search.php
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<?php
/**
* Search.php
*
* Copyright (c) 1999-2002 The Owl Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
* This class is just random php used as a example.
*
* @version 1.1.1.1 2002/12/04
* @author Michael
* @package Owl
*/
require("./config/owl.php");
require("./lib/owl.lib.php");
require("./config/html.php");
require("./lib/security.lib.php");
//-------------------------------------------------------------
/**
* Function find_path($parent)
*
* Retrieves the parent folder from the DB
*
* @param $parent
* The parent folder id of the parent folder that needs to be retrieved
* @return $path
* Returns the path of the parent folder
*/
//-------------------------------------------------------------
// Usable
function find_path($parent)
{
global $default;
$path = fid_to_name($parent);
$sql = new Owl_DB;
while($parent != 1)
{// retrieve the parent from the folders table that corresponds to the parent id param
$sql->query("select parent from $default->owl_folders_table where id = '$parent'");
while($sql->next_record())
{
$path = fid_to_name($sql->f("parent"))."/".$path;
$parent = $sql->f("parent");
}
}
return $path;
}
// This Layout section will not be needed as it is going to change
// BEGIN patch Scott Tigr
// patch for layout
include("./lib/header.inc");
print("<TABLE WIDTH=$default->table_expand_width BGCOLOR=$default->main_header_bgcolor CELLSPACING=0 CELLPADDING=0 BORDER=$default->table_border HEIGHT=30>");
print("<TR><TD WIDTH=200 VALIGN=TOP>");
print("<TR>");
print("<TD ALIGN=LEFT WIDTH=33%>");
print uid_to_name($userid);
print(" : <A HREF='index.php?login=logout&sess=$sess'>$lang_logout</A></TD>");
print("<TD ALIGN=CENTER WIDTH=33%> </TD>");
print("<TD ALIGN=RIGHT WIDTH=33%> <A HREF='../browse.php?sess=$sess'><IMG SRC='$default->owl_root_url/locale/$language/graphics/btn_browse.gif' BORDER=0></A> </TD>");
print("</TR>");
print("</TABLE>");
print "<center>";
print "<br>";
if ($expand == 1)
{ // long view
print("\t\t<TABLE WIDTH=\"".$default->table_expand_width."\" border=\"0\">\n");
}
else
{
print("\t\t<TABLE WIDTH=$default->table_collapse_width>\n");
}
print("\t\t\t<tr><td align=\"left\"><b style=\"color:#0000aa;\">".$lang_search.":</b> ");
print(gen_navbar($parent) . "</td></tr></table>");
// END patch Scott Tigr
$groupid = owlusergroup($userid);
// first we have to find out what we can search
// we need a list of all folder that can be searched
// so we need to see which folders the user can read
$sql = new Owl_DB;
$sql->query("SELECT id,creatorid,groupid,security FROM $default->owl_folders_table");
//
// get all the folders that the user can read
while($sql->next_record())
{
$id = $sql->f("id");
if(check_auth($id, "folder_view", $userid) == 1) $folders[$id] = $id;
}
//
// get all the files in those folders that the user can read
foreach($folders as $item)
{
$sql->query("SELECT * FROM $default->owl_files_table where parent = '$item'");
while($sql->next_record())
{
$id = $sql->f("id");
if(check_auth($id, "file_download", $userid) == 1)
{
$files[$id][id] = $id;
$files[$id][n] = $sql->f("name");
$files[$id][m] = explode(" ", $sql->f("metadata"));
$files[$id][d] = explode(" ", $sql->f("description"));
$files[$id][f] = $sql->f("filename");
$files[$id][c] = $sql->f("checked_out");
$files[$id][u] = $sql->f("url");
$files[$id][p] = $sql->f("parent");
$files[$id][score] = 0;
}
}
}
//
// right now we have the array $files with all possible files that the user has read access to
// BEGIN bufix Scott Tigr
// error_handler if query empty
if (strlen(trim($query))>0) {
// END bugfix Scott Tigr
//
// break up our query string
$query = explode(" ", $query);
//
// the is the meat of the matching
if(sizeof($files) > 0) {
foreach($query as $keyword)
{
foreach(array_keys($files) as $key)
{
// BEGIN enhancement Sunil Savkar
// if the $parent string contains a keyword to be searched, then the score is
// adjusted. This takes into account the hierarchy.
