我常用的common function库 -php教程-PHP中文网

有零填充、截取中文、halt、html跳转、js跳转、过滤html、检查邮箱合法、转换文字中的超链接为可点击连接、返回时间格式等等常用php函数库。

//因为前后台都要用到，所以放在supermario文件夹下方便重用
/**
* 喔~可爱滴小数点~喔~可爱滴千位数~
* 如果位数超过4位，则将第3位前增加,
* @param int $gold
* @return string
*/
function showGold($gold) {
return number_format($gold);
}
/**
* 页面压缩输出
*/
function ob_callback($buffer) {
header('Etag: '.md5($buffer));
if( extension_loaded('zlib') AND strstr($_SERVER["HTTP_ACCEPT_ENCODING"],"gzip") ) {
$buffer = gzencode($buffer,9);
header('Content-Encoding: gzip');
header('Vary: Accept-Encoding');
//header('Via: www.guangxitravel.cn');
header('Content-Length: '.strlen($buffer));
}
return $buffer;
}
/**
* 没有提示的情况下跳转页面
* @param string $url
* @param string $target
*/
function go($url='', $target='parent') {
if ($url != "") {
echo('');
} else {
echo('');
}
}
/**
* 清除缓存，ECHO，然后DIE（可恶的javascript+php……纯文本输出，总会有一些空字符……）
* @param string $msg
*/
function justSay($msg) {
ob_clean();
die($msg);
}
/**
* 将符合第二个参数的第一个参数里的内容替换为红色
* @param string $data
* @param array $keyword
* @return string
*/
function change_keyword($data, $keywords) {
if (is_array($keywords)) {
foreach ($keywords as $k => $v) {
$data = str_replace($v, '' . $v . '', $data);
}
return $data;
} else {
return str_replace($keywords, '' . $keywords . '', $data);
}
}
/**
* 创建完全随机的颜色
* @return string
*/
function makeColor() {
$key = '#';
for ($i = 0; $i $key.= rand(0, 9);//生成php随机数
return $key;
}
/**
* 自动加载模型和第三方功能类
* @param string $className
*/
function autoLoad($className) {
if (strstr($_SERVER['REQUEST_URI'], "/operator/") == false) { //服务器不支持SCRIPT_URL
if (file_exists(siteRoot . '/client/model/' . $className . '.php')) {
require_once siteRoot . '/client/model/' . $className . '.php';
return;
}
} else {
if (file_exists(siteRoot . '/manager/model/' . $className . '.php')) {
require_once siteRoot . '/manager/model/' . $className . '.php';
return;
}
}
if (file_exists(siteRoot . '/public/modules/' . $className . '.php')) {
require_once siteRoot . '/public/modules/' . $className . '.php';
return;
}
if (file_exists(siteRoot . '/client/order/model/' . $className . '.php')) {
require_once siteRoot . '/client/order/model/' . $className . '.php';
return;
}
}
/**
* 用javascript弹出一条信息
* @param $message
*/
function message($message='') {
echo('');
}
/**
* 模拟strstr()的第三个参数，返回$h中，$n之前的数据
* //$h = haystack, $n = needle
* @param $h
* @param $n
* @return
*/
function strstrb($h, $n) {
return array_shift(explode($n, $h, 2));
}
/**
* 显示错误信息，并跳转至$pageurl,含有样式
*
* @param string $messages
* @param string $pageurl
* @param int $msc 秒数
*/
function msg($messages, $pageurl='javascript:history.back();', $msc=5) {
echo 'System Message
Web System Message

', $messages, '

>>>请点此处返回

exit();

}

/**

* 检查后面的日期是否大于前面的日期

* @param type $datecome 前面的日期

* @param type $datego 后面的日期

* @return type

function sub_date($datecome, $datego) {

$d1 = strtotime($datecome);

$d2 = strtotime($datego);

$days = round(($d2 - $d1) / 3600 / 24);

$days = $days return $days;

}

/**

* 将$string的$length后边的内容用$dot替换

* @param string $string

* @param int $length

* @param string $dot

* @return string

function cutstr($string, $length, $dot = '...') {

@extract($string);

if (strlen($string) return $string;

}

$string = htmlspecialchars($string);

$string = str_replace(array('&', '"', '<', '>'), array('&', '"', ''), $string);

$strcut = '';

$n = $tn = $noc = 0;

while ($n $t = ord($string[$n]);

if ($t == 9 || $t == 10 || (32 $tn = 1;

$n++;

$noc++;

} elseif (194 $tn = 2;

$n += 2;

$noc += 2;

} elseif (224 $tn = 3;

$n += 3;

