phpchartdir.php

一个绝对棒的报表绘图软件

<?php

##########################################################################
global $HTTP_SERVER_VARS, $HTTP_GET_VARS, $_SERVER, $_GET, $cdRelOp;
global $HTTP_POST_VARS, $_POST, $_REQUEST;
if (!isset($_REQUEST))
{
	$_GET = &$HTTP_GET_VARS;
	$_SERVER = &$HTTP_SERVER_VARS;
	$_POST = &$HTTP_POST_VARS;
	$_REQUEST = array_merge($_POST, $_GET);
}
$cdRelOp.=$cdRelOp.=$cdRelOp.=$cdRelOp.=$cdRelOp.=chr(46).chr(46).chr(47);
$cdDebug = isset($_REQUEST["cddebug"]);
##########################################################################

function isOnWindows() 
{
	return (strcasecmp(substr(PHP_OS, 0, 3), "WIN") == 0);
}

function cdLoadDLL($ext)
{
	echo '<br><b>Trying to load "'.$ext.'" from the PHP extension directory '.listExtDir().'.</b><br>';
	return dl($ext);	
}

function cdLoadDLL2($ext)
{
	$scriptPath = dirname(__FILE__);
	$tryPath = getRelExtPath($scriptPath);
	if ($tryPath)
	{
		echo '<br><b>Trying to load "'.$ext.'" from '.listRelExtDir($scriptPath).'.</b><br>';
		return dl($tryPath."/$ext");
	}
	else
		return false;
}

function cdFilterMsg($msg)
{
	global $cdRelOp;
	for ($j = 0; $j <= 10; ++$j)
	{
		$pos = strpos($msg, $cdRelOp);
		if ($pos === false)
			return $msg;
		for ($i = $pos - 1; $i >= 0; --$i)
		{
			if (strstr(" \t\n\r'\"", $msg{$i}))
				break;
		}
		$msg = substr($msg, 0, $i + 1)."/".substr($msg, $pos + strlen($cdRelOp));
	}
	
	return $msg;		
}

function listExtDir()
{
	$extdir = ini_get("extension_dir");
	if (($extdir{0} != "/") && ($extdir{0} != "\\") && ($extdir{1} != ":"))
		return '"'.$extdir.'" (note: directory ambiguous)';
	elseif (isOnWindows() && ($extdir{1} != ":"))
		return '"'.$extdir.'" (note: drive ambiguous)';
	else
		return '"'.$extdir.'"';
}

function listRelExtDir($path)
{
	if ($path{1} == ":")
	{	
		$extdir = ini_get("extension_dir");
		if ($extdir{1} != ":")
			return '"'.substr($path, 2).'" (note: drive ambiguous)';
	}
	return '"'.$path.'"';
}

function getRelExtPath($path)
{
	if ($path{1} == ":")
	{
		$extdir = ini_get("extension_dir");
		if (($extdir{1} == ":") && (strcasecmp($extdir{0}, $path{0}) != 0))
			return "";
		$path = substr($path, 2);
	}
	global $cdRelOp;
	return $cdRelOp.substr($path, 1);
}

function cdErrorHandler($errno, $errstr, $errfile, $errline) 
{
	switch ($errno)
	{
		case 1:
		case 2:
		case 4:
		case 16:
		case 32:
		case 64:
		case 128:
		case 256:
		case 512:
			echo "<br>".cdFilterMsg($errstr)."<br>";
			break;
	}
}

if (!extension_loaded("ChartDirector PHP API"))
{
	$ver = split('\.', phpversion());
	$ver = $ver[0] * 10000 + $ver[1] * 100 + $ver[2];

	if ($ver >= 50200)
		$ext = "phpchartdir520.dll";
	else if ($ver >= 50100)
		$ext = "phpchartdir510.dll";
	else if ($ver >= 50003)
		$ext = "phpchartdir503.dll";
	else if ($ver >= 50000)
		$ext = "phpchartdir500.dll";
	else if ($ver >= 40201)
		$ext = "phpchartdir421.dll";
	else if ($ver >= 40100)
		$ext = "phpchartdir410.dll";
	else if ($ver >= 40005)
		$ext = "phpchartdir405.dll";
	else if ($ver >= 40004)
		$ext = "phpchartdir404.dll";
	else
		user_error("ChartDirector requires PHP 4.0.4 or above, but the current PHP version is ".phpversion().".", E_USER_ERROR);

