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https://github.com/librenms/librenms.git
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190f5ee2ce
git-svn-id: http://www.observium.org/svn/observer/trunk@161 61d68cd4-352d-0410-923a-c4978735b2b8
70 lines
1.3 KiB
PHP
70 lines
1.3 KiB
PHP
<?php
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if (isset($_GET["dir"])) {
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$dir = $_GET["dir"];
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} else {
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$dir = "h";
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};
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if (isset($_GET["width"])) {
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$length = $_GET["width"];
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} else {
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$length = 200;
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};
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if (isset($_GET["per"])) {
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$percent = $_GET["per"];
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} else {
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$percent = 0;
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};
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//calculate length of percent full
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$percentlength = round(($percent / 100) * $length);
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//send headers
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Header("Content-Type: image/png");
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if ($dir == "v") {
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//create image
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$image = ImageCreate(6, $length);
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} else {
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//dir == h
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//create image
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$image = ImageCreate($length, 6);
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};
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//Make colours
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$grey = ImageColorAllocate($image, 200, 200, 200);
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if($percent < '40') {
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$colour = ImageColorAllocate($image, 0, 128, 0);
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} elseif($percent < '70') {
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$colour = ImageColorAllocate($image, 0, 0, 128);
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} else {
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$colour = ImageColorAllocate($image, 128, 0, 0);
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}
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//Fill image with grey
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ImageFill($image, 0, 0, $grey);
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if ($dir == "v") {
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//create colour percent bar
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ImageFilledRectangle($image, 0, $length - $percentlength, 6, $length , $colour);
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} else {
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//dir == h
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//create colour percent bar
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ImageFilledRectangle($image, 0, 0, $percentlength, 6, $colour);
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};
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//send picture to browser
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$border = @imagecolorallocate($percent, 250, 250, 250);
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imagerectangle($image, 0, 0, $length, 6, $border);
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ImagePNG($image);
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//clean up image as to not to crash the server
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@imagedestroy($image);
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?>
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