forked from extern/egroupware
460 lines
14 KiB
PHP
460 lines
14 KiB
PHP
<?php
|
|
/**************************************************************************\
|
|
* eGroupWare API - MenuTree *
|
|
* This file based on PHP3 TreeMenu *
|
|
* (c)1999 Bjorge Dijkstra <bjorge@gmx.net> *
|
|
* ------------------------------------------------------------------------ *
|
|
* This is not part of eGroupWare, but is used by eGroupWare. *
|
|
* http://www.egroupware.org/ *
|
|
* ------------------------------------------------------------------------ *
|
|
* This program is free software; you can redistribute it and/or modify it *
|
|
* under the terms of the GNU General Public License as published by the *
|
|
* Free Software Foundation; either version 2 of the License, or (at your *
|
|
* option) any later version. *
|
|
\**************************************************************************/
|
|
|
|
/* $Id$ */
|
|
|
|
/*********************************************/
|
|
/* Settings */
|
|
/*********************************************/
|
|
/* */
|
|
/* $treefile variable needs to be set in */
|
|
/* main file */
|
|
/* */
|
|
/*********************************************/
|
|
|
|
class menutree
|
|
{
|
|
var $read_from_file; // You can send the tree info from a string or file
|
|
var $root_level_value; // This is what the top level name or image will be
|
|
var $last_column_size;
|
|
|
|
function menutree($read_from_file='text')
|
|
{
|
|
if($read_from_file == 'text')
|
|
{
|
|
$this->read_from_file = False;
|
|
}
|
|
elseif($read_from_file == 'file')
|
|
{
|
|
$this->read_from_file = True;
|
|
}
|
|
$this->set_lcs();
|
|
}
|
|
|
|
function set_lcs($size=300)
|
|
{
|
|
$this->last_column_size = $size;
|
|
}
|
|
|
|
function showtree($treefile, $expandlevels='', $num_menus = 50, $invisible_menus = Null)
|
|
{
|
|
$SCRIPT_FILENAME = $GLOBALS['HTTP_SERVER_VARS']['SCRIPT_FILENAME'];
|
|
$REQUEST_URI = $GLOBALS['HTTP_SERVER_VARS']['REQUEST_URI'];
|
|
|
|
$img_expand = $GLOBALS['phpgw']->common->image('manual','tree_expand.gif');
|
|
$img_collapse = $GLOBALS['phpgw']->common->image('manual','tree_collapse.gif');
|
|
$img_line = $GLOBALS['phpgw']->common->image('manual','tree_vertline.gif');
|
|
$img_split = $GLOBALS['phpgw']->common->image('manual','tree_split.gif');
|
|
$img_end = $GLOBALS['phpgw']->common->image('manual','tree_end.gif');
|
|
$img_leaf = $GLOBALS['phpgw']->common->image('manual','tree_leaf.gif');
|
|
$img_spc = $GLOBALS['phpgw']->common->image('manual','tree_space.gif');
|
|
|
|
/*********************************************/
|
|
/* Read text file with tree structure */
|
|
/*********************************************/
|
|
|
|
/*********************************************/
|
|
/* read file to $tree array */
|
|
/* tree[x][0] -> tree level */
|
|
/* tree[x][1] -> item text */
|
|
/* tree[x][2] -> item link */
|
|
/* tree[x][3] -> link target */
|
|
/* tree[x][4] -> last item in subtree */
|
|
/* tree[x][5] -> if item 2 is meant to be */
|
|
/* displayed, please list them */
|
|
/* here. */
|
|
/*********************************************/
|
|
|
|
$maxlevel=0;
|
|
$cnt=-1;
|
|
|
|
if($this->read_from_file)
|
|
{
|
|
$fd = fopen($treefile, 'r');
|
|
if($fd==0)
|
|
{
|
|
die("menutree.inc : Unable to open file ".$treefile);
|
|
}
|
|
settype($treefile,'array');
|
|
$treefile = array();
|
|
while($buffer = fgets($fd, 4096))
|
|
{
|
|
$treefile[] = buffer;
|
|
}
|
|
fclose($fd);
|
|
}
|
|
if(is_array($treefile))
|
|
{
|
|
