$v) { $replaces[$delim . $k . $delim] = $v; } return str_replace(array_keys($replaces), array_values($replaces), $str); } function setupBoard($array) { global $board; $board = Array( 'id' => $array['id'], 'uri' => $array['uri'], 'name' => $array['title'], 'title' => $array['subtitle']); $board['dir'] = sprintf(BOARD_PATH, $board['uri']); $board['url'] = sprintf(BOARD_ABBREVIATION, $board['uri']); if(!file_exists($board['dir'])) mkdir($board['dir'], 0777); if(!file_exists($board['dir'] . DIR_IMG)) @mkdir($board['dir'] . DIR_IMG, 0777) or error("Couldn't create " . DIR_IMG . ". Check permissions.", true); if(!file_exists($board['dir'] . DIR_THUMB)) @mkdir($board['dir'] . DIR_THUMB, 0777) or error("Couldn't create " . DIR_THUMB . ". Check permissions.", true); if(!file_exists($board['dir'] . DIR_RES)) @mkdir($board['dir'] . DIR_RES, 0777) or error("Couldn't create " . DIR_RES . ". Check permissions.", true); } function openBoard($uri) { sql_open(); $query = prepare("SELECT * FROM `boards` WHERE `uri` = :uri LIMIT 1"); $query->bindValue(':uri', $uri); $query->execute() or error(db_error($query)); if($board = $query->fetch()) { setupBoard($board); return true; } else return false; } function listBoards() { $query = query("SELECT * FROM `boards`") or error(db_error()); $boards = $query->fetchAll(); return $boards; } function until($timestamp) { $difference = $timestamp - time(); if($difference < 60) { return $difference . ' second' . ($difference != 1 ? 's' : ''); } elseif($difference < 60*60) { return ($num = round($difference/(60))) . ' minute' . ($num != 1 ? 's' : ''); } elseif($difference < 60*60*24) { return ($num = round($difference/(60*60))) . ' hour' . ($num != 1 ? 's' : ''); } elseif($difference < 60*60*24*7) { return ($num = round($difference/(60*60*24))) . ' day' . ($num != 1 ? 's' : ''); } elseif($difference < 60*60*24*7*52) { return ($num = round($difference/(60*60*24*7))) . ' week' . ($num != 1 ? 's' : ''); } else { return ($num = round($difference/(60*60*24*7*52))) . ' year' . ($num != 1 ? 's' : ''); } } function formatDate($timestamp) { return date('jS F, Y', $timestamp); } function checkBan() { if(!isset($_SERVER['REMOTE_ADDR'])) { // Server misconfiguration return; } $query = prepare("SELECT * FROM `bans` WHERE `ip` = :ip LIMIT 1"); $query->bindValue(':ip', $_SERVER['REMOTE_ADDR']); $query->execute() or error(db_error($query)); if($ban = $query->fetch()) { if($ban['expires'] && $ban['expires'] < time()) { // Ban expired $query = prepare("DELETE FROM `bans` WHERE `ip` = :ip AND `expires` = :expires LIMIT 1"); $query->bindValue(':ip', $_SERVER['REMOTE_ADDR']); $query->bindValue(':expires', $ban['expires'], PDO::PARAM_INT); $query->execute() or error(db_error($query)); return; } $body = '

You are banned! ;_;

You have been banned ' . ($ban['reason'] ? 'for the following reason:' : 'for an unspecified reason.') . '

' . ($ban['reason'] ? '

' . $ban['reason'] . '

' : '') . '

Your ban was filed on ' . formatDate($ban['set']) . ', and ' . ($ban['expires'] ? 'expires on ' . formatDate($ban['expires']) . ', which is ' . until($ban['expires']) . ' from now' : 'will not expire' ) . '.

Your IP address is ' . $_SERVER['REMOTE_ADDR'] . '.

