URLInfo::createConnectionTester() - Code Metrics - Inspection of "Fixed constant access." - Mistralys/application-utils - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 58b85c...be6392 )

by Sebastian

created 2020-07-17 08:43 UTC

URLInfo::createConnectionTester() A

↳ Parent: URLInfo

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	1
c	1
b	0
f	0
dl	0
loc	3
rs	10
cc	1
nc	1
nop	0

<?php
/**
 * File containing the {@see AppUtils\URLInfo} class.
 * 
 * @package Application Utils
 * @subpackage URLInfo
 * @see AppUtils\URLInfo
 */

declare(strict_types=1);

namespace AppUtils;

/**
 * Replacement for PHP's native `parse_url` function, which
 * handles some common pitfalls and issues that are hard to 
 * follow, as well as adding a number of utility methods.
 * 
 * @package Application Utils
 * @subpackage URLInfo
 * @author Sebastian Mordziol <[email protected]>
 */
class URLInfo implements \ArrayAccess
{
    const ERROR_MISSING_SCHEME = 42101;
    const ERROR_INVALID_SCHEME = 42102;
    const ERROR_MISSING_HOST = 42103;
    const ERROR_CANNOT_FIND_CSS_FOLDER = 42104;
    const ERROR_UNKNOWN_TYPE_FOR_LABEL = 42105;
    const ERROR_CURL_INIT_FAILED = 42106;
    
    const TYPE_EMAIL = 'email';
    const TYPE_FRAGMENT = 'fragment';
    const TYPE_PHONE = 'phone';
    const TYPE_URL = 'url';
    
   /**
    * The original URL that was passed to the constructor.
    * @var string
    */
    protected $rawURL;

   /**
    * @var array
    */
    protected $info;
    
   /**
    * @var string[]
    */
    protected $excludedParams = array();
    
   /**
    * @var bool
    * @see URLInfo::setParamExclusion()
    */
    protected $paramExclusion = false;
    
   /**
    * @var array
    * @see URLInfo::getTypeLabel()
    */
    protected static $typeLabels;
    
   /**
    * @var bool
    */
    protected $highlightExcluded = false;
    
   /**
    * @var array
    */
    protected $infoKeys = array(
        'scheme',
        'host',
        'port',
        'user',
        'pass',
        'path',
        'query',
        'fragment'
    );
    
   /**
    * @var string
    */
    protected $url;
    
   /**
    * @var URLInfo_Parser
    */
    protected $parser;
    
   /**
    * @var URLInfo_Normalizer
    */
    protected $normalizer;
    
   /**
    * @var bool
    */
    protected $encodeUTFChars = false;
    
    public function __construct(string $url)
    {
        $this->rawURL = $url;
        $this->url = self::filterURL($url);
        
        $this->parse();
    }
    
    protected function parse() : void
    {
        $this->parser = new URLInfo_Parser($this->url, $this->encodeUTFChars);
        $this->info = $this->parser->getInfo();
    }
    
   /**
    * Whether to URL encode any non-encoded UTF8 characters in the URL.
    * Default is to leave them as-is for better readability, since 
    * browsers handle this well.
    * 
    * @param bool $enabled
    * @return URLInfo
    */
    public function setUTFEncoding(bool $enabled=true) : URLInfo
    {
        if($this->encodeUTFChars !== $enabled)
        {
            $this->encodeUTFChars = $enabled;
            $this->parse(); // re-parse the URL to apply the changes
        }
        
        return $this;
    }
    
    public function isUTFEncodingEnabled() : bool
    {
        return $this->encodeUTFChars;
    }
    
   /**
    * Filters an URL: removes control characters and the
    * like to have a clean URL to work with.
    * 
    * @param string $url
    * @return string
    */
    public static function filterURL(string $url)
    {
        return URLInfo_Filter::filter($url);
    }
    
    /**
     * Checks if it is an https link.
     * @return boolean
     */
    public function isSecure() : bool
    {
        return isset($this->info['scheme']) && $this->info['scheme'] === 'https';
    }
    
    public function isAnchor() : bool
    {
        return $this->info['type'] === self::TYPE_FRAGMENT;
    }
    
    public function isEmail() : bool
    {
        return $this->info['type'] === self::TYPE_EMAIL;
    }
    
    public function isPhoneNumber() : bool
    {
        return $this->info['type'] === self::TYPE_PHONE;
    }
    
