php/latest/latest.php

<?php

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

include("latest_config.inc.php");

#
# END CONFIGURATION

include("iutils.inc.php");

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


function showStat($title, $value, $input) {

    $report = $value;

    $value = getPregMatch($value, $input);
    if (empty($value)) {
        $value = "<i><font color=\"#999999\">not sent</font></i>";
    }
    ?>
        <table border="0" width="100%">
          <tr>
            <td width="50%" align="right" valign="top">
             <b><?=$title?></b>
            </td>
            <td width="50%" align="left" valign="top">
             <? if (preg_match("/^[0-9]+\.?[0-9]*$/", $value)) {
                    linkToHistory($report);
                } ?> 
              <?=$value?></td>
          </tr>
        </table>
    <?
}


function linkToHistory($report) {
    global $machine;
    $yesterday = date("Y-m-d", time() - 86400);
    echo <<<EOT
        <a href="browser.php?machine_name=$machine&report=$report&day=$yesterday&submit=Show"><img src="minichart.gif" alt="View yesterday's 24-hour chart" width="20" height="20" border="0"></a>
EOT;
}


# show all disk information.
function showDisks($diskRoot, $units, $input) {
    include("latest_config.inc.php");

    $i = 0;
    while(1) {
        $name = getPregMatch("$diskRoot.p$i.attributes.name", $input);
        $mount = getPregMatch("$diskRoot.p$i.attributes.mount", $input);
        if ($name || $mount) {
            $used = "$diskRoot.p$i.attributes.used";
            $kbytes = "$diskRoot.p$i.attributes.kbytes";
            showBar("$name<br>($mount)", $used, $kbytes, $units, $input);
        }
        else {
            break;
        }
        $i++;
    }
}

# Return a preg_match result.
function getPregMatch($value, $input) {
    preg_match("/$value=([^\,\}]*)[\,\}]/", $input, $matches);
    return $matches[1];
}


# show a bar-represented value.
function showBar($title, $value, $max, $units, $input, $arrange='normal') {

    include("latest_config.inc.php");

    $report = $value;

    $value = getPregMatch($value, $input);
    if (!is_int($max)) {
        $max = getPregMatch($max, $input);
    }
    if (empty($value) || empty($max)) {
        return;
    }

    if ($arrange == 'swap') {
        $value = $max - $value;
    }

    $width = intval($max_width * $value / $max);

    if ($width < 1) {
        $width = 1;
    }

    ?>
        <table border="0" cellpadding="0" cellspacing="0" align="center">
          <tr>
            <td colspan="2"><? linkToHistory($report); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td>
          </tr>
          <tr>
            <td colspan="2" bgcolor="#eeeeff"><img src="<?=$barImage?>" border="0" height="20" width="<?=$width?>"></td>
          </tr>
          <tr>
            <td colspan="2"><img src="<?=$scaleImage?>" border="0" height="11" width="<?=$max_width?>"></td>
          </tr>
          <tr>
            <td align="left">0<?=$units?></td>
            <td align="right"><?=$max?><?=$units?></td>
          </tr>
          <tr>
            <td colspan="2">&nbsp;</td>
          </tr>
        </table>
    <?
}


?>

<? include($titleHTML); ?>

<? printLine("Display the latest information received from a host"); ?>

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

    $file_array = getdirArray($latestDirectory,'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) {

       $last_modified = filemtime("$latestDirectory/$machine/$latestData");
       clearstatcache();
       $data_age = time() - $last_modified;

       $last_modified = date("l jS F - g:ia", $last_modified);

       if ($data_age > $warning_age) {
           $warning = <<<EOT
               <br>
               <font color="red"><b>
                   Warning:
               </b></font>
                   This realtime report is too old to be considered recent
EOT;
       }

echo <<<EOT
       <table border="0" bgcolor="#000066" cellpadding="3" cellspacing="1">
         <tr>
           <td bgcolor="#000066">
             &nbsp;
           </td>
           <td bgcolor="#ffffcc">
             <font face="arial,sans-serif" size="2">
               <b>Receipt date:</b> $last_modified
               $warning
             </font>
           </td>
         </tr>
       </table>
EOT;

