add get_contents routine

[dak.git] / daklib / dbconn.py

diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index cf9ca9a54c7df7d12a007c36161ff86dbfefdaa6..c091aa94a82c9de8f312e20066f7f9ee8e1682b8 100755 (executable)
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -44,6 +44,7 @@ from sqlalchemy.orm import sessionmaker, mapper, relation
 from sqlalchemy.exc import *
 
 from singleton import Singleton
+from textutils import fix_maintainer
 
 ################################################################################
 
@@ -316,6 +317,59 @@ def get_or_set_contents_file_id(filename, session=None):
 
 __all__.append('get_or_set_contents_file_id')
 
+def get_contents(suite, overridetype, section=None, session=None):
+    """
+    Returns contents for a suite / overridetype combination, limiting
+    to a section if not None.
+
+    @type suite: Suite
+    @param suite: Suite object
+
+    @type overridetype: OverrideType
+    @param overridetype: OverrideType object
+
+    @type section: Section
+    @param section: Optional section object to limit results to
+
+    @type session: SQLAlchemy
+    @param session: Optional SQL session object (a temporary one will be
+    generated if not supplied)
+
+    @rtype: ResultsProxy
+    @return: ResultsProxy object set up to return tuples of (filename, section,
+    package, arch_id)
+    """
+
+    if session is None:
+        session = DBConn().session()
+
+    # find me all of the contents for a given suite
+    contents_q = """SELECT (p.path||'/'||n.file) AS fn,
+                            s.section,
+                            b.package,
+                            b.architecture
+                   FROM content_associations c join content_file_paths p ON (c.filepath=p.id)
+                   JOIN content_file_names n ON (c.filename=n.id)
+                   JOIN binaries b ON (b.id=c.binary_pkg)
+                   JOIN override o ON (o.package=b.package)
+                   JOIN section s ON (s.id=o.section)
+                   WHERE o.suite = :suiteid AND o.type = :overridetypeid
+                   AND b.type=:overridetypename"""
+
+    vals = {'suiteid': suite.suite_id,
+            'overridetypeid': overridetype.overridetype_id,
+            'overridetypename': overridetype.overridetype}
+
+    if section is not None:
+        contents_q += " AND s.id = :sectionid"
+        vals['sectionid'] = section.section_id
+
+    contents_q += " ORDER BY fn"
+
+    return session.execute(contents_q, vals)
+
+__all__.append('get_contents')
+
 ################################################################################
 
 class ContentFilepath(object):
@@ -549,6 +603,12 @@ class Maintainer(object):
     def __repr__(self):
         return '''<Maintainer '%s' (%s)>''' % (self.name, self.maintainer_id)
 
+    def get_split_maintainer(self):
+        if not hasattr(self, 'name') or self.name is None:
+            return ('', '', '', '')
+
+        return fix_maintainer(self.name.strip())
+
 __all__.append('Maintainer')
 
 ################################################################################
@@ -590,7 +650,7 @@ def get_override_type(override_type, session=None):
     """
     if session is None:
         session = DBConn().session()
-    q = session.query(Priority).filter_by(priority=priority)
+    q = session.query(OverrideType).filter_by(overridetype=override_type)
     if q.count() == 0:
         return None
     return q.one()
@@ -777,13 +837,17 @@ class DBSource(object):
 
 __all__.append('DBSource')
 
-def get_sources_from_name(source, session=None):
+def get_sources_from_name(source, dm_upload_allowed=None, session=None):
     """
     Returns list of DBSource objects for given C{source} name
 
     @type source: str
     @param source: DBSource package name to search for
 
+    @type dm_upload_allowed: bool
+    @param dm_upload_allowed: If None, no effect.  If True or False, only
+    return packages with that dm_upload_allowed setting
+
     @type session: Session
     @param session: Optional SQL session object (a temporary one will be
     generated if not supplied)
@@ -793,7 +857,12 @@ def get_sources_from_name(source, session=None):
     """
     if session is None:
         session = DBConn().session()
-    return session.query(DBSource).filter_by(source=source).all()
+
+    q = session.query(DBSource).filter_by(source=source)
+    if dm_upload_allowed is not None:
+        q = q.filter_by(dm_upload_allowed=dm_upload_allowed)
+
+    return q.all()
 
 __all__.append('get_sources_from_name')
 
@@ -974,6 +1043,20 @@ class Uid(object):
 
 __all__.append('Uid')
 
+def get_uid_from_fingerprint(fpr, session=None):
+    if session is None:
+        session = DBConn().session()
+
+    q = session.query(Uid)
+    q = q.join(Fingerprint).filter_by(fingerprint=fpr)
+
+    if q.count() != 1:
+        return None
+    else:
+        return q.one()
+
+__all__.append('get_uid_from_fingerprint')
+
 ################################################################################
 
 class DBConn(Singleton):
@@ -1194,7 +1277,8 @@ class DBConn(Singleton):
                                  architecture = relation(Architecture)))
 
         mapper(Uid, self.tbl_uid,
-               properties = dict(uid_id = self.tbl_uid.c.id))
+               properties = dict(uid_id = self.tbl_uid.c.id,
+                                 fingerprint = relation(Fingerprint)))
 
     ## Connection functions
     def __createconn(self):