PHP extend函数代码示例

function omnimatch($password)
{
    global $MATCHERS;
    $matches = array();
    foreach ($MATCHERS as $matcher) {
        extend($matches, $matcher($password));
    }
    $compare_function = function ($match1, $match2) {
        return $match1['i'] - $match2['i'] or $match1['j'] - $match2['j'];
    };
    usort($matches, $compare_function);
    return $matches;
}

 public static function get_server_list($args = array())
 {
     global $db;
     $defaults = array('funcs' => array('count' => array('func' => 'count', 'param' => '%02d'), 'link' => array('func' => 'link'), 'label' => array('func' => 'label')), 'query' => 'SELECT * FROM tf2_servers LIMIT 10;');
     $s = extend($defaults, $args);
     $mlq = $db->query($s['query']);
     while ($row = $db->fetch_array($mlq)) {
         $cols = array();
         foreach ($s['funcs'] as $key => $f) {
             $val = server_functions::$f['func']($f['param'], $row);
             $row[$key] = $val;
         }
         $rows[] = $row;
     }
     return $rows;
 }

/**
 * array_merge inteligente
 * @param array $initial
 * @param array $merge
 * @return array
 */
function extend(array $initial = null, array $merge = null)
{
    if ($merge and $initial) {
        foreach ($merge as $key => $value) {
            if (is_int($key)) {
                $initial[] = $value;
            } else {
                if (is_array($value) and isset($initial[$key])) {
                    $initial[$key] = extend($initial[$key], $value);
                } else {
                    $initial[$key] = $value;
                }
            }
        }
    }
    return $initial;
}

/**
 * Merges an array or an object to the target array, modifying the original, recursively.
 * It supports nested object properties.
 *
 * @param array                    $a Target being modified.
 * @param array|object|Traversable $b Source data.
 */
function array_recursiveMergeInto(array &$a, $b)
{
    foreach ($b as $k => $v) {
        if (!isset($a[$k])) {
            $a[$k] = $v;
        } else {
            $c = $a[$k];
            if (is_array($c)) {
                $a[$k] = array_merge($c, $v);
            } elseif (is_object($c)) {
                extend($c, $v);
            } else {
                $a[$k] = $v;
            }
        }
    }
}

 protected function preRender()
 {
     $prop = $this->props;
     if ($link = $prop->link) {
         extend($prop, ['label' => $link->title(), 'href' => $link->url(), 'icon' => $link->icon(), 'active' => $link->isActive()]);
     }
     $this->disabled = is_null($prop->href) && !exists($prop->script) || $prop->disabled;
     if ($this->disabled) {
         $this->addClass($prop->disabledClass);
     }
     if ($prop->active || exists($prop->href) && str_beginsWith($prop->currentUrl, $prop->href) || $prop->href === '' && $prop->currentUrl === '') {
         $this->cssClassName = $prop->activeClass;
     }
     if (!empty($prop->wrapper)) {
         $this->containerTag = $prop->wrapper;
     }
     parent::preRender();
 }

/**
 * 
 * @param int $type
 * @param string $variable_name
 * @param string|int $filter
 * @param array $options
 */
function _filter_input($type, $variable_name = null, $filter = 'FILTER_DEFAULT', $options = null)
{
    # Fitlro
    if ($filter === null or $filter == 'FILTER_DEFAULT') {
        $filter = FILTER_DEFAULT;
    }
    # Return Array
    if ($variable_name === null) {
        $extraValues = [];
        switch ($type) {
            case INPUT_POST:
                $extraValues = $_POST;
                break;
            case INPUT_GET:
                $extraValues = $_GET;
                break;
            case INPUT_SERVER:
                $extraValues = $_SERVER;
                break;
        }
        return extend($extraValues, (array) filter_input_array($type));
    } else {
        $value = filter_input($type, $variable_name, $filter, $options);
        if ($value === null) {
            switch ($type) {
                case INPUT_POST:
                    $value = isset($_POST[$variable_name]) ? $_POST[$variable_name] : $value;
                    break;
                case INPUT_GET:
                    $value = isset($_GET[$variable_name]) ? $_GET[$variable_name] : $value;
                    break;
                case INPUT_SERVER:
                    $value = isset($_SERVER[$variable_name]) ? $_SERVER[$variable_name] : $value;
                    break;
            }
            return filter_var($value, $filter, $options);
        } else {
            return $value;
        }
    }
}

/**
* Euclidean Distance 
* 2014-INS-Distance and similarity measures for hesitant fuzzy linguistic term sets and their application in multi-criteria decision making
* In: 	Array of hesitants (any number) as in this example
*		H1={2,3}
*		H2={1,2,3}
* Params: lamda. When =1 it compute the Hamming distance. When =2 is the Euclidean distance
*,        granularity, for instance G=6, 
*         Xhi
* Out: d_(H1,H2) = distance in real
* Requirements: it has to work with hesitant of the same length L 
*/
function euclideanDistance($H1, $H2, $lambda, $G, $X)
{
    $size = [sizeof($H1), sizeof($H2)];
    $L = max($size);
    $exp = $lambda;
    $den = $G + 1;
    /* {
    			echo('<br>H1 <pre>');    print_r($H1); echo('</pre>');
    			echo('<br>H2 <pre>');    print_r($H2); echo('</pre>');
    		}*/
    if ($size[0] == $size[1]) {
        $EH1 = extend($H1, 0, $G, $X);
        $EH2 = extend($H2, 0, $G, $X);
    } else {
        if ($size[0] < $size[1]) {
            $EH1 = extend($H1, $size[1] - $size[0], $G, $X);
            $EH2 = extend($H2, 0, $G, $X);
            //system_message(" extend H1 " . ($size[1]-$size[0])) ;
        } else {
            if ($size[0] > $size[1]) {
                $EH1 = extend($H1, 0, $G, $X);
                $EH2 = extend($H2, $size[0] - $size[1], $G, $X);
                //system_message(" extend H2 " . ($size[0]-$size[1])) ;
            }
        }
    }
    $sum = 0;
    for ($g = 0; $g < $L; $g++) {
        $d_abs = abs($EH1[$g] - $EH2[$g]);
        $fracc2 = pow($d_abs / $den, $exp);
        $sum += $fracc2;
        //echo "<br>d_abs=".$d_abs." frac=".$fracc2." ";
    }
    $exp = 1.0 / $lambda;
    $sumL = $sum / $L;
    $d = pow($sumL, $exp);
    //echo "<br>sumL=".$sumL." exp=".$exp." distance=".$d;
    return $d;
}

