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From 2fc88c27a7c329753f2c58ec5ee1caa3678200ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
Date: Mon, 24 Feb 2014 15:27:36 +0000
Subject: [PATCH] Related: rhbz#1065807 rework #i66157# for multiple writable
 template dirs

if there are multiple user-level template dirs then we should be able to
remove/rename content in all of them, not just the default writable target.

The target scenario here is to default to ~/Templates when it exists as the
template dir, but to retain ~/.config/libreoffice/user/template in the dir for
any pre-existing templates and to treat both as equivalent in terms of removing
their content etc.

i#66157# wanted to avoid remove extensions templates and other internal
ones, so rework that logic to instead just be hands off internal templates
and allow modification of the remainder

Change-Id: I56afe991d4297ba692e914ae95ea02d68553f60a
---
 sfx2/source/doc/doctemplates.cxx | 82 ++++++++++++++++++++++++++++++++--------
 1 file changed, 67 insertions(+), 15 deletions(-)

diff --git a/sfx2/source/doc/doctemplates.cxx b/sfx2/source/doc/doctemplates.cxx
index ff07ef3..fe43a40 100644
--- a/sfx2/source/doc/doctemplates.cxx
+++ b/sfx2/source/doc/doctemplates.cxx
@@ -54,6 +54,7 @@
 #include <com/sun/star/ucb/XContentAccess.hpp>
 #include <com/sun/star/frame/ModuleManager.hpp>
 #include <com/sun/star/uno/Exception.hpp>
+#include <com/sun/star/util/PathSettings.hpp>
 
 #include <svtools/templatefoldercache.hxx>
 #include <unotools/configmgr.hxx>
@@ -180,6 +181,7 @@ class SfxDocTplService_Impl
 
     ::osl::Mutex                maMutex;
     Sequence< OUString >        maTemplateDirs;
+    Sequence< OUString >        maInternalTemplateDirs;
     OUString                    maRootURL;
     NameList_Impl               maNames;
     Locale                      maLocale;
@@ -264,8 +266,16 @@ class SfxDocTplService_Impl
 
     void                        updateData( DocTemplates_EntryData_Impl *pData );
 
+    //See: #i66157# and rhbz#1065807
+    //return which template dir the rURL is a subpath of
+    OUString                    findParentTemplateDir(const OUString& rURL) const;
+
+    //See: #i66157# and rhbz#1065807
+    //return true if rURL is a path (or subpath of) a dir which is not a user path
+    //which implies neither it or its contents can be removed
+    bool                        isInternalTemplateDir(const OUString& rURL) const;
 public:
-                                 SfxDocTplService_Impl( const uno::Reference< XComponentContext > & xContext );
+                                SfxDocTplService_Impl( const uno::Reference< XComponentContext > & xContext );
                                 ~SfxDocTplService_Impl();
 
     sal_Bool                    init() { if ( !mbIsInitialized ) init_Impl(); return mbIsInitialized; }
@@ -545,7 +555,7 @@ void SfxDocTplService_Impl::getDirList()
     // TODO/LATER: let use service, register listener
     INetURLObject   aURL;
     OUString    aDirs = SvtPathOptions().GetTemplatePath();
-    sal_uInt16  nCount = comphelper::string::getTokenCount(aDirs, C_DELIM);
+    sal_Int32 nCount = comphelper::string::getTokenCount(aDirs, C_DELIM);
 
     maTemplateDirs = Sequence< OUString >( nCount );
 
@@ -553,7 +563,7 @@ void SfxDocTplService_Impl::getDirList()
     const OUString aPrefix(
         "vnd.sun.star.expand:"  );
 
-    for ( sal_uInt16 i=0; i<nCount; i++ )
+    for (sal_Int32 i = 0; i < nCount; ++i)
     {
         aURL.SetSmartProtocol( INET_PROT_FILE );
         aURL.SetURL( aDirs.getToken( i, C_DELIM ) );
@@ -571,6 +581,23 @@ void SfxDocTplService_Impl::getDirList()
 
     aValue <<= maTemplateDirs;
 
+    css::uno::Reference< css::util::XPathSettings > xPathSettings =
+        css::util::PathSettings::create( mxContext );
+
+    // load internal paths
+    OUString sProp( "Template_internal" );
+    Any aAny = xPathSettings->getPropertyValue( sProp );
+    aAny >>= maInternalTemplateDirs;
+
+    nCount = maInternalTemplateDirs.getLength();
+    for (sal_Int32 i = 0; i < nCount; ++i)
+    {
+        //expand vnd.sun.star.expand: and remove "..." from them
+        //to normalize into the expected url patterns
+        maRelocator.makeRelocatableURL(maInternalTemplateDirs[i]);
+        maRelocator.makeAbsoluteURL(maInternalTemplateDirs[i]);
+    }
+
     // Store the template dir list
     setProperty( maRootContent, aPropName, aValue );
 }
@@ -1547,13 +1574,16 @@ sal_Bool SfxDocTplService_Impl::removeGroup( const OUString& rGroupName )
 
         if ( !maTemplateDirs.getLength() )
             return sal_False;
-        OUString aGeneralTempPath = maTemplateDirs[ maTemplateDirs.getLength() - 1 ];
 
