Str::startsWith() - Code Metrics - Inspection of "Updated composer" - niden/cardoe - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 52ecf5...abf332 )

by Nikolaos

created 2020-03-02 03:44 UTC

Str::startsWith() A

↳ Parent: Str

Complexity

Conditions	2
Paths	2

Size

Total Lines	15
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	2.1821

Importance

Changes

Metric	Value
eloc	7
dl	0
loc	15
ccs	9
cts	14
cp	0.6429
rs	10
c	0
b	0
f	0
cc	2
nc	2
nop	3
crap	2.1821

<?php

/**
 * This file is part of the Phalcon.
 *
 * (c) Phalcon Team <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace Phalcon\Helper;

use function array_merge;
use function count_chars;
use function explode;
use function func_get_args;
use function implode;
use function is_array;
use function is_string;
use function mt_rand;
use function pathinfo;
use function preg_match_all;
use function preg_replace;
use function range;
use function rtrim;
use function str_replace;
use function str_split;
use function strlen;
use function strrev;
use function strtolower;
use function substr;
use function substr_compare;
use function trim;

use const DIRECTORY_SEPARATOR;
use const MB_CASE_TITLE;
use const MB_CASE_UPPER;
use const PATHINFO_FILENAME;

/**
 * This class offers quick string functions throughout the framework
 */
class Str
{
    // Only alpha numeric characters [a-zA-Z0-9]
    public const RANDOM_ALNUM = 0;
    // Only alphabetical characters [azAZ]
    public const RANDOM_ALPHA = 1;
    // Only alpha numeric uppercase characters exclude similar
    // characters [2345679ACDEFHJKLMNPRSTUVWXYZ]
    public const RANDOM_DISTINCT = 5;
    // Only hexadecimal characters [0-9a-f]
    public const RANDOM_HEXDEC = 2;
    // Only numbers without 0 [1-9]
    public const RANDOM_NOZERO = 4;
    // Only numbers [0-9]
    public const RANDOM_NUMERIC = 3;

    /**
     * Concatenates strings using the separator only once without duplication in
     * places concatenation
     *
     * ```php
     * $str = Phalcon\Helper\Str::concat(
     *     "/",
     *     "/tmp/",
     *     "/folder_1/",
     *     "/folder_2",
     *     "folder_3/"
     * );
     *
     * echo $str;   // /tmp/folder_1/folder_2/folder_3/
     * ```
     *
     * @param string separator
     * @param string a
     * @param string b
     * @param string ...N
     *
     * @return string
     * @throws Exception
     */
    final public static function concat(): string
    {
        $arguments = func_get_args();

        if (count($arguments) < 3) {
            throw new Exception(
                "concat needs at least three parameters"
            );
        }

        $delimiter = Arr::first($arguments);
        $arguments = Arr::sliceRight($arguments);
        $first     = Arr::first($arguments);
        $last      = Arr::last($arguments);
        $prefix    = "";
        $suffix    = "";
        $data      = [];

        if (self::startsWith($first, $delimiter)) {
            $prefix = $delimiter;
        }

        if (self::endsWith($last, $delimiter)) {
            $suffix = $delimiter;
        }

        foreach ($arguments as $argument) {
            $data[] = trim($argument, $delimiter);
        }

        return $prefix . implode($delimiter, $data) . $suffix;
    }

    /**
     * Returns number of vowels in provided string. Uses a regular expression
     * to count the number of vowels (A, E, I, O, U) in a string.
     *
     * @param string $text
     *
     * @return int
     */
    final public static function countVowels(string $text): int
    {
        preg_match_all("/[aeiou]/i", $text, $matches);

        return count($matches[0]);
    }

    /**
     * Decapitalizes the first letter of the string and then adds it with rest
     * of the string. Omit the upperRest parameter to keep the rest of the
     * string intact, or set it to true to convert to uppercase.
     *
     * @param string $text
     * @param bool   $upperRest
     * @param string $encoding
     *
     * @return string
     */
    final public static function decapitalize(
        string $text,
        bool $upperRest = false,
        string $encoding = "UTF-8"
    ): string {
        $substr = mb_substr($text, 1);
        $suffix = ($upperRest) ? self::upper($substr, $encoding) : $substr;

