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Diff for /loncom/interface/lonrss.pm between versions 1.8 and 1.18

version 1.8, 2006/03/15 21:43:20 version 1.18, 2006/05/10 15:52:11
Line 36  use Apache::lontexconvert; Line 36  use Apache::lontexconvert;
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonhtmlcommon;  use Apache::lonhtmlcommon;
   
   
 sub filterfeedname {  sub filterfeedname {
     my $filename=shift;      my $filename=shift;
     $filename=~s/(\_rss\.html|\.rss)$//;      $filename=~s/(\_rss\.html|\.rss)$//;
     $filename=~s/\W//g;      $filename=~s/\W//g;
       $filename=~s/\_rssfeed$//;
       $filename=~s/^nohist\_//;
     return $filename;      return $filename;
 }  }
   
Line 74  sub renamefeed { Line 77  sub renamefeed {
 }  }
   
 sub advertisefeeds {  sub advertisefeeds {
     return;  
     my ($uname,$udom,$edit)=@_;      my ($uname,$udom,$edit)=@_;
     my $feeds='';      my $feeds='';
     my %feednames=&Apache::lonnet::dump('nohist_all_rss_feeds',$udom,$uname);      my %feednames=&Apache::lonnet::dump('nohist_all_rss_feeds',$udom,$uname);
Line 84  sub advertisefeeds { Line 86  sub advertisefeeds {
     }      }
     foreach my $feed (sort(keys(%feednames))) {      foreach my $feed (sort(keys(%feednames))) {
  if ($feed!~/^error\:/) {   if ($feed!~/^error\:/) {
     my $feedurl='feed://'.$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';      my $feedurl='http://'.$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
     my $htmlurl='http://'.$ENV{'HTTP_HOST'}.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';      my $htmlurl='http://'.$ENV{'HTTP_HOST'}.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';
     $feeds.='<li>'.$feednames{$feed}.      $feeds.='<li>'.$feednames{$feed}.
  '<br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a>'.   '<br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a>'.
  ($edit?'':'<br />RSS: <a href="'.$feedurl.'"><tt>'.$feedurl.'</tt></a>').'</li>';   '<br />RSS: <a href="'.$feedurl.'"><tt>'.$feedurl.'</tt></a></li>';
  }   }
     }      }
     if ($feeds) {      if ($feeds) {
Line 98  sub advertisefeeds { Line 100  sub advertisefeeds {
     }      }
 }  }
   
   sub rss_link {
       my ($url) = @_;
       return qq|<link rel="alternate" type="application/rss+xml" title="Course Announcements" href="$url" />|;
   }
   
 {  {
     my $feedcounter;      my $feedcounter;
     sub addentry {      sub get_new_feed_id {
  $feedcounter++;   $feedcounter++;
  my $id=time.'00000'.$$.'00000'.$feedcounter;   return time().'00000'.$$.'00000'.$feedcounter;
  return &editentry($id,@_);  
     }      }
 }  }
   
   sub addentry {
       my $id=&get_new_feed_id();
       return &editentry($id,@_);
   }
   
 sub editentry {  sub editentry {
     my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enclength,$enctype)=@_;      my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enctype)=@_;
       if ($status eq 'deleted') {
    return &changestatus($id,$uname,$udom,$filename,$status);
       }
     my $feedname=&feedname($filename);      my $feedname=&feedname($filename);
     &Apache::lonnet::put('nohist_all_rss_feeds',      &Apache::lonnet::put('nohist_all_rss_feeds',
  { &filterfeedname($filename) => &displayfeedname($filename,$uname,$udom) },   { &filterfeedname($filename) => &displayfeedname($filename,$uname,$udom) },
Line 118  sub editentry { Line 132  sub editentry {
  $id.'_description' => $description,   $id.'_description' => $description,
  $id.'_link' => $url,   $id.'_link' => $url,
  $id.'_enclosureurl' => $encurl,   $id.'_enclosureurl' => $encurl,
  $id.'_enclosurelength' => $enclength,  
  $id.'_enclosuretype' => $enctype,   $id.'_enclosuretype' => $enctype,
  $id.'_status' => $status},$udom,$uname);   $id.'_status' => $status},$udom,$uname);
 }  }
Line 131  sub changestatus { Line 144  sub changestatus {
        $id.'_description',         $id.'_description',
        $id.'_link',         $id.'_link',
        $id.'_enclosureurl',         $id.'_enclosureurl',
        $id.'_enclosurelength',  
        $id.'_enclosuretype',         $id.'_enclosuretype',
        $id.'_status'],$udom,$uname);         $id.'_status'],$udom,$uname);
     } else {      } else {
Line 140  sub changestatus { Line 152  sub changestatus {
 }  }
   