   /**
    * Whether the URL is a regular URL, not one of the 
    * other types like a phone number or email address.
    * 
    * @return bool
    */
    public function isURL() : bool
    {
        $host = $this->getHost();
        return !empty($host);
    }
    
    public function isValid() : bool
    {
        return $this->parser->isValid();
    }
    
   /**
    * Retrieves the host name, or an empty string if none is present.
    * 
    * @return string
    */
    public function getHost() : string
    {
        return $this->getInfoKey('host');
    }
    
   /**
    * Retrieves the path, or an empty string if none is present.
    * @return string
    */
    public function getPath() : string
    {
        return $this->getInfoKey('path');
    }
    
    public function getFragment() : string
    {
        return $this->getInfoKey('fragment');
    }
    
    public function getScheme() : string
    {
        return $this->getInfoKey('scheme');
    }
    
   /**
    * Retrieves the port specified in the URL, or -1 if none is preseent.
    * @return int
    */
    public function getPort() : int
    {
        $port = $this->getInfoKey('port');
        
        if(!empty($port)) {
            return (int)$port;
        }
        
        return -1;
    }
    
   /**
    * Retrieves the raw query string, or an empty string if none is present.
    * 
    * @return string
    * 
    * @see URLInfo::getParams()
    */
    public function getQuery() : string
    {
        return $this->getInfoKey('query');
    }
    
    public function getUsername() : string
    {
        return $this->getInfoKey('user');
    }
    
    public function getPassword() : string
    {
        return $this->getInfoKey('pass');
    }
    
   /**
    * Whether the URL contains a port number.
    * @return bool
    */
    public function hasPort() : bool
    {
        return $this->getPort() !== -1;
    }
    
   /**
    * Alias for the hasParams() method.
    * @return bool
    * @see URLInfo::hasParams()
    */
    public function hasQuery() : bool
    {
        return $this->hasParams();
    }
    
    public function hasHost() : bool
    {
        return $this->getHost() !== ''; 
    }
    
    public function hasPath() : bool
    {
        return $this->getPath() !== '';
    }
    
    public function hasFragment() : bool
    {
        return $this->getFragment() !== '';
    }
    
    public function hasUsername() : bool
    {
        return $this->getUsername() !== '';
    }
    
    public function hasPassword() : bool
    {
        return $this->getPassword() !== '';
    }
    
    public function hasScheme() : bool
    {
        return $this->getScheme() !== '';
    }
    
    protected function getInfoKey(string $name) : string
    {
        if(isset($this->info[$name])) {
            return (string)$this->info[$name];
        }
        
        return '';
    }

   /**
    * Retrieves a normalized URL: this ensures that all parameters
    * in the URL are always in the same order.
    * 
    * @return string
    */
    public function getNormalized() : string
    {
        return $this->normalize(true);
    }
    
   /**
    * Like getNormalized(), but if a username and password are present
    * in the URL, returns the URL without them.
    * 
    * @return string
    */
    public function getNormalizedWithoutAuth() : string
    {
        return $this->normalize(false);
    }
    
    protected function normalize(bool $auth=true) : string
    {
        if(!$this->isValid()) {
            return '';
        }
        
        if(!isset($this->normalizer)) {
            $this->normalizer = new URLInfo_Normalizer($this);
        }
        
        $this->normalizer->enableAuth($auth);
        
        return $this->normalizer->normalize();
    }
    
   /**
    * Creates a hash of the URL, which can be used for comparisons.
    * Since any parameters in the URL's query are sorted alphabetically,
    * the same links with a different parameter order will have the 
    * same hash.
    * 
    * @return string
    */
    public function getHash()
    {
        return \AppUtils\ConvertHelper::string2shortHash($this->getNormalized());
    }

   /**
    * Highlights the URL using HTML tags with specific highlighting
    * class names.
    * 
    * @return string Will return an empty string if the URL is not valid.
    */
    public function getHighlighted() : string
    {
        if(!$this->isValid()) {
            return '';
        }
        
        $highlighter = new URLInfo_Highlighter($this);
        
        return $highlighter->highlight();
    }
    
    public function getErrorMessage() : string
    {
        return $this->parser->getErrorMessage();
    }
    
    public function getErrorCode() : int
    {
        return $this->parser->getErrorCode();
    }
    
    public function hasParams() : bool
    {
        $params = $this->getParams();
        return !empty($params);
    }
    
    public function countParams() : int
    {
        $params = $this->getParams();
        return count($params);
    }
    
