diff options
Diffstat (limited to 'ratatoeskr/sys/utils.php')
| -rw-r--r-- | ratatoeskr/sys/utils.php | 216 |
1 files changed, 108 insertions, 108 deletions
diff --git a/ratatoeskr/sys/utils.php b/ratatoeskr/sys/utils.php index c2f8e66..4b4298f 100644 --- a/ratatoeskr/sys/utils.php +++ b/ratatoeskr/sys/utils.php @@ -1,9 +1,9 @@ <?php /* * File: ratatoeskr/sys/utils.php - * + * * Various useful helper functions. - * + * * License: * This file is part of Ratatöskr. * Ratatöskr is licensed unter the MIT / X11 License. @@ -12,110 +12,110 @@ /* * Function: array_repeat - * + * * Parameters: - * - * $val - - * $n - - * + * + * $val - + * $n - + * * Returns: - * - * An array with $val $n-times repeated. + * + * An array with $val $n-times repeated. */ function array_repeat($val, $n) { - $rv = array(); - for($i = 0; $i < $n; ++$i) - array_push($rv, $val); - return $rv; + $rv = array(); + for($i = 0; $i < $n; ++$i) + array_push($rv, $val); + return $rv; } /* * Function: array_blend - * + * * Blend multiple arrays together. - * + * * Example: - * - * array_blend(array(1,2,3), array(4,5,6), array(7,8,9)); - * will return array(1,4,7,2,5,8,3,6,9) + * + * array_blend(array(1,2,3), array(4,5,6), array(7,8,9)); + * will return array(1,4,7,2,5,8,3,6,9) */ function array_blend() { - $arrays = array_filter(func_get_args(), "is_array"); - - switch(count($arrays)) - { - case 0: return array(); break; - case 1: return $arrays[0]; break; - default: - $rv = array(); - while(array_sum(array_map("count", $arrays)) > 0) - { - for($i = 0; $i < count($arrays); ++$i) - { - $val = array_shift($arrays[$i]); - if($val === NULL) - continue; - array_push($rv, $val); - } - } - return $rv; - break; - } + $arrays = array_filter(func_get_args(), "is_array"); + + switch(count($arrays)) + { + case 0: return array(); break; + case 1: return $arrays[0]; break; + default: + $rv = array(); + while(array_sum(array_map("count", $arrays)) > 0) + { + for($i = 0; $i < count($arrays); ++$i) + { + $val = array_shift($arrays[$i]); + if($val === NULL) + continue; + array_push($rv, $val); + } + } + return $rv; + break; + } } /* * Function: array_filter_empty - * + * * Filters all empty elements out of an array. * * Parameters: - * - * $input - The input array + * + * $input - The input array * * Returns: - * - * The $input without its empty elements. + * + * The $input without its empty elements. */ function array_filter_empty($input) { - return array_filter($input, function($x){return !empty($x);}); + return array_filter($input, function($x){return !empty($x);}); } /* * Function: array_filter_keys - * + * * Like PHPs `array_filter`, but callback will get the key, not the value of the array element. */ function array_filter_keys($input, $callback) { - if(!is_array($input)) - throw new InvalidArgumentException("Argument 1 must be an array"); - if(empty($input)) - return array(); - $delete_keys = array_filter(array_keys($input), function ($x) use ($callback) { return !$callback($x);}); - foreach($delete_keys as $key) - unset($input[$key]); - return $input; + if(!is_array($input)) + throw new InvalidArgumentException("Argument 1 must be an array"); + if(empty($input)) + return array(); + $delete_keys = array_filter(array_keys($input), function ($x) use ($callback) { return !