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|
<?php
class pathTree {
var $CLASS;
var $cache = array(); // cache of tree records indexed by tree id
function start(&$CLASS) {
$this->CLASS =& $CLASS;
}
function getPath($id = "0", $urlPrefix = '') {
if($id == "") { $id = "0"; }
$treeRecord = $this->getTreeRecord($id);
if($treeRecord != null) {
if($treeRecord->belongs_to == "0") {
return "/ <a href=\"" . $urlPrefix . "index.php?id=".$treeRecord->id."\">".$treeRecord->title."</a>";
} else {
$path = $this->getPath($treeRecord->belongs_to, $urlPrefix);
return $path . " / <a href=\"" . $urlPrefix . "index.php?id=".$treeRecord->id."\">" . $treeRecord->title."</a>";
}
} else {
return "/ ";
}
}
function getTextPath($id = "0", $urlPrefix = '') {
if($id == "") { $id = "0"; }
$treeRecord = $this->getTreeRecord($id);
if($treeRecord != null) {
if($treeRecord->belongs_to == "0") {
return "/ ".$treeRecord->title;
} else {
$path = $this->getTextPath($treeRecord->belongs_to, $urlPrefix);
return $path . " / " . $treeRecord->title;
}
} else {
return "/ ";
}
}
function getUnlinkedPath($id = "0") {
if($id == "") { $id = "0"; }
$treeRecord = $this->getTreeRecord($id);
if($treeRecord != null) {
if($treeRecord->belongs_to == "0") {
return "/ ".$treeRecord->title;
} else {
$path = $this->getUnlinkedPath($treeRecord->belongs_to);
return $path . " / " . $treeRecord->title;
}
} else {
return "/ ";
}
}
function getTreePageTitle($id) {
$treeRecord = $this->getTreeRecord($id);
if($treeRecord != null) {
return $treeRecord->title;
} else {
return "";
}
}
function getTreeRecord($id = "0") {
if($id == "") { $id = "0"; }
$treeRecord = null;
$no_rows = false;
if($this->cache[$id] != null) {
$treeRecord = $this->cache[$id];
} else {
$res = $this->CLASS['db']->query("SELECT * FROM tree WHERE id='$id'");
$anz = $this->CLASS['db']->num_rows($res);
if($anz == 1) {
$row = $this->CLASS['db']->fetch_object($res);
$treeRecord = $row;
$this->cache[$id] = $treeRecord;
} else {
return null;
}
}
return $treeRecord;
}
function isTree($id) {
if($this->cache[$id] != null) {
return TRUE;
}
return FALSE;
}
// return parent of element in tree
function getParent($treeid) {
$res = $this->CLASS['db']->query("SELECT belongs_to FROM tree WHERE id=".$treeid."");
$anz = $this->CLASS['db']->num_rows($res);
if($anz == 1) {
$row = $this->CLASS['db']->fetch_assoc($res);
return $row['belongs_to'];
} else {
return 0;
}
}
}
class categoryTree {
var $out = array();
var $open = array();
var $firstrun = 0;
var $expand = 0;
var $doexpand = 0;
var $targetfile = "index.php";
var $move = False;
var $CLASS;
var $category = array();
var $userid = 0;
var $groupid = 0;
var $admin = 0;
function start(&$CLASS,$move=FALSE,$targetfile="index.php") {
$this->CLASS =& $CLASS;
if($_SESSION['firstrun'] == "") {
$this->doexpand =& $this->CLASS['vars']['menu']['expandall'];
} else {
$this->doexpand = 0;
}
$this->move = $move;
$this->targetfile = $targetfile;
$this->admin = $_SESSION['admin'];
}
function readCategories() {
if($this->category[0] != "") {
return $this->category;
