--- loncom/interface/lonuserutils.pm	2007/12/21 14:05:40	1.18
+++ loncom/interface/lonuserutils.pm	2007/12/21 20:34:26	1.21
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.18 2007/12/21 14:05:40 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.21 2007/12/21 20:34:26 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -771,7 +771,7 @@ sub forceid_change {
 ###############################################################
 ###############################################################
 sub print_upload_manager_form {
-    my ($r,$context) = @_;
+    my ($r,$context,$permission) = @_;
     my $firstLine;
     my $datatoken;
     if (!$env{'form.datatoken'}) {
@@ -2423,7 +2423,7 @@ ENDTWO
 }
 
 sub date_section_selector {
-    my ($context) = @_;
+    my ($context,$permission) = @_;
     my $callingform = $env{'form.callingform'};
     my $formname = 'dateselect';  
     my $groupslist = &get_groupslist();
@@ -2502,7 +2502,8 @@ END
             $starttime = time;
         }
         $date_items = &date_setting_table($starttime,undef,$context,
-                                          $env{'form.bulkaction'});
+                                          $env{'form.bulkaction'},$formname,
+                                          $permission);
     }
     $output .= '<h3>'.$headertext.'</h3>'.
                '<form name="'.$formname.'" method="post">'."\n".
@@ -2536,17 +2537,8 @@ END
             $info = '<input type="hidden" name="retainsec" value="0" />'; 
         }
         my $sections_select .= &course_sections(\%sections_count,$env{'form.showrole'});
-        my $secbox = '<p>'.&Apache::lonhtmlcommon::start_pick_box()."\n".
-                     &Apache::lonhtmlcommon::row_title(&mt('New section to assign'),'LC_oddrow_value')."\n".
-                     '<table class="LC_createuser"><tr class="LC_section_row">'."\n".
-                     '<td align="center">'.&mt('Existing sections')."\n".
-                     '<br />'.$sections_select.'</td><td align="center">'.
-                     &mt('New section').'<br />'."\n".
-                     '<input type="text" name="newsec" size="15" />'."\n".
-                     '<input type="hidden" name="sections" value="" />'."\n".
-                     '</td></tr></table>'."\n".
-                     &Apache::lonhtmlcommon::row_closure(1)."\n".
-                     &Apache::lonhtmlcommon::end_pick_box().'</p>';
+        my $rowtitle = &mt('New section to assign');
+        my $secbox = &section_picker($cdom,$cnum,$env{'form.showrole'},$rowtitle,$permission,$context);
         $output .= $info.$secbox;
     }
     $output .= '<p>'.
@@ -2883,7 +2875,7 @@ sub print_first_users_upload_form {
 
 # ================================================= Drop/Add from uploaded file
 sub upfile_drop_add {
-    my ($r,$context) = @_;
+    my ($r,$context,$permission) = @_;
     &Apache::loncommon::load_tmp_file($r);
     my @userdata=&Apache::loncommon::upfile_record_sep();
     if($env{'form.noFirstLine'}){shift(@userdata);}
@@ -3810,6 +3802,61 @@ sub can_create_user {
     return $cancreate;
 }
 
+sub can_modify_userinfo {
+    my ($context,$dom,$fields,$userroles) = @_;
+    my %domconfig =
+       &Apache::lonnet::get_dom('configuration',['usermodification'],
+                                $dom);
+    my %canmodify;
+    if (ref($fields) eq 'ARRAY') {
+        foreach my $field (@{$fields}) {
+            $canmodify{$field}  = 0;
+            if (&Apache::lonnet::allowed('mau',$dom)) {
+                $canmodify{$field} = 1;
+            } else {
+                if (ref($domconfig{'usermodification'}) eq 'HASH') {
+                    if (ref($domconfig{'usermodification'}{$context}) eq 'HASH') {
+                        if (ref($userroles) eq 'ARRAY') {
+                            foreach my $role (@{$userroles}) {
+                                my $testrole;
+                                if ($role =~ /^cr\//) {
+                                    $testrole = 'cr';
+                                } else {
+                                    $testrole = $role;
+                                }
+                                if (ref($domconfig{'usermodification'}{$context}{$testrole}) eq 'HASH') {
+                                    if ($domconfig{'usermodification'}{$context}{$testrole}{$field}) {
+                                        $canmodify{$field} = 1;
+                                        last;
+                                    }
+                                }
+                            }
+                        } else {
+                            foreach my $key (keys(%{$domconfig{'usermodification'}{$context}})) {
+                                if (ref($domconfig{'usermodification'}{$context}{$key}) eq 'HASH') {
+                                    if ($domconfig{'usermodification'}{$context}{$key}{$field}) {
+                                        $canmodify{$field} = 1;
+                                        last;
+                                    }
+                                }
+                            }
+                        }
+                    }
+                } elsif ($context eq 'course') {
+                    if (ref($userroles) eq 'ARRAY') {
+                        if (grep(/^st$/,@{$userroles})) {
+                            $canmodify{$field} = 1;
+                        }
+                    } else {
+                        $canmodify{$field} = 1;
+                    }
+                }
+            }
+        }
+    }
+    return %canmodify;
+}
+
 sub check_usertype {
     my ($dom,$uname,$rules) = @_;
     my $usertype;
@@ -3940,6 +3987,143 @@ sub get_course_identity {
     return ($cnum,$cdom,$cdesc);
 }
 
