/**
* @param string $targetString The string from the config file
* @param the $map A reference to the map object (redundant)
* @param the $mapItem A reference to the object this target is attached to
* @return array invalue, outvalue, unix timestamp that the data was valid
*/
function ReadData($targetString, &$map, &$mapItem)
{
$data[IN] = null;
$data[OUT] = null;
$data_time = 0;
$matches = 0;
if (preg_match("/^time:(.*)\$/", $targetString, $matches)) {
$timezone = $matches[1];
$offset = "now";
if (preg_match("/^([^:]+):(.*)\$/", $timezone, $matches2)) {
$timezone = $matches2[1];
$offset = $matches2[2];
// test that the offset is valid
$timestamp = strtotime($offset);
if ($timestamp === false || $timestamp === -1) {
warn("Time ReadData: Offset String ({$offset}) is bogus - ignoring [WMTIME03]\n");
$offset = "now";
}
}
$timezone_l = strtolower($timezone);
if (array_key_exists($timezone_l, $this->timezones)) {
$tz = $this->timezones[$timezone_l];
wm_debug("Time ReadData: Timezone exists: {$tz}\n");
$dateTime = new DateTime($offset, new DateTimeZone($tz));
$mapItem->add_note("time_time12", $dateTime->format("h:i"));
$mapItem->add_note("time_time12ap", $dateTime->format("h:i A"));
$mapItem->add_note("time_time24", $dateTime->format("H:i"));
$mapItem->add_note("time_timet", $dateTime->format("U"));
$mapItem->add_note("time_timezone", $tz);
$data[IN] = $dateTime->format("H");
$data[OUT] = $dateTime->format("i");
$data_time = time();
$matches++;
}
if ($matches == 0) {
wm_warn("Time ReadData: Couldn't recognize {$timezone} as a valid timezone name [WMTIME02]\n");
}
} else {
// some error code to go in here
wm_warn("Time ReadData: Couldn't recognize {$targetString} \n");
}
wm_debug("Time ReadData: Returning (" . WMUtility::valueOrNull($data[IN]) . "," . WMUtility::valueOrNull($data[OUT]) . ",{$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
function ReadData($targetString, &$map, &$mapItem)
{
$data[IN] = null;
$data[OUT] = null;
$data_time = 0;
if (preg_match("/^dbplug:([^:]+)\$/", $targetString, $matches)) {
$database_user = $map->get_hint('dbplug_dbuser');
$database_pass = $map->get_hint('dbplug_dbpass');
$database_name = $map->get_hint('dbplug_dbname');
$database_host = $map->get_hint('dbplug_dbhost');
$key = mysql_real_escape_string($matches[1]);
// This is the one line you will certainly need to change
$SQL = "select in,out from table where host={$key} LIMIT 1";
if (mysql_connect($database_host, $database_user, $database_pass)) {
if (mysql_select_db($database_name)) {
$result = mysql_query($SQL);
if (!$result) {
wm_warn("dbplug ReadData: Invalid query: " . mysql_error() . "\n");
} else {
$row = mysql_fetch_assoc($result);
$data[IN] = $row['in'];
$data[OUT] = $row['out'];
}
} else {
wm_warn("dbplug ReadData: failed to select database: " . mysql_error() . "\n");
}
} else {
wm_warn("dbplug ReadData: failed to connect to database server: " . mysql_error() . "\n");
}
$data_time = now();
}
wm_debug("RRD ReadData dbplug: Returning (" . ($data[IN] === null ? 'null' : $data[IN]) . "," . ($data[OUT] === null ? 'null' : $data[IN]) . ", {$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
function ReadData($targetString, &$map, &$mapItem)
{
$data[IN] = null;
$data[OUT] = null;
$data_time = 0;
$matches = 0;
if (preg_match($this->regexpsHandled[0], $targetString, $matches)) {
$dataFileName = $matches[1];
$dataItemName = $matches[2];
}
if (!file_exists($dataFileName)) {
wm_warn("WMData ReadData: {$dataFileName} doesn't exist [WMWMDATA01]");
return array(null, null, 0);
}
$fileHandle = fopen($targetString, "r");
if (!$fileHandle) {
wm_warn("WMData ReadData: Couldn't open ({$dataFileName}). [WMWMDATA02]\n");
return array(null, null, 0);
}
list($found, $data) = $this->findDataItem($fileHandle, $dataItemName, $data);
if ($found === true) {
$stats = stat($dataFileName);
$data_time = $stats['mtime'];
} else {
wm_warn("WMData ReadData: Data name '{$dataItemName}' didn't exist in '{$dataFileName}'. [WMWMDATA03]\n");
}
wm_debug(sprintf("WMData ReadData: Returning (%s, %s, %s)\n", string_or_null($data[IN]), string_or_null($data[OUT]), $data_time));
return array($data[IN], $data[OUT], $data_time);
}
function ReadData($targetstring, &$map, &$item)
{
$data[IN] = NULL;
$data[OUT] = NULL;
$data_time = 0;
$itemname = $item->name;
$matches = 0;
if (preg_match("/^time:(.*)\$/", $targetstring, $matches)) {
$timezone = $matches[1];
$timezone_l = strtolower($timezone);
$timezone_identifiers = DateTimeZone::listIdentifiers();
foreach ($timezone_identifiers as $tz) {
if (strtolower($tz) == $timezone_l) {
wm_debug("Time ReadData: Timezone exists: {$tz}\n");
$dateTime = new DateTime("now", new DateTimeZone($tz));
$item->add_note("time_time12", $dateTime->format("h:i"));
$item->add_note("time_time12ap", $dateTime->format("h:i A"));
$item->add_note("time_time24", $dateTime->format("H:i"));
$item->add_note("time_timezone", $tz);
$data[IN] = $dateTime->format("H");
$data_time = time();
$data[OUT] = $dateTime->format("i");
$matches++;
}
}
if ($matches == 0) {
wm_warn("Time ReadData: Couldn't recognize {$timezone} as a valid timezone name [WMTIME02]\n");
}
} else {
// some error code to go in here
wm_warn("Time ReadData: Couldn't recognize {$targetstring} \n");
}
wm_debug("Time ReadData: Returning (" . ($data[IN] === NULL ? 'NULL' : $data[IN]) . "," . ($data[OUT] === NULL ? 'NULL' : $data[OUT]) . ",{$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
/**
* @param $timezone
* @param $offset
* @return array
* @internal param $mapItem
* @internal param $data
* @internal param $matches
* @internal param $timezone_l
*/
private function getTimeForTimeZone($timezone, $offset)
{
$timezone_l = strtolower($timezone);
if (array_key_exists($timezone_l, $this->timezones)) {
$timezone_name = $this->timezones[$timezone_l];
wm_debug("Time ReadData: Timezone exists: {$timezone_name}\n");
$dateTime = new DateTime($offset, new DateTimeZone($timezone_name));
return array($dateTime, $timezone_name);
}
wm_warn("Time ReadData: Couldn't recognize {$timezone} as a valid timezone name [WMTIME02]\n");
return null;
}
/**
* @param $fullpath
* @return resource
*/
protected function validateAndOpenFile($fullpath)
{
wm_debug("Opening {$fullpath}\n");
if (!file_exists($fullpath)) {
wm_warn("File '{$fullpath}' doesn't exist.");
return null;
}
if (!is_readable($fullpath)) {
wm_warn("File '{$fullpath}' isn't readable.");
return null;
}
$fileHandle = fopen($fullpath, "r");
return $fileHandle;
}
function ReadData($targetstring, &$map, &$item)
{
$data[IN] = null;
$data[OUT] = null;
$data_time = 0;
$itemname = $item->name;
$matches = 0;
if (preg_match("/^wmdata:([^:]*):(.*)", $targetstring, $matches)) {
$datafile = $matches[1];
$dataname = $matches[2];
}
if (file_exists($datafile)) {
$fd = fopen($targetstring, "r");
if ($fd) {
$found = false;
while (!feof($fd)) {
$buffer = fgets($fd, 4096);
# strip out any Windows line-endings that have gotten in here
$buffer = str_replace("\r", "", $buffer);
$fields = explode("\t", $buffer);
if ($fields[0] == $dataname) {
$data[IN] = $fields[1];
$data[OUT] = $fields[2];
$found = true;
}
}
if ($found === true) {
$stats = stat($datafile);
$data_time = $stats['mtime'];
} else {
wm_warn("WMData ReadData: Data name ({$dataname}) didn't exist in ({$datafile}). [WMWMDATA03]\n");
}
} else {
wm_warn("WMData ReadData: Couldn't open ({$datafile}). [WMWMDATA02]\n");
}
} else {
wm_warn("WMData ReadData: {$datafile} doesn't exist [WMWMDATA01]");
}
wm_debug(sprintf("WMData ReadData: Returning (%s, %s, %s)\n", string_or_null($data[IN]), string_or_null($data[OUT]), $data_time));
return array($data[IN], $data[OUT], $data_time);
}
function wm_module_checks()
{
if (!extension_loaded('gd')) {
wm_warn("\n\nNo image (gd) extension is loaded. This is required by weathermap. [WMWARN20]\n\n");
wm_warn("\nrun check.php to check PHP requirements.\n\n");
return false;
}
if (!function_exists('imagecreatefrompng')) {
wm_warn("Your GD php module doesn't support PNG format. [WMWARN21]\n");
wm_warn("\nrun check.php to check PHP requirements.\n\n");
return false;
}
if (!function_exists('imagecreatetruecolor')) {
wm_warn("Your GD php module doesn't support truecolor. [WMWARN22]\n");
wm_warn("\nrun check.php to check PHP requirements.\n\n");
return false;
}
if (!function_exists('imagecopyresampled')) {
wm_warn("Your GD php module doesn't support thumbnail creation (imagecopyresampled). [WMWARN23]\n");
}
return true;
}
public function ReadData($targetString, &$map, &$mapItem)
{
$data[IN] = null;
$data[OUT] = null;
$data_time = 0;
$timeout = intval($this->owner->get_hint("snmp_timeout", 1000000));
$abort_count = intval($this->owner->get_hint("snmp_abort_count"), 0);
$retries = intval($this->owner->get_hint("snmp_retries"), 2);
if (preg_match($this->regexpsHandled[0], $targetString, $matches)) {
$community = $matches[1];
$host = $matches[2];
$oids = array();
$oids[IN] = $matches[3];
$oids[OUT] = $matches[4];
if ($abort_count == 0 || $abort_count > 0 && (!isset($this->down_cache[$host]) || intval($this->down_cache[$host]) < $abort_count)) {
$this->changeSNMPSettings();
$channels = array("in" => IN, "out" => OUT);
foreach ($channels as $channelName => $channel) {
if ($oids[$channel] != '-') {
$result = snmpget($host, $community, $oids[$channel], $timeout, $retries);
if ($result !== false) {
$data[$channel] = floatval($result);
$mapItem->add_hint("snmp_" . $channelName . "_raw", $result);
} else {
$this->down_cache[$host]++;
}
}
wm_debug("SNMP ReadData: Got {$result} for {$channelName}\n");
}
$data_time = time();
$this->restoreSNMPSettings();
} else {
wm_warn("SNMP for {$host} has reached {$abort_count} failures. Skipping. [WMSNMP01]");
}
}
wm_debug("SNMP ReadData: Returning (" . ($data[IN] === null ? 'null' : $data[IN]) . "," . ($data[OUT] === null ? 'null' : $data[OUT]) . ",{$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
function imagecreatefromfile($filename)
{
$bgimage = null;
if (is_readable($filename)) {
list(, , $type, ) = getimagesize($filename);
switch ($type) {
case IMAGETYPE_GIF:
if (imagetypes() & IMG_GIF) {
$bgimage = imagecreatefromgif($filename);
} else {
wm_warn("Image file {$filename} is GIF, but GIF is not supported by your GD library. [WMIMG01]\n");
}
break;
case IMAGETYPE_JPEG:
if (imagetypes() & IMG_JPEG) {
$bgimage = imagecreatefromjpeg($filename);
} else {
wm_warn("Image file {$filename} is JPEG, but JPEG is not supported by your GD library. [WMIMG02]\n");
}
break;
case IMAGETYPE_PNG:
if (imagetypes() & IMG_PNG) {
$bgimage = imagecreatefrompng($filename);
} else {
wm_warn("Image file {$filename} is PNG, but PNG is not supported by your GD library. [WMIMG03]\n");
}
break;
default:
wm_warn("Image file {$filename} wasn't recognised (type={$type}). Check format is supported by your GD library. [WMIMG04]\n");
break;
}
} else {
wm_warn("Image file {$filename} is unreadable. Check permissions. [WMIMG05]\n");
}
return $bgimage;
}
function pre_render($im, &$map)
{
// don't bother drawing if there's no position - it's a template
if (is_null($this->x)) {
return;
}
if (is_null($this->y)) {
return;
}
// apparently, some versions of the gd extension will crash
// if we continue...
if ($this->label == '' && $this->iconfile == '') {
return;
}
// start these off with sensible values, so that bbox
// calculations are easier.
