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Path: /data/applications/aps/tikiwiki/3.2.0-5/standard/htdocs/lib/logs/ [ Home ]
File: logslib.php
<?php
// $Id: /cvsroot/tikiwiki/tiki/lib/logs/logslib.php,v 1.54.2.5 2008-01-22 16:58:23 sylvieg Exp $

//this script may only be included - so its better to die if called directly.
if (strpos($_SERVER["SCRIPT_NAME"],basename(__FILE__)) !== false) {
  header("location: index.php");
  exit;
}

class LogsLib extends TikiLib {

	function LogsLib($db) {
		$this->TikiLib($db);
	}

	function add_log($type,$message,$who='',$ip='',$client='',$time='') {
		global $user;
		if (!$who) {
			if ($user) {
				$who = $user;
			} else {
				$who = 'Anonymous';
			}
		}
		if (!$ip) {
			$ip = $this->get_ip_address();
		}
		if (!$client) {
			if (!$_SERVER['HTTP_USER_AGENT']) {
				$client = 'NO USER AGENT';
			} else {
				$client = $_SERVER['HTTP_USER_AGENT'];
			}
		}
		if (!$time) {
			$time = $this->now;
		}
		$query = "insert into `tiki_logs` (`logtype`,`logmessage`,`loguser`,`logip`,`logclient`,`logtime`) values (?,?,?,?,?,?)";
		$result = $this->query($query,array($type,$message,$who,$ip,$client,(int)$time));
	}

	function list_logs($type='',$user='',$offset=0,$maxRecords=-1,$sort_mode='logtime_desc',$find='',$min=0,$max=0) {
		$bindvars = array();
		$amid = array();
		$mid = '';
		if ($find) {
			$findesc = '%'.$find.'%';
			$amid[] = "`logmessage` like ? or `loguser` like ? or 'logip' like ?";
			$bindvars[] = $findesc;
			$bindvars[] = $findesc;
			$bindvars[] = $findesc;
		}
		if ($type) {
			$amid[] = "`logtype` = ?";
			$bindvars[] = $type;
		}
		if ($user) {
			if (is_array($user)) {
				$amid[] = '`loguser` in ('.implode(',',array_fill(0,count($user),'?')).')';
				foreach ($user as $u)
					$bindvars[] = $u;
			} else {
				$amid[] = "`loguser` = ?";
				$bindvars[] = $user ;
			}
		}

		if ($min) {
			$amid[] = "`logtime` > ?";
			$bindvars[] = $min;
		}
		if ($max) {
			$amid[] = "`logtime` < ?";
			$bindvars[] = $max;
		}
		if (count($amid)) {
			$mid = " where ".implode(" and ",$amid)." ";
		}
		$query = "select `logId`,`loguser`,`logtype`,`logmessage`,`logtime`,`logip`,`logclient` ";
		$query.= " from `tiki_logs` $mid order by ".$this->convert_sortmode($sort_mode);
		$query_cant = "select count(*) from `tiki_logs` $mid";
		$result = $this->query($query,$bindvars,$maxRecords,$offset);
		$cant = $this->getOne($query_cant,$bindvars);
		$ret = array();
		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}
		$retval = array();
		$retval["data"] = $ret;
		$retval["cant"] = $cant;
		return $retval;
	}
	function clean_logs($date) {
		$query = "delete from `tiki_logs` where `logtime`<=?";
		$this->query($query, array((int)$date));
	}

