view.php
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<?php
/*
* view.php
*
* Displays file details, image previews, zip previews depending on the current action
*
* Copyright (c) 1999-2002 The Owl Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
*
* $Id$
*/
require("./config/owl.php");
require("./lib/owl.lib.php");
require("./config/html.php");
require("./lib/security.lib.php");
// cv change for security, should deny documents directory
// added image_show that passes the image through
if($action != "image_show") {
include("./lib/header.inc");
}
// Begin 496814 Column Sorts are not persistant
// + ADDED &order=$order&$sortorder=$sortname to
// all browse.php? header and HREF LINES
switch ($order) {
case "name":
$sortorder = 'sortname';
break;
case "major_revision":
$sortorder = 'sortver';
break;
case "filename" :
$sortorder = 'sortfilename';
break;
case "size" :
$sortorder = 'sortsize';
break;
case "creatorid" :
$sortorder = 'sortposted';
break;
case "smodified" :
$sortorder = 'sortmod';
break;
case "checked_out":
$sortorder = 'sortcheckedout';
break;
default:
break;
}
// END 496814 Column Sorts are not persistant
/**
* Finds the path from the root folder to the required folder
*
* @param $parent required folder
*
* @returns string containing path from root folder to required folder
*/
function find_path($parent) {
global $default;
$path = fid_to_name($parent);
$sql = new Owl_DB;
while($parent != 1) {
$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;
}
/**
* Get a file name for a file id
*
* @paramater $id file id
*
* @return string file name
*/
function fid_to_filename($id) {
global $default;
$sql = new Owl_DB;
$sql->query("select filename from $default->owl_files_table where id = '$id'");
while($sql->next_record()) return $sql->f("filename");
}
if($action == "image_show") {
//if the user has permission to download the file
if(check_auth($id, "file_download", $userid) == 1) {
//if the file is stored on the file system
if ($default->owl_use_fs) {
$path = $default->owl_FileDir."/".find_path($parent)."/".fid_to_filename($id);
readfile("$path");
}
//else the file is stored in the database
else {
$sql = new Owl_DB;
$filename = fid_to_filename($id);
if ($filetype = strrchr($filename,".")) {
$filetype = substr($filetype,1);
$sql->query("select * from $default->owl_mime_table where filetype = '$filetype'");
while($sql->next_record()) $mimeType = $sql->f("mimetype");
}
if ($mimeType) {
header("Content-Type: $mimeType");
$sql->query("select data,compressed from " . $default->owl_files_data_table . " where id='$id'");
while($sql->next_record()) {
if ($sql->f("compressed")) {
$tmpfile = $default->owl_FileDir . "owltmp.$id";
if (file_exists($tmpfile)) unlink($tmpfile);
$fp=fopen($tmpfile,"w");
fwrite($fp, $sql->f("data"));
fclose($fp);
flush(passthru($default->gzip_path . " -dfc $tmpfile"));
unlink($tmpfile);
} else {
print $sql->f("data");
}
}
}
}
} else {
print($lang_nofileaccess);
}
die;
}
print("<TABLE WIDTH=$default->table_expand_width BGCOLOR=$default->main_header_bgcolor CELLSPACING=0 CELLPADDING=0 BORDER=$default->table_border HEIGHT=30>");
?>
<TR><TD ALIGN=LEFT>
<?php print("$lang_user: ");
if(prefaccess($userid)) {
print("<A HREF='prefs.php?owluser=$userid&sess=$sess&expand=$expand'>");
}
print uid_to_name($userid);
print ("</A>");
?>
<FONT SIZE=-1>
<?php print("<A HREF='index.php?login=logout&sess=$sess'>$lang_logout</A>");?>
</FONT></TD><TD ALIGN=RIGHT>
<?php print("<A HREF='browse.php?sess=$sess&parent=$parent&expand=$expand&order=$order&$sortorder=$sortname'><IMG SRC='$default->owl_root_url/locale/$language/graphics/btn_browse.gif' BORDER=0>");?>
</A></TD></TR></TABLE>
<?php
//view the file details (name, creator, security rights etc.)
