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Diff for /loncom/interface/lonrss.pm between versions 1.2 and 1.6

version 1.2, 2005/11/18 13:35:30 version 1.6, 2005/11/20 19:37:44
Line 36  use Apache::lontexconvert; Line 36  use Apache::lontexconvert;
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonhtmlcommon;  use Apache::lonhtmlcommon;
   
 my $feedcounter=0;  
   
 sub filterfeedname {  sub filterfeedname {
     my $filename=shift;      my $filename=shift;
     $filename=~s/\.rss$//;      $filename=~s/(\_rss\.html|\.rss)$//;
     $filename=~s/\W//g;      $filename=~s/\W//g;
     return $filename;      return $filename;
 }  }
Line 76  sub renamefeed { Line 74  sub renamefeed {
 }  }
   
 sub advertisefeeds {  sub advertisefeeds {
     my ($uname,$udom)=@_;      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);
     foreach (sort keys %feednames) {      my $mode='public';
  if ($_!~/^error\:/) {      if ($edit) {
     my $url='feed://'.$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.$_.'.rss';   $mode='adm';
     $feeds.='<li><a href="'.$url.'">'.      }
  $feednames{$_}.'</a><br /><tt>'.$url.'</tt></li>';      foreach my $feed (sort(keys(%feednames))) {
    if ($feed!~/^error\:/) {
       my $feedurl='feed://'.$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
       my $htmlurl='http://'.$ENV{'HTTP_HOST'}.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';
       $feeds.='<li>'.$feednames{$feed}.
    '<br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a>'.
    ($edit?'':'<br />RSS: <a href="'.$feedurl.'"><tt>'.$feedurl.'</tt></a>').'</li>';
  }   }
     }      }
     if ($feeds) {      if ($feeds) {
Line 93  sub advertisefeeds { Line 97  sub advertisefeeds {
     }      }
 }  }
   
 sub addentry {  {
     $feedcounter++;      my $feedcounter;
     my $id=time.'00000'.$$.'00000'.$feedcounter;      sub addentry {
     return &editentry($id,@_);   $feedcounter++;
    my $id=time.'00000'.$$.'00000'.$feedcounter;
    return &editentry($id,@_);
       }
 }  }
   
 sub editentry {  sub editentry {
Line 133  sub changestatus { Line 140  sub changestatus {
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
     &Apache::loncommon::content_type($r,'text/xml');  
       my $edit=0;
       my $html=0;
       my (undef,$mode,$udom,$uname,$filename)=split(/\//,$r->uri);
       if (($mode eq 'adm') && ($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
    $edit=1;
    $html=1;
       }
       if ($filename=~/\.html$/) {
    $html=1;
       }
       if ($html) {
    &Apache::loncommon::content_type($r,'text/html');
       } else {
   # Workaround Mozilla/Firefox
   # &Apache::loncommon::content_type($r,'application/rss+xml');
    &Apache::loncommon::content_type($r,'text/xml');
       }
     $r->send_http_header;      $r->send_http_header;
     return OK if $r->header_only;      return OK if $r->header_only;
   
