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Direktori : /proc/thread-self/root/opt/alt/php54/usr/share/pear/ezc/ConsoleTools/tools/ |
Current File : //proc/thread-self/root/opt/alt/php54/usr/share/pear/ezc/ConsoleTools/tools/string.php |
<?php /** * File containing the ezcConsoleStringTool class. * * @package ConsoleTools * @version 1.6.1 * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved. * @license http://ez.no/licenses/new_bsd New BSD License * @filesource */ /** * String tool class. * * Tool class for the ConsoleTools package. Contains multi-byte encoding save * string methods. * * @package ConsoleTools * @version 1.6.1 * @access private */ class ezcConsoleStringTool { /** * Binary safe wordwrap() replacement. * * This method is a multi-byte encoding safe replacement for the PHP * function wordwrap(). It mimics exactly the behavior of wordwrap(), but * uses iconv_* functions with UTF-8 encoding. The parameters received by * this method equal the parameters of {@link http://php.net/wordwrap * wordwrap()}. Note: Make sure to only hand UTF-8 encoded content to this * method. * * @param string $str * @param int $width * @param string $break * @param bool $cut * @return string|false */ public function wordWrap( $str, $width = 75, $break = "\n", $cut = false ) { $strlen = iconv_strlen( $str, 'UTF-8' ); $breaklen = iconv_strlen( $break, 'UTF-8' ); $newtext = ''; if ( $strlen === 0 ) { return ''; } if ( $breaklen === 0 ) { return false; } if ( $width === 0 && $cut ) { return false; } $laststart = $lastspace = 0; $breakstart = iconv_substr( $break, 0, 1, 'UTF-8' ); for ( $current = 0; $current < $strlen; $current++ ) { $char = iconv_substr( $str, $current, 1, 'UTF-8' ); // Existing line break, copy line and start a new one if ( $char === $breakstart && $current + $breaklen < $strlen && iconv_substr( $str, $current, $breaklen, 'UTF-8' ) === $break ) { $newtext .= iconv_substr( $str, $laststart, $current - $laststart + $breaklen, 'UTF-8' ); $current += $breaklen - 1; $laststart = $lastspace = $current + 1; } // Keep track of spaces, if line break is necessary, do it else if ( $char === ' ' ) { if ( $current - $laststart >= $width ) { $newtext .= iconv_substr( $str, $laststart, $current - $laststart, 'UTF-8' ) . $break; $laststart = $current + 1; } $lastspace = $current; } // Special cut case, if no space has been seen else if ( $current - $laststart >= $width && $cut && $laststart >= $lastspace ) { $newtext .= iconv_substr( $str, $laststart, $current - $laststart, 'UTF-8' ) . $break; $laststart = $lastspace = $current; } // Usual case that line got longer than expected else if ( $current - $laststart >= $width && $laststart < $lastspace ) { $newtext .= iconv_substr( $str, $laststart, $lastspace - $laststart, 'UTF-8' ) . $break; // $laststart = $lastspace = $lastspace + 1; $laststart = ++$lastspace; } } // Rest of the string if ( $laststart !== $current ) { $newtext .= iconv_substr( $str, $laststart, $current - $laststart, 'UTF-8' ); } return $newtext; } /** * Binary safe str_pad() replacement. * * This method is a multi-byte encoding safe replacement for the PHP * function str_pad(). It mimics exactly the behavior of str_pad(), but * uses iconv_* functions with UTF-8 encoding. The parameters received by * this method equal the parameters of {@link http://php.net/str_pad * str_pad()}. Note: Make sure to hand only UTF-8 encoded content to this * method. * * @param string $input * @param int $padLength * @param string $padString * @param int $padType * @return string */ public function strPad( $input, $padLength, $padString = ' ', $padType = STR_PAD_RIGHT ) { $input = (string) $input; $strLen = iconv_strlen( $input, 'UTF-8' ); $padStrLen = iconv_strlen( $padString, 'UTF-8' ); if ( $strLen >= $padLength ) { return $input; } if ( $padType === STR_PAD_BOTH ) { return $this->strPad( $this->strPad( $input, $strLen + ceil( ( $padLength - $strLen ) / 2 ), $padString ), $padLength, $padString, STR_PAD_LEFT ); } $fullStrRepeats = (int) ( ( $padLength - $strLen ) / $padStrLen ); $partlyPad = iconv_substr( $padString, 0, ( ( $padLength - $strLen ) % $padStrLen ) ); $padding = str_repeat( $padString, $fullStrRepeats ) . $partlyPad; switch ( $padType ) { case STR_PAD_LEFT: return $padding . $input; case STR_PAD_RIGHT: default: return $input . $padding; } } } ?>