--- loncom/interface/lonrss.pm 2006/12/04 21:51:31 1.30
+++ loncom/interface/lonrss.pm 2009/07/27 12:12:47 1.48
@@ -1,7 +1,7 @@
# The LearningOnline Network
# RSS Feeder
#
-# $Id: lonrss.pm,v 1.30 2006/12/04 21:51:31 albertel Exp $
+# $Id: lonrss.pm,v 1.48 2009/07/27 12:12:47 kalberla Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -29,14 +29,14 @@
package Apache::lonrss;
use strict;
-use LONCAPA (:DEFAULT :match);
+use LONCAPA;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::lonnet;
use Apache::lontexconvert;
use Apache::lonlocal;
use Apache::lonhtmlcommon;
-
+use Apache::inputtags();
sub filterfeedname {
my $filename=shift;
@@ -94,18 +94,20 @@ sub advertisefeeds {
}
my $server = &Apache::lonnet::absolute_url();
foreach my $feed (sort(keys(%feednames))) {
- if (($feed!~/^error\:/) && ($feed!~/^feed\_display\_option\_/)) {
- my $feedurl= $server.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
- my $htmlurl= $server.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';
- if ($feednames{'feed_display_option_'.$feed} eq 'hidden') {
- if ($edit) {
- $feeds.='<li><i>'.$feednames{$feed}.'</i><br />'.&mt('Hidden').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a></li>';
- }
- } else {
- $feeds.='<li><b>'.$feednames{$feed}.
- '</b><br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a>'.
- '<br />RSS: <a href="'.$feedurl.'"><tt>'.$feedurl.'</tt></a></li>';
+ next if ($feed =~/^\s*$/ ||
+ $feed =~ /^error:/ ||
+ $feed =~ /^feed_display_option_/);
+
+ my $feedurl= $server.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
+ my $htmlurl= $server.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';
+ if ($feednames{'feed_display_option_'.$feed} eq 'hidden') {
+ if ($edit) {
+ $feeds.='<li><i>'.$feednames{$feed}.'</i><br />'.&mt('Hidden').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a></li>';
}
+ } else {
+ $feeds.='<li><b>'.$feednames{$feed}.
+ '</b><br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$feednames{$feed}.' HTML</tt></a>'.
+ '<br />'.&mt('Public RSS/podcast (subscribe to)').': <a href="'.$feedurl.'"><tt>'.$feednames{$feed}.' RSS/Podcast</tt></a></li>';
}
}
if ($feeds) {
@@ -116,8 +118,22 @@ sub advertisefeeds {
}
sub rss_link {
- my ($url) = @_;
- return qq|<link rel="alternate" type="application/rss+xml" title="Course Announcements" href="$url" />|;
+ my ($uname,$udom)=@_;
+ my $result;
+ my $server = &Apache::lonnet::absolute_url();
+ my %feednames=&Apache::lonnet::dump('nohist_all_rss_feeds',$udom,$uname);
+ foreach my $feed (sort(keys(%feednames))) {
+ next if ($feed =~/^\s*$/ ||
+ $feed =~ /^error:/ ||
+ $feed =~/^feed_display_option_/ );
+ my $url= $server.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
+ my $title = $feed;
+ $title =~ s/_/ /g;
+ $result.=qq|
+<link rel="alternate" type="application/rss+xml" title="$title" href="$url" />
+|;
+ }
+ return $result;
}
{
@@ -242,9 +258,11 @@ sub blocking_blogdisplay {
if ($blockcause eq 'user') {
$output .= &mt('This is because you are a student in one or more courses in which communication is being blocked.');
if ($html) {
- $output .= '<br />'.
- &Apache::loncommon::build_block_table($startblock,
- $endblock,\%setters);
+ #$output .= '<br />'.
+ #&Apache::loncommon::build_block_table($startblock,
+ # $endblock,\%setters);
+ my ($blocked, $blocktext) = Apache::loncommon::blocking_status('blogs');
+ $output .= '<br /><br />'.$blocktext;
}
} else {
$output .= &mt('This is because the blog owner is a student in one or more courses in which communication is being blocked.');
@@ -287,17 +305,33 @@ sub handler {
my $filterfeedname=&filterfeedname($filename);
my $feedname=&feedname($filename);
my ($displayfeedname,$displayoption)=&displayfeedname($filename,$uname,$udom);
- my ($blocked,$blocktext);
- if ($uname !~ /^$match_courseid$/) {
+ my ($blocked,$blocktext,$disabled,$disabletext);
+ if (!&Apache::lonnet::is_course($udom,$uname)) {
($blocked,$blocktext) = &blocking_blogdisplay($uname,$udom,$html,$filterfeedname);
+ if (&Apache::lonnet::usertools_access($uname,$udom,'blog')) {
+ $disabled = 0;
+ } else {
+ $disabled = 1;
+ if ($html) {
+ $disabletext = '<h2>'.&mt('No user blog available') .'</h2>'.
