functions.php

软件类别： PHP源码 / 文章管理 软件语言： 简体中文 授权方式： 商业版 文件大小： 308K

    $searcharraytemp[] = "/about:/si";

    $searcharraytemp[] = "#\[url=(['\"]?)([^\"']*)\\1](.*)\[/url]#esiU";
    $searcharraytemp[] = "#\[email=(['\"]?)([^\"']*)\\1](.*)\[/email]#siU";
    $searcharraytemp[] = "#\[color=(['\"]?)([^\"']*)\\1](.*)\[/color]#siU";
    $searcharraytemp[] = "#\[size=(['\"]?)([^\"']*)\\1](.*)\[/size]#siU";
    $searcharraytemp[] = "#\[font=(['\"]?)([^\"']*)\\1](.*)\[/font]#siU";

    $searcharraytemp[] = "#\[php](.*)\[/php]#esiU";
    $searcharraytemp[] = "#\[html](.*)\[/html]#esiU";
    $searcharraytemp[] = "#\[sql](.*)\[/sql]#esiU";
    $searcharraytemp[] = "#\[code](.*)\[/code]#esiU";
    $searcharraytemp[] = "#\[list](.*)\[/list]#esiU";

    $searcharraytemp[] = "#\[url]([^\"]*)\[/url]#esiU";
    $searcharraytemp[] = "#\[email](.*)\[/email]#siU";
    $searcharraytemp[] = "#\[quote](.*)\[/quote]#siU";
    $searcharraytemp[] = "#\[b](.*)\[/b]#siU";
    $searcharraytemp[] = "#\[u](.*)\[/u]#siU";
    $searcharraytemp[] = "#\[i](.*)\[/i]#siU";
    $searcharraytemp[] = "#\[s](.*)\[/s]#siU";

    $replacearraytemp[] = "java script:";
    $replacearraytemp[] = "about :";

    $replacearraytemp[] = "checkurl('\\2','\\3')";
    $replacearraytemp[] = "<a href=\"mailto:\\2\">\\3</a>";
    $replacearraytemp[] = "<span style=\"color:\\2\">\\3</span>";
    $replacearraytemp[] = "<span style=\"font-size:\\2px\">\\3</span>";
    $replacearraytemp[] = "<span style=\"font-family:\\2\">\\3</span>";

    $replacearraytemp[] = "phptagparse('\\1','$allowhtml','$donewline')";
    $replacearraytemp[] = "htmltagparse('\\1','$allowhtml','$donewline')";
    $replacearraytemp[] = "sqltagparse('\\1','$allowhtml','$donewline')";
    $replacearraytemp[] = "codetagparse('\\1','$allowhtml','$donewline')";
    $replacearraytemp[] = "makelists('\\1')";

    $replacearraytemp[] = "checkurl('\\1')";
    $replacearraytemp[] = "<a href=\"mailto:\\1\">\\1</a>";
    $replacearraytemp[] = "<blockquote><b>引用:</b><hr />\\1<hr /></blockquote>";
    $replacearraytemp[] = "<b>\\1</b>";
    $replacearraytemp[] = "<u>\\1</u>";
    $replacearraytemp[] = "<i>\\1</i>";
    $replacearraytemp[] = "<s>\\1</s>";

    if (empty($searcharray)) {

      $searcharray = array();
      $replacearray = array();

      for ($i=0;$i<count($searcharraytemp);$i++) {
        $searcharray[] = $searcharraytemp[$i];
        $searcharray[] = $searcharraytemp[$i];
        $searcharray[] = $searcharraytemp[$i];
        $replacearray[] = $replacearraytemp[$i];
        $replacearray[] = $replacearraytemp[$i];
        $replacearray[] = $replacearraytemp[$i];
      }
    }

    $string = preg_replace($searcharray,$replacearray,$string);

  }

  if ($doimg) {
    $string = preg_replace("/(\[)(img)(])([^\"\?\&]*)(\[\/img\])/siU","<img src=\"\\4\" border=\"0\" alt=\"\" />",$string);
  }
  $string = preg_replace("/(\[)(img)(])(.*)(\[\/img\])/siU", "<a href=\"\\4\" target=\"_blank\">\\4</a>", $string);

  if ($censorwords) {
    $censor_arr = explode(" ",$censorwords);
    foreach ($censor_arr as $word) {
      $replaceword = "";
      for ($i=0;$i<strlen($word);$i++) {
	$replaceword .= "*";
      }
      $string = eregi_replace($word,$replaceword,$string);
    }
  }