   /**
    * Retrieves all parameters specified in the url,
    * if any, as an associative array. 
    * 
    * NOTE: Ignores parameters that have been added
    * to the excluded parameters list.
    *
    * @return array
    */
    public function getParams() : array
    {
        if(!$this->paramExclusion || empty($this->excludedParams)) {
            return $this->info['params'];
        }
        
        $keep = array();
        foreach($this->info['params'] as $name => $value) 
        {
            if(!isset($this->excludedParams[$name])) {
                $keep[$name] = $value;
            }
        }
        
        return $keep;
    }
    
   /**
    * Retrieves the names of all parameters present in the URL, if any.
    * @return string[]
    */
    public function getParamNames() : array
    {
        $params = $this->getParams();
        return array_keys($params);
    }
    
   /**
    * Retrieves a specific parameter value from the URL.
    * 
    * @param string $name
    * @return string The parameter value, or an empty string if it does not exist.
    */
    public function getParam(string $name) : string
    {
        if(isset($this->info['params'][$name])) {
            return $this->info['params'][$name];
        }
        
        return '';
    }
    
   /**
    * Excludes an URL parameter entirely if present:
    * the parser will act as if the parameter was not
    * even present in the source URL, effectively
    * stripping it.
    *
    * @param string $name
    * @param string $reason A human readable explanation why this is excluded - used when highlighting links.
    * @return URLInfo
    */
    public function excludeParam(string $name, string $reason) : URLInfo
    {
        if(!isset($this->excludedParams[$name]))
        {
            $this->excludedParams[$name] = $reason;
            $this->setParamExclusion();
        }
        
        return $this;
    }

    /**
     * Retrieves a string identifier of the type of URL that was detected.
     *
     * @return string
     *
     * @see URLInfo::TYPE_EMAIL
     * @see URLInfo::TYPE_FRAGMENT
     * @see URLInfo::TYPE_PHONE
     * @see URLInfo::TYPE_URL
     */
    public function getType() : string
    {
        return $this->info['type'];
    }
    
    public function getTypeLabel() : string
    {
        if(!isset(self::$typeLabels))
        {
            self::$typeLabels = array(
                self::TYPE_EMAIL => t('Email'),
                self::TYPE_FRAGMENT => t('Jump mark'),
                self::TYPE_PHONE => t('Phone number'),
                self::TYPE_URL => t('URL'),
            );
        }
        
        $type = $this->getType();
        
        if(!isset(self::$typeLabels[$type]))
        {
            throw new BaseException(
                sprintf('Unknown URL type label for type [%s].', $type),
                null,
                self::ERROR_UNKNOWN_TYPE_FOR_LABEL
            );
        }
        
        return self::$typeLabels[$this->getType()];
    }

   /**
    * Whether excluded parameters should be highlighted in
    * a different color in the URL when using the
    * {@link URLInfo::getHighlighted()} method.
    *
    * @param bool $highlight
    * @return URLInfo
    */
    public function setHighlightExcluded(bool $highlight=true) : URLInfo
    {
        $this->highlightExcluded = $highlight;
        return $this;
    }
    
   /**
    * Returns an array with all relevant URL information.
    * 
    * @return array
    */
    public function toArray() : array
    {
        return array(
            'hasParams' => $this->hasParams(),
            'params' => $this->getParams(),
            'type' => $this->getType(),
            'typeLabel' => $this->getTypeLabel(),
            'normalized' => $this->getNormalized(),
            'highlighted' => $this->getHighlighted(),
            'hash' => $this->getHash(),
            'host' => $this->getHost(),
            'isValid' => $this->isValid(),
            'isURL' => $this->isURL(),
            'isEmail' => $this->isEmail(),
            'isAnchor' => $this->isAnchor(),
            'isPhoneNumber' => $this->isPhoneNumber(),
            'errorMessage' => $this->getErrorMessage(),
            'errorCode' => $this->getErrorCode(),
            'excludedParams' => array_keys($this->excludedParams)
        );
    }
    