$icon_x1 = $this->x;
$icon_x2 = $this->x;
$icon_y1 = $this->y;
$icon_y2 = $this->y;
$label_x1 = $this->x;
$label_x2 = $this->x;
$label_y1 = $this->y;
$label_y2 = $this->y;
$boxwidth = 0;
$boxheight = 0;
$icon_w = 0;
$icon_h = 0;
$col = new Colour(-1, -1, -1);
# print $col->as_string();
// if a target is specified, and you haven't forced no background, then the background will
// come from the SCALE in USESCALE
if (!empty($this->targets) && $this->usescale != 'none') {
$pc = 0;
if ($this->scalevar == 'in') {
$pc = $this->inpercent;
$col = $this->colours[IN];
}
if ($this->scalevar == 'out') {
$pc = $this->outpercent;
$col = $this->colours[OUT];
}
} elseif ($this->labelbgcolour != array(-1, -1, -1)) {
// $col=myimagecolorallocate($node_im, $this->labelbgcolour[0], $this->labelbgcolour[1], $this->labelbgcolour[2]);
$col = new Colour($this->labelbgcolour);
}
$colicon = null;
if (!empty($this->targets) && $this->useiconscale != 'none') {
wm_debug("Colorising the icon\n");
$pc = 0;
$val = 0;
if ($this->iconscalevar == 'in') {
$pc = $this->inpercent;
$col = $this->colours[IN];
$val = $this->bandwidth_in;
}
if ($this->iconscalevar == 'out') {
$pc = $this->outpercent;
$col = $this->colours[OUT];
$val = $this->bandwidth_out;
}
if ($this->iconscaletype == 'percent') {
list($colicon, $node_iconscalekey, $icontag) = $map->NewColourFromPercent($pc, $this->useiconscale, $this->name);
} else {
// use the absolute value if we aren't doing percentage scales.
list($colicon, $node_iconscalekey, $icontag) = $map->NewColourFromPercent($val, $this->useiconscale, $this->name, FALSE);
}
}
// figure out a bounding rectangle for the label
if ($this->label != '') {
$padding = 4.0;
$padfactor = 1.0;
$this->proclabel = $map->ProcessString($this->label, $this, TRUE, TRUE);
// if screenshot_mode is enabled, wipe any letters to X and wipe any IP address to 127.0.0.1
// hopefully that will preserve enough information to show cool stuff without leaking info
if ($map->get_hint('screenshot_mode') == 1) {
$this->proclabel = screenshotify($this->proclabel);
}
list($strwidth, $strheight) = $map->myimagestringsize($this->labelfont, $this->proclabel);
if ($this->labelangle == 90 || $this->labelangle == 270) {
$boxwidth = $strheight * $padfactor + $padding;
$boxheight = $strwidth * $padfactor + $padding;
wm_debug("Node->pre_render: " . $this->name . " Label Metrics are: {$strwidth} x {$strheight} -> {$boxwidth} x {$boxheight}\n");
$label_x1 = $this->x - $boxwidth / 2;
$label_y1 = $this->y - $boxheight / 2;
$label_x2 = $this->x + $boxwidth / 2;
$label_y2 = $this->y + $boxheight / 2;
if ($this->labelangle == 90) {
$txt_x = $this->x + $strheight / 2;
$txt_y = $this->y + $strwidth / 2;
}
if ($this->labelangle == 270) {
$txt_x = $this->x - $strheight / 2;
$txt_y = $this->y - $strwidth / 2;
}
}
if ($this->labelangle == 0 || $this->labelangle == 180) {
$boxwidth = $strwidth * $padfactor + $padding;
$boxheight = $strheight * $padfactor + $padding;
wm_debug("Node->pre_render: " . $this->name . " Label Metrics are: {$strwidth} x {$strheight} -> {$boxwidth} x {$boxheight}\n");
$label_x1 = $this->x - $boxwidth / 2;
$label_y1 = $this->y - $boxheight / 2;
$label_x2 = $this->x + $boxwidth / 2;
$label_y2 = $this->y + $boxheight / 2;
$txt_x = $this->x - $strwidth / 2;
$txt_y = $this->y + $strheight / 2;
if ($this->labelangle == 180) {
$txt_x = $this->x + $strwidth / 2;
$txt_y = $this->y - $strheight / 2;
}
# $this->width = $boxwidth;
# $this->height = $boxheight;
}
$map->nodes[$this->name]->width = $boxwidth;
$map->nodes[$this->name]->height = $boxheight;
# print "TEXT at $txt_x , $txt_y\n";
}
// figure out a bounding rectangle for the icon
if ($this->iconfile != '') {
$icon_im = NULL;
$icon_w = 0;
$icon_h = 0;
if ($this->iconfile == 'rbox' || $this->iconfile == 'box' || $this->iconfile == 'round' || $this->iconfile == 'inpie' || $this->iconfile == 'outpie' || $this->iconfile == 'gauge' || $this->iconfile == 'nink') {
wm_debug("Artificial Icon type " . $this->iconfile . " for {$this->name}\n");
// this is an artificial icon - we don't load a file for it
$icon_im = imagecreatetruecolor($this->iconscalew, $this->iconscaleh);
imageSaveAlpha($icon_im, TRUE);
$nothing = imagecolorallocatealpha($icon_im, 128, 0, 0, 127);
imagefill($icon_im, 0, 0, $nothing);
$fill = NULL;
$ink = NULL;
$aifill = new Colour($this->aiconfillcolour);
$aiink = new Colour($this->aiconoutlinecolour);
if ($aifill->is_copy() && !$col->is_none()) {
$fill = $col;
} else {
if ($aifill->is_real()) {
$fill = $aifill;
}
}
if ($this->aiconoutlinecolour != array(-1, -1, -1)) {
$ink = $aiink;
}
if ($this->iconfile == 'box') {
if ($fill !== NULL && !$fill->is_none()) {
imagefilledrectangle($icon_im, 0, 0, $this->iconscalew - 1, $this->iconscaleh - 1, $fill->gdallocate($icon_im));
}
if ($ink !== NULL && !$ink->is_none()) {
imagerectangle($icon_im, 0, 0, $this->iconscalew - 1, $this->iconscaleh - 1, $ink->gdallocate($icon_im));
}
}
if ($this->iconfile == 'rbox') {
if ($fill !== NULL && !$fill->is_none()) {
imagefilledroundedrectangle($icon_im, 0, 0, $this->iconscalew - 1, $this->iconscaleh - 1, 4, $fill->gdallocate($icon_im));
}
if ($ink !== NULL && !$ink->is_none()) {
imageroundedrectangle($icon_im, 0, 0, $this->iconscalew - 1, $this->iconscaleh - 1, 4, $ink->gdallocate($icon_im));
}
}
if ($this->iconfile == 'round') {
$rx = $this->iconscalew / 2 - 1;
$ry = $this->iconscaleh / 2 - 1;
if ($fill !== NULL && !$fill->is_none()) {
imagefilledellipse($icon_im, $rx, $ry, $rx * 2, $ry * 2, $fill->gdallocate($icon_im));
}
if ($ink !== NULL && !$ink->is_none()) {
imageellipse($icon_im, $rx, $ry, $rx * 2, $ry * 2, $ink->gdallocate($icon_im));
}
}
if ($this->iconfile == 'nink') {
// print "NINK **************************************************************\n";
$rx = $this->iconscalew / 2 - 1;
$ry = $this->iconscaleh / 2 - 1;
$size = $this->iconscalew;
$quarter = $size / 4;
$col1 = $this->colours[OUT];
$col2 = $this->colours[IN];
assert('!is_null($col1)');
assert('!is_null($col2)');
imagefilledarc($icon_im, $rx - 1, $ry, $size, $size, 270, 90, $col1->gdallocate($icon_im), IMG_ARC_PIE);
imagefilledarc($icon_im, $rx + 1, $ry, $size, $size, 90, 270, $col2->gdallocate($icon_im), IMG_ARC_PIE);
imagefilledarc($icon_im, $rx - 1, $ry + $quarter, $quarter * 2, $quarter * 2, 0, 360, $col1->gdallocate($icon_im), IMG_ARC_PIE);
imagefilledarc($icon_im, $rx + 1, $ry - $quarter, $quarter * 2, $quarter * 2, 0, 360, $col2->gdallocate($icon_im), IMG_ARC_PIE);
if ($ink !== NULL && !$ink->is_none()) {
// XXX - need a font definition from somewhere for NINK text
$font = 1;
$instr = $map->ProcessString("{node:this:bandwidth_in:%.1k}", $this);
$outstr = $map->ProcessString("{node:this:bandwidth_out:%.1k}", $this);
list($twid, $thgt) = $map->myimagestringsize($font, $instr);
$map->myimagestring($icon_im, $font, $rx - $twid / 2, $ry - $quarter + $thgt / 2, $instr, $ink->gdallocate($icon_im));
list($twid, $thgt) = $map->myimagestringsize($font, $outstr);
$map->myimagestring($icon_im, $font, $rx - $twid / 2, $ry + $quarter + $thgt / 2, $outstr, $ink->gdallocate($icon_im));
imageellipse($icon_im, $rx, $ry, $rx * 2, $ry * 2, $ink->gdallocate($icon_im));
// imagearc($icon_im, $rx,$ry,$quarter*4,$quarter*4, 0,360, $ink->gdallocate($icon_im));
}
// print "NINK ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
}
// XXX - needs proper colours
if ($this->iconfile == 'inpie' || $this->iconfile == 'outpie') {
# list($colpie,$node_iconscalekey,$icontag) = $map->NewColourFromPercent($pc, $this->useiconscale,$this->name);
if ($this->iconfile == 'inpie') {
$segment_angle = $this->inpercent / 100 * 360;
}
if ($this->iconfile == 'outpie') {
$segment_angle = $this->outpercent / 100 * 360;
}
$rx = $this->iconscalew / 2 - 1;
$ry = $this->iconscaleh / 2 - 1;
if ($fill !== NULL && !$fill->is_none()) {
imagefilledellipse($icon_im, $rx, $ry, $rx * 2, $ry * 2, $fill->gdallocate($icon_im));
}
if ($ink !== NULL && !$ink->is_none()) {
// imagefilledarc ( resource $image , int $cx , int $cy , int $width , int $height , int $start , int $end , int $color , int $style )
imagefilledarc($icon_im, $rx, $ry, $rx * 2, $ry * 2, 0, $segment_angle, $ink->gdallocate($icon_im), IMG_ARC_PIE);
}
if ($fill !== NULL && !$fill->is_none()) {
imageellipse($icon_im, $rx, $ry, $rx * 2, $ry * 2, $fill->gdallocate($icon_im));
}
// warn('inpie AICON not implemented yet [WMWARN99]');
}
// if($this->iconfile=='outpie') { warn('outpie AICON not implemented yet [WMWARN99]'); }
if ($this->iconfile == 'gauge') {
wm_warn('gauge AICON not implemented yet [WMWARN99]');
}
} else {
$this->iconfile = $map->ProcessString($this->iconfile, $this);
if (is_readable($this->iconfile)) {
imagealphablending($im, true);
// draw the supplied icon, instead of the labelled box
$icon_im = imagecreatefromfile($this->iconfile);
# $icon_im = imagecreatefrompng($this->iconfile);
if (function_exists("imagefilter") && isset($colicon) && $this->get_hint("use_imagefilter") == 1) {
imagefilter($icon_im, IMG_FILTER_COLORIZE, $colicon->r, $colicon->g, $colicon->b);
} else {
if (isset($colicon)) {
// debug("Skipping unavailable imagefilter() call.\n");
imagecolorize($icon_im, $colicon->r, $colicon->g, $colicon->b);
}
}
wm_debug("If this is the last thing in your logs, you probably have a buggy GD library. Get > 2.0.33 or use PHP builtin.\n");
if ($icon_im) {
$icon_w = imagesx($icon_im);
$icon_h = imagesy($icon_im);
if ($this->iconscalew * $this->iconscaleh > 0) {
imagealphablending($icon_im, true);
wm_debug("SCALING ICON here\n");
if ($icon_w > $icon_h) {
$scalefactor = $icon_w / $this->iconscalew;
} else {
$scalefactor = $icon_h / $this->iconscaleh;
}
$new_width = $icon_w / $scalefactor;
$new_height = $icon_h / $scalefactor;
$scaled = imagecreatetruecolor($new_width, $new_height);
imagealphablending($scaled, false);
imagecopyresampled($scaled, $icon_im, 0, 0, 0, 0, $new_width, $new_height, $icon_w, $icon_h);
imagedestroy($icon_im);
$icon_im = $scaled;
}
} else {
wm_warn("Couldn't open ICON: '" . $this->iconfile . "' - is it a PNG, JPEG or GIF? [WMWARN37]\n");
}
} else {
if ($this->iconfile != 'none') {
wm_warn("ICON '" . $this->iconfile . "' does not exist, or is not readable. Check path and permissions. [WMARN38]\n");
}
}
}
if ($icon_im) {
$icon_w = imagesx($icon_im);
$icon_h = imagesy($icon_im);
$icon_x1 = $this->x - $icon_w / 2;
$icon_y1 = $this->y - $icon_h / 2;
$icon_x2 = $this->x + $icon_w / 2;
$icon_y2 = $this->y + $icon_h / 2;
$map->nodes[$this->name]->width = imagesx($icon_im);
$map->nodes[$this->name]->height = imagesy($icon_im);
// $map->imap->addArea("Rectangle", "NODE:" . $this->name . ':0', '', array($icon_x1, $icon_y1, $icon_x2, $icon_y2));
$map->nodes[$this->name]->boundingboxes[] = array($icon_x1, $icon_y1, $icon_x2, $icon_y2);
}
}
// do any offset calculations
$dx = 0;
$dy = 0;
if ($this->labeloffset != '' && $this->iconfile != '') {
$this->labeloffsetx = 0;
$this->labeloffsety = 0;
list($dx, $dy) = calc_offset($this->labeloffset, $icon_w + $boxwidth - 1, $icon_h + $boxheight);
#$this->labeloffsetx = $dx;
#$this->labeloffsety = $dy;
}
$label_x1 += $this->labeloffsetx + $dx;
$label_x2 += $this->labeloffsetx + $dx;
$label_y1 += $this->labeloffsety + $dy;
$label_y2 += $this->labeloffsety + $dy;
if ($this->label != '') {
// $map->imap->addArea("Rectangle", "NODE:" . $this->name .':1', '', array($label_x1, $label_y1, $label_x2, $label_y2));
$map->nodes[$this->name]->boundingboxes[] = array($label_x1, $label_y1, $label_x2, $label_y2);
}
// work out the bounding box of the whole thing
$bbox_x1 = min($label_x1, $icon_x1);
$bbox_x2 = max($label_x2, $icon_x2) + 1;
$bbox_y1 = min($label_y1, $icon_y1);
$bbox_y2 = max($label_y2, $icon_y2) + 1;
# imagerectangle($im,$bbox_x1,$bbox_y1,$bbox_x2,$bbox_y2,$map->selected);
# imagerectangle($im,$label_x1,$label_y1,$label_x2,$label_y2,$map->black);
# imagerectangle($im,$icon_x1,$icon_y1,$icon_x2,$icon_y2,$map->black);
// create TWO imagemap entries - one for the label and one for the icon
// (so we can have close-spaced icons better)
$temp_width = $bbox_x2 - $bbox_x1;
$temp_height = $bbox_y2 - $bbox_y1;
// create an image of that size and draw into it
$node_im = imagecreatetruecolor($temp_width, $temp_height);
// ImageAlphaBlending($node_im, FALSE);
imageSaveAlpha($node_im, TRUE);
$nothing = imagecolorallocatealpha($node_im, 128, 0, 0, 127);
imagefill($node_im, 0, 0, $nothing);
#$col = $col->gdallocate($node_im);
// imagefilledrectangle($node_im,0,0,$temp_width,$temp_height, $nothing);
$label_x1 -= $bbox_x1;
$label_x2 -= $bbox_x1;
$label_y1 -= $bbox_y1;
$label_y2 -= $bbox_y1;
$icon_x1 -= $bbox_x1;
$icon_x2 -= $bbox_x1;
$icon_y1 -= $bbox_y1;
$icon_y2 -= $bbox_y1;
// Draw the icon, if any
if (isset($icon_im)) {
imagecopy($node_im, $icon_im, $icon_x1, $icon_y1, 0, 0, imagesx($icon_im), imagesy($icon_im));
imagedestroy($icon_im);
}
// Draw the label, if any
if ($this->label != '') {
$txt_x -= $bbox_x1;
$txt_x += $this->labeloffsetx + $dx;
$txt_y -= $bbox_y1;
$txt_y += $this->labeloffsety + $dy;
# print "FINAL TEXT at $txt_x , $txt_y\n";
// if there's an icon, then you can choose to have no background
if (!$col->is_none()) {
imagefilledrectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $col->gdallocate($node_im));
}
if ($this->selected) {
imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $map->selected);
// would be nice if it was thicker, too...
