forked from friendica/deprecated-addons
496 lines
18 KiB
PHP
496 lines
18 KiB
PHP
<?php
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// Extracted from CodingTeam for the Jappix project.
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// This file is a part of CodingTeam. Take a look at <http://codingteam.org>.
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// Copyright © 2007-2010 Erwan Briand <erwan@codingteam.net>
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//
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// This program is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, version 3 only.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
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// License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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/**
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* @file
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* This file contains the DrawSVGChart class.
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*/
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/**
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* DrawSVGChart class
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*/
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class DrawSVGChart {
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private $datas, $legend, $link, $xml_object, $svg,
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$xml_elements, $evolution;
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public $has_errors;
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function createChart($datas=array(), $legend=array(), $link,
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$evolution=FALSE, $type='others')
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{
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$this->has_errors = FALSE;
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$max = 0;
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// One or two data arrays
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if (isset($datas[0]) && is_array($datas[0]))
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{
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$datas_number = count($datas[0]);
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if ($datas_number >= 1)
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$max = max($datas[0]);
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else
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$this->has_errors = TRUE;
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}
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else
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{
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$datas_number = count($datas);
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if ($datas_number >= 1)
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$max = max($datas);
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else
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$this->has_errors = TRUE;
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}
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// Set the width of the chart
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if ($datas_number * 55 > 400)
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$width = $datas_number * 55;
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else
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$width = 400;
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$height = 250;
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$this->datas = $datas;
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$this->legend = $legend;
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$this->link = $link;
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$this->evolution = $evolution;
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$this->type = $type;
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$this->xml_elements = array();
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// Scale
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if ($max <= 20)
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{
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$scale[4] = 20;
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$scale[3] = 15;
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$scale[2] = 10;
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$scale[1] = 5;
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}
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else
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{
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$scale[4] = ceil($max / 20) * 20;
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$scale[3] = $scale[4] * 3/4;
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$scale[2] = $scale[4] * 2/4;
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$scale[1] = $scale[4] * 1/4;
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}
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if ($scale[4] == 0 || $max == 0)
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$this->has_errors = TRUE;
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if ($this->has_errors)
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return TRUE;
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$this->xml_object = new DOMDocument('1.0', 'utf-8');
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// Process the static file host prefix
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$static_prefix = '.';
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if(hasStatic())
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$static_prefix = HOST_STATIC.'/php';
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// Add the stylesheet
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$style = $this->xml_object->createProcessingInstruction("xml-stylesheet",
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"type='text/css' href='".getFiles(genHash(getVersion()), '', 'css', '', 'stats-svg.css')."'");
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$this->xml_object->appendChild($style);
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// Create the root SVG element
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$this->svg = $this->xml_object->createElement('svg');
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$this->svg->setAttribute('xmlns:svg', 'http://www.w3.org/2000/svg');
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$this->svg->setAttribute('xmlns', 'http://www.w3.org/2000/svg');
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$this->svg->setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
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$this->svg->setAttribute('version', '1.1');
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$this->svg->setAttribute('width', $width);
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$this->svg->setAttribute('height', $height);
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$this->svg->setAttribute('id', 'svg');
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$this->xml_object->appendChild($this->svg);
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// Create a definition
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$this->xml_elements['basic_defs'] = $this->xml_object->createElement('defs');
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('id', 'mark');
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$path->setAttribute('d', 'M 0,234 v 4 ');
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$path->setAttribute('stroke', '#596171');
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$path->setAttribute('stroke-width', '2px');
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$this->xml_elements['basic_defs']->appendChild($path);
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// Create the static background
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$this->xml_elements['static_background'] = $this->xml_object->createElement('g');