+ &mt('This is a result of one of the following:').'<ul>'.
+ '<li>'.&mt('The administrator of this domain has disabled blog functionality for this specific user.').'</li>'.
+ '<li>'.&mt('The domain has been configured to disable, by default, blog functionality for all users in the domain.').'</li>'.
+ '</ul>';
+ } else {
+ $disabletext = &mt('No user blog available');
+ }
+ }
}
if ($html) {
- my $title = $displayfeedname?$displayfeedname
- :"Available RSS Feeds and Blogs";
- $r->print(&Apache::loncommon::start_page($title,undef,
- {'domain' => $udom,
- 'force_register' =>
- $env{'form.register'}}).
+# my $title = $displayfeedname?$displayfeedname:"Available RSS Feeds and Blogs";
+ my $title = "My Space";
+ my $rss_link = &Apache::lonrss::rss_link($uname,$udom);
+ my $brcrumb = [{href=>$rss_link,text=>"Available RSS Feeds and Blogs"}];
+ $r->print(&Apache::loncommon::start_page($title,$rss_link,
+ {'bread_crumbs' => $brcrumb,
+ 'domain' => $udom,
+ 'force_register' => $env{'form.register'}}).
&changed_js());
} else { # render RSS
my $server = &Apache::lonnet::absolute_url();
@@ -312,7 +346,7 @@ sub handler {
my $newid = &get_new_feed_id();
# Is this user for real?
my $homeserver=&Apache::lonnet::homeserver($uname,$udom);
- if ($html && !$blocked) {
+ if ($html && !$blocked && !$disabled) {
# Any new feeds or renaming of feeds?
if ($edit) {
# Hide a feed?
@@ -344,10 +378,13 @@ sub handler {
} elsif ($blocked) {
$r->print($blocktext);
$r->print(($html?&Apache::loncommon::end_page():'</channel></rss>'."\n"));
+ } elsif ($disabled) {
+ $r->print($disabletext);
+ $r->print(($html?&Apache::loncommon::end_page():'</channel></rss>'."\n"));
} else { # is indeed a user
# Course or user?
my $name='';
- if ($uname =~ /^$match_courseid$/) {
+ if (&Apache::lonnet::is_course($udom,$uname)) {
my %cenv=&Apache::lonnet::dump('environment',$udom,$uname);
$name=$cenv{'description'};
} else {
@@ -355,9 +392,10 @@ sub handler {
}
# Add a new feed
if (($html) && ($edit)) {
- $r->print('<form method="post">');
- $r->print(&mt('Name for New Feed').": <input type='text' size='40' name='namenewblog' />");
- $r->print('<input type="submit" value="'.&mt('Start a New Feed').'" />');
+ $r->print('<h4>' . &mt('New RSS Feed or Blog'). '</h4>');
+ $r->print('<form method="post" name="makenewfeed">');
+ $r->print(&mt('Name').": <input type='text' size='40' name='namenewblog' />");
+ $r->print('<input type="submit" value="'.&mt('New Feed').'" />');
$r->print('</form>');
}
if ($displayfeedname) { # this is an existing feed
@@ -374,8 +412,10 @@ sub handler {
'status',
'enclosureurl',
'enclosuretype']);
+
# my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enctype)=@_;
+
&editentry($env{'form.queryid'},
$uname,$udom,$filename,
$env{'form.title'},
@@ -386,6 +426,8 @@ sub handler {
$env{'form.enctype'}
);
}
+
+# store away the fields modified in the online form
my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
foreach my $entry (sort(keys(%newsfeed)),$env{'form.newid'}.'_status') {
if ($entry=~/^(\d+)\_status$/) {
@@ -402,6 +444,49 @@ sub handler {
}
}
}
+
+# see if we have any uploaded or portfolio files
+ my @uploadeditems=();
+
+ if ($env{'form.HWFILE0_0'}) {
+# We have an uploaded file - store it away.
+ $uploadeditems[0]=&Apache::lonnet::userfileupload('HWFILE0_0',undef,'portfolio/podcasts');
+ }
+ if ($env{'form.HWPORT0_0'}) {
+# Selected portfolio files
+ foreach my $filename (split(/\,/,$env{'form.HWPORT0_0'})) {
+ if ($filename) {
+# construct full path and remember
+ push(@uploadeditems,'/uploaded/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/portfolio'.$filename);
+ }
+ }
+ }
+# the zeroth item should be stored together with the last displayed (newid) field
+ if ($uploadeditems[0]) {
+ my $id=$env{'form.newid'};
+ &editentry($id,$uname,$udom,$feedname,
+ $env{'form.'.$id.'_title'},
+ $env{'form.'.$id.'_description'},
+ $env{'form.'.$id.'_link'},
+ $env{'form.'.$id.'_status'},
+ $uploadeditems[0],
+ &Apache::loncommon::filemimetype(($uploadeditems[0]=~/\.(\w+)$/)[0]),
+ );
+ &Apache::lonnet::make_public_indefinitely($uploadeditems[0]);
+ }
+# if there are more files, they need new entries, since each can only have one enclosure
+ for (my $i=1; $i<=$#uploadeditems; $i++) {
+ my $id = &get_new_feed_id().$i;
+ &editentry($id,$uname,$udom,$feedname,
+ 'New Entry',
+ '',
+ '',
+ 'public',
+ $uploadeditems[$i],
+ &Apache::loncommon::filemimetype(($uploadeditems[$i]=~/\.(\w+)$/)[0]),
+ );
+ &Apache::lonnet::make_public_indefinitely($uploadeditems[$i]);