    /**
     * Enable or disable parameter exclusion: if any parameters
     * to exclude have been added, this allows switching between
     * both modes. When enabled, methods like getNormalized or
     * getHighlighted will exclude any parameters to exclude. When
     * disabled, it will act as usual.
     *
     * This allows adding parameters to exclude, but still have
     * access to the original URLs.
     *
     * @param bool $enabled
     * @return URLInfo
     * @see URLInfo::isParamExclusionEnabled()
     * @see URLInfo::setHighlightExcluded()
     */
    public function setParamExclusion(bool $enabled=true) : URLInfo
    {
        $this->paramExclusion = $enabled;
        return $this;
    }
    
   /**
    * Whether the parameter exclusion mode is enabled:
    * In this case, if any parameters have been added to the
    * exclusion list, all relevant methods will exclude these.
    *
    * @return bool
    */
    public function isParamExclusionEnabled() : bool
    {
        return $this->paramExclusion;
    }
    
   /**
    * Checks whether the link contains any parameters that
    * are on the list of excluded parameters.
    *
    * @return bool
    */
    public function containsExcludedParams() : bool
    {
        if(empty($this->excludedParams)) {
            return false;
        }
        
        $names = array_keys($this->info['params']);
        foreach($names as $name) {
            if(isset($this->excludedParams[$name])) {
                return true;
            }
        }
        
        return false;
    }
    
    public function hasParam(string $name) : bool
    {
        $names = $this->getParamNames();
        return in_array($name, $names);
    }

    public function offsetSet($offset, $value) 
    {
        if(in_array($offset, $this->infoKeys)) {
            $this->info[$offset] = $value;
        }
    }
    
    public function offsetExists($offset) 
    {
        return isset($this->info[$offset]);
    }
    
    public function offsetUnset($offset) 
    {
        unset($this->info[$offset]);
    }
    
    public function offsetGet($offset) 
    {
        if($offset === 'port') {
            return $this->getPort();
        }
        
        if(in_array($offset, $this->infoKeys)) {
            return $this->getInfoKey($offset);
        }
        
        return '';
    }
    
    public static function getHighlightCSS() : string
    {
        return URLInfo_Highlighter::getHighlightCSS();
    }
    
    public function getExcludedParams() : array
    {
        return $this->excludedParams;
    }
    
    public function isHighlightExcludeEnabled() : bool
    {
        return $this->highlightExcluded;
    }
    
   /**
    * Checks if the URL exists, i.e. can be connected to. Will return
    * true if the returned HTTP status code is `200` or `302`.
    * 
    * NOTE: If the target URL requires HTTP authentication, the username
    * and password should be integrated into the URL.
    * 
    * @return bool
    * @throws BaseException
    */
    public function tryConnect(bool $verifySSL=true) : bool
    {
        return $this->createConnectionTester()
        ->setVerifySSL($verifySSL)
        ->canConnect();
    }
    
   /**
    * Creates the connection tester instance that is used
    * to check if a URL can be connected to, and which is
    * used in the {@see URLInfo::tryConnect()} method. It
    * allows more settings to be used.
    * 
    * @return URLInfo_ConnectionTester
    */
    public function createConnectionTester() : URLInfo_ConnectionTester
    {
        return new URLInfo_ConnectionTester($this);
    }
    
   /**
    * Adds/overwrites an URL parameter.
    *  
    * @param string $name
    * @param string $val
    * @return URLInfo
    */
    public function setParam(string $name, string $val) : URLInfo
    {
        $this->info['params'][$name] = $val;
        
        return $this;
    }
    
   /**
    * Removes an URL parameter. Has no effect if the 
    * parameter is not present to begin with.
    * 
    * @param string $param
    * @return URLInfo
    */
    public function removeParam(string $param) : URLInfo
    {
        if(isset($this->info['params'][$param]))
        {
            unset($this->info['params'][$param]);
        }
        