	/* action = "Updated", "Created", "Removed", "Viewed", "Removed version $version", "Changed actual version to $version"
	 * type = 'wiki page', 'category', 'article', 'image gallery', 'tracker', 'forum thread'
	 * TODO: merge $param and $contributions together into a hash and but everything in actionlog_params
	*/
	function add_action($action, $object, $objectType='wiki page', $param='', $who='', $ip='', $client='', $date='', $contributions='', $hash='') {
		global $user, $prefs;
		if ($objectType == 'wiki page' && $action != 'Viewed')
			$logObject = true; // to have the tiki_my_edit, history and mod-last_modif_pages
		else
			$logObject = $this->action_must_be_logged($action, $objectType);
		$logCateg = $prefs['feature_categories'] == 'y'? $this->action_must_be_logged('*', 'category'): false;
		if (!$logObject && !$logCateg)
			return 0;
		if ($date == '')
			$date = $this->now;
		if ($who == '')
			$who = $user;
		if ($ip == '')
			$ip = $this->get_ip_address();
		if ($client == '')
			$client = $_SERVER['HTTP_USER_AGENT'];
		if ($logCateg) {
			global $categlib; include_once('lib/categories/categlib.php');
			if ($objectType == 'comment') {
				preg_match('/type=([^&]*)/', $param, $matches);
				$categs = $categlib->get_object_categories($matches[1], $object);
			} else
				$categs = $categlib->get_object_categories($objectType, $object);
		}
		if ($logObject && !$logCateg) {
			$query = "insert into `tiki_actionlog` (`action`,`object`,`lastModif`,`user`,`ip`,`comment`, `objectType`) values(?,?,?,?,?,?,?)";
			$this->query($query, array($action, $object, (int)$date, $who, $ip, $param, $objectType));
		} elseif ($logObject) {
			if (sizeof($categs) > 0) {
				foreach ($categs as $categ) {
					$query = "insert into `tiki_actionlog` (`action`,`object`,`lastModif`,`user`,`ip`,`comment`, `objectType`, `categId`) values(?,?,?,?,?,?,?,?)";
					$this->query($query, array($action, $object, (int)$date, $who, $ip, $param, $objectType, $categ));
				}
			} else {
				$query = "insert into `tiki_actionlog` (`action`,`object`,`lastModif`,`user`,`ip`,`comment`, `objectType`) values(?,?,?,?,?,?,?)";
				$this->query($query, array($action, $object, (int)$date, $who, $ip, $param, $objectType));
			}
		}
		$query = "select `actionId` from `tiki_actionlog` where `action`=? and `object`=? and `lastModif`=? and `user`=? and `ip`=?";
		$result = $this->query($query, array($action, $object, (int)$date, $who, $ip));
		$actions = array();
		while ($res = $result->fetchRow()) {
			$actions[] = $res['actionId'];
		}
		if (!empty($contributions)) {
			foreach ($actions as $a) {
				$query = "insert into `tiki_actionlog_params` (`actionId`, `name`, `value`) values(?,?,?)";
				foreach ($contributions as $contribution) {
					$this->query($query, array($a, 'contribution', $contribution));			
				}
			}
		}
		if (!empty($hash)) {
			$query = "insert into `tiki_actionlog_params` (`actionId`, `name`, `value`) values(?,?,?)";
			foreach ($actions as $a) {
				foreach ($hash as $h) {
			  		foreach ($h as $param=>$val) {
						$this->query($query, array($a, $param, $val));
					}
				}
			}
		}
		return  isset($actions[0])? $actions[0]: 0;
	}
	function action_must_be_logged($action, $objectType) {
		global $prefs;
		if ($prefs['feature_actionlog'] != 'y')
			return true; // for previous compatibility - the new action are added with a if ($feature..)
		$logActions = $this->get_all_actionlog_conf();
		foreach ($logActions as $conf) {
			if ($conf['action'] == $action && $conf['objectType'] == $objectType && ($conf['status'] == 'y' || $conf['status'] == 'v'))
				return true;
		}
		return false;
	}
	function action_is_viewed($action, $objectType) {
		global $prefs;
		if ($prefs['feature_actionlog'] != 'y')
			return true; // for previous compatibility - the new action are added with a if ($feature..)
		$logActions = $this->get_all_actionlog_conf();
		foreach ($logActions as $conf) {
			if ($conf['action'] == $action && $conf['objectType'] == $objectType && $conf['status'] == 'v')
				return true;
		}
		return false;
	}
	function set_actionlog_conf($action, $objectType, $status) {
		global $actionlogConf;
		$this->delete_actionlog_conf($action, $objectType);
		$query = "insert into `tiki_actionlog_conf` (`action`, `objectType`, `status`) values(?, ?, ?)";
		$this->query($query, array($action, $objectType, $status));
		unset($actionlogConf);
	}
	function delete_actionlog_conf($action, $objectType) {
		$query = "delete from `tiki_actionlog_conf` where `action`=? and `objectType`= ?";
		$this->query($query, array($action, $objectType));
	}
	function get_all_actionlog_conf() {
		global $actionlogConf;
		if (!isset($actionlogConf)) {
			$actionlogConf = array();
			$query = "select * from `tiki_actionlog_conf` order by `objectType` desc, `action` asc";
			$result = $this->query($query, array());
			while ($res = $result->fetchRow()) {
				$res['code'] = $this->encode_actionlog_conf($res['action'], $res['objectType']);
				$actionlogConf[] = $res;
			}
		}
		return $actionlogConf;
	}
	function encode_actionlog_conf($action, $objectType) {
		return str_replace(' ', '0', $action.'_'.$objectType);
	}
	function decode_actionlog_conf($string) {
		return split('_', str_replace('0', ' ', $conf));
	}
	function list_actions($action='', $objectType='',$user='',$offset=0,$maxRecords=-1,$sort_mode='lastModif_desc',$find='',$start=0,$end=0, $categId='') {
		global $prefs, $section, $tikilib, $contributionlib;
		include_once('lib/contribution/contributionlib.php');

		$bindvars = array();
		$bindvarsU = array();
		$amid = array();
		$mid1 = '';
		$mid2 = '';
		if ($find) {
			$findesc = '%'.$find.'%';
			$amid[] = "`comment` like ?";
			$bindvars[] = $findesc;
		}
		if ($action) {
			$amid[] = "`action` = ?";
			$bindvars[] = $action;
		}
		if ($objectType) {
			$amid[] = "c.`objectType` = ?";
			$bindvars[] = $objectType;
		}
		if ($user == 'Anonymous') {
			$amid[] = "`user` = ?";
			$bindvars[] = '' ;
		} elseif ($user == 'Registered') {
			$amid[] = "`user` != ?";
			$bindvars[] = '' ;
		} else if ($user) {
			if (is_array($user)) {
				$mid1 = '`user` in ('.implode(',',array_fill(0,count($user),'?')).')';
				$mid2 = 'ap.`value` in ('.implode(',',array_fill(0,count($user),'?')).') and ap.`name`=? and ap.`actionId`=a.`actionId`';
				foreach ($user as $u)
					$bindvarsU[] = $u;
				foreach ($user as $u)
					$bindvarsU[] = $tikilib->get_user_id($u);
				$bindvarsU[] = 'contributor';
			} else {
				$mid1 = '`user` = ?';
				$mid2 = 'ap.`value`=? and ap.`name`=? and ap.`actionId`=a.`actionId`';
				$bindvarsU[] = $user ;
				$bindvarsU[] = $tikilib->get_user_id($user) ;
				$bindvarsU[] = 'contributor';
			}
		}
		if ($start) {
			$amid[] = "`lastModif` > ?";
			$bindvars[] = $start;
		}
		if ($end) {
			$amid[] = "`lastModif` < ?";
			$bindvars[] = $end;
		}
		if ($categId && $categId != 0) {
			if (is_array($categId)) {
				$amid[] = "`categId`in (?)";
				$bindvars[] = implode(",", $categId);
			} else {
				$amid[] = "`categId` = ?";
				$bindvars[] = $categId;
			}
		}
		$amid[] = " a.`action` = c.`action` and a.`objectType` = c.`objectType` and (c.`status` = 'y' or c.`status` = 'v')";