        return self::lower(mb_substr($text, 0, 1), $encoding) . $suffix;
    }

    /**
     * Removes a number from a string or decrements that number if it is already
     * defined
     *
     * ```php
     * use Phalcon\Helper\Str;
     *
     * echo Str::decrement("a_1");    // "a"
     * echo Str::decrement("a_2");  // "a_1"
     * ```
     *
     * @param string $text
     * @param string $separator
     *
     * @return string
     */
    final public static function decrement(
        string $text,
        string $separator = "_"
    ): string {
        $number = 0;
        $parts  = explode($separator, $text);

        if (isset($parts[1])) {
            $number = $parts[1];
            $number--;
            if ($number <= 0) {
                return $parts[0];
            }
        }

        return $parts[0] . $separator . $number;
    }

    /**
     * Accepts a file name (without extension) and returns a calculated
     * directory structure with the filename in the end
     *
     * @param string $file
     *
     * @return string
     */
    final public static function dirFromFile(string $file): string
    {
        $name  = pathinfo($file, PATHINFO_FILENAME);
        $start = substr($name, 0, -2);

        if (!$start) {
            $start = substr($name, 0, 1);
        }

        return implode('/', str_split($start, 2)) . '/';
    }

    /**
     * Accepts a directory name and ensures that it ends with
     * DIRECTORY_SEPARATOR
     *
     * @param string $directory
     *
     * @return string
     */
    final public static function dirSeparator(string $directory): string
    {
        return rtrim($directory, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
    }

    /**
     * Check if a string ends with a given string
     *
     * @param string $haystack
     * @param string $needle
     * @param bool   $ignoreCase
     *
     * @return bool
     */
    final public static function endsWith(
        string $haystack,
        string $needle,
        bool $ignoreCase = true
    ): bool {
        if ('' === $haystack) {
            return false;
        }

        return 0 === substr_compare(
            $haystack,
            $needle,
            -mb_strlen($needle),
            mb_strlen($needle),
            $ignoreCase
        );
    }

    /**
     * Returns the first string there is between the strings from the
     * parameter start and end.
     *
     * @param string $text
     * @param string $start
     * @param string $end
     *
     * @return string
     */
    final public static function firstBetween(
        string $text,
        string $start,
        string $end
    ): string {
        $result = mb_strstr($text, $start);
        $result = (false === $result) ? '' : $result;
        $result = mb_strstr($result, $end, true);
        $result = (false === $result) ? '' : $result;

        return trim($result, $start . $end);
    }

    /**
     * Changes a text to a URL friendly one
     *
     * @param string     $text
     * @param string     $separator
     * @param bool       $lowercase
     * @param mixed|null $replace
     *
     * @return string
     * @throws Exception
     */
    public function friendly(
        string $text,
        string $separator = "-",
        bool $lowercase = true,
        $replace = null
    ): string {

        if (null !== $replace) {
            if (!is_array($replace) && !is_string($replace)) {
                throw new Exception(
                    "Parameter replace must be an array or a string"
                );
            }

            if (is_string($replace)) {
                $replace = [$replace];
            }

            $text = str_replace($replace, " ", $text);
        }

        $friendly = preg_replace(
            "/[^a-zA-Z0-9\\/_|+ -]/",
            "",
            $text
        );

        if ($lowercase) {
            $friendly = strtolower($friendly);
        }

        $friendly = preg_replace("/[\\/_|+ -]+/", $separator, $friendly);
        $friendly = trim($friendly, $separator);

        return $friendly;
    }

    /**
     * Makes an underscored or dashed phrase human-readable
     *
     * @param string $text
     *
     * @return string
     */
    final public static function humanize(string $text): string
    {
        $result = preg_replace('#[_-]+#', ' ', trim($text));

        return (null === $result) ? '' : $result;
    }

    /**
     * Lets you determine whether or not a string includes another string.
     *
     * @param string $haystack
     * @param string $needle
     *
     * @return bool
     */
    final public static function includes(
        string $haystack,
        string $needle
    ): bool {
        return false !== mb_strpos($haystack, $needle);
    }

