php/alerts/alerts.php

<?php

# Navigation for the i-scream alerts.
# pjm2@ukc.ac.uk
#
# CONFIGURABLE CONSTANTS: -

include("alerts_config.inc.php");

#
# END CONFIGURATION

include("iutils.inc.php");

function printLine($title) {
    echo "<hr style=\"color:#9999ff;\">";
    echo "<b>$title</b>";
}

function getValue($value, $alert) {
    preg_match("/$value=([^\,\}]*)[\,\}]/", $alert, $matches);
    return $matches[1];
}

function printAlert($machine, $alert) {

    include("alerts_config.inc.php");

    $alertLevel = getValue("alertLevel", $alert);
    $lastAlert = getValue("lastAlert", $alert);
    $thresholdLevel = getValue("thresholdLevel", $alert);
    $source = getValue("source", $alert);
    $thresholdValue = getValue("thresholdValue", $alert);
    $value = getValue("value", $alert);
    $attributeName = getValue("attributeName", $alert);
    $timeTillNextAlert = getValue("timeTillNextAlert", $alert);
    $initialAlertTime = getValue("initialAlertTime", $alert);

    $alertColour = $alertLevelColours[$alertLevel];
    $alertLevel = $alertLevelNames[$alertLevel];
    $initialAlertTime = strftime("%x %X", intval($initialAlertTime / 1000));

    echo <<<EOT
    
    <table border="0" cellspacing="5">
      <tr>
        <td><b>$attributeName</b></td>
        <td>&nbsp;</td>
        <td><font color="$alertColour" size="2"><b>$alertLevel</b></font></td>
        <td>&nbsp;</td>
      </tr>
      <tr>
        <td><font size="2">Threshold:</font></td>
        <td>$thresholdValue</td>
        <td><font size="2">Initially raised:</font></td>
        <td>$initialAlertTime</td>
      </tr>
      <tr>
        <td><font size="2">Alert value:</font></td>
        <td><b>$value</b></td>
        <td><!--Next alert time:--> </td>
        <td><!--$timeTillNextAlert--> </td>
      </tr>
    </table>
    
EOT;

    printLine("");

}

function printReports($machine) {
    # Get a list of all files in the machine's directory.
    include("alerts_config.inc.php");
    $alertArray = getdirArray("$alertDirectory/$machine", 'rsort');
   
    echo <<<EOT
        <center>
          <font size="4">
            <b>
              Current alerts for $machine
            </b>
          </font>
          <font size="2">
            <br>Sorted by time, latest first.
          </font>
        </center>
    
EOT;

    printLine("");
   
    if ($alertArray != FALSE) {

        foreach($alertArray as $file_name) {
            $input = file("$alertDirectory/$machine/$file_name");
            $input = $input[0];
            $alerts[] = $input;
        }
       
        foreach ($alerts as $alert) {
            printAlert($machine, $alert);
        }
    }
    else {
        echo "There are currently no alerts held about <b>$machine</b>";
    }
}


?>

<? include($titleHTML); ?>

<? printLine("Display the latest alerts for a host"); ?>

<form method="<? echo $formMethod ?>" action="<? echo $thisPage ?>">
<?

    $file_array = getdirArray($alertDirectory,'asort');
    print "<select size=\"1\" name=\"machine\">";
    if ($machine) { ?>
        <option selected value="<? echo $machine ?>"><? echo $machine ?></option>
        <option value="">----------------</option>
    <? }
    foreach($file_array as $file_name) {
        #if (is_dir($file_name)) {
            print "<option value=\"$file_name\">$file_name</option>";
        #}
    }
    print "</select>";

?>
 <input type="submit" name="submit" value="Display">
</form>

<? if ($machine) {

       printLine("");

       printReports($machine);
       
