This commit is contained in:
skeeter 2001-04-22 02:39:39 +00:00
parent d5343aee16
commit a161abb81e

View File

@ -25,294 +25,360 @@
/*********************************************/ /*********************************************/
class menutree { 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
function 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
$this->read_from_file = True;
}
function showtree($treefile, $expandlevels="", $num_menus = 50, $invisible_menus = Null){ function menutree()
global $phpgw_info, $phpgw; {
$this->read_from_file = True;
}
$script = $SCRIPT_NAME; function showtree($treefile, $expandlevels='', $num_menus = 50, $invisible_menus = Null)
{
global $phpgw_info, $phpgw, $SCRIPT_FILENAME;
$img_expand = "templates/default/images/tree_expand.gif"; $img_expand = 'templates/default/images/tree_expand.gif';
$img_collapse = "templates/default/images/tree_collapse.gif"; $img_collapse = 'templates/default/images/tree_collapse.gif';
$img_line = "templates/default/images/tree_vertline.gif"; $img_line = 'templates/default/images/tree_vertline.gif';
$img_split = "templates/default/images/tree_split.gif"; $img_split = 'templates/default/images/tree_split.gif';
$img_end = "templates/default/images/tree_end.gif"; $img_end = 'templates/default/images/tree_end.gif';
$img_leaf = "templates/default/images/tree_leaf.gif"; $img_leaf = 'templates/default/images/tree_leaf.gif';
$img_spc = "templates/default/images/tree_space.gif"; $img_spc = 'templates/default/images/tree_space.gif';
/*********************************************/ /*********************************************/
/* Read text file with tree structure */ /* Read text file with tree structure */
/*********************************************/ /*********************************************/
/*********************************************/ /*********************************************/
/* read file to $tree array */ /* read file to $tree array */
/* tree[x][0] -> tree level */ /* tree[x][0] -> tree level */
/* tree[x][1] -> item text */ /* tree[x][1] -> item text */
/* tree[x][2] -> item link */ /* tree[x][2] -> item link */
/* tree[x][3] -> link target */ /* tree[x][3] -> link target */
/* tree[x][4] -> last item in subtree */ /* tree[x][4] -> last item in subtree */
/*********************************************/ /*********************************************/
$maxlevel=0; $maxlevel=0;
$cnt=0; $cnt=-1;
if ($this->read_from_file) { if($this->read_from_file)
$fd = fopen($treefile, "r"); {
if ($fd==0) die("menutree.inc : Unable to open file ".$treefile); $fd = fopen($treefile, 'r');
while ($buffer = fgets($fd, 4096)) { if($fd==0)
$tree[$cnt][0]=strspn($buffer,"."); {
$tmp=rtrim(substr($buffer,$tree[$cnt][0])); die("menutree.inc : Unable to open file ".$treefile);
$node=explode("|",$tmp); }
$tree[$cnt][1]=$node[0]; while($buffer = fgets($fd, 4096))
$tree[$cnt][2]=$node[1]; {
$tree[$cnt][3]=$node[2]; $cnt++;
$tree[$cnt][4]=0; $tree[$cnt][0]=strspn($buffer,'.');
if ($tree[$cnt][0] > $maxlevel) $maxlevel=$tree[$cnt][0]; $tmp=rtrim(substr($buffer,$tree[$cnt][0]));
$cnt++; $node=explode('|',$tmp);
} $tree[$cnt][1]=$node[0];
fclose($fd); $tree[$cnt][2]=$node[1];
} else { $tree[$cnt][3]=$node[2];
$ta = explode("\n",$treefile); $tree[$cnt][4]=0;
while (list($null,$buffer) = each($ta)) { if($tree[$cnt][0] > $maxlevel)
$tree[$cnt][0]=strspn($buffer,"."); {
$tmp=rtrim(substr($buffer,$tree[$cnt][0])); $maxlevel=$tree[$cnt][0];
$node=explode("|",$tmp); }
$tree[$cnt][1]=$node[0]; }