    /**
     * Adds a number to a string or increment that number if it already is
     * defined
     *
     * @param string $text
     * @param string $separator
     *
     * @return string
     */
    final public static function increment(
        string $text,
        string $separator = "_"
    ): string {
        $parts  = explode($separator, $text);
        $number = 1;

        if (isset($parts[1])) {
            $number = ((int) $parts[1]) + 1;
        }

        return $parts[0] . $separator . $number;
    }

    /**
     * Compare two strings and returns true if both strings are anagram,
     * false otherwise.
     *
     * @param string $first
     * @param string $second
     *
     * @return bool
     */
    final public static function isAnagram(string $first, string $second): bool
    {
        return count_chars($first, 1) === count_chars($second, 1);
    }

    /**
     * Returns true if the given string is lower case, false otherwise.
     *
     * @param string $text
     * @param string $encoding
     *
     * @return bool
     */
    final public static function isLower(
        string $text,
        string $encoding = "UTF-8"
    ): bool {
        return $text === self::lower($text, $encoding);
    }

    /**
     * Returns true if the given string is a palindrome, false otherwise.
     *
     * @param string $text
     *
     * @return bool
     */
    final public static function isPalindrome(string $text): bool
    {
        return strrev($text) === $text;
    }

    /**
     * Returns true if the given string is upper case, false otherwise.
     *
     * @param string $text
     * @param string $encoding
     *
     * @return bool
     */
    final public static function isUpper(
        string $text,
        string $encoding = "UTF-8"
    ): bool {
        return $text === self::upper($text, $encoding);
    }

    /**
     * Calculates the length of the string. Uses mbstring if present
     *
     * @param string $text
     * @param string $encoding
     *
     * @return int
     */
    final public static function len(
        string $text,
        string $encoding = "UTF-8"
    ): int {
        return mb_strlen($text, $encoding);
    }

    /**
     * Lowercases a string, this function makes use of the mbstring extension if
     * available
     *
     * @param string $text
     * @param string $encoding
     *
     * @return string
     */
    final public static function lower(
        string $text,
        string $encoding = "UTF-8"
    ): string {
        return mb_convert_case($text, MB_CASE_LOWER, $encoding);
    }

    /**
     * Generates a random string based on the given type. Type is one of the
     * RANDOM_* constants
     *
     * @param int $type
     * @param int $length
     *
     * @return string
     */
    final public static function random(
        int $type = self::RANDOM_ALNUM,
        int $length = 8
    ): string {
        $text  = "";
        $type  = ($type < 0 || $type > 5) ? self::RANDOM_ALNUM : $type;
        $pools = [
            self::RANDOM_ALPHA    => array_merge(
                range('a', 'z'),
                range('A', 'Z')
            ),
            self::RANDOM_HEXDEC   => array_merge(
                range(0, 9),
                range('a', 'f')
            ),
            self::RANDOM_NUMERIC  => range(0, 9),
            self::RANDOM_NOZERO   => range(1, 9),
            self::RANDOM_DISTINCT => str_split('2345679ACDEFHJKLMNPRSTUVWXYZ'),
            self::RANDOM_ALNUM    => array_merge(
                range(0, 9),
                range('a', 'z'),
                range('A', 'Z')
            ),
        ];

        $end = count($pools[$type]) - 1;

        while (strlen($text) < $length) {
            $text .= $pools[$type][mt_rand(0, $end)];
        }

        return $text;
    }

    /**
     * Reduces multiple slashes in a string to single slashes
     *
     * @param string $text
     *
     * @return string
     */
    final public static function reduceSlashes(string $text): string
    {
        $result = preg_replace('#(?<!:)//+#', '/', $text);

        return (null === $result) ? '' : $result;
    }

    /**
     * Check if a string starts with a given string
     *
     * @param string $haystack
     * @param string $needle
     * @param bool   $ignoreCase
     *
     * @return bool
     */
    final public static function startsWith(
        string $haystack,
        string $needle,
        bool $ignoreCase = true
    ): bool {
        if ("" === $haystack) {
            return false;
        }

        return 0 === substr_compare(
            $haystack,
            $needle,
            0,
            strlen($needle),
            $ignoreCase
        );
    }