$noc += 2;

} elseif (240 $tn = 4;

$n += 4;

$noc += 2;

} elseif (248 $tn = 5;

$n += 5;

$noc += 2;

} elseif ($t == 252 || $t == 253) {

$tn = 6;

$n += 6;

$noc += 2;

} else {

$n++;

}

if ($noc >= $length) {

break;

}

if ($noc > $length) {

$n -= $tn;

}

$strcut = substr($string, 0, $n);

$strcut = str_replace(array('&', '"', ''), array('&', '"', '<', '>'), $strcut);

return $strcut . $dot;

}

/**

+----------------------------------------------------------

* 如果 magic_quotes_gpc 为开启状态，则使用此方法使用为特殊符号前增加转移符号

+----------------------------------------------------------

* @access public

+----------------------------------------------------------

* @param string $value 可以为数组

+----------------------------------------------------------

* @return string

+----------------------------------------------------------

function kaddslashes($value) {

return $value = is_array($value) ? array_map('kaddslashes', $value) : addslashes($value);

}

/**

+----------------------------------------------------------

* 为特殊符号前去除转移符号

+----------------------------------------------------------

* @access public

+----------------------------------------------------------

* @param string $value 可以为数组

+----------------------------------------------------------

* @return string

+----------------------------------------------------------

function kstripcslashes($value) {

return $value = is_array($value) ? array_map('kstripcslashes', $value) : stripcslashes($value);

}

/**

* 将字符串内容html实体化，避免一些非法信息直接执行。如果参数是数组，则递归。

* @param string $value

* @return array

function khtmlspecialchars($value) {

return is_array($value) ? array_map('khtmlspecialchars', $value) :

preg_replace('/&((#(\d{3,5}|x[a-fA-F0-9]{4})|[a-zA-Z][a-z0-9]{2,5});)/', '&\\1', str_replace(array('&', '"', ''), array('&', '"', '<', '>'), $value));

}

/**

* 将字符串中的html去除，如果参数是数组，则递归。

* @param string $value

* @return array

function striptags($value) {

return $value = is_array($value) ? array_map('striptags', $value) : strip_tags($value);

}

/**

* 检查email的合法性

* @param string $email

* @return bool

function check_email($email) {

if (preg_match("/([a-z0-9]*[-_\.]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[\.][a-z]{2,3}([\.][a-z]{2})?/i", $email)) {

return true;

} else {

return false;

}

/**

* 安全电子邮件地址

* @param string $email

* @param string $title

* @param $attributes

* @return

function safe_mailto($email, $title = '', $attributes = '') {

if (is_array($email)) {

$tmp = $email;

unset($email);

extract($tmp);

}

$title = (string) $title;

if ($title == "") {

$title = $email;

}

for ($i = 0; $i $x[] = substr(' }

$x[] = '"';

if ($attributes != '') {

if (is_array($attributes)) {

foreach ($attributes as $key => $val) {

$x[] = ' ' . $key . '="';

for ($i = 0; $i $x[] = "|" . ord(substr($val, $i, 1));

for ($i = 0; $i $x[] = substr($attributes, $i, 1);

}

$x[] = '>';

$temp = array();

for ($i = 0; $i $ordinal = ord($title[$i]);

if ($ordinal $x[] = "|" . $ordinal;

} else {

if (count($temp) == 0) {

$count = ($ordinal }

$temp[] = $ordinal;

if (count($temp) == $count) {

$number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64);

$x[] = "|" . $number;

$x = array_reverse($x);

ob_start();

?> $buffer = ob_get_contents();

ob_end_clean();

if ($tmp == '' || $tmp == NULL) {

+----------------------------------------------------------

* 转换文字中的超链接为可点击连接

+----------------------------------------------------------

* @access public

+----------------------------------------------------------

* @param string $text 要处理的字符串

+----------------------------------------------------------

* @return string

+----------------------------------------------------------

function makeLink($string) {

$validChars = "a-z0-9\/\-_+=.~!%@?#&;:$\|";

$patterns = array(

"/(^|[^]_a-z0-9-=\"'\/])([a-z]+?):\/\/([{$validChars}]+)/ei",

"/(^|[^]_a-z0-9-=\"'\/])www\.([a-z0-9\-]+)\.([{$validChars}]+)/ei",

"/(^|[^]_a-z0-9-=\"'\/])ftp\.([a-z0-9\-]+)\.([{$validChars}]+)/ei",

"/(^|[^]_a-z0-9-=\"'\/:\.])([a-z0-9\-_\.]+?)@([{$validChars}]+)/ei");

