Functions.php:
<?php
/**************************************************************************
FILENAME : functions.php
PURPOSE OF FILE : General functions used through out CMScout
LAST UPDATED : 22 November 2005
COPYRIGHT : © 2005 CMScout Group
WWW : www.cmscout.za.org
LICENSE : GPL vs2.0
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
**************************************************************************/
?>
<?php
function error_message ($description)
{
$description = addslashes($description);
echo "<script> alert('Error: $description'); history.go(-1);</script>";
}//error_message
function show_message ($message)
{
echo "<script> alert('$message'); </script>";
return;
}
function show_message_back ($message)
{
echo "<script> alert('$message'); history.go(-1);</script>";
return;
}
function die_horrible_death($error)
{
die("A critical error has occured with CMScout.<br />The error is a follows: $error<br />Please contact the administrator as soon as possible.");
return;
}
function read_config() {
global $data;
$query = $data->select_query("config");
$configdata = array();
$config = $data->fetch_array($query);
do{
$configdata[$config['name']] = $config['value'];
}while ($config = $data->fetch_array($query));
return $configdata;
}//read_config
function location($location, $uid) {
global $data, $check, $timestamp;
if ($check['uname'])
{
$query = $data->update_query("onlineusers", "location = '$location', locchange=$timestamp", "uid='$uid'", "", "", false);
}
return false;
}//location
function change_theme_dir($themeid = false)
{
global $config, $tpl, $data, $check;
if (!$themeid)
{
$themeid = isset($check['theme_id']) ? $check['theme_id'] : 0;
}
if (!isset($themeid) || ($themeid == 0) || (empty($themeid)))
{
$themeid = $config['defaulttheme'];
}
$theme_select = $data->select_query("themes", "WHERE id='$themeid'");
$theme = $data->fetch_array($theme_select);
if (!$theme)
{
$themeid = $config['defaulttheme'];
$theme_select = $data->select_query("themes", "WHERE id='$themeid'");
$theme = $data->fetch_array($theme_select);
if (!$theme)
{
$theme_select = $data->select_query("themes");
$theme = $data->fetch_array($theme_select);
if(!$theme)
{
die_horrible_death("There are no templates installed");
}
}
}
$configfile = $theme['configfile'];
$themedir = $theme['dir'];
if (file_exists("templates/$themedir/index.tpl"))
{
$tpl->template_dir = "templates/$themedir/";
$templatedir = $tpl->template_dir;
include("templates/$themedir/$configfile");
return $templateinfo;
}
else
{
$themeid = $config['defaulttheme'];
$theme_select = $data->select_query("themes", "WHERE id='$themeid'");
$theme = $data->fetch_array($theme_select);
if (!$theme)
{
$themeid = $config['defaulttheme'];
$theme_select = $data->select_query("themes", "WHERE id='$themeid'");
$theme = $data->fetch_array($theme_select);
if (!$theme)
{
$theme_select = $data->select_query("themes");
$theme = $data->fetch_array($theme_select);
if(!$theme)
{
die_horrible_death("There are no templates installed");
}
}
}
$configfile = $theme['configfile'];
$themedir = $theme['dir'];
$tpl->template_dir = "templates/$themedir/";
$templatedir = $tpl->template_dir;
include("templates/$themedir/$configfile");
return $templateinfo;
}
} //change_theme_dir
function get_theme_css() {
global $config, $tpl, $data, $currtheme;
$theme_select = $data->select_query("themes", "WHERE id='$currtheme'");
$theme = $data->fetch_array($theme_select);
return $tpl->template_dir . $theme['cssfile'];
} //get_theme_css
function get_spec($page) {
global $data;
$pages = $data->select_query("static_content", "WHERE name='$page'");
$page = $data->fetch_array($pages);
return $page['content'];
} //get_spec
function get_patrol_page($page, $patrol) {
global $data, $check;
$pages = $data->select_query("patrolcontent", "WHERE name='$page' AND patrol='$patrol'");
$page = $data->fetch_array($pages);
if ($page['public'] == 0 && $data->num_rows($pages) > 0)
{
if($check['team'] == $page['patrol'] || $check['level'] == 0 || $check['level'] == 1 && $check['level'] == 2)
{
return $page['content'];
}
else
{
return "$%$#PageOFF%$^$%";
}
}
elseif ($page['public'] == 1)
