<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2003 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/                                       |
 +-------------------------------------------------------------------------+
*/

include ('include/auth.php');
include_once ("include/functions.php");
include_once ('include/form.php');

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

switch ($_REQUEST["action"]) {
	case 'save':
		form_save();
		
		break;
	case 'remove':
		template_remove();
		
		header ("Location: host_templates.php");
		break;
	case 'edit':
		include_once ("include/top_header.php");
		
		template_edit();
		
		include_once ("include/bottom_footer.php");
		break;
	default:
		include_once ("include/top_header.php");
		
		template();
		
		include_once ("include/bottom_footer.php");
		break;
}

/* --------------------------
    The Save Function
   -------------------------- */

function form_save() {
	if (isset($_POST["save_component_template"])) {
		$save["id"] = $_POST["id"];
		$save["name"] = form_input_validate($_POST["name"], "name", "", false, 3);
		
		if (!is_error_message()) {
			$host_template_id = sql_save($save, "host_template");
			
			if ($host_template_id) {
				raise_message(1);
				
				db_execute ("delete from host_template_data_template where host_template_id=$host_template_id");
				db_execute ("delete from host_template_graph_template where host_template_id=$host_template_id");
				
				while (list($var, $val) = each($_POST)) {
					if (eregi("^gt_", $var)) {
						if (isset($_POST{"ogt_suggested_values_" . substr($var, 3)})) {
							$suggested_value = $_POST{"ogt_suggested_values_" . substr($var, 3)};
						}else{
							$suggested_value = "";
						}
						
						db_execute ("replace into host_template_graph_template (host_template_id,graph_template_id,suggested_values) values($host_template_id," . substr($var, 3) . ",'$suggested_value')");
					}elseif (eregi("^odt_suggested_values_", $var)) {
						$data_template_id = ereg_replace("^odt_suggested_values_([0-9]+)_[0-9]+$", "\\1", $var);
						$graph_template_id = ereg_replace("^odt_suggested_values_[0-9]+_([0-9]+)$", "\\1", $var);
						
						if (!empty($val)) {
							db_execute ("replace into host_template_data_template (host_template_id,data_template_id,graph_template_id,suggested_values) values($host_template_id,$data_template_id,$graph_template_id,'$val')");
						}
					}
				}
			}else{
				raise_message(2);
			}
		}
		
		if (is_error_message()) {
			header ("Location: host_templates.php?action=edit&id=" . (empty($host_template_id) ? $_POST["id"] : $host_template_id));
		}else{
			header ("Location: host_templates.php");
		}
	}
}

/* ---------------------
    Template Functions
   --------------------- */

function template_remove() {
	if ((read_config_option("remove_verification") == "on") && (!isset($_GET["confirm"]))) {
		include ('include/top_header.php');
		form_confirm("Are You Sure?", "Are you sure you want to delete the host template <strong>'" . db_fetch_cell("select name from host_template where id=" . $_GET["id"]) . "'</strong>?", getenv("HTTP_REFERER"), "host_templates.php?action=remove&id=" . $_GET["id"]);
		include ('include/bottom_footer.php');
		exit;
	}
	
	if ((read_config_option("remove_verification") == "") || (isset($_GET["confirm"]))) {
		db_execute("delete from host_template where id=" . $_GET["id"]);
	}
}

function template_edit() {
	global $colors;
	
	display_output_messages();
	
	if (!empty($_GET["id"])) {
		$host_template = db_fetch_row("select * from host_template where id=" . $_GET["id"]);
		$header_label = "[edit: " . $host_template["name"] . "]";
	}else{
		$header_label = "[new]";
		$_GET["id"] = 0;
	}
	
	start_box("<strong>Host Templates</strong> $header_label", "98%", $colors["header"], "3", "center", "");
	
	?>
	<form method="post" action="host_templates.php">
	
	<?php form_alternate_row_color($colors["form_alternate1"],$colors["form_alternate2"],0); ?>
		<td width="50%">
			<font class="textEditTitle">Name</font><br>
			A useful name for this host template.
		</td>
		<?php form_text_box("name",(isset($host_template) ? $host_template["name"] : ""),"","255", "40");?>
	</tr>
	
	<?php form_alternate_row_color($colors["form_alternate1"],$colors["form_alternate2"],1); ?>
		<td width="50%">
			<font class="textEditTitle">Selected Graph Templates</font><br>
			Select one or more graph templates to associate with this host template.
		</td>
		<td>
			<table width="100%" cellpadding="0" cellspacing="0">
				<tr>
					<td align="top" width="50%">
						<?php
						$graph_templates = db_fetch_assoc("select 
							host_template_graph_template.host_template_id,
							host_template_graph_template.suggested_values,
							graph_templates.id,
							graph_templates.name
							from graph_templates left join host_template_graph_template
							on (graph_templates.id=host_template_graph_template.graph_template_id and host_template_graph_template.host_template_id=" . $_GET["id"] . ") 
							order by graph_templates.name");
						