wimagerectangle($node_im, $label_x1 + 1, $label_y1 + 1, $label_x2 - 1, $label_y2 - 1, $map->selected);
} else {
$olcol = new Colour($this->labeloutlinecolour);
if ($olcol->is_real()) {
imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $olcol->gdallocate($node_im));
}
}
#}
$shcol = new Colour($this->labelfontshadowcolour);
if ($shcol->is_real()) {
$map->myimagestring($node_im, $this->labelfont, $txt_x + 1, $txt_y + 1, $this->proclabel, $shcol->gdallocate($node_im), $this->labelangle);
}
$txcol = new Colour($this->labelfontcolour[0], $this->labelfontcolour[1], $this->labelfontcolour[2]);
#$col=myimagecolorallocate($node_im, $this->labelfontcolour[0], $this->labelfontcolour[1],
# $this->labelfontcolour[2]);
if ($txcol->is_contrast()) {
if ($col->is_real()) {
$txcol = $col->contrast();
} else {
wm_warn("You can't make a contrast with 'none'. [WMWARN43]\n");
$txcol = new Colour(0, 0, 0);
}
}
$map->myimagestring($node_im, $this->labelfont, $txt_x, $txt_y, $this->proclabel, $txcol->gdallocate($node_im), $this->labelangle);
//$map->myimagestring($node_im, $this->labelfont, $txt_x, $txt_y, $this->proclabel, $txcol->gdallocate($node_im),90);
}
# imagerectangle($node_im,$label_x1,$label_y1,$label_x2,$label_y2,$map->black);
# imagerectangle($node_im,$icon_x1,$icon_y1,$icon_x2,$icon_y2,$map->black);
$map->nodes[$this->name]->centre_x = $this->x - $bbox_x1;
$map->nodes[$this->name]->centre_y = $this->y - $bbox_y1;
if (1 == 0) {
imageellipse($node_im, $this->centre_x, $this->centre_y, 8, 8, $map->selected);
foreach (array("N", "S", "E", "W", "NE", "NW", "SE", "SW") as $corner) {
list($dx, $dy) = calc_offset($corner, $this->width, $this->height);
imageellipse($node_im, $this->centre_x + $dx, $this->centre_y + $dy, 5, 5, $map->selected);
}
}
# $this->image = $node_im;
$map->nodes[$this->name]->image = $node_im;
}
function DrawMap($filename = '', $thumbnailfile = '', $thumbnailmax = 250, $withnodes = TRUE, $use_via_overlay = FALSE, $use_rel_overlay=FALSE)
{
wm_debug("Trace: DrawMap()\n");
metadump("# start",true);
$bgimage=NULL;
if($this->configfile != "")
{
$this->cachefile_version = crc32(file_get_contents($this->configfile));
}
else
{
$this->cachefile_version = crc32("........");
}
wm_debug("Running Post-Processing Plugins...\n");
foreach ($this->postprocessclasses as $post_class)
{
wm_debug("Running $post_class"."->run()\n");
//call_user_func_array(array($post_class, 'run'), array(&$this));
$this->plugins['post'][$post_class]->run($this);
}
wm_debug("Finished Post-Processing Plugins...\n");
wm_debug("=====================================\n");
wm_debug("Start of Map Drawing\n");
$this->datestamp = strftime($this->stamptext, time());
// do the basic prep work
if ($this->background != '')
{
if (is_readable($this->background))
{
$bgimage=imagecreatefromfile($this->background);
if (!$bgimage) { wm_warn
("Failed to open background image. One possible reason: Is your BACKGROUND really a PNG?\n");
}
else
{
$this->width=imagesx($bgimage);
$this->height=imagesy($bgimage);
}
}
else { wm_warn
("Your background image file could not be read. Check the filename, and permissions, for "
. $this->background . "\n"); }
}
$image=wimagecreatetruecolor($this->width, $this->height);
# $image = imagecreate($this->width, $this->height);
if (!$image) { wm_warn
("Couldn't create output image in memory (" . $this->width . "x" . $this->height . ")."); }
else
{
ImageAlphaBlending($image, true);
# imageantialias($image,true);
// by here, we should have a valid image handle
// save this away, now
$this->image=$image;
$this->white=myimagecolorallocate($image, 255, 255, 255);
$this->black=myimagecolorallocate($image, 0, 0, 0);
$this->grey=myimagecolorallocate($image, 192, 192, 192);
$this->selected=myimagecolorallocate($image, 255, 0, 0); // for selections in the editor
$this->AllocateScaleColours($image);
// fill with background colour anyway, in case the background image failed to load
wimagefilledrectangle($image, 0, 0, $this->width, $this->height, $this->colours['DEFAULT']['BG']['gdref1']);
if ($bgimage)
{
imagecopy($image, $bgimage, 0, 0, 0, 0, $this->width, $this->height);
imagedestroy ($bgimage);
}
// Now it's time to draw a map
// do the node rendering stuff first, regardless of where they are actually drawn.
// this is so we can get the size of the nodes, which links will need if they use offsets
foreach ($this->nodes as $node)
{
// don't try and draw template nodes
wm_debug("Pre-rendering ".$node->name." to get bounding boxes.\n");
if(!is_null($node->x)) $this->nodes[$node->name]->pre_render($image, $this);
}
$all_layers = array_keys($this->seen_zlayers);
sort($all_layers);
foreach ($all_layers as $z)
{
$z_items = $this->seen_zlayers[$z];
wm_debug("Drawing layer $z\n");
// all the map 'furniture' is fixed at z=1000
if($z==1000)
{
foreach ($this->colours as $scalename=>$colours)
{
wm_debug("Drawing KEY for $scalename if necessary.\n");
if( (isset($this->numscales[$scalename])) && (isset($this->keyx[$scalename])) && ($this->keyx[$scalename] >= 0) && ($this->keyy[$scalename] >= 0) )
{
if($this->keystyle[$scalename]=='classic') $this->DrawLegend_Classic($image,$scalename,FALSE);
if($this->keystyle[$scalename]=='horizontal') $this->DrawLegend_Horizontal($image,$scalename,$this->keysize[$scalename]);
if($this->keystyle[$scalename]=='vertical') $this->DrawLegend_Vertical($image,$scalename,$this->keysize[$scalename]);
if($this->keystyle[$scalename]=='inverted') $this->DrawLegend_Vertical($image,$scalename,$this->keysize[$scalename],true);
if($this->keystyle[$scalename]=='tags') $this->DrawLegend_Classic($image,$scalename,TRUE);
}
}
$this->DrawTimestamp($image, $this->timefont, $this->colours['DEFAULT']['TIME']['gdref1']);
if(! is_null($this->min_data_time))
{
$this->DrawTimestamp($image, $this->timefont, $this->colours['DEFAULT']['TIME']['gdref1'],"MIN");
$this->DrawTimestamp($image, $this->timefont, $this->colours['DEFAULT']['TIME']['gdref1'],"MAX");
}
$this->DrawTitle($image, $this->titlefont, $this->colours['DEFAULT']['TITLE']['gdref1']);
}
if(is_array($z_items))
{
foreach($z_items as $it)
{
if(strtolower(get_class($it))=='weathermaplink')
{
// only draw LINKs if they have NODES defined (not templates)
// (also, check if the link still exists - if this is in the editor, it may have been deleted by now)
if ( isset($this->links[$it->name]) && isset($it->a) && isset($it->b))
{
wm_debug("Drawing LINK ".$it->name."\n");
$this->links[$it->name]->Draw($image, $this);
}
}
if(strtolower(get_class($it))=='weathermapnode')
{
// if(!is_null($it->x)) $it->pre_render($image, $this);
if($withnodes)
{
// don't try and draw template nodes
if( isset($this->nodes[$it->name]) && !is_null($it->x))
{
# print "::".get_class($it)."\n";
wm_debug("Drawing NODE ".$it->name."\n");
$this->nodes[$it->name]->NewDraw($image, $this);
$ii=0;
foreach($this->nodes[$it->name]->boundingboxes as $bbox)
{
# $areaname = "NODE:" . $it->name . ':'.$ii;
$areaname = "NODE:N". $it->id . ":" . $ii;
$this->imap->addArea("Rectangle", $areaname, '', $bbox);
wm_debug("Adding imagemap area");
$ii++;
}
wm_debug("Added $ii bounding boxes too\n");
}
}
}
}
}
}
$overlay = myimagecolorallocate($image, 200, 0, 0);
// for the editor, we can optionally overlay some other stuff
if($this->context == 'editor')
{
if($use_rel_overlay)
{
# $overlay = myimagecolorallocate($image, 200, 0, 0);
// first, we can show relatively positioned NODEs
foreach ($this->nodes as $node) {
if($node->relative_to != '')
{
$rel_x = $this->nodes[$node->relative_to]->x;
$rel_y = $this->nodes[$node->relative_to]->y;
imagearc($image,$node->x, $node->y,
15,15,0,360,$overlay);
imagearc($image,$node->x, $node->y,
16,16,0,360,$overlay);
imageline($image,$node->x, $node->y,
$rel_x, $rel_y, $overlay);
}
}
}
if($use_via_overlay)
{
// then overlay VIAs, so they can be seen
foreach($this->links as $link)
{
foreach ($link->vialist as $via)
{
if(isset($via[2]))
{
$x = $this->nodes[$via[2]]->x + $via[0];
$y = $this->nodes[$via[2]]->y + $via[1];
}
else
{
$x = $via[0];
$y = $via[1];
}
imagearc($image, $x,$y, 10,10,0,360,$overlay);
imagearc($image, $x,$y, 12,12,0,360,$overlay);
}
}
}
}
#$this->myimagestring($image, 3, 200, 100, "Test 1\nLine 2", $overlay,0);
# $this->myimagestring($image, 30, 100, 100, "Test 1\nLine 2", $overlay,0);
#$this->myimagestring($image, 30, 200, 200, "Test 1\nLine 2", $overlay,45);
// Ready to output the results...