$ta = $treefile;
|
|
}
|
|
elseif(gettype($treefile) == 'string')
|
|
{
|
|
$ta = explode("\n",$treefile);
|
|
}
|
|
reset($ta);
|
|
while (list($null,$buffer) = each($ta))
|
|
{
|
|
$cnt++;
|
|
$tree[$cnt][0]=strspn($buffer,".");
|
|
$tmp=rtrim(substr($buffer,$tree[$cnt][0]));
|
|
$node=explode('|',$tmp);
|
|
$tree[$cnt][1]=chop($node[0]);
|
|
$tree[$cnt][2]=chop($node[1]);
|
|
if(count($node)>2)
|
|
{
|
|
$tree[$cnt][3]=chop($node[2]);
|
|
}
|
|
$tree[$cnt][4]=0;
|
|
if(count($node) == 5)
|
|
{
|
|
$tree[$cnt][5]=$node[4];
|
|
}
|
|
if($tree[$cnt][0] > $maxlevel)
|
|
{
|
|
$maxlevel=$tree[$cnt][0];
|
|
}
|
|
}
|
|
$c_tree = count($tree);
|
|
for($i=0; $i<$c_tree; $i++)
|
|
{
|
|
// if($i!=0)
|
|
// {
|
|
$expand[$i]=0;
|
|
// }
|
|
// else
|
|
// {
|
|
// $expand[$i]=1;
|
|
// }
|
|
if($tree[$i][0] == 1)
|
|
{
|
|
$visible[$i]=1;
|
|
}
|
|
else
|
|
{
|
|
$visible[$i]=0;
|
|
}
|
|
$levels[$i]=0;
|
|
}
|
|
|
|
/*********************************************/
|
|
/* Get Node numbers to expand */
|
|
/*********************************************/
|
|
|
|
if($expandlevels!='')
|
|
{
|
|
$explevels = explode('|',$expandlevels);
|
|
$c_exp = count($explevels);
|
|
for($i=0;$i<$c_exp;$i++)
|
|
{
|
|
$expand[$explevels[$i]]=1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$c_exp = 0;
|
|
}
|
|
|
|
/*********************************************/
|
|
/* Find last nodes of subtrees */
|
|
/*********************************************/
|
|
|
|
$lastlevel=$maxlevel;
|
|
for ($i=$c_tree - 1; $i>=1; $i -= 1)
|
|
{
|
|
if($tree[$i][0] < $tree[$i + 1][0])
|
|
{
|
|
for($j=$tree[$i][0] + 1; $j <= $maxlevel; $j++)
|
|
{
|
|
$levels[$j]=0;
|
|
}
|
|
}
|
|
if($levels[$tree[$i][0]]==0)
|
|
{
|
|
$levels[$tree[$i][0]]=1;
|
|
$tree[$i][4]=1;
|
|
}
|
|
else
|
|
{
|
|
$tree[$i][4]=0;
|
|
}
|
|
// $lastlevel=$tree[$i][0];
|
|
}
|
|
|
|
/*********************************************/
|
|
/* Determine visible nodes */
|
|
/*********************************************/
|
|
// $visible[0]=1; // root is always visible
|
|
// $visible[1]=1; // root is always visible
|
|
// $visible[2]=1; // root is always visible
|
|
// $visible[3]=1; // root is always visible
|
|
// $visible[4]=1; // root is always visible
|
|
// $visible[5]=1; // root is always visible
|
|
// $visible[6]=1; // root is always visible
|
|
// $visible[7]=1; // root is always visible
|
|
// $visible[8]=1; // root is always visible
|
|
// $visible[9]=1; // root is always visible
|
|
// $visible[10]=1; // root is always visible
|
|
// $visible[11]=1; // root is always visible
|
|
// $visible[12]=1; // root is always visible
|
|
// $visible[13]=1; // root is always visible
|
|
// $visible[14]=1; // root is always visible
|
|
// $visible[15]=1; // root is always visible
|
|
// $visible[16]=1; // root is always visible
|
|
// $visible[17]=1; // root is always visible
|
|
// $visible[18]=1; // root is always visible
|
|
// $visible[19]=1; // root is always visible
|
|
// $visible[20]=1; // root is always visible
|
|
// $visible[21]=1; // root is always visible
|
|
// $visible[22]=1; // root is always visible
|
|
// $visible[23]=1; // root is always visible
|
|
// $visible[24]=1; // root is always visible
|
|
// $visible[25]=1; // root is always visible
|
|
// $visible[26]=1; // root is always visible
|
|
// $visible[27]=1; // root is always visible
|
|
// $visible[28]=1; // root is always visible
|
|
|
|
for ($i=0; $i<$c_exp; $i++)
|
|
{
|
|
$n=$explevels[$i];
|
|
if(($visible[$n]==1) && ($expand[$n]==1))
|
