From: helge <helge@e4a50df8-12e2-0310-a44c-efbce7f8a7e3>
Date: Sun, 20 Feb 2005 21:39:52 +0000 (+0000)
Subject: added +adaptorForURL: factory method
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0636e33848aa667fc20ad27c16a030337801aacd;p=sope

added +adaptorForURL: factory method


git-svn-id: http://svn.opengroupware.org/SOPE/trunk@579 e4a50df8-12e2-0310-a44c-efbce7f8a7e3
---

diff --git a/sope-gdl1/GDLAccess/ChangeLog b/sope-gdl1/GDLAccess/ChangeLog
index 7bee603f..f388d203 100644
--- a/sope-gdl1/GDLAccess/ChangeLog
+++ b/sope-gdl1/GDLAccess/ChangeLog
@@ -1,3 +1,9 @@
+2005-02-20  Helge Hess  <helge.hess@opengroupware.org>
+
+	* EOAdaptor.m: added +adaptorForURL: method to create EOAdaptor
+	  objects from JDBC style URLs (eg PostgreSQL://OGo:OGo@localhost/OGo")
+	  (v4.5.47)
+
 2005-01-14  Helge Hess  <helge.hess@opengroupware.org>
 
 	* EOAdaptorDataSource.m: fixed a bug in the sorting code, the "AS" was
diff --git a/sope-gdl1/GDLAccess/EOAdaptor.h b/sope-gdl1/GDLAccess/EOAdaptor.h
index a4e27187..cae78044 100644
--- a/sope-gdl1/GDLAccess/EOAdaptor.h
+++ b/sope-gdl1/GDLAccess/EOAdaptor.h
@@ -29,9 +29,7 @@
 
 #import <Foundation/NSObject.h>
 
-@class NSMutableArray, NSArray;
-@class NSDictionary;
-@class NSString;
+@class NSMutableArray, NSArray, NSDictionary, NSString, NSURL;
 
 @class EOModel;
 @class EOAttribute;
@@ -63,6 +61,7 @@
 /* Creating an EOAdaptor */
 + (id)adaptorWithModel:(EOModel *)aModel;
 + (id)adaptorWithName:(NSString *)aName;
++ (id)adaptorForURL:(id)_url;
 - (id)initWithName:(NSString *)aName;
 
 /* Getting an adaptor's name */
diff --git a/sope-gdl1/GDLAccess/EOAdaptor.m b/sope-gdl1/GDLAccess/EOAdaptor.m
index bed518e9..7f343ffe 100644
--- a/sope-gdl1/GDLAccess/EOAdaptor.m
+++ b/sope-gdl1/GDLAccess/EOAdaptor.m
@@ -184,6 +184,87 @@
   return AUTORELEASE([[adaptorClass alloc] initWithName:adaptorName]);
 }
 
++ (NSString *)adaptorNameForURLScheme:(NSString *)_scheme {
+  // TODO: map scheme to adaptors (eg 'postgresql://' to PostgreSQL
+  
+  // TODO: hack in some known names
+  if ([_scheme isEqualToString:@"postgresql"]) return @"PostgreSQL";
+  if ([_scheme isEqualToString:@"sybase"])     return @"Sybase10";
+  if ([_scheme isEqualToString:@"sqlite"])     return @"SQLite3";
+  return _scheme;
+}
+
+- (NSDictionary *)connectionDictionaryForNSURL:(NSURL *)_url {
+  /*
+    "Database URLs"
+    
+    We use the schema:
+      postgresql://[user]:[password]@[host]:[port]/[dbname]/[tablename]
+  */
+  NSMutableDictionary *md;
+  id tmp;
+  
+  md = [NSMutableDictionary dictionaryWithCapacity:8];
+  
+  if ((tmp = [_url host]) != nil) 
+    [md setObject:tmp forKey:@"hostName"];
+  if ((tmp = [_url port]) != nil) 
+    [md setObject:tmp forKey:@"port"];
+  if ((tmp = [_url user]) != nil) 
+    [md setObject:tmp forKey:@"userName"];
+  if ((tmp = [_url password]) != nil) 
+    [md setObject:tmp forKey:@"password"];
+
+  /* extract dbname */
+  
+  tmp = [_url path];
+  if ([tmp hasPrefix:@"/"]) tmp = [tmp substringFromIndex:1];
+  if ([tmp length] > 0) {
+    NSRange r;
+    
+    r = [tmp rangeOfString:@"/"];
+    if (r.length > 0) tmp = [tmp substringToIndex:r.location];
+    
+    if ([tmp length] > 0)
+      [md setObject:tmp forKey:@"databaseName"];
+  }
+  
+  return md;
+}
+
++ (id)adaptorForNSURL:(NSURL *)_url {
+  EOAdaptor    *adaptor;
+  NSString     *adaptorName;
+  NSDictionary *condict;
+  
+  if (_url == nil)
+    return nil;
+  
+  adaptorName = [self adaptorNameForURLScheme:[_url scheme]];
+  adaptor     = [self adaptorWithName:adaptorName];
+  
+  if ((condict = [adaptor connectionDictionaryForNSURL:_url]) != nil)
+    [adaptor setConnectionDictionary:condict];
+  
+  return adaptor;
+}
+
++ (id)adaptorForURL:(id)_url {
+  NSURL *url;
+  
+  if (_url == nil)
+    return nil;
+  
+  if ([_url isKindOfClass:[NSURL class]])
+    url = _url;
+  else if ((url = [NSURL URLWithString:[_url stringValue]]) == nil) {
+    NSLog(@"ERROR(%s): could not parse URL: '%@'", __PRETTY_FUNCTION__, _url);
+    return nil;
+  }
+  
+  return [self adaptorForNSURL:url];
+}
+
 - (id)initWithName:(NSString*)_name {
     ASSIGN(self->name, _name);
     self->contexts = [[NSMutableArray allocWithZone:[self zone]] init];
diff --git a/sope-gdl1/GDLAccess/Version b/sope-gdl1/GDLAccess/Version
index 3e648f95..25b5b300 100644
--- a/sope-gdl1/GDLAccess/Version
+++ b/sope-gdl1/GDLAccess/Version
@@ -1,3 +1,3 @@
 # version file
 
-SUBMINOR_VERSION:=46
+SUBMINOR_VERSION:=47