     my (undef,undef,$udom,$uname,$filename)=split(/\//,$r->uri);  
     my $filterfeedname=&filterfeedname($filename);      my $filterfeedname=&filterfeedname($filename);
     my $feedname=&feedname($filename);      my $feedname=&feedname($filename);
     my $displayfeedname=&displayfeedname($filename,$uname,$udom);      my $displayfeedname=&displayfeedname($filename,$uname,$udom);
     $r->print("<rss version='2.0' xmlns:dc='http://purl.org/dc/elements/1.1'>\n<channel>".      if ($html) {
       "\n<link>http://".$ENV{'HTTP_HOST'}.'/</link>'.   $r->print(&Apache::lonxml::xmlbegin().&Apache::loncommon::bodytag
       "\n<description>".&mt('An RSS Feed provided by the LON-CAPA Learning Content Management System').'</description>');                    ($displayfeedname,'','','',$udom,
                      $env{'form.register'}).<<ENDSCRIPT);
   <script>
       function changed(tform,id) {
           tform.elements[id+"_modified"].checked=true;
       }
   </script>
   ENDSCRIPT
       } else {
    $r->print("<rss version='2.0' xmlns:dc='http://purl.org/dc/elements/1.1'>\n<channel>".
     "\n<link>http://".$ENV{'HTTP_HOST'}.'/public/'.$udom.'/'.$uname.'/'.
     $filterfeedname.'_rss.html</link>'.
     "\n<description>".
     &mt('An RSS Feed provided by the LON-CAPA Learning Content Management System').
     '</description>');
       }
 # 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) {
    $r->print(&advertisefeeds($uname,$udom,$edit));
       } 
     if ($homeserver eq 'no_host') {      if ($homeserver eq 'no_host') {
  $r->print('<title>'.&mt('No feed available').'</title>');   $r->print(($html?'<h3>':'<title>').&mt('No feed available').($html?'</h3>':'</title>'));
     } else {      } else {
 # Course or user?  # Course or user?
  my $name='';   my $name='';
Line 157  sub handler { Line 198  sub handler {
  } else {   } else {
     $name=&Apache::loncommon::nickname($uname,$udom);      $name=&Apache::loncommon::nickname($uname,$udom);
  }   }
         $r->print("\n<title>".&mt('LON-CAPA RSS Feed "[_1]" for [_2]',$displayfeedname,$name).'</title>');          $r->print("\n".
     ($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 $udom)) {
Line 165  sub handler { Line 212  sub handler {
  }   }
 # Get feed items  # Get feed items
         my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);          my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
  foreach (sort keys %newsfeed) {   foreach my $entry (sort(keys(%newsfeed))) {
     if ($_=~/^(\d+)\_status$/) {      if ($entry=~/^(\d+)\_status$/) {
  my $id=$1;   my $id=$1;
  if (($newsfeed{$id.'_status'} ne 'public') && ($viewpubliconly)) { next; }   if ($edit) {
  if ($newsfeed{$id.'_status'} eq 'hidden') { next; }      my %lt=&Apache::lonlocal::texthash('public' => 'public',
  $r->print("\n<item>\n<title>".$newsfeed{$id.'_title'}."</title>\n<description>".         'private' => 'private',
   $newsfeed{$id.'_description'}."</description>\n<link>".         'hidden' => 'hidden',
   $newsfeed{$id.'_link'}."</link>\n");         'delete' => 'delete',
  if ($newsfeed{$id.'_enclosureurl'}) {         'store' => 'Store changes');
     $r->print("\n<enclosure url='".$newsfeed{$id.'_enclosureurl'}."' length='".$newsfeed{$id.'_enclosurelength'}.      my %status=();
       "' type='".$newsfeed{$id.'_enclosuretype'}."' />");      $status{$newsfeed{$id.'_status'}}='checked="checked"';
       $r->print(<<ENDEDIT);
   <li>
   <label><input name='$id\_modified' type='checkbox' /> $lt{'store'}</label>
   &nbsp;&nbsp;
   <label><input name='$id\_status' type="radio" value="public" $status{'public'} onClick="changed(this.form,'$id');" /> $lt{'public'}</label>
   &nbsp;&nbsp;
   <label><input name='$id\_status' type="radio" value="private" $status{'private'} onClick="changed(this.form,'$id');" /> $lt{'private'}</label>
   &nbsp;&nbsp;
   <label><input name='$id\_status' type="radio" value="hidden" $status{'hidden'} onClick="changed(this.form,'$id');" /> $lt{'hidden'}</label>
   &nbsp;&nbsp;
   <label><input name='$id\_status' type="radio" value="delete" onClick="changed(this.form,'$id');" /> $lt{'delete'}</label>
   <br />
   <input name='$id\_title' type='text' size='80' value='$newsfeed{$id.'_title'}' onChange="changed(this.form,'$id');" /><br />
   <textarea name='$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,'$id');" />
   <hr /></li>
   ENDEDIT
    } else {
       if (($newsfeed{$id.'_status'} ne 'public') && ($viewpubliconly)) { next; }
       if ($newsfeed{$id.'_status'} eq 'hidden') { next; }
       $r->print("\n".($html?"\n<li><b>":"<item>\n<title>").$newsfeed{$id.'_title'}.
         ($html?"</b><br />\n":"</title>\n<description>").
         $newsfeed{$id.'_description'}.
         ($html?"<br />\n<a href='":"</description>\n<link>").
         "http://".$ENV{'HTTP_HOST'}.
         $newsfeed{$id.'_link'}.
         ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"));
       if ($newsfeed{$id.'_enclosureurl'}) {
    $r->print(($html?"<a href='":"\n<enclosure url='").
     $newsfeed{$id.'_enclosureurl'}."' length='".$newsfeed{$id.'_enclosurelength'}.
     "' type='".$newsfeed{$id.'_enclosuretype'}.($html?"'>".&mt('Enclosure')."</a>":"' />"));
       }
       if ($html) {
    $r->print("\n<hr /></li>\n");
       } else {
    $r->print("\n<guid isPermaLink='false'>".$id.$filterfeedname.'_'.$udom.'_'.$uname."</guid></item>\n");
       }
  }   }
  $r->print("\n<guid>".$id.$filterfeedname.'_'.$udom.'_'.$uname."</guid></item>\n");  
     }      }
  }   }
     }      }
     $r->print("\n</channel></rss>\n");      $r->print("\n".($html?'</ul>'.($edit?'<input type="submit" value="'.&mt('Store Marked Changes').'" /></form>':'').'</body></html>':'</channel></rss>'."\n"));
     return OK;      return OK;
 }   } 
   
 1;  1;
 __END__  __END__
Removed from v.1.2  
changed lines
  Added in v.1.6

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