116 lines
3.5 KiB
PHP
116 lines
3.5 KiB
PHP
<?php
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namespace nur\tools\compctl;
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use Exception;
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use nur\A;
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class ComposerWalker {
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protected static function get_project_dir($name, string $projects_dir) {
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$project_dir = A::get(ConfigFile::PROJNAMES, $name);
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if ($project_dir === null) {
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$project_dir = preg_replace('/\//', "-", $name, 1);
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}
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return "$projects_dir/$project_dir";
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}
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static function parse_project(string $dir, array &$projects, ?array &$new_projects=null, bool $throw=false): ?array {
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try {
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$composer = new ComposerFile("$dir/composer.json");
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} catch (Exception $e) {
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if ($throw) throw $e;
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else return null;
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}
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$pname = $composer->getv("name");
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if (array_key_exists($pname, $projects) && $projects[$pname] !== null) {
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# projet déjà analysé
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return $projects[$pname];
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}
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$project = [
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"composer" => $composer,
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"name" => $pname,
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"requires" => [],
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"branches" => [],
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"dir" => realpath($dir),
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];
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$requires = $composer->geta("require");
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if ($requires !== null) {
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foreach ($requires as $dep => $version) {
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# ignorer les projets qui n'ont pas le préfixe requis
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$include_project = false;
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foreach (ConfigFile::PREFIXES as $prefix) {
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if (substr($dep, 0, strlen($prefix)) === $prefix) {
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$include_project = true;
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break;
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}
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}
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if (!$include_project) continue;
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# sinon, ajouter le projet aux dépendances
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$project["requires"][] = $dep;
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if (!array_key_exists($dep, $projects)) {
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$projects[$dep] = null;
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$new_projects[$dep] = true;
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}
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if (substr($version, 0, 4) === "dev-") {
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$project["branches"][$dep] = substr($version, 4);
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} else {
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$project["branches"][$dep] = $version;
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}
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}
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}
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$projects[$pname] = $project;
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return $project;
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}
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static function build_projects(array $project_dirs, ?string &$projects_dir): array {
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$projects = [];
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foreach ($project_dirs as $project_dir) {
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if ($projects_dir === null) $projects_dir = dirname($project_dir);
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# analyser le projet initial
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$new_projects = [];
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if (self::parse_project($project_dir, $projects, $new_projects) === null) {
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continue;
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}
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# puis analyser récursivement tous les projets dépendants
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while (true) {
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$have_new = false;
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foreach ($new_projects as $name => &$new) {
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if ($new) {
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$new = false;
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$have_new = true;
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$project_dir = self::get_project_dir($name, $projects_dir);
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self::parse_project($project_dir, $projects, $new_projects);
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}
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}; unset($new);
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if (!$have_new) break;
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}
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}
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return $projects;
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}
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static function order_deps(?array $deps, array $projects): array {
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if ($deps === null) $deps = array_keys($projects);
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$pi = 0;
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$max = count($deps);
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while ($pi < $max) {
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$modified = false;
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$project = $projects[$deps[$pi]];
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if ($project !== null) {
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# dépendance dont on a trouvé la correspondance sur disque
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foreach ($project["requires"] as $dep) {
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$di = array_search($dep, $deps);
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if ($di > $pi) {
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# si la dépendance se situe après le projet, la placer avant
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$deps = array_splice($deps, $di, 1);
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$deps = array_splice($deps, $pi, 0, [$dep]);
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$modified = true;
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}
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}
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}
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if (!$modified) $pi++;
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}
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return $deps;
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}
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}
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