mirror of
https://github.com/vichan-devel/vichan.git
synced 2024-11-14 10:57:38 +01:00
362 lines
12 KiB
PHP
362 lines
12 KiB
PHP
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<?php
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function sql_open() {
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global $sql;
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$sql = @mysql_connect(MY_SERVER, MY_USER, MY_PASSWORD) or error('Database error.');
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@mysql_select_db(MY_DATABASE, $sql) or error('Database error.');
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}
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function sql_close() {
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global $sql;
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@mysql_close($sql);
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}
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function mysql_safe_array(&$array) {
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foreach($array as &$item) {
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$item = mysql_real_escape_string($item);
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}
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}
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function index($page) {
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global $sql, $board;
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$body = '';
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$offset = round($page*THREADS_PER_PAGE-THREADS_PER_PAGE);
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sql_open();
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$query = mysql_query('SELECT * FROM `posts` WHERE `thread` IS NULL ORDER BY `bump` DESC LIMIT ' . $offset . ',' . THREADS_PER_PAGE, $sql) or error(mysql_error($sql));
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if(mysql_num_rows($query) < 1 && $page > 1) return false;
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while($th = mysql_fetch_array($query)) {
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$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'], $th['filename']);
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$newposts = mysql_query(sprintf(
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"SELECT `id`, `subject`, `email`, `name`, `trip`, `body`, `time`, `thumb`, `thumbwidth`, `thumbheight`, `file`, `filewidth`, `fileheight`, `filesize`, `filename` FROM `posts` WHERE `thread` = '%s' ORDER BY `time` DESC LIMIT %d",
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$th['id'],
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THREADS_PREVIEW
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), $sql) or error(mysql_error($sql));
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if(mysql_num_rows($newposts) == THREADS_PREVIEW) {
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$count_query = mysql_query(sprintf(
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"SELECT COUNT(`id`) as `num` FROM `posts` WHERE `thread` = '%s'",
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$th['id']
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), $sql) or error(mysql_error($sql));
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$count = mysql_fetch_array($count_query);
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$omitted = $count['num'] - THREADS_PREVIEW;
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$thread->omitted = $omitted;
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mysql_free_result($count_query);
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unset($count);
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unset($omitted);
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}
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while($po = mysql_fetch_array($newposts)) {
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$thread->add(new Post($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'], $po['filename']));
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}
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mysql_free_result($newposts);
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$thread->posts = array_reverse($thread->posts);
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$body .= $thread->build(true);
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}
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mysql_free_result($query);
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return Array('button'=>BUTTON_NEWTOPIC, 'board'=>$board, 'body'=>$body, 'post_url' => POST_URL, 'index' => ROOT);
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}
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function buildIndex() {
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global $sql;
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sql_open();
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$res = mysql_query("SELECT COUNT(`id`) as `num` FROM `posts` WHERE `thread` IS NULL", $sql) or error(mysql_error($sql));
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$arr = mysql_fetch_array($res);
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$count = floor($arr['num'] / THREADS_PER_PAGE);
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$pages = Array();
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for($x=0;$x<=$count && $x<=MAX_PAGES;$x++) {
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$pages[] = Array('num' => $x+1, 'link' => $x==0 ? ROOT . FILE_INDEX : ROOT . sprintf(FILE_PAGE, $x+1));
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}
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mysql_free_result($res);
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unset($arr);
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unset($count);
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$page = 1;
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while($page <= MAX_PAGES && $content = index($page)) {
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$filename = $page==1 ? FILE_INDEX : sprintf(FILE_PAGE, $page);
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$md5 = md5_file($filename);
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$content['pages'] = $pages;
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file_put_contents($filename, Element('index.html', $content));
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if($md5 == md5_file($filename)) {
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break;
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}
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$page++;
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}
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if($page < MAX_PAGES) {
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for(;$page<=MAX_PAGES;$page++) {
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$filename = $page==1 ? FILE_INDEX : sprintf(FILE_PAGE, $page);
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unlink($filename);
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}
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}
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}
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function markup(&$body) {
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global $sql;
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if(AUTO_UNICODE) {
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$body = str_replace('...', '…', $body);
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$body = str_replace('<--', '←', $body);
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$body = str_replace('--', '—', $body);
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$body = str_replace('...', '…', $body);
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}
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$body = utf8tohtml($body, true);
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$temp = $body;
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$previous_length = 0;
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$previous_match = 1;
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while(preg_match('/(^|\s)>>([0-9]+?)(\s|$)/', $body, $r, PREG_OFFSET_CAPTURE, $previous_match+$previous_length-1)) {
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sql_open();
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$id = $r[2][0];
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$result = mysql_query(sprintf("SELECT `thread`,`id` FROM `posts` WHERE `id` = '%d'", $id), $sql);
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if($post = mysql_fetch_array($result)) {
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$temp = str_replace($r[0][0], $r[1][0].'<a onclick="highlightReply(\''.$r[2][0].'\');" href="' . ROOT . DIR_RES . ($post['thread']?$post['thread']:$post['id']) . '.html#' . $id . '">>>' . $r[2][0] . '</a>'.$r[3][0], $temp);
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}
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mysql_free_result($result);
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$previous_match = strpos($body, $r[0][0]);