         // check that the fs location is in writeble folder and this is not a "My templates" folder
         INetURLObject aGroupParentFolder( aGroupTargetURL );
-        if ( !aGroupParentFolder.removeSegment()
-          || !::utl::UCBContentHelper::IsSubPath( aGeneralTempPath,
-                                                      aGroupParentFolder.GetMainURL( INetURLObject::NO_DECODE ) ) )
+        if (!aGroupParentFolder.removeSegment())
+            return sal_False;
+
+        OUString aGeneralTempPath = findParentTemplateDir(
+            aGroupParentFolder.GetMainURL(INetURLObject::NO_DECODE));
+
+        if (aGeneralTempPath.isEmpty())
             return sal_False;
 
         // now get the content of the Group
@@ -1661,14 +1691,14 @@ sal_Bool SfxDocTplService_Impl::renameGroup( const OUString& rOldName,
 
     if ( !maTemplateDirs.getLength() )
         return sal_False;
-    OUString aGeneralTempPath = maTemplateDirs[ maTemplateDirs.getLength() - 1 ];
 
     // check that the fs location is in writeble folder and this is not a "My templates" folder
     INetURLObject aGroupParentFolder( aGroupTargetURL );
-    if ( !aGroupParentFolder.removeSegment()
-      || !::utl::UCBContentHelper::IsSubPath( aGeneralTempPath,
-                                                  aGroupParentFolder.GetMainURL( INetURLObject::NO_DECODE ) ) )
+    if (!aGroupParentFolder.removeSegment() ||
+        isInternalTemplateDir(aGroupParentFolder.GetMainURL(INetURLObject::NO_DECODE)))
+    {
         return sal_False;
+    }
 
     // check that the group can be renamed ( all the contents must be in target location )
     sal_Bool bCanBeRenamed = sal_False;
@@ -1770,7 +1800,7 @@ sal_Bool SfxDocTplService_Impl::storeTemplate( const OUString& rGroupName,
             aValue >>= aTemplateToRemoveTargetURL;
 
         if ( aGroupTargetURL.isEmpty() || !maTemplateDirs.getLength()
-          || (!aTemplateToRemoveTargetURL.isEmpty() && !::utl::UCBContentHelper::IsSubPath( maTemplateDirs[ maTemplateDirs.getLength() - 1 ], aTemplateToRemoveTargetURL )) )
+          || (!aTemplateToRemoveTargetURL.isEmpty() && isInternalTemplateDir(aTemplateToRemoveTargetURL)) )
             return sal_False; // it is not allowed to remove the template
     }
 
@@ -1909,6 +1939,30 @@ sal_Bool SfxDocTplService_Impl::storeTemplate( const OUString& rGroupName,
     }
 }
 
+bool SfxDocTplService_Impl::isInternalTemplateDir(const OUString& rURL) const
+{
+    const sal_Int32 nDirs = maInternalTemplateDirs.getLength();
+    const OUString* pDirs = maInternalTemplateDirs.getConstArray();
+    for (sal_Int32 i = 0; i < nDirs; ++i, ++pDirs)
+    {
+        if (::utl::UCBContentHelper::IsSubPath(*pDirs, rURL))
+            return true;
+    }
+    return false;
+}
+
+OUString SfxDocTplService_Impl::findParentTemplateDir(const OUString& rURL) const
+{
+    const sal_Int32 nDirs = maTemplateDirs.getLength();
+    const OUString* pDirs = maTemplateDirs.getConstArray();
+    for (sal_Int32 i = 0; i < nDirs; ++i, ++pDirs)
+    {
+        if (::utl::UCBContentHelper::IsSubPath(*pDirs, rURL))
+            return *pDirs;
+    }
+    return OUString();
+}
+
 //-----------------------------------------------------------------------------
 sal_Bool SfxDocTplService_Impl::addTemplate( const OUString& rGroupName,
                                              const OUString& rTemplateName,
@@ -2032,7 +2086,6 @@ sal_Bool SfxDocTplService_Impl::addTemplate( const OUString& rGroupName,
     catch ( Exception& )
     { return sal_False; }
 
-
     // either the document has title and it is the same as requested, or we have to set it
     sal_Bool bCorrectTitle = ( bDocHasTitle && aTitle.equals( rTemplateName ) );
     if ( !bCorrectTitle )
@@ -2101,8 +2154,7 @@ sal_Bool SfxDocTplService_Impl::removeTemplate( const OUString& rGroupName,
     // delete the target template
     if ( !aTargetURL.isEmpty() )
     {
-        if ( !maTemplateDirs.getLength()
-          || !::utl::UCBContentHelper::IsSubPath( maTemplateDirs[ maTemplateDirs.getLength() - 1 ], aTargetURL ) )
+        if (isInternalTemplateDir(aTargetURL))
             return sal_False;
 
         removeContent( aTargetURL );
-- 
1.8.5.3