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$this->xml_elements['static_background']->setAttribute('class', 'static-background');
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// Draw the legend
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$this->drawLegend();
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// Draw the table
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$this->drawTable($scale, $width);
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// Draw the chart
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$this->drawChart($scale, $width);
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}
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function drawLegend()
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{
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$pstart = 3;
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$tstart = 7;
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foreach ($this->legend as $item)
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{
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$val_path = $pstart + 11;
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$val_text = $tstart + 10;
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// Create the legend line
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('d', 'M 40, '.$val_path.' L 55, '.$val_path);
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$path->setAttribute('id', 'legendline');
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$path->setAttribute('stroke', $item[0]);
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$path->setAttribute('stroke-width', '2px');
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// Create the legend text
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$text = $this->xml_object->createElement('text', $item[1]);
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$text->setAttribute('x', 57);
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$text->setAttribute('y', $val_text);
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$text->setAttribute('text-anchor', 'start');
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$text->setAttribute('id', 'reftext');
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$text->setAttribute('fill', $item[0]);
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$text->setAttribute('font-size', '11px');
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$text->setAttribute('font-family', "'DejaVu sans', Verdana, sans-serif");
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// Append elemets
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$this->xml_elements['static_background']->appendChild($path);
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$this->xml_elements['static_background']->appendChild($text);
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$pstart = $val_path;
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$tstart = $val_text;
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}
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}
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function drawTable($scale, $width)
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{
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// Create left scale
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$top = TRUE;
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$start = -17;
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foreach ($scale as $level)
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{
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$type = $this->type;
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if(($type == 'share') || ($type == 'others'))
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$level = formatBytes($level);
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if ($top)
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$color = '#CED0D5';
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else
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$color = '#EAEAEA';
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$m = $start + 50;
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('d', 'M 38, '.$m.' L '.$width.', '.$m);
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$path->setAttribute('stroke', $color);
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$path->setAttribute('stroke-width', '1px');
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$text = $this->xml_object->createElement('text', $level);
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$text->setAttribute('x', 34);
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$text->setAttribute('y', ($m + 3));
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$text->setAttribute('text-anchor', 'end');
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$text->setAttribute('class', 'refleft');
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$this->xml_elements['static_background']->appendChild($path);
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$this->xml_elements['static_background']->appendChild($text);
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$top = FALSE;
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$start = $m;
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}
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// Add zero
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$text = $this->xml_object->createElement('text', 0);
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$text->setAttribute('x', 34);
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$text->setAttribute('y', 236);
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$text->setAttribute('text-anchor', 'end');
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$text->setAttribute('class', 'refleft');
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$this->xml_elements['static_background']->appendChild($text);
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}
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function drawChart($scale, $width)
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{
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if (isset($this->datas[0]) && is_array($this->datas[0]))
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{
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$foreached_datas = $this->datas[0];
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$onlykeys_datas = array_keys($this->datas[0]);
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$secondary_datas = array_keys($this->datas[1]);
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}
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else
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{
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$foreached_datas = $this->datas;
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$onlykeys_datas = array_keys($this->datas);
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$secondary_datas = FALSE;
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}
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// Create graphics data
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$defs = $this->xml_object->createElement('defs');
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$rect = $this->xml_object->createElement('rect');
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$rect->setAttribute('id', 'focusbar');
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$rect->setAttribute('width', 14);
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$rect->setAttribute('height', 211);
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$rect->setAttribute('x', -20);
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$rect->setAttribute('y', 34);
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$rect->setAttribute('style', 'fill: black; opacity: 0;');
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$defs->appendChild($rect);
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('id', 'bubble');
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if ($this->evolution)
