GenFunctions.php ➔ mb_substr_split_unicode() - Code Metrics - Inspection of "Documentation configuration file and some basic ch..." - MW-Peachy/Peachy - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#107)

by Matthew

created 2016-05-06 16:21 UTC

GenFunctions.php ➔ mb_substr_split_unicode() C

↳ Parent: Project

Complexity

Conditions	16
Paths	10

Size

Total Lines	44
Code Lines	26

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	16
eloc	26
nc	10
nop	2
dl	0
loc	44
rs	5.0151
c	1
b	0
f	0

How to fix Complexity

<?php

/*
This file is part of Peachy MediaWiki Bot API

Peachy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

/**
 * @file
 * Stores general functions that do not belong in a class
 */

/**
 * Case insensitive in_array function
 *
 * @param mixed $needle What to search for
 * @param array $haystack Array to search in
 * @param bool $strict
 * @return bool True if $needle is found in $haystack, case insensitive
 * @link http://us3.php.net/in_array
 */
function iin_array( $needle, $haystack, $strict = false ) {
	return in_array_recursive( strtoupper_safe( $needle ), array_map( 'strtoupper_safe', $haystack ), $strict );
}

/**
 * @return string
 */
function strtoupper_safe( $str ) {
	if( is_string( $str ) ) return strtoupper( $str );
	if( is_array( $str ) ) $str = array_map( 'strtoupper_safe', $str );
	return $str;
}

/**
 * Returns whether or not a string is found in another
 * Shortcut for strpos()
 *
 * @param string $needle What to search for
 * @param string $haystack What to search in
 * @param bool $insensitive Whether or not to do a case-insensitive search
 * @return bool True if $needle is found in $haystack
 * @link http://us3.php.net/strpos
 */
function in_string( $needle, $haystack, $insensitive = false ) {
	$fnc = 'strpos';
	if( $insensitive ) $fnc = 'stripos';

	return $fnc( $haystack, $needle ) !== false;
}

/**
 * Recursive in_array function
 *
 * @param string $needle What to search for
 * @param array $haystack What to search in
 * @param bool $insensitive Whether or not to do a case-insensitive search
 * @return bool True if $needle is found in $haystack
 * @link http://us3.php.net/in_array
 */
function in_array_recursive( $needle, $haystack, $insensitive = false ) {
	$fnc = 'in_array';
	if( $insensitive ) $fnc = 'iin_array';

	if( $fnc( $needle, $haystack ) ) return true;
	foreach( $haystack as $val ){
		if( is_array( $val ) ) {
			return in_array_recursive( $needle, $val );
		}
	}
	return false;
}

/**
 * Recursive glob() function.
 *
 * @access public
 * @param string $pattern . (default: '*')
 * @param int $flags . (default: 0)
 * @param string $path . (default: '')
 * @return array
 */
function rglob( $pattern = '*', $flags = 0, $path = '' ) {
	$paths = glob( $path . '*', GLOB_MARK | GLOB_ONLYDIR | GLOB_NOSORT );
	$files = glob( $path . $pattern, $flags );
	foreach( $paths as $path ){
		$files = array_merge( $files, rglob( $pattern, $flags, $path ) );
	}
	return $files;
}

/**
 * Detects the presence of a nobots template or one that denies editing by ours
 *
 * @access    public
 * @param    Wiki $wiki Wiki class
 * @param    string $text Text of the page to check (default: '')
 * @param    string $pgUsername Username to search for in the template (default: null)
 * @param    string|null $optout Text to search for in the optout= parameter. (default: null)
 * @param    string|null $taskname (default: null)
 * @return    bool                    True on match of an appropriate nobots template
 */
function checkExclusion( Wiki $wiki, $text = '', $pgUsername = null, $optout = null, $taskname = null ) {
	if( !$wiki->get_nobots() ) return false;

	if( in_string( "{{nobots}}", $text ) ) return true;
	if( in_string( "{{bots}}", $text ) ) return false;