if($filename == 'null')
{
// do nothing at all - we just wanted the HTML AREAs for the editor or HTML output
}
else
{
if ($filename == '') { imagepng ($image); }
else {
$result = FALSE;
$functions = TRUE;
if(function_exists('imagejpeg') && preg_match("/\.jpg/i",$filename))
{
wm_debug("Writing JPEG file to $filename\n");
$result = imagejpeg($image, $filename);
}
elseif(function_exists('imagegif') && preg_match("/\.gif/i",$filename))
{
wm_debug("Writing GIF file to $filename\n");
$result = imagegif($image, $filename);
}
elseif(function_exists('imagepng') && preg_match("/\.png/i",$filename))
{
wm_debug("Writing PNG file to $filename\n");
$result = imagepng($image, $filename);
}
else
{
wm_warn("Failed to write map image. No function existed for the image format you requested. [WMWARN12]\n");
$functions = FALSE;
}
if(($result==FALSE) && ($functions==TRUE))
{
if(file_exists($filename))
{
wm_warn("Failed to overwrite existing image file $filename - permissions of existing file are wrong? [WMWARN13]");
}
else
{
wm_warn("Failed to create image file $filename - permissions of output directory are wrong? [WMWARN14]");
}
}
}
}
if($this->context == 'editor2')
{
$cachefile = $this->cachefolder.DIRECTORY_SEPARATOR.dechex(crc32($this->configfile))."_bg.".$this->cachefile_version.".png";
imagepng($image, $cachefile);
$cacheuri = $this->cachefolder.'/'.dechex(crc32($this->configfile))."_bg.".$this->cachefile_version.".png";
$this->mapcache = $cacheuri;
}
if (function_exists('imagecopyresampled'))
{
// if one is specified, and we can, write a thumbnail too
if ($thumbnailfile != '')
{
$result = FALSE;
if ($this->width > $this->height) { $factor=($thumbnailmax / $this->width); }
else { $factor=($thumbnailmax / $this->height); }
$this->thumb_width = $this->width * $factor;
$this->thumb_height = $this->height * $factor;
$imagethumb=imagecreatetruecolor($this->thumb_width, $this->thumb_height);
imagecopyresampled($imagethumb, $image, 0, 0, 0, 0, $this->thumb_width, $this->thumb_height,
$this->width, $this->height);
$result = imagepng($imagethumb, $thumbnailfile);
imagedestroy($imagethumb);
if(($result==FALSE))
{
if(file_exists($filename))
{
wm_warn("Failed to overwrite existing image file $filename - permissions of existing file are wrong? [WMWARN15]");
}
else
{
wm_warn("Failed to create image file $filename - permissions of output directory are wrong? [WMWARN16]");
}
}
}
}
else
{
wm_warn("Skipping thumbnail creation, since we don't have the necessary function. [WMWARN17]");
}
imagedestroy ($image);
}
}
function weathermap_run_maps($mydir) {
global $config;
global $weathermap_debugging, $WEATHERMAP_VERSION;
global $weathermap_map;
global $weathermap_warncount;
global $weathermap_poller_start_time;
include_once($mydir.DIRECTORY_SEPARATOR."lib".DIRECTORY_SEPARATOR."HTML_ImageMap.class.php");
include_once($mydir.DIRECTORY_SEPARATOR."lib".DIRECTORY_SEPARATOR."Weathermap.class.php");
$total_warnings = 0;
$warning_notes = "";
$start_time = time();
if($weathermap_poller_start_time==0) $weathermap_poller_start_time = $start_time;
$outdir = $mydir.DIRECTORY_SEPARATOR.'output';
$confdir = $mydir.DIRECTORY_SEPARATOR.'configs';
$mapcount = 0;
// take our debugging cue from the poller - turn on Poller debugging to get weathermap debugging
if (read_config_option("log_verbosity") >= POLLER_VERBOSITY_DEBUG)
{
$weathermap_debugging = TRUE;
$mode_message = "DEBUG mode is on";
}
else
{
$mode_message = "Normal logging mode. Turn on DEBUG in Cacti for more information";
}
$quietlogging = read_config_option("weathermap_quiet_logging");
// moved this outside the module_checks, so there should always be something in the logs!
if($quietlogging==0) cacti_log("Weathermap $WEATHERMAP_VERSION starting - $mode_message\n",true,"WEATHERMAP");
if(wm_module_checks())
{
weathermap_memory_check("MEM Initial");
// move to the weathermap folder so all those relatives paths don't *have* to be absolute
$orig_cwd = getcwd();
chdir($mydir);
db_execute("replace into settings values('weathermap_last_start_time','".mysql_real_escape_string(time())."')");
// first, see if the output directory even exists
if(is_dir($outdir))
{
// next, make sure that we stand a chance of writing files
//// $testfile = realpath($outdir."weathermap.permissions.test");
$testfile = $outdir.DIRECTORY_SEPARATOR."weathermap.permissions.test";
$testfd = fopen($testfile, 'w');
if($testfd)
{
fclose($testfd);
unlink($testfile);
$queryrows = db_fetch_assoc("select m.*, g.name as groupname from weathermap_maps m,weathermap_groups g where m.group_id=g.id and active='on' order by sortorder,id");
if( is_array($queryrows) )
{
wm_debug("Iterating all maps.");
$imageformat = strtolower(read_config_option("weathermap_output_format"));
$rrdtool_path = read_config_option("path_rrdtool");
foreach ($queryrows as $map) {
// reset the warning counter
$weathermap_warncount=0;
// this is what will prefix log entries for this map
$weathermap_map = "[Map ".$map['id']."] ".$map['configfile'];
wm_debug("FIRST TOUCH\n");
if(weathermap_check_cron($weathermap_poller_start_time,$map['schedule']))
{
$mapfile = $confdir.DIRECTORY_SEPARATOR.$map['configfile'];
$htmlfile = $outdir.DIRECTORY_SEPARATOR.$map['filehash'].".html";
$imagefile = $outdir.DIRECTORY_SEPARATOR.$map['filehash'].".".$imageformat;
$thumbimagefile = $outdir.DIRECTORY_SEPARATOR.$map['filehash'].".thumb.".$imageformat;
if(file_exists($mapfile))
{
if($quietlogging==0) wm_warn("Map: $mapfile -> $htmlfile & $imagefile\n",TRUE);
db_execute("replace into settings values('weathermap_last_started_file','".mysql_real_escape_string($weathermap_map)."')");
$map_start = time();
weathermap_memory_check("MEM starting $mapcount");
$wmap = new Weathermap;
$wmap->context = "cacti";
// we can grab the rrdtool path from Cacti's config, in this case
$wmap->rrdtool = $rrdtool_path;
$wmap->ReadConfig($mapfile);
$wmap->add_hint("mapgroup",$map['groupname']);
$wmap->add_hint("mapgroupextra",($map['group_id'] ==1 ? "" : $map['groupname'] ));
# in the order of precedence - global extras, group extras, and finally map extras
$queries = array();
$queries[] = "select * from weathermap_settings where mapid=0 and groupid=0";
$queries[] = "select * from weathermap_settings where mapid=0 and groupid=".intval($map['group_id']);
$queries[] = "select * from weathermap_settings where mapid=".intval($map['id']);
foreach ($queries as $sql)
{
$settingrows = db_fetch_assoc($sql);
if( is_array($settingrows) && count($settingrows) > 0 )
{
foreach ($settingrows as $setting)
{
if($setting['mapid']==0 && $setting['groupid']==0)
{
wm_debug("Setting additional (all maps) option: ".$setting['optname']." to '".$setting['optvalue']."'\n");
$wmap->add_hint($setting['optname'],$setting['optvalue']);
}
elseif($setting['groupid']!=0)
{
wm_debug("Setting additional (all maps in group) option: ".$setting['optname']." to '".$setting['optvalue']."'\n");
$wmap->add_hint($setting['optname'],$setting['optvalue']);
}
else
{ wm_debug("Setting additional map-global option: ".$setting['optname']." to '".$setting['optvalue']."'\n");
$wmap->add_hint($setting['optname'],$setting['optvalue']);
}
}
}
}
weathermap_memory_check("MEM postread $mapcount");
$wmap->ReadData();
weathermap_memory_check("MEM postdata $mapcount");
// why did I change this before? It's useful...
// $wmap->imageuri = $config['url_path'].'/plugins/weathermap/output/weathermap_'.$map['id'].".".$imageformat;
$wmap->imageuri = 'weathermap-cacti-plugin.php?action=viewimage&id='.$map['filehash']."&time=".time();
if($quietlogging==0) wm_warn("About to write image file. If this is the last message in your log, increase memory_limit in php.ini [WMPOLL01]\n",TRUE);
weathermap_memory_check("MEM pre-render $mapcount");
$wmap->DrawMap($imagefile,$thumbimagefile,read_config_option("weathermap_thumbsize"));
if($quietlogging==0) wm_warn("Wrote map to $imagefile and $thumbimagefile\n",TRUE);
$fd = @fopen($htmlfile, 'w');
if($fd != FALSE)
{
fwrite($fd, $wmap->MakeHTML('weathermap_'.$map['filehash'].'_imap'));
fclose($fd);
wm_debug("Wrote HTML to $htmlfile");
}
else
{
if(file_exists($htmlfile))
{
wm_warn("Failed to overwrite $htmlfile - permissions of existing file are wrong? [WMPOLL02]\n");
}
else
{
wm_warn("Failed to create $htmlfile - permissions of output directory are wrong? [WMPOLL03]\n");
}
}
$processed_title = $wmap->ProcessString($wmap->title,$wmap);
db_execute("update weathermap_maps set titlecache='".mysql_real_escape_string($processed_title)."' where id=".intval($map['id']));
if(intval($wmap->thumb_width) > 0)
{
db_execute("update weathermap_maps set thumb_width=".intval($wmap->thumb_width).", thumb_height=".intval($wmap->thumb_height)." where id=".intval($map['id']));
}
$wmap->CleanUp();
unset($wmap);
$map_duration = time() - $map_start;
wm_debug("TIME: $mapfile took $map_duration seconds.\n");
weathermap_memory_check("MEM after $mapcount");
$mapcount++;
db_execute("replace into settings values('weathermap_last_finished_file','".mysql_real_escape_string($weathermap_map)."')");
}
else
{
wm_warn("Mapfile $mapfile is not readable or doesn't exist [WMPOLL04]\n");
}
db_execute("update weathermap_maps set warncount=".intval($weathermap_warncount)." where id=".intval($map['id']));
$total_warnings += $weathermap_warncount;
$weathermap_warncount = 0;
$weathermap_map="";
}
else
{
wm_debug("Skipping ".$map['id']." (".$map['configfile'].") due to schedule.\n");
}
}
wm_debug("Iterated all $mapcount maps.\n");
}
else
{
if($quietlogging==0) wm_warn("No activated maps found. [WMPOLL05]\n");
}
}
else
{
wm_warn("Output directory ($outdir) isn't writable (tried to create '$testfile'). No maps created. You probably need to make it writable by the poller process (like you did with the RRA directory) [WMPOLL06]\n");
$total_warnings++;
$warning_notes .= " (Permissions problem prevents any maps running WMPOLL06)";
}
}
else
{
wm_warn("Output directory ($outdir) doesn't exist!. No maps created. You probably need to create that directory, and make it writable by the poller process (like you did with the RRA directory) [WMPOLL07]\n");
$total_warnings++;
$warning_notes .= " (Output directory problem prevents any maps running WMPOLL07)";
}
weathermap_memory_check("MEM Final");
chdir($orig_cwd);
$duration = time() - $start_time;
$stats_string = date(DATE_RFC822) . ": $mapcount maps were run in $duration seconds with $total_warnings warnings." . $warning_notes;
if($quietlogging==0) wm_warn("STATS: Weathermap $WEATHERMAP_VERSION run complete - $stats_string\n", TRUE);
db_execute("replace into settings values('weathermap_last_stats','".mysql_real_escape_string($stats_string)."')");
db_execute("replace into settings values('weathermap_last_finish_time','".mysql_real_escape_string(time())."')");
}
else
{
wm_warn("Required modules for PHP Weathermap $WEATHERMAP_VERSION were not present. Not running. [WMPOLL08]\n");
}
}
public function readData(&$map, &$mapItem)
{
wm_debug("ReadData for {$mapItem} ({$this->pluginName} {$this->pluginRunnable})\n");
if (!$this->pluginRunnable) {
wm_debug("Plugin %s isn't runnable\n", $this->pluginName);
return;
}
if ($this->scaleFactor != 1) {
wm_debug("Will multiply result by %f\n", $this->scaleFactor);
}
list($in, $out, $dataTime) = $this->pluginObject->ReadData($this->finalTargetString, $map, $mapItem);
if ($in === null && $out === null) {
wm_warn(sprintf("ReadData: %s, target: %s had no valid data, according to %s [WMWARN70]\n", $mapItem, $this->finalTargetString, $this->pluginName));
return;
}
wm_debug("Collected data %f,%f\n", $in, $out);
$in *= $this->scaleFactor;
$out *= $this->scaleFactor;
$this->values[IN] = $in;
$this->values[OUT] = $out;
$this->timestamp = $dataTime;
$this->dataValid = true;
}
function Draw($im, &$map)
{
// Get the positions of the end-points
$x1 = $map->nodes[$this->a->name]->x;
$y1 = $map->nodes[$this->a->name]->y;
$x2 = $map->nodes[$this->b->name]->x;
$y2 = $map->nodes[$this->b->name]->y;
if (is_null($x1)) {
wm_warn("LINK " . $this->name . " uses a NODE with no POSITION! [WMWARN35]\n");
return;
}
if (is_null($y1)) {
wm_warn("LINK " . $this->name . " uses a NODE with no POSITION! [WMWARN35]\n");
return;
}
if (is_null($x2)) {
wm_warn("LINK " . $this->name . " uses a NODE with no POSITION! [WMWARN35]\n");
return;
}
if (is_null($y2)) {
wm_warn("LINK " . $this->name . " uses a NODE with no POSITION! [WMWARN35]\n");
return;
}
if ($this->linkstyle == 'twoway' && $this->labeloffset_in < $this->labeloffset_out && intval($map->get_hint("nowarn_bwlabelpos")) == 0) {
wm_warn("LINK " . $this->name . " probably has it's BWLABELPOSs the wrong way around [WMWARN50]\n");
}
list($dx, $dy) = calc_offset($this->a_offset, $map->nodes[$this->a->name]->width, $map->nodes[$this->a->name]->height);
$x1 += $dx;
$y1 += $dy;
list($dx, $dy) = calc_offset($this->b_offset, $map->nodes[$this->b->name]->width, $map->nodes[$this->b->name]->height);
$x2 += $dx;
$y2 += $dy;
if ($x1 == $x2 && $y1 == $y2 && sizeof($this->vialist) == 0) {
wm_warn("Zero-length link " . $this->name . " skipped. [WMWARN45]");
return;
}
$outlinecol = new Colour($this->outlinecolour);
$commentcol = new Colour($this->commentfontcolour);
$outline_colour = $outlinecol->gdallocate($im);
$xpoints = array();
$ypoints = array();
$xpoints[] = $x1;
$ypoints[] = $y1;
# warn("There are VIAs.\n");
foreach ($this->vialist as $via) {
# imagearc($im, $via[0],$via[1],20,20,0,360,$map->selected);
if (isset($via[2])) {
$xpoints[] = $map->nodes[$via[2]]->x + $via[0];
$ypoints[] = $map->nodes[$via[2]]->y + $via[1];
} else {
$xpoints[] = $via[0];
$ypoints[] = $via[1];
}
}
$xpoints[] = $x2;
$ypoints[] = $y2;
# list($link_in_colour,$link_in_scalekey, $link_in_scaletag) = $map->NewColourFromPercent($this->inpercent,$this->usescale,$this->name);
# list($link_out_colour,$link_out_scalekey, $link_out_scaletag) = $map->NewColourFromPercent($this->outpercent,$this->usescale,$this->name);
$link_in_colour = $this->colours[IN];
$link_out_colour = $this->colours[OUT];
$gd_in_colour = $link_in_colour->gdallocate($im);
$gd_out_colour = $link_out_colour->gdallocate($im);
// $map->links[$this->name]->inscalekey = $link_in_scalekey;
// $map->links[$this->name]->outscalekey = $link_out_scalekey;
$link_width = $this->width;
// these will replace the one above, ultimately.
