X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=daklib%2Fdbconn.py;h=9ace924414717d4f6cafb4b2e68fc0fc70263725;hb=55173b9ccdca13cc375d07932b8bbb14a91e213d;hp=513abb5805f1ba5f67eee0d8effee131e05a318c;hpb=bd467abef7c28467728d650468fba7499a281f18;p=dak.git

diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index 513abb58..9ace9244 100755
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -2115,10 +2115,14 @@ def source_exists(source, source_version, suites = ["any"], session=None):
     """
 
     cnf = Config()
-    ret = 1
+    ret = True
+
+    from daklib.regexes import re_bin_only_nmu
+    orig_source_version = re_bin_only_nmu.sub('', source_version)
 
     for suite in suites:
-        q = session.query(DBSource).filter_by(source=source)
+        q = session.query(DBSource).filter_by(source=source). \
+            filter(DBSource.version.in_([source_version, orig_source_version]))
         if suite != "any":
             # source must exist in suite X, or in some other suite that's
             # mapped to X, recursively... silent-maps are counted too,
@@ -2133,24 +2137,13 @@ def source_exists(source, source_version, suites = ["any"], session=None):
                 if x[1] in s and x[0] not in s:
                     s.append(x[0])
 
-            q = q.join(SrcAssociation).join(Suite)
-            q = q.filter(Suite.suite_name.in_(s))
-
-        # Reduce the query results to a list of version numbers
-        ql = [ j.version for j in q.all() ]
+            q = q.filter(DBSource.suites.any(Suite.suite_name.in_(s)))
 
-        # Try (1)
-        if source_version in ql:
-            continue
-
-        # Try (2)
-        from daklib.regexes import re_bin_only_nmu
-        orig_source_version = re_bin_only_nmu.sub('', source_version)
-        if orig_source_version in ql:
+        if q.count() > 0:
             continue
 
         # No source found so return not ok
-        ret = 0
+        ret = False
 
     return ret
 
@@ -2168,7 +2161,7 @@ def get_suites_source_in(source, session=None):
     @return: list of Suite objects for the given source
     """
 
-    return session.query(Suite).join(SrcAssociation).join(DBSource).filter_by(source=source).all()
+    return session.query(Suite).filter(Suite.sources.any(source=source)).all()
 
 __all__.append('get_suites_source_in')
 
@@ -2207,7 +2200,8 @@ def get_sources_from_name(source, version=None, dm_upload_allowed=None, session=
 
 __all__.append('get_sources_from_name')
 
-# FIXME: This function fails badly if it finds more than 1 source package.
+# FIXME: This function fails badly if it finds more than 1 source package and
+# its implementation is trivial enough to be inlined.
 @session_wrapper
 def get_source_in_suite(source, suite, session=None):
     """
@@ -2227,9 +2221,7 @@ def get_source_in_suite(source, suite, session=None):
 
     """
 
-    q = session.query(DBSource).filter_by(source = source). \
-        filter(DBSource.suites.any(Suite.suite_name == suite))
-
+    q = get_suite(suite, session).get_sources(source)
     try:
         return q.one()
     except NoResultFound:
@@ -2267,15 +2259,10 @@ def add_dsc_to_db(u, filename, session=None):
 
     source.poolfile_id = entry["files id"]
     session.add(source)
-    session.flush()
 
-    for suite_name in u.pkg.changes["distribution"].keys():
-        sa = SrcAssociation()
-        sa.source_id = source.source_id
-        sa.suite_id = get_suite(suite_name).suite_id
-        session.add(sa)
-
-    session.flush()
+    suite_names = u.pkg.changes["distribution"].keys()
+    source.suites = session.query(Suite). \
+        filter(Suite.suite_name.in_(suite_names)).all()
 
     # Add the source files to the DB (files and dsc_files)
     dscfile = DSCFile()
@@ -2325,8 +2312,6 @@ def add_dsc_to_db(u, filename, session=None):
         df.poolfile_id = files_id
         session.add(df)
 
-    session.flush()
-
     # Add the src_uploaders to the DB
     uploader_ids = [source.maintainer_id]
     if u.pkg.dsc.has_key("uploaders"):
@@ -2480,6 +2465,8 @@ SUITE_FIELDS = [ ('SuiteName', 'suite_name'),
                  ('CopyChanges', 'copychanges'),
                  ('OverrideSuite', 'overridesuite')]
 
+# Why the heck don't we have any UNIQUE constraints in table suite?
+# TODO: Add UNIQUE constraints for appropriate columns.
 class Suite(object):
     def __init__(self, suite_name = None, version = None):
         self.suite_name = suite_name
@@ -2533,6 +2520,24 @@ class Suite(object):
             q = q.filter(Architecture.arch_string != 'all')
         return q.order_by(Architecture.arch_string).all()
 
+    def get_sources(self, source):
+        """
+        Returns a query object representing DBSource that is part of C{suite}.
+
+          - B{source} - source package name, eg. I{mailfilter}, I{bbdb}, I{glibc}
+
+        @type source: string
+        @param source: source package name
+
+        @rtype: sqlalchemy.orm.query.Query
+        @return: a query of DBSource
+
+        """
+
+        session = object_session(self)
+        return session.query(DBSource).filter_by(source = source). \
+            filter(DBSource.suites.contains(self))
+
 __all__.append('Suite')
 
 @session_wrapper