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Diff for /loncom/interface/lonfeedback.pm between versions 1.13 and 1.39

version 1.13, 2001/07/26 23:26:56 version 1.39, 2003/02/10 16:22:28
Line 1 Line 1
 # The LearningOnline Network  # The LearningOnline Network
 # Feedback  # Feedback
 #  #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 # (Internal Server Error Handler  # (Internal Server Error Handler
 #  #
 # (Login Screen  # (Login Screen
Line 15 Line 39
 # 2/13 Guy Albertelli  # 2/13 Guy Albertelli
 # 7/25 Gerd Kortemeyer  # 7/25 Gerd Kortemeyer
 # 7/26 Guy Albertelli  # 7/26 Guy Albertelli
 # 7/26 Gerd Kortemeyer  # 7/26,8/10,10/1,11/5,11/6,12/27,12/29 Gerd Kortemeyer
   # YEAR=2002
   # 1/1,1/16 Gerd Kortemeyer
   #
   
 package Apache::lonfeedback;  package Apache::lonfeedback;
   
Line 24  use strict; Line 50  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonmsg();  use Apache::lonmsg();
 use Apache::loncommon();  use Apache::loncommon();
   use Apache::lontexconvert();
   
 sub mail_screen {  sub mail_screen {
   my ($r,$feedurl,$options) = @_;    my ($r,$feedurl,$options) = @_;
     my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
                                             '','onLoad="window.focus();"');
   $r->print(<<ENDDOCUMENT);    $r->print(<<ENDDOCUMENT);
 <html>  <html>
 <head>  <head>
Line 60  sub mail_screen { Line 89  sub mail_screen {
              rec=1;               rec=1;
           }             } 
         }          }
           if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
             if (document.mailform.elements.anondiscuss.checked) {
                rec=1;
             } 
           }
   
         if (rec) {          if (rec) {
     document.mailform.submit();      document.mailform.submit();
Line 69  sub mail_screen { Line 103  sub mail_screen {
     }      }
 </script>  </script>
 </head>  </head>
 <body bgcolor="#FFFFFF" onLoad="window.focus();">  $bodytag
 <img align=right src=/adm/lonIcons/lonlogos.gif>  
 <h1>Feedback</h1>  
 <h2><tt>$feedurl</tt></h2>  <h2><tt>$feedurl</tt></h2>
 <form action="/adm/feedback" method=post name=mailform>  <form action="/adm/feedback" method=post name=mailform>
 <input type=hidden name=postdata value="$feedurl">  <input type=hidden name=postdata value="$feedurl">
 Please check at least one of the following feedback types:  Please check at least one of the following feedback types:
 $options<hr>  $options<hr>
 My question/comment/feedback:<p>  My question/comment/feedback:<p>
 <textarea name=comment cols=60 rows=10>  <textarea name=comment cols=60 rows=10 wrap=hard>
 </textarea><p>  </textarea><p>
 <input type=hidden name=sendit value=1>  <input type=hidden name=sendit value=1>
 <input type=button value="Send Feedback" onClick='gosubmit();'></input>  <input type=button value="Send Feedback" onClick='gosubmit();'></input>
 </form>  </form>
 </body>  
 </html>  
 ENDDOCUMENT  ENDDOCUMENT
   $r->print(&generate_preview_button().'</body></html>');
 }  }
   
 sub fail_redirect {  sub fail_redirect {
Line 105  ENDFAILREDIR Line 136  ENDFAILREDIR
 }  }
   
 sub redirect_back {  sub redirect_back {
   my ($r,$feedurl,$typestyle,$sendsomething,$status) = @_;    my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status) = @_;
   $r->print (<<ENDREDIR);    $r->print (<<ENDREDIR);
 <head>  <head>
 <title>Feedback sent</title>  <title>Feedback sent</title>
Line 116  sub redirect_back { Line 147  sub redirect_back {
 <body bgcolor="#FFFFFF">  <body bgcolor="#FFFFFF">
 <img align=right src=/adm/lonIcons/lonlogos.gif>  <img align=right src=/adm/lonIcons/lonlogos.gif>
 $typestyle  $typestyle
 <b>Sent $sendsomething message(s).</b>  <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
 <font color=red>$status</font>  <font color=red>$status</font>
 </body>  </body>
 </html>  </html>
Line 148  ENDNOREDIRTWO Line 179  ENDNOREDIRTWO
 sub screen_header {  sub screen_header {
   my ($feedurl) = @_;    my ($feedurl) = @_;
   my $options='';    my $options='';
   if (($feedurl=~/^\/res/) && ($feedurl!~/^\/res\/adm/)) {    if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
     $options=       $options= 
       '<p><input type=checkbox name=author> Feedback to resource author';        '<p><input type=checkbox name=author> Feedback to resource author';
   }    }
   if ($ENV{'course.'.$ENV{'request.course.id'}.'.question.email'}) {    if (&feedback_available(1)) {
     $options.=      $options.=
     '<br><input type=checkbox name=question> Question about resource content';      '<br><input type=checkbox name=question> Question about resource content';
   }    }
   if ($ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}) {    if (&feedback_available(0,1)) {
     $options.=      $options.=
       '<br><input type=checkbox name=course> '.        '<br><input type=checkbox name=course> '.
  'Question/Comment/Feedback about course content';   'Question/Comment/Feedback about course content';
   }    }
   if ($ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'}) {    if (&feedback_available(0,0,1)) {
     $options.=      $options.=
       '<br><input type=checkbox name=policy> '.        '<br><input type=checkbox name=policy> '.
  'Question/Comment/Feedback about course policy';   'Question/Comment/Feedback about course policy';
   }    }
   