$callback($x);}); + foreach($delete_keys as $key) + unset($input[$key]); + return $input; } /* * Function: array_kvpairs_to_assoc * Convert array of key-value pairs to an associative array. - * + * * Parameters: - * $input - Array of key-value pairs - * + * $input - Array of key-value pairs + * * Returns: - * An associative array. + * An associative array. */ function array_kvpairs_to_assoc($input) { - $rv = array(); - foreach($input as $kvpair) - $rv[$kvpair[0]] = $kvpair[1]; - return $rv; + $rv = array(); + foreach($input as $kvpair) + $rv[$kvpair[0]] = $kvpair[1]; + return $rv; } /* @@ -124,79 +124,79 @@ function array_kvpairs_to_assoc($input) */ function intcmp($a, $b) { - return ($a == $b) ? 0 : (($a < $b) ? -1 : 1); + return ($a == $b) ? 0 : (($a < $b) ? -1 : 1); } /* * Function: ucount - * + * * Count elements of an array matching unser-defined rules. - * + * * Parameters: - * $array - The input array. - * $callback - A callback function. It will be called with the current value as the only parameter. The value is counted, if callback returns TRUE. + * $array - The input array. + * $callback - A callback function. It will be called with the current value as the only parameter. The value is counted, if callback returns TRUE. * * Returns: - * - * Number of elements where $callback returned TRUE. + * + * Number of elements where $callback returned TRUE. */ function ucount($array, $callback) { - return count(array_filter($array, $callback)); + return count(array_filter($array, $callback)); } /* * Function: vcount - * + * * Counts how often $value appears in $array. - * + * * Parameters: - * - * $array - - * $value - - * + * + * $array - + * $value - + * * Returns: - * - * How often $value appears in $array. + * + * How often $value appears in $array. */ function vcount($array, $value) { - return ucount($array, function($x){return $x===$value;}); + return ucount($array, function($x){return $x===$value;}); } /* * Function: self_url - * + * * Gets current URL. - * + * * From: http://dev.kanngard.net/Permalinks/ID_20050507183447.html */ function self_url() { - $s = empty($_SERVER["HTTPS"]) ? '' - : ($_SERVER["HTTPS"] == "on") ? "s" - : ""; - $protocol = strleft(strtolower($_SERVER["SERVER_PROTOCOL"]), "/").$s; - $port = ($_SERVER["SERVER_PORT"] == "80") ? "" - : (":".$_SERVER["SERVER_PORT"]); - return $protocol."://".$_SERVER['SERVER_NAME'].$port.$_SERVER['REQUEST_URI']; + $s = empty($_SERVER["HTTPS"]) ? '' + : ($_SERVER["HTTPS"] == "on") ? "s" + : ""; + $protocol = strleft(strtolower($_SERVER["SERVER_PROTOCOL"]), "/").$s; + $port = ($_SERVER["SERVER_PORT"] == "80") ? "" + : (":".$_SERVER["SERVER_PORT"]); + return $protocol."://".$_SERVER['SERVER_NAME'].$port.$_SERVER['REQUEST_URI']; } function strleft($s1, $s2) { - return substr($s1, 0, strpos($s1, $s2)); + return substr($s1, 0, strpos($s1, $s2)); } /* * Function: htmlesc * Escape HTML (shorter than htmlspecialchars) - * + * * Parameters: - * $text - Input text. - * + * $text - Input text. + * * Returns: - * HTML + * HTML */ function htmlesc($text) { - return htmlspecialchars($text, ENT_QUOTES, "UTF-8"); + return htmlspecialchars($text, ENT_QUOTES, "UTF-8"); } /* @@ -205,20 +205,20 @@ function htmlesc($text) */ function delete_directory($dir) { - $dir_content = scandir($dir); - foreach($dir_content as $f) - { - if(($f == "..") or ($f == ".")) - continue; - - $f = "$dir/$f"; - - if(is_dir($f)) - delete_directory($f); - else - unlink($f); - } - rmdir($dir); + $dir_content = scandir($dir); + foreach($dir_content as $f) + { + if(($f == "..") or ($f == ".")) + continue; + + $f = "$dir/$f"; + + if(is_dir($f)) + delete_directory($f); + else + unlink($f); + } + rmdir($dir); } /* |