merged mod branch

1 files changed, 187 insertions, 0 deletions

diff --git a/inc/mod.php b/inc/mod.php
new file mode 100644
index 00000000..4e82aaeb
--- /dev/null
+++ b/inc/mod.php
@@ -0,0 +1,187 @@
+<?php
+		
+	// Creates a small random string for validating moderators' cookies
+	function mkhash($length=12) {
+		// The method here isn't really important,
+		// but I think this generates a relatively
+		// unique string that looks cool.
+		// If you choose to change this, make sure it cannot include a ':' character.
+		return substr(base64_encode(sha1(rand() . time(), true)), 0, $length);
+	}
+	
+	function login($username, $password, $makehash=true) {
+		global $mod;
+		
+		// SHA1 password
+		if($makehash) {
+			$password = sha1($password);
+		}
+		
+		$query = prepare("SELECT `id`,`type` FROM `mods` WHERE `username` = :username AND `password` = :password LIMIT 1");
+		$query->bindValue(':username', $username);
+		$query->bindValue(':password', $password);
+		$query->execute() or error(db_error($query));
+		
+		if($user = $query->fetch()) {
+			return $mod = Array(
+				'id' => $user['id'],
+				'type' => $user['type'],
+				'username' => $username,
+				'password' => $password,
+				'hash' => isset($_SESSION['mod']['hash']) ? $_SESSION['mod']['hash'] : mkhash()
+				);
+		} else return false;
+	}
+	
+	function setCookies() {
+		global $mod, $config;
+		if(!$mod) error('setCookies() was called for a non-moderator!');
+		
+		// $config['cookies']['mod'] contains username:hash
+		setcookie($config['cookies']['mod'], $mod['username'] . ':' . $mod['hash'], time()+$config['cookies']['expire'], $config['cookies']['jail']?$config['root']:'/', null, false, true);
+		
+		// Put $mod in the session
+		$_SESSION['mod'] = $mod;
+		
+		// Lock sessions to IP addresses
+		if($mod['lock_ip'])
+			$_SESSION['mod']['ip'] = $_SERVER['REMOTE_ADDR'];
+	}
+	
+	function destroyCookies() {
+		// Delete the cookies
+		setcookie($config['cookies']['mod'], 'deleted', time()-$config['cookies']['expire'], $config['cookies']['jail']?$config['root']:'/', null, false, true);
+		
+		// Unset the session
+		unset($_SESSION['mod']);
+	}
+	
+	function modLog($action) {
+		global $mod;
+		$query = prepare("INSERT INTO `modlogs` VALUES (:id, :ip, :time, :text)");
+		$query->bindValue(':id', $mod['id'], PDO::PARAM_INT);
+		$query->bindValue(':ip', $_SERVER['REMOTE_ADDR']);
+		$query->bindValue(':time', time(), PDO::PARAM_INT);
+		$query->bindValue(':text', $action);
+		$query->execute() or error(db_error($query));
+	}
+	
+	if(isset($_COOKIE['mod']) && isset($_SESSION['mod']) && is_array($_SESSION['mod'])) {
+		// Should be username:session hash
+		$cookie = explode(':', $_COOKIE['mod']);
+		if(count($cookie) != 2) {
+			destroyCookies();
+			error($config['error']['malformed']);
+		}
+		
+		// Validate session
+		if(	$cookie[0] != $_SESSION['mod']['username'] ||
+			$cookie[1] != $_SESSION['mod']['hash']) {
+			// Malformed cookies
+			destroyCookies();
+			error($config['error']['malformed']);
+		}
+		
+		// Open connection
+		sql_open();
+		
+		// Check username/password
+		if(!login($_SESSION['mod']['username'], $_SESSION['mod']['password'], false)) {
+			destroyCookies();
+			error($config['error']['invalidafter']);
+		}
+		
+	}
+	
+	// Generates a <ul> element with a list of linked
+	// boards and their subtitles. (without the <ul> opening and ending tags)
+	function ulBoards() {
+		global $mod, $config;
+		
+		$body = '';
+		
+		// List of boards
+		$boards = listBoards();
+		
+		foreach($boards as &$b) {
+			$body .= '<li>' . 
+				'<a href="?/' .
+						sprintf($config['board_path'], $b['uri']) . $config['file_index'] .
+						'">' .
+					sprintf($config['board_abbreviation'], $b['uri']) .
+					'</a> - ' .
+					$b['title'] .
+					(isset($b['subtitle']) ? '<span class="unimportant"> — ' . $b['subtitle'] . '</span>' : '') . 
+				'</li>';
+		}
+		
+		if($mod['type'] >= $config['mod']['newboard']) {
+			$body .= '<li style="margin-top:15px;"><a href="?/new"><strong>Create new board</strong></a></li>';
+		}
+		return $body;
+	}
+	
+	function form_newBan($ip=null, $reason='', $continue=false, $delete=false, $board=false) {
+		return '<fieldset><legend>New ban</legend>' . 
+					'<form action="?/ban" method="post">' . 
+						($continue ? '<input type="hidden" name="continue" value="' . htmlentities($continue) . '" />' : '') .
+						($delete ? '<input type="hidden" name="delete" value="' . htmlentities($delete) . '" />' : '') .
+						($board ? '<input type="hidden" name="board" value="' . htmlentities($board) . '" />' : '') .
+						'<table>' .
+						'<tr>' . 
+							'<th><label for="ip">IP</label></th>' .
+							'<td><input type="text" name="ip" id="ip" size="15" maxlength="15" ' . 
+								(isset($ip) ?
+									'value="' . htmlentities($ip) . '" ' : ''
+								) .
+							'/></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<th><label for="reason">Reason</label></th>' .
+							'<td><textarea name="reason" id="reason" rows="5" cols="30">' .
+								htmlentities($reason) .
+							'</textarea></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<th><label for="length">Length</label></th>' .
+							'<td><input type="text" name="length" id="length" size="20" maxlength="40" />' .
+							' <span class="unimportant">(eg. "2d1h30m" or "2 days")</span></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<td></td>' . 
+							'<td><input name="new_ban" type="submit" value="New Ban" /></td>' . 
+						'</tr>' . 
+						'</table>' .
+					'</form>' .
+				'</fieldset>';
+	}
+	
+	function form_newBoard() {
+		return '<fieldset><legend>New board</legend>' . 
+					'<form action="?/new" method="post">' . 
+						'<table>' .
+						'<tr>' . 
+							'<th><label for="board">URI</label></th>' .
+							'<td><input type="text" name="uri" id="board" size="3" maxlength="8" />' .
+							' <span class="unimportant">(eg. "b"; "mu")</span></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<th><label for="title">Title</label></th>' .
+							'<td><input type="text" name="title" id="title" size="15" maxlength="20" />' .
+							' <span class="unimportant">(eg. "Random")</span></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<th><label for="subtitle">Subtitle</label></th>' .
+							'<td><input type="text" name="subtitle" id="subtitle" size="20" maxlength="40" />' .
+							' <span class="unimportant">(optional)</span></td>' .
+						'</tr>' . 
+						'<tr>' . 
+							'<td></td>' . 
+							'<td><input name="new_board" type="submit" value="New Board" /></td>' . 
+						'</tr>' . 
+						'</table>' .
+					'</form>' .
+				'</fieldset>';
+	}
+
+?>
\ No newline at end of file