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$path->setAttribute('d', 'M 4.7871575,0.5 L 39.084404,0.5 C 41.459488,0.5 43.371561,2.73 43.371561,5.5 L 43.371561,25.49999 L 43.30,31.05 L 4.7871575,30.49999 C 2.412072,30.49999 0.5,28.26999 0.5,25.49999 L 0.5,5.5 C 0.5,2.73 2.412072,0.5 4.7871575,0.5 z');
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elseif ($secondary_datas)
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$path->setAttribute('d', 'M 1,0 v 8 l -6,-10 c -1.5,-2 -1.5,-2 -6,-2 h -36 c -3,0 -6,-3 -6,-6 v -28 c 0,-3 3,-6 6,-6 h 43 c 3,0 6,3 6,6 z');
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else
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$path->setAttribute('d', 'M 4.7871575,0.5 L 39.084404,0.5 C 41.459488,0.5 43.371561,2.73 43.371561,5.5 L 43.371561,25.49999 C 43.371561,27.07677 43.83887,41.00777 42.990767,40.95796 C 42.137828,40.90787 37.97451,30.49999 36.951406,30.49999 L 4.7871575,30.49999 C 2.412072,30.49999 0.5,28.26999 0.5,25.49999 L 0.5,5.5 C 0.5,2.73 2.412072,0.5 4.7871575,0.5 z');
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$path->setAttribute('fill', 'none');
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$path->setAttribute('fill-opacity', '0.85');
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$path->setAttribute('pointer-events', 'none');
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$path->setAttribute('stroke-linejoin', 'round');
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$path->setAttribute('stroke', 'none');
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$path->setAttribute('stroke-opacity', '0.8');
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$path->setAttribute('stroke-width', '1px');
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$defs->appendChild($path);
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$rect = $this->xml_object->createElement('rect');
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$rect->setAttribute('id', 'graphicbar');
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$rect->setAttribute('width', '12');
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$rect->setAttribute('height', '200');
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$rect->setAttribute('rx', '2');
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$rect->setAttribute('ry', '1');
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$rect->setAttribute('fill', '#6C84C0');
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$rect->setAttribute('fill-opacity', '0.6');
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$rect->setAttribute('stroke', '#5276A9');
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$rect->setAttribute('stroke-width', '1px');
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$defs->appendChild($rect);
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$rect = $this->xml_object->createElement('rect');
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$rect->setAttribute('style', 'fill:#8B2323');
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$rect->setAttribute('id', 'rectpoint');
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$rect->setAttribute('width', 4);
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$rect->setAttribute('height', 4);
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$defs->appendChild($rect);
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$this->xml_elements['chart_defs'] = $defs;
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$global_g = $this->xml_object->createElement('g');
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// Calc
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$x_base = 35;
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$y_base = 20;
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$start = 18;
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$element = 0;
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$chart_defs = '';
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$xprevious = 38;
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$tprevious = 233;
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foreach ($foreached_datas as $key => $data)
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{
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$x = 27 + $x_base;
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$y = 107 + $y_base;
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$top = 233 - ceil($data / ($scale[4] / 100) * 2);
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if ($top <= 50)
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$bubble_top = 55;
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elseif (!$secondary_datas)
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$bubble_top = ($top - 42);
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elseif ($secondary_datas)
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$bubble_top = ($top - 10);
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$type = $this->type;
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if(($type == 'share') || ($type == 'others'))
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$value = formatBytes($data);
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else
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$value = $data;
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// Create the chart with datas
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$g = $this->xml_object->createElement('g');
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$g->setAttribute('transform', 'translate('.$x.')');
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$duse = $this->xml_object->createElement('use');
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$duse->setAttribute('xlink:href', '#mark');
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$duse->setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
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$g->appendChild($duse);
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$data_g = $this->xml_object->createElement('g');
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$data_g->setAttribute('class', 'gbar');
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if ($this->link)
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{
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$text = $this->xml_object->createElement('text');
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$link = $this->xml_object->createElement('a', mb_substr(filterSpecialXML($onlykeys_datas[$element]), 0, 7));
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$link->setAttribute('xlink:href', str_replace('{data}', filterSpecialXML($onlykeys_datas[$element]), $this->link));
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$link->setAttribute('target', '_main');
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$text->appendChild($link);
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}
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else
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$text = $this->xml_object->createElement('text', mb_substr(filterSpecialXML($onlykeys_datas[$element]), 0, 7));
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$text->setAttribute('class', 'reftext');
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$text->setAttribute('y', 248);
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$text->setAttribute('text-anchor', 'middle');
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$data_g->appendChild($text);
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$uselink = $this->xml_object->createElement('use');
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$uselink->setAttribute('xlink:href', '#focusbar');
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$uselink->setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
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$data_g->appendChild($uselink);
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if (!$this->evolution)
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{
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$rect = $this->xml_object->createElement('rect');
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$rect->setAttribute('class', 'bluebar');
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$rect->setAttribute('height', (233 - $top));
