494 lines
12 KiB
PHP
494 lines
12 KiB
PHP
<?php
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class ExtendedGitGraph {
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const FILE_RAW_DATA = 'protected/data/ext_git_graph_apidata.dat';
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const FILE_FINISHED_DATA = 'protected/data/gitgraph.dat';
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const API_AUTHORIZE = 'https://github.com/login/oauth/authorize?client_id=%s';
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const API_TOKEN = 'https://github.com/login/oauth/access_token?client_id=%s&client_secret=%s&code=%s';
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const API_RATELIMIT = 'https://api.github.com/rate_limit';
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const API_REPOSITORIESLIST = 'https://api.github.com/users/%s/repos?page=%d&per_page=100';
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private $username;
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private $token;
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private $tokenHeader;
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private $repositories;
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private $commits;
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private $commitmap = array();
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private $startdate = null;
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private $enddate = null;
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public function __construct($usr_name) {
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$this->username = $usr_name;
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set_time_limit(300); // 5min
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}
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public function authenticate($auth_key, $client_id, $client_secret) {
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$url = sprintf(self::API_TOKEN, $client_id, $client_secret, $auth_key);
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$result = file_get_contents($url);
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$result = str_replace('access_token=', '', $result);
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$result = str_replace('&scope=&token_type=bearer', '', $result);
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setToken($result);
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}
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public function setToken($token) {
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$this->token = $token;
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$this->tokenHeader = 'access_token=' . $token . '&token_type=bearer';
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}
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public function collect() {
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ob_implicit_flush(true);
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ob_end_flush();
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//--------------------------------
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$this->listRepositories();
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$this->listAllCommits();
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$this->save();
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//--------------------------------
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$this->output_flushed($this->getRemainingRequests() . ' Requests remaining');
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}
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private function listRepositories() {
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$page = 1;
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$url = sprintf(self::API_REPOSITORIESLIST . '&' . $this->tokenHeader, $this->username, $page);
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$result = $this->getJSON($url);
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$repo_list = array();
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while (! empty($result)) {
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foreach ($result as $result_repo) {
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$repo_list[] = $this->parseRepoJSON($result_repo);
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$this->output_flushed("Found Repo: " . $result_repo->{'full_name'});
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}
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//##########
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$url = sprintf(self::API_REPOSITORIESLIST . '&' . $this->tokenHeader, $this->username, ++$page);
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$result = $this->getJSON($url);
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}
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$this->repositories = $repo_list;
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}
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private function getJSON($url) {
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$options = array('http' => array('user_agent'=> $_SERVER['HTTP_USER_AGENT']));
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// $options = array('http' => array('user_agent'=> 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1944.0 Safari/537.36'));
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$context = stream_context_create($options);
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$response = file_get_contents($url, false, $context);
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return json_decode($response);
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}
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private function getRemainingRequests() {
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$json = $this->getJSON(self::API_RATELIMIT . '?' . $this->tokenHeader);
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return $json->{'resources'}->{'core'}->{'remaining'};
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}
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private function listAllCommits() {
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$this->commits = array();
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foreach($this->repositories as $repo) {
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$this->listCommits($repo);
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}
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}
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private function listCommits($repo) {
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$page = 1;
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$url = $repo['commits_url'] . '?per_page=100&page=' . $page . '&author=' .$this->username . '&' .$this->tokenHeader;
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$result = $this->getJSON($url);
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$commit_list = array();
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while (! empty($result)) {
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foreach ($result as $result_commit) {
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$commit_list[] = $this->parseCommitJSON($repo, $result_commit);
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}
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$this->output_flushed("Found 100 Commits from " . $repo['full_name']);
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//##########
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$url = $repo['commits_url'] . '?per_page=100&page=' . ++$page . '&author=' .$this->username . '&' .$this->tokenHeader;
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$result = $this->getJSON($url);
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}
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$this->commits = array_merge($this->commits, $commit_list);
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}
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private function parseRepoJSON($json) {
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return
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[
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'id' => $json->{'id'},
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'name' => $json->{'name'},
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'full_name' => $json->{'full_name'},
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'owner' => $json->{'owner'}->{'login'},
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'owner_id' => $json->{'owner'}->{'id'},
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'owner_avatar-url' => $json->{'owner'}->{'avatar_url'},
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'owner_gravatar-id' => $json->{'owner'}->{'gravatar_id'},
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'url' => $json->{'html_url'},
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'language' => $json->{'language'},
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'url' => $json->{'html_url'},
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'creation' => DateTime::createFromFormat(DateTime::ISO8601, $json->{'created_at'}),
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'size' => $json->{'size'},
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'default_branch' => $json->{'default_branch'},