						$i = 0;
						if (sizeof($graph_templates) > 0) {
						foreach($graph_templates as $graph_template) {
							$column1 = floor((sizeof($graph_templates) / 2) + (sizeof($graph_templates) % 2));
							
							if (empty($graph_template["host_template_id"])) {
								$old_value = "";
							}else{
								$old_value = "on";
							}
							
							if ($i == $column1) {
								print "</td><td valign='top' width='50%'>";
							}
							form_base_checkbox("gt_".$graph_template["id"], $old_value, $graph_template["name"], "",$_GET["id"],true);
							$i++;
						}
						}
						?>
					</td>
				</tr>
			</table>
		</td>
	</tr>
	<?php
	end_box();
	
	reset($graph_templates);
	
	if (sizeof($graph_templates) > 0) {
	foreach($graph_templates as $graph_template) {
		if (!empty($graph_template["host_template_id"])) {
			$i = 0;
			start_box("<strong>Graph Template:</strong> " . $graph_template["name"], "98%", "777777", "3", "center", "");
			
			form_alternate_row_color($colors["form_alternate1"],$colors["form_alternate2"],$i); $i++; ?>
				<td width="50%">
					<font class="textEditTitle">Suggested Values</font> <em>(<?php print $graph_template["name"];?>)</em><br>
					You can use this field to suggest defaults to the user or even over ride 
					the non-template bit. For a list of valid field names, see the documentation.
				</td>
				<?php form_text_box("ogt_suggested_values_" . $graph_template["id"],$graph_template["suggested_values"],"","255", "40");?>
			</tr>
			<?php
			
			$data_templates = db_fetch_assoc("select
				data_template.id,
				data_template.name,
				host_template_data_template.suggested_values
				from data_template left join data_template_rrd
				on data_template_rrd.data_template_id=data_template.id
				left join graph_templates_item
				on graph_templates_item.task_item_id=data_template_rrd.id
				left join host_template_data_template
				on (data_template_rrd.data_template_id=host_template_data_template.data_template_id and host_template_data_template.host_template_id=" . $_GET["id"] . " and host_template_data_template.graph_template_id=" . $graph_template["id"] . ")
				where data_template_rrd.local_data_id=0
				and graph_templates_item.local_graph_id=0
				and graph_templates_item.graph_template_id=" . $graph_template["id"] . "
				group by data_template.id
				order by data_template.name");
				
			if (sizeof($data_templates) > 0) {
			foreach ($data_templates as $data_template) {
				form_alternate_row_color($colors["form_alternate1"],$colors["form_alternate2"],$i); $i++; ?>
					<td width="50%">
						<font class="textEditTitle">Suggested Values</font> <em>(<?php print $data_template["name"];?>)</em><br>
						You can use this field to suggest defaults to the user or even over ride 
						the non-template bit. For a list of valid field names, see the documentation.
					</td>
					<?php form_text_box("odt_suggested_values_" . $data_template["id"] . "_" . $graph_template["id"],$data_template["suggested_values"],"","255", "40");?>
				</tr>
				<?php
			}
			}
			
			end_box();
		}
	}
	}
	
	form_hidden_id("id",(isset($host_template) ? $host_template["id"] : "0"));
	form_hidden_box("save_component_template","1","");
	
	form_save_button("host_templates.php");	
}

function template() {
	global $colors;
	
	display_output_messages();
	
	start_box("<strong>Host Templates</strong>", "98%", $colors["header"], "3", "center", "host_templates.php?action=edit");
	
	print "<tr bgcolor='#" . $colors["header_panel"] . "'>";
		DrawMatrixHeaderItem("Name",$colors["header_text"],1);
		DrawMatrixHeaderItem("&nbsp;",$colors["header_text"],1);
	print "</tr>";
    
	$host_templates = db_fetch_assoc("select * from host_template order by name");
	
	$i = 0;
	if (sizeof($host_templates) > 0) {
	foreach ($host_templates as $host_template) {
		form_alternate_row_color($colors["alternate"],$colors["light"],$i); $i++;
			?>
			<td>
				<a class="linkEditMain" href="host_templates.php?action=edit&id=<?php print $host_template["id"];?>"><?php print $host_template["name"];?></a>
			</td>
			<td width="1%" align="right">
				<a href="host_templates.php?action=remove&id=<?php print $host_template["id"];?>"><img src="images/delete_icon.gif" width="10" height="10" border="0" alt="Delete"></a>&nbsp;
			</td>
		</tr>
	<?php
	}
	}
	end_box();	
}
?>