{
return $page['content'];
}
else
{
return false;
}
} //get_patrol_page
function get_sub_page($page, $site) {
global $data, $check;
$pages = $data->select_query("subcontent", "WHERE name='$page' AND site='$site'");
$page = $data->fetch_array($pages);
return $page['content'];
} //get_sub_page
function get_temp($pagename, $pagenum) {
global $data;
if ((!isset($pagename) || !$pagename)) {error_message("Getting Template", "No pagename set");}
if ($pagenum == 0) {$pagenum = 1;}
$get = $data->select_query("pagetracking", "WHERE pagename='$pagename'");
$temp = $data->fetch_array($get);
if (!isset($temp['id']) || !$temp['id']) {error_message("Getting Template", "No page by the name $pagename found");}
if ($pagenum > $temp['numpages']) {$pagenum = $temp['numpages'];}
$pageid = $temp['id'];
$pages = $data->select_query("pagecontent", "WHERE pageid='$pageid' AND pagenum='$pagenum'");
$page = $data->fetch_array($pages);
if (!isset($page['content']) || !$page['content']) {error_message("Getting Template", "There are no pages for $pagename");}
return $page['content'];
} //get_temp
function uploadpic($file, $width, $height, $savejpeg = false, $path=false)
{
global $config;
list($width_orig, $height_orig) = getimagesize($file['tmp_name']);
switch ($file['type'])
{
case 'image/gif':
$image = imagecreatefromgif($file['tmp_name']);
$type = "gif";
break;
case 'image/jpeg': case 'image/pjpeg':
$image = imagecreatefromjpeg($file['tmp_name']);
$type = "jpeg";
break;
case 'image/png':
$image = imagecreatefrompng($file['tmp_name']);
$type = "png";
break;
}
if($width_orig > $width || $height_orig > $height)
{
if ($width && ($width_orig < $height_orig))
{
$width = ($height / $height_orig) * $width_orig;
}
else
{
$height = ($width / $width_orig) * $height_orig;
}
}
else
{
$height = $height_orig;
$width = $width_orig;
}
if ($type != "gif")
{
$image_p = imagecreatetruecolor($width, $height);
}
else
{
$image_p = imagecreate($width, $height);
}
imagecopyresampled($image_p, $image, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig);
if ($width_orig > $width || $height_orig > $height)
{
show_message("Image resized. Old size: $width_orig x $height_orig New Size: $width x $height");
}
if (!$savejpeg)
{
switch ($type)
{
case 'gif':
$output['filename'] = md5(rand()%time() . $file['name']).'.gif';
if ($path == false)
{
imagegif($image_p, $config["photopath"]."/".$output['filename']);
}
else
{
imagegif($image_p, $path."/".$output['filename']);
}
break;
case 'jpeg':
$output['filename'] = md5(rand()%time() . $file['name']).'.jpeg';
if ($path == false)
{
imagejpeg($image_p, $config["photopath"]."/".$output['filename']);
}
else
{
imagejpeg($image_p, $path."/".$output['filename']);
}
break;
case 'png':
imagealphablending($image_p, FALSE);
imagesavealpha($image_p, true);
$output['filename'] = md5(rand()%time() . $file['name']).'.png';
if ($path == false)
{
imagepng($image_p, $config["photopath"]."/".$output['filename']);
}
else
{
imagepng($image_p, $path."/".$output['filename']);
}
break;
}
}
else
{
$output['filename'] = md5(rand()%time() . $file['name']).'.jpeg';
if ($path == false)
{
imagejpeg($image_p, $config["photopath"]."/".$output['filename']);
}
else
{
imagejpeg($image_p, $path."/".$output['filename']);
}
}
imagedestroy($image);
imagedestroy($image_p);
return $output;
}
function safesql($theValue, $theType, $striptags = true, $theDefinedValue = "", $theNotDefinedValue = "")
{
$theValue = $striptags ? strip_tags($theValue) : $theValue;
$theValue = (!get_magic_quotes_gpc()) ? addslashes($theValue) : $theValue;
switch ($theType) {
case "text":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "long":
case "int":
$theValue = ($theValue != "") ? intval($theValue) : "NULL";
break;
case "double":
$theValue = ($theValue != "") ? "'" . doubleval($theValue) . "'" : "NULL";
break;
case "date":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "defined":
$theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
break;
}
return $theValue;
}
function search_highlight($text, $terms_rx)
{
$start = '(^|<(?:.*?)>)';
$end = '($|<(?:.*?)>)';
return preg_replace(
"/$start(.*?)$end/se",
"StripSlashes('\\1').".