'; // Show banned page and exit die(Element('page.html', Array( 'index' => ROOT, 'title' => 'Banned', 'subtitle' => 'You are banned!', 'body' => $body ) )); } } function threadExists($id) { global $board; $query = prepare(sprintf("SELECT 1 FROM `posts_%s` WHERE `id` = :id AND `thread` IS NULL LIMIT 1", $board['uri'])); $query->bindValue(':id', $id, PDO::PARAM_INT); $query->execute() or error(db_error()); if($query->rowCount()) { return true; } else return false; } function post($post, $OP) { global $pdo, $board; $query = prepare(sprintf("INSERT INTO `posts_%s` VALUES ( NULL, :thread, :subject, :email, :name, :trip, :body, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked)", $board['uri'])); // Basic stuff $query->bindValue(':subject', $post['subject']); $query->bindValue(':email', $post['email']); $query->bindValue(':name', $post['name']); $query->bindValue(':trip', $post['trip']); $query->bindValue(':body', $post['body']); $query->bindValue(':time', time(), PDO::PARAM_INT); $query->bindValue(':password', $post['password']); $query->bindValue(':ip', $_SERVER['REMOTE_ADDR']); if($post['mod'] && $post['sticky']) { $query->bindValue(':sticky', 1, PDO::PARAM_INT); } else { $query->bindValue(':sticky', 0, PDO::PARAM_INT); } if($post['mod'] && $post['locked']) { $query->bindValue(':locked', 1, PDO::PARAM_INT); } else { $query->bindValue(':locked', 0, PDO::PARAM_INT); } if($OP) { // No parent thread, image $query->bindValue(':thread', null, PDO::PARAM_NULL); } else { $query->bindValue(':thread', $post['thread'], PDO::PARAM_INT); } if($post['has_file']) { $query->bindValue(':thumb', $post['thumb']); $query->bindValue(':thumbwidth', $post['thumbwidth'], PDO::PARAM_INT); $query->bindValue(':thumbheight', $post['thumbheight'], PDO::PARAM_INT); $query->bindValue(':file', $post['file']); $query->bindValue(':width', $post['width'], PDO::PARAM_INT); $query->bindValue(':height', $post['height'], PDO::PARAM_INT); $query->bindValue(':filesize', $post['filesize'], PDO::PARAM_INT); $query->bindValue(':filename', $post['filename']); $query->bindValue(':filehash', $post['filehash']); } else { $query->bindValue(':thumb', null, PDO::PARAM_NULL); $query->bindValue(':thumbwidth', null, PDO::PARAM_NULL); $query->bindValue(':thumbheight', null, PDO::PARAM_NULL); $query->bindValue(':file', null, PDO::PARAM_NULL); $query->bindValue(':width', null, PDO::PARAM_NULL); $query->bindValue(':height', null, PDO::PARAM_NULL); $query->bindValue(':filesize', null, PDO::PARAM_NULL); $query->bindValue(':filename', null, PDO::PARAM_NULL); $query->bindValue(':filehash', null, PDO::PARAM_NULL); } $query->execute() or error(db_error($query)); return $pdo->lastInsertId(); } function bumpThread($id) { global $board; $query = prepare(sprintf("UPDATE `posts_%s` SET `bump` = :time WHERE `id` = :id AND `thread` IS NULL", $board['uri'])); $query->bindValue(':time', time(), PDO::PARAM_INT); $query->bindValue(':id', $id, PDO::PARAM_INT); $query->execute() or error(db_error($query)); } function index($page, $mod=false) { global $board; $body = ''; $offset = round($page*THREADS_PER_PAGE-THREADS_PER_PAGE); sql_open(); $query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT ?,?", $board['uri'])); $query->bindValue(1, $offset, PDO::PARAM_INT); $query->bindValue(2, THREADS_PER_PAGE, PDO::PARAM_INT); $query->execute() or error(db_error($query)); if($query->rowcount() < 1 && $page > 1) return false; while($th = $query->fetch()) { $thread = new Thread($th['id'], $th['subject'], $th['email'], $th['name'], $th['trip'], $th['body'], $th['time'], $th['thumb'], $th['thumbwidth'], $th['thumbheight'], $th['file'], $th['filewidth'], $th['fileheight'], $th['filesize'], $th['filename'], $th['ip'], $th['sticky'], $th['locked'], $mod ? '?