    /**
     * Makes a phrase underscored instead of spaced
     *
     * @param string $text
     * @param string $encoding
     *
     * @return string
     */
    final public static function ucwords(
        string $text,
        string $encoding = "UTF-8"
    ): string {
        return mb_convert_case($text, MB_CASE_TITLE, $encoding);
    }

    /**
     * Makes a phrase underscored instead of spaced
     *
     * @param string $text
     *
     * @return string
     */
    final public static function underscore(string $text): string
    {
        $result = preg_replace('#\s+#', '_', trim($text));

        return (null === $result) ? "" : $result;
    }

    /**
     * Uppercases a string, this function makes use of the mbstring extension if
     * available
     *
     * @param string $text
     * @param string $encoding
     *
     * @return string
     */
    final public static function upper(
        string $text,
        string $encoding = "UTF-8"
    ): string {
        return mb_convert_case($text, MB_CASE_UPPER, $encoding);
    }
}


1		<?php
2
3		/**
4		* This file is part of the Phalcon.
5		*
6		* (c) Phalcon Team <[email protected]>
7		*
8		* For the full copyright and license information, please view the LICENSE
9		* file that was distributed with this source code.
10		*/
11
12		declare(strict_types=1);
13
14		namespace Phalcon\Helper;
15
16		use function array_merge;
17		use function count_chars;
18		use function explode;
19		use function func_get_args;
20		use function implode;
21		use function is_array;
22		use function is_string;
23		use function mt_rand;
24		use function pathinfo;
25		use function preg_match_all;
26		use function preg_replace;
27		use function range;
28		use function rtrim;
29		use function str_replace;
30		use function str_split;
31		use function strlen;
32		use function strrev;
33		use function strtolower;
34		use function substr;
35		use function substr_compare;
36		use function trim;
37
38		use const DIRECTORY_SEPARATOR;
39		use const MB_CASE_TITLE;
40		use const MB_CASE_UPPER;
41		use const PATHINFO_FILENAME;
42
43		/**
44		* This class offers quick string functions throughout the framework
45		*/
46		class Str
47		{
48		// Only alpha numeric characters [a-zA-Z0-9]
49		public const RANDOM_ALNUM = 0;
50		// Only alphabetical characters [azAZ]
51		public const RANDOM_ALPHA = 1;
52		// Only alpha numeric uppercase characters exclude similar
53		// characters [2345679ACDEFHJKLMNPRSTUVWXYZ]
54		public const RANDOM_DISTINCT = 5;
55		// Only hexadecimal characters [0-9a-f]
56		public const RANDOM_HEXDEC = 2;
57		// Only numbers without 0 [1-9]
58		public const RANDOM_NOZERO = 4;
59		// Only numbers [0-9]
60		public const RANDOM_NUMERIC = 3;
61
62		/**
63		* Concatenates strings using the separator only once without duplication in
64		* places concatenation
65		*
66		* ```php
67		* $str = Phalcon\Helper\Str::concat(
68		* "/",
69		* "/tmp/",
70		* "/folder_1/",
71		* "/folder_2",
72		* "folder_3/"
73		* );
74		*
75		* echo $str; // /tmp/folder_1/folder_2/folder_3/
76		* ```
77		*
78		* @param string separator
79		* @param string a
80		* @param string b
81		* @param string ...N
82		*
83		* @return string
84		* @throws Exception
85		*/
86	2	final public static function concat(): string
87		{
88	2	$arguments = func_get_args();
89
90	2	if (count($arguments) < 3) {
91	1	throw new Exception(
92	1	"concat needs at least three parameters"
93		);
94		}
95
96	1	$delimiter = Arr::first($arguments);
97	1	$arguments = Arr::sliceRight($arguments);
98	1	$first = Arr::first($arguments);
99	1	$last = Arr::last($arguments);
100	1	$prefix = "";
101	1	$suffix = "";
102	1	$data = [];
103
104	1	if (self::startsWith($first, $delimiter)) {
105	1	$prefix = $delimiter;
106		}
107
108	1	if (self::endsWith($last, $delimiter)) {
109	1	$suffix = $delimiter;
110		}
111
