<?php /** * Classes and functions for the LDAP tree. * * @author The phpLDAPadmin development team * @package phpLDAPadmin */ /** * This class implements an AJAX based tree. * * @package phpLDAPadmin * @subpackage Tree * @see HTMLTree Tree */ class AJAXTree extends HTMLTree { /** * Draw a node of the tree * * @param dn The Base DN to draw * @param string $level a string of 0 and 1 ; $level == "000101" will draw " | |<node>" * @param boolean $first_child is the first child entry, which is normally the "Create New Entry" option * @param boolean $last_child is the last child entry, which is normally the "Create New Entry" option */ protected function draw_item($item,$level,$first_child=true,$last_child=true) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); $server = $this->getServer(); # Level pre-treatment $code = ''; if (is_string($level)) { for ($i=0; $i<strlen($level); $i++) { if ($level[$i] == '0') $code .= '0'; elseif ($level[$i] == '1') $code .= '1'; } } elseif ($level > 0) $code = '0' * $level; $level = strlen($code); # Get entry to display as node $entry = $this->getEntry($item); # If the entry doesnt exist, we'll add it. if (! $entry) { $this->addEntry($item); $entry = $this->getEntry($item); } # If the entry doesnt exist in the server, then return here with an empty string. if (! $entry) return ''; # Get our children. $child_count = $this->readChildrenNumber($entry->getDN()); $nb = 0; if ($first_child) $nb += 1; if ($last_child) $nb += 2; $imgs['expand'] = array('tree_expand.png','tree_expand.png','tree_expand_corner.png', ($level > 0) ? 'tree_expand_corner.png' : 'tree_expand_corner_first.png'); $imgs['collapse'] = array('tree_collapse.png','tree_collapse.png','tree_collapse_corner.png', ($level > 0) ? 'tree_collapse_corner.png' : 'tree_collapse_corner_first.png'); $imgs['tree'] = array('tree_split.png','tree_split.png','tree_corner.png','tree_corner.png'); /** Information on array[$nb] * nb == 1 => the node is the first child * nb == 2 => the node is the last child * nb == 3 => the node is the unique child * nb == 0 => the node is a child */ $new_code = array('1','1','0','0'); # Links $parms['openclose'] = htmlspecialchars(sprintf('server_id=%s&dn=%s&code=%s%s',$this->getServerID(),$entry->getDNEncode(),$code,$new_code[$nb])); $parms['edit'] = htmlspecialchars(sprintf('cmd=template_engine&server_id=%s&dn=%s',$this->getServerID(),$entry->getDNEncode())); $href = sprintf('cmd.php?%s',$parms['edit']); # Each node has a unique id based on dn $node_id = sprintf('node%s',base64_encode(sprintf('%s-%s',$server->getIndex(),$entry->getDN()))); $node_id = str_replace('=','_',$node_id); if ($level == 0) printf('<tr><td class="spacer"></td><td colspan="%s">',$this->getDepth()+3-1); printf('<div id="jt%s" class="treemenudiv">',$node_id); echo $this->get_indentation($code); if (! $child_count) printf('<img id="jt%snode" src="%s/%s" alt="--" class="imgs" style="border: 0px; vertical-align:text-top;" />',$node_id,IMGDIR,$imgs['tree'][$nb]); else { printf('<a href="#" onclick="return opencloseTreeNode(\'%s\',\'%s\',\'%s\');">',$node_id,$parms['openclose'],IMGDIR); if ($entry->isOpened()) printf('<img id="jt%snode" src="%s/%s" alt="+-" class="imgs" style="border: 0px; vertical-align:text-top;" />',$node_id,IMGDIR,$imgs['collapse'][$nb]); else printf('<img id="jt%snode" src="%s/%s" alt="+-" class="imgs" style="border: 0px; vertical-align:text-top;" />',$node_id,IMGDIR,$imgs['expand'][$nb]); echo '</a>'; } printf('<a href="%s" onclick="return ajDISPLAY(\'BODY\',\'%s\',\'%s\');" title="%s" >',$href,$parms['edit'],_('Retrieving DN'),htmlspecialchars($entry->getDN())); printf('<span class="dnicon"><img id="jt%sfolder" src="%s/%s" alt="->" class="imgs" style="border: 0px; vertical-align:text-top;" /></span>',$node_id,IMGDIR,$entry->getIcon($server)); echo '</a>'; echo ' '; printf('<a href="%s" onclick="return ajDISPLAY(\'BODY\',\'%s\',\'%s\');" title="%s" class="phplm">',$href,$parms['edit'],_('Retrieving DN'),htmlspecialchars($entry->getDN())); echo $this->get_formatted_dn($entry,$level-1); echo ($child_count ? (sprintf(' (%s%s)',$child_count,($entry->isSizeLimited() ? '+' : ''))) : ''); echo '</a>'; echo '</div>'; printf('<div id="jt%sson" style="display: %s" class="treemenudiv">',$node_id,($entry->isOpened() ? 'block' : 'none')); if ($entry->isOpened()) $this->draw_children($entry,$code.