//  if ($highlight) {
//    $string = preg_replace("/(^| |\n|\r|\t|\]|>|\")(".$highlight.")(([\.,]+[ $\n\r\t])|$|\"|<|\[| |\n|\r|\t)/siU", "\\1<font color=\"red\">\\2</font>\\3", $string);
//  }

  $string = str_replace("{","&#123;",$string);
  $string = str_replace("\$","&#036;",$string);

  return $string;
}

function returncatnav($category,$parentid=0,$level=0) {

  global $cat_arr,$catid,$location,$stylevar;

  if (($category[parentid] == $parentid) & $category[display] & $category[displaymain] & isuserallowed($category[allowview])) {

    if ($level == 3) {
      $category[name] = "---- $category[name]";
    } elseif ($level == 2) {
      $category[name] = "-- $category[name]";
    }

    if (($category[id] == $catid) & preg_match("/index.php/",$location)) {
      if (preg_match("/action=cat/",$location) | preg_match("/action=custom/",$location)) {
        eval("\$links .= \"".returnpagebit("misc_cat_nav_link")."\";");
      } else {
        eval("\$links .= \"".returnpagebit("misc_cat_nav_off")."\";");
      }
    } else {
      eval("\$links .= \"".returnpagebit("misc_cat_nav_link")."\";");
    }

    if (($level == 1) | ($level == 2)) {

      $sub_arr = $GLOBALS[cat_arr];
      foreach ($sub_arr AS $key => $val) {
        $val[id] = $key;
        $links .= returncatnav($val,$category[id],$level+1);
      }
      unset($sub_arr);
    }
  }
  return $links;
}

function returnpagebit($name) {
  global $pagecache,$pagesetid;

  if ($pagecache[$name][$pagesetid] != "") {
    $data = $pagecache[$name][$pagesetid];
  } else {

    $pagetype = returnpagetype($name,$pagesetid);

    if ($pagetype == 3) {
      $data = @join("",@file("pages/user/".$name."_".$pagesetid.".vnp"));
    } elseif ($pagetype == 4) {
      $data = @join("",@file("pages/default/".$name.".vnp"));
    } elseif ($pagetype == 1) {
      $data = @join("",@file("pages/user/mod/".$name."_".$pagesetid.".vnp"));
    } elseif ($pagetype == 2) {
      $data = @join("",@file("pages/default/mod/".$name.".vnp"));
    }

    $pagecache[$name][$pagesetid] = $data;
  }

  $data = str_replace("\\\\\$","\\\\\\\$",str_replace("\\'","'",addslashes($data)));

  return $data;
}

function returnpagetype($name,$pagesetid=0) {

  if (@file_exists("pages/user/".$name."_".$pagesetid.".vnp")) {
    // Is changed page - main
    return 3;
  } elseif (@file_exists("pages/default/".$name.".vnp")) {
    // Is default page - main
    return 4;
  } elseif (@file_exists("pages/user/mod/".$name."_".$pagesetid.".vnp")) {
    // Is changed page - mod
    return 1;
  } elseif (@file_exists("pages/default/mod/".$name.".vnp")) {
    // Is default page - mod
    return 2;
  } else {
    // Is nothing
    return 0;
  }
}

function returnqhtmllinks() {

  global $user_allowqhtml,$loggedin,$staffid,$staff_allowqhtml,$loggedout_allowqhtml,$qhtmlcodemode,$stylevar;

  if (($user_allowqhtml & $loggedin) | ($staffid & $staff_allowqhtml) | (!$loggedin & $loggedout_allowqhtml)) {

    if (empty($qhtmlcodemode)) {
      $checked[qhtmlmode_0] = " checked=\"checked\"";
      $checked[qhtmlmode_1] = "";
    } else {
      $checked[qhtmlmode_0] = "";
      $checked[qhtmlmode_1] = " checked=\"checked\"";
    }