112	1	foreach ($arguments as $argument) {
113	1	$data[] = trim($argument, $delimiter);
114		}
115
116	1	return $prefix . implode($delimiter, $data) . $suffix;
117		}
118
119		/**
120		* Returns number of vowels in provided string. Uses a regular expression
121		* to count the number of vowels (A, E, I, O, U) in a string.
122		*
123		* @param string $text
124		*
125		* @return int
126		*/
127	1	final public static function countVowels(string $text): int
128		{
129	1	preg_match_all("/[aeiou]/i", $text, $matches);
130
131	1	return count($matches[0]);
132		}
133
134		/**
135		* Decapitalizes the first letter of the string and then adds it with rest
136		* of the string. Omit the upperRest parameter to keep the rest of the
137		* string intact, or set it to true to convert to uppercase.
138		*
139		* @param string $text
140		* @param bool $upperRest
141		* @param string $encoding
142		*
143		* @return string
144		*/
145	1	final public static function decapitalize(
146		string $text,
147		bool $upperRest = false,
148		string $encoding = "UTF-8"
149		): string {
150	1	$substr = mb_substr($text, 1);
151	1	$suffix = ($upperRest) ? self::upper($substr, $encoding) : $substr;
152
153	1	return self::lower(mb_substr($text, 0, 1), $encoding) . $suffix;
154		}
155
156		/**
157		* Removes a number from a string or decrements that number if it is already
158		* defined
159		*
160		* ```php
161		* use Phalcon\Helper\Str;
162		*
163		* echo Str::decrement("a_1"); // "a"
164		* echo Str::decrement("a_2"); // "a_1"
165		* ```
166		*
167		* @param string $text
168		* @param string $separator
169		*
170		* @return string
171		*/
172	1	final public static function decrement(
173		string $text,
174		string $separator = "_"
175		): string {
176	1	$number = 0;
177	1	$parts = explode($separator, $text);
178
179	1	if (isset($parts[1])) {
180	1	$number = $parts[1];
181	1	$number--;
182	1	if ($number <= 0) {
183	1	return $parts[0];
184		}
185		}
186
187	1	return $parts[0] . $separator . $number;
188		}
189
190		/**
191		* Accepts a file name (without extension) and returns a calculated
192		* directory structure with the filename in the end
193		*
194		* @param string $file
195		*
196		* @return string
197		*/
198	54	final public static function dirFromFile(string $file): string
199		{
200	54	$name = pathinfo($file, PATHINFO_FILENAME);
201	54	$start = substr($name, 0, -2);
202
203	54	if (!$start) {
204	9	$start = substr($name, 0, 1);
205		}
206
207	54	return implode('/', str_split($start, 2)) . '/';
208		}
209
210		/**
211		* Accepts a directory name and ensures that it ends with
212		* DIRECTORY_SEPARATOR
213		*
214		* @param string $directory
215		*
216		* @return string
217		*/
218	78	final public static function dirSeparator(string $directory): string
219		{
220	78	return rtrim($directory, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
221		}
222
223		/**
224		* Check if a string ends with a given string
225		*
226		* @param string $haystack
227		* @param string $needle
228		* @param bool $ignoreCase
229		*
230		* @return bool
231		*/
232	6	final public static function endsWith(
233		string $haystack,
234		string $needle,
235		bool $ignoreCase = true
236		): bool {
237	6	if ('' === $haystack) {
238	2	return false;
239		}
240
241	4	return 0 === substr_compare(
242	4	$haystack,
243	4	$needle,
244	4	-mb_strlen($needle),
245	4	mb_strlen($needle),
246	4	$ignoreCase
247		);
248		}
249
250		/**
251		* Returns the first string there is between the strings from the
252		* parameter start and end.
253		*
254		* @param string $text
255		* @param string $start
256		* @param string $end
257		*
258		* @return string
259		*/
260	1	final public static function firstBetween(
261		string $text,
262		string $start,
263		string $end
264		): string {
265	1	$result = mb_strstr($text, $start);
266	1	$result = (false === $result) ? '' : $result;
