1
0
mirror of https://github.com/vichan-devel/vichan.git synced 2024-12-14 08:33:01 +01:00
vichan/inc/display.php

531 lines
14 KiB
PHP
Raw Normal View History

2010-11-02 11:57:33 +01:00
<?php
2012-04-11 18:49:22 +02:00
/*
2013-01-20 11:23:46 +01:00
* Copyright (c) 2010-2013 Tinyboard Development Group
2012-04-11 18:49:22 +02:00
*/
2012-04-12 16:18:19 +02:00
if (realpath($_SERVER['SCRIPT_FILENAME']) == str_replace('\\', '/', __FILE__)) {
2012-04-11 18:49:22 +02:00
// You cannot request this file directly.
exit;
}
/*
joaoptm78@gmail.com
http://www.php.net/manual/en/function.filesize.php#100097
*/
function format_bytes($size) {
$units = array(' B', ' KB', ' MB', ' GB', ' TB');
for ($i = 0; $size >= 1024 && $i < 4; $i++) $size /= 1024;
return round($size, 2).$units[$i];
}
function doBoardListPart($list, $root, &$boards) {
2012-04-11 18:49:22 +02:00
global $config;
$body = '';
foreach ($list as $key => $board) {
2012-04-12 16:18:19 +02:00
if (is_array($board))
$body .= ' <span class="sub" data-description="' . $key . '">[' . doBoardListPart($board, $root, $boards) . ']</span> ';
2012-04-11 18:49:22 +02:00
else {
if (gettype($key) == 'string') {
2012-04-11 18:49:22 +02:00
$body .= ' <a href="' . $board . '">' . $key . '</a> /';
} else {
$title = '';
if (isset ($boards[$board])) {
$title = ' title="'.$boards[$board].'"';
}
$body .= ' <a href="' . $root . $board . '/' . $config['file_index'] . '"'.$title.'>' . $board . '</a> /';
2012-04-11 18:49:22 +02:00
}
}
2011-04-13 14:21:07 +02:00
}
2012-04-11 18:49:22 +02:00
$body = preg_replace('/\/$/', '', $body);
2011-04-13 14:21:07 +02:00
2012-04-11 18:49:22 +02:00
return $body;
}
function createBoardlist($mod=false) {
global $config;
2010-11-02 11:57:33 +01:00
2012-08-27 13:50:15 +02:00
if (!isset($config['boards'])) return array('top'=>'','bottom'=>'');
2010-11-02 11:57:33 +01:00
$xboards = listBoards();
$boards = array();
foreach ($xboards as $val) {
$boards[$val['uri']] = $val['title'];
}
$body = doBoardListPart($config['boards'], $mod?'?/':$config['root'], $boards);
if ($config['boardlist_wrap_bracket'] && !preg_match('/\] $/', $body))
2012-04-11 18:49:22 +02:00
$body = '[' . $body . ']';
2010-11-02 11:57:33 +01:00
2012-04-11 18:49:22 +02:00
$body = trim($body);
2013-12-28 00:53:42 +01:00
// Message compact-boardlist.js faster, so that page looks less ugly during loading
$top = "<script type='text/javascript'>if (typeof do_boardlist != 'undefined') do_boardlist();</script>";
2011-02-19 10:16:13 +01:00
2012-08-27 13:50:15 +02:00
return array(
2013-12-28 00:53:42 +01:00
'top' => '<div class="boardlist">' . $body . '</div>' . $top,
2012-04-11 18:49:22 +02:00
'bottom' => '<div class="boardlist bottom">' . $body . '</div>'
);
}
function error($message, $priority = true, $debug_stuff = false) {
2013-08-03 08:01:52 +02:00
global $board, $mod, $config, $db_error;
if (isset($debug_stuff['file']))
$message .= " {$debug_stuff['file']}";
2011-02-19 10:16:13 +01:00
2012-04-12 16:18:19 +02:00
if ($config['syslog'] && $priority !== false) {
2012-04-11 18:49:22 +02:00
// Use LOG_NOTICE instead of LOG_ERR or LOG_WARNING because most error message are not significant.
