mirror of
https://github.com/WhatCD/Gazelle.git
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96 lines
2.7 KiB
PHP
96 lines
2.7 KiB
PHP
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<?
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// This is a file of miscellaneous functions that are called so damn often
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// that it'd just be annoying to stick them in namespaces.
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/**
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* Return true if the given string is numeric.
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*
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* @param string $Str
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* @return true if $Str numeric
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*/
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function is_number($Str) {
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$Return = true;
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if ($Str < 0) { $Return = false; }
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// We're converting input to a int, then string and comparing to original
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$Return = ($Str == strval(intval($Str)) ? true : false);
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return $Return;
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}
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/**
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* HTML-escape a string for output.
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* This is preferable to htmlspecialchars because it doesn't screw up upon a double escape.
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*
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* @param string $Str
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* @return string escaped string.
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*/
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function display_str($Str) {
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if ($Str === NULL || $Str === FALSE || is_array($Str)) {
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return '';
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}
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if ($Str!='' && !is_number($Str)) {
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$Str = Format::make_utf8($Str);
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$Str = mb_convert_encoding($Str,"HTML-ENTITIES","UTF-8");
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$Str = preg_replace("/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,5};)/m","&",$Str);
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$Replace = array(
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"'",'"',"<",">",
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'€','‚','ƒ','„','…','†','‡','ˆ',
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'‰','Š','‹','Œ','Ž','‘','’','“',
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'”','•','–','—','˜','™','š','›',
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'œ','ž','Ÿ'
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);
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$With = array(
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''','"','<','>',
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'€','‚','ƒ','„','…','†','‡','ˆ',
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'‰','Š','‹','Œ','Ž','‘','’','“',
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'”','•','–','—','˜','™','š','›',
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'œ','ž','Ÿ'
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);
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$Str = str_replace($Replace, $With, $Str);
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}
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return $Str;
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}
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/**
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* Send a message to an IRC bot listening on SOCKET_LISTEN_PORT
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*
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* @param string $Raw An IRC protocol snippet to send.
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*/
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function send_irc($Raw) {
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$IRCSocket = fsockopen(SOCKET_LISTEN_ADDRESS, SOCKET_LISTEN_PORT);
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$Raw = str_replace(array("\n", "\r"), '', $Raw);
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fwrite($IRCSocket, $Raw);
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fclose($IRCSocket);
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}
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/**
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* Display a critical error and kills the page.
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*
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* @param string $Error Error type. Automatically supported:
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* 403, 404, 0 (invalid input), -1 (invalid request)
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* If you use your own string for Error, it becomes the error description.
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* @param boolean $Ajax If true, the header/footer won't be shown, just the description.
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* @param string $Log If true, the user is given a link to search $Log in the site log.
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*/
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function error($Error, $Ajax=false, $Log=false) {
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global $Debug;
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require(SERVER_ROOT.'/sections/error/index.php');
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$Debug->profile();
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die();
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}
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/**
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* Convenience function. See doc in class_permissions.php
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*/
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function check_perms($PermissionName, $MinClass = 0) {
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return Permissions::check_perms($PermissionName, $MinClass);
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}
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?>
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