$link_in_width = $this->width;
$link_out_width = $this->width;
// for bulging animations
if ($map->widthmod || $map->get_hint('link_bulge') == 1) {
// a few 0.1s and +1s to fix div-by-zero, and invisible links
$link_width = ($link_width * $this->inpercent * 1.5 + 0.1) / 100 + 1;
// these too
$link_in_width = ($link_in_width * $this->inpercent * 1.5 + 0.1) / 100 + 1;
$link_out_width = ($link_out_width * $this->outpercent * 1.5 + 0.1) / 100 + 1;
}
// If there are no vias, treat this as a 2-point angled link, not curved
if (sizeof($this->vialist) == 0 || $this->viastyle == 'angled') {
// Calculate the spine points - the actual not a curve really, but we
// need to create the array, and calculate the distance bits, otherwise
// things like bwlabels won't know where to go.
$this->curvepoints = calc_straight($xpoints, $ypoints);
// then draw the "curve" itself
draw_straight($im, $this->curvepoints, array($link_in_width, $link_out_width), $outline_colour, array($gd_in_colour, $gd_out_colour), $this->name, $map, $this->splitpos, $this->linkstyle == 'oneway' ? TRUE : FALSE);
} elseif ($this->viastyle == 'curved') {
// Calculate the spine points - the actual curve
$this->curvepoints = calc_curve($xpoints, $ypoints);
// then draw the curve itself
draw_curve($im, $this->curvepoints, array($link_in_width, $link_out_width), $outline_colour, array($gd_in_colour, $gd_out_colour), $this->name, $map, $this->splitpos, $this->linkstyle == 'oneway' ? TRUE : FALSE);
}
if (!$commentcol->is_none()) {
if ($commentcol->is_contrast()) {
$commentcol_in = $link_in_colour->contrast();
$commentcol_out = $link_out_colour->contrast();
} else {
$commentcol_in = $commentcol;
$commentcol_out = $commentcol;
}
$comment_colour_in = $commentcol_in->gdallocate($im);
$comment_colour_out = $commentcol_out->gdallocate($im);
$this->DrawComments($im, array($comment_colour_in, $comment_colour_out), array($link_in_width * 1.1, $link_out_width * 1.1));
}
$curvelength = $this->curvepoints[count($this->curvepoints) - 1][2];
// figure out where the labels should be, and what the angle of the curve is at that point
list($q1_x, $q1_y, $junk, $q1_angle) = find_distance_coords_angle($this->curvepoints, $this->labeloffset_out / 100 * $curvelength);
list($q3_x, $q3_y, $junk, $q3_angle) = find_distance_coords_angle($this->curvepoints, $this->labeloffset_in / 100 * $curvelength);
# imageline($im, $q1_x+20*cos(deg2rad($q1_angle)),$q1_y-20*sin(deg2rad($q1_angle)), $q1_x-20*cos(deg2rad($q1_angle)), $q1_y+20*sin(deg2rad($q1_angle)), $this->owner->selected );
# imageline($im, $q3_x+20*cos(deg2rad($q3_angle)),$q3_y-20*sin(deg2rad($q3_angle)), $q3_x-20*cos(deg2rad($q3_angle)), $q3_y+20*sin(deg2rad($q3_angle)), $this->owner->selected );
# warn("$q1_angle $q3_angle\n");
if (!is_null($q1_x)) {
$outbound = array($q1_x, $q1_y, 0, 0, $this->outpercent, $this->bandwidth_out, $q1_angle, OUT);
$inbound = array($q3_x, $q3_y, 0, 0, $this->inpercent, $this->bandwidth_in, $q3_angle, IN);
if ($map->sizedebug) {
$outbound[5] = $this->max_bandwidth_out;
$inbound[5] = $this->max_bandwidth_in;
}
if ($this->linkstyle == 'oneway') {
$tasks = array($outbound);
} else {
$tasks = array($inbound, $outbound);
}
foreach ($tasks as $task) {
$thelabel = "";
$thelabel = $map->ProcessString($this->bwlabelformats[$task[7]], $this);
if ($thelabel != '') {
wm_debug("Bandwidth for label is " . $task[5] . "\n");
$padding = intval($this->get_hint('bwlabel_padding'));
// if screenshot_mode is enabled, wipe any letters to X and wipe any IP address to 127.0.0.1
// hopefully that will preserve enough information to show cool stuff without leaking info
if ($map->get_hint('screenshot_mode') == 1) {
$thelabel = screenshotify($thelabel);
}
if ($this->labelboxstyle == 'angled') {
$angle = $task[6];
} else {
$angle = 0;
}
$map->DrawLabelRotated($im, $task[0], $task[1], $angle, $thelabel, $this->bwfont, $padding, $this->name, $this->bwfontcolour, $this->bwboxcolour, $this->bwoutlinecolour, $map, $task[7]);
// imagearc($im, $task[0], $task[1], 10,10,0,360,$map->selected);
}
}
}
}
function readConfigLines($inputLines)
{
$matches = null;
wm_debug("in readConfig\n");
foreach ($inputLines as $buffer) {
wm_debug("Processing: {$buffer}\n");
$lineMatched = false;
$this->lineCount++;
$buffer = trim($buffer);
if ($buffer == '' || substr($buffer, 0, 1) == '#') {
// this is a comment line, or a blank line, just skip to the next line
continue;
}
$this->objectLineCount++;
// break out the line into words (quoted strings are one word)
$args = $this::parseString($buffer);
# wm_debug(" First: $args[0] in $this->currentType\n");
// From here, the aim of the game is to get out of this loop as
// early as possible, without running more preg_match calls than
// necessary. In 0.97, this per-line loop accounted for 50% of
// the running time!
// this next loop replaces a whole pile of duplicated ifs with something with consistent handling
if (!$lineMatched && true === isset($args[0])) {
// check if there is even an entry in this context for the current keyword
if (true === isset($this->configKeywords[$this->currentType][$args[0]])) {
// if there is, then the entry is an array of arrays - iterate them to validate the config
# wm_debug(" Possible!\n");
foreach ($this->configKeywords[$this->currentType][$args[0]] as $keyword) {
unset($matches);
# wm_debug(" Trying $keyword[1]\n");
if (substr($keyword[1], 0, 1) != '/' || 1 === preg_match($keyword[1], $buffer, $matches)) {
# wm_debug("Might be $args[0]\n");
// if we came here without a regexp, then the \1 etc
// refer to arg numbers, not match numbers
if (false === isset($matches)) {
$matches = $args;
}
if (is_array($keyword[2])) {
$this->readConfigSimpleLine($keyword, $matches);
$lineMatched = true;
} else {
// the third arg wasn't an array, it was a function name.