	if( preg_match( '/\{\{bots\s*\|\s*allow\s*=\s*(.*?)\s*\}\}/i', $text, $allow ) ) {
		if( $allow[1] == "all" ) return false;
		if( $allow[1] == "none" ) return true;
		$allow = array_map( 'trim', explode( ',', $allow[1] ) );
		if( !is_null( $pgUsername ) && in_array( trim( $pgUsername ), $allow ) ) {
			return false;
		}
		return true;
	}

	if( preg_match( '/\{\{(no)?bots\s*\|\s*deny\s*=\s*(.*?)\s*\}\}/i', $text, $deny ) ) {
		if( $deny[2] == "all" ) return true;
		if( $deny[2] == "none" ) return false;
		$allow = array_map( 'trim', explode( ',', $deny[2] ) );
		if( ( !is_null( $pgUsername ) && in_array( trim( $pgUsername ), $allow ) ) || ( !is_null( $taskname ) && in_array( trim( $taskname ), $allow ) ) ) {
			return true;
		}
		return false;
	}

	if( !is_null( $optout ) && preg_match( '/\{\{(no)?bots\s*\|\s*optout\s*=\s*(.*?)\s*\}\}/i', $text, $allow ) ) {
		if( $allow[1] == "all" ) return true;
		$allow = array_map( 'trim', explode( ',', $allow[2] ) );
		if( in_array( trim( $optout ), $allow ) ) {
			return true;
		}
		return false;
	}
	return false;
}

/**
 * Outputs text if the given category is in the allowed types
 *
 * @param string $text Text to display
 * @param int $cat Category of text, such as PECHO_WARN, PECHO_NORMAL
 * @param string $func
 * @return void
 */
function outputText( $text, $cat = 0, $func = 'echo' ) {
	global $pgVerbose;

	Hooks::runHook( 'OutputText', array( &$text, &$cat, &$func ) );

	if( in_array( $cat, $pgVerbose ) ) {
		if( $func == 'echo' ) {
			echo $text;
		} else {
			$func( $text );
		}
	}
}

/**
 * Shortcut for {@link outputText}
 *
 * @param string $text Text to display
 * @param int $cat Category of text, such as PECHO_WARN, PECHO_NORMAL
 * @param string $func
 * @link outputText
 * @return void
 */
function pecho( $text, $cat = 0, $func = 'echo' ) {
	global $pgWebOutput;
	if( $pgWebOutput ) $text = str_replace( "\n", "<br>", $text );
	outputText( $text, $cat, $func );
}

/**
 * Echo function with color capabilities.
 *
 * Syntax:
 *
 * <i>[Text to colorize|NAME] where NAME is the name of a defined style.</i> For example:
 *
 * <i>This text is standard terminal color. [This text will be yellow.|COMMENT] [This text will be white on red.|ERROR]</i>
 *
 * Defined styles:
 * <ul>
 * <li>ERROR: White on red, bold</li>
 * <li>INFO: Green text, bold</li>
 * <li>PARAMETER: Cyan text</li>
 * <li>COMMENT: Yellow text</li>
 * <li>GREEN_BAR: White on green, bold</li>
 * <li>RED_BAR: White on red, bold</li>
 * <li>YELLOW_BAR: Black on yellow, bold</li>
 * <li>INFO_BAR: Cyan text, bold</li>
 * </ul>
 *
 * You can define your own styles by using this syntax:
 *
 *   <code>lime_colorizer::style('STYLE_NAME', array('bg' => 'red', 'fg' => 'white'));</code>
 *
 * (Available colors: black, red, green, yellow, blue, magenta, cyan, white)
 *
 * You can also set options for how the text is formatted (not available on all systems):
 *
 *   <code>lime_colorizer::style('STYLE_NAME', array('bg' => 'red', 'fg' => 'white', 'bold' => true ));</code> (sets bold text)
 *
 * Available options: bold, underscore, blink, reverse, conceal
 *
 *
 * @access public
 * @param string $text
 * @param bool $return
 * @return string
 */
function cecho( $text, $return = false ) {
	global $pgColorizer;

	if( !isset( $pgColorizer ) ) $pgColorizer = new lime_colorizer( true );

