $this->maxTraceLines) / 2);
            $begin = $line - $half > 0 ? $line - $half : 0;
            $end = $line + $half < $lineCount ? $line + $half : $lineCount - 1;
        }
        return $this->renderTemplate('callStackItem', [
            'file' => $file,
            'line' => $line,
            'class' => $class,
            'method' => $method,
            'index' => $index,
            'lines' => $lines,
            'begin' => $begin,
            'end' => $end,
            'args' => $args,
        ]);
    }

    /**
     * Renders call stack.
     * @param \Throwable $t exception to get call stack from
     * @return string HTML content of the rendered call stack.
     * @throws \Throwable
     */
    private function renderCallStack(\Throwable $t): string

    {
        $out = '<ul>';
        $out .= $this->renderCallStackItem($t->getFile(), $t->getLine(), null, null, [], 1);
        for ($i = 0, $trace = $t->getTrace(), $length = count($trace); $i < $length; ++$i) {
            $file = !empty($trace[$i]['file']) ? $trace[$i]['file'] : null;
            $line = !empty($trace[$i]['line']) ? $trace[$i]['line'] : null;
            $class = !empty($trace[$i]['class']) ? $trace[$i]['class'] : null;
            $function = null;
            if (!empty($trace[$i]['function']) && $trace[$i]['function'] !== 'unknown') {
                $function = $trace[$i]['function'];
            }
            $args = !empty($trace[$i]['args']) ? $trace[$i]['args'] : [];
            $out .= $this->renderCallStackItem($file, $line, $class, $function, $args, $i + 2);
        }
        $out .= '</ul>';
        return $out;
    }

    /**
     * Determines whether given name of the file belongs to the framework.
     * @param string $file name to be checked.
     * @return bool whether given name of the file belongs to the framework.
     */
    private function isCoreFile(?string $file): bool

    {
        return $file === null || strpos(realpath($file), Info::frameworkPath() . DIRECTORY_SEPARATOR) === 0;
    }

    /**
     * Adds informational links to the given PHP type/class.
     * @param string $code type/class name to be linkified.
     * @param string $title custom title to use
     * @return string linkified with HTML type/class name.
     * @throws \ReflectionException
     */
    private function addTypeLinks(string $code, string $title = null): string

    {
        if (preg_match('/(.*?)::([^(]+)/', $code, $matches)) {
            [, $class, $method] = $matches;
            $text = $title ? $this->htmlEncode($title) : $this->htmlEncode($class) . '::' . $this->htmlEncode($method);
        } else {
            $class = $code;
            $method = null;
            $text = $title ? $this->htmlEncode($title) : $this->htmlEncode($class);
        }
        $url = null;
        $shouldGenerateLink = true;
        if ($method !== null && substr_compare($method, '{closure}', -9) !== 0) {
            $reflection = new \ReflectionClass($class);
            if ($reflection->hasMethod($method)) {
                $reflectionMethod = $reflection->getMethod($method);
                $shouldGenerateLink = $reflectionMethod->isPublic() || $reflectionMethod->isProtected();
            } else {
                $shouldGenerateLink = false;
            }
        }
        if ($shouldGenerateLink) {
            $url = $this->getTypeUrl($class, $method);
        }
        if ($url === null) {
            return $text;
        }
        return '<a href="' . $url . '" target="_blank">' . $text . '</a>';
    }

    /**
     * Returns the informational link URL for a given PHP type/class.
     * @param string $class the type or class name.
     * @param string|null $method the method name.
     * @return string|null the informational link URL.
     * @see addTypeLinks()
     */
    private function getTypeUrl(?string $class, ?string $method): ?string
    {
        if (strncmp($class, 'Yiisoft\\', 8) !== 0) {
            return null;
        }
        $page = $this->htmlEncode(strtolower(str_replace('\\', '-', $class)));
        $url = "http://www.yiiframework.com/doc-3.0/$page.html";
        if ($method) {
            $url .= "#$method()-detail";
        }
        return $url;
    }