/' : ROOT, $mod); $posts = prepare(sprintf("SELECT `id`, `subject`, `email`, `name`, `trip`, `body`, `time`, `thumb`, `thumbwidth`, `thumbheight`, `file`, `filewidth`, `fileheight`, `filesize`, `filename`,`ip` FROM `posts_%s` WHERE `thread` = ? ORDER BY `time` DESC LIMIT ?", $board['uri'])); $posts->bindValue(1, $th['id']); $posts->bindValue(2, THREADS_PREVIEW, PDO::PARAM_INT); $posts->execute() or error(db_error($posts)); if($posts->rowCount() == THREADS_PREVIEW) { $count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = ?", $board['uri'])); $count->bindValue(1, $th['id']); $count->execute() or error(db_error($count)); $count = $count->fetch(); $omitted = $count['num'] - THREADS_PREVIEW; $thread->omitted = $omitted; unset($count); unset($omitted); } while($po = $posts->fetch()) { $thread->add(new Post($po['id'], $th['id'], $po['subject'], $po['email'], $po['name'], $po['trip'], $po['body'], $po['time'], $po['thumb'], $po['thumbwidth'], $po['thumbheight'], $po['file'], $po['filewidth'], $po['fileheight'], $po['filesize'], $po['filename'], $po['ip'], $mod ? '?/' : ROOT, $mod)); } $thread->posts = array_reverse($thread->posts); $body .= $thread->build(true); } return Array('button'=>BUTTON_NEWTOPIC, 'board'=>$board, 'body'=>$body, 'post_url' => POST_URL, 'index' => ROOT); } function getPages($mod=false) { global $board; // Count threads $query = query(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` IS NULL", $board['uri'])) or error(db_error()); $count = current($query->fetch()); $count = floor((THREADS_PER_PAGE + $count - 1) / THREADS_PER_PAGE); $pages = Array(); for($x=0;$x<$count && $x $x+1, 'link' => $x==0 ? ($mod ? '?/' : ROOT) . $board['dir'] . FILE_INDEX : ($mod ? '?/' : ROOT) . $board['dir'] . sprintf(FILE_PAGE, $x+1)); } return $pages; } function buildIndex() { global $board; sql_open(); $pages = getPages(); $page = 1; while($page <= MAX_PAGES && $content = index($page)) { $filename = $board['dir'] . ($page==1 ? FILE_INDEX : sprintf(FILE_PAGE, $page)); if(file_exists($filename)) $md5 = md5_file($filename); $content['pages'] = $pages; @file_put_contents($filename, Element('index.html', $content)) or error("Couldn't write to file."); if(isset($md5) && $md5 == md5_file($filename)) { break; } $page++; } if($page < MAX_PAGES) { for(;$page<=MAX_PAGES;$page++) { $filename = $page==1 ? FILE_INDEX : sprintf(FILE_PAGE, $page); @unlink($filename); } } } function markup(&$body) { global $board; $body = utf8tohtml($body, true); if(MARKUP_URLS) $body = preg_replace(URL_REGEX, "$0", $body); if(AUTO_UNICODE) { $body = str_replace('...', '…', $body); $body = str_replace('<--', '←', $body); // En and em- dashes are rendered exactly the same in // most monospace fonts (they look the same in code // editors). $body = str_replace('---', '—', $body); // em dash $body = str_replace('--', '–', $body); // en dash } // Cites if(preg_match_all('/(^|\s)>>([0-9]+?)(\s|$)/', $body, $cites)) { $previousPosition = 0; $temp = ''; sql_open(); for($index=0;$indexbindValue(':id', $cite); $query->execute() or error(db_error($query)); if($post = $query->fetch()) { $replacement = '>>' . $cite . ''; } else { $replacement = ">>{$cite}"; } // Find the position of the cite $position = strpos($body, $cites[0][$index]); // Replace the found string with "xxxx[...]". (allows duplicate tags). Keeps whitespace. $body = substr_replace($body, str_repeat('x', strlen($cites[0][$index]) - $whitespace[0] - $whitespace[1]), $position + $whitespace[0], strlen($cites[0][$index]) - $whitespace[0] - $whitespace[1]); $temp .= substr($body, $previousPosition, $position-$previousPosition) . $cites[1][$index] . $replacement . $cites[3][$index]; $previousPosition = $position+strlen($cites[0][$index]); } // The rest $temp .= substr($body, $previousPosition); $body = $temp; } $body = str_replace("\r", '', $body); $body = preg_replace("/(^|\n)([\s]+)?(>)([^\n]+)?($|\n)/m", '$1$2$3$4$5', $body); if(WIKI_MARKUP) { $body = preg_replace("/(^|\n)==(.+?)==\n?/m", "