// call that function to handle this keyword
if (call_user_func(array($this, $keyword[2]), $buffer, $args, $matches)) {
$lineMatched = true;
}
}
}
// jump out of this loop if there's been a match
if ($lineMatched) {
break;
}
}
}
}
if (!$lineMatched && $buffer != '') {
wm_warn("Unrecognised config on line {$this->lineCount}: {$buffer}\n");
}
}
// Commit the last item
$this->commitItem();
wm_debug("ReadConfig has finished reading the config ({$this->lineCount} lines)\n");
wm_debug("------------------------------------------\n");
return $this->lineCount;
}
/**
* @param $mapParameters
* @param $configDirectory
* @param $outputDirectory
* @param $imageFormat
* @param $quietLogging
* @param $global_debug
* @param $mapCount
* @param $rrdtool_path
* @param $weathermap_error_suppress
* @param $weathermap_poller_start_time
* @param $total_warnings
* @return array
*/
function weathermap_run_map($mapParameters, $configDirectory, $outputDirectory, $imageFormat, $quietLogging, $global_debug, $mapCount, $rrdtool_path, $weathermap_error_suppress, $weathermap_poller_start_time, $total_warnings)
{
global $weathermap_debugging;
global $weathermap_error_suppress;
// reset the warning counter
$weathermap_warncount = 0;
// this is what will prefix log entries for this map
$logTag = "[Map " . $mapParameters['id'] . "] " . $mapParameters['configfile'];
wm_debug("{$logTag} - FIRST TOUCH\n");
$runner = new WeatherMapRunner($configDirectory, $outputDirectory, $mapParameters['configfile'], $mapParameters['filehash'], $imageFormat);
if ($global_debug === false && ($mapParameters['debug'] == 'on' || $mapParameters['debug'] == 'once')) {
$weathermap_debugging = true;
$runner->setDebug(true);
wm_debug("{$logTag} - Per-map debugging enabled for this map.\n");
} else {
$weathermap_debugging = $global_debug;
$runner->setDebug(false);
}
$runner->setRrdtool($rrdtool_path);
// Log where we are up to so the Cacti UI can tell someone
WMCactiAPI::setConfigOption("weaathermap_last_started_file", $logTag);
$runner->LoadMap();
$mapStartTime = microtime(true);
weathermap_memory_check("MEM starting {$mapCount}");
// $weathermapObject = new Weathermap;
// $weathermapObject->context = "cacti";
// we can grab the rrdtool path from Cacti's config, in this case
// $weathermapObject->rrdtool = $rrdtool_path;
// $weathermapObject->ReadConfig($mapfile);
$runner->applyAllHints($mapParameters);
// weathermap_memory_check("MEM postread");
// $weathermapObject->readData();
// weathermap_memory_check("MEM postdata");
if ($quietLogging == 0) {
wm_warn("About to write image file. If this is the last message in your log, increase memory_limit in php.ini [WMPOLL01]\n", true);
}
weathermap_memory_check("MEM pre-render");
// used to write files before moving them into place
// $tempImageFilename = $outputDirectory . DIRECTORY_SEPARATOR . $mapParameters['filehash'] . '.tmp.png';
// $imageFilename = $outputDirectory . DIRECTORY_SEPARATOR . $mapParameters['filehash'] . "." . $imageFormat;
// $thumbImageFilename = $outputDirectory . DIRECTORY_SEPARATOR . $mapParameters['filehash'] . ".thumb." . $imageFormat;
// $thumb48ImageFilename = $outputDirectory . DIRECTORY_SEPARATOR . $mapParameters['filehash'] . ".thumb48." . $imageFormat;
// Write the image to a temporary file first - it turns out that libpng is not that fast
// and this way we avoid showing half a map
// $weathermapObject->drawMapImage($tempImageFilename, $thumbImageFilename, read_config_option("weathermap_thumbsize"));
$runner->run();
// // Firstly, don't move or delete anything if the image saving failed
// if (file_exists($tempImageFilename)) {
// // Don't try and delete a non-existent file (first run)
// if (file_exists($imageFilename)) {
// unlink($imageFilename);
// }
// rename($tempImageFilename, $imageFilename);
// }
//
// $gdThumbImage = imagecreatefrompng($thumbImageFilename);
// $gdThumb48Image = imagecreatetruecolor(48, 48);
// imagecopyresampled($gdThumb48Image, $gdThumbImage, 0, 0, 0, 0, 48, 48, imagesx($gdThumbImage), imagesy($gdThumbImage));
// imagepng($gdThumb48Image, $thumb48ImageFilename);
// imagedestroy($gdThumb48Image);
// imagedestroy($gdThumbImage);
// $configured_imageuri = $weathermapObject->imageuri;
// $weathermapObject->imageuri = 'weathermap-cacti-plugin.php?action=viewimage&id=' . $mapParameters['filehash'] . "&time=" . time();
// if ($quietLogging == 0) {
// wm_warn("Wrote map to $imageFilename and $thumbImageFilename\n", true);
// }
$runner->createAllHTML();
$runner->writeDataFile();
// $weathermapObject->writeDataFile($dataFilename);
// put back the configured imageuri
// $weathermapObject->imageuri = $configured_imageuri;
// if an htmloutputfile was configured, output the HTML there too
// but using the configured imageuri and imagefilename
// if ($weathermapObject->htmloutputfile != "") {
// $htmlFilename = $weathermapObject->htmloutputfile;
//
// $fileHandle = @fopen($htmlFilename, 'w');
//
// if ($fileHandle !== false) {
// fwrite(
// $fileHandle,
// $weathermapObject->makeHTML('weathermap_' . $mapParameters['filehash'] . '_imap')
// );
// fclose($fileHandle);
// wm_debug("Wrote HTML to %s\n", $htmlFilename);
// } else {
// if (true === file_exists($htmlFilename)) {
// wm_warn('Failed to overwrite ' . $htmlFilename
// . " - permissions of existing file are wrong? [WMPOLL02]\n");
// } else {
// wm_warn('Failed to create ' . $htmlFilename
// . " - permissions of output directory are wrong? [WMPOLL03]\n");
// }
// }
// }
// if ($weathermapObject->imageoutputfile != "" && $weathermapObject->imageoutputfile != "weathermap.png" && file_exists($imageFilename)) {
// // copy the existing file to the configured location too
// @copy($imageFilename, $weathermapObject->imageoutputfile);
// }
// If archiving is enabled for this map, then save copies with datestamps, for animation etc
if ($mapParameters['archiving'] == 'on') {
// TODO - additionally save a copy with a datestamp file format
$archiveDatestamp = strftime("%Y-%m-%d-%H-%M", $weathermap_poller_start_time);
$archiveFilename = $outputDirectory . DIRECTORY_SEPARATOR . sprintf("%s-archive-%s.%s", $mapParameters['filehash'], $archiveDatestamp, $imageFormat);
@copy($imageFilename, $archiveFilename);
weathermap_manage_archiving($mapParameters['filehash'] . "-archive-", $outputDirectory);
}
db_execute("update weathermap_maps set titlecache='" . mysql_real_escape_string($runner->getProcessedTitle()) . "' where id=" . intval($mapParameters['id']));
$runner->cleanUp();
unset($runner);
// $weathermapObject->cleanUp();
// unset($weathermapObject);
$mapEndTime = microtime(true);
$mapDuration = $mapEndTime - $mapStartTime;
wm_debug("TIME: %s took %f seconds.\n", $mapParameters['configfile'], $mapDuration);
weathermap_memory_check("MEM after");
WMCactiAPI::setConfigOption("weaathermap_last_finished_file", $logTag);
// if the debug mode was set to once for this map, then that
// time has now passed, and it can be turned off again.
$newDebugState = $mapParameters['debug'];
if ($newDebugState == 'once') {
$newDebugState = 'off';
}
WMCactiAPI::executeDBQuery(sprintf("update weathermap_maps set warncount=%d, runtime=%f, debug='%s',lastrun=NOW() where id=%d", $weathermap_warncount, $mapDuration, $newDebugState, $mapParameters['id']));
// $total_warnings += $weathermap_warncount;
return;
}
public function draw($imageRef)
{
$txt_x = $this->textPosition->x;
$txt_y = $this->textPosition->y;
// XXX - this had better be temporary!
$label_x1 = $this->labelRectangle->topLeft->x;
$label_y1 = $this->labelRectangle->topLeft->y;
$label_x2 = $this->labelRectangle->bottomRight->x;
$label_y2 = $this->labelRectangle->bottomRight->y;
// if there's an icon, then you can choose to have no background
if (!$this->labelFillColour->isNone()) {
imagefilledrectangle($imageRef, $label_x1, $label_y1, $label_x2, $label_y2, $this->labelFillColour->gdAllocate($imageRef));
}
if ($this->map->selected) {
imagerectangle($imageRef, $label_x1, $label_y1, $label_x2, $label_y2, $this->map->selected);
// would be nice if it was thicker, too...
imagerectangle($imageRef, $label_x1 + 1, $label_y1 + 1, $label_x2 - 1, $label_y2 - 1, $this->map->selected);
} else {
// $label_outline_colour = $this->labeloutlinecolour;
if ($this->labelOutlineColour->isRealColour()) {
imagerectangle($imageRef, $label_x1, $label_y1, $label_x2, $label_y2, $this->labelOutlineColour->gdallocate($imageRef));
}
}
// $shcol = $this->labelfontshadowcolour;
if ($this->labelShadowColour->isRealColour()) {
$this->map->myimagestring($imageRef, $this->labelFont, $txt_x + 1, $txt_y + 1, $this->labelString, $this->labelShadowColour->gdallocate($imageRef), $this->labelAngle);
}
$txcol = $this->labelTextColour;
if ($txcol->isContrast()) {
if ($this->labelFillColour->isRealColour()) {
$txcol = $this->labelFillColour->getContrastingColour();
} else {
wm_warn("You can't make a contrast with 'none'. [WMWARN43]\n");
$txcol = new WMColour(0, 0, 0);
}
}
$this->map->myimagestring($imageRef, $this->labelFont, $txt_x, $txt_y, $this->labelString, $txcol->gdAllocate($imageRef), $this->labelAngle);
}
wm_debug("ConvertDS: Converting to $new_target");
$converted++;
if($type == 'NODE')
{
$map->nodes[$name]->targets[$tindex][4] = $new_target;
}
if($type == 'LINK')
{
$map->links[$name]->targets[$tindex][4] = $new_target;
}
}
else
{
wm_warn("ConvertDS: Failed to find a match for $db_rrdname - can't convert back to rrdfile.");
}
}
$tindex++;
}
wm_debug ("ReadData complete for $type $name\n");
}
else
{
wm_debug("ReadData: No targets for $type $name\n");
}
}
else
/**
* @param $local_data_id
* @param $data
* @param $dsnames
*/
private function registerWMDataRequirement($local_data_id, $data, $dsnames)
{
wm_debug("Didn't get data for 'wm' source. Inserting new tasks.");
// insert the required details into weathermap_data, so it will be picked up next time
$SQL = sprintf("select data_template_data.data_source_path as path from data_template_data,data_template_rrd where data_template_data.local_data_id=data_template_rrd.local_data_id and data_template_rrd.local_data_id=%d", $local_data_id);
$result = db_fetch_row($SQL);
if (sizeof($result) > 0) {
$db_rrdname = $result['path'];
wm_debug("Filename is {$db_rrdname}");
foreach (array(IN, OUT) as $dir) {
if ($data[$dir] === null) {
$SQLins = "insert into weathermap_data (rrdfile, data_source_name, sequence, local_data_id) values ('" . mysql_real_escape_string($db_rrdname) . "','" . mysql_real_escape_string($dsnames[$dir]) . "', 0," . $local_data_id . ")";
// warn($SQLins);
db_execute($SQLins);
}
}
} else {
wm_warn("DSStats ReadData: Failed to find a filename for DS id {$local_data_id} [WMDSTATS01]");
}
}
/**
* Get a value for a config variable. Follow the template inheritance tree if necessary.
* Return an array with the value followed by the status (whether it came from the source object or
* a template, or just didn't exist). This will replace all that CopyFrom stuff.
*
* @param $keyname
* @return array
*/
public function getConfigValue($keyname)
{
if (isset($this->config[$keyname])) {
return array($this->config[$keyname], CONF_FOUND_DIRECT);
} else {
if (!is_null($this->parent)) {
list($value, $direct) = $this->parent->getConfig($keyname);
if ($direct != CONF_NOT_FOUND) {
$direct = CONF_FOUND_INHERITED;
}
} else {
$value = null;
$direct = CONF_NOT_FOUND;
}
// if we got to the top of the tree without finding it, that's probably a typo in the original getConfig()
if (is_null($value) && is_null($this->parent)) {
wm_warn("Tried to get config keyword '{$keyname}' with no result. [WMWARN300]");
}
return array($value, $direct);
}
}
function preCalculate(&$map)
{
wm_debug("Link " . $this->name . ": Calculating geometry.\n");
// don't bother doing anything if it's a template
if ($this->isTemplate()) {
return;
}
$points = array();
list($dx, $dy) = WMUtility::calculateOffset($this->a_offset, $this->a->width, $this->a->height);
$points[] = new WMPoint($this->a->x + $dx, $this->a->y + $dy);
foreach ($this->vialist as $via) {
wm_debug("VIALIST...\n");
// if the via has a third element, the first two are relative to that node
if (isset($via[2])) {
$relativeTo = $map->getNode($via[2]);
wm_debug("Relative to {$relativeTo}\n");
$point = new WMPoint($relativeTo->x + $via[0], $relativeTo->y + $via[1]);
} else {
$point = new WMPoint($via[0], $via[1]);
}
wm_debug("Adding {$point}\n");
$points[] = $point;
}
list($dx, $dy) = WMUtility::calculateOffset($this->b_offset, $this->b->width, $this->b->height);
$points[] = new WMPoint($this->b->x + $dx, $this->b->y + $dy);
if ($points[0]->closeEnough($points[1]) && sizeof($this->vialist) == 0) {
wm_warn("Zero-length link " . $this->name . " skipped. [WMWARN45]");
$this->geometry = null;
return;
}
$widths = array($this->width, $this->width);
// for bulging animations, modulate the width with the percentage value
if ($map->widthmod || $map->get_hint('link_bulge') == 1) {
// a few 0.1s and +1s to fix div-by-zero, and invisible links
$widths[0] = ($widths[0] * $this->percentUsages[IN] * 1.5 + 0.1) / 100 + 1;
$widths[1] = ($widths[1] * $this->percentUsages[OUT] * 1.5 + 0.1) / 100 + 1;
}
$style = $this->viastyle;
// don't bother with any curve stuff if there aren't any Vias defined, even if the style is 'curved'
if (count($this->vialist) == 0) {
$style = "angled";
}
$this->geometry = WMLinkGeometryFactory::create($style);
$this->geometry->Init($this, $points, $widths, $this->linkstyle == 'oneway' ? 1 : 2, $this->splitpos, $this->arrowstyle);
}
/**
* @param $ping_count
* @param $target
* @return resource
*/
protected function openPipeToFping($target, $ping_count)
{
// TODO - this doesn't really validate the target in any way!!
if (!is_executable($this->fping_cmd)) {
wm_warn("FPing ReadData: Can't find fping executable. Check path at line 20 of WeatherMapDataSource_fping.php [WMFPING01]\n");
return null;
}
$command = $this->fping_cmd . " -t100 -r1 -p20 -u -C {$ping_count} -i10 -q {$target} 2>&1";
wm_debug("Running {$command}\n");
$pipe = popen($command, "r");
if (!isset($pipe)) {
wm_warn("FPing ReadData: Couldn't open pipe to fping [WMFPING04]\n");
}
return $pipe;
}
function weathermap_poller_output($rrd_update_array) {
global $config;
// global $weathermap_debugging;
$logging = read_config_option("log_verbosity");
if($logging >= POLLER_VERBOSITY_DEBUG) cacti_log("WM poller_output: STARTING\n",true,"WEATHERMAP");
// partially borrowed from Jimmy Conner's THold plugin.
// (although I do things slightly differently - I go from filenames, and don't use the poller_interval)
// $requiredlist = db_fetch_assoc("select distinct weathermap_data.*, data_template_data.local_data_id, data_template_rrd.data_source_type_id from weathermap_data, data_template_data, data_template_rrd where weathermap_data.rrdfile=data_template_data.data_source_path and data_template_rrd.local_data_id=data_template_data.local_data_id");
// new version works with *either* a local_data_id or rrdfile in the weathermap_data table, and returns BOTH
$requiredlist = db_fetch_assoc("select distinct weathermap_data.id, weathermap_data.last_value, weathermap_data.last_time, weathermap_data.data_source_name, data_template_data.data_source_path, data_template_data.local_data_id, data_template_rrd.data_source_type_id from weathermap_data, data_template_data, data_template_rrd where weathermap_data.local_data_id=data_template_data.local_data_id and data_template_rrd.local_data_id=data_template_data.local_data_id and weathermap_data.local_data_id<>0;");
$path_rra = $config["rra_path"];
# especially on Windows, it seems that filenames are not reliable (sometimes \ and sometimes / even though path_rra is always /) .