+sub dc_setcourse_js {
+    my ($formname,$mode) = @_;
+    my $dc_setcourse_code;
+    my $cctext = &Apache::lonnet::plaintext('cc');
+    my %alerts = &sectioncheck_alerts();
+    my $role = 'role';
+    if ($mode eq 'upload') {
+        $role = 'courserole';
+    }
+    $dc_setcourse_code = (<<"SCRIPTTOP");
+function setCourse() {
+    var course = document.$formname.dccourse.value;
+    if (course != "") {
+        if (document.$formname.dcdomain.value != document.$formname.origdom.value) {
+            alert("$alerts{'curd'}");
+            return;
+        }
+        var userrole = document.$formname.$role.options[document.$formname.$role.selectedIndex].value
+        var section="";
+        var numsections = 0;
+        var newsecs = new Array();
+        for (var i=0; i<document.$formname.currsec.length; i++) {
+            if (document.$formname.currsec.options[i].selected == true ) {
+                if (document.$formname.currsec.options[i].value != "" && document.$formname.currsec.options[i].value != null) {
+                    if (numsections == 0) {
+                        section = document.$formname.currsec.options[i].value
+                        numsections = 1;
+                    }
+                    else {
+                        section = section + "," +  document.$formname.currsec.options[i].value
+                        numsections ++;
+                    }
+                }
+            }
+        }
+        if (document.$formname.newsec.value != "" && document.$formname.newsec.value != null) {
+            if (numsections == 0) {
+                section = document.$formname.newsec.value
+            }
+            else {
+                section = section + "," +  document.$formname.newsec.value
+            }
+            newsecs = document.$formname.newsec.value.split(/,/g);
+            numsections = numsections + newsecs.length;
+        }
+        if ((userrole == 'st') && (numsections > 1)) {
+            alert("$alerts{'inea'}. $alerts{'youh'} "+numsections+" $alerts{'sect'}.\\n$alerts{'plsm'}.")
+            return;
+        }
+        for (var j=0; j<newsecs.length; j++) {
+            if ((newsecs[j] == 'all') || (newsecs[j] == 'none')) {
+                alert("'"+newsecs[j]+"' $alerts{'mayn'}.\\n$alerts{'plsc'}.");
+                return;
+            }
+            if (document.$formname.groups.value != '') {
+                var groups = document.$formname.groups.value.split(/,/g);
+                for (var k=0; k<groups.length; k++) {
+                    if (newsecs[j] == groups[k]) {
+                        alert("'"+newsecs[j]+"' $alerts{'mayt'}.\\n$alerts{'secn'}. $alerts{'plsc'}.");
+                        return;
+                    }
+                }
+            }
+        }
+        if ((userrole == 'cc') && (numsections > 0)) {
+            alert("$alerts{'secd'} $cctext $alerts{'role'}.\\n$alerts{'accr'}.");
+            section = "";
+        }
+SCRIPTTOP
+    if ($mode ne 'upload') {
+        $dc_setcourse_code .= (<<"ENDSCRIPT");
+        var coursename = "_$env{'request.role.domain'}"+"_"+course+"_"+userrole
+        var numcourse = getIndex(document.$formname.dccourse);
+        if (numcourse == "-1") {
+            alert("$alerts{'thwa'}");
+            return;
+        }
+        else {
+            document.$formname.elements[numcourse].name = "act"+coursename;
+            var numnewsec = getIndex(document.$formname.newsec);
+            if (numnewsec != "-1") {
+                document.$formname.elements[numnewsec].name = "sec"+coursename;
+                document.$formname.elements[numnewsec].value = section;
+            }
+            var numstart = getIndex(document.$formname.start);
+            if (numstart != "-1") {
+                document.$formname.elements[numstart].name = "start"+coursename;
+            }
+            var numend = getIndex(document.$formname.end);
+            if (numend != "-1") {
+                document.$formname.elements[numend].name = "end"+coursename
+            }
+        }
+    }
+    document.$formname.submit();
+}
+
+ENDSCRIPT
+    } else {
+        $dc_setcourse_code .=  "
+        document.$formname.sections.value = section;
+    }
+    return 'ok';
+}
+";
+    }
+    $dc_setcourse_code .= (<<"ENDSCRIPT");
+
+    function getIndex(caller) {
+        for (var i=0;i<document.$formname.elements.length;i++) {
+            if (document.$formname.elements[i] == caller) {
+                return i;
+            }
+        }
+        return -1;
+    }
+ENDSCRIPT
+}
+
+sub sectioncheck_alerts {
+    my %alerts = &Apache::lonlocal::texthash(
+                    curd => 'You must select a course in the current domain',
+                    inea => 'In each course, each user may only have one student role at a time',
+                    youh => 'You had selected',
+                    sect => 'sections',
+                    plsm => 'Please modify your selections so they include no more than one section',
+                    mayn => 'may not be used as the name for a section, as it is a reserved word',
+                    plsc => 'Please choose a different section name',
+                    mayt => 'may not be used as the name for a section, as it is the name of a course group',
+                    secn => 'Section names and group names must be distinct',
+                    secd => 'Section designations do not apply to ',
+                    role => 'roles',
+                    accr => 'role will be added with access to all sections',
+                    thwa => 'There was a problem with your course selection'
+                 );
+    return %alerts;
+}
 
 
 1;