}
//fr mysql umschreiben
if($this->admin == 1) {
$query = "SELECT * FROM tree WHERE deleted=0 ORDER BY title ASC";
} else {
if($this->CLASS['db']->dbtype == "mysql" || $this->CLASS['db']->dbtype == "mysqli") {
if($_SESSION['groupid'] == 0) {
$query = "SELECT * FROM tree WHERE deleted=0 AND ((otherrights > 0) OR (`group`='".$_SESSION['groupid']."' AND grouprights > 0) OR (owner='".$_SESSION['userid']."' AND userrights>0)) ORDER BY title ASC";
} else {
$query_part = " OR (`group`='".$_SESSION['groupid']."' AND grouprights > 0)";
$res = $this->CLASS['db']->query("SELECT groupid FROM user_group WHERE userid=".$_SESSION['userid']."");
while($row = $this->CLASS['db']->fetch_assoc($res)) {
$query_part .= " OR (`group`='".$row['groupid']."' AND grouprights > 0)";
}
$query = "SELECT * FROM tree WHERE deleted=0 AND ((otherrights > 0) " . $query_part . " OR (owner='".$_SESSION['userid']."' AND userrights>0)) ORDER BY title ASC";
}
} else {
if($_SESSION['groupid'] == 0) {
$query = "SELECT * FROM tree WHERE deleted=0 AND ((otherrights > 0) OR (\"group\"='".$_SESSION['groupid']."' AND grouprights > 0) OR (owner='".$_SESSION['userid']."' AND userrights>0)) ORDER BY title ASC";
} else {
$query_part = " OR (\"group\"='".$_SESSION['groupid']."' AND grouprights > 0)";
$res = $this->CLASS['db']->query("SELECT groupid FROM user_group WHERE userid=".$_SESSION['userid']."");
while($row = $this->CLASS['db']->fetch_assoc($res)) {
$query_part .= " OR (\"group\"='".$row['groupid']."' AND grouprights > 0)";
}
$query = "SELECT * FROM tree WHERE deleted=0 AND ((otherrights > 0) " . $query_part . " OR (owner='".$_SESSION['userid']."' AND userrights>0)) ORDER BY title ASC";
}
}
}
$res = $this->CLASS['db']->query($query);
while ( $var = $this->CLASS['db']->fetch_assoc($res) ) {
$out[ $var[belongs_to] ][ $var[id] ] = $var[title];
$this->out[ $var[belongs_to] ][ $var[id] ] = $var[title];
//$this->visible[ $var[id] ] = $var[visible];
if($this->firstrun == 1) {
$this->open[$var[id] ] = 0;
$_SESSION['open'][$var[id]] = 0;
}
}
return $out;
}
function isParentelement($element, $parent) {
$query = "SELECT belongs_to FROM tree WHERE id='".$element."'";
$res = $this->CLASS['db']->query($query);
$anz = $this->CLASS['db']->num_rows($res);
if($anz != 1) {
return FALSE;
}
$row = $this->CLASS['db']->fetch_assoc($res);
if($row['belongs_to'] == $parent) {
return TRUE;
} else {
return $this->isParentelement($row['belongs_to'],$parent);
}
}
function buildTree( $rec_id ) {
echo "<table class=\"tree\" cellpadding=\"0\" cellspacing=\"0\" border=\"0\">\n";
$cats = $this->readCategories();
if($this->CLASS['vars']['menu']['ajax'] == "yes") {
if($this->CLASS['vars']['menu']['type'] == "static") {
$fixedstyle = "style=\"display:none;\"";
$slidestyle = "style=\"display:block;\"";
} else {
$fixedstyle = "style=\"display:block;\"";
$slidestyle = "style=\"display:none;\"";
}
if($this->move == TRUE) {
$moveparam = "1";
}
echo '
<tr><td class="treenavi">
<div>
<table width="100%">
<tr>