   if ($ENV{'request.course.id'}) {    if ($ENV{'request.course.id'}) {
         if (&Apache::lonnet::allowed('pch',
           $ENV{'request.course.id'}.
           ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
     $options.='<br><input type=checkbox name=discuss> '.      $options.='<br><input type=checkbox name=discuss> '.
  '<b>Contribution to course discussion of resource</b>';   '<b>Contribution to course discussion of resource</b>';
       $options.='<br><input type=checkbox name=anondiscuss> '.
    '<b>Anonymous contribution to course discussion of resource</b>'.
           ' (name only visible to course faculty)';
         }
   }    }
   return $options;    return $options;
 }  }
Line 187  sub resource_output { Line 226  sub resource_output {
 }  }
   
 sub clear_out_html {  sub clear_out_html {
   my $message=$ENV{'form.comment'};    my ($message,$override)=@_;
   $message=~s/\</\&lt\;/g;    my $cid=$ENV{'request.course.id'};
   $message=~s/\>/\&gt\;/g;    if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
         ($override)) {
         # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG> 
         # <BLOCKQUOTE> <DIV .*> <DIV> <IMG>
         my %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
    BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1);
   
         $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
     {($html{uc($2)}&(length($1)<1000))?"\<$1":"\&lt;$1"}/ge;
         $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
     {($html{uc($2)}&(length($1)<1000))?"$1\>":"$1\&gt;"}/ge;
     } else {
         $message=~s/\<\/*m\s*\>//g;
         $message=~s/\</\&lt\;/g;
         $message=~s/\>/\&gt\;/g;
     }
   return $message;    return $message;
 }  }
   
Line 210  ENDCITE Line 264  ENDCITE
   return ($email,$citations);    return ($email,$citations);
 }  }
   
   sub secapply {
       my $rec=shift;
       my $defaultflag=shift;
       $rec=~s/\s+//g;
       $rec=~s/\@/\:/g;
       my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
       if ($sections) {
    foreach (split(/\;/,$sections)) {
               if (($_ eq $ENV{'request.course.sec'}) ||
                   ($defaultflag && ($_ eq '*'))) {
                   return $adr; 
               }
           }
       } else {
          return $rec;
       }
       return '';
   }
   
 sub decide_receiver {  sub decide_receiver {
   my ($feedurl) = @_;    my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
   my $typestyle='';    my $typestyle='';
   my %to=();    my %to=();
   if ($ENV{'form.author'}) {    if ($ENV{'form.author'}||$author) {
     $typestyle.='Submitting as Author Feedback<br>';      $typestyle.='Submitting as Author Feedback<br>';
     $feedurl=~/^\/res\/(\w+)\/(\w+)\//;      $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
     $to{$2.':'.$1}=1;      $to{$2.':'.$1}=1;
   }    }
   if ($ENV{'form.question'}) {    if ($ENV{'form.question'}||$question) {
     $typestyle.='Submitting as Question<br>';      $typestyle.='Submitting as Question<br>';
     map {      foreach (split(/\,/,
       $to{$_}=1;     $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
     } split(/\,/,       ) {
     $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'});   my $rec=&secapply($_,$defaultflag);
           if ($rec) { $to{$rec}=1; }
       } 
   }    }
   if ($ENV{'form.course'}) {    if ($ENV{'form.course'}||$course) {
     $typestyle.='Submitting as Comment<br>';      $typestyle.='Submitting as Comment<br>';
     map {      foreach (split(/\,/,
       $to{$_}=1;     $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
     } split(/\,/,       ) {
     $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'});   my $rec=&secapply($_,$defaultflag);
           if ($rec) { $to{$rec}=1; }
       } 
   }    }
   if ($ENV{'form.policy'}) {    if ($ENV{'form.policy'}||$policy) {
     $typestyle.='Submitting as Policy Feedback<br>';      $typestyle.='Submitting as Policy Feedback<br>';
     map {      foreach (split(/\,/,
       $to{$_}=1;     $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
     } split(/\,/,       ) {
     $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'});   my $rec=&secapply($_,$defaultflag);
           if ($rec) { $to{$rec}=1; }
       } 
     }
     if ((scalar(%to) eq '0') && (!$defaultflag)) {
        ($typestyle,%to)=
    &decide_receiver($feedurl,$author,$question,$course,$policy,1);
   }    }
   return ($typestyle,%to);    return ($typestyle,%to);
 }  }
   