|
{
|
|
for($j=$n+1;$tree[$j][0]>$tree[$n][0];$j++)
|
|
{
|
|
if($tree[$j][0]==$tree[$n][0]+1)
|
|
{
|
|
$visible[$j]=1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*********************************************/
|
|
/* Output nicely formatted tree */
|
|
/*********************************************/
|
|
|
|
// for($i=0; $i<$maxlevel; $i++)
|
|
// {
|
|
// $levels[$i]=1;
|
|
// }
|
|
|
|
$maxlevel++;
|
|
|
|
// $cnt=0;
|
|
|
|
$browser = CreateObject('phpgwapi.browser');
|
|
$browser->browser();
|
|
$browser_agent = $browser->get_agent();
|
|
switch($browser_agent)
|
|
{
|
|
case 'MOZILLA':
|
|
case 'NETSCAPE':
|
|
$text_size = 3;
|
|
break;
|
|
case 'IE':
|
|
$text_size = 2;
|
|
break;
|
|
}
|
|
|
|
$str = '';
|
|
|
|
for($cnt=0;$cnt<$c_tree;$cnt++)
|
|
{
|
|
if(!$visible[$cnt])
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/****************************************/
|
|
/* Create expand/collapse parameters */
|
|
/****************************************/
|
|
$params='p=';
|
|
for($i=0;$i<=$c_tree;$i++)
|
|
{
|
|
if(($expand[$i]==1) && ($cnt!=$i) || (($expand[$i]==0 && $cnt==$i) && ($tree[$cnt+1][0]>$tree[$cnt][0])))
|
|
{
|
|
if($params != 'p=')
|
|
{
|
|
$params .= '|';
|
|
}
|
|
$params .= $i;
|
|
}
|
|
}
|
|
if($params=='p=')
|
|
{
|
|
$params='';
|
|
}
|
|
|
|
// if($params != '')
|
|
// {
|
|
// $params = '&'.$params;
|
|
// }
|
|
|
|
/****************************************/
|
|
/* Always display the extreme top level */
|
|
/****************************************/
|
|
if($cnt==0)
|
|
{
|
|
// $str = '<table cellspacing="0" cellpadding="0" border="0" cols="'.($maxlevel+3).'" width="'.($maxlevel*16+100).'">'."\n";
|
|
$str = '<table cellspacing="0" cellpadding="0" border="0" cols="'.($maxlevel+3).'" width="'.($maxlevel * 16 + $this->last_column_size).'">'."\n";
|
|
$str .= '<a href="' . $GLOBALS['phpgw']->link('/'.$GLOBALS['phpgw_info']['flags']['currentapp'].'/index.php',$params) . '" target="_parent">' . $this->root_level_value . '</a>';
|
|
$str .= "\n".'<tr>';
|
|
for ($k=0; $k<$maxlevel; $k++)
|
|
{
|
|
$str .= '<td width=16></td>';
|
|
}
|
|
$str .= '<td width='.$this->last_column_size.'></td></tr>'."\n";
|
|
}
|
|
|
|
/****************************************/
|
|
/* start new row */
|
|
/****************************************/
|
|
$str .= '<tr>';
|
|
|
|
/****************************************/
|
|
/* vertical lines from higher levels */
|
|
/****************************************/
|
|
$i=0;
|
|
while ($i<$tree[$cnt][0]-1)
|
|
{
|
|
if ($levels[$i]==1)
|
|
{
|
|
$str .= '<td><img src="' . $img_line . '" alt="|"></td>';
|
|
}
|
|
else
|
|
{
|
|
$str .= '<td><img src="' . $img_spc . '" alt=" "></td>';
|
|
}
|
|
$i++;
|
|
}
|
|
|
|
/****************************************/
|
|
/* corner at end of subtree or t-split */
|
|
/****************************************/
|
|
if ($tree[$cnt][4]==1)
|
|
{
|
|
$str .= '<td><img src="' . $img_end . '" alt="\"></td>';
|
|
$levels[$tree[$cnt][0]-1]=0;
|
|
}
|
|
else
|
|
{
|
|
$str .= '<td><img src="' . $img_split . '" alt="|-"></td>';
|
|
$levels[$tree[$cnt][0]-1]=1;
|
|
}
|
|
|
|
/********************************************/
|
|
/* Node (with subtree) or Leaf (no subtree) */
|
|
/********************************************/
|
|
if($tree[$cnt+1][0]>$tree[$cnt][0])
|
|
{
|
|
$src = $REQUEST_URI;
|
|
if(ereg('[\?\&]p=',$src) != 0)
|
|
{
|
|
$src = ereg_replace('p=([0-9\|])+','',$REQUEST_URI);
|
|
}
|
|
// echo 'Src = '.$src."<br>\n";
|
|
if(strpos(' '.$src,'?'))