_syslog($priority !== true ? $priority : LOG_NOTICE, $message);
2011-02-19 10:16:13 +01:00
}
2011-11-18 13:39:13 +01:00
2012-04-12 16:18:19 +02:00
if (defined('STDIN')) {
2012-04-11 18:49:22 +02:00
// Running from CLI
echo('Error: ' . $message . "\n");
2014-04-29 18:48:21 +02:00
debug_print_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
die();
2010-11-02 11:57:33 +01:00
}
2013-08-03 08:01:52 +02:00
if ($config['debug'] && isset($db_error)) {
$debug_stuff = array_combine(array('SQLSTATE', 'Error code', 'Error message'), $db_error);
}
2013-08-17 21:08:54 +02:00
2014-04-20 23:16:15 +02:00
if ($config['debug']) {
$debug_stuff['backtrace'] = debug_backtrace();
}
2013-08-17 21:08:54 +02:00
// Return the bad request header, necessary for AJAX posts
2013-12-23 18:54:24 +01:00
// czaks: is it really so? the ajax errors only work when this is commented out
2014-04-27 15:48:47 +02:00
// better yet use it when ajax is disabled
2013-12-23 18:54:24 +01:00
if (!isset ($_POST['json_response'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
}
2013-08-03 08:01:52 +02:00
2013-09-15 06:03:27 +02:00
// Is there a reason to disable this?
if (isset($_POST['json_response'])) {
header('Content-Type: text/json; charset=utf-8');
die(json_encode(array(
'error' => $message
)));
}
$pw = $config['db']['password'];
$debug_callback = function(&$item) use (&$debug_callback, $pw) {
if (is_array($item)) {
$item = array_filter($item, $debug_callback);
}
return ($item !== $pw || !$pw);
};
if ($debug_stuff)
$debug_stuff = array_filter($debug_stuff, $debug_callback);
2012-08-27 13:50:15 +02:00
die(Element('page.html', array(
'config' => $config,
'title' => _('Error'),
'subtitle' => _('An error has occured.'),
'body' => Element('error.html', array(
'config' => $config,
'message' => $message,
'mod' => $mod,
'board' => isset($board) ? $board : false,
'debug' => is_array($debug_stuff) ? str_replace("\n", '&#10;', utf8tohtml(print_r($debug_stuff, true))) : utf8tohtml($debug_stuff)
))
2012-04-11 18:49:22 +02:00
)));
}
function loginForm($error=false, $username=false, $redirect=false) {
global $config;
2012-08-27 07:19:05 +02:00
die(Element('page.html', array(
'index' => $config['root'],
'title' => _('Login'),
'config' => $config,
'body' => Element('login.html', array(
2011-03-26 09:11:48 +01:00
'config'=>$config,
2012-04-11 18:49:22 +02:00
'error'=>$error,
'username'=>utf8tohtml($username),
'redirect'=>$redirect
2010-12-01 11:24:14 +01:00
)
2012-04-11 18:49:22 +02:00
)
)));
}
function pm_snippet($body, $len=null) {
global $config;
2012-04-12 16:18:19 +02:00
if (!isset($len))
2012-04-11 18:49:22 +02:00
$len = &$config['mod']['snippet_length'];
// Replace line breaks with some whitespace
2013-08-31 05:26:53 +02:00
$body = preg_replace('@<br/?>@i', ' ', $body);
2012-04-11 18:49:22 +02:00
// Strip tags
$body = strip_tags($body);
// Unescape HTML characters, to avoid splitting them in half
$body = html_entity_decode($body, ENT_COMPAT, 'UTF-8');
// calculate strlen() so we can add "..." after if needed
$strlen = mb_strlen($body);
$body = mb_substr($body, 0, $len);
2012-04-11 18:49:22 +02:00
// Re-escape the characters.
return '<em>' . utf8tohtml($body) . ($strlen > $len ? '&hellip;' : '') . '</em>';
}
function capcode($cap) {
global $config;
2012-04-12 16:18:19 +02:00
if (!$cap)
2012-04-11 18:49:22 +02:00
return false;
2012-08-27 13:50:15 +02:00
$capcode = array();
2012-04-12 16:18:19 +02:00
if (isset($config['custom_capcode'][$cap])) {
if (is_array($config['custom_capcode'][$cap])) {
2012-04-11 18:49:22 +02:00
$capcode['cap'] = sprintf($config['custom_capcode'][$cap][0], $cap);
2012-04-12 16:18:19 +02:00
if (isset($config['custom_capcode'][$cap][1]))
2012-04-11 18:49:22 +02:00
$capcode['name'] = $config['custom_capcode'][$cap][1];
2012-04-12 16:18:19 +02:00
if (isset($config['custom_capcode'][$cap][2]))
2012-04-11 18:49:22 +02:00
$capcode['trip'] = $config['custom_capcode'][$cap][2];
} else {
$capcode['cap'] = sprintf($config['custom_capcode'][$cap], $cap);
}
} else {
$capcode['cap'] = sprintf($config['capcode'], $cap);
2010-12-01 11:24:14 +01:00
}
2012-04-11 18:49:22 +02:00
return $capcode;
}
function truncate($body, $url, $max_lines = false, $max_chars = false) {
global $config;
2012-04-12 16:18:19 +02:00
if ($max_lines === false)
2012-04-11 18:49:22 +02:00
$max_lines = $config['body_truncate'];
2012-04-12 16:18:19 +02:00
if ($max_chars === false)
2012-04-11 18:49:22 +02:00
$max_chars = $config['body_truncate_char'];
2013-01-15 02:11:55 +01:00
// We don't want to risk truncating in the middle of an HTML comment.
