pandorafms/pandora_console/include/graphs/functions_gd.php

508 lines
18 KiB
PHP
Executable File

<?PHP
// ===========================================================
// Copyright (c) 2011-2021 Artica, info@pandorafms.com
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// (LGPL) as published by the Free Software Foundation; version 2
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
if (file_exists('include/functions.php')) {
// If is called from index
include_once 'include/functions.php';
include_once 'include/functions_html.php';
include_once 'include/graphs/functions_utils.php';
} else if (file_exists('../functions.php')) {
// If is called through url
include_once '../functions.php';
include_once '../functions_html.php';
include_once 'functions_utils.php';
}
$types = [
'histogram',
'progressbar',
];
$id_graph = get_parameter('id_graph', false);
$graph_type = get_parameter('graph_type', '');
if ($id_graph && in_array($graph_type, $types)) {
if (!$id_graph) {
exit;
}
$graph = unserialize_in_temp($id_graph);
if (!isset($graph)) {
exit;
}
if (!isset($graph['fontsize'])) {
$graph['fontsize'] = 6;
}
switch ($graph_type) {
case 'histogram':
gd_histogram(
$graph['width'],
$graph['height'],
$graph['mode'],
json_decode($graph['data'], true),
$graph['max'],
$graph['font'],
$graph['title'],
$graph['fontsize']
);
break;
case 'progressbar':
gd_progress_bar(
$graph['width'],
$graph['height'],
$graph['progress'],
$graph['title'],
$graph['font'],
$graph['out_of_lim_str'],
$graph['out_of_lim_image'],
$graph['mode'],
$graph['fontsize']
);
break;
case 'progressbubble':
gd_progress_bubble(
$graph['width'],
$graph['height'],
$graph['progress'],
$graph['title'],
$graph['font'],
$graph['out_of_lim_str'],
$graph['out_of_lim_image'],
$graph['mode'],
$graph['fontsize']
);
break;
}
}
function gd_histogram($width, $height, $mode, $data, $max_value, $font, $title, $fontsize=8)
{
// $title is for future use
$nvalues = count($data);
header('Content-type: image/png');
$image = imagecreate($width, $height);
$white = imagecolorallocate($image, 255, 255, 255);
imagecolortransparent($image, $white);
$black = imagecolorallocate($image, 0, 0, 0);
$red = imagecolorallocate($image, 255, 60, 75);
$blue = imagecolorallocate($image, 75, 60, 255);
$green = imagecolorallocate($image, 0, 120, 0);
$magent = imagecolorallocate($image, 179, 0, 255);
$yellow = imagecolorallocate($image, 204, 255, 0);
$colors = [
$blue,
$red,
$green,
$magent,
$yellow,
];
$margin_up = 2;
if ($mode != 2) {
$size_per = ($max_value / ($width - 40));
} else {
$size_per = ($max_value / ($width));
}
if ($mode == 0) {
// with strips
$rectangle_height = (($height - 10 - 2 - $margin_up ) / $nvalues);
} else {
$rectangle_height = (($height - 2 - $margin_up ) / $nvalues);
}
if ($size_per == 0) {
$size_per = 1;
}
if ($mode != 2) {
$leftmargin = 40;
} else {
$leftmargin = 1;
}
$c = 0;
foreach ($data as $label => $value) {
imagefilledrectangle($image, $leftmargin, $margin_up, (($value / $size_per) + $leftmargin), ($margin_up + $rectangle_height - 1), $colors[$c]);
if ($mode != 2) {
imagettftext($image, $fontsize, 0, 0, ($margin_up + 8), $black, $font, $label);
}
$margin_up += ($rectangle_height + 1);
$c++;
if (!isset($colors[$c])) {
$c = 0;
}
}
if ($mode == 0) {
// With strips
// Draw limits
$risk_low = (($config_risk_low / $size_per) + 40);
$risk_med = (($config_risk_med / $size_per) + 40);
$risk_high = (($config_risk_high / $size_per) + 40);
imageline($image, $risk_low, 0, $risk_low, $height, $grey);
imageline($image, $risk_med, 0, $risk_med, $height, $grey);
imageline($image, $risk_high, 0, $risk_high, $height, $grey);
imagettftext($image, $fontsize, 0, ($risk_low - 20), $height, $grey, $font, 'Low');
imagettftext($image, $fontsize, 0, ($risk_med - 20), $height, $grey, $font, 'Med.');
imagettftext($image, $fontsize, 0, ($risk_high - 25), $height, $grey, $font, 'High');
}
imagepng($image);
imagedestroy($image);
}
// ***************************************************************************
// Draw a dynamic progress bubble using GDlib directly
// ***************************************************************************
function gd_progress_bubble($width, $height, $progress, $title, $font, $out_of_lim_str, $out_of_lim_image, $mode=1, $fontsize=10, $value_text='', $colorRGB='')
{
if ($out_of_lim_str === false) {
$out_of_lim_str = io_safe_output(__('Out of limits'));
}
if ($out_of_lim_image === false) {
$out_of_lim_image = 'images_graphs/outlimits.png';
}
$color = [];
if (!empty($colorRGB)) {
$color = explode('|', $colorRGB);
}
header('Content-type: image/png');
// TODO: Understand the difernets between the modes.
