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top_graph_header.php

<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004 Ian Berry                                            |
 |                                                                         |
 | 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.                  |
 |                                                                         |
 | This program is distributed in the hope that it will be useful,         |
 | but WITHOUT ANY WARRANTY; without even the implied warranty of          |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           |
 | GNU General Public License for more details.                            |
 +-------------------------------------------------------------------------+
 | cacti: a php-based graphing solution                                    |
 +-------------------------------------------------------------------------+
 | Most of this code has been designed, written and is maintained by       |
 | Ian Berry. See about.php for specific developer credit. Any questions   |
 | or comments regarding this code should be directed to:                  |
 | - iberry@raxnet.net                                                     |
 +-------------------------------------------------------------------------+
 | - raXnet - http://www.raxnet.net/                                       |
 +-------------------------------------------------------------------------+
*/

$using_guest_account = false;
$show_console_tab = true;

if (read_config_option("global_auth") == "on") {
      /* at this point this user is good to go... so get some setting about this
      user and put them into variables to save excess SQL in the future */
      $current_user = db_fetch_row("select * from user_auth where id=" . $_SESSION["sess_user_id"]);

      /* find out if we are logged in as a 'guest user' or not */
      if (db_fetch_cell("select id from user_auth where username='" . read_config_option("guest_user") . "'") == $_SESSION["sess_user_id"]) {
            $using_guest_account = true;
      }

      /* find out if we should show the "console" tab or not, based on this user's permissions */
      if (sizeof(db_fetch_assoc("select realm_id from user_auth_realm where realm_id=8 and user_id=" . $_SESSION["sess_user_id"])) == 0) {
            $show_console_tab = false;
      }
}

/* use cached url if available and applicable */
if ((isset($_SESSION["sess_graph_view_url_cache"])) && (empty($_REQUEST["action"])) && (basename($_SERVER["PHP_SELF"]) == "graph_view.php") && (ereg("action=(tree|preview|list)", $_SESSION["sess_graph_view_url_cache"]))) {
      header("Location: " . $_SESSION["sess_graph_view_url_cache"]);
}

/* set default action */
if (!isset($_REQUEST["action"])) { $_REQUEST["action"] = ""; }

/* set the default action if none has been set */
if ((!ereg('^(tree|list|preview)$', $_REQUEST["action"])) && (basename($_SERVER["PHP_SELF"]) == "graph_view.php")) {
      if (read_graph_config_option("default_view_mode") == "1") {
            $_REQUEST["action"] = "tree";
      }elseif (read_graph_config_option("default_view_mode") == "2") {
            $_REQUEST["action"] = "list";
      }elseif (read_graph_config_option("default_view_mode") == "3") {
            $_REQUEST["action"] = "preview";
      }
}

/* setup tree selection defaults if the user has not been here before */
if ((read_graph_config_option("default_tree_view_mode") == "2") && ($_REQUEST["action"] == "tree") && (!isset($_SESSION["sess_has_viewed_graphs"]))) {
      $_SESSION["sess_has_viewed_graphs"] = true;

      $first_branch = find_first_folder_url();

      if (!empty($first_branch)) {
            header("Location: $first_branch");
      }
}

?>
<html>
<head>
      <title>cacti</title>
      <?php if (isset($_SESSION["custom"])) {
            if ($_SESSION["custom"]) {
                  print "<meta http-equiv=refresh content='99999'; url='" . basename($_SERVER["PHP_SELF"]) . "'>\r\n";
            }else{
                  print "<meta http-equiv=refresh content='" . read_graph_config_option("page_refresh") . "'; url='" . basename($_SERVER["PHP_SELF"]) . "'>\r\n";
            }
      }
      ?>
      <link href="include/main.css" rel="stylesheet">

      <script type="text/javascript" src="include/treeview/ua.js"></script>
      <script type="text/javascript" src="include/treeview/ftiens4.js"></script>
      <script type="text/javascript" src="include/jscalendar/calendar.js"></script>
      <script type="text/javascript" src="include/jscalendar/lang/calendar-en.js"></script>
      <script type="text/javascript" src="include/jscalendar/calendar-setup.js"></script>
</head>