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'commits_url' => str_replace('{/sha}', '', $json->{'commits_url'}),
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];
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}
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private function parseCommitJSON($repo, $json) {
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return
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[
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'sha' => $json->{'sha'},
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'author_name' => $json->{'commit'}->{'author'}->{'name'},
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'author_mail' => $json->{'commit'}->{'author'}->{'email'},
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'author_login' => $json->{'author'}->{'login'},
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'author_id' => $json->{'author'}->{'id'},
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'sha' => $json->{'sha'},
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'message' => $json->{'commit'}->{'message'},
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'repository' => $repo,
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'date' => DateTime::createFromFormat(DateTime::ISO8601, $json->{'commit'}->{'author'}->{'date'}),
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];
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}
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private function save() {
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$this->output_flushed("Start saving data");
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$save = serialize(
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[
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'repositories' => $this->repositories,
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'commits' => $this->commits,
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]);
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file_put_contents(self::FILE_RAW_DATA, $save);
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$this->output_flushed('Finished saving data');
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}
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public function output_flushed($txt)
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{
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echo '[' . date('H:i.s') . '] ' . $txt . "<br>";
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}
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public function loadData() {
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$data = unserialize(file_get_contents(self::FILE_RAW_DATA));
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$this->repositories = $data['repositories'];
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$this->commits = $data['commits'];
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}
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public function generate($year) {
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$ymap = $this->generateYearMap($year); // unused on purpose (template.php needs it)
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$ymapmax = $this->getMaxCommitCount(); // unused on purpose (template.php needs it)
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ob_start();
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include('template.php');
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$returned = ob_get_contents();
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ob_end_clean();
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return $returned;
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}
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public function generateAndSave() {
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$result = '';
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foreach($this->getYears() as $year) {
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$result.= $this->generate($year);
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$result.= '<br />';
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}
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$this->generateCommitMap();
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file_put_contents(self::FILE_FINISHED_DATA,
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serialize(
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[
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'creation' => new DateTime(),
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'total' => count($this->commits),
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'repos' => count($this->repositories),
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'streak' => $this->getLongestStreak(),
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'streak_start' => $this->getLongestStreakStart(),
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'streak_end' => $this->getLongestStreakEnd(),
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'max_commits' => $this->getMaxCommits(),
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'max_commits_date' => $this->getMaxCommitsDate(),
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'avg_commits' => $this->getAvgCommits(),
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'start' => $this->startdate,
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'end' => $this->enddate,
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'content' => $result,
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]));
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return $result;
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}
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private function generateCommitMap() {
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$this->commitmap = array();
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$this->startdate = $this->getStartDate();
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$this->enddate = $this->getEndDate();
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$date = clone $this->startdate;
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while($date < $this->enddate) {
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$this->commitmap[$date->format('Y-m-d')] = 0;
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$date = $date->modify("+1 day");
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}
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foreach ($this->commits as $commit) {
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if(array_key_exists($commit['date']->format('Y-m-d'), $this->commitmap))
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$this->commitmap[$commit['date']->format('Y-m-d')]++;
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}
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}
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private function getStartDate() {
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$date = $this->commits[0]['date'];
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foreach($this->commits as $commit) {
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if ($commit['date'] < $date) {
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$date = clone $commit['date'];
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}
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}
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return new DateTime($date->format('Y-m-d'));
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}
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private function getEndDate() {
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$date = $this->commits[0]['date'];
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foreach($this->commits as $commit) {
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if ($commit['date'] > $date) {
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$date = clone $commit['date'];
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}
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}
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return new DateTime($date->format('Y-m-d'));
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}
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private function getCommitsForDate($d) {
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$v = $d->format('Y-m-d');
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if (array_key_exists($v, $this->commitmap))
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return $this->commitmap[$d->format('Y-m-d')];
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else
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return 0;
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}
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private function getLongestStreak() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$streak_curr = 0;
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$streak_max = 0;
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while ($curr <= $end) {
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if ($this->getCommitsForDate($curr) > 0) {
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$streak_curr++;
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} else {
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$streak_max = max($streak_max, $streak_curr);