	$text = preg_replace( '/\[(.+?)\|(\w+)\]/se', '$pgColorizer->colorize("$1", "$2")', $text );

	if( $return ) return $text;

	echo $text;

}


/**
 * Generates a diff between two strings
 *
 * @package Text_Diff
 * @deprecated since 18 June 2013
 */
function getTextDiff() {
	Peachy::deprecatedWarn( 'getTextDiff()', 'Diff::load()' );
	$args = func_get_args();
	return call_user_func_array( array( 'Diff', 'load' ), $args );
}

/**
 * Gets the first defined Wiki object
 *
 * @return Wiki|bool
 * @package initFunctions
 */
function &getSiteObject() {
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}

	foreach( $GLOBALS as $var ){
		if( is_object( $var ) ) {
			if( get_class( $var ) == "Wiki" ) {
				return $var;
			}
		}
	}

	return false;
}

/**
 * Returns an instance of the Page class as specified by $title or $pageid
 *
 * @param mixed $title Title of the page (default: null)
 * @param mixed $pageid ID of the page (default: null)
 * @param bool $followRedir Should it follow a redirect when retrieving the page (default: true)
 * @param bool $normalize Should the class automatically normalize the title (default: true)
 * @return Page
 * @package initFunctions
 */
function &initPage( $title = null, $pageid = null, $followRedir = true, $normalize = true ) {
	$wiki = getSiteObject();
	if( !$wiki ) return false;

	$page = new Page( $wiki, $title, $pageid, $followRedir, $normalize );
	return $page;
}

/**
 * Returns an instance of the User class as specified by $pgUsername
 *
 * @param mixed $pgUsername Username
 * @return User
 * @package initFunctions
 */
function &initUser( $pgUsername ) {
	$wiki = getSiteObject();
	if( !$wiki ) return false;

	$user = new User( $wiki, $pgUsername );
	return $user;
}

/**
 * Returns an instance of the Image class as specified by $filename or $pageid
 *
 * @param string $filename Filename
 * @return Image
 * @package initFunctions
 */
function &initImage( $filename = null ) {

	$wiki = getSiteObject();
	if( !$wiki ) return false;

	$image = new Image( $wiki, $filename );
	return $image;
}

if( !function_exists( 'mb_strlen' ) ) {

	/**
	 * Fallback implementation of mb_strlen.
	 *
	 * @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
	 * @param string $str String to get
	 * @return int
	 * @package Fallback
	 */
	function mb_strlen( $str ) {
		$counts = count_chars( $str );
		$total = 0;

		// Count ASCII bytes
		for( $i = 0; $i < 0x80; $i++ ){
			$total += $counts[$i];
		}

		// Count multibyte sequence heads
		for( $i = 0xc0; $i < 0xff; $i++ ){
			$total += $counts[$i];
		}

		return $total;
	}
}

if( !function_exists( 'mb_substr' ) ) {
	/**
	 * Fallback implementation for mb_substr. This is VERY slow, from 5x to 100x slower. Use only if necessary.
	 * @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
	 * @package Fallback
	 */
	function mb_substr( $str, $start, $count = 'end' ) {
		if( $start != 0 ) {
			$split = mb_substr_split_unicode( $str, intval( $start ) );
			$str = substr( $str, $split );
		}

		if( $count !== 'end' ) {
			$split = mb_substr_split_unicode( $str, intval( $count ) );
			$str = substr( $str, 0, $split );
		}

		return $str;
	}

	/**
	 * Continuing support for mb_substr. Do not use.
	 * @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
	 * @package Fallback
	 * @param integer $splitPos
	 * @return int
	 */
	function mb_substr_split_unicode( $str, $splitPos ) {
		if( $splitPos == 0 ) {
			return 0;
		}