<body leftmargin="0" topmargin="0" marginwidth="0" marginheight="0">

<table width="100%" height="100%" cellspacing="0" cellpadding="0">
      <tr height="37" bgcolor="#a9a9a9">
            <td colspan="2" valign="bottom" nowrap>
                  <table width="100%" cellspacing="0" cellpadding="0">
                        <tr>
                              <td nowrap>
                                    &nbsp;<?php if ($show_console_tab == true) {?><a href="index.php"><img src="images/tab_console.gif" alt="Console" align="absmiddle" border="0"></a><?php }?><a href="graph_view.php"><img src="images/tab_graphs.gif" alt="Graphs" align="absmiddle" border="0"></a>&nbsp;
                              </td>
                              <td>
                                    <img src="images/cacti_backdrop2.gif" align="absmiddle">
                              </td>
                              <td align="right" nowrap>
                                    <?php if ((!isset($_SESSION["sess_user_id"])) || ($current_user["graph_settings"] == "on")) { print '<a href="graph_settings.php"><img src="images/tab_settings'; if (basename($_SERVER["PHP_SELF"]) == "graph_settings.php") { print "_down"; } print '.gif" border="0" alt="Settings" align="absmiddle"></a>';}?>&nbsp;&nbsp;<?php if ((!isset($_SESSION["sess_user_id"])) || ($current_user["show_tree"] == "on")) {?><a href="graph_view.php?action=tree"><img src="images/tab_mode_tree<?php if ($_REQUEST["action"] == "tree") { print "_down"; }?>.gif" border="0" title="Tree View" alt="Tree View" align="absmiddle"></a><?php }?><?php if ((!isset($_SESSION["sess_user_id"])) || ($current_user["show_list"] == "on")) {?><a href="graph_view.php?action=list"><img src="images/tab_mode_list<?php if ($_REQUEST["action"] == "list") { print "_down"; }?>.gif" border="0" title="List View" alt="List View" align="absmiddle"></a><?php }?><?php if ((!isset($_SESSION["sess_user_id"])) || ($current_user["show_preview"] == "on")) {?><a href="graph_view.php?action=preview"><img src="images/tab_mode_preview<?php if ($_REQUEST["action"] == "preview") { print "_down"; }?>.gif" border="0" title="Preview View" alt="Preview View" align="absmiddle"></a><?php }?>&nbsp;<br>
                              </td>
                        </tr>
                  </table>
            </td>
      </tr>
      <tr height="2" colspan="2" bgcolor="#183c8f">
            <td colspan="2">
                  <img src="images/transparent_line.gif" width="170" height="2" border="0"><br>
            </td>
      </tr>
      <tr height="5" bgcolor="#e9e9e9">
            <td colspan="2">
                  <table width="100%">
                        <tr>
                              <td>
                                    <?php draw_navigation_text();?>
                              </td>
                              <td align="right">
                                    <?php if ((isset($_SESSION["sess_user_id"])) && ($using_guest_account == false)) { ?>
                                    Logged in as <strong><?php print db_fetch_cell("select username from user_auth where id=" . $_SESSION["sess_user_id"]);?></strong> (<a href="logout.php">Logout</a>)&nbsp;
                                    <?php } ?>
                              </td>
                        </tr>
                  </table>
            </td>
      </tr>
      <tr>
            <td bgcolor="#efefef" colspan="1" height="8" style="background-image: url(images/shadow_gray.gif); background-repeat: repeat-x; border-right: #aaaaaa 1px solid;">
                  <img src="images/transparent_line.gif" width="<?php print read_graph_config_option("default_dual_pane_width");?>" height="2" border="0"><br>
            </td>
            <td bgcolor="#ffffff" colspan="1" height="8" style="background-image: url(images/shadow.gif); background-repeat: repeat-x;">

            </td>
      </tr>

      <?php if ((basename($_SERVER["PHP_SELF"]) == "graph.php") && ($_REQUEST["action"] == "properties")) {?>
      <tr>
            <td valign="top" height="1" colspan="3" bgcolor="#efefef">
                  <?php
                  $graph_data_array["print_source"] = true;

                  /* override: graph start time (unix time) */
                  if (!empty($_GET["graph_start"])) {
                        $graph_data_array["graph_start"] = $_GET["graph_start"];
                  }

                  /* override: graph end time (unix time) */
                  if (!empty($_GET["graph_end"])) {
                        $graph_data_array["graph_end"] = $_GET["graph_end"];
                  }

                  print trim(rrdtool_function_graph($_GET["local_graph_id"], $_GET["rra_id"], $graph_data_array));
                  ?>
            </td>
      </tr>
      <?php }?>

      <tr>
            <?php if ((read_graph_config_option("default_tree_view_mode") == "2") && (($_REQUEST["action"] == "tree") || ((isset($_REQUEST["view_type"]) ? $_REQUEST["view_type"] : "") == "tree"))) { ?>
            <td valign="top" style="padding: 5px; border-right: #aaaaaa 1px solid;" bgcolor='#efefef' width='<?php print read_graph_config_option("default_dual_pane_width");?>'>
                  <table border=0 cellpadding=0 cellspacing=0><tr><td><font size=-2><a style="font-size:7pt;text-decoration:none;color:silver" href="http://www.treemenu.net/" target=_blank></a></font></td></tr></table>
                  <?php grow_dhtml_trees(); ?>
                  <script type="text/javascript">initializeDocument();</script>

                  <?php if (isset($_GET["select_first"])) { ?>
                  <script type="text/javascript">
                  var obj;
                  obj = findObj(1);

                  if (!obj.isOpen) {
                        clickOnNode(1);
                  }

                  clickOnLink(2,'','main');
                  </script>
                  <?php } ?>
            </td>
            <?php } ?>
            <td valign="top">

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