    eval("\$qhtmlcode = \"".returnpagebit("comments_add_qhtml_links")."\";");
  } else {
    eval("\$qhtmlcode = \"".returnpagebit("comments_add_qhtml_disabled")."\";");
  }

  return $qhtmlcode;
}


function returnsitejumplink($category,$parentid=0,$level=0) {

  global $cat_arr,$catid,$location,$stylevar;

  if (($category[parentid] == $parentid) & $category[display] & $category[displaymain] & isuserallowed($category[allowview])) {

    if ($level == 3) {
      $category[name] = "---- $category[name]";
    } elseif ($level == 2) {
      $category[name] = "-- $category[name]";
    }

    eval("\$links .= \"".returnpagebit("misc_sitejump_cat")."\";");

    if (($level == 1) | ($level == 2)) {

      $sub_arr = $GLOBALS[cat_arr];
      foreach ($sub_arr AS $key => $val) {
        $val[id] = $key;
        $links .= returnsitejumplink($val,$category[id],$level+1);
      }
      unset($sub_arr);
    }
  }
  return $links;
}

function sqltagparse($string,$allowhtml,$donewline) {

  $string = str_replace("\r\n","\n",$string);

  if ($donewline) {
    $string = str_replace("<br />\n","\n",$string);
  }

  if ($allowhtml) {
    $string = str_replace("&lt;","&amp;lt;",$string);
    $string = str_replace("&gt;","&amp;gt;",$string);
    $string = str_replace("<","&lt;",$string);
    $string = str_replace(">","&gt;",$string);
    $string = str_replace("\"","&quot;",$string);
  }

  $string = str_replace("\\\"","\"",$string);

  $string = preg_replace("/(=|\+|\-|&gt;&lt;|&gt;|&lt;|~|==|!=|LIKE|NOT LIKE|REGEXP)/iU","<span style=\"color:orange\">\\1</span>",$string);
  $string = preg_replace("/(&quot;|')(.*)(&quot;|')/siU", "<span style=\"color:red\">\\1\\2\\3</span>",$string);
  $string = preg_replace("/(\s+|^)(SELECT|INSERT|UPDATE|DELETE|ALTER TABLE|DROP)/iU","\\1<span style=\"color:blue;font-weight:bold\">\\2</span>",$string);
  $string = preg_replace("/(MAX|AVG|SUM|COUNT|MIN)\(/iU","<span style=\"color:blue\">\\1</span>(",$string);
  $string = preg_replace("/(FROM|INTO)(\s+)(\S*)(\s+)/iU","<span style=\"color:green\">\\1</span>\\2<span style=\"color:orange\">\\3</span>\\4",$string);
  $string = preg_replace("/(\s+)((LEFT|INNER|RIGHT)*)(\s+)JOIN(\s+)(\S*)(\s+)/iU","\\1<span style=\"color:green\">\\2\\4JOIN</span>\\5<span style=\"color:orange\">\\6</span>\\7",$string);
  $string = preg_replace("/(\s+)(WHERE|MODIFY|CHANGE|AS|DISTINCT|IN|ON|ASC|DESC|ORDER BY)(\s+)/iU","\\1<span style=\"color:green\">\\2</span>\\3",$string);
  $string = preg_replace("/(\s+)(AND|OR|NOT)(\s+)/iU", "\\1<span style=\"color:blue\">\\2</span>\\3",$string);
  $string = preg_replace("/LIMIT(\s+)([0-9]+)(\s*),(\s*)([0-9]+)(\s*)/iU","<span style=\"color:green\">LIMIT</span>\\1<span style=\"color:orange\">\\2,\\5</span>\\6",$string); // LIMIT x,y
  $string = preg_replace("/LIMIT(\s+)([0-9]+)(\s*)/iU","<span style=\"color:green\">LIMIT</span>\\1<span style=\"color:orange\">\\2</span>\\3",$string); // LIMIT x
  $string = stripslashes($string);