 sub changed_js {  sub changed_js {
   
     return <<ENDSCRIPT;      return <<ENDSCRIPT;
 <script type="text/javascript">  <script type="text/javascript">
     function changed(tform,id) {      function changed(tform,id) {
         tform.elements[id+"_modified"].checked=true;          tform.elements[id+"_modified"].checked=true;
     }      }
 </script>  </script>
 ENDSCRIPT      ENDSCRIPT
   }
   
   sub determine_enclosure_types {
       my ($url)=@_;
       my ($ending)=($url=~/\.(\w+)$/);
       return &Apache::loncommon::filemimetype($ending);
 }  }
   
 sub handler {  sub handler {
Line 177  sub handler { Line 194  sub handler {
     my $feedname=&feedname($filename);      my $feedname=&feedname($filename);
     my $displayfeedname=&displayfeedname($filename,$uname,$udom);      my $displayfeedname=&displayfeedname($filename,$uname,$udom);
     if ($html) {      if ($html) {
  $r->print(&Apache::lonxml::xmlbegin().   $r->print(&Apache::loncommon::start_page($displayfeedname,undef,
   &Apache::loncommon::head($displayfeedname).   {'domain'         => $udom,
   &Apache::loncommon::bodytag($displayfeedname,'','','',$udom,    'force_register' =>
       $env{'form.register'}).        $env{'form.register'}}).
   &changed_js());    &changed_js());
       } else { # render RSS
     } else {  
  $r->print("<rss version='2.0' xmlns:dc='http://purl.org/dc/elements/1.1'>\n<channel>".   $r->print("<rss version='2.0' xmlns:dc='http://purl.org/dc/elements/1.1'>\n<channel>".
   "\n<link>http://".$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.    "\n<link>http://".$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.
   $filterfeedname.'_rss.html</link>'.    $filterfeedname.'_rss.html</link>'.
Line 191  sub handler { Line 207  sub handler {
   &mt('An RSS Feed provided by the LON-CAPA Learning Content Management System').    &mt('An RSS Feed provided by the LON-CAPA Learning Content Management System').
   '</description>');    '</description>');
     }      }
   # Do we have stuff to store?
       my $newid = &get_new_feed_id();
 # Is this user for real?  # Is this user for real?
     my $homeserver=&Apache::lonnet::homeserver($uname,$udom);      my $homeserver=&Apache::lonnet::homeserver($uname,$udom);
     if ($html) {      if ($html) {
Line 198  sub handler { Line 216  sub handler {
     }       } 
     if ($homeserver eq 'no_host') {      if ($homeserver eq 'no_host') {
  $r->print(($html?'<h3>':'<title>').&mt('No feed available').($html?'</h3>':'</title>'));   $r->print(($html?'<h3>':'<title>').&mt('No feed available').($html?'</h3>':'</title>'));
     } else {      } else { # is indeed a user
 # Course or user?  # Course or user?
  my $name='';   my $name='';
  if ($uname=~/^\d/) {   if ($uname=~/^\d/) {
Line 207  sub handler { Line 225  sub handler {
  } else {   } else {
     $name=&Apache::loncommon::nickname($uname,$udom);      $name=&Apache::loncommon::nickname($uname,$udom);
  }   }
         $r->print("\n".          if ($displayfeedname) { # this is an existing feed
   ($html?'<h3>':'<title>').  # Anything to store?
   &mt('LON-CAPA Feed "[_1]" for [_2]',$displayfeedname,$name).      if ($edit) {
   ($html?'</h3>'.($edit?'<form method="post"><br />'.   my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
   &mt('Name of blog/journal').   foreach my $entry (sort(keys(%newsfeed)),$env{'form.newid'}.'_status') {
   ': <input type="text" size="50" name="newblogname" value="'.      if ($entry=~/^(\d+)\_status$/) {
   $displayfeedname.'" />':'').'<ul>':'</title>'));   my $id=$1;
    if ($env{'form.'.$id.'_modified'}) {
       &editentry($id,$uname,$udom,$feedname,
          $env{'form.'.$id.'_title'},
          $env{'form.'.$id.'_description'},
          $env{'form.'.$id.'_url'},
          $env{'form.'.$id.'_status'});
    }
       }
    }
    if ($env{'form.newblogname'} ne $displayfeedname) {
       &Apache::lonnet::put('nohist_all_rss_feeds',{ $filterfeedname => $env{'form.newblogname'} },$udom,$uname);
       $displayfeedname=&displayfeedname($filename,$uname,$udom);
    }
       } #done storing
   