        return $this;
    }
}


1			<?php
2			/**
3			* File containing the {@see AppUtils\URLInfo} class.
4			*
5			* @package Application Utils
6			* @subpackage URLInfo
7			* @see AppUtils\URLInfo
8			*/
9
10			declare(strict_types=1);
11
12			namespace AppUtils;
13
14			/**
15			* Replacement for PHP's native `parse_url` function, which
16			* handles some common pitfalls and issues that are hard to
17			* follow, as well as adding a number of utility methods.
18			*
19			* @package Application Utils
20			* @subpackage URLInfo
21			* @author Sebastian Mordziol <[email protected]>
22			*/
23			class URLInfo implements \ArrayAccess
24			{
25			const ERROR_MISSING_SCHEME = 42101;
26			const ERROR_INVALID_SCHEME = 42102;
27			const ERROR_MISSING_HOST = 42103;
28			const ERROR_CANNOT_FIND_CSS_FOLDER = 42104;
29			const ERROR_UNKNOWN_TYPE_FOR_LABEL = 42105;
30			const ERROR_CURL_INIT_FAILED = 42106;
31
32			const TYPE_EMAIL = 'email';
33			const TYPE_FRAGMENT = 'fragment';
34			const TYPE_PHONE = 'phone';
35			const TYPE_URL = 'url';
36
37			/**
38			* The original URL that was passed to the constructor.
39			* @var string
40			*/
41			protected $rawURL;
42
43			/**
44			* @var array
45			*/
46			protected $info;
47
48			/**
49			* @var string[]
50			*/
51			protected $excludedParams = array();
52
53			/**
54			* @var bool
55			* @see URLInfo::setParamExclusion()
56			*/
57			protected $paramExclusion = false;
58
59			/**
60			* @var array
61			* @see URLInfo::getTypeLabel()
62			*/
63			protected static $typeLabels;
64
65			/**
66			* @var bool
67			*/
68			protected $highlightExcluded = false;
69
70			/**
71			* @var array
72			*/
73			protected $infoKeys = array(
74			'scheme',
75			'host',
76			'port',
77			'user',
78			'pass',
79			'path',
80			'query',
81			'fragment'
82			);
83
84			/**
85			* @var string
86			*/
87			protected $url;
88
89			/**
90			* @var URLInfo_Parser
91			*/
92			protected $parser;
93
94			/**
95			* @var URLInfo_Normalizer
96			*/
97			protected $normalizer;
98
99			/**
100			* @var bool
101			*/
102			protected $encodeUTFChars = false;
103
104			public function __construct(string $url)
105			{
106			$this->rawURL = $url;
107			$this->url = self::filterURL($url);
108
109			$this->parse();
110			}
111
112			protected function parse() : void
113			{
114			$this->parser = new URLInfo_Parser($this->url, $this->encodeUTFChars);
115			$this->info = $this->parser->getInfo();
116			}
117
118			/**
119			* Whether to URL encode any non-encoded UTF8 characters in the URL.
120			* Default is to leave them as-is for better readability, since
121			* browsers handle this well.
122			*
123			* @param bool $enabled
124			* @return URLInfo
125			*/
126			public function setUTFEncoding(bool $enabled=true) : URLInfo
127			{
128			if($this->encodeUTFChars !== $enabled)
129			{
130			$this->encodeUTFChars = $enabled;
131			$this->parse(); // re-parse the URL to apply the changes
132			}
133
134			return $this;
135			}
136
137			public function isUTFEncodingEnabled() : bool
138			{
139			return $this->encodeUTFChars;
140			}
141
142			/**
143			* Filters an URL: removes control characters and the
144			* like to have a clean URL to work with.
145			*
146			* @param string $url
147			* @return string
148			*/
149			public static function filterURL(string $url)
150			{
151			return URLInfo_Filter::filter($url);
152			}
153
154			/**
155			* Checks if it is an https link.
156			* @return boolean
157			*/
158			public function isSecure() : bool
159			{
160			return isset($this->info['scheme']) && $this->info['scheme'] === 'https';
161			}
162
163			public function isAnchor() : bool
164			{
165			return $this->info['type'] === self::TYPE_FRAGMENT;
166			}
167
168			public function isEmail() : bool
169			{
170			return $this->info['type'] === self::TYPE_EMAIL;
171			}
172
173			public function isPhoneNumber() : bool
174			{
175			return $this->info['type'] === self::TYPE_PHONE;
176			}
177
178			/**
179			* Whether the URL is a regular URL, not one of the
180			* other types like a phone number or email address.
181			*
182			* @return bool
183			*/
184			public function isURL() : bool
185			{
186			$host = $this->getHost();
187			return !empty($host);
188			}
189
190			public function isValid() : bool
191			{
192			return $this->parser->isValid();
193			}
194
195			/**
196			* Retrieves the host name, or an empty string if none is present.
197			*
198			* @return string
199			*/