# let's make an index from local_data_id to filename, and then use local_data_id as the key...
foreach (array_keys($rrd_update_array) as $key)
{
if(isset( $rrd_update_array[$key]['times']) && is_array($rrd_update_array[$key]['times']) )
{
# if($logging >= POLLER_VERBOSITY_DEBUG) cacti_log("WM poller_output: Adding $key",true,"WEATHERMAP");
$knownfiles[ $rrd_update_array[$key]["local_data_id"] ] = $key;
}
}
foreach ($requiredlist as $required)
{
$file = str_replace("<path_rra>", $path_rra, $required['data_source_path']);
$dsname = $required['data_source_name'];
$local_data_id = $required['local_data_id'];
if(isset($knownfiles[$local_data_id]))
{
$file2 = $knownfiles[$local_data_id];
if($file2 != '') $file = $file2;
}
if($logging >= POLLER_VERBOSITY_DEBUG) cacti_log("WM poller_output: Looking for $file ($local_data_id) (".$required['data_source_path'].")\n",true,"WEATHERMAP");
if( isset($rrd_update_array[$file]) && is_array($rrd_update_array[$file]) && isset($rrd_update_array[$file]['times']) && is_array($rrd_update_array[$file]['times']) && isset( $rrd_update_array{$file}['times'][key($rrd_update_array[$file]['times'])]{$dsname} ) )
{
$value = $rrd_update_array{$file}['times'][key($rrd_update_array[$file]['times'])]{$dsname};
$time = key($rrd_update_array[$file]['times']);
if (read_config_option("log_verbosity") >= POLLER_VERBOSITY_MEDIUM)
cacti_log("WM poller_output: Got one! $file:$dsname -> $time $value\n",true,"WEATHERMAP");
$period = $time - $required['last_time'];
$lastval = $required['last_value'];
// if the new value is a NaN, we'll give 0 instead, and pretend it didn't happen from the point
// of view of the counter etc. That way, we don't get those enormous spikes. Still doesn't deal with
// reboots very well, but it should improve it for drops.
if($value == 'U')
{
$newvalue = 0;
$newlastvalue = $lastval;
$newtime = $required['last_time'];
}
else
{
$newlastvalue = $value;
$newtime = $time;
switch($required['data_source_type_id'])
{
case 1: //GAUGE
$newvalue = $value;
break;
case 2: //COUNTER
if ($value >= $lastval) {
// Everything is normal
$newvalue = $value - $lastval;
} else {
// Possible overflow, see if its 32bit or 64bit
if ($lastval > 4294967295) {
$newvalue = (18446744073709551615 - $lastval) + $value;
} else {
$newvalue = (4294967295 - $lastval) + $value;
}
}
$newvalue = $newvalue / $period;
break;
case 3: //DERIVE
$newvalue = ($value-$lastval) / $period;
break;
case 4: //ABSOLUTE
$newvalue = $value / $period;
break;
default: // do something somewhat sensible in case something odd happens
$newvalue = $value;
wm_warn("poller_output found an unknown data_source_type_id for $file:$dsname");
break;
}
}
db_execute("UPDATE weathermap_data SET last_time=$newtime, last_calc='$newvalue', last_value='$newlastvalue',sequence=sequence+1 where id = " . $required['id']);
if($logging >= POLLER_VERBOSITY_DEBUG) cacti_log("WM poller_output: Final value is $newvalue (was $lastval, period was $period)\n",true,"WEATHERMAP");
}
else
{
if(1==0 && $logging >= POLLER_VERBOSITY_DEBUG)
{
# cacti_log("WM poller_output: ENDING\n",true,"WEATHERMAP");
cacti_log("WM poller_output: Didn't find it.\n",true,"WEATHERMAP");
cacti_log("WM poller_output: DID find these:\n",true,"WEATHERMAP");
foreach (array_keys($rrd_update_array) as $key)
{
$local_data_id = $rrd_update_array[$key]["local_data_id"];
cacti_log("WM poller_output: $key ($local_data_id)\n",true,"WEATHERMAP");
}
}
}
}
if($logging >= POLLER_VERBOSITY_DEBUG) cacti_log("WM poller_output: ENDING\n",true,"WEATHERMAP");
return $rrd_update_array;
}
public static function calculateOffset($offsetstring, $width, $height)
{
if (preg_match('/^([-+]?\\d+):([-+]?\\d+)$/', $offsetstring, $matches)) {
wm_debug("Numeric Offset found\n");
return array($matches[1], $matches[2]);
}
if (preg_match('/(NE|SE|NW|SW|N|S|E|W|C)(\\d+)?$/i', $offsetstring, $matches)) {
return self::calculateCompassOffset($matches[1], isset($matches[2]) ? $matches[2] : null, $width, $height);
}
if (preg_match('/(-?\\d+)r(\\d+)$/i', $offsetstring, $matches)) {
$angle = intval($matches[1]);
$distance = intval($matches[2]);
$rangle = deg2rad($angle);
$offsets = array($distance * sin($rangle), -$distance * cos($rangle));
return $offsets;
}
// TODO - where is the named offset handling!!
wm_warn("Got a position offset that didn't make sense ({$offsetstring}).");
return array(0, 0);
}
function preRender($im, &$map)
{
// don't bother drawing if it's a template
if ($this->isTemplate()) {
return;
}
// apparently, some versions of the gd extension will crash if we continue...
if ($this->label == '' && $this->iconfile == '') {
return;
}
// start these off with sensible values, so that bbox
// calculations are easier.
$labelBoundingBox = new WMBoundingBox();
$labelBoundingBox->addWMPoint($this->getPosition());
$iconBoundingBox = new WMBoundingBox();
$iconBoundingBox->addWMPoint($this->getPosition());
$icon_x1 = $this->x;
$icon_x2 = $this->x;
$icon_y1 = $this->y;
$icon_y2 = $this->y;
$label_x1 = $this->x;
$label_x2 = $this->x;
$label_y1 = $this->y;
$label_y2 = $this->y;
$boxWidth = 0;
$boxHeight = 0;
$icon_w = 0;
$icon_h = 0;
list($labelFillColour, $iconFillColour) = $this->calculateColours($map);
// figure out a bounding rectangle for the label
if ($this->label != '') {
$padding = 4.0;
$padFactor = 1.0;
$this->processedLabel = $map->ProcessString($this->label, $this, true, true);
// if screenshot_mode is enabled, wipe any letters to X and wipe any IP address to 127.0.0.1
// hopefully that will preserve enough information to show cool stuff without leaking info
if ($map->get_hint('screenshot_mode') == 1) {
$this->processedLabel = WMUtility::stringAnonymise($this->processedLabel);
}
list($stringWidth, $stringHeight) = $map->myimagestringsize($this->labelfont, $this->processedLabel);
if ($this->labelangle == 90 || $this->labelangle == 270) {
$boxWidth = $stringHeight * $padFactor + $padding;
$boxHeight = $stringWidth * $padFactor + $padding;
} else {
$boxWidth = $stringWidth * $padFactor + $padding;
$boxHeight = $stringHeight * $padFactor + $padding;
}
$halfWidth = $boxWidth / 2;
$halfHeight = $boxHeight / 2;
$label_x1 = $this->x - $halfWidth;
$label_y1 = $this->y - $halfHeight;
$label_x2 = $this->x + $halfWidth;
$label_y2 = $this->y + $halfHeight;
$labelBoundingBox->addPoint($this->x - $halfWidth, $this->y - $halfHeight);
$labelBoundingBox->addPoint($this->x + $halfWidth, $this->y + $halfHeight);
wm_debug("Node->pre_render: " . $this->name . " Label Metrics are: {$stringWidth} x {$stringHeight} -> {$boxWidth} x {$boxHeight}\n");
if ($this->labelangle == 90) {
$txt_x = $this->x + $stringHeight / 2;
$txt_y = $this->y + $stringWidth / 2;
}
if ($this->labelangle == 270) {
$txt_x = $this->x - $stringHeight / 2;
$txt_y = $this->y - $stringWidth / 2;
}
if ($this->labelangle == 0) {
$txt_x = $this->x - $stringWidth / 2;
$txt_y = $this->y + $stringHeight / 2;
}
if ($this->labelangle == 180) {
$txt_x = $this->x + $stringWidth / 2;
$txt_y = $this->y - $stringHeight / 2;
}
$this->width = $boxWidth;
$this->height = $boxHeight;
}
// figure out a bounding rectangle for the icon
if ($this->iconfile != '') {
$iconImageRef = null;
$icon_w = 0;
$icon_h = 0;
if ($this->iconfile == 'rbox' || $this->iconfile == 'box' || $this->iconfile == 'round' || $this->iconfile == 'inpie' || $this->iconfile == 'outpie' || $this->iconfile == 'gauge' || $this->iconfile == 'nink') {
wm_debug("Artificial Icon type " . $this->iconfile . " for {$this->name}\n");
// this is an artificial icon - we don't load a file for it
$iconImageRef = imagecreatetruecolor($this->iconscalew, $this->iconscaleh);
imageSaveAlpha($iconImageRef, true);
$nothing = imagecolorallocatealpha($iconImageRef, 128, 0, 0, 127);
imagefill($iconImageRef, 0, 0, $nothing);
$fill = null;
$ink = null;
$aiconFillColour = $this->aiconfillcolour;
$aiconInkColour = $this->aiconoutlinecolour;
// if useiconscale isn't set, then use the static colour defined, or copy the colour from the label
if ($this->useiconscale == "none") {
if ($aiconFillColour->isCopy() && !$labelFillColour->isNone()) {
$fill = $labelFillColour;
} else {
if ($aiconFillColour->isRealColour()) {
$fill = $aiconFillColour;
}
}
} else {
// if useiconscale IS defined, use that to figure out the fill colour
$fill = $iconFillColour;
}
if (!$this->aiconoutlinecolour->isNone()) {
$ink = $aiconInkColour;
}
wm_debug("AICON colours are {$ink} and {$fill}\n");
if ($this->iconfile == 'box') {
$this->drawAIconBox($iconImageRef, $fill, $ink);
}
if ($this->iconfile == 'rbox') {
$this->drawAIconRoundedBox($iconImageRef, $fill, $ink);
}
if ($this->iconfile == 'round') {
$this->drawAIconRound($iconImageRef, $fill, $ink);
}
if ($this->iconfile == 'nink') {
$this->drawAIconNINK($iconImageRef, $ink);
}
// XXX - needs proper colours
if ($this->iconfile == 'inpie' || $this->iconfile == 'outpie') {
$this->drawAIconPie($iconImageRef, $fill, $ink);
}
if ($this->iconfile == 'gauge') {
wm_warn('gauge AICON not implemented yet [WMWARN99]');
}
} else {
$realiconfile = $map->ProcessString($this->iconfile, $this);
if (is_readable($realiconfile)) {
imagealphablending($im, true);
// draw the supplied icon, instead of the labelled box
$iconImageRef = imagecreatefromfile($realiconfile);
if (true === isset($iconFillColour)) {
$this->colourizeImage($iconImageRef, $iconFillColour);
}
if ($iconImageRef) {
$icon_w = imagesx($iconImageRef);
$icon_h = imagesy($iconImageRef);
if ($this->iconscalew * $this->iconscaleh > 0) {
wm_debug("If this is the last thing in your logs, you probably have a buggy GD library. Get > 2.0.33 or use PHP builtin.\n");
imagealphablending($iconImageRef, true);
wm_debug("SCALING ICON here\n");
if ($icon_w > $icon_h) {
$scalefactor = $icon_w / $this->iconscalew;
} else {
$scalefactor = $icon_h / $this->iconscaleh;
}
$new_width = $icon_w / $scalefactor;
$new_height = $icon_h / $scalefactor;
$scaled = imagecreatetruecolor($new_width, $new_height);
imagealphablending($scaled, false);
imagecopyresampled($scaled, $iconImageRef, 0, 0, 0, 0, $new_width, $new_height, $icon_w, $icon_h);
imagedestroy($iconImageRef);
$iconImageRef = $scaled;
}
} else {
wm_warn("Couldn't open ICON: '" . $realiconfile . "' - is it a PNG, JPEG or GIF? [WMWARN37]\n");
}
} else {
if ($realiconfile != 'none') {
wm_warn("ICON '" . $realiconfile . "' does not exist, or is not readable. Check path and permissions. [WMARN38]\n");
}
}
}
if ($iconImageRef) {
$icon_w = imagesx($iconImageRef);
$icon_h = imagesy($iconImageRef);
$icon_x1 = $this->x - $icon_w / 2;
$icon_y1 = $this->y - $icon_h / 2;
$icon_x2 = $this->x + $icon_w / 2;
$icon_y2 = $this->y + $icon_h / 2;
$this->width = imagesx($iconImageRef);
$this->height = imagesy($iconImageRef);
$this->boundingboxes[] = array($icon_x1, $icon_y1, $icon_x2, $icon_y2);
}
}
// do any offset calculations
$deltaX = 0;
$deltaY = 0;
if ($this->labeloffset != '' && $this->iconfile != '') {
$this->labeloffsetx = 0;
$this->labeloffsety = 0;
list($deltaX, $deltaY) = WMUtility::calculateOffset($this->labeloffset, $icon_w + $boxWidth - 1, $icon_h + $boxHeight);
}
$label_x1 += $this->labeloffsetx + $deltaX;
$label_x2 += $this->labeloffsetx + $deltaX;
$label_y1 += $this->labeloffsety + $deltaY;
$label_y2 += $this->labeloffsety + $deltaY;
if ($this->label != '') {
$this->boundingboxes[] = array($label_x1, $label_y1, $label_x2, $label_y2);
}
// work out the bounding box of the whole thing
$bbox_x1 = min($label_x1, $icon_x1);
$bbox_x2 = max($label_x2, $icon_x2) + 1;
$bbox_y1 = min($label_y1, $icon_y1);
$bbox_y2 = max($label_y2, $icon_y2) + 1;
// create TWO imagemap entries - one for the label and one for the icon
// (so we can have close-spaced icons better)
$temp_width = $bbox_x2 - $bbox_x1;
$temp_height = $bbox_y2 - $bbox_y1;
// create an image of that size and draw into it
$node_im = imagecreatetruecolor($temp_width, $temp_height);
// ImageAlphaBlending($node_im, false);
imageSaveAlpha($node_im, true);
$nothing = imagecolorallocatealpha($node_im, 128, 0, 0, 127);
imagefill($node_im, 0, 0, $nothing);
$label_x1 -= $bbox_x1;
$label_x2 -= $bbox_x1;
$label_y1 -= $bbox_y1;
$label_y2 -= $bbox_y1;
$icon_x1 -= $bbox_x1;
$icon_y1 -= $bbox_y1;
// Draw the icon, if any
if (isset($iconImageRef)) {
imagecopy($node_im, $iconImageRef, $icon_x1, $icon_y1, 0, 0, imagesx($iconImageRef), imagesy($iconImageRef));
imagedestroy($iconImageRef);
}
// Draw the label, if any
if ($this->label != '') {
$txt_x -= $bbox_x1;
$txt_x += $this->labeloffsetx + $deltaX;
$txt_y -= $bbox_y1;
$txt_y += $this->labeloffsety + $deltaY;
// if there's an icon, then you can choose to have no background
if (!$this->labelbgcolour->isNone()) {
imagefilledrectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $labelFillColour->gdAllocate($node_im));
}
if ($this->selected) {
imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $map->selected);
// would be nice if it was thicker, too...
