--- loncom/interface/lonmenu.pm	2010/03/29 14:50:46	1.324
+++ loncom/interface/lonmenu.pm	2010/08/13 13:13:26	1.332
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.324 2010/03/29 14:50:46 raeburn Exp $
+# $Id: lonmenu.pm,v 1.332 2010/08/13 13:13:26 wenzelju Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -155,6 +155,7 @@ use Apache::lonhtmlcommon();
 use Apache::loncommon();
 use Apache::lonenc();
 use Apache::lonlocal;
+use Apache::lonwishlist();
 use LONCAPA qw(:DEFAULT :match);
 use HTML::Entities();
 
@@ -177,7 +178,7 @@ sub prep_menuitem {
     return '<li><a' 
            # highlighting for new messages
            . ( $$menuitem[4] eq 'newmsg' ? ' class="LC_new_message"' : '') 
-           . qq| href="$$menuitem[0]">$link</a></li>|;
+           . qq| href="$$menuitem[0]" target="_top">$link</a></li>|;
 }
 
 # primary_menu() evaluates @primary_menu and returns XHTML for the menu
@@ -216,33 +217,65 @@ sub primary_menu {
         if ($$menuitem[3] eq 'Help') { # special treatment for helplink
             $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
         } else {
-            my @items = @{$menuitem};
-            $items[0] = 'javascript:'.$menuitem->[0].';';
-            $menu .= &prep_menuitem(\@items);
+            $menu .= prep_menuitem($menuitem);
         }
     }
+    $menu =~ s/\[domain\]/$env{'user.domain'}/g;
+    $menu =~ s/\[user\]/$env{'user.name'}/g;
 
     return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
 }
 
+#returns hashref {user=>'',dom=>''} containing:
+#   own name, domain if user is au
+#   name, domain of parent author if user is ca or aa
+#empty return if user is not an author or not on homeserver
+#
+#TODO this should probably be moved somewhere more central
+#since it can be used by different parts of the system
+sub getauthor{
+    return unless $env{'request.role'}=~/^(ca|aa|au)/; #nothing to do if user isn't some kind of author
+
+                        #co- or assistent author?
+    my ($dom, $user) = ($env{'request.role'} =~ /^(?:ca|aa)\.\/($match_domain)\/($match_username)$/)
+                       ? ($1, $2) #domain, username of the parent author
+                       : @env{ ('request.role.domain', 'user.name') }; #own domain, username
+
+    # current server == home server?
+    my $home =  &Apache::lonnet::homeserver($user,$dom);
+    foreach (&Apache::lonnet::current_machine_ids()){
+        return {user => $user, dom => $dom} if $_ eq $home;
+    }
+
+    # if wrong server
+    return;
+}
 
 sub secondary_menu {
     my $menu;
 
     my $crstype = &Apache::loncommon::course_type();
-    my $canedit = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
-    my $canviewgrps = &Apache::lonnet::allowed('vcg', $env{'request.course.id'}
-                   . ($env{'request.course.sec'} ? "/$env{'request.course.sec'}"
-                                                 : '')); 
+    my $crs_sec = $env{'request.course.id'} . ($env{'request.course.sec'} 
+                                               ? "/$env{'request.course.sec'}"
+                                               : '');
+    my $canedit       = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
+    my $canviewgrps   = &Apache::lonnet::allowed('vcg', $crs_sec); 
+    my $canmodifyuser = &Apache::lonnet::allowed('cst', $crs_sec); 
+    my $canviewwnew   = &Apache::lonnet::allowed('whn', $crs_sec); 
+    my $canmodpara    = &Apache::lonnet::allowed('opa', $crs_sec); 
+    my $author        = getauthor();
+
     my $showlink = &show_return_link();
     my %groups = &Apache::lonnet::get_active_groups(
                      $env{'user.domain'}, $env{'user.name'},
                      $env{'course.' . $env{'request.course.id'} . '.domain'},
                      $env{'course.' . $env{'request.course.id'} . '.num'});
+
     foreach my $menuitem (@secondary_menu) {
         # evaluate conditions 
         next if    ref($menuitem)  ne 'ARRAY';
         next if    $$menuitem[4]   ne 'always'
+                && $$menuitem[4]   ne 'author'
                 && !$env{'request.course.id'};
         next if    $$menuitem[4]   eq 'showreturn'
                 && !$showlink
@@ -253,13 +286,17 @@ sub secondary_menu {
                 && $crstype eq 'Community';
         next if    $$menuitem[4]  eq 'mdcCommunity'
                 && $crstype ne 'Community';
-        next if    $$menuitem[4] =~ /^Course$/
-                && $crstype eq 'Community';
-        next if    $$menuitem[4] =~ /^Community$/
-                && $crstype ne 'Community';
+        next if    $$menuitem[4]   eq 'cst'
+                && !$canmodifyuser;
+        next if    $$menuitem[4]   eq 'whn'
+                && !$canviewwnew;
+        next if    $$menuitem[4]   eq 'opa'
+                && !$canmodpara;
         next if    $$menuitem[4]   =~ /showgroups$/
                 && !$canviewgrps
                 && !%groups;
+        next if    $$menuitem[4]    eq 'author'
+                && !$author;
 
