88 lines
2.2 KiB
PHP
88 lines
2.2 KiB
PHP
<?php
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/**
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* @author Thomas Müller
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* @copyright 2014 Thomas Müller deepdiver@owncloud.com
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC\App;
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class DependencyAnalyzer {
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/** @var Platform */
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private $system;
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/** @var \OCP\IL10N */
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private $l;
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/** @var array */
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private $missing;
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/** @var array */
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private $dependencies;
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/**
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* @param array $app
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* @param Platform $platform
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* @param \OCP\IL10N $l
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*/
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function __construct(array $app, $platform, $l) {
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$this->system = $platform;
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$this->l = $l;
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$this->missing = array();
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$this->dependencies = array();
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if (array_key_exists('dependencies', $app)) {
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$this->dependencies = $app['dependencies'];
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}
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}
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/**
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* @param array $app
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* @returns array of missing dependencies
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*/
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public function analyze() {
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$this->analysePhpVersion();
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$this->analyseSupportedDatabases();
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return $this->missing;
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}
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private function analysePhpVersion() {
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if (isset($this->dependencies['php']['@attributes']['min-version'])) {
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$minVersion = $this->dependencies['php']['@attributes']['min-version'];
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if (version_compare($this->system->getPhpVersion(), $minVersion, '<')) {
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$this->missing[] = (string)$this->l->t('PHP %s or higher is required.', $minVersion);
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}
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}
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if (isset($this->dependencies['php']['@attributes']['max-version'])) {
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$maxVersion = $this->dependencies['php']['@attributes']['max-version'];
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if (version_compare($this->system->getPhpVersion(), $maxVersion, '>')) {
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$this->missing[] = (string)$this->l->t('PHP with a version less then %s is required.', $maxVersion);
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}
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}
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}
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private function analyseSupportedDatabases() {
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if (!isset($this->dependencies['database'])) {
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return;
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}
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$supportedDatabases = $this->dependencies['database'];
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if (empty($supportedDatabases)) {
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return;
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}
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$supportedDatabases = array_map(function($db) {
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if (isset($db['@value'])) {
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return $db['@value'];
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}
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return $db;
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}, $supportedDatabases);
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$currentDatabase = $this->system->getDatabase();
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if (!in_array($currentDatabase, $supportedDatabases)) {
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$this->missing[] = (string)$this->l->t('Following databases are supported: %s', join(', ', $supportedDatabases));
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}
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}
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}
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