  $string = "<blockquote><b>SQL:</b><hr /><pre>$string</pre><hr /></blockquote>";

  return $string;
}

function standarderror($error) {

  global $cat_arr,$welcometext,$theme_selector,$sitestats,$forumstats,$sitename,$theme_arr,$HTTP_REFERER,$stylevar;
  global $maximages,$commentchrlimit,$commentuserlimit,$commentemaillimit,$webmasteremail,$defaultcategory,$poll,$category_nav;
  $cat_text = $cat_arr[$defaultcategory][name];

  if (!$GLOBALS[pagesetid]) {
    $themeid = $cat_arr[$defaultcategory][defaulttheme];
    $GLOBALS[pagesetid] = $theme_arr[$themeid][pagesetid];
    $stylevar = getstylevars($theme_arr[$themeid][stylesetid]);
  }

  $navbar = makenavbar("Error");
  eval("\$error_message = \"".returnpagebit("error_$error")."\";");
  include("static/sub_pages/error_page_".$GLOBALS[pagesetid].".php");
  exit;
}

function standardredirect($message="",$url="",$getmessage=1) {

  global $cat_arr,$welcometext,$theme_selector,$sitestats,$forumstats,$pagesetid,$sitename,$theme_arr,$HTTP_REFERER,$stylevar;
  global $maximages,$commentchrlimit,$commentuserlimit,$commentemaillimit,$webmasteremail,$defaultcategory,$poll,$useredirects;

  if ($url) {
    $url = xss_clean($url);
  } else {
    $url = "index.php";
  }

  if (!$useredirects) {
    header_redirect($url,"Redirecting You");
  }

  $cat_text = $cat_arr[$defaultcategory][name];

  if (!$pagesetid) {
    $GLOBALS[themeid] = $cat_arr[$defaultcategory][defaulttheme];
    $GLOBALS[pagesetid] = $theme_arr[$themeid][pagesetid];
  }

  if ($getmessage) {
    eval("\$message = \"".returnpagebit("redirect_$message")."\";");
  }

  eval("\echooutput(\"".returnpagebit("redirect_page")."\");");
  exit;
}

function updatecookie($name,$value="",$expire=0) {
  global $cookiepath,$cookiedomain;

  $expire = iif($expire,$expire,time() + (60*60*24*365));

  if ($cookiedomain) {
    setcookie($name,$value,$expire,$cookiepath,$cookiedomain);
  } else {
    setcookie($name,$value,$expire,$cookiepath);
  }

}

function writepagebit($path,$text) {

  if ($file = @fopen($path,"wb")) {
    @fwrite($file,$text);
    $file = @fclose($file);
    return true;
  } else {
    if (function_exists("adminerror")) {
      adminerror("Write Error","Unable to write to $path file, you must ensure that this file has the correct permissions set for writing to it.  Your last actions have been record sucessfully so do not refresh the page if it was adding something you did.  You must submit something to the site unchanged after you have set the file permissions and this will write the pages again.");
    } else {
      return false;
    }
  }
}

function xss_clean ($var) {
  $var = str_replace("\\\"","&quot;",$var);
  $var = preg_replace("/javascript/i","java script",$var);
  $var = str_replace("<","&lt;",$var);
  $var = str_replace(">","&gt;",$var);
  return $var;
}

if (!function_exists("mysql_escape_string"))  {
  function mysql_escape_string($string) {
    $string = str_replace("\\","\\\\",$string);
    $string = str_replace("\0",'\0',$string);
    $string = str_replace("\n",'\n',$string);
    $string = str_replace("\r",'\r',$string);
    $string = str_replace("'",'\\\'',$string);
    $string = str_replace("\"",'\"',$string);
    $string = str_replace("\032","\\Z",$string);

    return $string;
  }
}

if (!function_exists("verifyid")) {

  function verifyid($table,$checkid,$fieldname="id") {
    settype($checkid,"integer");

    if (empty($checkid)) {
      standarderror("invalid_id");
    }

    $checkid = query_first("SELECT COUNT($fieldname) AS count FROM $table WHERE $fieldname = $checkid");

    if ($checkid[count] == 0) {
      standarderror("invalid_id");
    }
  }

}

/*======================================================================*\
|| ####################################################################
|| # VirtuaNews is not free software
|| # Downloaded: [WDYL-WTN]
|| # File: includes/functions.php
|| ####################################################################
\*======================================================================*/

?>