       # Read the file.
       if (file_exists("$latestDirectory/$machine/$latestData")) {
           $input = file("$latestDirectory/$machine/$latestData");
           # All we need is the first line if there is more than one line.
           $input = $input[0];
       }

       if (empty($input)) {
           echo "<br><br>There are currently no latest details about <b>$machine</b>.  Please notify your i-scream server administrator if you believe this to be incorrect.";
       }
       else {
           # Display the data specified in the display include.
           include("latest_display.inc.php");
       }
   }

?>

<? printLine(""); ?>

<? include($bottomHTML); ?>
Revision:	1.35
Committed:	Wed Mar 21 18:55:54 2001 UTC (23 years, 2 months ago) by pjm2
Branch:	MAIN
Changes since 1.34:	+4 -0 lines
Log Message:	Some browsers do not correctly render images if their size is set to zero. If one of the graph bar images has a zero width, then it will be set to 1.
#	User	Rev	Content
1	pjm2	1.1	<?php
2
3			# Navigation for the i-scream reports.
4			# pjm2@ukc.ac.uk
5			#
6			# CONFIGURABLE CONSTANTS: -
7
8			include("latest_config.inc.php");
9
10			#
11			# END CONFIGURATION
12
13	pjm2	1.18	include("iutils.inc.php");
14	pjm2	1.1
15	pjm2	1.9	function printLine($title) {
16	pjm2	1.19	echo "<hr style=\"color:#9999ff;\">";
17	pjm2	1.9	echo "<b>$title</b>";
18	pjm2	1.6	}
19
20	pjm2	1.1
21			function showStat($title, $value, $input) {
22	pjm2	1.24
23			$report = $value;
24
25	pjm2	1.28	$value = getPregMatch($value, $input);
26	pjm2	1.1	if (empty($value)) {
27	pjm2	1.8	$value = "<i><font color=\"#999999\">not sent</font></i>";
28	pjm2	1.1	}
29			?>
30			<table border="0" width="100%">
31			<tr>
32	pjm2	1.24	<td width="50%" align="right" valign="top">
33			<b><?=$title?></b>
34			</td>
35			<td width="50%" align="left" valign="top">
36			<? if (preg_match("/^[0-9]+\.?[0-9]*$/", $value)) {
37			linkToHistory($report);
38			} ?>
39			<?=$value?></td>
40	pjm2	1.1	</tr>
41			</table>
42			<?
43			}
44
45
46	pjm2	1.20	function linkToHistory($report) {
47			global $machine;
48			$yesterday = date("Y-m-d", time() - 86400);
49			echo <<<EOT
50	pjm2	1.23	<a href="browser.php?machine_name=$machine&report=$report&day=$yesterday&submit=Show"><img src="minichart.gif" alt="View yesterday's 24-hour chart" width="20" height="20" border="0"></a>
51	pjm2	1.20	EOT;
52			}
53
54
55	pjm2	1.28	# show all disk information.
56			function showDisks($diskRoot, $units, $input) {
57			include("latest_config.inc.php");
58
59			$i = 0;
60			while(1) {
61			$name = getPregMatch("$diskRoot.p$i.attributes.name", $input);
62	pjm2	1.31	$mount = getPregMatch("$diskRoot.p$i.attributes.mount", $input);
63			if ($name \|\| $mount) {
64			$used = "$diskRoot.p$i.attributes.used";
65			$kbytes = "$diskRoot.p$i.attributes.kbytes";
66	pjm2	1.34	showBar("$name<br>($mount)", $used, $kbytes, $units, $input);
67	pjm2	1.28	}
68	pjm2	1.30	else {
69			break;
70			}
71	pjm2	1.28	$i++;
72			}
73			}
74
75			# Return a preg_match result.
76			function getPregMatch($value, $input) {
77	pjm2	1.29	preg_match("/$value=([^\,\}]*)[\,\}]/", $input, $matches);
78	pjm2	1.28	return $matches[1];
79			}
80
81
82	pjm2	1.1	# show a bar-represented value.
83	pjm2	1.26	function showBar($title, $value, $max, $units, $input, $arrange='normal') {
84	pjm2	1.1
85			include("latest_config.inc.php");
86
87	pjm2	1.22	$report = $value;
88
89	pjm2	1.28	$value = getPregMatch($value, $input);
90	pjm2	1.1	if (!is_int($max)) {
91	pjm2	1.28	$max = getPregMatch($max, $input);