"search_highlight_inner(StripSlashes('\\2'), \$terms_rx).".
"StripSlashes('\\3')",
$text
);
}
function search_highlight_inner($text, $terms_rx)
{
$colors = search_get_highlight_colors();
foreach($terms_rx as $term_rx)
{
$color = array_shift($colors);
$text = preg_replace(
"/($term_rx)/ise",
"search_highlight_do(StripSlashes('\\1'), \$color)",
$text
);
}
return $text;
}
function search_get_highlight_colors()
{
return array(
array('#ffff66', '#000000'),
array('#A0FFFF', '#000000'),
array('#99ff99', '#000000'),
array('#ff9999', '#000000'),
array('#ff66ff', '#000000'),
array('#880000', '#ffffff'),
array('#00aa00', '#ffffff'),
array('#886800', '#ffffff'),
array('#004699', '#ffffff'),
array('#990099', '#ffffff'),
);
}
function search_highlight_do($fragment, $color)
{
return "<span style=\"background-color: $color[0]; ".
"color: $color[1]; font-weight: bold;\">".
"$fragment</span>";
}
function search_pretty_terms_highlighted($terms_html)
{
$colors = search_get_highlight_colors();
$temp = array();
foreach($terms_html as $term_html){
$color = array_shift($colors);
$temp[] = search_highlight_do($term_html, $color);
}
return search_pretty_terms($temp);
}
function search_split_terms($terms)
{
$terms = preg_replace("/\"(.*?)\"/e", "search_transform_term('\$1')", $terms);
$terms = preg_split("/\s+|, /", $terms);
$out = array();
foreach($terms as $term){
$term = preg_replace("/\{WHITESPACE-([0-9]+)\}/e", "chr(\$1)", $term);
$term = preg_replace("/\{COMMA\}/", ", ", $term);
$out[] = $term;
}
return $out;
}
function search_transform_term($term)
{
$term = preg_replace("/(\s)/e", "'{WHITESPACE-'.ord('\$1').'}'", $term);
$term = preg_replace("/, /", "{COMMA}", $term);
return $term;
}
function search_escape_rlike($string)
{
return preg_replace("/([.\[\]*^\$])/", '\\\$1', $string);
}
function search_db_escape_terms($terms)
{
$out = array();
foreach($terms as $term){
$out[] = '[[:<:]]'.AddSlashes(search_escape_rlike($term)).'[[:>:]]';
}
return $out;
}
function search_perform($terms, $table, $field, $type, $extra=false)
{
global $data;
$terms = search_split_terms($terms);
$terms_db = search_db_escape_terms($terms);
$terms_rx = search_rx_escape_terms($terms);
$parts = array();
foreach($terms_db as $term_db){
$parts[] = "$field RLIKE '$term_db'";
}
$parts = implode(" $type ", $parts);
if ($extra)
{
$parts .= " AND $extra";
}
$rows = array();
$result = $data->select_query($table, "WHERE $parts");
while($row = $data->fetch_array($result)){
$row[score] = 0;
foreach($terms_rx as $term_rx){
$row[score] += preg_match_all("/$term_rx/i", $row[$field], $null);
}
$rows[] = $row;
}
uasort($rows, 'search_sort_results');
return $rows;
}
function search_rx_escape_terms($terms)
{
$out = array();