$tree[$cnt][2]=$node[1]; fclose($fd);
$tree[$cnt][3]=$node[2]; }
$tree[$cnt][4]=0; else
if ($tree[$cnt][0] > $maxlevel) $maxlevel=$tree[$cnt][0]; {
$cnt++; $ta = explode("\n",$treefile);
} while (list($null,$buffer) = each($ta))
} {
for ($i=0; $i<count($tree); $i++) { $cnt++;
$expand[$i]=0; $tree[$cnt][0]=strspn($buffer,".");
$visible[$i]=0; $tmp=rtrim(substr($buffer,$tree[$cnt][0]));
$levels[$i]=0; $node=explode('|',$tmp);
} $tree[$cnt][1]=$node[0];
$tree[$cnt][2]=$node[1];
$tree[$cnt][3]=$node[2];
$tree[$cnt][4]=0;
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] <= 2)
{
$visible[$i]=1;
}
else
{
$visible[$i]=0;
}
$levels[$i]=0;
}
/*********************************************/ /*********************************************/
/* Get Node numbers to expand */ /* Get Node numbers to expand */
/*********************************************/ /*********************************************/
if ($expandlevels!="") $explevels = explode("|",$expandlevels); if($expandlevels!='')
{
$explevels = explode('|',$expandlevels);
$c_exp = count($explevels);
for($i=0;$i<$c_exp;$i++)
{
$expand[$explevels[$i]]=1;
}
}
else
{
$c_exp = 0;
}
$i=0; /*********************************************/
while($i<count($explevels)) { /* Find last nodes of subtrees */
$expand[$explevels[$i]]=1; /*********************************************/
$i++;
}
/*********************************************/ $lastlevel=$maxlevel;
/* Find last nodes of subtrees */ for ($i=count($tree)-1; $i>=0; $i -= 1)
/*********************************************/ {
if($tree[$i][0] < $tree[$i+1][0])
$lastlevel=$maxlevel; {
for ($i=count($tree)-1; $i>=0; $i--) { for($j=$tree[$i][0]+1; $j <= $maxlevel; $j++)
if ( $tree[$i][0] < $lastlevel ) { {
for ($j=$tree[$i][0]+1; $j <= $maxlevel; $j++) { $levels[$j]=0;
$levels[$j]=0; }
} }
} if($levels[$tree[$i][0]]==0)
if ( $levels[$tree[$i][0]]==0 ) { {
$levels[$tree[$i][0]]=1; $levels[$tree[$i][0]]=1;
$tree[$i][4]=1; $tree[$i][4]=1;
} else }
$tree[$i][4]=0; else
$lastlevel=$tree[$i][0]; {
} $tree[$i][4]=0;
}
// $lastlevel=$tree[$i][0];
}
/*********************************************/ /*********************************************/
/* Determine visible nodes */ /* 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 */
/*********************************************/
$visible[0]=1; // root is always visible // for($i=0; $i<$maxlevel; $i++)
$visible[1]=1; // root is always visible // {
$visible[2]=1; // root is always visible // $levels[$i]=1;
$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
$maxlevel++;
for ($i=0; $i<count($explevels); $i++) { $cnt=0;
$n=$explevels[$i]; for($cnt=0;$cnt<$c_tree - 1;$cnt++)
if ( ($visible[$n]==1) && ($expand[$n]==1) ) { {
$j=$n+1; if(!$visible[$cnt])
while ( $tree[$j][0] > $tree[$n][0] ) { {
if ($tree[$j][0]==$tree[$n][0]+1) $visible[$j]=1; continue;
$j++; }
}
}
}
/****************************************/
for ($i=0; $i<count($explevels); $i++) { /* Create expand/collapse parameters */
$n=$explevels[$i]; /****************************************/
if ( ($visible[$n]==1) && ($expand[$n]==1) ) { $params='p=';
$j=$n+1; for($i=1;$i<=$c_tree;$i++)
while ( $tree[$j][0] == $tree[$n][0] + 1 ) { {
$visible[$j]=1; if(($expand[$i]==1) && ($cnt!=$i) || ($expand[$i]==0 && $cnt==$i))
$j++; {
} if($params != 'p=')
} {
} $params .= '|';
}
$params .= $i;
/*********************************************/ }
/* Output nicely formatted tree */ }
/*********************************************/ if($params=='p=')
{
for ($i=0; $i<$maxlevel; $i++) $levels[$i]=1; $params='';