   sub feedback_available {
       my ($question,$course,$policy)=@_;
       my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
       return scalar(%to);
   }
   
 sub send_msg {  sub send_msg {
   my ($feedurl,$email,$citations,%to)=@_;    my ($feedurl,$email,$citations,%to)=@_;
   my $status='';    my $status='';
   my $sendsomething=0;    my $sendsomething=0;
   map {    foreach (keys %to) {
     if ($_) {      if ($_) {
         my $declutter=&Apache::lonnet::declutter($feedurl);
       unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),        unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
                'Feedback '.$feedurl,$email,$citations) eq 'ok') {                 'Feedback ['.$declutter.']',$email,$citations)=~/ok/) {
  $status.='<br>Error sending message to '.$_.'<br>';   $status.='<br>Error sending message to '.$_.'<br>';
       } else {        } else {
  #$status.='<br>Message sent to '.$_.'<br>';  
  $sendsomething++;   $sendsomething++;
       }        }
     }      }
   } keys %to;           }
   
       my %record=&Apache::lonnet::restore('_feedback');
       my ($temp)=keys %record;
       unless ($temp=~/^error\:/) {
          my %newrecord=();
          $newrecord{'resource'}=$feedurl;
          $newrecord{'subnumber'}=$record{'subnumber'}+1;
          unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
      $status.='<br>Not registered<br>';
          }
       }
          
   return ($status,$sendsomething);    return ($status,$sendsomething);
 }  }
   
 sub adddiscuss {  sub adddiscuss {
     my ($symb,$email)=@_;      my ($symb,$email,$anon)=@_;
     my $status='';      my $status='';
       if (&Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
           ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
   
     my %contrib=('message'      => $email,      my %contrib=('message'      => $email,
                  'sendername'   => $ENV{'user.name'},                   'sendername'   => $ENV{'user.name'},
                  'senderdomain' => $ENV{'user.domain'});                   'senderdomain' => $ENV{'user.domain'},
                    'screenname'   => $ENV{'environment.screenname'},
                    'plainname'    => $ENV{'environment.firstname'}.' '.
                      $ENV{'environment.middlename'}.' '.
                                      $ENV{'environment.lastname'}.' '.
                                      $ENV{'enrironment.generation'});
       if ($anon) {
    $contrib{'anonymous'}='true';
       }
     if (($symb) && ($email)) {      if (($symb) && ($email)) {
        $status='Adding to class discussion: '.         $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
         &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},          &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
                      $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},                       $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                      $ENV{'course.'.$ENV{'request.course.id'}.'.num'}).       $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
         '<br>';          my %storenewentry=($symb => time);
           $status.='<br>Updating discussion time: '.
           &Apache::lonnet::put('discussiontimes',\%storenewentry,
                        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
       }
       my %record=&Apache::lonnet::restore('_discussion');
       my ($temp)=keys %record;
       unless ($temp=~/^error\:/) {
          my %newrecord=();
          $newrecord{'resource'}=$symb;
          $newrecord{'subnumber'}=$record{'subnumber'}+1;
          $status.='<br>Registering: '.
                  &Apache::lonnet::cstore(\%newrecord,'_discussion');
     }      }
     return $status;         } else {
    $status.='Failed.';
       }
       return $status.'<br>';   
 }  }
   
   # ----------------------------------------------------------- Preview function
   
   sub show_preview {
       my $r=shift;
       my $message=&clear_out_html($ENV{'form.comment'});
       $message=~s/\n/\<br \/\>/g;
       $message=&Apache::lontexconvert::msgtexconverted($message);
       $r->print('<table border="2"><tr><td>'.
          $message.'</td></tr></table>');
   }
   
   sub generate_preview_button {
       return(<<ENDPREVIEW);
   <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
   <input type="hidden" name="comment" />
   <input type="button" value="Show Preview"
   onClick="this.form.comment.value=document.mailform.comment.value;this.form.submit();" />
   </form>
   ENDPREVIEW
   }
 sub handler {  sub handler {
   my $r = shift;    my $r = shift;
   if ($r->header_only) {    if ($r->header_only) {
Line 284  sub handler { Line 432  sub handler {
      $r->send_http_header;       $r->send_http_header;
      return OK;       return OK;
   }    }
     