foreach($terms as $term){
$out[] = '\b'.preg_quote($term, '/').'\b';
}
return $out;
}
function search_sort_results($a, $b)
{
$ax = $a[score];
$bx = $b[score];
if ($ax == $bx){ return 0; }
return ($ax > $bx) ? -1 : 1;
}
function search_html_escape_terms($terms)
{
$out = array();
foreach($terms as $term){
if (preg_match("/\s|, /", $term)){
$out[] = '"'.HtmlSpecialChars($term).'"';
}else{
$out[] = HtmlSpecialChars($term);
}
}
return $out;
}
function search_pretty_terms($terms_html)
{
if (count($terms_html) == 1){
return array_pop($terms_html);
}
$last = array_pop($terms_html);
return implode(', ', $terms_html)." and $last";
}
function getoffset($id)
{
global $data;
if (isset($id))
{
$sql = $data->select_query("timezones", "WHERE id=$id");
$d = $data->fetch_array($sql);
return ($d['offset'] * 3600);
}
else
{
return 0;
}
}
function getuseroffset($uname)
{
global $data, $config;
$uname = safesql($uname, "text");
$sql = $data->select_query("authuser", "WHERE uname=$uname");
$d = $data->fetch_array($sql);
return getoffset($d['timezone']) - getoffset($config['zone']);
}
function is_valid_email_address($email){
$qtext = '[^\\x0d\\x22\\x5c\\x80-\\xff]';
$dtext = '[^\\x0d\\x5b-\\x5d\\x80-\\xff]';
$atom = '[^\\x00-\\x20\\x22\\x2e\\x2c\\x3a\\x3b\\x40\\x50'.
'\\x51\\x5b-\\x5d\\x74\\x76\\x7f-\\xff]+';
$quoted_pair = '\\x5c\\x00-\\x7f';
$domain_literal = "\\x5b($dtext|$quoted_pair)*\\x5d";
$quoted_string = "\\x22($qtext|$quoted_pair)*\\x22";
$domain_ref = $atom;
$sub_domain = "($domain_ref|$domain_literal)";
$word = "($atom|$quoted_string)";
$domain = "$sub_domain(\\x2e$sub_domain)*";
$local_part = "$word(\\x2e$word)*";
$addr_spec = "$local_part\\x40$domain";
return preg_match("!^$addr_spec$!", $email) ? 1 : 0;
}
function validdate($date)
{
list($y, $m, $d) = explode('-', $date);
list($yy, $mm, $dd) = explode('-', date('Y-m-d', strtotime($date)));
if (($y == $yy) and ($m == $mm) and ($d == $dd))
{
return true;
}
else
{
return false;
}
}
function publish_mail($user, $itemname, $name)
{
global $config;
$email = $config['sitemail'];
$subject = "[{$config['troopname']}] New item posted that requires publishing";
$emess = "To {$config['troopname']} webmaster,
You are recieving this email because you indicated that any $itemname posted requires your approval.
$user has posted a new (Or modified an existing) $itemname (Under the title $name) and you are required to review it and the publish or delete it.
Please visit the site as soon as possible to review the item.
From {$config['troopname']} website.";
$headers .= "From: {$config['troopname']} Website <{$config['sitemail']}>\r\n";
echo $emess;
$mailsuc = @mail($email, $subject, $emess, $headers);
}
?>
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