267	1	$result = mb_strstr($result, $end, true);
268	1	$result = (false === $result) ? '' : $result;
269
270	1	return trim($result, $start . $end);
271		}
272
273		/**
274		* Changes a text to a URL friendly one
275		*
276		* @param string $text
277		* @param string $separator
278		* @param bool $lowercase
279		* @param mixed\|null $replace
280		*
281		* @return string
282		* @throws Exception
283		*/
284	2	public function friendly(
285		string $text,
286		string $separator = "-",
287		bool $lowercase = true,
288		$replace = null
289		): string {
290
291	2	if (null !== $replace) {
292	2	if (!is_array($replace) && !is_string($replace)) {
293	1	throw new Exception(
294	1	"Parameter replace must be an array or a string"
295		);
296		}
297
298	1	if (is_string($replace)) {
299	1	$replace = [$replace];
300		}
301
302	1	$text = str_replace($replace, " ", $text);
303		}
304
305	1	$friendly = preg_replace(
306	1	"/[^a-zA-Z0-9\\/_\|+ -]/",
307	1	"",
308	1	$text
309		);
310
311	1	if ($lowercase) {
312	1	$friendly = strtolower($friendly);
313		}
314
315	1	$friendly = preg_replace("/[\\/_\|+ -]+/", $separator, $friendly);
316	1	$friendly = trim($friendly, $separator);
317
318	1	return $friendly;
319		}
320
321		/**
322		* Makes an underscored or dashed phrase human-readable
323		*
324		* @param string $text
325		*
326		* @return string
327		*/
328	1	final public static function humanize(string $text): string
329		{
330	1	$result = preg_replace('#[_-]+#', ' ', trim($text));
331
332	1	return (null === $result) ? '' : $result;
333		}
334
335		/**
336		* Lets you determine whether or not a string includes another string.
337		*
338		* @param string $haystack
339		* @param string $needle
340		*
341		* @return bool
342		*/
343	25	final public static function includes(
344		string $haystack,
345		string $needle
346		): bool {
347	25	return false !== mb_strpos($haystack, $needle);
348		}
349
350		/**
351		* Adds a number to a string or increment that number if it already is
352		* defined
353		*
354		* @param string $text
355		* @param string $separator
356		*
357		* @return string
358		*/
359	1	final public static function increment(
360		string $text,
361		string $separator = "_"
362		): string {
363	1	$parts = explode($separator, $text);
364	1	$number = 1;
365
366	1	if (isset($parts[1])) {
367	1	$number = ((int) $parts[1]) + 1;
368		}
369
370	1	return $parts[0] . $separator . $number;
371		}
372
373		/**
374		* Compare two strings and returns true if both strings are anagram,
375		* false otherwise.
376		*
377		* @param string $first
378		* @param string $second
379		*
380		* @return bool
381		*/
382	1	final public static function isAnagram(string $first, string $second): bool
383		{
384	1	return count_chars($first, 1) === count_chars($second, 1);
385		}
386
387		/**
388		* Returns true if the given string is lower case, false otherwise.
389		*
390		* @param string $text
391		* @param string $encoding
392		*
393		* @return bool
394		*/
395	1	final public static function isLower(
396		string $text,
397		string $encoding = "UTF-8"
398		): bool {
399	1	return $text === self::lower($text, $encoding);
400		}
401
402		/**
403		* Returns true if the given string is a palindrome, false otherwise.
404		*
405		* @param string $text
406		*
407		* @return bool
408		*/
409	1	final public static function isPalindrome(string $text): bool
410		{
411	1	return strrev($text) === $text;
412		}
413
414		/**
415		* Returns true if the given string is upper case, false otherwise.
416		*
417		* @param string $text
418		* @param string $encoding
419		*
420		* @return bool
421		*/
422	1	final public static function isUpper(
423		string $text,
424		string $encoding = "UTF-8"
425		): bool {
426	1	return $text === self::upper($text, $encoding);
427		}
428
429		/**
430		* Calculates the length of the string. Uses mbstring if present