200			public function getHost() : string
201			{
202			return $this->getInfoKey('host');
203			}
204
205			/**
206			* Retrieves the path, or an empty string if none is present.
207			* @return string
208			*/
209			public function getPath() : string
210			{
211			return $this->getInfoKey('path');
212			}
213
214			public function getFragment() : string
215			{
216			return $this->getInfoKey('fragment');
217			}
218
219			public function getScheme() : string
220			{
221			return $this->getInfoKey('scheme');
222			}
223
224			/**
225			* Retrieves the port specified in the URL, or -1 if none is preseent.
226			* @return int
227			*/
228			public function getPort() : int
229			{
230			$port = $this->getInfoKey('port');
231
232			if(!empty($port)) {
233			return (int)$port;
234			}
235
236			return -1;
237			}
238
239			/**
240			* Retrieves the raw query string, or an empty string if none is present.
241			*
242			* @return string
243			*
244			* @see URLInfo::getParams()
245			*/
246			public function getQuery() : string
247			{
248			return $this->getInfoKey('query');
249			}
250
251			public function getUsername() : string
252			{
253			return $this->getInfoKey('user');
254			}
255
256			public function getPassword() : string
257			{
258			return $this->getInfoKey('pass');
259			}
260
261			/**
262			* Whether the URL contains a port number.
263			* @return bool
264			*/
265			public function hasPort() : bool
266			{
267			return $this->getPort() !== -1;
268			}
269
270			/**
271			* Alias for the hasParams() method.
272			* @return bool
273			* @see URLInfo::hasParams()
274			*/
275			public function hasQuery() : bool
276			{
277			return $this->hasParams();
278			}
279
280			public function hasHost() : bool
281			{
282			return $this->getHost() !== '';
283			}
284
285			public function hasPath() : bool
286			{
287			return $this->getPath() !== '';
288			}
289
290			public function hasFragment() : bool
291			{
292			return $this->getFragment() !== '';
293			}
294
295			public function hasUsername() : bool
296			{
297			return $this->getUsername() !== '';
298			}
299
300			public function hasPassword() : bool
301			{
302			return $this->getPassword() !== '';
303			}
304
305			public function hasScheme() : bool
306			{
307			return $this->getScheme() !== '';
308			}
309
310			protected function getInfoKey(string $name) : string
311			{
312			if(isset($this->info[$name])) {
313			return (string)$this->info[$name];
314			}
315
316			return '';
317			}
318
319			/**
320			* Retrieves a normalized URL: this ensures that all parameters
321			* in the URL are always in the same order.
322			*
323			* @return string
324			*/
325			public function getNormalized() : string
326			{
327			return $this->normalize(true);
328			}
329
330			/**
331			* Like getNormalized(), but if a username and password are present
332			* in the URL, returns the URL without them.
333			*
334			* @return string
335			*/
336			public function getNormalizedWithoutAuth() : string
337			{
338			return $this->normalize(false);
339			}
340
341			protected function normalize(bool $auth=true) : string
342			{
343			if(!$this->isValid()) {
344			return '';
345			}
346
347			if(!isset($this->normalizer)) {
348			$this->normalizer = new URLInfo_Normalizer($this);
349			}
350
351			$this->normalizer->enableAuth($auth);
352
353			return $this->normalizer->normalize();
354			}
355
356			/**
357			* Creates a hash of the URL, which can be used for comparisons.
358			* Since any parameters in the URL's query are sorted alphabetically,
359			* the same links with a different parameter order will have the
360			* same hash.
361			*
362			* @return string
363			*/
364			public function getHash()
365			{
366			return \AppUtils\ConvertHelper::string2shortHash($this->getNormalized());
367			}
368
369			/**
370			* Highlights the URL using HTML tags with specific highlighting
371			* class names.
372			*
373			* @return string Will return an empty string if the URL is not valid.
374			*/
375			public function getHighlighted() : string
376			{
377			if(!$this->isValid()) {
378			return '';
379			}
380
381			$highlighter = new URLInfo_Highlighter($this);
382
383			return $highlighter->highlight();
384			}
385
386			public function getErrorMessage() : string
387			{
388			return $this->parser->getErrorMessage();
389			}
390
391			public function getErrorCode() : int
392			{
393			return $this->parser->getErrorCode();
394			}
395
396			public function hasParams() : bool