		if (count($amid)) {
			$mid = implode(" and ",$amid);
		}
		if (!empty($bindvarsU)) {
			$bindvars = array_merge($bindvars, $bindvarsU, $bindvars);
			$query = "(select a.* from `tiki_actionlog` a ,`tiki_actionlog_conf` c where $mid and $mid1)";
			$query .= "union (select a.* from `tiki_actionlog` a ,`tiki_actionlog_conf` c,`tiki_actionlog_params` ap where $mid2 and $mid)";
		} else {
			$query = "select a.* from `tiki_actionlog` a ,`tiki_actionlog_conf` c where $mid";
		}
		$query .= " order by ".$this->convert_sortmode($sort_mode);
		$result = $this->query($query, $bindvars, $maxRecords, $offset);
		$ret = array();
		while ($res = $result->fetchRow()) {
			if ($this->action_is_viewed($res['action'], $res['objectType'])) {
				if ($prefs['feature_contribution'] == 'y' && ($res['action'] == 'Created' || $res['action'] == 'Updated' || $res['action'] == 'Posted' || $res['action'] == 'Replied')) {
					if  ($res['objectType'] == 'wiki page') {
						$res['contributions'] = $this->get_action_contributions($res['actionId']);
					} elseif ($id = $this->get_comment_action($res)) {
						$res['contributions'] = $this->get_action_contributions($res['actionId']);
					} else {
						$res['contributions'] = $contributionlib->get_assigned_contributions($res['object'], $res['objectType']); // todo: do a left join
					}
				}
				if ($prefs['feature_contributor_wiki'] == 'y' && $res['objectType'] == 'wiki page') {
					$res['contributors'] = $this->get_contributors($res['actionId']);
					$res['nbContributors'] = 1 + sizeof($res['contributors']);
				}
				if ($res['objectType'] == 'comment' && empty($res['categId'])) { // patch for xavi
					global $categlib; include_once('lib/categories/categlib.php');
					preg_match('/type=([^&]*)/', $res['comment'], $matches);
					$categs = $categlib->get_object_categories($matches[1], $res['object']);
					$i = 0;
					foreach ($categs as $categId) {
						$res['categId'] = $categId;
						if ($i++ > 0)
							$ret[] = $res;
					}
				} 
				$ret[] = $res;
			}
		}
		return $ret;
	}
	function sort_by_date($action1, $action2) {
		return ($action1['lastModif'] -  $action2['lastModif']);
	}
	function get_login_time($logins, $startDate, $endDate, $actions) {
		if ($endDate > $this->now)
			$endDate = $this->now;
		$logTimes = array();
		foreach ($logins as $login) {
			if (!array_key_exists($login['loguser'], $logTimes)) {
				if ($login['logmessage'] == 'timeout' || $login['logmessage'] == 'logged out')
					$logTimes[$login['loguser']]['last'] = $startDate;
				else
					$logTimes[$login['loguser']]['last'] = 0;
				$logTimes[$login['loguser']]['time'] = 0;
				$logTimes[$login['loguser']]['nbLogins'] = 0;
			}
			if (strstr($login['logmessage'], 'logged from') || $login['logmessage'] == 'back') {
				if (strstr($login['logmessage'], 'logged from'))
					++$logTimes[$login['loguser']]['nbLogins'];
				if ($logTimes[$login['loguser']]['last'] == 0) // can be already log in
					$logTimes[$login['loguser']]['last'] = $login['logtime'];
			} elseif (($login['logmessage'] == 'timeout' || $login['logmessage'] == 'logged out') && $logTimes[$login['loguser']]['last'] > 0) {
				$logTimes[$login['loguser']]['time'] += $login['logtime'] - $logTimes[$login['loguser']]['last'];
				$logTimes[$login['loguser']]['last'] = 0;
			}
		}
		foreach ($logTimes as $user=>$logTime) {// update time for those still logged in
			if ($logTime['last'])
				$logTimes[$user]['time'] += $endDate - $logTime['last'];
		}
		foreach ($actions as $action) { // update time for those who were always logged in
			if ($action['user'] && !array_key_exists($action['user'], $logTimes)) {
				$logTimes[$action['user']]['time'] = $endDate - $startDate;
			}
		}
		foreach ($logTimes as $user=>$login) {
			$nbMin = floor($login['time']/60);
			$nbHour = floor($nbMin/60);
			$nbDay = floor($nbHour/24);
			$logTimes[$user]['secs'] = $login['time'] - $nbMin*60;
			$logTimes[$user]['mins'] = $nbMin - $nbHour*60;
			$logTimes[$user]['hours'] = $nbHour - $nbDay*24;
			$logTimes[$user]['days'] = $nbDay;
		}
	return $logTimes;
	}
	function get_volume_action($action) {
		$bytes = array();
		if (preg_match('/bytes=([0-9\-+]+)/', $action['comment'], $matches)) {//old syntax
			if (preg_match('/\+([0-9]+)/', $matches[1], $m))
				$bytes['add'] = $m[1];
			if (preg_match('/\-([0-9]+)/', $matches[1], $m))
				$bytes['del'] = $m[1];
		} else {
			if (preg_match('/add=([0-9\-+]+)/', $action['comment'], $matches))
				$bytes['add'] = $matches[1];
			if (preg_match('/del=([0-9\-+]+)/', $action['comment'], $matches))
				$bytes['del'] = $matches[1];
		}
		return $bytes;
	}
	function get_comment_action($action) {
		if (preg_match('/comments_parentId=([0-9\-+]+)/', $action['comment'], $matches))
			return $matches[1];
		elseif (preg_match('/#threadId([0-9\-+]+)/', $action['comment'], $matches))
			return $matches[1];
		elseif (preg_match('/sheetId=([0-9]+)/', $action['comment'], $matches))
			return $matches[1];
		elseif (preg_match('/postId=([0-9]+)/', $action['comment'], $matches))
			return $matches[1];
		else
			return '';
	}
	function get_stat_actions_per_user($actions) {
		$stats = $this->get_stat_actions_per_field($actions, 'user');
		return $stats;
	}
	function get_stat_actions_per_field($actions, $field='user') {
		$stats = array();
		$actions2 = array();
		
