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Enhance WindowsHgInstaller to use Mercurial packages (source or binary) installed into a Python installation.

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This commit is contained in:
David M. Carr
2010-12-27 01:21:57 -05:00
parent cff526d426
commit bf02db6f94
2 changed files with 102 additions and 40 deletions
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68
plugins/scm-hg-plugin/src/main/java/sonia/scm/installer/AbstractHgInstaller.java
View File

@@ -29,8 +29,6 @@
*
*/
package sonia.scm.installer;
//~--- non-JDK imports --------------------------------------------------------
@@ -50,6 +48,8 @@ import sonia.scm.util.SystemUtil;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
/**
*
@@ -62,8 +62,8 @@ public abstract class AbstractHgInstaller implements HgInstaller
public static final String DIRECTORY_REPOSITORY = "repositories";
/** the logger for AbstractHgInstaller */
private static final Logger logger =
LoggerFactory.getLogger(AbstractHgInstaller.class);
private static final Logger logger = LoggerFactory
.getLogger(AbstractHgInstaller.class);
//~--- constructors ---------------------------------------------------------
@@ -91,10 +91,8 @@ public abstract class AbstractHgInstaller implements HgInstaller
@Override
public void install(HgConfig config) throws IOException
{
File repoDirectory = new File(
baseDirectory,
DIRECTORY_REPOSITORY.concat(File.separator).concat(
HgRepositoryHandler.TYPE_NAME));
File repoDirectory = new File(baseDirectory, DIRECTORY_REPOSITORY.concat(
File.separator).concat(HgRepositoryHandler.TYPE_NAME));
IOUtil.mkdirs(repoDirectory);
config.setRepositoryDirectory(repoDirectory);
@@ -124,27 +122,18 @@ public abstract class AbstractHgInstaller implements HgInstaller
cmdPath = cmd;
}
}
catch (IOException ex) {}
catch (IOException ex)
{}
if (cmdPath == null)
{
for (String pathPart : path)
{
File file = null;
if (SystemUtil.isWindows())
{
file = new File(pathPart, cmd.concat(".exe"));
}
else
{
file = new File(pathPart, cmd);
}
if (file.exists())
List<String> extensions = getExecutableSearchExtensions();
File file = findFileByExtension(pathPart, cmd, extensions);
if (file != null)
{
cmdPath = file.getAbsolutePath();
break;
}
}
@@ -165,6 +154,41 @@ public abstract class AbstractHgInstaller implements HgInstaller
return cmdPath;
}
/**
* Returns a list of file extensions to use when searching for executables.
* The list is in priority order, with the highest priority first.
*/
protected List<String> getExecutableSearchExtensions()
{
List<String> extensions;
if (SystemUtil.isWindows())
{
extensions = Arrays.asList(".exe");
}
else
{
extensions = Arrays.asList("");
}
return extensions;
}
private File findFileByExtension(String parentPath, String cmd,
List<String> potentialExtensions)
{
File file = null;
for (String potentialExtension : potentialExtensions)
{
String fileName = cmd.concat(potentialExtension);
File potentialFile = new File(parentPath, fileName);
if (potentialFile.exists())
{
file = potentialFile;
break;
}
}
return file;
}
//~--- fields ---------------------------------------------------------------
/** Field description */

74
plugins/scm-hg-plugin/src/main/java/sonia/scm/installer/WindowsHgInstaller.java
View File