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$previous_length = strlen($r[0][0]);
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}
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$body = $temp;
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$body = str_replace("\r", '', $body);
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$body = preg_replace("/(^|\n)([\s]+)?(>)([^\n]+)?($|\n)/m", '$1$2<span class="quote">$3$4</span>$5', $body);
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$body = preg_replace("/(^|\n)==(.+?)==\n?/m", "<h2>$2</h2>", $body);
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$body = preg_replace("/'''(.+?)'''/m", "<strong>$1</strong>", $body);
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$body = preg_replace("/\n/", '<br/>', $body);
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}
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function utf8tohtml($utf8, $encodeTags=true) {
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$result = '';
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for ($i = 0; $i < strlen($utf8); $i++) {
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$char = $utf8[$i];
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$ascii = ord($char);
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if ($ascii < 128) {
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// one-byte character
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$result .= ($encodeTags) ? htmlentities($char) : $char;
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} else if ($ascii < 192) {
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// non-utf8 character or not a start byte
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} else if ($ascii < 224) {
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// two-byte character
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$result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8');
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$i++;
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} else if ($ascii < 240) {
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// three-byte character
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$ascii1 = ord($utf8[$i+1]);
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$ascii2 = ord($utf8[$i+2]);
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$unicode = (15 & $ascii) * 4096 +
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(63 & $ascii1) * 64 +
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(63 & $ascii2);
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$result .= "&#$unicode;";
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$i += 2;
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} else if ($ascii < 248) {
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// four-byte character
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$ascii1 = ord($utf8[$i+1]);
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$ascii2 = ord($utf8[$i+2]);
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$ascii3 = ord($utf8[$i+3]);
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$unicode = (15 & $ascii) * 262144 +
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(63 & $ascii1) * 4096 +
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(63 & $ascii2) * 64 +
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(63 & $ascii3);
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$result .= "&#$unicode;";
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$i += 3;
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}
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}
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return $result;
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}
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function buildThread($id) {
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global $sql, $board;
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$id = round($id);
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$query = mysql_query(sprintf(
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"SELECT `id`,`thread`,`subject`,`name`,`email`,`trip`,`body`,`time`,`thumb`,`thumbwidth`,`thumbheight`,`file`,`filewidth`,`fileheight`,`filesize`,`filename` FROM `posts` WHERE (`thread` IS NULL AND `id` = '%s') OR `thread` = '%s' ORDER BY `thread`,`time`",
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$id,
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$id
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), $sql) or error(mysql_error($sql));
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while($post = mysql_fetch_array($query)) {
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if(!isset($thread)) {
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$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'], $post['filename'], false);
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} else {
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$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']));
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}
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file_put_contents(DIR_RES . $id . '.html', Element('thread.html', Array('button'=>BUTTON_REPLY, 'board'=>$board, 'body'=>$thread->build(), 'post_url' => POST_URL, 'index' => ROOT, 'id' => $id)));
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}
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mysql_free_result($query);
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}
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// A lot of the bellow of from BBSchan (An old project by savetheinternet)
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function generate_tripcode ( $name, $length = 10 ) {
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$name = stripslashes ( $name );
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$t = explode('#', $name);
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$nameo = $t[0];
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if ( isset ( $t[1] ) || isset ( $t[2] ) ) {
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$trip = ( ( strlen ( $t[1] ) > 0 ) ? $t[1] : $t[2] );
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if ( ( function_exists ( 'mb_convert_encoding' ) ) ) {
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# mb_substitute_character('none');
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$recoded_cap = mb_convert_encoding ( $trip, 'Shift_JIS', 'UTF-8' );
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}
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$trip = ( ( ! empty ( $recoded_cap ) ) ? $recoded_cap : $trip );
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$salt = substr ( $trip.'H.', 1, 2 );
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$salt = preg_replace ( '/[^\.-z]/', '.', $salt );
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$salt = strtr ( $salt, ':;<=>?@[\]^_`', 'ABCDEFGabcdef' );
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if ( isset ( $t[2] ) ) {
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// secure
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$trip = '!!' . substr ( crypt ( $trip, '@#$%^&*()' ), ( -1 * $length ) );
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} else {
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// insecure
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$trip = '!' . substr ( crypt ( $trip, $salt ), ( -1 * $length ) );
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}
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}
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if ( isset ( $trip ) ) {
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return array ( $nameo, $trip );
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} else {
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return array ( $nameo );
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}
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}
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/*********************************************/
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/* Fonction: imagecreatefrombmp */
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/* Author: DHKold */
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/* Contact: admin@dhkold.com */
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/* Date: The 15th of June 2005 */
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/* Version: 2.0B */
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/*********************************************/
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function imagecreatefrombmp($filename) {
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if (! $f1 = fopen($filename,"rb")) return FALSE;
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$FILE = unpack("vfile_type/Vfile_size/Vreserved/Vbitmap_offset", fread($f1,14));
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if ($FILE['file_type'] != 19778) return FALSE;
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$BMP = unpack('Vheader_size/Vwidth/Vheight/vplanes/vbits_per_pixel'.