switch ($mode) {
case 0:
case 1:
case 2:
global $config;
global $REMOTE_ADDR;
if ($progress > 100 || $progress < 0) {
// HACK: This report a static image... will increase render in about 200% :-) useful for
// high number of realtime statusbar images creation (in main all agents view, for example
$imgPng = imagecreatefrompng($out_of_lim_image);
imagealphablending($imgPng, true);
imagesavealpha($imgPng, true);
imagepng($imgPng);
} else {
$ratingWidth = (($progress / 100) * $width);
$ratingHeight = (($progress / 100) * $height);
$image = imagecreate($width, $height);
// colors
$back = imagecolorallocate($image, 255, 255, 255);
$black = imagecolorallocate($image, 0, 0, 0);
$red = imagecolorallocate($image, 255, 60, 75);
$green = imagecolorallocate($image, 50, 205, 50);
$blue = imagecolorallocate($image, 44, 81, 120);
$soft_green = imagecolorallocate($image, 176, 255, 84);
$soft_yellow = imagecolorallocate($image, 255, 230, 84);
$soft_red = imagecolorallocate($image, 255, 154, 84);
$other_red = imagecolorallocate($image, 238, 0, 0);
if (!empty($color)) {
$defined_color = imagecolorallocate($image, $color[0], $color[1], $color[2]);
}
if (isset($defined_color)) {
imagefilledellipse(
$image,
($width / 2),
($height / 2),
$ratingWidth,
$ratingHeight,
$defined_color
);
} else if ($rating > 70) {
imagefilledellipse(
$image,
($width / 2),
($height / 2),
$ratingWidth,
$ratingHeight,
$soft_green
);
} else if ($rating > 50) {
imagefilledellipse(
$image,
($width / 2),
($height / 2),
$ratingWidth,
$ratingHeight,
$soft_yellow
);
} else if ($rating > 30) {
imagefilledellipse(
$image,
($width / 2),
($height / 2),
$ratingWidth,
$ratingHeight,
$soft_red
);
} else if ($rating > 0) {
imagefilledellipse(
$image,
($width / 2),
($height / 2),
$ratingWidth,
$ratingHeight,
$other_red
);
}
// Write the value
$size = imagettfbbox($fontsize, 0, $font, $value_text);
imagettftext(
$image,
$fontsize,
0,
(($width / 2) - ($size[4] / 2)),
(($height / 2) + ($size[1] / 2)),
$black,
$font,
$value_text
);
imagepng($image);
}
imagedestroy($image);
break;
}
}
function ImageRectangleWithRoundedCorners(&$im, $x1, $y1, $x2, $y2, $radius, $color)
{
// Draw rectangle without corners
imagefilledrectangle($im, ($x1 + $radius), $y1, ($x2 - $radius), $y2, $color);
imagefilledrectangle($im, $x1, ($y1 + $radius), $x2, ($y2 - $radius), $color);
// Draw circled corners
imagefilledellipse($im, ($x1 + $radius), ($y1 + $radius), ($radius * 2), ($radius * 2), $color);
imagefilledellipse($im, ($x2 - $radius), ($y1 + $radius), ($radius * 2), ($radius * 2), $color);
imagefilledellipse($im, ($x1 + $radius), ($y2 - $radius), ($radius * 2), ($radius * 2), $color);
imagefilledellipse($im, ($x2 - $radius), ($y2 - $radius), ($radius * 2), ($radius * 2), $color);
}
// Copied from the PHP manual:
// http://us3.php.net/manual/en/function.imagefilledrectangle.php
// With some adds from sdonie at lgc dot com
// Get from official documentation PHP.net website. Thanks guys :-)
function drawRating($rating, $width, $height, $font, $out_of_lim_str, $mode, $fontsize, $value_text, $color)
{
global $config;
global $REMOTE_ADDR;
// Round corners defined in global setup
if ($config['round_corner'] != 0) {
$radius = ($height > 18) ? 8 : 0;
} else {
$radius = 0;
}
if ($width == 0) {
$width = 150;
}
if ($height == 0) {
$height = 20;
}
// $rating = $_GET['rating'];
$ratingbar = ((($rating / 100) * $width) - 2);
$ratingbar30 = (((30 / 100) * $width) - 2);
$image = imagecreate($width, $height);
// colors
if ($config['style'] === 'pandora_black') {
$back = imagecolorallocate($image, 34, 34, 34);
} else {
$back = imagecolorallocate($image, 241, 241, 241);
}
$bordercolor = imagecolorallocate($image, 241, 241, 241);
$text = imagecolorallocate($image, 74, 74, 74);
$red = imagecolorallocate($image, 255, 60, 75);
$green = imagecolorallocate($image, 50, 205, 50);
$blue = imagecolorallocate($image, 44, 81, 120);
if (!empty($color)) {
$defined_color = imagecolorallocate($image, $color[0], $color[1], $color[2]);
}
$soft_green = imagecolorallocate($image, 218, 235, 175);
$soft_green_border = imagecolorallocate($image, 158, 201, 103);
$soft_yellow = imagecolorallocate($image, 251, 242, 154);
$soft_yellow_border = imagecolorallocate($image, 231, 215, 82);
$soft_red = imagecolorallocate($image, 255, 196, 157);
$soft_red_border = imagecolorallocate($image, 255, 154, 84);
$other_red = imagecolorallocate($image, 239, 141, 122);