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$rect->setAttribute('width', 13);
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$rect->setAttribute('x', -6);
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$rect->setAttribute('y', $top);
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$rect->setAttribute('fill', $this->legend[0][0]);
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$rect->setAttribute('fill-opacity', '0.6');
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$data_g->appendChild($rect);
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}
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else
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{
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$use = $this->xml_object->createElement('use');
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$use->setAttribute('xlink:href', '#rectpoint');
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$use->setAttribute('y', ($top - 1));
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$use->setAttribute('x', -2);
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$data_g->appendChild($use);
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if ($x != (35 + 27))
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$chart_defs .= 'L '.$x.' '.$top.' ';
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else
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$chart_defs .= 'M '.$xprevious.' '.$tprevious.' L '.$x.' '.$top.' ';
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$xprevious = $x;
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$tprevious = $top;
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}
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if ($secondary_datas && isset($secondary_datas[$element]))
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{
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$datalink = $secondary_datas[$element];
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$dataval = $this->datas[1][$datalink];
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$stop = 233 - ceil($dataval / ($scale[4] / 100) * 2);
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$rect = $this->xml_object->createElement('rect');
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$rect->setAttribute('class', 'redbar');
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$rect->setAttribute('height', (233 - $stop));
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$rect->setAttribute('width', 13);
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$rect->setAttribute('x', -6);
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$rect->setAttribute('y', $stop);
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$rect->setAttribute('fill', $this->legend[1][0]);
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$rect->setAttribute('fill-opacity', '0.7');
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$data_g->appendChild($rect);
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}
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if (!$this->evolution)
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{
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('stroke', '#5276A9');
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$path->setAttribute('stroke-width', '2px');
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$path->setAttribute('fill', 'none');
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$path->setAttribute('d', 'M -7,233 v -'.(232 - $top).' c 0,-1 1,-1 1,-1 h 12 c 1,0 2,0 2,1 v '.(232 - $top).' z');
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$data_g->appendChild($path);
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}
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$uselink = $this->xml_object->createElement('use');
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$uselink->setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
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$uselink->setAttribute('xlink:href', '#bubble');
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$uselink->setAttribute('y', $bubble_top);
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if (!$secondary_datas)
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$uselink->setAttribute('x', -42);
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$data_g->appendChild($uselink);
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$text = $this->xml_object->createElement('text', $value);
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$text->setAttribute('class', 'bubbletextblue');
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$text->setAttribute('x', -10);
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if (!$secondary_datas)
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$text->setAttribute('y', ($bubble_top + 20));
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else
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$text->setAttribute('y', ($bubble_top - 27));
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$text->setAttribute('fill', 'none');
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$data_g->appendChild($text);
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if ($secondary_datas && isset($secondary_datas[$element]))
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{
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$text = $this->xml_object->createElement('text', $dataval);
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$text->setAttribute('class', 'bubbletextred');
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$text->setAttribute('x', -10);
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$text->setAttribute('y', ($bubble_top - 11));
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$text->setAttribute('fill', 'none');
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$data_g->appendChild($text);
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}
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$g->appendChild($data_g);
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$global_g->appendChild($g);
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$x_base = $x_base + 50;
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$y_base = $y_base + 20;
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$element ++;
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}
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if ($this->evolution)
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{
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('d', $chart_defs);
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$path->setAttribute('stroke', $this->legend[0][0]);
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$path->setAttribute('stroke-width', '1px');
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$path->setAttribute('fill', 'none');
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$this->xml_elements['evolution_path'] = $path;
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}
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$this->xml_elements['global_g'] = $global_g;
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$path = $this->xml_object->createElement('path');
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$path->setAttribute('d', 'M 38,233 h '.$width);
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$path->setAttribute('stroke', '#2F4F77');
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$path->setAttribute('stroke-width', '2px');
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$path->setAttribute('pointer-events', 'none');
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$this->xml_elements['final_path'] = $path;
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}
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|
function has_errors()
|
|
{
|
|
return $this->has_errors;
|
|
}
|
|
|
|
function getXMLOutput()
|
|
{
|
|
if (isset($this->xml_object))
|
|
{
|
|
// Add SVG elements to the DOM object
|
|
foreach($this->xml_elements as $element)
|
|
$this->svg->appendChild($element);
|
|
|
|
// Return the XML
|
|
$this->xml_object->formatOutput = true;
|
|
return $this->xml_object->saveXML();
|
|
}
|
|
}
|
|
}
|
|
?>
|