|
|
{
|
|
$extra_param = '&';
|
|
}
|
|
else
|
|
{
|
|
$extra_param = '?';
|
|
}
|
|
if($expand[$cnt]==0)
|
|
{
|
|
// $str .= '<td><a href="'.$GLOBALS['phpgw']->link('/'.$GLOBALS['phpgw_info']['flags']['currentapp'].'/'.basename($SCRIPT_FILENAME),$params).'"><img src="'.$img_expand.'" border="no" alt="+"></a></td>';
|
|
$str .= '<td><a href="'.$src.$extra_param.$params.'"><img src="'.$img_expand.'" border="no" alt="+"></a></td>';
|
|
}
|
|
else
|
|
{
|
|
// $str .= '<td><a href="'.$GLOBALS['phpgw']->link('/'.$GLOBALS['phpgw_info']['flags']['currentapp'].'/'.basename($SCRIPT_FILENAME),$params).'"><img src="'.$img_collapse.'" border="no" alt="-"></a></td>';
|
|
$str .= '<td><a href="'.$src.$extra_param.$params.'"><img src="'.$img_collapse.'" border="no" alt="-"></a></td>';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*************************/
|
|
/* Tree Leaf */
|
|
/*************************/
|
|
$str .= '<td><img src="' . $img_leaf . '" alt="o"></td>';
|
|
}
|
|
|
|
/****************************************/
|
|
/* output item text */
|
|
/****************************************/
|
|
$str .= '<td colspan="'.($maxlevel-$tree[$cnt][0]).'"><font face="'.$GLOBALS['phpgw_info']['theme']['font'].'" size="'.$text_size.'">';
|
|
if ($tree[$cnt][5]=='')
|
|
{
|
|
if ($tree[$cnt][2]=='')
|
|
{
|
|
$str .= $tree[$cnt][1];
|
|
}
|
|
else
|
|
{
|
|
if(strpos(' '.$tree[$cnt][2],'?'))
|
|
{
|
|
$extra_param = '&';
|
|
}
|
|
else
|
|
{
|
|
$extra_param = '?';
|
|
}
|
|
$str .= '<a href="'.$tree[$cnt][2].$extra_param.$params.'" target="'.$tree[$cnt][3].'">'.$tree[$cnt][1].'</a>';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$str .= $tree[$cnt][5];
|
|
}
|
|
$str .= '</font></td>';
|
|
|
|
/****************************************/
|
|
/* end row */
|
|
/****************************************/
|
|
|
|
$str .= '</tr>'."\n";
|
|
}
|
|
$str .= '</table>'."\n";
|
|
|
|
return $str;
|
|
|
|
/***************************************************/
|
|
/* Tree file format */
|
|
/* */
|
|
/* */
|
|
/* The first line is always of format : */
|
|
/* .[rootname] */
|
|
/* */
|
|
/* each line contains one item, the line starts */
|
|
/* with a series of dots(.). Each dot is one level */
|
|
/* deeper. Only one level at a time once is allowed*/
|
|
/* Next comes the come the item name, link and */
|
|
/* link target, seperated by a |. */
|
|
/* */
|
|
/* example: */
|
|
/* */
|
|
/* .top */
|
|
/* ..category 1 */
|
|
/* ...item 1.1|item11.htm|main */
|
|
/* ...item 2.2|item12.htm|main */
|
|
/* ..category 2|cat2overview.htm|main */
|
|
/* ...item 2.1|item21.htm|main */
|
|
/* ...item 2.2|item22.htm|main */
|
|
/* ...item 2.3|item23.htm|main */
|
|
/* */
|
|
/***************************************************/
|
|
}
|
|
}
|