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;

    preg_match("/$value=([^\,]*)[\,\}]/", $input, $matches);
    $value = $matches[1];
    if (empty($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 a bar-represented value.
function showBar($title, $value, $max, $units, $input) {

    include("latest_config.inc.php");

    $report = $value;

    preg_match("/$value=([^\,]*)\,/", $input, $matches);
    $value = $matches[1];
    if (!is_int($max)) {
        preg_match("/$max=([^\,]*)\,/", $input, $matches);
        $max = $matches[1];
    }
    if (empty($value) || empty($max)) {
        return;
    }

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

    ?>
        <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($bottomHTML); ?>
Revision:	1.25
Committed:	Fri Mar 16 18:53:02 2001 UTC (23 years, 2 months ago) by pjm2
Branch:	MAIN
Changes since 1.24:	+6 -5 lines
Log Message:	A sensible error message is shown for machines for which no reports are available, or if the data is not readable.
#	User	Rev	Content
1	pjm2	1.1	<?php
2
3			# Navigation for the i-scream reports.
4			# pjm2@ukc.ac.uk
5			#
6			# CONFIGURABLE CONSTANTS: -
7
8			include("latest_config.inc.php");
9
10			#
11			# END CONFIGURATION
12
13	pjm2	1.18	include("iutils.inc.php");
14	pjm2	1.1
15	pjm2	1.9	function printLine($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 = $value;
24
25	pjm2	1.7	preg_match("/$value=([^\,]*)[\,\}]/", $input, $matches);
26	pjm2	1.1	$value = $matches[1];
27			if (empty($value)) {
28	pjm2	1.8	$value = "<i><font color=\"#999999\">not sent</font></i>";
29	pjm2	1.1	}
30			?>
31			<table border="0" width="100%">
32			<tr>
33	pjm2	1.24	<td width="50%" align="right" valign="top">
34			<b><?=$title?></b>
35			</td>
36			<td width="50%" align="left" valign="top">
37			<? if (preg_match("/^[0-9]+\.?[0-9]*$/", $value)) {
38			linkToHistory($report);
39			} ?>
40			<?=$value?></td>
41	pjm2	1.1	</tr>
42			</table>
43			<?
44			}
45
46
47	pjm2	1.20	function linkToHistory($report) {
48			global $machine;
49			$yesterday = date("Y-m-d", time() - 86400);
50			echo <<<EOT
51	pjm2	1.23	<a href="browser.php?machine_name=$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>
52	pjm2	1.20	EOT;
53			}
54
55
56	pjm2	1.1	# show a bar-represented value.
57	pjm2	1.13	function showBar($title, $value, $max, $units, $input) {
58	pjm2	1.1
59			include("latest_config.inc.php");
60
61	pjm2	1.22	$report = $value;
62
63	pjm2	1.1	preg_match("/$value=([^\,]*)\,/", $input, $matches);
64			$value = $matches[1];
65			if (!is_int($max)) {
66			preg_match("/$max=([^\,]*)\,/", $input, $matches);
67			$max = $matches[1];
68			}
69			if (empty($value) \|\| empty($max)) {
70			return;
71			}
72
73			$width = intval($max_width * $value / $max);
74
75			?>
76	pjm2	1.10	<table border="0" cellpadding="0" cellspacing="0" align="center">
77	pjm2	1.1	<tr>
78	pjm2	1.23	<td colspan="2"><? linkToHistory($report); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td>
79	pjm2	1.1	</tr>
80			<tr>
81			<td colspan="2" bgcolor="#eeeeff"><img src="<?=$barImage?>" border="0" height="20" width="<?=$width?>"></td>
82			</tr>
83			<tr>
84			<td colspan="2"><img src="<?=$scaleImage?>" border="0" height="11" width="<?=$max_width?>"></td>
85			</tr>
86			<tr>
87	pjm2	1.13	<td align="left">0<?=$units?></td>
88			<td align="right"><?=$max?><?=$units?></td>
89	pjm2	1.1	</tr>
90	pjm2	1.15	<tr>
91			<td colspan="2"> </td>
92			</tr>
93	pjm2	1.1	</table>
94			<?
95			}
96
97
98			?>
99
100			<? include($titleHTML); ?>
101
102	pjm2	1.12	<? printLine("Display the latest information received from a host"); ?>
103	pjm2	1.1
104			<form method="<? echo $formMethod ?>" action="<? echo $thisPage ?>">
105			<?
106
107	pjm2	1.5	$file_array = getdirArray($latestDirectory,'asort');
108	pjm2	1.1	print "<select size=\"1\" name=\"machine\">";
109			if ($machine) { ?>
110			<option selected value="<? echo $machine ?>"><? echo $machine ?></option>
111			<option value="">----------------</option>
112			<? }
113			foreach($file_array as $file_name) {
114	pjm2	1.3	#if (is_dir($file_name)) {
115	pjm2	1.1	print "<option value=\"$file_name\">$file_name</option>";
116	pjm2	1.3	#}
117	pjm2	1.1	}
118			print "</select>";
119
120			?>
121			<input type="submit" name="submit" value="Display">
122			</form>
123
124			<? if ($machine) {
125
126	pjm2	1.12	$last_modified = filemtime("$latestDirectory/$machine/$latestData");
127			clearstatcache();
128			$data_age = time() - $last_modified;
129
130	pjm2	1.17	$last_modified = date("l jS F - g:ia", $last_modified);
131	pjm2	1.12
132			if ($data_age > $warning_age) {
133			$warning = <<<EOT
134			<br>
135			<font color="red"><b>
136			Warning:
137			</b></font>
138			This realtime report is too old to be considered recent
139			EOT;
140			}
141
142			echo <<<EOT
143	pjm2	1.16	<table border="0" bgcolor="#000066" cellpadding="3" cellspacing="1">
144	pjm2	1.12	<tr>
145			<td bgcolor="#000066">
146
147			</td>
148			<td bgcolor="#ffffcc">
149			<font face="arial,sans-serif" size="2">
150	pjm2	1.24	<b>Receipt date:</b> $last_modified
151	pjm2	1.12	$warning
152			</font>
153			</td>
154			</tr>
155			</table>
156			EOT;
157
158	pjm2	1.1	# Read the file.
159	pjm2	1.25	if (file_exists("$latestDirectory/$machine/$latestData")) {
160			$input = file("$latestDirectory/$machine/$latestData");
161			# All we need is the first line if there is more than one line.
162			$input = $input[0];
163			}
164	pjm2	1.1
165			if (empty($input)) {
166	pjm2	1.25	echo "<br><br>There are currently no latest details about <b>$machine</b>. Please notify your i-scream server administrator if you believe this to be incorrect.";
167	pjm2	1.1	}
168			else {
169			# Display the data specified in the display include.
170			include("latest_display.inc.php");
171			}
172	pjm2	1.9	}
173	pjm2	1.12
174	pjm2	1.1	?>
175
176	pjm2	1.16	<? printLine(""); ?>
177	pjm2	1.1
178			<? include($bottomHTML); ?>