imagerectangle($node_im, $label_x1 + 1, $label_y1 + 1, $label_x2 - 1, $label_y2 - 1, $map->selected);
} else {
// $label_outline_colour = $this->labeloutlinecolour;
if ($this->labeloutlinecolour->isRealColour()) {
imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $this->labeloutlinecolour->gdallocate($node_im));
}
}
// $shcol = $this->labelfontshadowcolour;
if ($this->labelfontshadowcolour->isRealColour()) {
$map->myimagestring($node_im, $this->labelfont, $txt_x + 1, $txt_y + 1, $this->processedLabel, $this->labelfontshadowcolour->gdallocate($node_im), $this->labelangle);
}
$txcol = $this->labelfontcolour;
if ($txcol->isContrast()) {
if ($labelFillColour->isRealColour()) {
$txcol = $labelFillColour->getContrastingColour();
} else {
wm_warn("You can't make a contrast with 'none'. [WMWARN43]\n");
$txcol = new WMColour(0, 0, 0);
}
}
$map->myimagestring($node_im, $this->labelfont, $txt_x, $txt_y, $this->processedLabel, $txcol->gdAllocate($node_im), $this->labelangle);
}
$this->centre_x = $this->x - $bbox_x1;
$this->centre_y = $this->y - $bbox_y1;
$this->image = $node_im;
}
public function ColourFromValue($value, $itemName = '', $isPercentage = true, $showScaleWarnings = true)
{
$scaleName = $this->name;
$nowarn_clipping = intval($this->owner->get_hint("nowarn_clipping"));
$nowarn_scalemisses = !$showScaleWarnings || intval($this->owner->get_hint("nowarn_scalemisses"));
if (!isset($this->colours)) {
throw new WMException("ColourFromValue: SCALE {$scaleName} used with no spans defined?");
}
if ($this->spanCount() == 0) {
if ($this->name != 'none') {
wm_warn(sprintf("ColourFromValue: Attempted to use non-existent scale: %s for item %s [WMWARN09]\n", $this->name, $itemName));
} else {
return array(new WMColour(255, 255, 255), '', '');
}
}
if ($isPercentage && $value > 100) {
if ($nowarn_clipping == 0) {
wm_warn("ColourFromValue: Clipped {$value}% to 100% for item {$itemName} [WMWARN33]\n");
}
$value = 100;
}
if ($isPercentage && $value < 0) {
if ($nowarn_clipping == 0) {
wm_warn("ColourFromValue: Clipped {$value}% to 0% for item {$itemName} [WMWARN34]\n");
}
$value = 0;
}
list($col, $key, $tag) = $this->findScaleHit($value);
if (null === $col) {
if ($nowarn_scalemisses == 0) {
wm_warn("ColourFromValue: Scale {$scaleName} doesn't include a line for {$value}" . ($isPercentage ? "%" : "") . " while drawing item {$itemName} [WMWARN29]\n");
}
return array($this->scalemisscolour, '', '');
}
wm_debug("CFV {$itemName} {$scaleName} {$value} '{$tag}' {$key} " . $col->asConfig() . "\n");
return array($col, $key, $tag);
}
function calc_offset($offsetstring, $width, $height)
{
if (preg_match("/^([-+]?\\d+):([-+]?\\d+)\$/", $offsetstring, $matches)) {
wm_debug("Numeric Offset found\n");
return array($matches[1], $matches[2]);
} elseif (preg_match("/(NE|SE|NW|SW|N|S|E|W|C)(\\d+)?\$/i", $offsetstring, $matches)) {
$multiply = 1;
if (isset($matches[2])) {
$multiply = intval($matches[2]) / 100;
wm_debug("Percentage compass offset: multiply by {$multiply}");
}
$height = $height * $multiply;
$width = $width * $multiply;
switch (strtoupper($matches[1])) {
case 'N':
return array(0, -$height / 2);
break;
case 'S':
return array(0, $height / 2);
break;
case 'E':
return array(+$width / 2, 0);
break;
case 'W':
return array(-$width / 2, 0);
break;
case 'NW':
return array(-$width / 2, -$height / 2);
break;
case 'NE':
return array($width / 2, -$height / 2);
break;
case 'SW':
return array(-$width / 2, $height / 2);
break;
case 'SE':
return array($width / 2, $height / 2);
break;
case 'C':
default:
return array(0, 0);
break;
}
} elseif (preg_match("/(-?\\d+)r(\\d+)\$/i", $offsetstring, $matches)) {
$angle = intval($matches[1]);
$distance = intval($matches[2]);
$x = $distance * sin(deg2rad($angle));
$y = -$distance * cos(deg2rad($angle));
return array($x, $y);
} else {
wm_warn("Got a position offset that didn't make sense ({$offsetstring}).");
return array(0, 0);
}
}
function ReadData($targetstring, &$map, &$item)
{
global $config;
$dsnames[IN] = "traffic_in";
$dsnames[OUT] = "traffic_out";
$data[IN] = NULL;
$data[OUT] = NULL;
$SQL[IN] = 'select null';
$SQL[OUT] = 'select null';
$rrdfile = $targetstring;
if ($map->get_hint("rrd_default_in_ds") != '') {
$dsnames[IN] = $map->get_hint("rrd_default_in_ds");
wm_debug("Default 'in' DS name changed to " . $dsnames[IN] . ".\n");
}
if ($map->get_hint("rrd_default_out_ds") != '') {
$dsnames[OUT] = $map->get_hint("rrd_default_out_ds");
wm_debug("Default 'out' DS name changed to " . $dsnames[OUT] . ".\n");
}
$multiplier = 8;
// default bytes-to-bits
$inbw = NULL;
$outbw = NULL;
$data_time = 0;
if (preg_match("/^(.*\\.rrd):([\\-a-zA-Z0-9_]+):([\\-a-zA-Z0-9_]+)\$/", $targetstring, $matches)) {
$rrdfile = $matches[1];
$dsnames[IN] = $matches[2];
$dsnames[OUT] = $matches[3];
wm_debug("Special DS names seen (" . $dsnames[IN] . " and " . $dsnames[OUT] . ").\n");
}
if (preg_match("/^rrd:(.*)/", $rrdfile, $matches)) {
$rrdfile = $matches[1];
}
if (preg_match("/^gauge:(.*)/", $rrdfile, $matches)) {
$rrdfile = $matches[1];
$multiplier = 1;
}
if (preg_match("/^scale:([+-]?\\d*\\.?\\d*):(.*)/", $rrdfile, $matches)) {
$rrdfile = $matches[2];
$multiplier = $matches[1];
}
wm_debug("SCALING result by {$multiplier}\n");
// try and make a complete path, if we've been given a clue
// (if the path starts with a . or a / then assume the user knows what they are doing)
if (!preg_match("/^(\\/|\\.)/", $rrdfile)) {
$rrdbase = $map->get_hint('rrd_default_path');
if ($rrdbase != '') {
$rrdfile = $rrdbase . "/" . $rrdfile;
}
}
$cfname = intval($map->get_hint('rrd_cf'));
if ($cfname == '') {
$cfname = 'AVERAGE';
}
$period = intval($map->get_hint('rrd_period'));
if ($period == 0) {
$period = 800;
}
$start = $map->get_hint('rrd_start');
if ($start == '') {
$start = "now-{$period}";
$end = "now";
} else {
$end = "start+" . $period;
}
$use_poller_output = intval($map->get_hint('rrd_use_poller_output'));
$nowarn_po_agg = intval($map->get_hint("nowarn_rrd_poller_output_aggregation"));
$aggregatefunction = $map->get_hint('rrd_aggregate_function');
if ($aggregatefunction != '' && $use_poller_output == 1) {
$use_poller_output = 0;
if ($nowarn_po_agg == 0) {
wm_warn("Can't use poller_output for rrd-aggregated data - disabling rrd_use_poller_output [WMRRD10]\n");
}
}
if ($use_poller_output == 1) {
wm_debug("Going to try poller_output, as requested.\n");
WeatherMapDataSource_rrd::wmrrd_read_from_poller_output($rrdfile, "AVERAGE", $start, $end, $dsnames, $data, $map, $data_time, $item);
}
// if poller_output didn't get anything, or if it couldn't/didn't run, do it the old-fashioned way
// - this will still be the case for the first couple of runs after enabling poller_output support
// because there won't be valid data in the weathermap_data table yet.
if ($dsnames[IN] != '-' && $data[IN] === NULL || $dsnames[OUT] != '-' && $data[OUT] === NULL) {
if ($use_poller_output == 1) {
wm_debug("poller_output didn't get anything useful. Kicking it old skool.\n");
}
if (file_exists($rrdfile) or file_exists($map->chdir . "/" . $rrdfile)) {
wm_debug("RRD ReadData: Target DS names are " . $dsnames[IN] . " and " . $dsnames[OUT] . "\n");
$values = array();
if (1 == 0 && extension_loaded('RRDTool')) {
WeatherMapDataSource_rrd::wmrrd_read_from_php_rrd($rrdfile, $cfname, $start, $end, $dsnames, $data, $map, $data_time, $item);
} else {
if ($aggregatefunction != '') {
WeatherMapDataSource_rrd::wmrrd_read_from_real_rrdtool_aggregate($rrdfile, $cfname, $aggregatefunction, $start, $end, $dsnames, $data, $map, $data_time, $item);
} else {
// do this the tried and trusted old-fashioned way
WeatherMapDataSource_rrd::wmrrd_read_from_real_rrdtool($rrdfile, $cfname, $start, $end, $dsnames, $data, $map, $data_time, $item);
}
}
} else {
wm_warn("Target {$rrdfile} doesn't exist. Is it a file? [WMRRD06]\n");
}
}
// if the Locale says that , is the decimal point, then rrdtool
// will honour it. However, floatval() doesn't, so let's replace
// any , with . (there are never thousands separators, luckily)
//
if ($data[IN] !== NULL) {
$data[IN] = floatval(str_replace(",", ".", $data[IN]));
$data[IN] = $data[IN] * $multiplier;
}
if ($data[OUT] !== NULL) {
$data[OUT] = floatval(str_replace(",", ".", $data[OUT]));
$data[OUT] = $data[OUT] * $multiplier;
}
wm_debug("RRD ReadData: Returning (" . ($data[IN] === NULL ? 'NULL' : $data[IN]) . "," . ($data[OUT] === NULL ? 'NULL' : $data[OUT]) . ",{$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
public function createHTML($htmlFilename)
{
$fileHandle = @fopen($htmlFilename, 'w');
if ($fileHandle != false) {
fwrite($fileHandle, $this->mapObject->makeHTML('weathermap_' . $this->filehash . '_imap'));
fclose($fileHandle);
wm_debug("Wrote HTML to {$htmlFilename}");
} else {
if (file_exists($htmlFilename)) {
wm_warn("Failed to overwrite {$htmlFilename} - permissions of existing file are wrong? [WMPOLL02]\n");
} else {
wm_warn("Failed to create {$htmlFilename} - permissions of output directory are wrong? [WMPOLL03]\n");
}
}
}