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'/Vcompression/Vsize_bitmap/Vhoriz_resolution'.
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'/Vvert_resolution/Vcolors_used/Vcolors_important', fread($f1,40));
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$BMP['colors'] = pow(2,$BMP['bits_per_pixel']);
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if ($BMP['size_bitmap'] == 0) $BMP['size_bitmap'] = $FILE['file_size'] - $FILE['bitmap_offset'];
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$BMP['bytes_per_pixel'] = $BMP['bits_per_pixel']/8;
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$BMP['bytes_per_pixel2'] = ceil($BMP['bytes_per_pixel']);
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$BMP['decal'] = ($BMP['width']*$BMP['bytes_per_pixel']/4);
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$BMP['decal'] -= floor($BMP['width']*$BMP['bytes_per_pixel']/4);
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$BMP['decal'] = 4-(4*$BMP['decal']);
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if ($BMP['decal'] == 4) $BMP['decal'] = 0;
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$PALETTE = array();
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if ($BMP['colors'] < 16777216)
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{
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$PALETTE = unpack('V'.$BMP['colors'], fread($f1,$BMP['colors']*4));
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}
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$IMG = fread($f1,$BMP['size_bitmap']);
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$VIDE = chr(0);
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$res = imagecreatetruecolor($BMP['width'],$BMP['height']);
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$P = 0;
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$Y = $BMP['height']-1;
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while ($Y >= 0)
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{
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$X=0;
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while ($X < $BMP['width'])
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{
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if ($BMP['bits_per_pixel'] == 24)
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$COLOR = unpack("V",substr($IMG,$P,3).$VIDE);
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elseif ($BMP['bits_per_pixel'] == 16)
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{
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$COLOR = unpack("n",substr($IMG,$P,2));
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$COLOR[1] = $PALETTE[$COLOR[1]+1];
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}
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elseif ($BMP['bits_per_pixel'] == 8)
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{
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$COLOR = unpack("n",$VIDE.substr($IMG,$P,1));
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$COLOR[1] = $PALETTE[$COLOR[1]+1];
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}
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elseif ($BMP['bits_per_pixel'] == 4)
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{
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$COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1));
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if (($P*2)%2 == 0) $COLOR[1] = ($COLOR[1] >> 4) ; else $COLOR[1] = ($COLOR[1] & 0x0F);
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$COLOR[1] = $PALETTE[$COLOR[1]+1];
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}
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elseif ($BMP['bits_per_pixel'] == 1)
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{
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$COLOR = unpack("n",$VIDE.substr($IMG,floor($P),1));
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if (($P*8)%8 == 0) $COLOR[1] = $COLOR[1] >>7;
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elseif (($P*8)%8 == 1) $COLOR[1] = ($COLOR[1] & 0x40)>>6;
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elseif (($P*8)%8 == 2) $COLOR[1] = ($COLOR[1] & 0x20)>>5;
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elseif (($P*8)%8 == 3) $COLOR[1] = ($COLOR[1] & 0x10)>>4;
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elseif (($P*8)%8 == 4) $COLOR[1] = ($COLOR[1] & 0x8)>>3;
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elseif (($P*8)%8 == 5) $COLOR[1] = ($COLOR[1] & 0x4)>>2;
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|
|
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 $res;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function resize($type, $source_pic, $destination_pic, $max_width, $max_height) {
|
|||
|
|
$return = Array();
|
|||
|
|
|
|||
|
|
switch($type) {
|
|||
|
|
case 'jpg':
|
|||
|
|
case 'jpeg':
|
|||
|
|
$src = imagecreatefromjpeg($source_pic);
|
|||
|
|
break;
|
|||
|
|
case 'png':
|
|||
|
|
$src = imagecreatefrompng($source_pic);
|
|||
|
|
break;
|
|||
|
|
case 'gif':
|
|||
|
|
$src = imagecreatefromgif($source_pic);
|
|||
|
|
break;
|
|||
|
|
case 'bmp':
|
|||
|
|
$src = imagecreatefrombmp($source_pic);
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
error('Unknwon file extension.');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
list($width,$height)=getimagesize($source_pic);
|
|||
|
|
|
|||
|
|
$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,$tn_height);
|
|||
|
|
imagecopyresampled($tmp,$src,0,0,0,0,$tn_width, $tn_height,$width,$height);
|
|||
|
|
|
|||
|
|
imagejpeg($tmp,$destination_pic,100);
|
|||
|
|
imagedestroy($src);
|
|||
|
|
imagedestroy($tmp);
|
|||
|
|
|
|||
|
|
return $return;
|
|||
|
|
}
|
|||
|
|
?>
|