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functionincphpbeyondphp

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/**
 * Global Function
 *
 * @author   Avenger 
 * @version 1.14 $Id 2003-05-30 10:10:08 $
 */
/**
* Pop up a prompt box
*
* @access public
* @param string $txt Pop up a prompt box, $txt is the content to be popped up
* @return void
*/
function popbox($txt) {
    echo "alert('".$txt."')";
}
/**
* Illegal operation warning
*
* @access public
* @param string $C_alert Prompt error message
* @param string $I_goback Which page to return to after returning, no return if not specified
* @return void
*/
function alert($C_alert,$I_goback='main.php') {
    if(!empty($I_goback)) {
        echo "<script>alert('$C_alert');window.location.href='$I_goback';</script>";
    } else {
        echo "<script>alert('$C_alert');</script>";
    }
}
/**
* Generate a random string
*
* Generate a random string of specified length and return it to the user
*
* @access public
* @param int $len Number of digits in the generated string
* @return string
*/
function randstr($len=6) {
    $chars='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-@#~'; // characters to build the password from
    mt_srand((double)microtime()*1000000*getmypid()); // seed the random number generater (must be done)
    $password='';
    while(strlen($password)<$len)
        $password.=substr($chars,(mt_rand()%strlen($chars)),1);
    return $password;
}
/**
* Determine the selected items of the drop-down menu
*
* You can judge whether string one and string two are equal. So that the equal items are selected in the drop-down menu
*
* @access public
* @param string $str1 String one to be compared
* @param string $str2 String two to be compared
* @return string If equal, return the string "selected", otherwise return an empty string
*/
function ckselect($str1,$str2) {
    if($str1==$str2) {
        return ' selected';
    }
    return '';
}
/**
* A custom Ftp function
*
* @access private
* @return void
*/
function myftp($ftp_server,$ftp_port,$ftp_username,$ftp_password,$ftp_path='/') {
    $ftpid=@ftp_connect($ftp_server,$ftp_port) or die('Connect To Ftp Server Error!');
    @ftp_login($ftpid,$ftp_username,$ftp_password) or die('Login Ftp Error!');
    @ftp_chdir($ftpid,'/'.$ftp_path) or die('Chdir Error!');
    return $ftpid;
}
/**
* Intercept part of the Chinese string
*
* Function to intercept the specified length of the specified string. This function can automatically determine Chinese and English without garbled characters
*
* @access public
* @param string $str Characters to be processed String
* @param int $strlen The default length to be intercepted is 10
* @param string $other Whether to add an ellipsis, the default will be
* @return string
*/
function showtitle($str,$strlen=10,$other=true) {
    $j = 0;
    for($i=0;$i<$strlen;$i++)
      if(ord(substr($str,$i,1))>0xa0) $j++;
    if($j%2!=0) $strlen++;
    $rstr=substr($str,0,$strlen);
    if (strlen($str)>$strlen && $other) {$rstr.='...';}
    return $rstr;
}
/**
* Create link
*
* @access public
* @param string url The URL to link to
* @param string linktext Displayed link text
* @param string target framework
* @param string Extras Extended parameters
* @return string
*/
function make_link ($url, $linktext=false, $target=false, $extras=false) {
    return sprintf("%s",
        $url,
        ($target ? ' target="'.$target.'"' : ''),
        ($extras ? ' '.$extras : ''),
        ($linktext ? $linktext : $url)
    );
}
/**
* Format user comments
*
* @access public
* @param string
* @return void
*/
function clean_note($text) {
    $text = htmlspecialchars(trim($text));
    /* turn urls into links */
    $text = preg_replace("/((mailto|http|ftp|nntp|news):.+?)(>|s|)|"|.s|$)/","13",$text);
    /* this 'fixing' code will go away eventually. */
    $fixes = array('
', '

', '

');
    reset($fixes);
    while (list(,$f) = each($fixes)) {
        $text = str_replace(htmlspecialchars($f), $f, $text);
        $text = str_replace(htmlspecialchars(strtoupper($f)), $f, $text);
    }
    /* 

 tags make things look awfully weird (breaks things out of the 
       tag). Just convert them to 
's
    */
    $text = str_replace (array ('

', '

'), '
', $text);
    /* Remove 

 tags to prevent it from showing up in the note */
    $text = str_replace (array ('

', '

