Merge pull request #13 from niels-nijens/svn-adapter

Added Subversion repository adapter

src/Adapter/SubversionAdapter.php

@@ -0,0 +1,154 @@
+<?php
+
+namespace Accompli\Chrono\Adapter;
+
+use Symfony\Component\Process\ProcessUtils;
+
+/**
+ * SubversionAdapter.
+ *
+ * @author Niels Nijens <[email protected]>
+ */
+class SubversionAdapter extends AbstractAdapter
+{
+    /**
+     * The path in the repository representing 'trunk' or 'master'.
+     *
+     * @var string
+     */
+    private $trunkPath = 'trunk';
+
+    /**
+     * The path in the repository representing 'branches'.
+     *
+     * @var string
+     */
+    private $branchesPath = 'branches';
+
+    /**
+     * The path in the repository representing 'tags'.
+     *
+     * @var string
+     */
+    private $tagsPath = 'tags';
+
+    /**
+     * {@inheritdoc}
+     */
+    public function supportsRepository()
+    {
+        $result = $this->processExecutor->execute('svn --version');
+        if ($result->isSuccessful() === false) {
+            return false;
+        }
+
+        if (preg_match('#(^svn://|^svn\+ssh://|svn\.)#i', $this->repositoryUrl)) {
+            return true;
+        }
+
+        $result = $this->processExecutor->execute(sprintf('svn info --non-interactive %s', ProcessUtils::escapeArgument($this->repositoryUrl)));
+        if ($result->isSuccessful()) {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getBranches()
+    {
+        $branches = array();
+
+        $result = $this->processExecutor->execute(sprintf('svn ls --non-interactive %s', ProcessUtils::escapeArgument($this->repositoryUrl.'/'.$this->trunkPath)));
+        if ($result->isSuccessful()) {
+            foreach ($result->getOutputAsArray() as $branch) {
+                $matches = array();
+                if (preg_match('#^\s*(\S+).*?(\S+)\s*$#', $branch, $matches) && $matches[2] === './') {
+                    $branches[$matches[1]] = 'master';
+                }
+            }
+        }
+
+        $result = $this->processExecutor->execute(sprintf('svn ls --non-interactive %s', ProcessUtils::escapeArgument($this->repositoryUrl.'/'.$this->branchesPath)));
+        if ($result->isSuccessful()) {
+            foreach ($result->getOutputAsArray() as $branch) {
+                $matches = array();
+                if (preg_match('#^\s*(\S+).*?(\S+)\s*$#', $branch, $matches)) {
+                    $branches[$matches[1]] = $matches[2];
+                }
+            }
+        }
+
+        return $branches;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getTags()
+    {
+        $tags = array();
+
+        $result = $this->processExecutor->execute(sprintf('svn ls --non-interactive %s', ProcessUtils::escapeArgument($this->repositoryUrl.'/'.$this->tagsPath)));
+        if ($result->isSuccessful()) {
+            foreach ($result->getOutputAsArray() as $tag) {
+                $matches = array();
+                if (preg_match('#^\s*(\S+).*?(\S+)\s*$#', $tag, $matches)) {
+                    $tags[$matches[1]] = $matches[2];
+                }
+            }
+        }
+
+        return $tags;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function checkout($version)
+    {
+        $checkoutSuccesful = false;
+
+        $escapedRepositoryUrlWithVersionPath = $this->getRepositoryUrlWithVersionPath($version);
+        if ($escapedRepositoryUrlWithVersionPath === false) {
+            return false;
+        }
+
+        if ($this->processExecutor->isDirectory($this->repositoryDirectory) && $this->processExecutor->execute('svn info --non-interactive', $this->repositoryDirectory)->isSuccessful()) {
+            $checkoutSuccesful = $this->processExecutor->execute(sprintf('svn switch --non-interactive %s', $escapedRepositoryUrlWithVersionPath), $this->repositoryDirectory)->isSuccessful();
+        } else {
+            $escapedRepositoryDirectory = ProcessUtils::escapeArgument($this->repositoryDirectory);
+
+            $result = $this->processExecutor->execute(sprintf('svn checkout --non-interactive %s %s', $escapedRepositoryUrlWithVersionPath, $escapedRepositoryDirectory));
+            $checkoutSuccesful = $result->isSuccessful();
+        }
+
+        return $checkoutSuccesful;
+    }
+
+    /**
+     * Returns the escaped repository URL with version path.
+     * Returns false when the repository URL for a version cannot be found.
+     *
+     * @param string $version
+     *
+     * @return string|bool
+     */
+    private function getRepositoryUrlWithVersionPath($version)
+    {
+        $repositoryUrl = $this->repositoryUrl;
+        if (in_array($version, array('master', $this->trunkPath))) {
+            $repositoryUrl .= '/'.$this->trunkPath;
+        } elseif (in_array($version, $this->getBranches())) {
+            $repositoryUrl .= '/'.$this->branchesPath.'/'.$version;
+        } elseif (in_array($version, $this->getTags())) {
+            $repositoryUrl .= '/'.$this->tagsPath.'/'.$version;
+        } else {
+            return false;
+        }
+
+        return ProcessUtils::escapeArgument($repositoryUrl);
+    }
+}

src/Repository.php

@@ -41,6 +41,7 @@ class Repository implements RepositoryInterface
      */
     private $adapters = array(
         'Accompli\Chrono\Adapter\GitAdapter',
+        'Accompli\Chrono\Adapter\SubversionAdapter',
     );
 
     /**