<td><a href="#" border="0" onclick="HideTree();"><img border="0" width="22" src="images/left.gif" title="'.$this->CLASS['language']->get['tree']['hidetree'].'"></a></td>
<td><a href="#" onclick="TreeExpand('.$moveparam.');" alt="reload"><img border="0" width="22" src="images/plus.gif" title="'.$this->CLASS['language']->get['tree']['expand'].'" /></a></td>
<td><a href="#" onclick="TreeReload('.$moveparam.');" alt="reload"><img border="0" width="22" src="images/reload.gif" title="'.$this->CLASS['language']->get['tree']['reload'].'" /></a></td>
<td><a href="#" onclick="TreeCollapse('.$moveparam.');" alt="reload"><img border="0" width="22" src="images/minus.gif" title="'.$this->CLASS['language']->get['tree']['collapse'].'" /></a></td>
<td>
<div id="treefixed" '.$fixedstyle.'><a href="#" onclick="TreeFixed();"><img border="0" width="22" src="images/fixed.gif" title="'.$this->CLASS['language']->get['tree']['showmenu'].'" /></a></div>
<div id="treeslide" '.$slidestyle.'><a href="#" onclick="TreeSlide();"><img border="0" width="22" src="images/close.gif" title="'.$this->CLASS['language']->get['tree']['closemenu'].'" /></a></div>
</td>
</tr>
</table>
</div>
</td></tr>
';
echo "<tr><td>\n";
echo "<div id=\"treeelements\">\n";
//echo "<div id=\"treeanchor\"></div>\n";
echo "<table id=\"treeelementtable\" class=\"treeelements\" cellpadding=\"0\" cellspacing=\"0\" border=\"0\">\n";
echo $this->showAjaxTreePart( $this->getTreePart(0) );
echo "</table>\n";
echo "</div>\n";
echo "</td></tr>\n";
} else {
echo $this->showTreePart( $this->getTreePart(0) );
}
echo "</table>\n";
}
function buildAjaxTreePart($id) {
$this->open = $_SESSION['open'];
$cats = $this->readCategories();
if($id == "0") {
$depth = 0;
} else {
$depth = 1;
}
$spaces = $this->getDeepPart($id) + $depth;
return $this->showAjaxTreePart( $this->getTreePart($id), $spaces );
}
function showTreePart( $arr, $indent = 0 ) {
$space = "";
$open = array();
for ( $i=0; $i<$indent; $i++ ) {
$space .= " <img src=\"images/clear.gif\" alt=\"\" /> ";
}
$out = "";
if( count( $arr ) > 0 ) {
foreach( $arr as $id => $title ) {
if($title == "") {
$title = "[EMPTY]";
}
//if($this->visible[$id] == 1) {
if($this->move == TRUE) {
$indexfile = "move.php";
} else {
$indexfile = "index.php";
}
if($this->lastPart($id) == 0) {
if($_SESSION['open'][$id] == 1 || $this->expand == 1 || $this->doexpand == 1) {
$spaces = $space . " <a class=\"image\" href=\"".$indexfile."?openid=$id\"><img border=\"0\" alt=\"\" src=\"images/minus.jpg\"></a> ";
} else {
$spaces = $space . " <a class=\"image\" href=\"".$indexfile."?openid=$id\"><img border=\"0\" alt=\"\" src=\"images/plus.jpg\"></a> ";
}
} else {
$spaces = $space . " <img border=\"0\" alt=\"\" src=\"images/black.gif\" /> ";
}
if($this->move == TRUE) {
$out .= "<tr><td class=\"tree\" nowrap=\"nowrap\">".$spaces . "<a href=\"#\" onclick=\"window.opener.document.forms.move.to.value = '".$id."'; window.opener.document.forms.move.submit(); window.close();\">" .$title . "</a></td></tr>\n";
} else {
$out .= "<tr><td class=\"tree\" nowrap=\"nowrap\">".$spaces . "<a href=\"index.php?id=$id\">" .$title . "</a></td></tr>\n";