    /**
     * Converts arguments array to its string representation.
     *
     * @param array $args arguments array to be converted
     * @return string string representation of the arguments array
     */
    private function argumentsToString(array $args): string
    {
        $count = 0;
        $isAssoc = $args !== array_values($args);
        foreach ($args as $key => $value) {
            $count++;
            if ($count >= 5) {
                if ($count > 5) {
                    unset($args[$key]);
                } else {
                    $args[$key] = '...';
                }
                continue;
            }
            if (is_object($value)) {
                $args[$key] = '<span class="title">' . $this->htmlEncode(get_class($value)) . '</span>';
            } elseif (is_bool($value)) {
                $args[$key] = '<span class="keyword">' . ($value ? 'true' : 'false') . '</span>';
            } elseif (is_string($value)) {
                $fullValue = $this->htmlEncode($value);
                if (mb_strlen($value, 'UTF-8') > 32) {
                    $displayValue = $this->htmlEncode(mb_substr($value, 0, 32, 'UTF-8')) . '...';
                    $args[$key] = "<span class=\"string\" title=\"$fullValue\">'$displayValue'</span>";
                } else {
                    $args[$key] = "<span class=\"string\">'$fullValue'</span>";
                }
            } elseif (is_array($value)) {
                $args[$key] = '[' . $this->argumentsToString($value) . ']';
            } elseif ($value === null) {
                $args[$key] = '<span class="keyword">null</span>';
            } elseif (is_resource($value)) {
                $args[$key] = '<span class="keyword">resource</span>';
            } else {
                $args[$key] = '<span class="number">' . $value . '</span>';
            }
            if (is_string($key)) {
                $args[$key] = '<span class="string">\'' . $this->htmlEncode($key) . "'</span> => $args[$key]";
            } elseif ($isAssoc) {
                $args[$key] = "<span class=\"number\">$key</span> => $args[$key]";
            }
        }
        return implode(', ', $args);
    }

    /**
     * Renders the information about request.
     * @return string the rendering result
     */
    private function renderRequest(): string

    {
        if ($this->request === null) {
            return '';
        }

        $request = $this->request;

        $output = '';

        $output .= $request->getMethod() . ' ' . $request->getUri() . "\n";

        foreach ($request->getHeaders() as $name => $values) {
            if ($name === 'Host') {
                continue;
            }

            foreach ($values as $value) {
                $output .= "$name: $value\n";
            }
        }

        $output .= "\n" . $request->getBody() . "\n\n";

        return '<pre>' . $this->htmlEncode(rtrim($output, "\n")) . '</pre>';
    }

    private function renderCurl(): string

    {
        try {
            $output = (new Command())->setRequest($this->request)->build();
        } catch (\Throwable $e) {
            $output = 'Error generating curl command: ' . $e->getMessage();
        }

        return $this->htmlEncode($output);
    }


    /**
     * Creates string containing HTML link which refers to the home page of determined web-server software
     * and its full name.
     * @return string server software information hyperlink.
     */
    private function createServerInformationLink(): string

    {
        if (isset($_SERVER['SERVER_SOFTWARE'])) {
            $serverUrls = [
                'http://httpd.apache.org/' => ['apache'],
                'http://nginx.org/' => ['nginx'],
                'http://lighttpd.net/' => ['lighttpd'],
                'http://gwan.com/' => ['g-wan', 'gwan'],
                'http://iis.net/' => ['iis', 'services'],
                'https://secure.php.net/manual/en/features.commandline.webserver.php' => ['development'],
            ];

            foreach ($serverUrls as $url => $keywords) {
                foreach ($keywords as $keyword) {
                    if (stripos($_SERVER['SERVER_SOFTWARE'], $keyword) !== false) {
                        return '<a href="' . $url . '" target="_blank">' . $this->htmlEncode($_SERVER['SERVER_SOFTWARE']) . '</a>';
                    }
                }
            }
        }
        return '';
    }

    /**
     * Creates string containing HTML link which refers to the page with the current version
     * of the framework and version number text.
     * @return string framework version information hyperlink.
     */
    public function createFrameworkVersionLink(): string
    {
        return '<a href="http://github.com/yiisoft/yii-web/" target="_blank">' . $this->htmlEncode(Info::frameworkVersion()) . '</a>';
    }
}