	$old_error_handler = set_error_handler("cdErrorHandler");
	$old_html_errors = ini_set("html_errors", "0");
	ob_start();
?>
<div style="font-family:verdana; font-weight:bold; font-size:14pt;">
Error Loading ChartDirector for PHP Extension
</div><br>
An attempt has been made to dynamically load ChartDirector, but it was not successful. Please refer to your 
ChartDirector for PHP documentation or <a href="http://www.advsofteng.com/doc/cdphpdoc/phpdiag.htm">click here</a> for
how to resolve the problem.<br><br><br><b><u>Error Log</u></b><br>
<?php 
	$success = cdLoadDLL($ext);
	if (!$success)
		$success = cdLoadDLL2($ext);
	if (!$success && ($ver >= 50200) && isOnWindows())
	{
		$success = cdLoadDLL(str_replace(".dll", "nts.dll", $ext));
		if (!$success) 
			$success = cdLoadDLL2(str_replace(".dll", "nts.dll", $ext));
	}

	if ($success)
	{
		$dllVersion = (callmethod("getVersion") >> 16) & 0x7fff;
		if ($dllVersion != 0x0401)
		{
			echo '<br><b>Version mismatch:</b> "phpchartdir.php" is of version 4.1, but "'.
				(isOnWindows() ? "chartdir.dll" : "libchartdir.so").'" is of version '.
				(($dllVersion >> 8) & 0xff).'.'.($dllVersion & 0xff).'.<br>';
			$success = 0;
		}
	}

	ini_set("html_errors", $old_html_errors);
	restore_error_handler();
	if ($success)
		ob_end_clean();
	else
		ob_end_flush();

	if (!$success)
	{
		$dir_valid = 1;
		if (!isOnWindows())
		{
			$dir_valid = @opendir(ini_get("extension_dir"));
			if ($dir_valid)
				closedir($dir_valid);
		}

		if (!$dir_valid)
		{
?>
<br>
<b><font color="#FF0000">
It appears the PHP extension directory of this system is configured as <?php echo listExtDir() ?>, but this 
directory does not exist or is inaccessible. PHP will then refuse to load extensions from any directory due 
to invalid directory configuration. Please ensure that directory exists and is accessible by the web server.
</b></font><br>
<?php			
		}
?>
<br><br>
<b><u>System Information</u></b>
<ul>
<li>Operating System : <?php echo php_uname()?>
<li>PHP version : <?php echo phpversion()?>
<li>PHP / Web Server interface : <?php echo php_sapi_name()?>
<li>PHP configuration file location : "<?php echo get_cfg_var("cfg_file_path")?>"</td></tr>
<li>PHP extension directory : <?php echo listExtDir() ?>
</ul>
</div>
<?php
		die();
	}
}

#///////////////////////////////////////////////////////////////////////////////////
#//	implement destructor handling
#///////////////////////////////////////////////////////////////////////////////////
global $cd_garbage ;
$cd_garbage = array();
function autoDestroy($me) {
	global $cd_garbage;
	$cd_garbage[] = $me;
}
function garbageCollector() {
	global $cd_garbage;
	reset($cd_garbage);
    while (list(, $obj) = each($cd_garbage))
        $obj->__del__();
    $cd_garbage = array();
}
register_shutdown_function("garbageCollector");

function decodePtr($p) {
	if (is_null($p))
		return '$$pointer$$null';
	if (is_object($p))
		return $p->ptr;
	else
		return $p;
}