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$streak_curr = 0;
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}
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$curr = $curr->modify('+1 day');
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}
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$streak_max = max($streak_max, $streak_curr);
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return $streak_max;
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}
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private function getLongestStreakStart() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$streak_curr_start = clone $curr;
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$streak_max_start = null;
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$streak_curr = 0;
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$streak_max = 0;
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while ($curr <= $end) {
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if ($this->getCommitsForDate($curr) > 0) {
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$streak_curr++;
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} else {
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if ($streak_curr > $streak_max) {
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$streak_max = $streak_curr;
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$streak_max_start = clone $streak_curr_start;
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}
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$streak_curr = 0;
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$streak_curr_start = clone $curr;
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}
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$curr = $curr->modify('+1 day');
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}
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if ($streak_curr > $streak_max) {
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$streak_max_start = clone $streak_curr_start;
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}
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return $streak_max_start;
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}
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private function getLongestStreakEnd() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$streak_max_end = null;
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$streak_curr = 0;
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$streak_max = 0;
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while ($curr <= $end) {
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if ($this->getCommitsForDate($curr) > 0) {
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$streak_curr++;
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} else {
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if ($streak_curr > $streak_max) {
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$streak_max = $streak_curr;
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$streak_max_end = clone $curr;
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}
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$streak_curr = 0;
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}
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$curr = $curr->modify('+1 day');
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}
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if ($streak_curr > $streak_max) {
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$streak_max_end = clone $curr;
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}
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return $streak_max_end;
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}
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private function getMaxCommits() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$max = 0;
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while ($curr <= $end) {
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$max = max($max, $this->getCommitsForDate($curr));
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$curr = $curr->modify('+1 day');
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}
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return $max;
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}
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private function getMaxCommitsDate() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$max = 0;
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$max_date = null;
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while ($curr <= $end) {
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$c = $this->getCommitsForDate($curr);
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if ($c >= $max) {
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$max = $c;
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$max_date = clone $curr;
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}
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$max = max($max, $this->getCommitsForDate($curr));
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$curr = $curr->modify('+1 day');
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}
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return $max_date;
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}
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private function getAvgCommits() {
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/* @var $curr DateTime */
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/* @var $end DateTime */
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$curr = clone $this->startdate;
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$end = clone $this->enddate;
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$max = array();
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while ($curr <= $end) {
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$max[] = $this->getCommitsForDate($curr);
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$curr = $curr->modify('+1 day');
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}
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$sum = array_sum($max);
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$count = count($max);
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return $sum / $count;
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}
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public function loadFinishedContent() {
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$data = unserialize(file_get_contents(self::FILE_FINISHED_DATA));
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return $data['content'];
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}
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public function loadFinishedData() {
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$data = unserialize(file_get_contents(self::FILE_FINISHED_DATA));
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return $data;
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}
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private function getMaxCommitCount() {
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$max = 0;
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foreach($this->getYears() as $year) {
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$max = max($max, max($this->generateYearMap($year)));
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}
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return $max;
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}
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private function generateYearMap($year) {
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$ymap = array();
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$date = new DateTime($year . '-01-01');
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while($date->format('Y') == $year) {
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$ymap[$date->format('Y-m-d')] = 0;
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$date = $date->modify("+1 day");
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}
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foreach ($this->commits as $commit) {
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if(array_key_exists($commit['date']->format('Y-m-d'), $ymap))
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$ymap[$commit['date']->format('Y-m-d')]++;
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}
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return $ymap;
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}
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public function getYears() {
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$years = array();
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foreach ($this->commits as $commit) {
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if(! in_array($commit['date']->format('Y'), $years))
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$years[] = $commit['date']->format('Y');
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}
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asort($years);
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return $years;
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}
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}
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