if($action == "file_details") {
//if the current user has permission to view the folder
if(check_auth($parent, "folder_view", $userid) == 1) {
$expand = 1;
print("<TABLE WIDTH=$default->table_expand_width BORDER=$default->table_border>");
print("<TR><TD align=left>".gen_navbar($parent)."/".flid_to_name($id)."</TD></TR>");
print("</TABLE><HR WIDTH=$default->table_expand_width><BR>");
//get the file information
$sql = new Owl_DB; $sql->query("select * from $default->owl_files_table where id = '$id'");
while($sql->next_record()) {
$security = $sql->f("security");
if ($security == "0") $security = $lang_everyoneread;
if ($security == "1") $security = $lang_everyonewrite;
if ($security == "2") $security = $lang_groupread;
if ($security == "3") $security = $lang_groupwrite;
if ($security == "4") $security = $lang_onlyyou;
if ($security == "5") $security = $lang_groupwrite_nod;
if ($security == "6") $security = $lang_everyonewrite_nod;
if ($security == "7") $security = $lang_groupwrite_worldread;
if ($security == "8") $security = $lang_groupwrite_worldread_nod;
print("<TABLE WIDTH=66% BORDER=$default->table_border><TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg>
$lang_title:</TD><TD align=left>".$sql->f("name")."</TD></TR>
<TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg>$lang_file:</TD><TD align=left>".$sql->f("filename")." (".gen_filesize($sql->f("size")).")</TD></TR>
<TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg>$lang_ownership:</TD>
<TD align=left>".fid_to_creator($id)." (".group_to_name(owlfilegroup($id)).")</TD></TR>
<TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg>$lang_permissions:</TD><TD align=left>$security</TD></TR>
<TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg>$lang_keywords:</TD><TD align=left>".$sql->f("metadata")."</TD></TR>
<TR><TD ALIGN=RIGHT BGCOLOR=$default->table_header_bg VALIGN=TOP>$lang_description:</TD><TD align=left><TEXTAREA NAME=description ROWS=10
COLS=50>".$sql->f("description")."</TEXTAREA></TABLE><BR>");
include("./lib/footer.inc");
}
}
}
//preview an image
if($action == "image_preview") {
//if the current user has permission to dowload the file
if(check_auth($id, "file_download", $userid) == 1) {
$path = find_path($parent)."/".fid_to_filename($id);
print("$lang_viewing". gen_navbar($parent) . "/" . fid_to_filename($id) ."<HR WIDTH=50%><BR><BR>");
print("<IMG SRC='$PHP_SELF?sess=$sess&id=$id&action=image_show&parent=$parent'>");
} else {
print($lang_nofileaccess);
}
}
//preview a zip file
if($action == "zip_preview") {
//if the current user has permission to download the file
if(check_auth($id, "file_download", $userid) == 1) {
$name = fid_to_filename($id);
//if the file is stored on the file system
if ($default->owl_use_fs) {
$path = find_path($parent)."/".$name;
}
//else the file is stored in the database
else {
$path = $name;
if (file_exists($default->owl_FileDir. "/$path")) unlink($default->owl_FileDir. "/$path");
$file = fopen($default->owl_FileDir. "/$path", 'wb');
$sql->query("select data,compressed from $default->owl_files_data_table where id='$id'");
while($sql->next_record()) {
if ($sql->f("compressed")) {
$tmpfile = $default->owl_FileDir . "owltmp.$id.gz";
$uncomptmpfile = $default->owl_FileDir . "owltmp.$id";
if (file_exists($tmpfile)) unlink($tmpfile);
$fp=fopen($tmpfile,"w");
fwrite($fp, $sql->f("data"));
fclose($fp);
system($default->gzip_path . " -df $tmpfile");
$fsize = filesize($uncomptmpfile);
$fd = fopen($uncomptmpfile, 'rb');
$filedata = fread($fd, $fsize);
fclose($fd);
fwrite($file, $filedata);
unlink($uncomptmpfile);
} else {
fwrite($file, $sql->f("data"));
}
fclose($file);
}
}
//$path = find_path($parent)."/".$name;
$expr = "-t";
if(ereg("gz", $name)) $expr .= "z";
print("$lang_viewing". gen_navbar($parent) . "/" . fid_to_filename($id) ."<HR WIDTH=50%><BR><BR>");
print("<TABLE BORDER=$default->table_border CELLPADDING=0 CELLSPACING=0><TR><TD ALIGN=LEFT><PRE>");
passthru("$default->tar_path $expr < $default->owl_FileDir/$path | sort");
unlink($default->owl_FileDir. "/$path");
print("</PRE></TD></TR></TABLE>");
} else {
print($lang_nofileaccess);
}
}
// BEGIN wes change
if($action == "html_show" || $action == "text_show") {
//if the current user has permission to download the file
if(check_auth($id, "file_download", $userid) == 1) {
//if the file is stored on the file system
if ($default->owl_use_fs) {
$path = $default->owl_FileDir."/".find_path($parent)."/".fid_to_filename($id);
print("<BR>$lang_viewing". gen_navbar($parent) . "/" . fid_to_filename($id) ."<HR WIDTH=50%><BR><BR></CENTER>");
if ($action == "text_show") print("<xmp>");
readfile("$path");
}
//else the file is stored in the database
else
{
print("$lang_viewing /".find_path($parent)."/".fid_to_filename($id)."<HR WIDTH=50%><BR><BR></CENTER>");
if ($action == "text_show") print("<xmp>");
$sql->query("select data,compressed from " . $default->owl_files_data_table . " where id='$id'");
while($sql->next_record()) {
if ($sql->f("compressed")) {
$tmpfile = $default->owl_FileDir . "owltmp.$id";
if (file_exists($tmpfile)) unlink($tmpfile);
$fp=fopen($tmpfile,"w");
fwrite($fp, $sql->f("data"));
fclose($fp);
flush(passthru($default->gzip_path . " -dfc $tmpfile"));
unlink($tmpfile);
} else {
print $sql->f("data");
}
}
}
$path = find_path($parent)."/".fid_to_filename($id);
} else {
print($lang_nofileaccess);
}
}
// end wes change
?>