397			{
398			$params = $this->getParams();
399			return !empty($params);
400			}
401
402			public function countParams() : int
403			{
404			$params = $this->getParams();
405			return count($params);
406			}
407
408			/**
409			* Retrieves all parameters specified in the url,
410			* if any, as an associative array.
411			*
412			* NOTE: Ignores parameters that have been added
413			* to the excluded parameters list.
414			*
415			* @return array
416			*/
417			public function getParams() : array
418			{
419			if(!$this->paramExclusion \|\| empty($this->excludedParams)) {
420			return $this->info['params'];
421			}
422
423			$keep = array();
424			foreach($this->info['params'] as $name => $value)
425			{
426			if(!isset($this->excludedParams[$name])) {
427			$keep[$name] = $value;
428			}
429			}
430
431			return $keep;
432			}
433
434			/**
435			* Retrieves the names of all parameters present in the URL, if any.
436			* @return string[]
437			*/
438			public function getParamNames() : array
439			{
440			$params = $this->getParams();
441			return array_keys($params);
442			}
443
444			/**
445			* Retrieves a specific parameter value from the URL.
446			*
447			* @param string $name
448			* @return string The parameter value, or an empty string if it does not exist.
449			*/
450			public function getParam(string $name) : string
451			{
452			if(isset($this->info['params'][$name])) {
453			return $this->info['params'][$name];
454			}
455
456			return '';
457			}
458
459			/**
460			* Excludes an URL parameter entirely if present:
461			* the parser will act as if the parameter was not
462			* even present in the source URL, effectively
463			* stripping it.
464			*
465			* @param string $name
466			* @param string $reason A human readable explanation why this is excluded - used when highlighting links.
467			* @return URLInfo
468			*/
469			public function excludeParam(string $name, string $reason) : URLInfo
470			{
471			if(!isset($this->excludedParams[$name]))
472			{
473			$this->excludedParams[$name] = $reason;
474			$this->setParamExclusion();
475			}
476
477			return $this;
478			}
479
480			/**
481			* Retrieves a string identifier of the type of URL that was detected.
482			*
483			* @return string
484			*
485			* @see URLInfo::TYPE_EMAIL
486			* @see URLInfo::TYPE_FRAGMENT
487			* @see URLInfo::TYPE_PHONE
488			* @see URLInfo::TYPE_URL
489			*/
490			public function getType() : string
491			{
492			return $this->info['type'];
493			}
494
495			public function getTypeLabel() : string
496			{
497			if(!isset(self::$typeLabels))
498			{
499			self::$typeLabels = array(
500			self::TYPE_EMAIL => t('Email'),
501			self::TYPE_FRAGMENT => t('Jump mark'),
502			self::TYPE_PHONE => t('Phone number'),
503			self::TYPE_URL => t('URL'),
504			);
505			}
506
507			$type = $this->getType();
508
509			if(!isset(self::$typeLabels[$type]))
510			{
511			throw new BaseException(
512			sprintf('Unknown URL type label for type [%s].', $type),
513			null,
514			self::ERROR_UNKNOWN_TYPE_FOR_LABEL
515			);
516			}
517
518			return self::$typeLabels[$this->getType()];
519			}
520
521			/**
522			* Whether excluded parameters should be highlighted in
523			* a different color in the URL when using the
524			* {@link URLInfo::getHighlighted()} method.
525			*
526			* @param bool $highlight
527			* @return URLInfo
528			*/
529			public function setHighlightExcluded(bool $highlight=true) : URLInfo
530			{
531			$this->highlightExcluded = $highlight;
532			return $this;
533			}
534
535			/**
536			* Returns an array with all relevant URL information.
537			*
538			* @return array
539			*/
540			public function toArray() : array
541			{
542			return array(
543			'hasParams' => $this->hasParams(),
544			'params' => $this->getParams(),
545			'type' => $this->getType(),
546			'typeLabel' => $this->getTypeLabel(),
547			'normalized' => $this->getNormalized(),
548			'highlighted' => $this->getHighlighted(),
549			'hash' => $this->getHash(),
550			'host' => $this->getHost(),
551			'isValid' => $this->isValid(),
552			'isURL' => $this->isURL(),
553			'isEmail' => $this->isEmail(),
554			'isAnchor' => $this->isAnchor(),
555			'isPhoneNumber' => $this->isPhoneNumber(),
556			'errorMessage' => $this->getErrorMessage(),
557			'errorCode' => $this->getErrorCode(),
558			'excludedParams' => array_keys($this->excludedParams)
559			);
560			}
561
562			/**
563			* Enable or disable parameter exclusion: if any parameters