       $r->print("\n".
         ($html?'<h3>':'<title>').
         &mt('LON-CAPA Feed "[_1]" for [_2]',$displayfeedname,$name).
         ($html?'</h3>'.($edit?'<form method="post"><br />'.
         &mt('Name of blog/journal').
         ': <input type="text" size="50" name="newblogname" value="'.
         $displayfeedname.'" />':'').'<ul>':'</title>'));
 # Render private items?  # Render private items?
         my $viewpubliconly=1;      my $viewpubliconly=1;
         if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {      if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
     $viewpubliconly=0;   $viewpubliconly=0;
  }      }
 # Get feed items  # Get feed items
         my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);      my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
  foreach my $entry (sort(keys(%newsfeed))) {      foreach my $entry (sort(keys(%newsfeed)),$newid.'_status') {
     if ($entry=~/^(\d+)\_status$/) {   if ($entry=~/^(\d+)\_status$/) { # is an entry
  my $id=$1;      my $id=$1;
  if ($edit) {      if ($edit) {
     my %lt=&Apache::lonlocal::texthash('public' => 'public',   my %lt=&Apache::lonlocal::texthash('public' => 'public',
        'private' => 'private',     'private' => 'private',
        'hidden' => 'hidden',     'hidden' => 'hidden',
        'delete' => 'delete',     'delete' => 'delete',
        'store' => 'Store changes');     'store' => 'Store changes',
     my %status=();     'title' => 'Title',
     $status{$newsfeed{$id.'_status'}}='checked="checked"';     'link' => 'Link',
     $r->print(<<ENDEDIT);     'description' => 'Description');
    my %status=();
    unless ($newsfeed{$id.'_status'}) { $newsfeed{$id.'_status'}='public'; }
    $status{$newsfeed{$id.'_status'}}='checked="checked"';
    $r->print(<<ENDEDIT);
 <li>  <li>
 <label><input name='$id\_modified' type='checkbox' /> $lt{'store'}</label>  <label><input name='$id\_modified' type='checkbox' value="modified" /> $lt{'store'}</label>
 &nbsp;&nbsp;  &nbsp;&nbsp;
 <label><input name='$id\_status' type="radio" value="public" $status{'public'} onClick="changed(this.form,'$id');" /> $lt{'public'}</label>  <label><input name='$id\_status' type="radio" value="public" $status{'public'} onClick="changed(this.form,'$id');" /> $lt{'public'}</label>
 &nbsp;&nbsp;  &nbsp;&nbsp;
Line 242  sub handler { Line 286  sub handler {
 &nbsp;&nbsp;  &nbsp;&nbsp;
 <label><input name='$id\_status' type="radio" value="hidden" $status{'hidden'} onClick="changed(this.form,'$id');" /> $lt{'hidden'}</label>  <label><input name='$id\_status' type="radio" value="hidden" $status{'hidden'} onClick="changed(this.form,'$id');" /> $lt{'hidden'}</label>
 &nbsp;&nbsp;  &nbsp;&nbsp;
 <label><input name='$id\_status' type="radio" value="delete" onClick="changed(this.form,'$id');" /> $lt{'delete'}</label>  <label><input name='$id\_status' type="radio" value="deleted" onClick="changed(this.form,'$id');" /> $lt{'delete'}</label>
 <br />  <br />
 <input name='$id\_title' type='text' size='80' value='$newsfeed{$id.'_title'}' onChange="changed(this.form,'$id');" /><br />  $lt{'title'}:
   <input name='$id\_title' type='text' size='60' value='$newsfeed{$id.'_title'}' onChange="changed(this.form,'$id');" /><br />
   $lt{'description'}:<br />
 <textarea name='$id\_description' rows="6" cols="80" onChange="changed(this.form,'$id');">$newsfeed{$id.'_description'}</textarea><br />  <textarea name='$id\_description' rows="6" cols="80" onChange="changed(this.form,'$id');">$newsfeed{$id.'_description'}</textarea><br />