$replacements = array(

"'\\1 \\2://'.Input::truncate( '\\3' ).''",

"'\\1'.Input::truncate( 'www.\\2.\\3' ).''",

"'\\1'.Input::truncate( 'ftp.\\2.\\3' ).''",

"'\\1'.Input::truncate( '\\2@\\3' ).''");

return preg_replace($patterns, $replacements, $string);

}

/**

* 获取客户端浏览器

* @return string

function browse_info() {

$browser = "";

$browserver = "";

$Browsers = array("Lynx", "MOSAIC", "AOL", "Opera", "JAVA", "MacWeb", "WebExplorer", "OmniWeb");

$Agent = $_SERVER["HTTP_USER_AGENT"]; //浏览器的全局变量

for ($i = 0; $i if (strpos($Agent, $Browsers[$i])) {

$browser = $Browsers[$i];

$browserver = "";

}

if (ereg("Mozilla", $Agent) && ereg("MSIE", $Agent)) {

$temp = explode("(", $Agent);

$Part = $temp[1];

$temp = explode(";", $Part);

$Part = $temp[1];

$temp = explode(" ", $Part);

$browserver = $temp[2];

//$browserver =preg_replace("/([d.]+)/","1",$browserver);

$browserver = "IE" . $browserver;

$browser = "IE";

}

if (ereg("Mozilla", $Agent) && !ereg("MSIE", $Agent)) {

$temp = explode("(", $Agent);

$Part = $temp[0];

$temp = explode("/", $Part);

$browserver = $temp[1];

$temp = explode(" ", $browserver);

$browserver = $temp[0];

$browserver = preg_replace("/([d.]+)/", "1", $browserver);

$browserver = " $browserver";

$browser = "Netscape Navigator";

}

if (ereg("Mozilla", $Agent) && ereg("Opera", $Agent)) {

$temp = explode("(", $Agent);

$Part = $temp[1];

$temp = explode(")", $Part);

$browserver = $temp[1];

$temp = explode(" ", $browserver);

$browserver = $temp[2];

$browserver = preg_replace("/([\d\.]+)/", "1", $browserver);

$browserver = " $browserver";

$browser = "Opera";

}

//火狐浏览器

if (ereg("Mozilla", $Agent) && ereg("Firefox", $Agent)) {

$temp = explode("(", $Agent);

$Part = $temp[1];

$temp = explode(")", $Part);

$browserver = $temp[1];

$temp = explode(" ", $browserver);

$browserver = $temp[2];

$browser = "火狐";

}

//谷歌浏览器

if (ereg("Mozilla", $Agent) && ereg("Chrome", $Agent)) {

$temp = explode("(", $Agent);

$temp = explode(" ", $temp[2]);

$browserver = $temp['3']; //如果以后google升级不变位置的话就是它了

$browser = "谷歌";

}

//360safe浏览器

if (ereg("Mozilla", $Agent) && ereg("360SE", $Agent)) {

//因为360浏览器，没有版本……

$browserver = $browser = "360安全卫士";

}

if ($browser != "") {

//$browseinfo = $browser.$browserver;

$browseinfo = $browserver;

} else {

$browseinfo = "Unknown";

}

return $browseinfo;

}

/**

* 返回时间格式

* @name: prepareDate

* @desc: prepares a date in the proper format for specific database types

* given a UNIX timestamp

* @param: $timestamp: a UNIX timestamp

* @param: $fieldType: the type of field to format the date for

* (in MySQL, you have DATE, TIME, YEAR, and DATETIME)

function prepareDate($timestamp, $fieldType = 'DATETIME') {

$date = '';

if (!$timestamp === false && $timestamp > 0) {

switch ($fieldType) {

case 'DATE' :

$date = date('Y-m-d', $timestamp);

break;

case 'TIME' :

$date = date('H:i:s', $timestamp);

break;

case 'YEAR' :

$date = date('Y', $timestamp);

break;

default :

$date = date('Y-m-d H:i:s', $timestamp);

break;

}

return $date;

}

/**

* 适应多维数组的递归，并将其中重复的值去掉后返回

* @param array $array

* @return array

function super_unique($array) {

$result = array_map("unserialize", array_unique(array_map("serialize", $array)));

foreach ($result as $key => $value) {

if (is_array($value)) {

$result[$key] = super_unique($value);

}

return $result;

}

/**

* 如果数值不满足2位，自动补零

* @param int $num

* @return int

function fullzero($num){

if(strlen($num)!=2){

return '0'.$num;

}else{

return $num;

}

//返回上一个url

function get_visit_url(){

return $_SERVER['HTTP_REFERER'];

}

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我常用的common function库

Web System Message