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

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2019-12-28 14:00:11 +01:00
<?php
require_once 'Logger.php';
require_once 'Models.php';
require_once 'Utils.php';
class EGGDatabase
{
const DB_NAME = "";
/** @var string */
private $path;
/* @var PDO */
private $pdo = null;
/* @var ILogger */
private $logger = null;
/**
* @param $path string
* @param $log ILogger
*/
public function __construct(string $path, ILogger $log)
{
$this->path = $path;
$this->logger = $log;
}
public function open()
{
$exists = file_exists($this->path);
if (!$exists) $this->logger->proclog("No database file found. Creating new at '" . $this->path . "'");
$dsn = "sqlite:" . $this->path;
$opt =
[
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
];
$this->pdo = new PDO($dsn, null, null, $opt);
if(!$exists) $this->init();
}
private function init()
{
$this->logger->proclog("Initialize new database '" . $this->path . "'");
$this->query_from_file(__DIR__."/db_init.sql");
}
public function close()
{
$this->pdo = null; // https://stackoverflow.com/questions/18277233
}
/** @param $path string */
public function query_from_file(string $path)
{
$sql = file_get_contents($path);
$cmds = explode("/*----SPLIT----*/", $sql);
foreach ($cmds as $cmd) $this->pdo->exec($cmd);
}
public function sql_query_assoc(string $query)
{
$r = $this->pdo->query($query)->fetchAll(PDO::FETCH_ASSOC);
return $r;
}
public function sql_query_assoc_prep(string $query, array $params)
{
$stmt = $this->pdo->prepare($query);
foreach ($params as $p)
{
if (strpos($query, $p[0]) !== FALSE) $stmt->bindValue($p[0], $p[1], $p[2]);
}
$stmt->execute();
$r = $stmt->fetchAll(PDO::FETCH_ASSOC);
return $r;
}
public function sql_exec_prep(string $query, array $params)
{
$stmt = $this->pdo->prepare($query);
foreach ($params as $p)
{
if (strpos($query, $p[0]) !== FALSE) $stmt->bindValue($p[0], $p[1], $p[2]);
}
$stmt->execute();
return $stmt->rowCount();
}
/**
* @param string $url
* @param string $name
* @param string $source
* @return Repository
* @throws Exception
*/
public function getOrCreateRepository(string $url, string $name, string $source)
{
$repo = $this->sql_query_assoc_prep("SELECT * FROM repositories WHERE url = :url",
[
[":url", $url, PDO::PARAM_STR],
]);
if (count($repo) === 0)
{
$this->sql_exec_prep("INSERT INTO repositories (url, name, source, last_update, last_change) VALUES (:url, :nam, :src, :lu, :lc)",
[
[":url", $url, PDO::PARAM_STR],
[":nam", $name, PDO::PARAM_STR],
[":src", $source, PDO::PARAM_STR],
[":lu", Utils::sqlnow(), PDO::PARAM_STR],
[":lc", Utils::sqlnow(), PDO::PARAM_STR],
]);
$repo = $this->sql_query_assoc_prep("SELECT * FROM repositories WHERE url = :url",
[
[":url", $url, PDO::PARAM_STR],
]);
if (count($repo) === 0) throw new Exception("No repo after insert [" . $source . "|" . $name . "]");
$this->logger->proclog("Inserted (new) repository [" . $source . "|" . $name . "] into database");
}
$r = new Repository();
$r->ID = $repo[0]['id'];
$r->URL = $repo[0]['url'];
$r->Name = $repo[0]['name'];
$r->Source = $repo[0]['source'];
$r->LastUpdate = $repo[0]['last_update'];
$r->LastChange = $repo[0]['last_change'];
return $r;
}
/**
* @param string $source
* @param Repository $repo
* @param string $name
* @return Branch
* @throws Exception
*/
public function getOrCreateBranch(string $source, Repository $repo, string $name)
{
$branch = $this->sql_query_assoc_prep("SELECT * FROM branches WHERE repo_id = :rid AND name = :nam",
[
[":rid", $repo->ID, PDO::PARAM_INT],
[":nam", $name, PDO::PARAM_STR],
]);
if (count($branch) === 0)
{
$this->sql_exec_prep("INSERT INTO branches (repo_id, name, head, last_update, last_change) VALUES (:rid, :nam, :sha, :lu, :lc)",
[
[":rid", $repo->ID, PDO::PARAM_INT],