		$byteLen = strlen( $str );

		if( $splitPos > 0 ) {
			if( $splitPos > 256 ) {
				// Optimize large string offsets by skipping ahead N bytes.
				// This will cut out most of our slow time on Latin-based text,
				// and 1/2 to 1/3 on East European and Asian scripts.
				$bytePos = $splitPos;
				while( $bytePos < $byteLen && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
					++$bytePos;
				}
				$charPos = mb_strlen( substr( $str, 0, $bytePos ) );
			} else {
				$charPos = 0;
				$bytePos = 0;
			}

			while( $charPos++ < $splitPos ){
				++$bytePos;
				// Move past any tail bytes
				while( $bytePos < $byteLen && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
					++$bytePos;
				}
			}
		} else {
			$splitPosX = $splitPos + 1;
			$charPos = 0; // relative to end of string; we don't care about the actual char position here
			$bytePos = $byteLen;
			while( $bytePos > 0 && $charPos-- >= $splitPosX ){
				--$bytePos;
				// Move past any tail bytes
				while( $bytePos > 0 && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
					--$bytePos;
				}
			}
		}

		return $bytePos;
	}
}

if( !function_exists( 'iconv' ) ) {
	/**
	 * Fallback iconv function.
	 *
	 * iconv support is not in the default configuration and so may not be present.
	 * Assume will only ever use utf-8 and iso-8859-1.
	 * This will *not* work in all circumstances.
	 *
	 * @access public
	 * @param mixed $from
	 * @param mixed $to
	 * @param mixed $string
	 * @return void
	 * @package Fallback
	 */
	function iconv( $from, $to, $string ) {
		if( substr( $to, -8 ) == '//IGNORE' ) $to = substr( $to, 0, strlen( $to ) - 8 );
		if( strcasecmp( $from, $to ) == 0 ) return $string;
		if( strcasecmp( $from, 'utf-8' ) == 0 ) return utf8_decode( $string );
		if( strcasecmp( $to, 'utf-8' ) == 0 ) return utf8_encode( $string );
		return $string;
	}
}

if( !function_exists( 'istainted' ) ) {

	/**
	 * Fallback istainted function.
	 *
	 * @access public
	 * @param mixed $var
	 * @return integer
	 * @package Fallback
	 */
	function istainted( $var ) {

		return 0;
	}

	/**
	 * Fallback taint function.
	 *
	 * @access public
	 * @param mixed $var
	 * @param int $level
	 * @return void
	 * @package Fallback
	 */
	function taint( $var, $level = 0 ) { }


	/**
	 * Fallback untaint function.
	 *
	 * @access public
	 * @param mixed $var
	 * @param int $level
	 * @return void
	 * @package Fallback
	 */
	function untaint( $var, $level = 0 ) { }


	/**
	 * @package Fallback
	 */
	define( 'TC_HTML', 1 );

	/**
	 * @package Fallback
	 */
	define( 'TC_SHELL', 1 );

	/**
	 * @package Fallback
	 */
	define( 'TC_MYSQL', 1 );

	/**
	 * @package Fallback
	 */
	define( 'TC_PCRE', 1 );