'), '', $text);
    /* preserve linebreaks */
    $text = str_replace("n", "
", $text);
    /* this will only break long lines */
    if (function_exists("wordwrap")) {
        $text = wordwrap($text);
    }
    // Preserve spacing of user notes
    $text = str_replace("  ", "  ", $text);
    return $text;
}
/**
* A function to obtain image information
*
* A function to comprehensively obtain image information
*
* @access public
* @param string $img Image path
* @return array
*/
function getimageinfo($img) {
    $img_info = getimagesize($img);
    switch ($img_info[2]) {
    case 1:
    $imgtype = "GIF";
    break;
    case 2:
    $imgtype = "JPG";
    break;
    case 3:
    $imgtype = "PNG";
    break;
    }
    $img_size = ceil(filesize($img)/1000)."k";
    $new_img_info = array (
        "width"=>$img_info[0],
        "height"=>$img_info[1],
        "type"=>$imgtype,
        "size"=>$img_size
    );
    return $new_img_info;
}
/**
* Calculate the current time
*
* Return the current system time in microseconds
*
* @access public
* @return real
*/
function getmicrotime() {
    $tmp = explode(' ', microtime());
    return (real)$tmp[1]. substr($tmp[0], 1);
}
/**
* File writing operation
*
* @access public
* @param bool
* @return void
*/
function wfile($file,$content,$mode='w') {
    $oldmask = umask(0);
    $fp = fopen($file, $mode);
    if (!$fp) return false;
    fwrite($fp,$content);
    fclose($fp);
    umask($oldmask);
    return true;
}
/**
* Load template file
*
* @access public
* @return void
*/
function tpl_load($tplfile,$path='./templates/',$empty='remove') {
    global $tpl;
    $path ? '' : $path='./templates/'; 
    require_once 'HTML/Template/PHPLIB.php';
    $tpl = new Template_PHPLIB($path,$empty);
    $tpl->setFile('main',$tplfile);
}
/**
* Template parsing output
*
* @access public
* @return void
*/
function tpl_output() {
    global $tpl;
    $tpl->parse('output','main');
    $tpl->p('output');
}
/**
 * 邮件发送函数
 *
 * @access public private
 * @param bool
 * @return void
 */
function mailSender($from, $to, $title, $content) {
    $from ? $from = 'sender@phpe.net' : '';
    $title ? $title = 'From Exceed PHP...' : '';
    $sig = "
      感谢您使用我们的服务.\n\n
                                                Exceed PHP(超越PHP)\n
                                                $maildate\n\n
---------------------------------------------------------------------------------------
\n\n
去发现极限方法的唯一办法就是去超越它\n
超越PHP欢迎您(http://www.phpe.net)\n
";
    $content .= $sig;
    if (@mail($to, $title, $content, "From:$from\nReply-To:$from")) {
        return true;
    } else {
        return false;
    }
}
function br2none($str) {
    return str_replace(array('
', '
'), "", $str);
}
/**
 * UBB解析
 *
 * @param      none
 * @access     public
 * @return     void
*/
function ubbParse($txt, $coverhtml=0) {
    if ($coverhtml == 0) $txt = nl2br(new_htmlspecialchars($txt));  //BR和HTML转换
    //只转换BR,不转换HTML
    if ($coverhtml == 1) {
        if (!preg_match('/<\s*(p|br)\s*>/is', $txt) && !preg_match('//is', $txt)) {
            $txt = strip_tags($txt);
            $txt = nl2br($txt);
        } else {
            $txt = str_replace(' }
}
// pre and quote
//error_reporting(E_ALL);
$txt = preg_replace( "#\[quote\](.+?)\[/quote\]#is", "
\1
", $txt );
    $txt = preg_replace( "#\[code\](.+?)\[/code\]#ise", "'
'.br2none('').'
'", $txt );
    // Colors 支持篏套
    while( preg_match( "#\[color=([^\]]+)\](.+?)\[/color\]#is", $txt ) ) {
        $txt = preg_replace( "#\[color=([^\]]+)\](.+?)\[/color\]#is", "\2", $txt );
    }
    // Align
    $txt = preg_replace( "#\[center\](.+?)\[/center\]#is", "
\1
", $txt );
    $txt = preg_replace( "#\[left\](.+?)\[/left\]#is", "
\1
", $txt );
    $txt = preg_replace( "#\[right\](.+?)\[/right\]#is", "
\1
", $txt );
    // Sub & sup
    $txt = preg_replace( "#[sup](.+?)[/sup]#is", "1", $txt );
    $txt = preg_replace( "#[sub](.+?)[/sub]#is", "1", $txt );
    // email tags
    // [email]avenger@php.net[/email]   [email=avenger@php.net]Email me[/email]
    $txt = preg_replace( "#[email](S+?)[/email]#i"                                                                , "1", $txt );
    $txt = preg_replace( "#[emails*=s*"([.w-]+@[.w-]+.[.w-]+)s*"s*](.*?)[/email]#i"  , "2", $txt );
    $txt = preg_replace( "#[emails*=s*([.w-]+@[.w-]+.[w-]+)s*](.*?)[/email]#i"                       , "2", $txt );
    // url tags
    // [url]http://www.phpe.net[/url]   [url=http://www.phpe.net]Exceed PHP![/url]
    $txt = preg_replace( "#[url](S+?)[/url]#i"                                       , "1", $txt );
    $txt = preg_replace( "#[urls*=s*"s*(S+?)s*"s*](.*?)[/url]#i" , "2", $txt );
    $txt = preg_replace( "#[urls*=s*(S+?)s*](.*?)[/url]#i"                       , "2", $txt );
    // Start off with the easy stuff
    $txt = preg_replace( "#[b](.+?)[/b]#is", "1", $txt );
    $txt = preg_replace( "#[i](.+?)[/i]#is", "1", $txt );
    $txt = preg_replace( "#[u](.+?)[/u]#is", "1", $txt );
    $txt = preg_replace( "#[s](.+?)[/s]#is", "1", $txt );
    // Header text
    $txt = preg_replace( "#[h([1-6])](.+?)[/h[1-6]]#is", "

2

", $txt );
    // Images
    $txt = preg_replace( "#[img](.+?)[/img]#i", "    $sec = time() - $date;
    //Sec 1 day is 86400
    if ($sec < 86400) {
        return round($sec/3600). ' hours ago';
    } elseif ($sec < (86400 * 7)) {
        return round($sec/86400). ' days ago';
    }elseif ($sec < (86400 * 7 * 4)) {
                                                                                                                                  ,                                                    Return round($sec/((86400*7))). );
}
}
?>
The above has introduced functionincphp beyond PHP, including aspects of content. I hope it will be helpful to friends who are interested in PHP tutorials.

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