         if ($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) {
             # special treatment for role selector
@@ -292,6 +329,8 @@ sub secondary_menu {
         $menu =~ s/\[url\]/$escurl/g;
         $menu =~ s/\[symb\]/$escsymb/g;
     }
+    $menu =~ s/\[uname\]/$$author{user}/g;
+    $menu =~ s/\[udom\]/$$author{dom}/g;
 
     return "<ul id=\"LC_secondary_menu\">$menu</ul>";
 }
@@ -356,6 +395,11 @@ sub innerregister {
 
         &Apache::lonhtmlcommon::clear_breadcrumbs();
         &Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
+    }elsif (! $const_space){
+        #a situation when we're looking at a resource outside of context of a 
+        #course or construction space (e.g. with cumulative rights)
+        &Apache::lonhtmlcommon::clear_breadcrumbs();
+        &Apache::lonhtmlcommon::add_breadcrumb({text => 'View Resource'});
     }
 # =============================================================================
 # ============================ This is for URLs that actually can be registered
@@ -445,6 +489,8 @@ sub innerregister {
             my $cfuname='';
             my $cfudom='';
             my $uploaded;
+            my $switchserver='';
+            my $home;
             if ($env{'request.filename'}) {
                 my $file=&Apache::lonnet::declutter($env{'request.filename'});
                 if (defined($cnum) && defined($cdom)) {
@@ -455,18 +501,20 @@ sub innerregister {
                     # Check that the user has permission to edit this resource
                     ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
                     if (defined($cfudom)) {
-		        my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
+		        $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
 		        my $allowed=0;
 		        my @ids=&Apache::lonnet::current_machine_ids();
 		        foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
 		        if ($allowed) {
                             $cfile=$file;
+                        } else {
+                            $switchserver=$file;
                         }
                     }
                 }
             }
             # Finally, turn the button on or off
-            if ($cfile && !$const_space) {
+            if (($cfile || $switchserver) && !$const_space) {
                 my $nocrsedit;
                 # Suppress display where CC has switched to student role.
                 if ($env{'request.course.id'}) {
@@ -478,6 +526,12 @@ sub innerregister {
                 if ($nocrsedit) {
                     $editbutton=&clear(6,1);
                 } else {
+                    if ($switchserver) {
+                        if ( $env{'request.symb'} && $env{'request.course.id'} ) {
+                            my ($mapurl,$rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
+                            $cfile = '/adm/switchserver?otherserver='.$home.'&amp;role='.$env{'request.role'}.'&amp;symb='.$env{'request.symb'}.'&amp;origurl='.$resurl;
+                        }
+                    }
                     $editbutton=&switch
                        ('','',6,1,'pcstr.png','edit[_1]','resource[_2]',
                      "go('".$cfile."');","Edit this resource");
@@ -551,8 +605,14 @@ c&6&3
 c&8&1
 c&8&2
 s&8&3&prt.png&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
-s&9&1&sbkm.png&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
 ENDMENUITEMS
+            if (&Apache::lonnet::allowed('bre', $env{'request.course.id'}) eq 'F' && $env{'request.uri'} =~ /^\/res/) {
+                # wishlist is only available for users with access to resource-pool
+                # and links can only be set for resources within the resource-pool
+                $menuitems .= (<<ENDMENUITEMS);
+s&9&1&wishlist-link.png&set[_1]&wishlistlink[_2]&set_wishlistlink()&Set a link for this resource to wishlist&&1
+ENDMENUITEMS
+            }
 
 my $currentURL = &Apache::loncommon::get_symb();
 my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
@@ -582,6 +642,12 @@ ENDREALRES
 	    $menuitems .= (<<ENDMENUITEMS);
 s&8&3&prt.png&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
 ENDMENUITEMS
+            if (&Apache::lonnet::allowed('bre', $env{'request.course.id'}) eq 'F') {
+                # wishlist is only available for users with access to resource-pool
+                $menuitems .= (<<ENDMENUITEMS);
+s&9&1&wishlist-link.png&set[_1]&wishlistlink[_2]&set_wishlistlink()&Set a link for this resource to wishlist&&1
+ENDMENUITEMS
+            }
 	}
         my $buttons='';
         foreach (split(/\n/,$menuitems)) {
@@ -674,10 +740,6 @@ sub edit_course_upload {
 