// It's easiest just to remove them all first.
$body = preg_replace('/<!--.*?-->/s', '', $body);
2012-04-11 18:49:22 +02:00
$original_body = $body;
$lines = substr_count($body, '<br/>');
// Limit line count
2012-04-12 16:18:19 +02:00
if ($lines > $max_lines) {
if (preg_match('/(((.*?)<br\/>){' . $max_lines . '})/', $body, $m))
2012-04-11 18:49:22 +02:00
$body = $m[0];
2011-04-12 10:02:20 +02:00
}
$body = mb_substr($body, 0, $max_chars);
2012-04-11 18:49:22 +02:00
2012-04-12 16:18:19 +02:00
if ($body != $original_body) {
2012-04-11 18:49:22 +02:00
// Remove any corrupt tags at the end
$body = preg_replace('/<([\w]+)?([^>]*)?$/', '', $body);
2011-12-05 00:33:31 +01:00
2012-04-11 18:49:22 +02:00
// Open tags
2012-04-12 16:18:19 +02:00
if (preg_match_all('/<([\w]+)[^>]*>/', $body, $open_tags)) {
2012-04-11 18:49:22 +02:00
2012-08-27 13:50:15 +02:00
$tags = array();
2012-04-12 16:18:19 +02:00
for ($x=0;$x<count($open_tags[0]);$x++) {
if (!preg_match('/\/(\s+)?>$/', $open_tags[0][$x]))
2012-04-11 18:49:22 +02:00
$tags[] = $open_tags[1][$x];
}
// List successfully closed tags
2012-04-12 16:18:19 +02:00
if (preg_match_all('/(<\/([\w]+))>/', $body, $closed_tags)) {
for ($x=0;$x<count($closed_tags[0]);$x++) {
2012-04-11 18:49:22 +02:00
unset($tags[array_search($closed_tags[2][$x], $tags)]);
}
}
// remove broken HTML entity at the end (if existent)
$body = preg_replace('/&[^;]+$/', '', $body);
$tags_no_close_needed = array("colgroup", "dd", "dt", "li", "optgroup", "option", "p", "tbody", "td", "tfoot", "th", "thead", "tr", "br", "img");
2012-04-11 18:49:22 +02:00
// Close any open tags
2012-04-12 16:18:19 +02:00
foreach ($tags as &$tag) {
if (!in_array($tag, $tags_no_close_needed))
$body .= "</{$tag}>";
2011-12-05 00:33:31 +01:00
}
} else {
2012-04-11 18:49:22 +02:00
// remove broken HTML entity at the end (if existent)
$body = preg_replace('/&[^;]*$/', '', $body);
}
$body .= '<span class="toolong">'.sprintf(_('Post too long. Click <a href="%s">here</a> to view the full text.'), $url).'</span>';
}
2012-04-11 18:49:22 +02:00
return $body;
}
function bidi_cleanup($data) {
// Closes all embedded RTL and LTR unicode formatting blocks in a string so that
// it can be used inside another without controlling its direction.