		foreach ($actions as $action) {
			unset($action['categId']);
			if (!in_array($action, $actions2))
				$actions2[] = $action;
		}
		$actionlogConf = $this->get_all_actionlog_conf();
		foreach ($actions2 as $action) {			
			$key = $action[$field];
			if (!array_key_exists($action[$field], $stats)) {
				$stats[$key][$field] = $action[$field];
				foreach ($actionlogConf as $conf) {
					if ($conf['status'] == 'v' && $conf['action'] != '*')// don't take category
						$stats[$key][$conf['action'].'/'.$conf['objectType']] = 0;
				}
				if ($field == 'object')  $stats[$key]['link'] = $action['link'];				
			}
			++$stats[$key][$action['action'].'/'.$action['objectType']];
		}
		sort($stats); // will sort on the first field
		return $stats;
	}
	function get_stat_contributions_per_group($actions, $selectedGroups) {
		global $tikilib;
		$statGroups = array();
		foreach ($actions as $action) {
			if (!empty($previousAction) && $action['lastModif'] == $previousAction['lastModif'] && $action['user'] == $previousAction['user'] && $action['object'] == $previousAction['object'] && $action['objectType'] == $previousAction['objectType'])
					continue;	// differ only by the categories
			$previousAction = $action;
			if (empty($action['user'])) {
				$groups = array('Anonymous');
			} else {
				$groups = $tikilib->get_user_groups($action['user']);
				$groups = array_diff($groups, array('Anonymous'));
			}
			foreach ($groups as $key=>$group) {
				if (isset($selectedGroups) && $selectedGroups[$group] != 'y')
					continue;
				if (empty($action['contributions']))
					continue;
				foreach ($action['contributions'] as $contribution) {
					if (!isset($statGroups[$group])) {
						$statGroups[$group][$contribution['name']]['add'] = 0;
						$statGroups[$group][$contribution['name']]['del'] = 0;
						$statGroups[$group][$contribution['name']]['dif'] = 0;
					}
					$statGroups[$group][$contribution['name']]['add'] += $action['contributorAdd'];
					$statGroups[$group][$contribution['name']]['del'] += $action['contributorDel'];
					$statGroups[$group][$contribution['name']]['dif'] += $action['contributorAdd'] - $action['contributorDel'];
				}
			}
		}
		ksort($statGroups);
		return $statGroups;
	}
	function get_action_stat_categ($actions, $categNames) {
		$stats = array();
		$actionlogConf = $this->get_all_actionlog_conf();
		foreach ($actions as $action) {
			//if ($action['categId'] == 0) print also stat for non categ object
			//	continue;
			$key = $action['categId'];
			if (!array_key_exists($key, $stats)) {
				$stats[$key]['category'] = $key? $categNames[$key]: '';
				foreach ($actionlogConf as $conf) {
					if ($conf['status'] == 'v' && $conf['action'] != '*')// don't take category
						$stats[$key][$conf['action'].'/'.$conf['objectType']] = 0;
				}
			}
			++$stats[$key][$action['action'].'/'.$action['objectType']];
		}
		sort($stats); //sort on the first field category
		return $stats;
	}
	function get_action_vol_categ($actions, $categNames) {
		$stats = array();
		$actionlogConf = $this->get_all_actionlog_conf();
		foreach ($actions as $action) {
			//if ($action['categId'] == 0) print also stat for non categ object
			//	continue;
			if (!($bytes = $this->get_volume_action($action)))
				continue;
			$key = $action['categId'];
			if (!array_key_exists($key, $stats))
				$stats[$key]['category'] = $key? $categNames[$key]: '';
			if (!isset($stats[$key][$action['objectType']]['add'])) {
				$stats[$key][$action['objectType']]['add'] = 0;
				$stats[$key][$action['objectType']]['del'] = 0;
				$stats[$key][$action['objectType']]['dif'] = 0;
			}
			$dif = 0;
			if (isset($bytes['add'])) {
				$stats[$key][$action['objectType']]['add'] += $bytes['add'];
				$dif = $bytes['add'];
			}
			if (isset($bytes['del'])) {
				$stats[$key][$action['objectType']]['del'] += $bytes['del'];
				$dif -= $bytes['del'];
			}
			$stats[$key][$action['objectType']]['dif'] += $dif;
		}
		sort($stats); //sort on the first field category
		return $stats;
	}
	function get_action_vol_user_categ($actions, $categNames) {
		$stats = array();
		$actionlogConf = $this->get_all_actionlog_conf();
		foreach ($actions as $action) {
			//if ($action['categId'] == 0) print also stat for non categ object
			//	continue;
			if ($action['user'] == '' || !($bytes = $this->get_volume_action($action)))
				continue;
			$key = $action['categId'].'/'.$action['user'];
			if (!array_key_exists($key, $stats)) {
				$stats[$key]['category'] = $action['categId']? $categNames[$action['categId']]: '';
				$stats[$key]['user'] = $action['user'];
			}
			if (!isset($stats[$key][$action['objectType']]['add'])) {
				$stats[$key][$action['objectType']]['add'] = 0;
				$stats[$key][$action['objectType']]['del'] = 0;
				$stats[$key][$action['objectType']]['dif'] = 0;
			}
			$dif = 0;
			if (isset($bytes['add'])) {
				$stats[$key][$action['objectType']]['add'] += $bytes['add'];
				$dif = $bytes['add'];
			}
			if (isset($bytes['del'])) {
				$stats[$key][$action['objectType']]['del'] += $bytes['del'];
				$dif -= $bytes['del'];
			}
			$stats[$key][$action['objectType']]['dif'] += $dif;
		}
		sort($stats); //sort on the first field category
		return $stats;
	}
	function get_action_vol_type($vols) {
		$types = array();
		foreach ($vols as $vol) {
			foreach ($vol as $key=>$value) {
				if ($key != 'category' && $key != 'user' && !in_array($key, $types))
					$types[] = $key;
			}
		}
		return $types;
	}
	function get_actions_per_user_categ($actions, $categNames) {
		$stats = array();
		$actionlogConf = $this->get_all_actionlog_conf();
		foreach ($actions as $action) {
			if (empty($action['categId']))
				continue;
			$key = $action['categId'].'/'.$action['user'];;
			if (!array_key_exists($key, $stats)) {
				$stats[$key]['category'] = $categNames[$action['categId']];
				$stats[$key]['user'] = $action['user'];
				foreach ($actionlogConf as $conf) {
					if ($conf['status'] == 'v' && $conf['action'] != '*')// don't take category
						$stats[$key][$conf['action'].'/'.$conf['objectType']] = 0;
				}
			}
			++$stats[$key][$action['action'].'/'.$action['objectType']];
		}
		sort($stats); // sort on the first fields categ , then user
		return $stats;
	}
	function in_kb($vol) {
		for ($i = count($vol) -1; $i >= 0; --$i) {
			foreach ($vol[$i] as $k=>$v) {
				if ($k != 'category' && $k != 'user') {
					$vol[$i][$k]['add'] = round($vol[$i][$k]['add']/1024);
					$vol[$i][$k]['del'] = round($vol[$i][$k]['del']/1024);
					$vol[$i][$k]['dif'] = round($vol[$i][$k]['dif']/1024);
				}
			}
		}
		return $vol;
	}
	function export($actionlogs, $unit = 'b') {
	$csv = "user,date,time,action,type,object,category,unit,+,-,contribution<br />";
	foreach ($actionlogs as $action) {
		if (!isset($action['object']))
			$action['object'] = '';
		if (!isset($action['category']))
			$action['category'] = '';
		if (!isset($action['add']))
			$action['add'] = '';
		if (!isset($action['del']))
			$action['del'] = '';