[":nam", $name, PDO::PARAM_STR],
[":sha", null, PDO::PARAM_STR],
[":lu", Utils::sqlnow(), PDO::PARAM_STR],
[":lc", Utils::sqlnow(), PDO::PARAM_STR],
]);
$branch = $this->sql_query_assoc_prep("SELECT * FROM branches WHERE repo_id = :rid AND name = :nam",
[
[":rid", $repo->ID, PDO::PARAM_INT],
[":nam", $name, PDO::PARAM_STR],
]);
if (count($branch) === 0) throw new Exception("No branch after insert [" . $source . "|" . $repo->Name . "|" . $name . "]");
$this->logger->proclog("Inserted (new) branch [" . $source . "|" . $repo->Name . "|" . $name . "] into database");
}
$r = new Branch();
$r->ID = $branch[0]['id'];
$r->Name = $branch[0]['name'];
$r->Repo = $repo;
$r->Head = $branch[0]['head'];
$r->LastUpdate = $branch[0]['last_update'];
$r->LastChange = $branch[0]['last_change'];
return $r;
}
/**
* @param string $source
* @param Repository $repo
* @param Branch $branch
* @param Commit[] $commits
*/
public function insertNewCommits(string $source, Repository $repo, Branch $branch, array $commits) {
$this->logger->proclog("Inserted " . count($commits) . " (new) commits into [" . $source . "|" . $repo->Name . "|" . $branch->Name . "]");
foreach ($commits as $commit)
{
$strparents = implode(";", $commit->Parents);
$this->sql_exec_prep("INSERT INTO commits ([branch_id], [hash], [author_name], [author_email], [committer_name], [committer_email], [message], [date], [parent_commits]) VALUES (:brid, :sha, :an, :am, :cn, :cm, :msg, :dat, :prt)",
[
[":brid", $branch->ID, PDO::PARAM_INT],
[":sha", $commit->Hash, PDO::PARAM_STR],
[":an", $commit->AuthorName, PDO::PARAM_STR],
[":am", $commit->AuthorEmail, PDO::PARAM_STR],
[":cn", $commit->CommitterName, PDO::PARAM_STR],
[":cm", $commit->CommitterEmail, PDO::PARAM_STR],
[":msg", $commit->Message, PDO::PARAM_STR],
[":dat", $commit->Date, PDO::PARAM_STR],
[":prt", $strparents, PDO::PARAM_STR],
]);
$dbid = $this->sql_query_assoc_prep("SELECT id FROM commits WHERE [branch_id] = :brid AND [Hash] = :sha",
[
[":brid", $branch->ID, PDO::PARAM_INT],
[":sha", $commit->Hash, PDO::PARAM_STR],
]);
$commit->ID = $dbid[0]['id'];
}
}
/**
* @param Branch $branch
* @param string $head
*/
public function setBranchHead(Branch $branch, string $head) {
$this->sql_exec_prep("UPDATE branches SET head = :head WHERE id = :id",
[
[":id", $branch->ID, PDO::PARAM_INT],
[":head", $head, PDO::PARAM_STR],
]);
$branch->Head = $head;
}
public function setUpdateDateOnRepository(Repository $repo) {
$now = Utils::sqlnow();
$this->sql_exec_prep("UPDATE repositories SET last_update = :now WHERE id = :id",
[
[":id", $repo->ID, PDO::PARAM_INT],
[":now", $now, PDO::PARAM_STR],
]);
$repo->LastUpdate = $now;
}
public function setChangeDateOnRepository(Repository $repo) {
$now = Utils::sqlnow();
$this->sql_exec_prep("UPDATE repositories SET last_change = :now WHERE id = :id",
[
[":id", $repo->ID, PDO::PARAM_INT],
[":now", $now, PDO::PARAM_STR],
]);
$repo->LastChange = $now;
}
public function setUpdateDateOnBranch(Branch $branch) {
$now = Utils::sqlnow();
$this->sql_exec_prep("UPDATE branches SET last_update = :now WHERE id = :id",
[
[":id", $branch->ID, PDO::PARAM_INT],
[":now", $now, PDO::PARAM_STR],
]);
$branch->LastUpdate = $now;
}
public function setChangeDateOnBranch(Branch $branch) {
$now = Utils::sqlnow();
$this->sql_exec_prep("UPDATE branches SET last_change = :now WHERE id = :id",
[
[":id", $branch->ID, PDO::PARAM_INT],
[":now", $now, PDO::PARAM_STR],
]);
$branch->LastChange = $now;
}
/**
* @param string $source
* @param Repository $repo
* @param Branch[] $branches
*/
public function deleteOtherBranches(string $source, Repository $repo, array $branches)
{
$db = $this->sql_query_assoc_prep("SELECT id, repo_id, name FROM branches WHERE repo_id = :rid",
[
[":rid", $repo->ID, PDO::PARAM_STR]