// if keyword is found in the path
if(eregi("$keyword", find_path($files[$key][p])))
{
$files[$key][score] = $files[$key][score] + 4;
}
//if keyword is found in the files array
if(eregi("$keyword", $files[$key][n]))
{
$files[$key][score] = $files[$key][score] + 4;
}
if(eregi("$keyword", $files[$key][f]))
{
$files[$key][score] = $files[$key][score] + 3;
}
// if keyword is found in metadata
foreach($files[$key][m] as $metaitem)
{
// add 2 to the score if we find it in metadata (key search items)
if(eregi("$keyword", $metaitem))
{
$files[$key][score] = $files[$key][score] + 2;
}
}
// if keyword is found in description
foreach($files[$key][d] as $descitem)
{
// only add 1 for regular description matches
if(eregi("$keyword", $descitem))
{
$files[$key][score] = $files[$key][score] + 1;
}
}
}
}
}
//
// gotta find order to the scores...any better ideas?
print "$lang_search_results_for \"".implode(" ", $query)."\"<BR><BR><HR WIDTH=200 ALIGN=CENTER><BR>";
$max = 30;
$hit = 1;
$CountLines = 0;
$iconfiles = array("html","htm","gif","jpg","bmp","zip","tar","doc","mdb","xls","ppt","pdf","gz","mp3","tgz");
//if array exists print out the results based on their score of relavence
// This section will have to change as the interface is changing
if(sizeof($files) > 0)
{
while($max > 0)
{
foreach(array_keys($files) as $key)
{
if($files[$key][score] == $max)
{
$name = find_path($files[$key][p])."/".$files[$key][n];
$filename = $files[$key][f];
$choped = split("\.", $filename);
$pos = count($choped);
$ext = strtolower($choped[$pos-1]);
print("<TABLE WIDTH=$default->table_expand_width BORDER=$default->table_border CELLSPACING=1 CELLPADDING=1>");
$CountLines++;
$PrintLines = $CountLines % 2;
if ($PrintLines == 0)
{
print("<TR BGCOLOR='$default->table_cell_bg_alt'>");
}
else
print("<TR BGCOLOR='$default->table_cell_bg'>");
print "<TD ALIGN=CENTER width=5%>";
//for ($i=$max; $i>0; $i--) {
//}
// display results based on relevance (different graphics) and score
$t_score = $max;
for ($c=$max; $c>=1; $c--)
{
if ( $t_score >= 10)
{
if ( 0 == ($c % 10))
{
print "<IMG SRC='$default->owl_root_url/graphics/star10.gif' BORDER=0>";
$t_score = $t_score - 10;
}
}
else
{
if ( (0 == ($t_score % 2)) && $t_score > 0 )
{
print "<IMG SRC='$default->owl_root_url/graphics/star.gif' BORDER=0>";
}
$t_score = $t_score - 1;
}
}
//print "<BR>($lang_score $max)";
print "</TD>";
print("<TD ALIGN=LEFT WIDTH=40%>");
print "$hit. <A HREF='download.php?sess=$sess&id=".$files[$key][id]."&parent=".$files[$key][p]."'>".$name."</A></TD>";
print("<TD ALIGN=LEFT WIDTH=15%>");
if ($files[$key][u] == "1")
print("<IMG SRC='$default->owl_root_url/locale/$default->owl_lang/graphics/icons/url.gif' BORDER=0> ");
else {
if (preg_grep("/$ext/",$iconfiles))
print("<IMG SRC='$default->owl_root_url/locale/$default->owl_lang/graphics/icons/$ext.jpg' BORDER=0> ");
else
print("<IMG SRC='$default->owl_root_url/locale/$default->owl_lang/graphics/icons/file.gif' BORDER=0> ");
}
print("  $filename</TD>");
print("<TD ALIGN=LEFT width=10%>");
printFileIcons($files[$key][id],$name,$files[$key][c],$files[$key][u],$default->owl_version_control,$ext);
print("</TD></TR></TABLE>");
//print "<TABLE><TR><TD WIDTH=10></TD><TD Align=left>".implode(" ", $files[$key][d])."</TD></TR></TABLE><BR>";
$hit++;
}
}
$max--;
}
}
print "<HR WIDTH=\"".$default->table_expand_width."\" ALIGN=\"center\"><BR>";
print "<A HREF='browse.php?sess=$sess&parent=$parent&expand=$expand'><IMG SRC='$default->owl_root_url/locale/$language/graphics/btn_browse.gif' BORDER=0></A><P></P>";
// BEGIN bugfix Scott Tigr
// error_handler if query empty
} // end of check strlen(query)
else { // if query was empty
print("<p>" . $lang_query_empty . "</p>");
}
include("./lib/footer.inc");
// END bugfix Scott Tigr
?>