		$csv.= '"'.$action['user'].'","'.$this->date_format("%y%m%d",$action['lastModif']).'","'.$this->date_format("%H:%M",$action['lastModif']).'","'.$action['action'].'","'.$action['objectType'].'","'.$action['object'].'","'
			.$action['category'].'","'.$unit.'","'.$action['add'].'","'.$action['del'].'","';
		if (isset($action['contributions'])) {
			$i = 0;
			foreach ($action['contributions'] as $contribution) {
				if ($i++)
					$csv .= ',';
				$csv .= $contribution['name'];
			}
		}
		$csv .= '"<br />';
	}
	return $csv;
	}
	function get_action_params($actionId, $name='') {
		if (empty($name)) {
			$query = "select * from `tiki_actionlog_params` where `actionId`=?";
			$result = $this->query($query, array($actionId));
			$ret = array();
			while ($res = $result->fetchRow()) {
				$ret[] = $res;
			}
		} else {
			$query = "select `value` from `tiki_actionlog_params` where `actionId`=? and `name`=?";
			$result = $this->query($query, array($actionId, $name));
			$ret = array();
			while ($res = $result->fetchRow()) {
				$ret[] = $res['value'];
			}
		}
		return $ret;
	}
	function get_action_contributions($actionId) {
		$query = "select tc.* from `tiki_contributions` tc, `tiki_actionlog_params` tp where tp.`actionId`=? and tp.`name`=? and tp.`value`=tc.`contributionId`";
		$result = $this->query($query, array($actionId, 'contribution'));
		$ret = array();
		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}
		return $ret;
	}
	function rename($objectType, $oldName, $newName) {
		$query = "update `tiki_actionlog`set `comment`= concat(?, `comment`) where `object`=? and (`objectType`=? or `objectType`= ?) and `comment` not like ?";
		$this->query($query, array("old=$oldName&amp;", $oldName, $objectType, 'comment' , '%old=%'));
		$query = "update `tiki_actionlog`set `object`=? where `object`=? and (`objectType`=? or `objectType`= ?)";
		$this->query($query, array($newName, $oldName, $objectType, 'comment'));
	}
	function update_category($actionId, $categId) {
		$query = "update `tiki_actionlog` set `categId`=? where `actionId`=?";
		$this->query($query, array($categId, $actionId));
	}
	function get_info_action($actionId) {
		$query = "select * from `tiki_actionlog`where `actionId`= ?";
		$result = $this->query($query, array($actionId));
		if ($res = $result->fetchRow())
			return $res;
		else
			return NULL;
	}
	function delete_params($actionId, $name='') {
		$bindvars = array($actionId);
		if (!empty($name)) {
			$mid = 'and `name`= ?';
			$bindvars[] = $name;
		}
		$query = "delete from `tiki_actionlog_params` where `actionId`=?";
		$this->query($query, $bindvars);
	}
	function insert_params($actionId, $param, $values) {
		$query = "insert into `tiki_actionlog_params` (`actionId`, `name`, `value`) values(?,?,?)";
		foreach ($values as $val) {
			$this->query($query, array($actionId, $param, $val));
		}
	}
	function get_stat_contribution($actions, $startDate, $endDate, $unit='w') {
		$contributions = array();
		$nbCols = ceil(($endDate - $startDate) / (60*60*24));
		if ($unit != 'd') {
			$nbCols = ceil($nbCols/7);
		}
		foreach ($actions as $action) {
			if (isset($action['contributions'])) {
				if (!empty($previousAction) && $action['lastModif'] == $previousAction['lastModif'] && $action['user'] == $previousAction['user'] && $action['object'] == $previousAction['object'] && $action['objectType'] == $previousAction['objectType'])
					continue;	// differ only by the categories
				$previousAction = $action;
				foreach ($action['contributions'] as $contrib) {
					$i = floor(($action['lastModif'] - $startDate) / (60*60*24));
					if ($unit != 'd')
						$i = floor($i/7);
					if (empty($contributions[$contrib['contributionId']])) {
						$contributions[$contrib['contributionId']]['name'] = $contrib['name'];
						for ($j = 0; $j < $nbCols; ++$j) {
							$contributions[$contrib['contributionId']]['stat'][$j]['add'] = 0;
							$contributions[$contrib['contributionId']]['stat'][$j]['del'] = 0;
							$contributions[$contrib['contributionId']]['stat'][$j]['nbAdd'] = 0;
							$contributions[$contrib['contributionId']]['stat'][$j]['nbDel'] = 0;
							$contributions[$contrib['contributionId']]['stat'][$j]['nbUpdate'] = 0;
						}
					}
					if (!empty($action['add'])) {
						$contributions[$contrib['contributionId']]['stat'][$i]['add'] += $action['add'];
						if (empty($action['del']))
							++$contributions[$contrib['contributionId']]['stat'][$i]['nbAdd'];
					}
					if (!empty($action['del'])) {
						$contributions[$contrib['contributionId']]['stat'][$i]['del'] += $action['del'];
						if (empty($action['add']))
							++$contributions[$contrib['contributionId']]['stat'][$i]['nbDel'];
					}
					if (!empty($action['add']) && !empty($action['del']))
						++$contributions[$contrib['contributionId']]['stat'][$i]['nbUpdate'];
				}
			}
		}
		return (array('nbCols'=>$nbCols, 'data'=>$contributions));
	}
	function get_stat_contributions_per_user($actions) {
		$tab = array();
		foreach ($actions as $action) {
			if (isset($action['contributions'])) {
				if (!empty($previousAction) && $action['lastModif'] == $previousAction['lastModif'] && $action['object'] == $previousAction['object'] && $action['objectType'] == $previousAction['objectType'] && $action['categId'] != $previousAction['categId'])
					continue;	// differ only by the categories
				$previousAction = $action;
				foreach ($action['contributions'] as $contrib) {
