internal ZipOutputStream m_zipOut; // write only
#endregion Fields
#region Constructors
private Zip(File f)
{
try
{
// only support local files
if (!(f is LocalFile))
throw IOErr.make("Only local files supported: " + f).val;
// open the file
this.m_file = (LocalFile)f;
this.m_zipFile = new ZipFile(m_file.m_file.FullName);
}
catch (System.Exception e)
{
// NOTE: use ctor instead of make() to force type == IOErr
throw new IOErr(e).val;
}
}
static Map readDef(Pod pod, Uri uri)
{
uri = Uri.fromStr(pod.uri() + "/" + uri);
Fan.Sys.File f = (Fan.Sys.File)pod.file(uri, false);
Map map = Sys.m_emptyStrStrMap;
try
{
if (f != null)
{
map = (Map)f.readProps().toImmutable();
}
}
catch (System.Exception e)
{
System.Console.WriteLine("ERROR: Cannot load props " + pod + "::" + uri);
System.Console.WriteLine(" " + e);
}
return(map);
}
//////////////////////////////////////////////////////////////////////////
// Public
//////////////////////////////////////////////////////////////////////////
public Type compile(File file, Map options)
{
// normalize the file path as our cache key
file = file.normalize();
// unless force=true, check the cache
if (!getOption(options, m_strForce, false))
{
CachedScript c = getCache(file);
// if cached, try to lookup type (it might have been GCed)
if (c != null)
{
Type t1 = Type.find(c.typeName, false);
if (t1 != null) return t1;
}
}
// generate a unique pod name
string podName = generatePodName(file);
// compile the script
Pod pod = compile(podName, file, options);
// get the primary type
List types = pod.types();
Type t = null;
for (int i=0; i<types.sz(); ++i)
{
t = (Type)types.get(i);
if (t.isPublic()) break;
}
if (t == null)
throw Err.make("Script file defines no public classes: " + file).val;
// put it into the cache
putCache(file, t);
return t;
}
string cacheKey(File f)
{
return f.toStr();
}
void putCache(File file, Type t)
{
CachedScript c = new CachedScript();
c.modified = file.modified();
c.size = file.size();
c.typeName = t.qname();
lock (m_cache) { m_cache[cacheKey(file)] = c; }
}
//////////////////////////////////////////////////////////////////////////
// CachedScript
//////////////////////////////////////////////////////////////////////////
CachedScript getCache(File file)
{
lock (m_cache)
{
// check cache
string key = cacheKey(file);
CachedScript c = (CachedScript)m_cache[key];
if (c == null) return null;
// check that timestamp and size still the same
if (OpUtil.compareEQ(c.modified, file.modified()) &&
OpUtil.compareEQ(c.size, file.size()))
return c;
// nuke from cache
m_cache.Remove(key);
return null;
}
}
public override File moveTo(File to)
{
throw IOErr.make("ZipEntryFile is readonly").val;
}
public override File moveTo(File to)
{
if (isDir() != to.isDir())
{
if (isDir())
throw ArgErr.make("moveTo must be dir `" + to + "`").val;
else
throw ArgErr.make("moveTo must not be dir `" + to + "`").val;
}
if (!(to is LocalFile))
throw IOErr.make("Cannot move LocalFile to " + to.@typeof()).val;
LocalFile dest = (LocalFile)to;
if (dest.exists())
throw IOErr.make("moveTo already exists: " + to).val;
try
{
if (m_file is FileInfo)
(m_file as FileInfo).MoveTo((dest.m_file as FileInfo).FullName);
else
(m_file as DirectoryInfo).MoveTo((dest.m_file as DirectoryInfo).FullName);
}
catch (System.IO.IOException)
{
throw IOErr.make("moveTo failed: " + to).val;
}
return to;
}
public virtual Type compileScript(File file, Map options)
{
return m_scripts.compile(file, options);
}
public static Process make(List command, File dir)
{
return new Process(command, dir);
}
private Process(List command, File dir)
{
this.command(command);
this.dir(dir);
}
public void dir(File v)
{
checkRun();
if (v != null && (!v.exists() || !v.isDir()))
throw ArgErr.make("Invalid working directory: " + v).val;
this.m_dir = v;
}
//////////////////////////////////////////////////////////////////////////
// Construction
//////////////////////////////////////////////////////////////////////////
public static Zip open(File file)
{
return new Zip(file);
}
private Pod compile(string podName, File f, Map options)
{
// use Fantom reflection to run compiler::Main.compileScript(File)
Method m = Slot.findMethod("compiler::Main.compileScript", true);
return (Pod)m.call(podName, f, options);
}
//////////////////////////////////////////////////////////////////////////
// Utils
//////////////////////////////////////////////////////////////////////////
public File tempDir()
{
if (m_tempDir == null)
{
m_tempDir = Env.cur().tempDir().plus(Uri.fromStr("test/"), false);
m_tempDir.delete();
m_tempDir.create();
}
return m_tempDir;
}
//////////////////////////////////////////////////////////////////////////
// Utils
//////////////////////////////////////////////////////////////////////////
private string generatePodName(File f)
{
string bse = f.basename();
StringBuilder s = new StringBuilder(bse.Length+6);
for (int i=0; i<bse.Length; ++i)
{
int c = bse[i];
if ('a' <= c && c <= 'z') { s.Append((char)c); continue; }
if ('A' <= c && c <= 'Z') { s.Append((char)c); continue; }
if (i > 0 && '0' <= c && c <= '9') { s.Append((char)c); continue; }
}
lock (m_counterLock) { s.Append('_').Append(m_counter++); }
return s.ToString();
}
//////////////////////////////////////////////////////////////////////////
// State
//////////////////////////////////////////////////////////////////////////
public virtual Type compileScript(File file)
{
return compileScript(file, null);
}