$new_code[$nb]); echo '</div>'; if ($level == 0) echo '</td></tr>'; } /** * Expand and draw a child entry, when it is clicked on. This is using AJAX just to render this section of the tree. */ public function draw_children($parent_entry,$code) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); $children = array(); foreach ($parent_entry->getChildren() as $child) { if (! $this->getEntry($child)) $this->addEntry($child); array_push($children,$this->getEntry($child)); } $first_child = $this->create_before_child($parent_entry,$code); $last_child = $this->create_after_child($parent_entry,$code); # If compression is on, we need to compress this output - but only if called by draw_tree_node if (function_exists('isCompress') && isCompress() && get_request('cmd','REQUEST') == 'draw_tree_node') ob_start(); echo $first_child; for ($i=0; $i<count($children); $i++) { $first = ($i == 0) && (! $first_child); $last = ($i == (count($children)-1)) && (! $last_child); if (is_object($children[$i])) $this->draw_item($children[$i]->getDN(),$code,$first,$last); else echo '<br/>problem getting DN entry from ldap'; echo "\n"; } echo $last_child; # If compression is on, we need to compress this output if (function_exists('isCompress') && isCompress() && get_request('cmd','REQUEST') == 'draw_tree_node') { $output = ob_get_clean(); echo gzencode($output); } } /** * Return the indentation before a node * * @param $code a string of 0 and 1 ; $code == "000101" will return " | |" */ protected function get_indentation($code) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); $indent = ''; for ($i=0; $i<strlen($code); $i++) { switch ($code[$i]) { case '0': $indent .= sprintf('<img src="%s/tree_space.png" alt=" " class="imgs" style="border: 0px; vertical-align:text-top;" />',IMGDIR); break; case '1': $indent .= sprintf('<img src="%s/tree_vertline.png" alt="| " class="imgs" style="border: 0px; vertical-align:text-top;" />',IMGDIR); break; } } return $indent; } /** * Draw the javascript to support the tree. */ protected function draw_javascript() { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); parent::draw_javascript(); printf('<script type="text/javascript" src="%slayersmenu-browser_detection.js"></script>',JSDIR); printf('<script type="text/javascript" src="%sajax_tree.js"></script>',JSDIR); } /** * Draw the "Create New Entry" item before the children. */ private function create_before_child($entry,$level) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); if (strlen($level) == 0) return ''; $server = $this->getServer(); $output = ''; if (! $server->isReadOnly() && ! $entry->isLeaf() && (count($entry->getChildren()) > 10) && $this->getServer()->isShowCreateEnabled() && $_SESSION[APPCONFIG]->getValue('appearance','show_top_create')) $output = $this->draw_create_new_entry($entry,$level,IMGDIR.'/tree_split.png'); return $output; } /** * Draw the "Create New Entry" item after the children. */ private function create_after_child($entry,$level) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); if (strlen($level) == 0) return ''; $server = $this->getServer(); $output = ''; if (! $server->isReadOnly() && ! $entry->isLeaf() && $this->getServer()->isShowCreateEnabled()) $output = $this->draw_create_new_entry($entry,$level,IMGDIR.'/tree_corner.png'); return $output; } /** * Draw the "Create New Entry" item. */ private function draw_create_new_entry($entry,$level,$img) { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); $output = ''; $href = sprintf('cmd=template_engine&server_id=%s&container=%s',$this->getServerID(),$entry->getDNEncode()); $output .= $this->get_indentation($level); $output .= sprintf('<img src="%s" alt="--" class="imgs" style="border: 0px; vertical-align:text-top;" />',$img); $output .= sprintf('<a href="%s" title="%s">',htmlspecialchars($href),$entry->getDN()); $output .= sprintf('<img src="%s/create.png" alt="->" class="imgs" style="border: 0px; vertical-align:text-top;" />',IMGDIR); $output .= '</a>'; $output .= ' '; if (isAjaxEnabled()) $output .= sprintf('<a href="cmd.php?%s" title="%s" class="phplm" onclick="return ajDISPLAY(\'BODY\',\'%s\',\'%s\');">', htmlspecialchars($href),_('Create new entry here'), htmlspecialchars($href),_('Loading')); else $output .= sprintf('<a href="cmd.php?%s" title="%s" class="phplm">',htmlspecialchars($href),_('Create new entry here')); $output .= _('Create new entry here'); $output .= '</a>'; return $output; } /** * List the items in the tree that are open * * @return array List of open nodes */ public function listOpenItems() { if (DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS')) debug_log('Entered (%%)',33,0,__FILE__,__LINE__,__METHOD__,$fargs); $result = array(); foreach ($this->entries as $dn => $value) if ($value->isOpened()) array_push($result,$value->getDN()); return $result; } } ?>