/**
 * Merges properties from a source object (or array) into a target object.
 *
 * <p>Assignments are recursive.
 * <p>If the target property is an object implementing ArrayAccess, the assignment is performed via `[]`, otherwise it's
 * performed via `->`.
 *
 * @param object       $target
 * @param object|array $src
 * @throws InvalidArgumentException If any of the arguments is not of one of the expected types.
 */
function extend($target, $src)
{
    $c = $target instanceof ArrayAccess;
    if (isset($src)) {
        if (is_iterable($src)) {
            if (is_object($target)) {
                foreach ($src as $k => $v) {
                    // iterates both objects and arrays
                    if (isset($target->{$k}) && (is_array($v) || is_object($v))) {
                        if (is_object($target->{$k})) {
                            extend($target->{$k}, $v);
                        } elseif (is_array($target->{$k})) {
                            array_recursiveMergeInto($target->{$k}, $v);
                        } elseif ($c) {
                            $target[$k] = $v;
                        } else {
                            $target->{$k} = $v;
                        }
                    } elseif ($c) {
                        $target[$k] = $v;
                    } else {
                        $target->{$k} = $v;
                    }
                }
            } else {
                throw new InvalidArgumentException('Invalid target argument');
            }
        } else {
            throw new InvalidArgumentException('Invalid source argument');
        }
    }
}

<? extend('error', 'frix/error') ?>

{
    $extend = explode(".", $file_name);
    $va = count($extend) - 1;
    return strtolower($extend[$va]);
}
$dirname = "../";
//是否启用上一层路径,格式为:$dirname="../";或$dirname="../../";等等与$dir组合使用,注意不要溢出根路径
$dir = 'upload/aa/bb';
//设定上传目录,与上面的$dirname组合
$file = $_FILES['file'];
//从文件域表单获取文件
$filename = $file['name'];
//获取文件全名
$c_filesize = $file['size'];
//获取本地的文件大小
$extendname = extend($filename);
//获取文件扩展名
if ($c_filesize > 200000000000) {
    die("文件太大");
}
//限制上传文件大小, 单位字节
if (!file_exists($dir)) {
}
$v = split('[/.-]', $dir);
for ($i = 0; $i < count($v); $i++) {
    $dirname = $dirname . $v[$i];
    if (!file_exists($dirname)) {
        mkdir($dirname);
    }
    $dirname = $dirname . "/";
}

<?php

extend('layout.php');
?>

<?php 
startblock('title');
?>
    View Location
<?php 
endblock();
?>

<?php 
startblock('css');
?>
    <?php 
echo get_extended_block();
endblock();
?>

<?php 
startblock('js');
?>
q
    <?php 
echo get_extended_block();
?>
    <script>
    $( document ).ready(function(){
        $('#menu_place').addClass('active');

<?php
$path = "uploads/";

$extArr = array("jpg", "png", "gif");

if(isset($_POST) and $_SERVER['REQUEST_METHOD'] == "POST"){
	$name = $_FILES['photoimg']['name'];
	$size = $_FILES['photoimg']['size'];
	
	if(empty($name)){
		echo '请选择要上传的图片';
		exit;
	}
	$ext = extend($name);
	if(!in_array($ext,$extArr)){
		echo '图片格式错误！';
		exit;
	}
	if($size>(100*1024)){
		echo '图片大小不能超过100KB';
		exit;
	}
	$image_name = time().rand(100,999).".".$ext;
	$tmp = $_FILES['photoimg']['tmp_name'];
	if(move_uploaded_file($tmp, $path.$image_name)){
		echo '<img src="'.$path.$image_name.'"  class="preview">';
	}else{
		echo '上传出错了！';
	}
	exit;
}

<? extend('base') ?>

<? block('contents') ?>
	<h2>Error <?php 
echo $error_code;
?>
</h2>
	
	<div id="text_box">
		<p><?php 
echo $error_msg;
?>
</p>
		<p>Please contact the administrator.</p>
	</div>
<? end_block() ?>

<? extend('frix/admin/splash') ?>

<? block('contents') ?>
	<form action="<?php 
echo $_SERVER['REQUEST_URI'];
?>
" method="post" enctype="multipart/form-data">
		
		<?php 
echo $form->render_fields();
?>
		
		<p class="buttons">
			<input type="submit" class="button" name="submit" value="OK" />
		</p>
	</form>

	<p><a href="forgot/">Forgot Password?</a></p>
<? end_block() ?>

 function merge(array $data = null)
 {
     if (is_null($data) || is_null($this->model)) {
         return;
     }
     $data = array_normalizeEmptyValues($data, true);
     if (is_array($this->model)) {
         array_recursiveMergeInto($this->model, $data);
     } else {
         if (is_object($this->model)) {
             extend($this->model, $data);
         } else {
             throw new FatalException(sprintf("Can't merge data into a model of type <kbd>%s</kbd>", gettype($this->model)));
         }
     }
 }