564			* to exclude have been added, this allows switching between
565			* both modes. When enabled, methods like getNormalized or
566			* getHighlighted will exclude any parameters to exclude. When
567			* disabled, it will act as usual.
568			*
569			* This allows adding parameters to exclude, but still have
570			* access to the original URLs.
571			*
572			* @param bool $enabled
573			* @return URLInfo
574			* @see URLInfo::isParamExclusionEnabled()
575			* @see URLInfo::setHighlightExcluded()
576			*/
577			public function setParamExclusion(bool $enabled=true) : URLInfo
578			{
579			$this->paramExclusion = $enabled;
580			return $this;
581			}
582
583			/**
584			* Whether the parameter exclusion mode is enabled:
585			* In this case, if any parameters have been added to the
586			* exclusion list, all relevant methods will exclude these.
587			*
588			* @return bool
589			*/
590			public function isParamExclusionEnabled() : bool
591			{
592			return $this->paramExclusion;
593			}
594
595			/**
596			* Checks whether the link contains any parameters that
597			* are on the list of excluded parameters.
598			*
599			* @return bool
600			*/
601			public function containsExcludedParams() : bool
602			{
603			if(empty($this->excludedParams)) {
604			return false;
605			}
606
607			$names = array_keys($this->info['params']);
608			foreach($names as $name) {
609			if(isset($this->excludedParams[$name])) {
610			return true;
611			}
612			}
613
614			return false;
615			}
616
617			public function hasParam(string $name) : bool
618			{
619			$names = $this->getParamNames();
620			return in_array($name, $names);
621			}
622
623			public function offsetSet($offset, $value)
624			{
625			if(in_array($offset, $this->infoKeys)) {
626			$this->info[$offset] = $value;
627			}
628			}
629
630			public function offsetExists($offset)
631			{
632			return isset($this->info[$offset]);
633			}
634
635			public function offsetUnset($offset)
636			{
637			unset($this->info[$offset]);
638			}
639
640			public function offsetGet($offset)
641			{
642			if($offset === 'port') {
643			return $this->getPort();
644			}
645
646			if(in_array($offset, $this->infoKeys)) {
647			return $this->getInfoKey($offset);
648			}
649
650			return '';
651			}
652
653			public static function getHighlightCSS() : string
654			{
655			return URLInfo_Highlighter::getHighlightCSS();
656			}
657
658			public function getExcludedParams() : array
659			{
660			return $this->excludedParams;
661			}
662
663			public function isHighlightExcludeEnabled() : bool
664			{
665			return $this->highlightExcluded;
666			}
667
668			/**
669			* Checks if the URL exists, i.e. can be connected to. Will return
670			* true if the returned HTTP status code is `200` or `302`.
671			*
672			* NOTE: If the target URL requires HTTP authentication, the username
673			* and password should be integrated into the URL.
674			*
675			* @return bool
676			* @throws BaseException
677			*/
678			public function tryConnect(bool $verifySSL=true) : bool
679			{
680			return $this->createConnectionTester()
681			->setVerifySSL($verifySSL)
682			->canConnect();
683			}
684
685			/**
686			* Creates the connection tester instance that is used
687			* to check if a URL can be connected to, and which is
688			* used in the {@see URLInfo::tryConnect()} method. It
689			* allows more settings to be used.
690			*
691			* @return URLInfo_ConnectionTester
692			*/
693			public function createConnectionTester() : URLInfo_ConnectionTester
694			{
695			return new URLInfo_ConnectionTester($this);
696			}
697
698			/**
699			* Adds/overwrites an URL parameter.
700			*
701			* @param string $name
702			* @param string $val
703			* @return URLInfo
704			*/
705			public function setParam(string $name, string $val) : URLInfo
706			{
707			$this->info['params'][$name] = $val;
708
709			return $this;
710			}
711
712			/**
713			* Removes an URL parameter. Has no effect if the
714			* parameter is not present to begin with.
715			*
716			* @param string $param
717			* @return URLInfo
718			*/
719			public function removeParam(string $param) : URLInfo
720			{
721			if(isset($this->info['params'][$param]))
722			{
723			unset($this->info['params'][$param]);
724			}
725
726			return $this;
727			}
728			}
729

Mistralys / application-utils

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URLInfo::createConnectionTester() A

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