]);
foreach ($db as $dbname)
{
$exist = false;
foreach ($branches as $brnch) if ($brnch->ID === $dbname['id']) $exist = true;
if (!$exist) $this->deleteBranchRecursive($source, $repo->Name, $dbname['name'], $dbname['id']);
}
}
/**
* @param string $source
* @param Repository[] $repos
*/
public function deleteOtherRepositories(string $source, array $repos)
{
$db = $this->sql_query_assoc_prep("SELECT id, url, name FROM repositories WHERE source = :src",
[
[":src", $source, PDO::PARAM_STR]
]);
foreach ($db as $dbname)
{
$exist = false;
foreach ($repos as $rep) if ($rep->ID === $dbname['id']) $exist = true;
if (!$exist) $this->deleteRepositoryRecursive($source, $dbname['name'], $dbname['id']);
}
}
/**
* @param string $source
* @param string $name
* @param int $id
*/
private function deleteRepositoryRecursive(string $source, string $name, int $id)
{
$this->logger->proclog("Delete repository [".$source."|" . $name . "] from database (no longer exists)");
$branches = $this->sql_query_assoc_prep("SELECT id FROM branches WHERE repo_id = :rid", [ [":rid", $id, PDO::PARAM_INT] ]);
$this->sql_exec_prep("DELETE FROM repositories WHERE id = :id", [[":id", $id, PDO::PARAM_INT]]);
$this->sql_exec_prep("DELETE FROM branches WHERE repo_id = :rid", [[":rid", $id, PDO::PARAM_INT]]);
foreach ($branches as $branch) $this->sql_exec_prep("DELETE FROM commits WHERE branch_id = :bid", [[":bid", $branch["id"], PDO::PARAM_INT]]);
}
/**
* @param string $source
* @param string $reponame
* @param string $name
* @param int $id
*/
private function deleteBranchRecursive(string $source, string $reponame, string $name, int $id)
{
$this->logger->proclog("Delete branch [" . $source . "|" . $reponame . "|" . $name . "] from database (no longer exists)");
$this->sql_exec_prep("DELETE FROM branches WHERE id = :bid", [[":bid", $id, PDO::PARAM_INT]]);
$this->sql_exec_prep("DELETE FROM commits WHERE branch_id = :bid", [[":bid", $id, PDO::PARAM_INT]]);
}
/**
* @param Branch $branch
*/
public function deleteAllCommits(Branch $branch) {
$this->sql_exec_prep("DELETE FROM commits WHERE branch_id = :bid", [[":bid", $branch->ID, PDO::PARAM_INT]]);
}
public function deleteOldSources(array $sources)
{
$dbsources = $this->sql_query_assoc_prep("SELECT source FROM repositories GROUP BY source", []);
foreach ($dbsources as $dbsrc)
{
$exist = false;
foreach ($sources as $src) if ($src === $dbsrc['source']) $exist=true;
if (!$exist)
{
$this->logger->proclog("Delete source [" . $dbsrc['source'] . "] from database (no longer exists)");
$repos = $this->sql_query_assoc_prep("SELECT source,name,id FROM repositories WHERE source = :src", [ [":src", $dbsrc['source'], PDO::PARAM_STR] ]);
foreach ($repos as $r) $this->deleteRepositoryRecursive($r['source'], $r['name'], $r['id']);
}
}
}
/**
* @param int $year
* @param string[] $identities
* @return array
*/
public function getCommitCountOfYearByDate(int $year, array $identities): array
{
$sql = file_get_contents(__DIR__ . "/db_queryyear.sql");
$cond = "(1=0)";
$prep =
[
[":year", "".$year, PDO::PARAM_STR]
];
$i=0;
foreach ($identities as $ident)
{
$cond .= " OR (mail1 = :_".$i."_)";
$prep []= [":_".$i."_", $ident, PDO::PARAM_STR];
$i++;
$cond .= " OR (mail2 = :_".$i."_)";
$prep []= [":_".$i."_", $ident, PDO::PARAM_STR];
$i++;
}
$sql = str_replace("/*{INDETITY_COND}*/", $cond, $sql);
$rows = $this->sql_query_assoc_prep($sql, $prep);
$r = [];
foreach ($rows as $row) $r[$row['commitdate']] = $row['count'];
return $r;
}
/**
* @return int[]
*/
public function getAllYears(): array
{
$rows = $this->sql_query_assoc("SELECT d FROM (SELECT cast(strftime('%Y', commits.date) as decimal) AS d FROM commits) GROUP BY d ORDER BY d");
$r = [];
foreach ($rows as $row) $r []= $row['d'];
return $r;
}
}