1			<?php
2
3			namespace Yiisoft\Yii\Web\ErrorHandler;
4
5			use Alexkart\CurlBuilder\Command;
6			use Yiisoft\Yii\Web\Info;
7
8			final class HtmlRenderer extends ThrowableRenderer
9			{
10			private $maxSourceLines = 19;
11			private $maxTraceLines = 13;
12
13			private $traceLine = '{html}';
14
15			public function withMaxSourceLines(int $maxSourceLines): self
16			{
17			$new = clone $this;
18			$new->maxSourceLines = $maxSourceLines;
19			return $new;
20			}
21
22			public function setMaxTraceLines(int $maxTraceLines): self
23			{
24			$new = clone $this;
25			$new->maxTraceLines = $maxTraceLines;
26			return $new;
27			}
28
29			public function withTraceLine(string $traceLine): self
30			{
31			$new = clone $this;
32			$new->traceLine = $traceLine;
33			return $new;
34			}
35
36			public function render(\Throwable $t): string
37			{
38			return $this->renderTemplate('exception', [
39			'throwable' => new \RuntimeException('An internal server error occurred.'),
40			]);
41			}
42
43			public function renderVerbose(\Throwable $t): string
44			{
45			return $this->renderTemplate('exception', [
46			'throwable' => $t,
47			]);
48			}
49
50			private function htmlEncode(string $text): string
51			{
52			return htmlspecialchars($text, ENT_QUOTES, 'UTF-8');
53			}
54
55			private function renderTemplate(string $template, array $params): string
56			{
57			$path = __DIR__ . '/templates/' . $template . '.php';
58			if (!file_exists($path)) {
59			throw new \RuntimeException("$template not found at $path");
60			}
61
62			$renderer = function (): void {
63			extract(func_get_arg(1), EXTR_OVERWRITE);
64			require func_get_arg(0);
65			};
66
67			$obInitialLevel = ob_get_level();
68			ob_start();
69			ob_implicit_flush(0);
70			try {
71			$renderer->bindTo($this)($path, $params);
72			return ob_get_clean();
73			} catch (\Throwable $e) {
74			while (ob_get_level() > $obInitialLevel) {
75			if (!@ob_end_clean()) {
76			ob_clean();
77			}
78			}
79			throw $e;
80			}
81			}
82
83			/**
84			* Renders the previous exception stack for a given Exception.
85			* @param \Throwable $t the exception whose precursors should be rendered.
86			* @return string HTML content of the rendered previous exceptions.
87			* Empty string if there are none.
88			* @throws \Throwable
89			*/
90			private function renderPreviousExceptions(\Throwable $t): string
			0 ignored issues – show Unused Code introduced 2019-07-10 19:51 UTC by Report Bug Copy Issue Report The method `renderPreviousExceptions()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
91			{
92			if (($previous = $t->getPrevious()) !== null) {
93			return $this->renderTemplate('previousException', ['throwable' => $previous]);
94			}
95			return '';
96			}
97
98			/**
99			* Renders a single call stack element.
100			* @param string\|null $file name where call has happened.
101			* @param int\|null $line number on which call has happened.
102			* @param string\|null $class called class name.
103			* @param string\|null $method called function/method name.
104			* @param array $args array of method arguments.
105			* @param int $index number of the call stack element.
106			* @return string HTML content of the rendered call stack element.
107			* @throws \Throwable
108			*/
109			private function renderCallStackItem(?string $file, ?int $line, ?string $class, ?string $method, array $args, int $index): string
110			{
111			$lines = [];
112			$begin = $end = 0;
113			if ($file !== null && $line !== null) {
114			$line--; // adjust line number from one-based to zero-based
115			$lines = @file($file);
116			if ($line < 0 \|\| $lines === false \|\| ($lineCount = count($lines)) < $line) {
117			return '';
118			}
119			$half = (int)(($index === 1 ? $this->maxSourceLines : $this->maxTraceLines) / 2);
120			$begin = $line - $half > 0 ? $line - $half : 0;
121			$end = $line + $half < $lineCount ? $line + $half : $lineCount - 1;
122			}
123			return $this->renderTemplate('callStackItem', [
124			'file' => $file,
125			'line' => $line,
126			'class' => $class,
127			'method' => $method,
128			'index' => $index,
129			'lines' => $lines,
130			'begin' => $begin,
131			'end' => $end,
132			'args' => $args,
133			]);
134			}
135
136			/**
137			* Renders call stack.
138			* @param \Throwable $t exception to get call stack from
139			* @return string HTML content of the rendered call stack.
140			* @throws \Throwable
141			*/
142			private function renderCallStack(\Throwable $t): string