$2

", $body); $body = preg_replace("/'''(.+?)'''/m", "$1", $body); $body = preg_replace("/''(.+?)''/m", "$1", $body); } $body = preg_replace("/\n/", '
', $body); } function utf8tohtml($utf8, $encodeTags=true) { $result = ''; for ($i = 0; $i < strlen($utf8); $i++) { $char = $utf8[$i]; $ascii = ord($char); if ($ascii < 128) { // one-byte character $result .= ($encodeTags) ? htmlentities($char) : $char; } else if ($ascii < 192) { // non-utf8 character or not a start byte } else if ($ascii < 224) { // two-byte character $result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8'); $i++; } else if ($ascii < 240) { // three-byte character $ascii1 = ord($utf8[$i+1]); $ascii2 = ord($utf8[$i+2]); $unicode = (15 & $ascii) * 4096 + (63 & $ascii1) * 64 + (63 & $ascii2); $result .= "&#$unicode;"; $i += 2; } else if ($ascii < 248) { // four-byte character $ascii1 = ord($utf8[$i+1]); $ascii2 = ord($utf8[$i+2]); $ascii3 = ord($utf8[$i+3]); $unicode = (15 & $ascii) * 262144 + (63 & $ascii1) * 4096 + (63 & $ascii2) * 64 + (63 & $ascii3); $result .= "&#$unicode;"; $i += 3; } } return $result; } function buildThread($id, $return=false, $mod=false) { global $board; $id = round($id); $query = prepare(sprintf("SELECT `id`,`thread`,`subject`,`name`,`email`,`trip`,`body`,`time`,`thumb`,`thumbwidth`,`thumbheight`,`file`,`filewidth`,`fileheight`,`filesize`,`filename`,`ip`,`sticky` FROM `posts_%s` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`time`", $board['uri'])); $query->bindValue(':id', $id, PDO::PARAM_INT); $query->execute() or error(db_error($query)); while($post = $query->fetch()) { if(!isset($thread)) { $thread = new Thread($post['id'], $post['subject'], $post['email'], $post['name'], $post['trip'], $post['body'], $post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'], $post['filename'], $post['ip'], $post['sticky'], $th['locked'], $mod ? '?/' : ROOT, $mod); } else { $thread->add(new Post($post['id'], $thread->id, $post['subject'], $post['email'], $post['name'], $post['trip'], $post['body'], $post['time'], $post['thumb'], $post['thumbwidth'], $post['thumbheight'], $post['file'], $post['filewidth'], $post['fileheight'], $post['filesize'], $post['filename'], $post['ip'], $mod ? '?/' : ROOT, $mod)); } } // Check if any posts were found if(!isset($thread)) error(ERROR_NONEXISTANT); $body = Element('thread.html', Array( 'button'=>BUTTON_REPLY, 'board'=>$board, 'body'=>$thread->build(), 'post_url' => POST_URL, 'index' => ROOT, 'id' => $id, 'mod' => $mod, 'return' => ($mod ? '?' . $board['url'] . FILE_INDEX : ROOT . $board['uri'] . '/' . FILE_INDEX) )); if($return) return $body; else @file_put_contents($board['dir'] . DIR_RES . sprintf(FILE_PAGE, $id), $body) or error("Couldn't write to file."); } function generate_tripcode ( $name, $length = 10 ) { $name = stripslashes ( $name ); $t = explode('#', $name); $nameo = $t[0]; if ( isset ( $t[1] ) || isset ( $t[2] ) ) { $trip = ( ( strlen ( $t[1] ) > 0 ) ? $t[1] : $t[2] ); if ( ( function_exists ( 'mb_convert_encoding' ) ) ) { # mb_substitute_character('none'); $recoded_cap = mb_convert_encoding ( $trip, 'Shift_JIS', 'UTF-8' ); } $trip = ( ( ! empty ( $recoded_cap ) ) ? $recoded_cap : $trip ); $salt = substr ( $trip.'H.', 1, 2 ); $salt = preg_replace ( '/[^\.