	/**
	 * @package Fallback
	 */
	define( 'TC_SELF', 1 );
}


1			<?php
2
3			/*
4			This file is part of Peachy MediaWiki Bot API
5
6			Peachy is free software: you can redistribute it and/or modify
7			it under the terms of the GNU General Public License as published by
8			the Free Software Foundation, either version 3 of the License, or
9			(at your option) any later version.
10
11			This program is distributed in the hope that it will be useful,
12			but WITHOUT ANY WARRANTY; without even the implied warranty of
13			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			GNU General Public License for more details.
15
16			You should have received a copy of the GNU General Public License
17			along with this program. If not, see <http://www.gnu.org/licenses/>.
18			*/
19
20			/**
21			* @file
22			* Stores general functions that do not belong in a class
23			*/
24
25			/**
26			* Case insensitive in_array function
27			*
28			* @param mixed $needle What to search for
29			* @param array $haystack Array to search in
30			* @param bool $strict
31			* @return bool True if $needle is found in $haystack, case insensitive
32			* @link http://us3.php.net/in_array
33			*/
34			function iin_array( $needle, $haystack, $strict = false ) {
35			return in_array_recursive( strtoupper_safe( $needle ), array_map( 'strtoupper_safe', $haystack ), $strict );
36			}
37
38			/**
39			* @return string
40			*/
41			function strtoupper_safe( $str ) {
42			if( is_string( $str ) ) return strtoupper( $str );
43			if( is_array( $str ) ) $str = array_map( 'strtoupper_safe', $str );
44			return $str;
45			}
46
47			/**
48			* Returns whether or not a string is found in another
49			* Shortcut for strpos()
50			*
51			* @param string $needle What to search for
52			* @param string $haystack What to search in
53			* @param bool $insensitive Whether or not to do a case-insensitive search
54			* @return bool True if $needle is found in $haystack
55			* @link http://us3.php.net/strpos
56			*/
57			function in_string( $needle, $haystack, $insensitive = false ) {
58			$fnc = 'strpos';
59			if( $insensitive ) $fnc = 'stripos';
60
61			return $fnc( $haystack, $needle ) !== false;
62			}
63
64			/**
65			* Recursive in_array function
66			*
67			* @param string $needle What to search for
68			* @param array $haystack What to search in
69			* @param bool $insensitive Whether or not to do a case-insensitive search
70			* @return bool True if $needle is found in $haystack
71			* @link http://us3.php.net/in_array
72			*/
73			function in_array_recursive( $needle, $haystack, $insensitive = false ) {
74			$fnc = 'in_array';
75			if( $insensitive ) $fnc = 'iin_array';
76
77			if( $fnc( $needle, $haystack ) ) return true;
78			foreach( $haystack as $val ){
79			if( is_array( $val ) ) {
80			return in_array_recursive( $needle, $val );
81			}
82			}
83			return false;
84			}
85
86			/**
87			* Recursive glob() function.
88			*
89			* @access public
90			* @param string $pattern . (default: '*')
91			* @param int $flags . (default: 0)
92			* @param string $path . (default: '')
93			* @return array
94			*/
95			function rglob( $pattern = '*', $flags = 0, $path = '' ) {
96			$paths = glob( $path . '*', GLOB_MARK \| GLOB_ONLYDIR \| GLOB_NOSORT );
97			$files = glob( $path . $pattern, $flags );
98			foreach( $paths as $path ){
99			$files = array_merge( $files, rglob( $pattern, $flags, $path ) );
100			}
101			return $files;
102			}
103
104			/**
105			* Detects the presence of a nobots template or one that denies editing by ours
106			*
107			* @access public
108			* @param Wiki $wiki Wiki class
109			* @param string $text Text of the page to check (default: '')
110			* @param string $pgUsername Username to search for in the template (default: null)
111			* @param string\|null $optout Text to search for in the optout= parameter. (default: null)
112			* @param string\|null $taskname (default: null)
113			* @return bool True on match of an appropriate nobots template
114			*/
115			function checkExclusion( Wiki $wiki, $text = '', $pgUsername = null, $optout = null, $taskname = null ) {
116			if( !$wiki->get_nobots() ) return false;
117
118			if( in_string( "{{nobots}}", $text ) ) return true;
119			if( in_string( "{{bots}}", $text ) ) return false;