					if (empty($tab[$action['user']]) or empty($tab[$action['user']]['stat'][$contrib['contributionId']])) {
						$tab[$action['user']][$contrib['contributionId']]['name'] = $contrib['name'];
						$tab[$action['user']][$contrib['contributionId']]['stat']['add'] = 0;
						$tab[$action['user']][$contrib['contributionId']]['stat']['del'] = 0;
						$tab[$action['user']][$contrib['contributionId']]['stat']['nbAdd'] = 0;
						$tab[$action['user']][$contrib['contributionId']]['stat']['nbDel'] = 0;
						$tab[$action['user']][$contrib['contributionId']]['stat']['nbUpdate'] = 0;
					}
					if ($action['contributorAdd']) {
						$tab[$action['user']][$contrib['contributionId']]['stat']['add'] += $action['contributorAdd'];
						if (!$action['contributorDel'])
							++$tab[$action['user']][$contrib['contributionId']]['stat']['nbAdd'];
					}
					if ($action['contributorDel']) {
						$tab[$action['user']][$contrib['contributionId']]['stat']['del'] += $action['contributorDel'];
						if (!$action['contributorAdd'])
							++$tab[$action['user']][$contrib['contributionId']]['stat']['nbDel'];
					}
					if ($action['contributorAdd'] && $action['contributorDel'])
						++$tab[$action['user']][$contrib['contributionId']]['stat']['nbUpdate'];
				}				
			}
		}
		ksort($tab);
		return array('data'=>$tab, 'nbCols'=>sizeof($tab));;
	}
	function get_colors($nb) {
		$colors[] = 'red';	if (!--$nb) return $colors;
		$colors[] = 'yellow';	if (!--$nb) return $colors;
		$colors[] = 'blue';	if (!--$nb) return $colors;
		$colors[] = 'gray';	if (!--$nb) return $colors;
		$colors[] = 'green';	if (!--$nb) return $colors;
		$colors[] = 'aqua';	if (!--$nb) return $colors;
		$colors[] = 'lime';	if (!--$nb) return $colors;
		$colors[] = 'maroon';	if (!--$nb) return $colors;
		$colors[] = 'navy';	if (!--$nb) return $colors;
		$colors[] = 'black';	if (!--$nb) return $colors;
		$colors[] = 'purple';	if (!--$nb) return $colors;
		$colors[] = 'silver';	if (!--$nb) return $colors;
		$colors[] = 'teal';	if (!--$nb) return $colors;
		while (--$nb) {
			$colors[] = rand(1, 999999);
		} 
	}
	function draw_contribution_vol($contributionStat, $type='add', $contributions) {
		$ret = array();
		$ret['totalVol'] = 0;
		$ret['x'][] = tra('Contributions');
		$ret['color'] = $this->get_colors($contributions['cant']);
		$iy = 0;
		foreach ($contributions['data'] as $contribution) {
			$ret['label'][] = utf8_decode($contribution['name']);
			$vol = 0;
			for ($ix = 0; $ix < $contributionStat['nbCols']; ++$ix) {
				if (!empty($contributionStat['data'][$contribution['contributionId']]['stat'][$ix])) {
					$vol += $contributionStat['data'][$contribution['contributionId']]['stat'][$ix][$type];
				}
			}
			$ret["y$iy"][] = $vol;
			$ret['totalVol'] += $vol;
			++$iy;
		}
		return $ret;
	}
	function draw_week_contribution_vol($contributionStat, $type='add', $contributions) {
		$ret = array();
		$ret['totalVol'] = 0;
		for ($i = 1, $nb = $contributionStat['nbCols']; $nb; --$nb)
			$ret['x'][] = $i++;
		$ret['color'] = $this->get_colors($contributions['cant']);
		$iy = 0;
		foreach ($contributions['data'] as $contribution) {
			$ret['label'][] = utf8_decode($contribution['name']);
			for ($ix = 0; $ix < $contributionStat['nbCols']; ++$ix) {
				if (empty($contributionStat['data'][$contribution['contributionId']]) || empty($contributionStat['data'][$contribution['contributionId']]['stat'][$ix])) {
					$ret["y$iy"][] = 0;
				} else {
					$ret["y$iy"][] = $contributionStat['data'][$contribution['contributionId']]['stat'][$ix][$type];
					$ret['totalVol'] += $contributionStat['data'][$contribution['contributionId']]['stat'][$ix][$type];
				}
			}
			++$iy;
		}
		return $ret;
	}
	function draw_contribution_user($userStat, $type='add', $contributions) {
		$ret = array();
		$ret['totalVol'] = 0;
		foreach ($userStat['data'] as $user=>$stats) {
			$ret['x'][] = utf8_decode($user);
		}
		$ret['color'] = $this->get_colors($contributions['cant']);
		$iy = 0;
		foreach ($contributions['data'] as $contribution) {
			$ret['label'][] = utf8_decode($contribution['name']);
			foreach ($userStat['data'] as $user=>$stats) {
				if (empty($stats[$contribution['contributionId']])) {
					$ret["y$iy"][] = 0;
				} else {
					$ret["y$iy"][] = $stats[$contribution['contributionId']]['stat']["$type"];
					$ret['totalVol'] += $stats[$contribution['contributionId']]['stat']["$type"];
				}
			}
			++$iy;
		}
		return $ret;
	}
	function draw_contribution_group($groupContributions, $type='add', $contributions) {
		$ret = array();
		$ret['totalVol'] = 0;
		foreach ($groupContributions as $group=>$stats) {
			$ret['x'][] = utf8_decode($group);
		}
		$ret['color'] = $this->get_colors($contributions['cant']);
		$iy = 0;
		foreach ($contributions['data'] as $contribution) {
			$ret['label'][] = utf8_decode($contribution['name']);
			foreach ($groupContributions as $group=>$stats) {
				if (empty($stats[$contribution['name']])) {
					$ret["y$iy"][] = 0;
				} else {
					$ret["y$iy"][] = $stats[$contribution['name']][$type];
					$ret['totalVol'] += $stats[$contribution['name']][$type];
				}
			}
			++$iy;
		}
		return $ret;
	}
	function get_contributors($actionId) {
		$query = 'select uu.`login` from `tiki_actionlog_params` tap, `users_users` uu where tap.`actionId`=? and tap.`name`=? and uu.`userId`=tap.`value`';
		$result = $this->query($query, array($actionId, 'contributor'));
		$ret = array();
		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}
		return $ret;
	}