 <input name='$id\_link' type='text' size='80' value='$newsfeed{$id.'_link'}' onChange="changed(this.form,'$id');" />  $lt{'link'}:
   <input name='$id\_link' type='text' size='60' value='$newsfeed{$id.'_link'}' onChange="changed(this.form,'$id');" />
 <hr /></li>  <hr /></li>
 ENDEDIT  ENDEDIT
  } else {      } else { # not in edit mode, just displaying
     if (($newsfeed{$id.'_status'} ne 'public') && ($viewpubliconly)) { next; }   if (($newsfeed{$id.'_status'} ne 'public') && ($viewpubliconly)) { next; }
     if ($newsfeed{$id.'_status'} eq 'hidden') { next; }   if ($newsfeed{$id.'_status'} eq 'hidden') { next; }
     $r->print("\n".($html?"\n<li><b>":"<item>\n<title>").$newsfeed{$id.'_title'}.   $r->print("\n".($html?"\n<li><b>":"<item>\n<title>").$newsfeed{$id.'_title'}.
       ($html?"</b><br />\n":"</title>\n<description>").    ($html?"</b><br />\n":"</title>\n<description>").
       $newsfeed{$id.'_description'}.    $newsfeed{$id.'_description'}.
       ($html?"<br />\n<a href='":"</description>\n<link>").    ($html?"<br />\n<a href='":"</description>\n<link>").
       "http://".$ENV{'HTTP_HOST'}.    "http://".$ENV{'HTTP_HOST'}.
       $newsfeed{$id.'_link'}.    $newsfeed{$id.'_link'}.
       ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"));    ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"));
     if ($newsfeed{$id.'_enclosureurl'}) {  # Enclosure? Get stats
  $r->print(($html?"<a href='":"\n<enclosure url='").   if ($newsfeed{$id.'_enclosureurl'}) {
   $newsfeed{$id.'_enclosureurl'}."' length='".$newsfeed{$id.'_enclosurelength'}.      my @stat=&Apache::lonnet::stat_file($newsfeed{$id.'_enclosureurl'});
   "' type='".$newsfeed{$id.'_enclosuretype'}.($html?"'>".&mt('Enclosure')."</a>":"' />"));      if ($stat[7]) {
     }  # Has non-zero length (and exists)
     if ($html) {   my $enclosuretype=$newsfeed{$id.'_enclosetype'};
  $r->print("\n<hr /></li>\n");   $r->print(($html?"<a href='":"\n<enclosure url='").
     } else {    $newsfeed{$id.'_enclosureurl'}."' length='".$stat[7].
  $r->print("\n<guid isPermaLink='false'>".$id.$filterfeedname.'_'.$udom.'_'.$uname."</guid></item>\n");    "' type='".$enclosuretype.($html?"'>".&mt('Enclosure')."</a>":"' />"));
     }      }
    }
    if ($html) { # is HTML
       $r->print("\n<hr /></li>\n");
    } else { # is RSS
       $r->print("\n<guid isPermaLink='false'>".$id.$filterfeedname.'_'.$udom.'_'.$uname."</guid></item>\n");
    }
       } # end of "in edit mode"
    } # end of rendering a real entry
       } # end of loop through all keys
       if ($html) {
    $r->print('</ul>');
    if ($edit) {
       $r->print('<input type="hidden" name="newid" value="'.$newid.'"/><input type="submit" value="'.&mt('Store Marked Changes').'" />');
  }   }
     }      }
  }   } # was a real display feedname
     }   $r->print(($html?'</form>'.&Apache::loncommon::end_page():'</channel></rss>'."\n"));
     $r->print("\n".($html?'</ul>'.($edit?'<input type="submit" value="'.&mt('Store Marked Changes').'" /></form>':'').&Apache::loncommon::end_page():'</channel></rss>'."\n"));      } # a real user
     return OK;      return OK;
 }   } # end handler
 1;  1;
 __END__  __END__
Removed from v.1.8  
changed lines
  Added in v.1.18

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