}
$maxlevel++;
$cnt=0;
while ($cnt<count($tree)) {
if ($visible[$cnt]) {
/****************************************/
/* Create expand/collapse parameters */
/****************************************/
#$i=1; $params="p=";
#while($i<count($expand)) {
# if ( ($expand[$i]==1) && ($cnt!=$i) || ($expand[$i]==0 && $cnt==$i)) {
# $params=$params.$i;
# $params=$params."|";
# }
# $i++;
#}
/****************************************/ /****************************************/
/* Always display the extreme top level */ /* Always display the extreme top level */
/****************************************/ /****************************************/
if($cnt==0) { if($cnt==0)
$str = '<table cellspacing="0" cellpadding="0" border="0" cols="'.($maxlevel+3).'" width="'.($maxlevel*16+100).'">'."\n"; {
$str .= '<a href="' . $phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/index.php',$params) . '" target="_parent">' . $this->root_level_value . '</a>'; $str = '<table cellspacing="0" cellpadding="0" border="0" cols="'.($maxlevel+3).'" width="'.($maxlevel*16+100).'">'."\n";
$str .= "\n".'<tr>'; $str .= '<a href="' . $phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/index.php',$params) . '" target="_parent">' . $this->root_level_value . '</a>';
for ($i=0; $i<$maxlevel; $i++) $str .= '<td width=16></td>'; $str .= "\n".'<tr>';
$str .= '<td width=100></td></tr>'."\n"; for ($k=0; $k<$maxlevel; $k++)
} {
$str .= '<td width=16></td>';
}
$str .= '<td width=100></td></tr>'."\n";
}
/****************************************/ /****************************************/
/* start new row */ /* start new row */
/****************************************/ /****************************************/
$str .= '<tr>'; $str .= '<tr>';
/****************************************/ /****************************************/
/* vertical lines from higher levels */ /* vertical lines from higher levels */
/****************************************/ /****************************************/
$i=0; $i=0;
while ($i<$tree[$cnt][0]-1) { while ($i<$tree[$cnt][0]-1)
if ($levels[$i]==1) {
$str .= '<td><img src="' . $img_line . '" alt="|"></td>'; if ($levels[$i]==1)
else {
$str .= '<td><img src="' . $img_spc . '" alt=" "></td>'; $str .= '<td><img src="' . $img_line . '" alt="|"></td>';
$i++; }
} else
{
$str .= '<td><img src="' . $img_spc . '" alt=" "></td>';
}
$i++;
}
/****************************************/ /****************************************/
/* corner at end of subtree or t-split */ /* corner at end of subtree or t-split */
/****************************************/ /****************************************/
if ($tree[$cnt][4]==1) { if ($tree[$cnt][4]==1)
$str .= '<td><img src="' . $img_end . '" alt="\"></td>'; {
$levels[$tree[$cnt][0]-1]=0; $str .= '<td><img src="' . $img_end . '" alt="\"></td>';
} else { $levels[$tree[$cnt][0]-1]=0;
$str .= '<td><img src="' . $img_split . '" alt="|-"></td>'; }
$levels[$tree[$cnt][0]-1]=1; else
} {
$str .= '<td><img src="' . $img_split . '" alt="|-"></td>';
$levels[$tree[$cnt][0]-1]=1;
}
/********************************************/ /********************************************/
/* Node (with subtree) or Leaf (no subtree) */ /* Node (with subtree) or Leaf (no subtree) */
/********************************************/ /********************************************/
if ($tree[$cnt+1][0]>$tree[$cnt][0]) { if($tree[$cnt+1][0]>$tree[$cnt][0])
{
if($expand[$cnt]==0)
{