			0 ignored issues – show Unused Code introduced 2019-07-10 19:51 UTC by Report Bug Copy Issue Report The method `renderCallStack()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
143			{
144			$out = '<ul>';
145			$out .= $this->renderCallStackItem($t->getFile(), $t->getLine(), null, null, [], 1);
146			for ($i = 0, $trace = $t->getTrace(), $length = count($trace); $i < $length; ++$i) {
147			$file = !empty($trace[$i]['file']) ? $trace[$i]['file'] : null;
148			$line = !empty($trace[$i]['line']) ? $trace[$i]['line'] : null;
149			$class = !empty($trace[$i]['class']) ? $trace[$i]['class'] : null;
150			$function = null;
151			if (!empty($trace[$i]['function']) && $trace[$i]['function'] !== 'unknown') {
152			$function = $trace[$i]['function'];
153			}
154			$args = !empty($trace[$i]['args']) ? $trace[$i]['args'] : [];
155			$out .= $this->renderCallStackItem($file, $line, $class, $function, $args, $i + 2);
156			}
157			$out .= '</ul>';
158			return $out;
159			}
160
161			/**
162			* Determines whether given name of the file belongs to the framework.
163			* @param string $file name to be checked.
164			* @return bool whether given name of the file belongs to the framework.
165			*/
166			private function isCoreFile(?string $file): bool
			0 ignored issues – show Unused Code introduced 2019-07-09 11:37 UTC by Report Bug Copy Issue Report The method `isCoreFile()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
167			{
168			return $file === null \|\| strpos(realpath($file), Info::frameworkPath() . DIRECTORY_SEPARATOR) === 0;
169			}
170
171			/**
172			* Adds informational links to the given PHP type/class.
173			* @param string $code type/class name to be linkified.
174			* @param string $title custom title to use
175			* @return string linkified with HTML type/class name.
176			* @throws \ReflectionException
177			*/
178			private function addTypeLinks(string $code, string $title = null): string
			0 ignored issues – show Unused Code introduced 2019-07-10 10:15 UTC by Report Bug Copy Issue Report The method `addTypeLinks()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
179			{
180			if (preg_match('/(.*?)::([^(]+)/', $code, $matches)) {
181			[, $class, $method] = $matches;
182			$text = $title ? $this->htmlEncode($title) : $this->htmlEncode($class) . '::' . $this->htmlEncode($method);
183			} else {
184			$class = $code;
185			$method = null;
186			$text = $title ? $this->htmlEncode($title) : $this->htmlEncode($class);
187			}
188			$url = null;
189			$shouldGenerateLink = true;
190			if ($method !== null && substr_compare($method, '{closure}', -9) !== 0) {
191			$reflection = new \ReflectionClass($class);
192			if ($reflection->hasMethod($method)) {
193			$reflectionMethod = $reflection->getMethod($method);
194			$shouldGenerateLink = $reflectionMethod->isPublic() \|\| $reflectionMethod->isProtected();
195			} else {
196			$shouldGenerateLink = false;
197			}
198			}
199			if ($shouldGenerateLink) {
200			$url = $this->getTypeUrl($class, $method);
201			}
202			if ($url === null) {
203			return $text;
204			}
205			return '<a href="' . $url . '" target="_blank">' . $text . '</a>';
206			}
207
208			/**
209			* Returns the informational link URL for a given PHP type/class.
210			* @param string $class the type or class name.
211			* @param string\|null $method the method name.
212			* @return string\|null the informational link URL.
213			* @see addTypeLinks()
214			*/
215			private function getTypeUrl(?string $class, ?string $method): ?string
216			{
217			if (strncmp($class, 'Yiisoft\\', 8) !== 0) {
218			return null;
219			}
220			$page = $this->htmlEncode(strtolower(str_replace('\\', '-', $class)));
221			$url = "http://www.yiiframework.com/doc-3.0/$page.html";
222			if ($method) {
223			$url .= "#$method()-detail";
224			}
225			return $url;
226			}
227
228			/**
229			* Converts arguments array to its string representation.
230			*
231			* @param array $args arguments array to be converted
232			* @return string string representation of the arguments array
233			*/
234			private function argumentsToString(array $args): string
235			{
236			$count = 0;
237			$isAssoc = $args !== array_values($args);
238			foreach ($args as $key => $value) {
239			$count++;
240			if ($count >= 5) {
241			if ($count > 5) {
242			unset($args[$key]);
243			} else {
244			$args[$key] = '...';
245			}
246			continue;
247			}
248			if (is_object($value)) {
249			$args[$key] = '<span class="title">' . $this->htmlEncode(get_class($value)) . '</span>';