120
121			if( preg_match( '/\{\{bots\s\\|\sallow\s=\s(.?)\s\}\}/i', $text, $allow ) ) {
122			if( $allow[1] == "all" ) return false;
123			if( $allow[1] == "none" ) return true;
124			$allow = array_map( 'trim', explode( ',', $allow[1] ) );
125			if( !is_null( $pgUsername ) && in_array( trim( $pgUsername ), $allow ) ) {
126			return false;
127			}
128			return true;
129			}
130
131			if( preg_match( '/\{\{(no)?bots\s\\|\sdeny\s=\s(.?)\s\}\}/i', $text, $deny ) ) {
132			if( $deny[2] == "all" ) return true;
133			if( $deny[2] == "none" ) return false;
134			$allow = array_map( 'trim', explode( ',', $deny[2] ) );
135			if( ( !is_null( $pgUsername ) && in_array( trim( $pgUsername ), $allow ) ) \|\| ( !is_null( $taskname ) && in_array( trim( $taskname ), $allow ) ) ) {
136			return true;
137			}
138			return false;
139			}
140
141			if( !is_null( $optout ) && preg_match( '/\{\{(no)?bots\s\\|\soptout\s=\s(.?)\s\}\}/i', $text, $allow ) ) {
142			if( $allow[1] == "all" ) return true;
143			$allow = array_map( 'trim', explode( ',', $allow[2] ) );
144			if( in_array( trim( $optout ), $allow ) ) {
145			return true;
146			}
147			return false;
148			}
149			return false;
150			}
151
152			/**
153			* Outputs text if the given category is in the allowed types
154			*
155			* @param string $text Text to display
156			* @param int $cat Category of text, such as PECHO_WARN, PECHO_NORMAL
157			* @param string $func
158			* @return void
159			*/
160			function outputText( $text, $cat = 0, $func = 'echo' ) {
161			global $pgVerbose;
162
163			Hooks::runHook( 'OutputText', array( &$text, &$cat, &$func ) );
164
165			if( in_array( $cat, $pgVerbose ) ) {
166			if( $func == 'echo' ) {
167			echo $text;
168			} else {
169			$func( $text );
170			}
171			}
172			}
173
174			/**
175			* Shortcut for {@link outputText}
176			*
177			* @param string $text Text to display
178			* @param int $cat Category of text, such as PECHO_WARN, PECHO_NORMAL
179			* @param string $func
180			* @link outputText
181			* @return void
182			*/
183			function pecho( $text, $cat = 0, $func = 'echo' ) {
184			global $pgWebOutput;
185			if( $pgWebOutput ) $text = str_replace( "\n", "<br>", $text );
186			outputText( $text, $cat, $func );
187			}
188
189			/**
190			* Echo function with color capabilities.
191			*
192			* Syntax:
193			*
194			* <i>[Text to colorize\|NAME] where NAME is the name of a defined style.</i> For example:
195			*
196			* <i>This text is standard terminal color. [This text will be yellow.\|COMMENT] [This text will be white on red.\|ERROR]</i>
197			*
198			* Defined styles:
199			* <ul>
200			* <li>ERROR: White on red, bold</li>
201			* <li>INFO: Green text, bold</li>
202			* <li>PARAMETER: Cyan text</li>
203			* <li>COMMENT: Yellow text</li>
204			* <li>GREEN_BAR: White on green, bold</li>
205			* <li>RED_BAR: White on red, bold</li>
206			* <li>YELLOW_BAR: Black on yellow, bold</li>
207			* <li>INFO_BAR: Cyan text, bold</li>
208			* </ul>
209			*
210			* You can define your own styles by using this syntax:
211			*
212			* <code>lime_colorizer::style('STYLE_NAME', array('bg' => 'red', 'fg' => 'white'));</code>
213			*
214			* (Available colors: black, red, green, yellow, blue, magenta, cyan, white)
215			*
216			* You can also set options for how the text is formatted (not available on all systems):
217			*
218			* <code>lime_colorizer::style('STYLE_NAME', array('bg' => 'red', 'fg' => 'white', 'bold' => true ));</code> (sets bold text)
219			*
220			* Available options: bold, underscore, blink, reverse, conceal
221			*
222			*
223			* @access public
224			* @param string $text
225			* @param bool $return
226			* @return string
227			*/
228			function cecho( $text, $return = false ) {
229			global $pgColorizer;
230
231			if( !isset( $pgColorizer ) ) $pgColorizer = new lime_colorizer( true );
232
233			$text = preg_replace( '/\[(.+?)\\|(\w+)\]/se', '$pgColorizer->colorize("$1", "$2")', $text );
234
235			if( $return ) return $text;
236
237			echo $text;
238
239			}
240
241
242			/**
243			* Generates a diff between two strings
244			*
245			* @package Text_Diff
246			* @deprecated since 18 June 2013
247			*/
248			function getTextDiff() {
249			Peachy::deprecatedWarn( 'getTextDiff()', 'Diff::load()' );