	// get the contributors of the last update of a wiki page
	function get_wiki_contributors($page_info) {
		$query = 'select distinct(uu.`login`), uu.`userId` from `tiki_actionlog_params` tap, `users_users` uu , `tiki_actionlog` ta where tap.`actionId`= ta.`actionId` and tap.`name`=? and uu.`userId`=tap.`value` and ta.`object`=? and ta.`objectType`=? and ta.`lastModif`=? order by `login` asc';
		$result = $this->query($query, array('contributor', $page_info['pageName'], 'wiki page', $page_info['lastModif'])); 
		$ret = array();
		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}
		return $ret;
	}
   
	function split_actions_per_contributors($actions, $users) {
		$contributorActions = array();
		foreach ($actions as $action) {
			$bytes = $this->get_volume_action($action);
			$nbC = isset($action['nbContributors'])? $action['nbContributors']:1;
			if (isset($bytes['add'])) {
				$action['add'] = $bytes['add'];
				$action['contributorAdd'] = round($bytes['add']/$nbC);
				$action['comment'] = 'add='.$action['contributorAdd'];
			}
			if (isset($bytes['del'])) {
				$action['del'] = $bytes['del'];
				$action['contributorDel'] = round($bytes['del']/$nbC);
				if (!empty($action['comment'])) {
					$action['comment'] .= '&del='.$action['contributorDel'];
				} else {
					$action['comment'] = 'del='.$action['contributorDel'];
				}
			}
			if (empty($users) || in_array($action['user'], $users)) {
				$contributorActions[] = $action;
			}
			if (isset($action['contributors'])) {
				foreach ($action['contributors'] as $contributor) {
					if (empty($users) || in_array($contributor['login'], $users)) {
						$action['user'] = $contributor['login'];
						$contributorActions[] = $action;
					}
				}
			}
		}
		return $contributorActions;
	}
	function list_logsql($sort_mode='created_desc', $offset=0, $maxRecords=-1, $find='') {
		global $prefs;
		$bindvars = array();
		if (!empty($find)) {
			$findesc = '%'.$find.'%';
			$amid = '`sql1` like ? or `params` like ? or `tracer` like ?';
			$bindvars[] = $findesc;$bindvars[] = $findesc;$bindvars[] = $findesc;
		}
		$query = 'select * from `adodb_logsql`'.($find?" where $amid":'').' order by '.$this->convert_sortmode($sort_mode);
		$result = $this->query($query, $bindvars, $maxRecords, $offset);
		$query_cant = 'select count(*) from `adodb_logsql`'.($find?" where $amid":'');
		$cant = $this->getOne($query_cant, $bindvars);
		$ret = array();
		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}
		$retval = array();
		$retval['data'] = $ret;
		$retval['cant'] = $cant;
		return $retval;
	}
	function clean_logsql() {
		$query = 'delete from  `adodb_logsql`';
		$this->query($query, array());
	}
	function graph_to_jpgraph(&$jpgraph, $series, $accumulated = false, $color='whitesmoke', $colorLegend='white') {
		$jpgraph->SetScale('textlin');
		$jpgraph->setMarginColor($color);
		$jpgraph->xaxis->SetTickLabels($series['x']);
		$plot = array();
		for ($i = 0; isset($series["y$i"]); ++$i) {
			$plot[$i] = new BarPlot($series["y$i"]);
			$plot[$i]->SetFillColor($series['color'][$i]);
			$plot[$i]->SetLegend($series['label'][$i]);
		}
		if ($accumulated) {
			$gbplot = new AccBarPlot($plot);
		} else {
			$gbplot = new GroupBarPlot($plot);
		}
		//$jpgraph ->legend->Pos( 0.5,0.5,"right" ,"center");
		$jpgraph->legend->SetFillColor($colorLegend);
		$jpgraph->Add( $gbplot);
	}
	function insert_image($galleryId, $graph, $ext, $title, $period) {
		global $prefs, $user;
		global $imagegallib; include_once('lib/imagegals/imagegallib.php');
		$filename = $prefs['tmpDir'].md5(rand().time()).'.'.$ext;
		$graph->Stroke($filename);
		$info = getimagesize($filename);
		$size = filesize($filename);
		$fp = fopen($filename, "rb");
		$data = fread($fp, $size);
		fclose($fp);
		$imagegallib->insert_image($_REQUEST['galleryId'], $title.$period, '', $title.$period.'.'.$ext, 'image/'.$ext, $data, $size, $info[0], $info[1], $user, '', '');
	}