250			} elseif (is_bool($value)) {
251			$args[$key] = '<span class="keyword">' . ($value ? 'true' : 'false') . '</span>';
252			} elseif (is_string($value)) {
253			$fullValue = $this->htmlEncode($value);
254			if (mb_strlen($value, 'UTF-8') > 32) {
255			$displayValue = $this->htmlEncode(mb_substr($value, 0, 32, 'UTF-8')) . '...';
256			$args[$key] = "<span class=\"string\" title=\"$fullValue\">'$displayValue'</span>";
257			} else {
258			$args[$key] = "<span class=\"string\">'$fullValue'</span>";
259			}
260			} elseif (is_array($value)) {
261			$args[$key] = '[' . $this->argumentsToString($value) . ']';
262			} elseif ($value === null) {
263			$args[$key] = '<span class="keyword">null</span>';
264			} elseif (is_resource($value)) {
265			$args[$key] = '<span class="keyword">resource</span>';
266			} else {
267			$args[$key] = '<span class="number">' . $value . '</span>';
268			}
269			if (is_string($key)) {
270			$args[$key] = '<span class="string">\'' . $this->htmlEncode($key) . "'</span> => $args[$key]";
271			} elseif ($isAssoc) {
272			$args[$key] = "<span class=\"number\">$key</span> => $args[$key]";
273			}
274			}
275			return implode(', ', $args);
276			}
277
278			/**
279			* Renders the information about request.
280			* @return string the rendering result
281			*/
282			private function renderRequest(): string
			0 ignored issues – show Unused Code introduced 2019-07-09 23:03 UTC by Report Bug Copy Issue Report The method `renderRequest()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
283			{
284			if ($this->request === null) {
285			return '';
286			}
287
288			$request = $this->request;
289
290			$output = '';
291
292			$output .= $request->getMethod() . ' ' . $request->getUri() . "\n";
293
294			foreach ($request->getHeaders() as $name => $values) {
295			if ($name === 'Host') {
296			continue;
297			}
298
299			foreach ($values as $value) {
300			$output .= "$name: $value\n";
301			}
302			}
303
304			$output .= "\n" . $request->getBody() . "\n\n";
305
306			return '<pre>' . $this->htmlEncode(rtrim($output, "\n")) . '</pre>';
307			}
308
309			private function renderCurl(): string
			0 ignored issues – show Unused Code introduced 2019-08-25 22:08 UTC by Report Bug Copy Issue Report The method `renderCurl()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
310			{
311			try {
312			$output = (new Command())->setRequest($this->request)->build();
313			} catch (\Throwable $e) {
314			$output = 'Error generating curl command: ' . $e->getMessage();
315			}
316
317			return $this->htmlEncode($output);
318			}
319
320
321			/**
322			* Creates string containing HTML link which refers to the home page of determined web-server software
323			* and its full name.
324			* @return string server software information hyperlink.
325			*/
326			private function createServerInformationLink(): string
			0 ignored issues – show Unused Code introduced 2019-07-09 11:37 UTC by Report Bug Copy Issue Report The method `createServerInformationLink()` is not used, and could be removed. This check looks for private methods that have been defined, but are not used inside the class. Loading history...
327			{
328			if (isset($_SERVER['SERVER_SOFTWARE'])) {
329			$serverUrls = [
330			'http://httpd.apache.org/' => ['apache'],
331			'http://nginx.org/' => ['nginx'],
332			'http://lighttpd.net/' => ['lighttpd'],
333			'http://gwan.com/' => ['g-wan', 'gwan'],
334			'http://iis.net/' => ['iis', 'services'],
335			'https://secure.php.net/manual/en/features.commandline.webserver.php' => ['development'],
336			];
337
338			foreach ($serverUrls as $url => $keywords) {
339			foreach ($keywords as $keyword) {
340			if (stripos($_SERVER['SERVER_SOFTWARE'], $keyword) !== false) {
341			return '<a href="' . $url . '" target="_blank">' . $this->htmlEncode($_SERVER['SERVER_SOFTWARE']) . '</a>';
342			}
343			}
344			}
345			}
346			return '';
347			}
348
349			/**
350			* Creates string containing HTML link which refers to the page with the current version
351			* of the framework and version number text.
352			* @return string framework version information hyperlink.
353			*/
354			public function createFrameworkVersionLink(): string
355			{
356			return '<a href="http://github.com/yiisoft/yii-web/" target="_blank">' . $this->htmlEncode(Info::frameworkVersion()) . '</a>';
357			}
358			}
359

yiisoft / yii-web

Pull Request — master (#168)

HtmlRenderer::renderTemplate() A

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