From c045f9f30b141965eef0dd25ef324a647ec34319 Mon Sep 17 00:00:00 2001
From: Ansgar Burchardt <ansgar@debian.org>
Date: Thu, 24 Mar 2011 08:32:17 +0000
Subject: [PATCH] queue.Upload: separate code to load .dsc from check_dsc

Move the code to load the .dsc file into the self.pkg.dsc dictionary
into a separate function so it can be called without the side effects in
check_dsc.

Signed-off-by: Ansgar Burchardt <ansgar@debian.org>
---
 daklib/queue.py | 78 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 57 insertions(+), 21 deletions(-)

diff --git a/daklib/queue.py b/daklib/queue.py
index 57a07cb2..d8aec72b 100755
--- a/daklib/queue.py
+++ b/daklib/queue.py
@@ -1105,40 +1105,76 @@ class Upload(object):
                 self.rejects.append("source only uploads are not supported.")
 
     ###########################################################################
-    def check_dsc(self, action=True, session=None):
-        """Returns bool indicating whether or not the source changes are valid"""
-        # Ensure there is source to check
-        if not self.pkg.changes["architecture"].has_key("source"):
-            return True
 
-        # Find the .dsc
+    def __dsc_filename(self):
+        """
+        Returns: (Status, Dsc_Filename)
+        where
+          Status: Boolean; True when there was no error, False otherwise
+          Dsc_Filename: String; name of the dsc file if Status is True, reason for the error otherwise
+        """
         dsc_filename = None
-        for f, entry in self.pkg.files.items():
-            if entry["type"] == "dsc":
+
+        # find the dsc
+        for name, entry in self.pkg.files.items():
+            if entry.has_key("type") and entry["type"] == "dsc":
                 if dsc_filename:
-                    self.rejects.append("can not process a .changes file with multiple .dsc's.")
-                    return False
+                    return False, "cannot process a .changes file with multiple .dsc's."
                 else:
-                    dsc_filename = f
+                    dsc_filename = name
 
-        # If there isn't one, we have nothing to do. (We have reject()ed the upload already)
         if not dsc_filename:
-            self.rejects.append("source uploads must contain a dsc file")
-            return False
+            return False, "source uploads must contain a dsc file"
+
+        return True, dsc_filename
+
+    def load_dsc(self, action=True, signing_rules=1):
+        """
+        Find and load the dsc from self.pkg.files into self.dsc
+
+        Returns: (Status, Reason)
+        where
+          Status: Boolean; True when there was no error, False otherwise
+          Reason: String; When Status is False this describes the error
+        """
+
+        # find the dsc
+        (status, dsc_filename) = self.__dsc_filename()
+        if not status:
+            # If status is false, dsc_filename has the reason
+            return False, dsc_filename
 
-        # Parse the .dsc file
         try:
-            self.pkg.dsc.update(utils.parse_changes(dsc_filename, signing_rules=1, dsc_file=1))
+            self.pkg.dsc.update(utils.parse_changes(dsc_filename, signing_rules=signing_rules, dsc_file=1))
         except CantOpenError:
-            # if not -n copy_to_holding() will have done this for us...
             if not action:
-                self.rejects.append("%s: can't read file." % (dsc_filename))
+                return False, "%s: can't read file." % (dsc_filename)
         except ParseChangesError, line:
-            self.rejects.append("%s: parse error, can't grok: %s." % (dsc_filename, line))
+            return False, "%s: parse error, can't grok: %s." % (dsc_filename, line)
         except InvalidDscError, line:
-            self.rejects.append("%s: syntax error on line %s." % (dsc_filename, line))
+            return False, "%s: syntax error on line %s." % (dsc_filename, line)
         except ChangesUnicodeError:
-            self.rejects.append("%s: dsc file not proper utf-8." % (dsc_filename))
+            return False, "%s: dsc file not proper utf-8." % (dsc_filename)
+
+        return True, None
+
+    ###########################################################################
+
+    def check_dsc(self, action=True, session=None):
+        """Returns bool indicating whether or not the source changes are valid"""
+        # Ensure there is source to check
+        if not self.pkg.changes["architecture"].has_key("source"):
+            return True
+
+        (status, reason) = self.load_dsc(action=action)
+        if not status:
+            self.rejects.append(reason)
+            return False
+        (status, dsc_filename) = self.__dsc_filename()
+        if not status:
+            # If status is false, dsc_filename has the reason
+            self.rejects.append(dsc_filename)
+            return False
 
         # Build up the file list of files mentioned by the .dsc
         try:
-- 
2.39.2