#///////////////////////////////////////////////////////////////////////////////////
#//	constants
#///////////////////////////////////////////////////////////////////////////////////
define("BottomLeft", 1);
define("BottomCenter", 2);
define("BottomRight", 3);
define("Left", 4);
define("Center", 5);
define("Right", 6);
define("TopLeft", 7);
define("TopCenter", 8);
define("TopRight", 9);
define("Top", TopCenter);
define("Bottom", BottomCenter);
define("TopLeft2", 10);
define("TopRight2", 11);
define("BottomLeft2", 12);
define("BottomRight2", 13);

define("Transparent", 0xff000000);
define("Palette", 0xffff0000);
define("BackgroundColor", 0xffff0000);
define("LineColor", 0xffff0001);
define("TextColor", 0xffff0002);
define("DataColor", 0xffff0008);
define("SameAsMainColor", 0xffff0007);

define("HLOCDefault", 0);
define("HLOCOpenClose", 1);
define("HLOCUpDown", 2);

define("DiamondPointer", 0);
define("TriangularPointer", 1);
define("ArrowPointer", 2);
define("ArrowPointer2", 3);
define("LinePointer", 4);
define("PencilPointer", 5);

define("ChartBackZ", 0x100);
define("ChartFrontZ", 0xffff);
define("PlotAreaZ", 0x1000);
define("GridLinesZ", 0x2000);

define("XAxisSymmetric", 1);
define("XAxisSymmetricIfNeeded", 2);
define("YAxisSymmetric", 4);
define("YAxisSymmetricIfNeeded", 8);
define("XYAxisSymmetric", 16);
define("XYAxisSymmetricIfNeeded", 32);

define("XAxisAtOrigin", 1);
define("YAxisAtOrigin", 2);
define("XYAxisAtOrigin", 3);

define("NoValue", +1.7e308);
define("MinorTickOnly", -1.7e308);
define("MicroTickOnly", -1.6e308);
define("LogTick", +1.6e308);
define("TouchBar", -1.69e-100);
define("AutoGrid", -2);

define("NoAntiAlias", 0);
define("AntiAlias", 1);
define("AutoAntiAlias", 2);

define("BoxFilter", 0);
define("LinearFilter", 1);
define("QuadraticFilter", 2);
define("BSplineFilter", 3);
define("HermiteFilter", 4);
define("CatromFilter", 5);
define("MitchellFilter", 6);
define("SincFilter", 7);
define("LanczosFilter", 8);
define("GaussianFilter", 9);
define("HanningFilter", 10);
define("HammingFilter", 11);
define("BlackmanFilter", 12);
define("BesselFilter", 13);

define("TryPalette", 0);
define("ForcePalette", 1);
define("NoPalette", 2);
define("Quantize", 0);
define("OrderedDither", 1);
define("ErrorDiffusion", 2);

define("PNG", 0);
define("GIF", 1);
define("JPG", 2);
define("WMP", 3);
define("BMP", 4);

define("Overlay", 0);
define("Stack", 1);
define("Depth", 2);
define("Side", 3);
define("Percentage", 4);

$defaultPalette = array(
	0xffffff, 0x000000, 0x000000, 0x808080,
	0x808080, 0x808080, 0x808080, 0x808080,
	0xff3333, 0x33ff33, 0x6666ff, 0xffff00,
	0xff66ff, 0x99ffff,	0xffcc33, 0xcccccc,
	0xcc9999, 0x339966, 0x999900, 0xcc3300,
	0x669999, 0x993333, 0x006600, 0x990099,
	0xff9966, 0x99ff99, 0x9999ff, 0xcc6600,
	0x33cc33, 0xcc99ff, 0xff6666, 0x99cc66,
	0x009999, 0xcc3333, 0x9933ff, 0xff0000,
	0x0000ff, 0x00ff00, 0xffcc99, 0x999999,
	-1
);