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www.mikescher.com/www/extern/egh/EGHRenderer.php

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2018-01-21 15:29:01 +01:00
<?php
require_once 'ExtendedGitGraph.php';
require_once 'SingleCommitInfo.php';
require_once 'Utils.php';
class EGHRenderer
{
const DIST_X = 13;
const DIST_Y = 13;
const DAY_WIDTH = 11;
const DAY_HEIGHT = 11;
const COMMITCOUNT_COLOR_UPPERLIMIT = 16;
const COLOR_SCHEMES =
[
'custom' => ['#F5F5F5', '#DBDEE0', '#C2C7CB', '#AAB0B7', '#9099A2', '#77828E', '#5E6B79', '#455464', '#2C3E50'],
'standard' => ["#ebedf0", "#c6e48b", "#7bc96f", "#239a3b", "#196127"],
'modern' => ["#afaca8", "#d6e685", "#8cc665", "#44a340", "#1e6823"],
'gray' => ["#eeeeee", "#bdbdbd", "#9e9e9e", "#616161", "#212121"],
'red' => ["#eeeeee", "#ff7171", "#ff0000", "#b70000", "#830000"],
'blue' => ["#eeeeee", "#6bcdff", "#00a1f3", "#0079b7", "#003958"],
'purple' => ["#eeeeee", "#d2ace6", "#aa66cc", "#660099", "#4f2266"],
'orange' => ["#eeeeee", "#ffcc80", "#ffa726", "#fb8c00", "#e65100"],
'halloween' => ["#eeeeee", "#ffee4a", "#ffc501", "#fe9600", "#03001c"],
];
const MONTHS = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
const DAYS = ['M', 'T', 'W', 'T', 'F', 'S', 'S'];
/* @var ExtendedGitGraph */
private $owner;
/* @var SingleCommitInfo[] */
public $data;
/* @var string */
public $colorScheme = 'standard';
/* @var int[] */
public $yearList;
/* @var array */
public $commitMap; // date('Y-m-d') -> count
public function __construct($egh) {
$this->owner = $egh;
}
/**
* @param $data SingleCommitInfo[]
*/
public function init($data)
{
$this->data = $data;
$this->yearList = $this->getYears($data);
$this->owner->out("Found " . count($this->yearList) . " year to generate.");
$this->commitMap = $this->generateCommitMap($data, $this->yearList);
$this->owner->out("Commitmap with ".count($this->commitMap)." entries generated.");
}
/**
* @param $data SingleCommitInfo[]
* @return int[]
*/
public function getYears($data) {
$years = array();
foreach ($data as $commit) {
if(! in_array($commit->Timestamp->format('Y'), $years))
$years[] = intval($commit->Timestamp->format('Y'));
}
asort($years);
return $years;
}
/**
* @param $data SingleCommitInfo[]
* @param $yearList int[]
* @return array
*/
private function generateCommitMap($data, $yearList)
{
$result = [];
foreach ($yearList as $year)
{
$ymap = [];
$date = new DateTime($year . '-01-01');
while($date->format('Y') == $year)
{
$ymap[$date->format('Y-m-d')] = 0;
$date = $date->modify("+1 day");
}
foreach ($data as $commit)
{
if(array_key_exists($commit->Timestamp->format('Y-m-d'), $ymap)) $ymap[$commit->Timestamp->format('Y-m-d')]++;
}
$result = array_merge($result, $ymap);
}
return $result;
}
/**
* @param $year int
* @return int
*/
private function getMaxCommitCount($year)
{
$max = 0;
foreach ($this->commitMap as $date => $count) if (Utils::startsWith($date, strval($year))) $max = max($max, $count);
return $max;
}
/**
* @param $year int
* @return string
*/
public function render($year)
{
$now = new DateTime();
$date = new DateTime($year . '-01-01');
$monthlist = array_fill(0, 12, [0, 0]);
$colors = self::COLOR_SCHEMES[$this->colorScheme];
$ymapmax = $this->getMaxCommitCount($year);
$exponent = log(0.98/(count($colors)-1), 1/$ymapmax); // (1/max)^n = 0.98 // => 1 commit erreicht immer genau die erste stufe
$html = '';
$html .= '<div class="extGitGraphContainer">' . "\n";
$html .= '<svg class="git_list" viewBox="0 0 715 115">' . "\n";
$html .= '<g transform="translate(20, 20) ">' . "\n";
$html .= '<g transform="translate(0, 0)">' . "\n";
$week = 0;
$wday = 0;
while($date->format('Y') == $year)
{
if ($date > $now) // THE FUTURE, SPONGEBOB
{
while ($date->format('d') != $date->format('t'))
{
if ($date->format('N') == 1 && $date->format('z') > 0) $week++;
$date = $date->modify("+1 day");
}
$monthlist[$date->format('m') - 1][1] = $week + ($wday / 7);
$date = $date->modify("+1 year"); // Kill
continue;
}
$c_count = $this->commitMap[$date->format('Y-m-d')];
$color_idx = min((count($colors)-1), ceil(pow($c_count/$ymapmax, $exponent) * (count($colors)-1)));
$color = $colors[$color_idx];
$wday = ($date->format('N') - 1);
if ($date->format('N') == 1 && $date->format('z') > 0)
{
$html .= '</g>' . "\n";
$week++;
$html .= '<g transform="translate(' . $week * self::DIST_X . ', 0)">' . "\n";
}
if ($date->format('d') == 1)
{
$monthlist[$date->format('m') - 1][0] = $week + ($wday / 7);
}
else if ($date->format('d') == $date->format('t'))
{
$monthlist[$date->format('m') - 1][1] = $week + ($wday / 7);
}
$html .= '<rect'.
' style=' .'"fill:'.$color.';' . '"' .
' y="' . ($wday * self::DIST_Y) . '"' .
' height="' . self::DAY_HEIGHT . '"' .
' width="' . self::DAY_WIDTH . '"' .
' class="' . 'egg_rect' . '"' .
' data-count="' . $c_count . '"' .
' data-date="' . ' ' . $date->format('Y-m-d') . '"' .
'></rect>' . "\n";
$date = $date->modify("+1 day");
}
$html .= '</g>' . "\n";
for($i = 0; $i < 12; $i++)
{
if ($monthlist[$i][1]-$monthlist[$i][0] > 0)
{
$posx = (($monthlist[$i][0]+$monthlist[$i][1])/2) * self::DIST_X;
$html .= '<text y="-3" x="' . $posx . '" style="text-anchor: middle" class="caption_month">' . self::MONTHS[$i] . '</text>' . "\n";
}
}
for($i = 0; $i < 7; $i++) {
$html .= '<text y="' . ($i*self::DIST_Y + self::DAY_HEIGHT/2) . '" x="-6" style="text-anchor: middle" class="caption_day" dominant-baseline="central">' . self::DAYS[$i] . '</text>' . "\n";
}
$html .= '<text x="-10" y="-5" class="caption">' . $year . '</text>' . "\n";
$html .= '</g>' . "\n";
$html .= '</svg>' . "\n";
$html .= '<div class="svg-tip n">' . "\n";
$html .= '<strong>&nbsp;</strong><span>&nbsp;</span>' . "\n";
$html .= '</div>' . "\n";
$html .= '<div class="egg_footer">' . "\n";
$html .= '<a href="https://www.mikescher.com/programs/view/ExtendedGitGraph">extendedGitGraph</a>' . "\n";
$html .= '</div>' . "\n";
$html .= '</div>' . "\n";
return $html;
}
}