92	pjm2	1.1	}
93			if (empty($value) \|\| empty($max)) {
94			return;
95			}
96
97	pjm2	1.26	if ($arrange == 'swap') {
98	pjm2	1.27	$value = $max - $value;
99	pjm2	1.26	}
100	pjm2	1.27
101			$width = intval($max_width * $value / $max);
102	pjm2	1.1
103	pjm2	1.35	if ($width < 1) {
104			$width = 1;
105			}
106
107	pjm2	1.1	?>
108	pjm2	1.10	<table border="0" cellpadding="0" cellspacing="0" align="center">
109	pjm2	1.1	<tr>
110	pjm2	1.23	<td colspan="2"><? linkToHistory($report); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td>
111	pjm2	1.1	</tr>
112			<tr>
113			<td colspan="2" bgcolor="#eeeeff"><img src="<?=$barImage?>" border="0" height="20" width="<?=$width?>"></td>
114			</tr>
115			<tr>
116			<td colspan="2"><img src="<?=$scaleImage?>" border="0" height="11" width="<?=$max_width?>"></td>
117			</tr>
118			<tr>
119	pjm2	1.13	<td align="left">0<?=$units?></td>
120			<td align="right"><?=$max?><?=$units?></td>
121	pjm2	1.1	</tr>
122	pjm2	1.15	<tr>
123			<td colspan="2"> </td>
124			</tr>
125	pjm2	1.1	</table>
126			<?
127			}
128
129
130			?>
131
132			<? include($titleHTML); ?>
133
134	pjm2	1.12	<? printLine("Display the latest information received from a host"); ?>
135	pjm2	1.1
136			<form method="<? echo $formMethod ?>" action="<? echo $thisPage ?>">
137			<?
138
139	pjm2	1.5	$file_array = getdirArray($latestDirectory,'asort');
140	pjm2	1.1	print "<select size=\"1\" name=\"machine\">";
141			if ($machine) { ?>
142			<option selected value="<? echo $machine ?>"><? echo $machine ?></option>
143			<option value="">----------------</option>
144			<? }
145			foreach($file_array as $file_name) {
146	pjm2	1.3	#if (is_dir($file_name)) {
147	pjm2	1.1	print "<option value=\"$file_name\">$file_name</option>";
148	pjm2	1.3	#}
149	pjm2	1.1	}
150			print "</select>";
151
152			?>
153			<input type="submit" name="submit" value="Display">
154			</form>
155
156			<? if ($machine) {
157
158	pjm2	1.12	$last_modified = filemtime("$latestDirectory/$machine/$latestData");
159			clearstatcache();
160			$data_age = time() - $last_modified;
161
162	pjm2	1.17	$last_modified = date("l jS F - g:ia", $last_modified);
163	pjm2	1.12
164			if ($data_age > $warning_age) {
165			$warning = <<<EOT
166			<br>
167			<font color="red"><b>
168			Warning:
169			</b></font>
170			This realtime report is too old to be considered recent
171			EOT;
172			}
173
174			echo <<<EOT
175	pjm2	1.16	<table border="0" bgcolor="#000066" cellpadding="3" cellspacing="1">
176	pjm2	1.12	<tr>
177			<td bgcolor="#000066">
178
179			</td>
180			<td bgcolor="#ffffcc">
181			<font face="arial,sans-serif" size="2">
182	pjm2	1.24	<b>Receipt date:</b> $last_modified
183	pjm2	1.12	$warning
184			</font>
185			</td>
186			</tr>
187			</table>
188			EOT;
189
190	pjm2	1.1	# Read the file.
191	pjm2	1.25	if (file_exists("$latestDirectory/$machine/$latestData")) {
192			$input = file("$latestDirectory/$machine/$latestData");
193			# All we need is the first line if there is more than one line.
194			$input = $input[0];
195			}
196	pjm2	1.1
197			if (empty($input)) {
198	pjm2	1.25	echo "<br><br>There are currently no latest details about <b>$machine</b>. Please notify your i-scream server administrator if you believe this to be incorrect.";
199	pjm2	1.1	}
200			else {
201			# Display the data specified in the display include.
202			include("latest_display.inc.php");
203			}
204	pjm2	1.9	}
205	pjm2	1.12
206	pjm2	1.1	?>
207
208	pjm2	1.16	<? printLine(""); ?>
209	pjm2	1.1
210			<? include($bottomHTML); ?>