}
if($this->open[$id] == 1 || $this->expand == 1 || $this->doexpand == 1) {
$_SESSION['open'][$id] = 1;
$this->open[$id] = 1;
$out .= $this->showTreePart( $this->getTreePart( $id ), $indent+1 );
}
//}
}
}
return $out;
}
function showAjaxTreePart( $arr, $indent = 0 ) {
$space = "";
$open = array();
for ( $i=0; $i<$indent; $i++ ) {
$space .= " <img src=\"images/clear.gif\" alt=\"\" /> ";
}
$out = "";
if( count( $arr ) > 0 ) {
foreach( $arr as $id => $title ) {
if($title == "") {
$title = "[EMPTY]";
}
//if($this->visible[$id] == 1) {
if($this->lastPart($id) == 0) {
if($_SESSION['open'][$id] == 1 || $this->expand == 1 || $this->doexpand == 1) {
// check if page is movingpage
$moveparam = "";
if($this->move == TRUE) {
$moveparam = ",1";
}
$spaces = $space . " <a id=\"linkid_".$id."\" class=\"image\" href=\"#\" onclick=\"AjaxMenuClose(".$id.$moveparam.");\"><img id=\"menuimg_".$id."\" border=\"0\" alt=\"\" src=\"images/minus.jpg\"></a> ";
} else {
$spaces = $space . " <a id=\"linkid_".$id."\" class=\"image\" href=\"#\" onclick=\"AjaxMenuOpen(".$id.$moveparam.");\"><img id=\"menuimg_".$id."\" border=\"0\" alt=\"\" src=\"images/plus.jpg\"></a> ";
}
} else {
$spaces = $space . " <img border=\"0\" alt=\"\" src=\"images/black.gif\" /> ";
}
if($this->move == TRUE) {
$out .= "<tr id=\"menu_".$id."\"><td class=\"tree\" nowrap=\"nowrap\">".$spaces . "<a id=\"alink_".$id."\" href=\"#\" onclick=\"window.opener.document.forms.move.to.value = '".$id."'; window.opener.document.forms.move.submit(); window.close();\">" .$title . "</a></td></tr>\n";
} else {
$out .= "<tr id=\"menu_".$id."\"><td class=\"tree\" nowrap=\"nowrap\">".$spaces . "<a id=\"alink_".$id."\" href=\"index.php?id=$id\">" .$title . "</a></td></tr>\n";
}
if($this->open[$id] == 1 || $this->expand == 1 || $this->doexpand == 1) {
$_SESSION['open'][$id] = 1;
$this->open[$id] = 1;
$out .= $this->showAjaxTreePart( $this->getTreePart( $id ), $indent+1 );
}
//}
}
}
return $out;
}
// return number of parents to root
// needed for tree to show subelements
function getDeepPart($id) {
$res = $this->CLASS['db']->query("SELECT belongs_to FROM tree WHERE id=".$id." AND deleted=0");
$anz = $this->CLASS['db']->num_rows($res);
if($anz == 1) {
$row = $this->CLASS['db']->fetch_assoc($res);
if($row['belongs_to'] == 0) {
return "0";
} else {
return 1 + $this->getDeepPart($row['belongs_to']);
}
} else {
return "0";
}
}
function getTreePart( $belongs_to ) {
// WAAH! ueberfluessig haeufiger Aufruf...mir jetzt egal :)
$cats = $this->out;
if( count( $cats[ $belongs_to ] ) > 0 ) {
foreach ( $cats[ $belongs_to ] as $id => $entry ) {
$out[$id] = $entry;
}
}
return $out;
}
function lastPart($id) {
$res = $this->CLASS['db']->query("SELECT * FROM tree WHERE belongs_to='$id' AND deleted=0");
$anz = $this->CLASS['db']->num_rows($res);
if($anz >= 1) {
while($row = $this->CLASS['db']->fetch_assoc($res)) {
if($this->CLASS['knowledgeroot']->getPageRights($row['id'],$_SESSION['userid']) >= 1) {
return 0;
}
}
return 1;
} else {
return 1;
}
}
}
?>
|