$other_red_border = imagecolorallocate($image, 255, 112, 86);
$x1 = 1;
$y1 = 1;
$x2 = $ratingbar;
$y2 = ($height - 1);
switch ($mode) {
case 0:
if (isset($defined_color)) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $defined_color);
} else if ($rating > 70) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_green);
$bordercolor = $soft_green_border;
} else if ($rating > 50) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_yellow);
$bordercolor = $soft_yellow_border;
} else if ($rating > 30) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_red);
$bordercolor = $soft_red_border;
} else if ($rating > 0) {
if ($radius != 0) {
$x2 = $ratingbar30;
}
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $other_red);
$bordercolor = $other_red_border;
}
break;
case 1:
if (isset($defined_color)) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $defined_color);
} else if ($rating > 100) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $red);
} else if ($rating == 100) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $green);
} else if ($rating > 0) {
if ($radius != 0 && $rating < 30) {
$x2 = $ratingbar30;
}
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $blue);
}
if ($rating > 50) {
if ($rating > 100) {
imagettftext($image, ($fontsize + 2), 0, ($width / 4), (($height / 2) + ($height / 5)), $back, $font, $out_of_lim_str);
} else {
imagettftext($image, $fontsize, 0, (($width / 2) - ($width / 10)), (($height / 2) + ($height / 5)), $back, $font, $value_text);
}
} else {
imagettftext($image, $fontsize, 0, (($width / 2) - ($width / 10)), (($height / 2) + ($height / 5)), $text, $font, $value_text);
}
break;
case 2:
if (isset($defined_color)) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $defined_color);
} else if ($rating > 70) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $other_red);
} else if ($rating > 50) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_red);
} else if ($rating > 30) {
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_yellow);
} else if ($rating > 0) {
if ($radius != 0) {
$x2 = $ratingbar30;
}
ImageRectangleWithRoundedCorners($image, $x1, $y1, $x2, $y2, $radius, $soft_green);
}
break;
}
if ($bordercolor !== false) {
$x1--;
$x2 = ($width - 1);
$y1--;
imageline($image, ($x1 + $radius), $y1, ($x2 - $radius), $y1, $bordercolor);
imageline($image, ($x1 + $radius), $y2, ($x2 - $radius), $y2, $bordercolor);
imageline($image, $x1, ($y1 + $radius), $x1, ($y2 - $radius), $bordercolor);
imageline($image, $x2, ($y1 + $radius), $x2, ($y2 - $radius), $bordercolor);
imagearc($image, ($x1 + $radius), ($y1 + $radius), ($radius * 2), ($radius * 2), 180, 270, $bordercolor);
imagearc($image, ($x2 - $radius), ($y1 + $radius), ($radius * 2), ($radius * 2), 270, 360, $bordercolor);
imagearc($image, ($x1 + $radius), ($y2 - $radius), ($radius * 2), ($radius * 2), 90, 180, $bordercolor);
imagearc($image, ($x2 - $radius), ($y2 - $radius), ($radius * 2), ($radius * 2), 360, 90, $bordercolor);
}
imagepng($image);
imagedestroy($image);
}
// ***************************************************************************
// Draw a dynamic progress bar using GDlib directly
// ***************************************************************************
function gd_progress_bar($width, $height, $progress, $title, $font, $out_of_lim_str, $out_of_lim_image, $mode=1, $fontsize=10, $value_text='', $colorRGB='')
{
if ($out_of_lim_str === false) {
$out_of_lim_str = io_safe_output(__('Out of limits'));
}
if ($out_of_lim_image === false) {
$out_of_lim_image = 'images_graphs/outlimits.png';
}
$color = [];
if (!empty($colorRGB)) {
$color = explode('|', $colorRGB);
}
header('Content-type: image/png');
switch ($mode) {
case 0:
drawRating($progress, $width, $height, $font, $out_of_lim_str, $mode, $fontsize, $value_text, $color);
break;
case 1:
drawRating($progress, $width, $height, $font, $out_of_lim_str, $mode, 9, $value_text, $color);
break;
case 2:
if ($progress > 100 || $progress < 0) {
// HACK: This report a static image... will increase render in about 200% :-) useful for
// high number of realtime statusbar images creation (in main all agents view, for example
$imgPng = imagecreatefrompng($out_of_lim_image);
imagealphablending($imgPng, true);
imagesavealpha($imgPng, true);
imagepng($imgPng);
} else {
drawRating($progress, $width, $height, $font, $out_of_lim_str, $mode, 6, $value_text, $color);
}
break;
}
}