WebSVN - weathermap - Blame - Rev 12

        print "This script checks for some common problems with your PHP and server\nenvironment that may stop Weathermap or the Editor from working.\n\n";

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        print "NOTE: You should run this script as both a web page AND from the\ncommand-line, as the environment can be different in each.\n\n";

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print "PHP Basics\n----------\n";

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print wordwrap("This is PHP Version $php_version running on \"$php_os\" with a memory_limit of $mem_allowed\n");

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print "\nThe php.ini file was $ini_file\n$extra_ini\n\n";

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print "PHP Functions\n-------------\n";

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print "Some parts of Weathermap need special support in your PHP\ninstallation to work.\n\n";

}

else

{

$environment = "web";

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?>

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">

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<head>

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<title>Weathermap Pre-Install Checker</title>

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<style>

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body { font-family: Lucida Grande,Arial,sans-serif; font-size: 10pt; }

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p {margin-bottom: 10px; margin-top: 10px;}

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table { margin: 20px;}

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    .critical { width: 400px; padding: 10px; background: #fee; border: 1px solid #f88; padding-left: 20px; background-image: left no-repeat url(images/exclamation.png); }

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.noncritical { width: 400px; padding: 10px; background: #ffe; border: 1px solid #fb8; }

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.ok { width: 400px; padding: 10px; background: #efe; border: 1px solid #8f8; }

</style>

</head>

<body>

<h1>Weathermap Pre-install Checker</h1>

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    <p>This page checks for some common problems with your PHP and server environment that may stop Weathermap or the Editor from working.</p>

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        <p>NOTE: You should run this script as a web page AND from the command-line, as the environment can be different in each.</p>

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      <h2>PHP Basics</h2><p>This is PHP Version <?php echo $php_version ?> running on "<?php echo $php_os ?>" with a memory_limit of <?php echo $mem_allowed ?></p>

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<p>The php.ini file was <?php echo $ini_file ?></p>

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<p><?php echo $extra_ini ?></p>

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<h2>PHP Functions</h2>

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<p>Some parts of Weathermap need special support in your PHP installation to work.</p>

<table>

<?php

}

$critical=0;

$noncritical=0;

# critical, what-it-affects, what-it-is

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    $functions = array('imagepng' => array(TRUE,FALSE,'all of Weathermap','part of the GD library and the "gd" PHP extension'),

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                  'imagecreatetruecolor' => array(TRUE,FALSE,'all of Weathermap','part of the GD library and the "gd" PHP extension'),

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                  'imagealphablending' => array(TRUE,FALSE,'all of Weathermap','part of the GD library and the "gd" PHP extension'),

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                  'imageSaveAlpha' => array(TRUE,FALSE,'all of Weathermap','part of the GD library and the "gd" PHP extension'),

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'preg_match'=> array(TRUE,FALSE,'configuration reading','provided by the "pcre" extension') ,

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                  'imagecreatefrompng' => array(TRUE,FALSE,'all of Weathermap','part of the GD library and the "gd" PHP extension'),

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                  'imagecreatefromjpeg' => array(FALSE,FALSE,'JPEG input support for ICON and BACKGROUND','an optional part of the GD library and the "gd" PHP extension'),

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                  'imagecreatefromgif' => array(FALSE,FALSE,'GIF input support for ICON and BACKGROUND','an optional part of the GD library and the "gd" PHP extension'),

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                  'imagejpeg' => array(FALSE,FALSE,'JPEG output support','an optional part of the GD library and the "gd" PHP extension'),

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                  'imagegif' => array(FALSE,FALSE,'GIF output support','an optional part of the GD library and the "gd" PHP extension'),

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                  'imagecopyresampled' => array(FALSE,FALSE,'Thumbnail creation in the Cacti plugin','an optional part of the GD library and the "gd" PHP extension'),

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                  'imagettfbbox' => array(FALSE,FALSE,'TrueType font support','an optional part of the GD library and the "gd" PHP extension'),

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                  'memory_get_usage' => array(FALSE,TRUE,'memory-usage debugging','not supported on all PHP versions and platforms')

);

$results=array();

foreach ($functions as $function=>$details)

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{

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$exists = ""; $notes="";

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if($environment=='web') print "<tr><td align=right>$function()</td>";

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if(function_exists($function))

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{

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$exists = "YES";

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if($environment=='web') print "<td><img alt=\"YES\" src=\"images/tick.png\" /></td>";

}

else

{

$exists = "NO";

if($details[0])

{

$notes .= "CRITICAL. ";

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if($environment=='web') print "<td><img alt=\"NO\" src=\"images/exclamation.png\" /><b>CRITICAL</b> ";

$critical++;

} else {

if(!$details[1])

{

$notes .= "Non-Critical. ";

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                    if($environment=='web') print "<td><img  alt=\"NO\" src=\"images/cross.png\" /><i>non-critical</i>  ";

$noncritical++;

}

else

{

$notes .= "Minor. ";

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if($environment=='web') print "<td><img alt=\"NO\" src=\"images/cross.png\" /><i>minor</i> ";

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}

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}

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$explanation = "This is required for ".$details[2].". It is ".$details[3].".";

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$notes .= $explanation;

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if($environment=='web') print "$explanation</td>";

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}

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if($environment=='web') print "</tr>\n";

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else

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{

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$wnotes = wordwrap($notes,50);

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$lines = split("\n",$wnotes);

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$i=0;

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foreach ($lines as $noteline)

{

if($i==0)

{

print sprintf("%20s %5s %-52s\n",$function,$exists,$noteline);

$i++;

}

else

{

print sprintf("%20s %5s %-52s\n","","",$noteline);

$i++;

}

}

}

}

if($environment=='web') print "</table>";

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if( ($critical + $noncritical) > 0)

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{

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if($environment=='web')

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{

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        print "<p>If these functions are not found, you may need to <ul><li>check that the 'extension=' line for that extension is uncommented in your php.ini file (then restart your webserver), or<li>install the extension, if it isn't installed already</ul>";

}

else

{

                        print "\nIf these functions are not found, you may need to\n * check that the 'extension=' line for that extension is uncommented in\n   your php.ini file (then restart your webserver), or\n * install the extension, if it isn't installed already\n\n";

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}

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        print wordwrap("The details of how this is done will depend on your operating system, and on where you installed (or compiled) your PHP from originally. Usually, you would install an RPM, or other package on Linux systems, a port on *BSD, or a DLL on Windows. If you build PHP from source, you need to add extra options to the './configure' line. Consult your PHP documention for more information.\n");

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if($environment=='web') print "</p>";

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}

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if($environment=="CLI") print "\n---------------------------------------------------------------------\n";

if($critical>0)

{

if($environment=='web') print "<div class=\"critical\">";

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                print wordwrap("There are problems with your PHP or server environment that will stop Weathermap from working. You need to correct this issues if you wish to use Weathermap.\n");

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if($environment=='web') print "</div>";

}

else

{

if($noncritical>0)

{

if($environment=='web') print "<div class=\"noncritical\">";

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            print wordwrap("Some features of Weathermap will not be available to you, due to lack of support in your PHP installation. You can still proceed with Weathermap though.\n");

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if($environment=='web') print "</div>";

}

else

{

if($environment=='web') print "<div class=\"ok\">";

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            print wordwrap("OK! Your PHP and server environment seems to have support for ALL of the Weathermap features. Make sure you have run this script BOTH as a web page and from the CLI to be sure, however.\n");

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if($environment=='web') print "</div>";

}

}

if($environment=='web') print "</body></html>";

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?>