-z]/', '.', $salt ); $salt = strtr ( $salt, ':;<=>?@[\]^_`', 'ABCDEFGabcdef' ); if ( isset ( $t[2] ) ) { // secure $trip = '!!' . substr ( crypt ( $trip, '@#$%^&*()' ), ( -1 * $length ) ); } else { // insecure $trip = '!' . substr ( crypt ( $trip, $salt ), ( -1 * $length ) ); } } if ( isset ( $trip ) ) { return array ( $nameo, $trip ); } else { return array ( $nameo ); } } // Highest common factor function hcf($a, $b){ $gcd = 1; if ($a>$b) { $a = $a+$b; $b = $a-$b; $a = $a-$b; } if ($b==(round($b/$a))*$a) $gcd=$a; else { for($i=round($a/2);$i;$i--) { if ($a == round($a/$i)*$i && $b == round($b/$i)*$i) { $gcd = $i; $i = false; } } } return $gcd; } function fraction($numerator, $denominator, $sep) { $gcf = hcf($numerator, $denominator); $numerator = $numerator / $gcf; $denominator = $denominator / $gcf; return "{$numerator}{$sep}{$denominator}"; } /*********************************************/ /* Fonction: imagecreatefrombmp */ /* Author: DHKold */ /* Contact: admin@dhkold.com */ /* Date: The 15th of June 2005 */ /* Version: 2.0B */ /*********************************************/ function imagecreatefrombmp($filename) { if (! $f1 = fopen($filename,"rb")) return FALSE; $FILE = unpack("vfile_type/Vfile_size/Vreserved/Vbitmap_offset", fread($f1,14)); if ($FILE['file_type'] != 19778) return FALSE; $BMP = unpack('Vheader_size/Vwidth/Vheight/vplanes/vbits_per_pixel'. '/Vcompression/Vsize_bitmap/Vhoriz_resolution'. '/Vvert_resolution/Vcolors_used/Vcolors_important', fread($f1,40)); $BMP['colors'] = pow(2,$BMP['bits_per_pixel']); if ($BMP['size_bitmap'] == 0) $BMP['size_bitmap'] = $FILE['file_size'] - $FILE['bitmap_offset']; $BMP['bytes_per_pixel'] = $BMP['bits_per_pixel']/8; $BMP['bytes_per_pixel2'] = ceil($BMP['bytes_per_pixel']); $BMP['decal'] = ($BMP['width']*$BMP['bytes_per_pixel']/4); $BMP['decal'] -= floor($BMP['width']*$BMP['bytes_per_pixel']/4); $BMP['decal'] = 4-(4*$BMP['decal']); if ($BMP['decal'] == 4) $BMP['decal'] = 0; $PALETTE = array(); if ($BMP['colors'] < 16777216) { $PALETTE = unpack('V'.$BMP['colors'], fread($f1,$BMP['colors']*4)); } $IMG = fread($f1,$BMP['size_bitmap']); $VIDE = chr(0); $res = imagecreatetruecolor($BMP['width'],$BMP['height']); $P = 0; $Y = $BMP['height']-1; while ($Y >= 0) { $X=0; while ($X < $BMP['width']) { if ($BMP['bits_per_pixel'] == 24) $COLOR = unpack("V",substr($IMG,$P,3).$VIDE); elseif ($BMP['bits_per_pixel'] == 16) { $COLOR = unpack("n",substr($IMG,$P,2)); $COLOR[1] = $PALETTE[$COLOR[1]+1]; } elseif ($BMP['bits_per_pixel'] == 8) { $COLOR = unpack("n",$VIDE.substr($IMG,$P,1)); $COLOR[1] = $PALETTE[$COLOR[1]+1]; } elseif ($BMP['bits_per_pixel'] == 4) { $COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1)); if (($P*2)%2 == 0) $COLOR[1] = ($COLOR[1] >> 4) ; else $COLOR[1] = ($COLOR[1] & 0x0F); $COLOR[1] = $PALETTE[$COLOR[1]+1]; } elseif ($BMP['bits_per_pixel'] == 1) { $COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1)); if (($P*8)%8 == 0) $COLOR[1] = $COLOR[1] >>7; elseif (($P*8)%8 == 1) $COLOR[1] = ($COLOR[1] & 0x40)>>6; elseif (($P*8)%8 == 2) $COLOR[1] = ($COLOR[1] & 0x20)>>5; elseif (($P*8)%8 == 3) $COLOR[1] = ($COLOR[1] & 0x10)>>4; elseif (($P*8)%8 == 4) $COLOR[1] = ($COLOR[1] & 0x8)>>3; elseif (($P*8)%8 == 5) $COLOR[1] = ($COLOR[1] & 0x4)>>2; elseif (($P*8)%8 == 6) $COLOR[1] = ($COLOR[1] & 0x2)>>1; elseif (($P*8)%8 == 7) $COLOR[1] = ($COLOR[1] & 0x1); $COLOR[1] = $PALETTE[$COLOR[1]+1]; } else return FALSE; imagesetpixel($res,$X,$Y,$COLOR[1]); $X++; $P += $BMP['bytes_per_pixel']; } $Y--; $P+=$BMP['decal']; } fclose($f1); return $res; } function createimage($type, $source_pic) { $image = false; switch($type) { case 'jpg': case 'jpeg': if(!