php-func-lib/string.php

<?php
function umlaute($str) {
  return str_replace ( array (
          'Ä',
          'Ö',
          'Ü',
          'ä',
          'ö',
          'ü',
          'ß',
          '&'
  ), array (
          '&Auml;',
          '&Ouml;',
          '&Uuml;',
          '&auml;',
          '&ouml;',
          '&uuml;',
          '&szlig;',
          '&amp;'
  ), $str );
}
function chk($str) {
  return str_replace ( "'", '"', $str );
}
function noScript($str) {
  return str_replace ( array (
          '<',
          '>'
  ), array (
          '&lt;',
          '&gt;'
  ), $str );
}
function random($name_laenge) {
  $zeichen = "abcedfghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRTSUVWXYZ0123456789";
  $name_neu = "";

  @mt_srand ( ( double ) microtime () * 1000000 );
  for($i = 0; $i < $name_laenge; $i ++) {
    $r = mt_rand ( 0, strlen ( $zeichen ) - 1 );
    $name_neu .= $zeichen[$r];
  }
  return $name_neu;
}
function startsWith($haystack, $needle) {
  $length = strlen ( $needle );
  return (substr ( $haystack, 0, $length ) === $needle);
}
function endsWith($haystack, $needle) {
  $length = strlen ( $needle );

  return $length === 0 || (substr ( $haystack, - $length ) === $needle);
}
function onlyAlpha($str, $zus = '') {
  return preg_replace ( "/[^a-zA-Z0-9 \-\{$zus}_]+/", "", $str );
}
function shortener($str, $len = 50, $fill = '...') {
  if (strlen ( $str ) > $len) {
    $str = substr ( $str, 0, $len - strlen ( $fill ) ) . $fill;
  }
  return $str;
}
function isEmail($str) {
  $match = preg_match ( "/[a-zA-Z0-9\-\_\.]*\@[a-zA-Z0-9\-\_\.]*.[a-z]{2,10}/", $str );
  if ($match) {
    return $str;
  }
  return false;
}
function markUp($text) {
  $r = '';
  $lv = 0;
  foreach ( explode ( "\n", $text ) as $t ) {
    $nlv = 0;
    if (startsWith ( '**** ', $t )) {
      $t = substr ( $t, 5 );
      $nlv = 4;
    }
    if (startsWith ( '*** ', $t )) {
      $t = substr ( $t, 4 );
      $nlv = 3;
    }
    if (startsWith ( '** ', $t )) {
      $t = substr ( $t, 3 );
      $nlv = 2;
    }
    if (startsWith ( '* ', $t )) {
      $t = substr ( $t, 2 );
      $nlv = 1;
    }
    if ($lv != $nlv) {
      while ( $lv < $nlv ) {
        $text .= '<ul>';
        $lv ++;
      }
      while ( $lv > $nlv ) {
        $text .= '</ul>';
        $lv --;
      }
    }
    if (startsWith ( $t, '!!!!! ' )) {
      $t = '<h5>' . substr ( $t, 6 ) . '</h5>';
    }
    if (startsWith ( $t, '!!!! ' )) {
      $t = '<h4>' . substr ( $t, 5 ) . '</h4>';
    }
    if (startsWith ( $t, '!!! ' )) {
      $t = '<h3>' . substr ( $t, 4 ) . '</h3>';
    }
    if (startsWith ( $t, '!! ' )) {
      $t = '<h2>' . substr ( $t, 3 ) . '</h2>';
    }
    if (startsWith ( $t, '! ' )) {
      $t = '<h1>' . substr ( $t, 2 ) . '</h1>';
    }
    if ($lv == 0) {
      $r .= $t;
    } else {
      $r .= '<li>' . $t . '</li>';
    }
    // var_dump ( $t );
  }
  while ( $lv > 0 ) {
    $r .= '</ul>';
    $lv --;
  }
  return $r;
}
function onlySimpleHTML($s) {
  $s = str_replace ( array (
          '<',
          '>'
  ), array (
          '{{|-&lt;-|}}',
          '{{|-&gt;-|}}'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}b{{|-&gt;-|}}',
          '{{|-&lt;-|}}b/{{|-&gt;-|}}'
  ), array (
          '<b>',
          '<b/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}u{{|-&gt;-|}}',
          '{{|-&lt;-|}}u/{{|-&gt;-|}}'
  ), array (
          '<u>',
          '<u/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}i{{|-&gt;-|}}',
          '{{|-&lt;-|}}i/{{|-&gt;-|}}'
  ), array (
          '<i>',
          '<i/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}span{{|-&gt;-|}}',
          '{{|-&lt;-|}}span/{{|-&gt;-|}}'
  ), array (
          '<span>',
          '<span/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}b{{|-&gt;-|}}',
          '{{|-&lt;-|}}b/{{|-&gt;-|}}'
  ), array (
          '<b>',
          '<b/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}br{{|-&gt;-|}}',
          '{{|-&lt;-|}}br/{{|-&gt;-|}}'
  ), array (
          '<br>',
          '<br/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h1{{|-&gt;-|}}',
          '{{|-&lt;-|}}h1/{{|-&gt;-|}}'
  ), array (
          '<h1>',
          '<h1/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h2{{|-&gt;-|}}',
          '{{|-&lt;-|}}h2/{{|-&gt;-|}}'
  ), array (
          '<h2>',
          '<h2/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h3{{|-&gt;-|}}',
          '{{|-&lt;-|}}h3/{{|-&gt;-|}}'
  ), array (
          '<h3>',
          '<h3/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h4{{|-&gt;-|}}',
          '{{|-&lt;-|}}h4/{{|-&gt;-|}}'
  ), array (
          '<h4>',
          '<h4/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h5{{|-&gt;-|}}',
          '{{|-&lt;-|}}h5/{{|-&gt;-|}}'
  ), array (
          '<h5>',
          '<h5/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}h6{{|-&gt;-|}}',
          '{{|-&lt;-|}}h6/{{|-&gt;-|}}'
  ), array (
          '<h6>',
          '<h6/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}li{{|-&gt;-|}}',
          '{{|-&lt;-|}}li/{{|-&gt;-|}}'
  ), array (
          '<li>',
          '<li/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}ul{{|-&gt;-|}}',
          '{{|-&lt;-|}}ul/{{|-&gt;-|}}'
  ), array (
          '<ul>',
          '<ul/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}ol{{|-&gt;-|}}',
          '{{|-&lt;-|}}ol/{{|-&gt;-|}}'
  ), array (
          '<ol>',
          '<ol/>'
  ), $s );
  $s = str_replace ( array (
          '{{|-&lt;-|}}pre{{|-&gt;-|}}',
          '{{|-&lt;-|}}pre/{{|-&gt;-|}}'
  ), array (
          '<pre>',
          '<pre/>'
  ), $s );

  // cleanup
  $s = str_replace ( array (
          '{{|-',
          '-|}}'
  ), array (
          '',
          ''
  ), $s );

  return $s;
}
function linkify($input) {
  $pattern = '@(http(s)?://[a-zA-Z0-9/\.\#\-\_]*)@';
  return $output = preg_replace ( $pattern, '<a href="$1">$1</a>', $input );
}
function inStr($needle, $haystack) {
  if (strpos ( $haystack, $needle ) !== false) {
    return true;
  }
  return false;
}
?>