$explicits = '\xE2\x80\xAA|\xE2\x80\xAB|\xE2\x80\xAD|\xE2\x80\xAE';
$pdf = '\xE2\x80\xAC';
preg_match_all("!$explicits!", $data, $m1, PREG_OFFSET_CAPTURE | PREG_SET_ORDER);
preg_match_all("!$pdf!", $data, $m2, PREG_OFFSET_CAPTURE | PREG_SET_ORDER);
if (count($m1) || count($m2)){
$p = array();
foreach ($m1 as $m){ $p[$m[0][1]] = 'push'; }
foreach ($m2 as $m){ $p[$m[0][1]] = 'pop'; }
ksort($p);
$offset = 0;
$stack = 0;
foreach ($p as $pos => $type){
if ($type == 'push'){
$stack++;
}else{
if ($stack){
$stack--;
}else{
# we have a pop without a push - remove it
$data = substr($data, 0, $pos-$offset)
.substr($data, $pos+3-$offset);
$offset += 3;
}
}
}
# now add some pops if your stack is bigger than 0
for ($i=0; $i<$stack; $i++){
$data .= "\xE2\x80\xAC";
}
return $data;
}
return $data;
}
2012-08-27 07:19:05 +02:00
function secure_link_confirm($text, $title, $confirm_message, $href) {
global $config;
2013-07-31 08:08:55 +02:00
return '<a onclick="if (event.which==2) return true;if (confirm(\'' . htmlentities(addslashes($confirm_message)) . '\')) document.location=\'?/' . htmlspecialchars(addslashes($href . '/' . make_secure_link_token($href))) . '\';return false;" title="' . htmlentities($title) . '" href="?/' . $href . '">' . $text . '</a>';
2012-08-27 07:19:05 +02:00
}
function secure_link($href) {
return $href . '/' . make_secure_link_token($href);
2012-04-11 18:49:22 +02:00
}
function embed_html($link) {
global $config;
foreach ($config['embedding'] as $embed) {
if ($html = preg_replace($embed[0], $embed[1], $link)) {
if ($html == $link)
continue; // Nope
$html = str_replace('%%tb_width%%', $config['embed_width'], $html);
$html = str_replace('%%tb_height%%', $config['embed_height'], $html);
return $html;
}
}
if ($link[0] == '<') {
// Prior to v0.9.6-dev-8, HTML code for embedding was stored in the database instead of the link.
return $link;
}
return 'Embedding error.';
}
2012-04-11 18:49:22 +02:00
class Post {
2014-10-23 12:07:54 +02:00
public $clean;
public function __construct($post, $root=null, $mod=false) {
2011-04-17 07:28:15 +02:00
global $config;
2012-04-12 16:18:19 +02:00
if (!isset($root))
2012-04-11 18:49:22 +02:00
$root = &$config['root'];
foreach ($post as $key => $value) {
$this->{$key} = $value;
}
2014-04-27 15:48:47 +02:00
if (isset($this->files) && $this->files) {
$this->files = is_string($this->files) ? json_decode($this->files) : $this->files;
// Compatibility for posts before individual file hashing
2015-02-26 02:15:45 +01:00
if ($this->files) {
foreach ($this->files as $i => &$file) {
if (empty($file)) {
unset($this->files[$i]);
continue;
}
if (!isset($file->hash))
$file->hash = $this->filehash;
}
2015-02-26 02:15:45 +01:00
}
}
$this->subject = utf8tohtml($this->subject);
$this->name = utf8tohtml($this->name);
2012-04-11 18:49:22 +02:00
$this->mod = $mod;
$this->root = $root;
2011-04-17 07:28:15 +02:00
if ($this->embed)
$this->embed = embed_html($this->embed);
$this->modifiers = extract_modifiers($this->body_nomarkup);
2013-08-29 07:29:04 +02:00
if ($config['always_regenerate_markup']) {
$this->body = $this->body_nomarkup;
markup($this->body);
}
2012-04-12 16:18:19 +02:00
if ($this->mod)
2012-04-11 18:49:22 +02:00
// Fix internal links
// Very complicated regex
$this->body = preg_replace(
2013-07-31 08:08:55 +02:00
'/<a((([a-zA-Z]+="[^"]+")|[a-zA-Z]+=[a-zA-Z]+|\s)*)href="' . preg_quote($config['root'], '/') . '(' . sprintf(preg_quote($config['board_path'], '/'), $config['board_regex']) . ')/u',
2012-04-11 18:49:22 +02:00
'<a $1href="?/$4',
$this->body
);
}
2014-06-24 21:40:16 +02:00
public function link($pre = '', $page = false) {
2012-04-11 18:49:22 +02:00
global $config, $board;
2011-04-17 07:28:15 +02:00
2014-06-24 21:40:16 +02:00
return $this->root . $board['dir'] . $config['dir']['res'] . sprintf(($page ? $page : $config['file_page']), $this->thread) . '#' . $pre . $this->id;