250			$args = func_get_args();
251			return call_user_func_array( array( 'Diff', 'load' ), $args );
252			}
253
254			/**
255			* Gets the first defined Wiki object
256			*
257			* @return Wiki\|bool
258			* @package initFunctions
259			*/
260			function &getSiteObject() {
			0 ignored issues – show Coding Style introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report `getSiteObject` uses the super-global variable `$GLOBALS` which is generally not recommended. Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: // Bad class Router { public function generate($path) { return $_SERVER['HOST'].$path; } } // Better class Router { private $host; public function __construct($host) { $this->host = $host; } public function generate($path) { return $this->host.$path; } } class Controller { public function myAction(Request $request) { // Instead of $page = isset($_GET['page']) ? intval($_GET['page']) : 1; // Better (assuming you use the Symfony2 request) $page = $request->query->get('page', 1); } } Loading history...
261
262			foreach( $GLOBALS as $var ){
263			if( is_object( $var ) ) {
264			if( get_class( $var ) == "Wiki" ) {
265			return $var;
266			}
267			}
268			}
269
270			return false;
271			}
272
273			/**
274			* Returns an instance of the Page class as specified by $title or $pageid
275			*
276			* @param mixed $title Title of the page (default: null)
277			* @param mixed $pageid ID of the page (default: null)
278			* @param bool $followRedir Should it follow a redirect when retrieving the page (default: true)
279			* @param bool $normalize Should the class automatically normalize the title (default: true)
280			* @return Page
281			* @package initFunctions
282			*/
283			function &initPage( $title = null, $pageid = null, $followRedir = true, $normalize = true ) {
284			$wiki = getSiteObject();
285			if( !$wiki ) return false;
286
287			$page = new Page( $wiki, $title, $pageid, $followRedir, $normalize );
288			return $page;
289			}
290
291			/**
292			* Returns an instance of the User class as specified by $pgUsername
293			*
294			* @param mixed $pgUsername Username
295			* @return User
296			* @package initFunctions
297			*/
298			function &initUser( $pgUsername ) {
299			$wiki = getSiteObject();
300			if( !$wiki ) return false;
301
302			$user = new User( $wiki, $pgUsername );
303			return $user;
304			}
305
306			/**
307			* Returns an instance of the Image class as specified by $filename or $pageid
308			*
309			* @param string $filename Filename
310			* @return Image
311			* @package initFunctions
312			*/
313			function &initImage( $filename = null ) {
314
315			$wiki = getSiteObject();
316			if( !$wiki ) return false;
317
318			$image = new Image( $wiki, $filename );
319			return $image;
320			}
321
322			if( !function_exists( 'mb_strlen' ) ) {
323
324			/**
325			* Fallback implementation of mb_strlen.
326			*
327			* @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
328			* @param string $str String to get
329			* @return int
330			* @package Fallback
331			*/
332			function mb_strlen( $str ) {
333			$counts = count_chars( $str );
334			$total = 0;
335
336			// Count ASCII bytes
337			for( $i = 0; $i < 0x80; $i++ ){
338			$total += $counts[$i];
339			}
340
341			// Count multibyte sequence heads
342			for( $i = 0xc0; $i < 0xff; $i++ ){
343			$total += $counts[$i];
344			}
345
346			return $total;
347			}
348			}
349
350			if( !function_exists( 'mb_substr' ) ) {
351			/**
352			* Fallback implementation for mb_substr. This is VERY slow, from 5x to 100x slower. Use only if necessary.
353			* @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
354			* @package Fallback
355			*/
356			function mb_substr( $str, $start, $count = 'end' ) {
357			if( $start != 0 ) {
358			$split = mb_substr_split_unicode( $str, intval( $start ) );
359			$str = substr( $str, $split );
360			}
361
362			if( $count !== 'end' ) {
363			$split = mb_substr_split_unicode( $str, intval( $count ) );
364			$str = substr( $str, 0, $split );
365			}
366
367			return $str;
368			}
369
370			/**
371			* Continuing support for mb_substr. Do not use.
372			* @link http://svn.wikimedia.org/svnroot/mediawiki/trunk/phase3/includes/GlobalFunctions.php
373			* @package Fallback
374			* @param integer $splitPos
375			* @return int