   # --------------------------- Get query string for limited number of parameters
   
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                ['hide','unhide','deldisc','postdata','preview']);
   
     if (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
   # ----------------------------------------------------------------- Hide/unhide
       $r->content_type('text/html');
       $r->send_http_header;
   
       my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
   
       my ($symb,$idx)=split(/\:\:\:/,$entry);
       my ($map,$ind,$url)=split(/\_\_\_/,$symb);
   
       my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
                        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
   
           
       my $currenthidden=$contrib{'hidden'};
       
       if ($ENV{'form.hide'}) {
    $currenthidden.='.'.$idx.'.';
       } else {
           $currenthidden=~s/\.$idx\.//g;
       }
       my %newhash=('hidden' => $currenthidden);
   
       &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
                        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
   
       &redirect_back($r,&Apache::lonnet::clutter($url),
          'Changed discussion status<p>','0','0');
     } elsif ($ENV{'form.deldisc'}) {
   # --------------------------------------------------------------- Hide for good
       $r->content_type('text/html');
       $r->send_http_header;
   
       my $entry=$ENV{'form.deldisc'};
   
       my ($symb,$idx)=split(/\:\:\:/,$entry);
       my ($map,$ind,$url)=split(/\_\_\_/,$symb);
   
       my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
                        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
   
           
       my $currentdeleted=$contrib{'deleted'};
       
       $currentdeleted.='.'.$idx.'.';
   
       my %newhash=('deleted' => $currentdeleted);
   
       &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
                        $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
        $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
   
       &redirect_back($r,&Apache::lonnet::clutter($url),
          'Changed discussion status<p>','0','0');
     } elsif ($ENV{'form.preview'}) {
   # -------------------------------------------------------- User wants a preview
         &show_preview($r);
     } else {
   # ------------------------------------------------------------- Normal feedback
   my $feedurl=$ENV{'form.postdata'};    my $feedurl=$ENV{'form.postdata'};
   $feedurl=~s/^http\:\/\///;    $feedurl=~s/^http\:\/\///;
   $feedurl=~s/^$ENV{'SERVER_NAME'}//;    $feedurl=~s/^$ENV{'SERVER_NAME'}//;
   $feedurl=~s/^$ENV{'HTTP_HOST'}//;    $feedurl=~s/^$ENV{'HTTP_HOST'}//;
   
   my $symb=&Apache::lonnet::symbread($feedurl);    my $symb=&Apache::lonnet::symbread($feedurl);
     unless ($symb) {
         $symb=$ENV{'form.symb'};
         if ($symb) {
     my ($map,$id,$url)=split(/\_\_\_/,$symb);
             $feedurl=&Apache::lonnet::clutter($url);
         }
     }
   my $goahead=1;    my $goahead=1;
   if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {    if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
       unless ($symb) { $goahead=0; }        unless ($symb) { $goahead=0; }
Line 307  sub handler { Line 529  sub handler {
       )         ) 
       ||         || 
       ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))        ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
         ||
         ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
      ) {       ) {
 # --------------------------------------------------- Print login screen header  # --------------------------------------------------- Print login screen header
     unless ($ENV{'form.sendit'}) {      unless ($ENV{'form.sendit'}) {
Line 327  sub handler { Line 551  sub handler {
       my $usersaw=&resource_output($feedurl);        my $usersaw=&resource_output($feedurl);
   
 # Filter HTML out of message (could be nasty)  # Filter HTML out of message (could be nasty)
       my $message=&clear_out_html;        my $message=&clear_out_html($ENV{'form.comment'});
   
 # Assemble email  # Assemble email
       my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,        my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
Line 341  sub handler { Line 565  sub handler {
   
 # Discussion? Store that.  # Discussion? Store that.
   
         my $numpost=0;
       if ($ENV{'form.discuss'}) {        if ($ENV{'form.discuss'}) {
   $typestyle.=&adddiscuss($symb,$message);    $typestyle.=&adddiscuss($symb,$message);
     $numpost++;
       }        }
   
         if ($ENV{'form.anondiscuss'}) {
     $typestyle.=&adddiscuss($symb,$message,1);
     $numpost++;
         }
   
   
 # Receipt screen and redirect back to where came from  # Receipt screen and redirect back to where came from
       &redirect_back($r,$feedurl,$typestyle,$numsent,$status);        &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status);
   
     }      }
    } else {     } else {
Line 357  sub handler { Line 589  sub handler {
 # Ambiguous Problem Resource  # Ambiguous Problem Resource
     $r->internal_redirect('/adm/ambiguous');      $r->internal_redirect('/adm/ambiguous');
   }    }
   }
   return OK;    return OK;
 }   } 
   
 1;  1;
 __END__  __END__
   
   
   
Removed from v.1.13  
changed lines
  Added in v.1.39

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