   }
   else {
       printLine("");
   }

?>

<? include($bottomHTML); ?>
Revision:	1.8
Committed:	Fri Mar 16 19:13:59 2001 UTC (23 years, 7 months ago) by pjm2
Branch:	MAIN
Changes since 1.7:	+13 -7 lines
Log Message:	If an alert directory exists, but is empty, the page now deals with it nicely, rather than going through a foreach loop on something that is not an array(!)
#	User	Rev	Content
1	pjm2	1.1	<?php
2
3			# Navigation for the i-scream alerts.
4			# pjm2@ukc.ac.uk
5			#
6			# CONFIGURABLE CONSTANTS: -
7
8			include("alerts_config.inc.php");
9
10			#
11			# END CONFIGURATION
12
13			include("iutils.inc.php");
14
15			function printLine($title) {
16			echo "<hr style=\"color:#9999ff;\">";
17			echo "<b>$title</b>";
18			}
19
20	pjm2	1.2	function getValue($value, $alert) {
21			preg_match("/$value=([^\,\}]*)[\,\}]/", $alert, $matches);
22			return $matches[1];
23			}
24
25	pjm2	1.1	function printAlert($machine, $alert) {
26	pjm2	1.5
27			include("alerts_config.inc.php");
28
29	pjm2	1.2	$alertLevel = getValue("alertLevel", $alert);
30			$lastAlert = getValue("lastAlert", $alert);
31			$thresholdLevel = getValue("thresholdLevel", $alert);
32			$source = getValue("source", $alert);
33			$thresholdValue = getValue("thresholdValue", $alert);
34			$value = getValue("value", $alert);
35			$attributeName = getValue("attributeName", $alert);
36			$timeTillNextAlert = getValue("timeTillNextAlert", $alert);
37			$initialAlertTime = getValue("initialAlertTime", $alert);
38	pjm2	1.4
39	pjm2	1.5	$alertColour = $alertLevelColours[$alertLevel];
40			$alertLevel = $alertLevelNames[$alertLevel];
41	pjm2	1.6	$initialAlertTime = strftime("%x %X", intval($initialAlertTime / 1000));
42	pjm2	1.5
43	pjm2	1.4	echo <<<EOT
44
45	pjm2	1.6	<table border="0" cellspacing="5">
46	pjm2	1.4	<tr>
47			<td><b>$attributeName</b></td>
48	pjm2	1.5	<td> </td>
49	pjm2	1.6	<td><font color="$alertColour" size="2"><b>$alertLevel</b></font></td>
50			<td> </td>
51	pjm2	1.4	</tr>
52			<tr>
53	pjm2	1.6	<td><font size="2">Threshold:</font></td>
54	pjm2	1.5	<td>$thresholdValue</td>
55	pjm2	1.6	<td><font size="2">Initially raised:</font></td>
56	pjm2	1.4	<td>$initialAlertTime</td>
57			</tr>
58			<tr>
59	pjm2	1.6	<td><font size="2">Alert value:</font></td>
60	pjm2	1.5	<td><b>$value</b></td>
61			<td><!--Next alert time:--> </td>
62			<td><!--$timeTillNextAlert--> </td>
63	pjm2	1.4	</tr>
64			</table>
65
66			EOT;
67
68			printLine("");
69
70	pjm2	1.1	}
71
72	pjm2	1.4	function printReports($machine) {
73	pjm2	1.7	# Get a list of all files in the machine's directory.
74			include("alerts_config.inc.php");
75			$alertArray = getdirArray("$alertDirectory/$machine", 'rsort');
76
77			echo <<<EOT
78			<center>
79			<font size="4">
80			<b>
81			Current alerts for $machine
82			</b>
83			</font>
84			<font size="2">
85			<br>Sorted by time, latest first.
86			</font>
87			</center>
88
89			EOT;
90
91			printLine("");
92
93	pjm2	1.8	if ($alertArray != FALSE) {
94
95			foreach($alertArray as $file_name) {
96			$input = file("$alertDirectory/$machine/$file_name");
97			$input = $input[0];
98			$alerts[] = $input;
99			}
100
101			foreach ($alerts as $alert) {
102			printAlert($machine, $alert);
103			}
104	pjm2	1.7	}
105	pjm2	1.8	else {
106			echo "There are currently no alerts held about <b>$machine</b>";
107	pjm2	1.7	}
108	pjm2	1.4	}
109
110
111	pjm2	1.1	?>
112
113			<? include($titleHTML); ?>
114
115	pjm2	1.3	<? printLine("Display the latest alerts for a host"); ?>
116	pjm2	1.1
117			<form method="<? echo $formMethod ?>" action="<? echo $thisPage ?>">
118			<?
119
120			$file_array = getdirArray($alertDirectory,'asort');
121			print "<select size=\"1\" name=\"machine\">";
122			if ($machine) { ?>
123			<option selected value="<? echo $machine ?>"><? echo $machine ?></option>
124			<option value="">----------------</option>
125			<? }
126			foreach($file_array as $file_name) {
127			#if (is_dir($file_name)) {
128			print "<option value=\"$file_name\">$file_name</option>";
129			#}
130			}
131			print "</select>";
132
133			?>
134			<input type="submit" name="submit" value="Display">
135			</form>
136
137			<? if ($machine) {
138	pjm2	1.3
139			printLine("");
140	pjm2	1.1
141	pjm2	1.4	printReports($machine);
142	pjm2	1.1
143	pjm2	1.5	}
144			else {
145			printLine("");
146	pjm2	1.1	}
147
148			?>
149
150			<? include($bottomHTML); ?>