431		*
432		* @param string $text
433		* @param string $encoding
434		*
435		* @return int
436		*/
437	4	final public static function len(
438		string $text,
439		string $encoding = "UTF-8"
440		): int {
441	4	return mb_strlen($text, $encoding);
442		}
443
444		/**
445		* Lowercases a string, this function makes use of the mbstring extension if
446		* available
447		*
448		* @param string $text
449		* @param string $encoding
450		*
451		* @return string
452		*/
453	6	final public static function lower(
454		string $text,
455		string $encoding = "UTF-8"
456		): string {
457	6	return mb_convert_case($text, MB_CASE_LOWER, $encoding);
458		}
459
460		/**
461		* Generates a random string based on the given type. Type is one of the
462		* RANDOM_* constants
463		*
464		* @param int $type
465		* @param int $length
466		*
467		* @return string
468		*/
469	6	final public static function random(
470		int $type = self::RANDOM_ALNUM,
471		int $length = 8
472		): string {
473	6	$text = "";
474	6	$type = ($type < 0 \|\| $type > 5) ? self::RANDOM_ALNUM : $type;
475		$pools = [
476	6	self::RANDOM_ALPHA => array_merge(
477	6	range('a', 'z'),
478	6	range('A', 'Z')
479		),
480	6	self::RANDOM_HEXDEC => array_merge(
481	6	range(0, 9),
482	6	range('a', 'f')
483		),
484	6	self::RANDOM_NUMERIC => range(0, 9),
485	6	self::RANDOM_NOZERO => range(1, 9),
486	6	self::RANDOM_DISTINCT => str_split('2345679ACDEFHJKLMNPRSTUVWXYZ'),
487	6	self::RANDOM_ALNUM => array_merge(
488	6	range(0, 9),
489	6	range('a', 'z'),
490	6	range('A', 'Z')
491		),
492		];
493
494	6	$end = count($pools[$type]) - 1;
495
496	6	while (strlen($text) < $length) {
497	6	$text .= $pools[$type][mt_rand(0, $end)];
498		}
499
500	6	return $text;
501		}
502
503		/**
504		* Reduces multiple slashes in a string to single slashes
505		*
506		* @param string $text
507		*
508		* @return string
509		*/
510	1	final public static function reduceSlashes(string $text): string
511		{
512	1	$result = preg_replace('#(?<!:)//+#', '/', $text);
513
514	1	return (null === $result) ? '' : $result;
515		}
516
517		/**
518		* Check if a string starts with a given string
519		*
520		* @param string $haystack
521		* @param string $needle
522		* @param bool $ignoreCase
523		*
524		* @return bool
525		*/
526	77	final public static function startsWith(
527		string $haystack,
528		string $needle,
529		bool $ignoreCase = true
530		): bool {
531	77	if ("" === $haystack) {
532	2	return false;
533		}
534
535	75	return 0 === substr_compare(
536	75	$haystack,
537	75	$needle,
538	75	0,
539	75	strlen($needle),
540	75	$ignoreCase
541		);
542		}
543
544		/**
545		* Makes a phrase underscored instead of spaced
546		*
547		* @param string $text
548		* @param string $encoding
549		*
550		* @return string
551		*/
552	1	final public static function ucwords(
553		string $text,
554		string $encoding = "UTF-8"
555		): string {
556	1	return mb_convert_case($text, MB_CASE_TITLE, $encoding);
557		}
558
559		/**
560		* Makes a phrase underscored instead of spaced
561		*
562		* @param string $text
563		*
564		* @return string
565		*/
566	1	final public static function underscore(string $text): string
567		{
568	1	$result = preg_replace('#\s+#', '_', trim($text));
569
570	1	return (null === $result) ? "" : $result;
571		}
572
573		/**
574		* Uppercases a string, this function makes use of the mbstring extension if
575		* available
576		*
577		* @param string $text
578		* @param string $encoding
579		*
580		* @return string
581		*/
582	6	final public static function upper(
583		string $text,
584		string $encoding = "UTF-8"
585		): string {
586	6	return mb_convert_case($text, MB_CASE_UPPER, $encoding);
587		}
588		}
589

niden / cardoe

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Str::startsWith() A

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