$str .= '<td><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.basename($SCRIPT_FILENAME),$params).'"><img src="'.$img_expand.'" border="no" alt="+"></a></td>';
}
else
{
$str .= '<td><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.basename($SCRIPT_FILENAME),$params).'"><img src="'.$img_collapse.'" border="no" alt="-"></a></td>';
}
}
elseif(isset($tree[$cnt+1][0]))
{
/*************************/
/* Tree Leaf */
/*************************/
$str .= '<td><img src="' . $img_leaf . '" alt="o"></td>';
}
if ($expand[$cnt]==0) /****************************************/
$str .= '<td><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.$script,$params).'"><img src="'.$img_expand.'" border="no" alt="+"></a></td>'; /* output item text */
else /****************************************/
$str .= '<td><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.$script,$params).'"><img src="'.$img_collapse.'" border="no" alt="-"></a></td>'; if ($tree[$cnt][2]=='')
} else { {
/*************************/ $str .= '<td colspan="'.($maxlevel-$tree[$cnt][0]).'">'.$tree[$cnt][1].'<font face="'.$phpgw_info['theme']['font'].'" size="2"></td>';
/* Tree Leaf */ }
/*************************/ else
{
$str .= '<td colspan="'.($maxlevel-$tree[$cnt][0]).'"><font face="'.$phpgw_info['theme']['font'].'" size="2"><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.$tree[$cnt][2],$params).'" target="'.$tree[$cnt][3].'">'.$tree[$cnt][1].'</a></td>';
}
$str .= '<td><img src="' . $img_leaf . '" alt="o"></td>'; /****************************************/
} /* end row */
/****************************************/
/****************************************/ $str .= '</tr>'."\n";
/* output item text */ }
/****************************************/ $str .= '</table>'."\n";
if ($tree[$cnt][2]=="")
$str .= '<td colspan="'.($maxlevel-$tree[$cnt][0]).'">'.$tree[$cnt][1].'<font face="Arial, Helvetica, san-serif" size="2"></td>';
else
$str .= '<td colspan="'.($maxlevel-$tree[$cnt][0]).'"><font face="Arial, Helvetica, san-serif" size="2"><a href="'.$phpgw->link('/'.$phpgw_info['flags']['currentapp'].'/'.$tree[$cnt][2],$params).'" target="'.$tree[$cnt][3].'">'.$tree[$cnt][1].'</a></td>';
/****************************************/ return $str;
/* end row */
/****************************************/
$str .= '</tr>'."\n"; /***************************************************/
} /* Tree file format */
$cnt++; /* */
} /* */
$str .= '</table>'."\n"; /* The first line is always of format : */
/* .[rootname] */
return $str; /* */
/* each line contains one item, the line starts */
/***************************************************/ /* with a series of dots(.). Each dot is one level */
/* Tree file format */ /* deeper. Only one level at a time once is allowed*/
/* */ /* Next comes the come the item name, link and */
/* */ /* link target, seperated by a |. */
/* The first line is always of format : */ /* */
/* .[rootname] */ /* example: */
/* */ /* */
/* each line contains one item, the line starts */ /* .top */
/* with a series of dots(.). Each dot is one level */ /* ..category 1 */
/* deeper. Only one level at a time once is allowed*/ /* ...item 1.1|item11.htm|main */
/* Next comes the come the item name, link and */ /* ...item 2.2|item12.htm|main */
/* link target, seperated by a |. */ /* ..category 2|cat2overview.htm|main */
/* */ /* ...item 2.1|item21.htm|main */
/* example: */ /* ...item 2.2|item22.htm|main */
/* */ /* ...item 2.3|item23.htm|main */
/* .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 */
/* */
/***************************************************/
}
} }