 # ================================================================== Raw Config
 
-#SD
-#this is called by
-#lonmenu
-#
 sub clear {
     my ($row,$col)=@_;
     $inlineremote[10*$row+$col]='';
@@ -1052,6 +1114,49 @@ sub utilityfunctions {
     my $end_page_bookmark = 
         &Apache::loncommon::end_page({'js_ready' => 1});
 
+    my $start_page_wishlistlink = 
+        &Apache::loncommon::start_page('Set link to wishlist',undef,
+				       {'only_body' => 1,
+					'js_ready'  => 1,
+					'bgcolor'   => '#FFFFFF',});
+
+    my $warningLink = &mt('You must insert a title!');
+
+    # HTML-Markup for 'Set a link for this resource to wishlist'
+    # this is written via JavaScript document.write (function set_wishlistlink) 
+    # it is split into 3 parts and the inputfields for title and path are left out
+    # these fields are inserted later to set the values for title and path
+    # automatically via JavaScript (document.title and location.pathname) 
+    my $in_page_wishlistlink1 = '<h1>'.&mt('Set a link to wishlist').'</h1>'.
+                                '<form method="post" name="newlink" action="/adm/wishlist?mode=set" '.
+                                'onsubmit="return newlinksubmit();" >'.
+                                &Apache::lonhtmlcommon::start_pick_box().
+                                &Apache::lonhtmlcommon::row_title(&mt('Link Title'));
+
+    my $in_page_wishlistlink2 = &Apache::lonhtmlcommon::row_closure().
+                                &Apache::lonhtmlcommon::row_title(&mt('Path'));
+
+    my $in_page_wishlistlink3 = &Apache::lonhtmlcommon::row_closure().
+                                &Apache::lonhtmlcommon::row_title(&mt('Note')).
+                                '<textarea name="note" rows="3" cols="35" style="width:100%"></textarea>'.
+                                &Apache::lonhtmlcommon::row_closure(1).
+                                &Apache::lonhtmlcommon::end_pick_box().
+                                '<br/><br/>'.
+                                '<input type="submit" value="'.&mt('Save in').'" />'.
+                                '<select name="folders">'.
+                                &Apache::lonwishlist::getfoldersOption().
+                                '</select>'.
+                                '<input type="button" value="'.&mt('cancel').'" onclick="javascript:window.close();" />'.
+                                '</form>';
+
+    # remove all \n for inserting on javascript document.write
+    $in_page_wishlistlink1 =~ s/\n//g;
+    $in_page_wishlistlink2 =~ s/\n//g;
+    $in_page_wishlistlink3 =~ s/\n//g;
+
+    my $end_page_wishlistlink = 
+        &Apache::loncommon::end_page({'js_ready' => 1});
+
 return (<<ENDUTILITY)
 
     var currentURL="$currenturl";
@@ -1068,12 +1173,6 @@ function go(url) {
    }
 }
 
-function gotop(url) {
-    if (url!='' && url!= null) {
-        top.location.href = url;
-    }
-}
-
 function gopost(url,postdata) {
    if (url!='') {
       this.document.server.action=url;
@@ -1163,7 +1262,7 @@ function edit_bookmarks() {
    go('');
    w_BookmarkPal_flag=1;
    bookmarkpal=window.open("/adm/bookmarks",
-               "BookmarkPal", "width=400,height=505,scrollbars=0");
+               "BookmarkPal", "width=500,height=505,scrollbars=0");
 }
 
 function annotate() {
@@ -1201,6 +1300,35 @@ function set_bookmark() {
    bmquery.document.close();
 }
 
+function set_wishlistlink(title, path) {
+   if (!title) {
+       title=document.title;
+   }
+   if (!path) {
+       path=location.pathname;
+   }
+   title = title.replace(/^LON-CAPA /,'');
+   wishlistlink=window.open('','wishlistNewLink','width=560,height=350,scrollbars=0');
+   wishlistlink.document.write(
+   '$start_page_wishlistlink'
+   +'<script type="text\/javascript">'
+   +'function newlinksubmit(){'
+   +'var title = document.getElementsByName("title")[0].value;'
+   +'if (!title) {'
+   +'alert("$warningLink");'
+   +'return false;}'
+   +'return true;}'
+   +'<\/scr'+'ipt>'
+   +'$in_page_wishlistlink1'
+   +'<input type="text" name="title" size="45" value="'+title+'"/>'
+   +'$in_page_wishlistlink2'
+   +'<input type="text" name="path" size="45" value="'+path+'" '
+   +'readonly="readonly" style="background-color: #DDDDDD"/>'
+   +'$in_page_wishlistlink3'
+   +'$end_page_wishlistlink' );
+   wishlistlink.document.close();
+}
+
 ENDUTILITY
 }