Bug 131790 - python code generation not independent of diagram view
Summary: python code generation not independent of diagram view
Status: RESOLVED FIXED
Alias: None
Product: umbrello
Classification: Applications
Component: general (show other bugs)
Version: unspecified
Platform: openSUSE Linux
: NOR normal
Target Milestone: ---
Assignee: Umbrello Development Group
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2006-08-03 17:28 UTC by Egbert Voigt
Modified: 2006-08-03 21:12 UTC (History)
0 users

See Also:
Latest Commit:
Version Fixed In:


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Description Egbert Voigt 2006-08-03 17:28:29 UTC
Version:           1.5.3 (using KDE KDE 3.5.1)
Installed from:    SuSE RPMs
Compiler:          gcc 4.1.0 
OS:                Linux

Precondition

 Two diagrams,
  - the first shows a package P1 and a class C1 inside this package
  - the second diagram contains a class C2 as a subclass of C1

Bug

 In case of making python code generation viewing the first diagram the result of class C2 is
 "class C2 (C1):", missing the include statement for class C1.

 The same generation gives a different output when viewing diagram two. Here is the result correct, i.e.
 "from P1.C1 import *

  class C2 (C1):"

The following patch solves this problem and allows also the usage of the new-style objects (introduced with Python 2.2), simply using "object" as base class.

cd umbrello-1.5.3/umbrello/umbrello/codegenerators
diff pythonwriter.cpp pythonwriter.cpp_new
91a92,109
>     // generate import statement for superclasses and take packages into account
>     int i = superclasses.count();
>     if (cleanName(c->getPackage()) == "")
>         str = cleanName(c->getName());
>     else
>         str = cleanName(c->getPackage())+"." +cleanName(c->getName());
>     QStringList includesList  = QStringList(str); //save imported classes
>     for(UMLClassifier *classifier = superclasses.first();
>             classifier && i; classifier = superclasses.next(), i--) {
>         if (cleanName(classifier->getPackage()) == "")
>             str = cleanName(classifier->getName());
>         else
>             str = cleanName(classifier->getPackage())+ "." +cleanName(classifier->getName());
>         includesList.append(str);
>         h<<"from "+str +" import *" <<m_endl;
>     }
>
>
99,106c117,123
<             first = headerName.at(0);
<             first = first.upper();
<             headerName = headerName.replace(0, 1, first);
<             if (headerName.find('/') > 0)
<                 h<<"from "<<headerName.replace(QChar('/'),QChar('.'))<<" import *"<<m_endl;
<             else
<                 h<<"from "<<headerName<<" import *"<<m_endl;
<         }
---
>           first = headerName.at(0);
>           first = first.upper();
>           headerName = headerName.replace(0, 1, first);
>           str = headerName.replace(QChar('/'),QChar('.'));
>           if (includesList.findIndex(str) <0) //not yet imported
>               h<<"from "<< str <<" import *"<<m_endl;
>       }
110,111c127,129
<     h<<"class "<<classname<<(superclasses.count() > 0 ? " (":"");
<     int i = superclasses.count();
---
>
>     h<<"class "<<classname<<(superclasses.count() > 0 ? " (":"(object)");
>     i = superclasses.count();
Comment 1 Oliver Kellogg 2006-08-03 21:12:12 UTC
SVN commit 569409 by okellogg:

writeClass(): Patch from Egbert Voigt adds missing imports for superclasses.
BUG:131790


 M  +7 -0      ChangeLog  
 M  +22 -7     umbrello/codegenerators/pythonwriter.cpp  


--- branches/KDE/3.5/kdesdk/umbrello/ChangeLog #569408:569409
@@ -1,3 +1,10 @@
+Version 1.5.5
+
+* Bugs/wishes from http://bugs.kde.org:
+* Java import - importing interfaces - absent visibility treated as package
+  instead of public (131327)
+* Python code generation not independent of diagram view (131790)
+
 Version 1.5.4
 
 * Bugs/wishes from http://bugs.kde.org:
--- branches/KDE/3.5/kdesdk/umbrello/umbrello/codegenerators/pythonwriter.cpp #569408:569409
@@ -87,7 +87,23 @@
         h<<str<<m_endl;
     }
 
-
+    // generate import statement for superclasses and take packages into account 
+    str = cleanName(c->getName()); 
+    QString pkg = cleanName(c->getPackage());
+    if (!pkg.isEmpty())
+        str.prepend(pkg + "."); 
+    QStringList includesList  = QStringList(str); //save imported classes 
+    int i = superclasses.count(); 
+    for (UMLClassifier *classifier = superclasses.first(); 
+            classifier && i; classifier = superclasses.next(), i--) { 
+        str = cleanName(classifier->getName()); 
+        pkg = cleanName(classifier->getPackage());
+        if (!pkg.isEmpty()) 
+            str.prepend(pkg + "."); 
+        includesList.append(str); 
+        h << "from " + str + " import *" << m_endl; 
+    } 
+ 
     //write includes and take namespaces into account
     UMLClassifierList includes;
     findObjectsRelated(c,includes);
@@ -99,16 +115,15 @@
             first = headerName.at(0);
             first = first.upper();
             headerName = headerName.replace(0, 1, first);
-            if (headerName.find('/') > 0)
-                h<<"from "<<headerName.replace(QChar('/'),QChar('.'))<<" import *"<<m_endl;
-            else
-                h<<"from "<<headerName<<" import *"<<m_endl;
+            str = headerName.replace(QChar('/'),QChar('.'));
+            if (includesList.findIndex(str) < 0)  // not yet imported
+                h << "from " << str << " import *" << m_endl;
         }
     }
     h<<m_endl;
 
-    h<<"class "<<classname<<(superclasses.count() > 0 ? " (":"");
-    int i = superclasses.count();
+    h << "class " << classname << (superclasses.count() > 0 ? " (" : "(object)");
+    i = superclasses.count();
 
     for (UMLClassifier *obj = superclasses.first();
             obj && i; obj = superclasses.next(), i--) {