$image = @imagecreatefromjpeg($source_pic)) { unlink($source_pic); error(ERR_INVALIDIMG); } break; case 'png': if(!$image = @imagecreatefrompng($source_pic)) { unlink($source_pic); error(ERR_INVALIDIMG); } break; case 'gif': if(!$image = @imagecreatefromgif($source_pic)) { unlink($source_pic); error(ERR_INVALIDIMG); } break; case 'bmp': if(!$image = @imagecreatefrombmp($source_pic)) { unlink($source_pic); error(ERR_INVALIDIMG); } break; default: error('Unknwon file extension.'); } return $image; } function resize($src, $width, $height, $destination_pic, $max_width, $max_height) { $return = Array(); $x_ratio = $max_width / $width; $y_ratio = $max_height / $height; if(($width <= $max_width) && ($height <= $max_height)) { $tn_width = $width; $tn_height = $height; } elseif (($x_ratio * $height) < $max_height) { $tn_height = ceil($x_ratio * $height); $tn_width = $max_width; } else { $tn_width = ceil($y_ratio * $width); $tn_height = $max_height; } $return['width'] = $tn_width; $return['height'] = $tn_height; $tmp = imagecreatetruecolor($tn_width, $tn_height); imagecolortransparent($tmp, imagecolorallocatealpha($tmp, 0, 0, 0, 0)); imagealphablending($tmp, false); imagesavealpha($tmp, true); imagecopyresampled($tmp, $src, 0, 0, 0, 0, $tn_width, $tn_height, $width, $height); imagepng($tmp, $destination_pic, 4); imagedestroy($src); imagedestroy($tmp); return $return; } function imagebmp(&$img, $filename='') { $widthOrig = imagesx($img); $widthFloor = ((floor($widthOrig/16))*16); $widthCeil = ((ceil($widthOrig/16))*16); $height = imagesy($img); $size = ($widthCeil*$height*3)+54; // Bitmap File Header $result = 'BM'; // header (2b) $result .= int_to_dword($size); // size of file (4b) $result .= int_to_dword(0); // reserved (4b) $result .= int_to_dword(54); // byte location in the file which is first byte of IMAGE (4b) // Bitmap Info Header $result .= int_to_dword(40); // Size of BITMAPINFOHEADER (4b) $result .= int_to_dword($widthCeil); // width of bitmap (4b) $result .= int_to_dword($height); // height of bitmap (4b) $result .= int_to_word(1); // biPlanes = 1 (2b) $result .= int_to_word(24); // biBitCount = {1 (mono) or 4 (16 clr ) or 8 (256 clr) or 24 (16 Mil)} (2b $result .= int_to_dword(0); // RLE COMPRESSION (4b) $result .= int_to_dword(0); // width x height (4b) $result .= int_to_dword(0); // biXPelsPerMeter (4b) $result .= int_to_dword(0); // biYPelsPerMeter (4b) $result .= int_to_dword(0); // Number of palettes used (4b) $result .= int_to_dword(0); // Number of important colour (4b) // is faster than chr() $arrChr = array(); for($i=0; $i<256; $i++){ $arrChr[$i] = chr($i); } // creates image data $bgfillcolor = array('red'=>0, 'green'=>0, 'blue'=>0); // bottom to top - left to right - attention blue green red !!! $y=$height-1; for ($y2=0; $y2<$height; $y2++) { for ($x=0; $x<$widthFloor; ) { $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; $rgb = imagecolorsforindex($img, imagecolorat($img, $x++, $y)); $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; } for ($x=$widthFloor; $x<$widthCeil; $x++) { $rgb = ($x<$widthOrig) ? imagecolorsforindex($img, imagecolorat($img, $x, $y)) : $bgfillcolor; $result .= $arrChr[$rgb['blue']].$arrChr[$rgb['green']].$arrChr[$rgb['red']]; } $y--; } // see imagegif if($filename == '') { echo $result; } else { $file = fopen($filename, 'wb'); fwrite($file, $result); fclose($file); } } // imagebmp helpers function int_to_dword($n) { return chr($n & 255).chr(($n >> 8) & 255).chr(($n >> 16) & 255).chr(($n >> 24) & 255); } function int_to_word($n) { return chr($n & 255).chr(($n >> 8) & 255); } ?>