moves more git specific classes from ssh-plugin to git-plugin

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/protocolcommand/git/GitCommandInterpreter.java

@@ -0,0 +1,32 @@
+package sonia.scm.protocolcommand.git;
+
+import sonia.scm.protocolcommand.CommandInterpreter;
+import sonia.scm.protocolcommand.RepositoryContextResolver;
+import sonia.scm.protocolcommand.ScmCommandProtocol;
+
+class GitCommandInterpreter implements CommandInterpreter {
+  private final GitRepositoryContextResolver gitRepositoryContextResolver;
+  private final GitCommandProtocol gitCommandProtocol;
+  private final String[] args;
+
+  GitCommandInterpreter(GitRepositoryContextResolver gitRepositoryContextResolver, GitCommandProtocol gitCommandProtocol, String[] args) {
+    this.gitRepositoryContextResolver = gitRepositoryContextResolver;
+    this.gitCommandProtocol = gitCommandProtocol;
+    this.args = args;
+  }
+
+  @Override
+  public String[] getParsedArgs() {
+    return args;
+  }
+
+  @Override
+  public ScmCommandProtocol getProtocolHandler() {
+    return gitCommandProtocol;
+  }
+
+  @Override
+  public RepositoryContextResolver getRepositoryContextResolver() {
+    return gitRepositoryContextResolver;
+  }
+}

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/protocolcommand/git/GitCommandInterpreterFactory.java

@@ -0,0 +1,37 @@
+package sonia.scm.protocolcommand.git;
+
+import sonia.scm.plugin.Extension;
+import sonia.scm.protocolcommand.CommandInterpreter;
+import sonia.scm.protocolcommand.CommandInterpreterFactory;
+
+import javax.inject.Inject;
+import java.util.Optional;
+
+import static java.util.Optional.empty;
+import static java.util.Optional.of;
+
+@Extension
+public class GitCommandInterpreterFactory implements CommandInterpreterFactory {
+  private final GitCommandProtocol gitCommandProtocol;
+  private final GitRepositoryContextResolver gitRepositoryContextResolver;
+
+  @Inject
+  public GitCommandInterpreterFactory(GitCommandProtocol gitCommandProtocol, GitRepositoryContextResolver gitRepositoryContextResolver) {
+    this.gitCommandProtocol = gitCommandProtocol;
+    this.gitRepositoryContextResolver = gitRepositoryContextResolver;
+  }
+
+  @Override
+  public Optional<CommandInterpreter> canHandle(String command) {
+    try {
+      String[] args = GitCommandParser.parse(command);
+      if (args[0].startsWith("git")) {
+        return of(new GitCommandInterpreter(gitRepositoryContextResolver, gitCommandProtocol, args));
+      } else {
+        return empty();
+      }
+    } catch (IllegalArgumentException e) {
+      return empty();
+    }
+  }
+}

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/protocolcommand/git/GitCommandParser.java

@@ -0,0 +1,88 @@
+package sonia.scm.protocolcommand.git;
+
+import java.util.ArrayList;
+import java.util.List;
+
+class GitCommandParser {
+
+  private GitCommandParser() {
+  }
+
+  static String[] parse(String command) {
+    List<String> strs = parseDelimitedString(command, " ", true);
+    String[] args = strs.toArray(new String[strs.size()]);
+    for (int i = 0; i < args.length; i++) {
+      String argVal = args[i];
+      if (argVal.startsWith("'") && argVal.endsWith("'")) {
+        args[i] = argVal.substring(1, argVal.length() - 1);
+        argVal = args[i];
+      }
+      if (argVal.startsWith("\"") && argVal.endsWith("\"")) {
+        args[i] = argVal.substring(1, argVal.length() - 1);
+      }
+    }
+
+    if (args.length != 2) {
+      throw new IllegalArgumentException("Invalid git command line (no arguments): " + command);
+    }
+    return args;
+  }
+
+  private static List<String> parseDelimitedString(String value, String delim, boolean trim) {
+    if (value == null) {
+      value = "";
+    }
+
+    List<String> list = new ArrayList<>();
+    StringBuilder sb = new StringBuilder();
+    int expecting = 7;
+    boolean isEscaped = false;
+
+    for(int i = 0; i < value.length(); ++i) {
+      char c = value.charAt(i);
+      boolean isDelimiter = delim.indexOf(c) >= 0;
+      if (!isEscaped && c == '\\') {
+        isEscaped = true;
+      } else {
+        if (isEscaped) {
+          sb.append(c);
+        } else if (isDelimiter && (expecting & 2) != 0) {
+          if (trim) {
+            String str = sb.toString();
+            list.add(str.trim());
+          } else {
+            list.add(sb.toString());
+          }
+
+          sb.delete(0, sb.length());
+          expecting = 7;
+        } else if (c == '"' && (expecting & 4) != 0) {
+          sb.append(c);
+          expecting = 9;
+        } else if (c == '"' && (expecting & 8) != 0) {
+          sb.append(c);
+          expecting = 7;
+        } else {
+          if ((expecting & 1) == 0) {
+            throw new IllegalArgumentException("Invalid delimited string: " + value);
+          }
+
+          sb.append(c);
+        }
+
+        isEscaped = false;
+      }
+    }
+
+    if (sb.length() > 0) {
+      if (trim) {
+        String str = sb.toString();
+        list.add(str.trim());
+      } else {
+        list.add(sb.toString());
+      }
+    }
+
+    return list;
+  }
+}

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/protocolcommand/git/GitProtocolModule.java

@@ -1,13 +0,0 @@
-package sonia.scm.protocolcommand.git;
-
-import com.google.inject.servlet.ServletModule;
-import sonia.scm.plugin.Extension;
-import sonia.scm.protocolcommand.RepositoryContextResolver;
-
-@Extension
-public class GitProtocolModule extends ServletModule {
-  @Override
-  protected void configureServlets() {
-    bind(RepositoryContextResolver.class).to(GitRepositoryContextResolver.class);
-  }
-}