	function get_more_info($actions, $categNames) {
		global $tikilib;
	for ($i = 0; $i < sizeof($actions); ++$i) {
		if ($actions[$i]['categId'])
			$actions[$i]['categName'] = $categNames[$actions[$i]['categId']];
		if ($bytes = $this->get_volume_action($actions[$i])) {
			if (isset($bytes['add'] ))
				$actions[$i]['add'] = $bytes['add'];
			if (isset($bytes['del']))
				$actions[$i]['del'] = $bytes['del'];
		}
		switch ($actions[$i]['objectType']) {
		case 'wiki page':
			if (preg_match("/old=(.*)/", $actions[$i]['comment'], $matches))
				$actions[$i]['link'] = 'tiki-index.php?page='.$actions[$i]['object'].'&amp;old='.$matches[1];
			else
				$actions[$i]['link'] = 'tiki-index.php?page='.$actions[$i]['object'];
			break;
		case 'category':
			$actions[$i]['link'] = 'tiki-browse_categories.php?parentId='.$actions[$i]['object'];
			if (!empty($categNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $categNames[$actions[$i]['object']];
			break;
		case 'forum':
			if ($actions[$i]['action'] == 'Removed')
				$actions[$i]['link'] = 'tiki-view_forum.php?forumId='.$actions[$i]['object'].'&'.$actions[$i]['comment'];// threadId dded for debug info
			else
				$actions[$i]['link'] = 'tiki-view_forum_thread.php?forumId='.$actions[$i]['object'].'&'.$actions[$i]['comment'];
			if (!isset($forumNames)) {
				global $commentslib; include_once('lib/commentslib.php');
				$objects = $commentslib->list_forums(0, -1, 'name_asc', '');
				$forumNames = array();
				foreach ($objects['data'] as $object) {
					$forumNames[$object['forumId']] = $object['name'];
				}
			}
			if (!empty($forumNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $forumNames[$actions[$i]['object']];
			break;
		case 'image gallery':
			if ($actions[$i]['action'] == 'Uploaded')
				$actions[$i]['link'] = 'tiki-browse_image.php?galleryId='.$actions[$i]['object'].'&'.$actions[$i]['comment'];
			else
				$actions[$i]['link'] = 'tiki-browse_gallery.php?galleryId='.$actions[$i]['object'];
			if (!isset($imageGalleryNames)) {
				global $imagegallib; include_once('lib/imagegals/imagegallib.php');
				$objects = $imagegallib->list_galleries(0, -1, 'name_asc', 'admin');
				foreach ($objects['data'] as $object) {
					$imageGalleryNames[$object['galleryId']] = $object['name'];
				}
			}
			if (!empty($imageGalleryNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $imageGalleryNames[$actions[$i]['object']];
			break;
		case 'file gallery':
			if ($actions[$i]['action'] == 'Uploaded' || $actions[$i]['action'] == 'Downloaded')
				$actions[$i]['link'] = 'tiki-upload_file.php?galleryId='.$actions[$i]['object'].'&'.$actions[$i]['comment'];
			else
				$actions[$i]['link'] = 'tiki-list_file_gallery.php?galleryId='.$actions[$i]['object'];
			if (!isset($fileGalleryNames)) {
				include_once('lib/filegals/filegallib.php');
				$objects = $filegallib->list_file_galleries(0, -1, 'name_asc', 'admin', '');
				foreach ($objects['data'] as $object) {
					$fileGalleryNames[$object['galleryId']] = $object['name'];
				}
			}
			if (!empty($fileGalleryNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $fileGalleryNames[$actions[$i]['object']];
			break;
		case 'comment':
			preg_match('/type=([^&]*)(&.*)/', $actions[$i]['comment'], $matches);
			switch ($matches[1]) {
			case 'wiki page': case 'wiki+page': case 'wiki%20page':
				$actions[$i]['link'] = 'tiki-index.php?page='.$actions[$i]['object'];
				if (preg_match("/old=(.*)&amp;/", $actions[$i]['comment'], $ms))
					$actions[$i]['link'] .= '&amp;old='.$ms[1];
				$actions[$i]['link'] .= $matches[2];
				break;
			case 'file gallery':
				$actions[$i]['link'] = 'tiki-list_file_gallery.php?galleryId='.$actions[$i]['object'].$matches[2];
				break;
			case 'image gallery':
				$actions[$i]['link'] = 'tiki-browse_gallery.php?galleryId='.$actions[$i]['object'].$matches[2];
				break;
			}
			break;
		case 'sheet':
			if (!isset($sheetNames)) {
				global $sheetlib; include_once('lib/sheet/grid.php');
				$objects = $sheetlib->list_sheets();
				foreach ($objects['data'] as $object) {
					$sheetNames[$object['sheetId']] = $object['title'];
				}
			}
			if (!empty($sheetNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $sheetNames[$actions[$i]['object']];
			$actions[$i]['link'] = 'tiki-view_sheets.php?sheetId='.$actions[$i]['object'];
			break;
		case 'blog':

			if (!isset($blogNames)) {
				$objects = $tikilib->list_blogs();
				foreach ($objects['data'] as $object) {
					$blogNames[$object['blogId']] = $object['title'];
				}
		}
			$actions[$i]['link'] = 'tiki-view_blog.php?'.$actions[$i]['comment'];
			if (!empty($blogNames[$actions[$i]['object']]))
				$actions[$i]['object'] = $blogNames[$actions[$i]['object']];
			break;
		}
	}
	return $actions;
	} // end of get_more_info($actions)
	function remove_action($actionId) {
		$query = 'delete from `tiki_actionlog` where `actionId`=?';
		$this->query($query, array($actionId));
		$query = 'delete from `tiki_actionlog_params` where `actionId`=?';
		$this->query($query, array($actionId));
	}
}
global $dbTiki;
$logslib = new LogsLib($dbTiki);

?>