2012-04-11 18:49:22 +02:00
}
2013-08-16 20:11:24 +02:00
2012-04-11 18:49:22 +02:00
public function build($index=false) {
global $board, $config;
return Element('post_reply.html', array(
'config' => $config,
'board' => $board,
'post' => &$this,
'index' => $index,
'mod' => $this->mod,
'clean' => $this->getClean(),
));
}
public function getClean($actually_do = false) {
2014-11-21 13:05:20 +01:00
global $board, $config;
if( !isset( $this->clean ) && $actually_do ) {
2014-11-21 13:05:20 +01:00
if ($config['cache']['enabled'] && $this->clean = cache::get("post_clean_{$board['uri']}_{$this->id}")) {
return $this->clean;
}
$query = prepare("SELECT * FROM `post_clean` WHERE `post_id` = :post AND `board_id` = :board");
$query->bindValue( ':board', $board['uri'] );
$query->bindValue( ':post', $this->id );
$query->execute() or error(db_error($query));
if( !($this->clean = $query->fetch(PDO::FETCH_ASSOC)) ) {
$this->clean = array(
'post_id' => $this->id,
'board_id' => $board['uri'],
'clean_local' => "0",
'clean_global' => "0",
'clean_local_mod_id' => null,
'clean_global_mod_id' => null,
);
2015-01-22 08:53:43 +01:00
if ($config['cache']['enabled'])
cache::set("post_clean_{$board['uri']}_{$this->id}", $this->clean);
}
} else {
$this->clean = array();
}
return $this->clean;
}
2012-04-11 18:49:22 +02:00
};
class Thread extends Post {
public function __construct($post, $root = null, $mod = false, $hr = true) {
2012-04-11 18:49:22 +02:00
global $config;
2012-04-12 16:18:19 +02:00
if (!isset($root))
2012-04-11 18:49:22 +02:00
$root = &$config['root'];
foreach ($post as $key => $value) {
$this->{$key} = $value;
}
2014-04-27 15:48:47 +02:00
if (isset($this->files))
$this->files = is_string($this->files) ? json_decode($this->files) : $this->files;
2014-04-27 15:48:47 +02:00
$this->subject = utf8tohtml($this->subject);
$this->name = utf8tohtml($this->name);
2012-04-11 18:49:22 +02:00
$this->mod = $mod;
$this->root = $root;
2012-04-11 18:49:22 +02:00
$this->hr = $hr;
$this->posts = array();
2012-04-11 18:49:22 +02:00
$this->omitted = 0;
$this->omitted_images = 0;
if ($this->embed)
$this->embed = embed_html($this->embed);
$this->modifiers = extract_modifiers($this->body_nomarkup);
2013-08-29 07:29:04 +02:00
if ($config['always_regenerate_markup']) {
$this->body = $this->body_nomarkup;
markup($this->body);
}
2012-04-12 16:18:19 +02:00
if ($this->mod)
2012-04-11 18:49:22 +02:00
// Fix internal links
// Very complicated regex
$this->body = preg_replace(
2013-07-31 08:08:55 +02:00
'/<a((([a-zA-Z]+="[^"]+")|[a-zA-Z]+=[a-zA-Z]+|\s)*)href="' . preg_quote($config['root'], '/') . '(' . sprintf(preg_quote($config['board_path'], '/'), $config['board_regex']) . ')/u',
'<a $1href="?/$4',
2012-04-11 18:49:22 +02:00
$this->body
);
}
2014-06-24 21:40:16 +02:00
public function link($pre = '', $page = false) {
2012-04-11 18:49:22 +02:00
global $config, $board;
2014-06-24 21:40:16 +02:00
return $this->root . $board['dir'] . $config['dir']['res'] . sprintf(($page ? $page : $config['file_page']), $this->id) . '#' . $pre . $this->id;
2012-04-11 18:49:22 +02:00
}
public function add(Post $post) {
$this->posts[] = $post;
}
public function postCount() {
2014-04-27 15:48:47 +02:00
return count($this->posts) + $this->omitted;
}
public function build($index=false, $isnoko50=false) {
2012-04-11 18:49:22 +02:00
global $board, $config, $debug;
$hasnoko50 = $this->postCount() >= $config['noko50_min'];
event('show-thread', $this);
2015-04-22 05:54:48 +02:00
$file = ($index && $config['file_board']) ? 'post_thread_fileboard.html' : 'post_thread.html';
$built = Element($file, array(
'config' => $config,
'board' => $board,
'post' => &$this,
'index' => $index,
'hasnoko50' => $hasnoko50,
'isnoko50' => $isnoko50,
'mod' => $this->mod,
'clean' => $this->getClean(),
));
2012-04-11 18:49:22 +02:00
return $built;
}
};