376			*/
377			function mb_substr_split_unicode( $str, $splitPos ) {
378			if( $splitPos == 0 ) {
379			return 0;
380			}
381
382			$byteLen = strlen( $str );
383
384			if( $splitPos > 0 ) {
385			if( $splitPos > 256 ) {
386			// Optimize large string offsets by skipping ahead N bytes.
387			// This will cut out most of our slow time on Latin-based text,
388			// and 1/2 to 1/3 on East European and Asian scripts.
389			$bytePos = $splitPos;
390			while( $bytePos < $byteLen && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
391			++$bytePos;
392			}
393			$charPos = mb_strlen( substr( $str, 0, $bytePos ) );
394			} else {
395			$charPos = 0;
396			$bytePos = 0;
397			}
398
399			while( $charPos++ < $splitPos ){
400			++$bytePos;
401			// Move past any tail bytes
402			while( $bytePos < $byteLen && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
403			++$bytePos;
404			}
405			}
406			} else {
407			$splitPosX = $splitPos + 1;
408			$charPos = 0; // relative to end of string; we don't care about the actual char position here
409			$bytePos = $byteLen;
410			while( $bytePos > 0 && $charPos-- >= $splitPosX ){
411			--$bytePos;
412			// Move past any tail bytes
413			while( $bytePos > 0 && $str{$bytePos} >= "\x80" && $str{$bytePos} < "\xc0" ){
414			--$bytePos;
415			}
416			}
417			}
418
419			return $bytePos;
420			}
421			}
422
423			if( !function_exists( 'iconv' ) ) {
424			/**
425			* Fallback iconv function.
426			*
427			* iconv support is not in the default configuration and so may not be present.
428			* Assume will only ever use utf-8 and iso-8859-1.
429			* This will not work in all circumstances.
430			*
431			* @access public
432			* @param mixed $from
433			* @param mixed $to
434			* @param mixed $string
435			* @return void
436			* @package Fallback
437			*/
438			function iconv( $from, $to, $string ) {
439			if( substr( $to, -8 ) == '//IGNORE' ) $to = substr( $to, 0, strlen( $to ) - 8 );
440			if( strcasecmp( $from, $to ) == 0 ) return $string;
441			if( strcasecmp( $from, 'utf-8' ) == 0 ) return utf8_decode( $string );
442			if( strcasecmp( $to, 'utf-8' ) == 0 ) return utf8_encode( $string );
443			return $string;
444			}
445			}
446
447			if( !function_exists( 'istainted' ) ) {
448
449			/**
450			* Fallback istainted function.
451			*
452			* @access public
453			* @param mixed $var
454			* @return integer
455			* @package Fallback
456			*/
457			function istainted( $var ) {
			0 ignored issues – show Unused Code introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report The parameter `$var` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
458			return 0;
459			}
460
461			/**
462			* Fallback taint function.
463			*
464			* @access public
465			* @param mixed $var
466			* @param int $level
467			* @return void
468			* @package Fallback
469			*/
470			function taint( $var, $level = 0 ) { }
			0 ignored issues – show Unused Code introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report The parameter `$var` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report The parameter `$level` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
471
472			/**
473			* Fallback untaint function.
474			*
475			* @access public
476			* @param mixed $var
477			* @param int $level
478			* @return void
479			* @package Fallback
480			*/
481			function untaint( $var, $level = 0 ) { }
			0 ignored issues – show Unused Code introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report The parameter `$var` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history... Unused Code introduced 2016-01-19 16:04 UTC by Report Bug Copy Issue Report The parameter `$level` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
482
483			/**
484			* @package Fallback
485			*/
486			define( 'TC_HTML', 1 );
487
488			/**
489			* @package Fallback
490			*/
491			define( 'TC_SHELL', 1 );
492
493			/**
494			* @package Fallback
495			*/
496			define( 'TC_MYSQL', 1 );
497
498			/**
499			* @package Fallback
500			*/
501			define( 'TC_PCRE', 1 );
502
503			/**
504			* @package Fallback
505			*/
506			define( 'TC_SELF', 1 );
507			}
508

MW-Peachy / Peachy

Pull Request — master (#107)

GenFunctions.php ➔ mb_substr_split_unicode() C

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