@@ -29,8 +29,6 @@
*
*/
package sonia.scm.installer;
//~--- non-JDK imports --------------------------------------------------------
@@ -63,11 +61,20 @@ public class WindowsHgInstaller extends AbstractHgInstaller
private static final String FILE_LIBRARY_ZIP = "library.zip";
/** Field description */
private static final String FILE_MERCURIAL = "hg.exe";
private static final String FILE_MERCURIAL_EXE = "hg.exe";
/** Field description */
private static final String FILE_MERCURIAL_SCRIPT = "hg.bat";
/** Field description */
private static final String FILE_TEMPLATES = "templates";
/** Field description */
private static final String FILE_SCRIPTS = "Scripts";
/** Field description */
private static final String FILE_LIB_MERCURIAL = "Lib\\site-packages\\mercurial";
/** Field description */
private static final String[] REGISTRY_HG = new String[]
{
@@ -80,12 +87,11 @@ public class WindowsHgInstaller extends AbstractHgInstaller
};
/** Field description */
private static final String REGISTRY_PYTHON =
"HKEY_CLASSES_ROOT\\Python.File\\shell\\open\\command";
private static final String REGISTRY_PYTHON = "HKEY_CLASSES_ROOT\\Python.File\\shell\\open\\command";
/** the logger for WindowsHgInstaller */
private static final Logger logger =
LoggerFactory.getLogger(WindowsHgInstaller.class);
private static final Logger logger = LoggerFactory
.getLogger(WindowsHgInstaller.class);
//~--- constructors ---------------------------------------------------------
@@ -115,15 +121,21 @@ public class WindowsHgInstaller extends AbstractHgInstaller
{
super.install(config);
File hgDirectory = getMercurialDirectory();
String pythonBinary = getPythonBinary();
config.setPythonBinary(pythonBinary);
if (hgDirectory != null)
File hgScript = getMercurialScript(pythonBinary);
File hgDirectory = getMercurialDirectory();
if (hgScript != null)
{
config.setHgBinary(hgScript.getAbsolutePath());
}
else if (hgDirectory != null)
{
installHg(config, hgDirectory);
}
checkForOptimizedByteCode(config);
config.setPythonBinary(getPythonBinary());
}
/**
@@ -133,7 +145,8 @@ public class WindowsHgInstaller extends AbstractHgInstaller
* @param config
*/
@Override
public void update(HgConfig config) {}
public void update(HgConfig config)
{}
/**
* Method description
@@ -220,7 +233,8 @@ public class WindowsHgInstaller extends AbstractHgInstaller
IOUtil.copy(templateDirectory, new File(libDir, FILE_TEMPLATES));
}
config.setHgBinary(new File(hgDirectory, FILE_MERCURIAL).getAbsolutePath());
config.setHgBinary(new File(hgDirectory, FILE_MERCURIAL_EXE)
.getAbsolutePath());
}
//~--- get methods ----------------------------------------------------------
@@ -257,6 +271,32 @@ public class WindowsHgInstaller extends AbstractHgInstaller
return directory;
}
/**
* Returns the location of the script to run Mercurial, if Mercurial is
* installed as a Python package from source. Only packages that include a
* templates directory will be recognized.
*/
private File getMercurialScript(String pythonBinary)
{
File hgScript = null;
if (pythonBinary != null)
{
File pythonBinaryFile = new File(pythonBinary);
if (pythonBinaryFile.exists())
{
File pythonDir = pythonBinaryFile.getParentFile();
File scriptsDir = new File(pythonDir, FILE_SCRIPTS);
File potentialHgScript = new File(scriptsDir, FILE_MERCURIAL_SCRIPT);
File mercurialPackageDir = new File(pythonDir, FILE_LIB_MERCURIAL);
File templatesDir = new File(mercurialPackageDir, FILE_TEMPLATES);
if (potentialHgScript.exists() && templatesDir.exists())
hgScript = potentialHgScript;
}
}
return hgScript;
}
/**
* Method description
*
@@ -285,8 +325,7 @@ public class WindowsHgInstaller extends AbstractHgInstaller
*
* @return
*/
private String getRegistryValue(String key, String subKey,
String defaultValue)
private String getRegistryValue(String key, String subKey, String defaultValue)
{
String programDirectory = defaultValue;
SimpleCommand command = null;
@@ -316,14 +355,13 @@ public class WindowsHgInstaller extends AbstractHgInstaller
if (index > 0)
{
programDirectory = line.substring(index
+ "REG_SZ".length()).trim();
programDirectory = line.substring(index + "REG_SZ".length()).trim();
if (programDirectory.startsWith("\""))
{
programDirectory = programDirectory.substring(1);
programDirectory = programDirectory.substring(0,
programDirectory.indexOf("\""));
programDirectory = programDirectory.substring(0, programDirectory
.indexOf("\""));
}
if (logger.isDebugEnabled())