+ }
} #done storing
# Render private items?
@@ -410,7 +495,7 @@ sub handler {
($html?'<hr /><h3>':'<title>').
&mt('LON-CAPA Feed "[_1]" for [_2]',$displayfeedname,$name).
($displayoption eq 'hidden'?' ('.&mt('Hidden').')':'').
- ($html?'</h3>'.($edit?'<form method="post"><br />'.
+ ($html?'</h3>'.($edit?'<form method="post" name="lonhomework" enctype="multipart/form-data"><br />'.
&mt('Name of this Feed').
': <input type="text" size="50" name="newblogname" value="'.
$displayfeedname.'" />':'').'<ul>':'</title>'));
@@ -419,7 +504,7 @@ sub handler {
}
# Get feed items
my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
- foreach my $entry (sort(keys(%newsfeed)),$newid.'_status') {
+ foreach my $entry (sort {$b cmp $a} (keys(%newsfeed)),$newid.'_status') {
if ($entry=~/^(\d+)\_status$/) { # is an entry
my $id=$1;
if ($edit) {
@@ -427,10 +512,21 @@ sub handler {
'private' => 'private',
'hidden' => 'hidden',
'delete' => 'delete',
- 'store' => 'Store changes',
+ 'store' => 'Select',
'title' => 'Title',
'link' => 'Link',
- 'description' => 'Description');
+ 'description' => 'Description',
+ 'enc' => 'Podcasted enclosure');
+ my $uploadlink;
+ if ($entry==$newid) {
+# Generate upload link only for last (new) entry
+ $uploadlink=&Apache::inputtags::file_selector(0,0,'*','both');
+ } else {
+# Otherwise, display
+ $uploadlink='<tt>'.$newsfeed{$id.'_enclosureurl'}.'</tt>'.
+ "<input type='hidden' name='$id\_enclosureurl' value='$newsfeed{$id.'_enclosureurl'}' />".
+ "<input type='hidden' name='$id\_enclosuretype' value='$newsfeed{$id.'_enclosuretype'}' />";
+ }
my %status=();
unless ($newsfeed{$id.'_status'}) { $newsfeed{$id.'_status'}='public'; }
$status{$newsfeed{$id.'_status'}}='checked="checked"';
@@ -451,7 +547,9 @@ $lt{'title'}:
$lt{'description'}:<br />
<textarea name='$id\_description' rows="6" cols="80" onChange="changed(this.form,'$id');">$newsfeed{$id.'_description'}</textarea><br />
$lt{'link'}:
-<input name='$id\_link' type='text' size='60' value='$newsfeed{$id.'_link'}' onChange="changed(this.form,'$id');" />
+<input name='$id\_link' type='text' size='60' value='$newsfeed{$id.'_link'}' onChange="changed(this.form,'$id');" /><br />
+$lt{'enc'} -
+$uploadlink
<hr /></li>
ENDEDIT
} else { # not in edit mode, just displaying
@@ -464,18 +562,22 @@ ENDEDIT
$r->print("\n".($html?"\n<li><b>":"<item>\n<title>").$newsfeed{$id.'_title'}.
($html?"</b><br />\n":"</title>\n<description>").
$newsfeed{$id.'_description'}.
- ($html?"<br />\n<a href='":"</description>\n<link>").
-
+ ($html?"<br />":"</description>\n").
+ ($link?($html?"\n<a href='":"<link>").
$link.
- ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"));
+ ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"):''));
+ my $enclosure=$newsfeed{$id.'_enclosureurl'};
# Enclosure? Get stats
- if ($newsfeed{$id.'_enclosureurl'}) {
- my @stat=&Apache::lonnet::stat_file($newsfeed{$id.'_enclosureurl'});
+ if ($enclosure) {
+ my @stat=&Apache::lonnet::stat_file($enclosure);
if ($stat[7]) {
# Has non-zero length (and exists)
- my $enclosuretype=$newsfeed{$id.'_enclosetype'};
+ my $enclosuretype=$newsfeed{$id.'_enclosuretype'};
+ if ($enclosure =~ m|^/| ) {
+ $enclosure = "http://".$ENV{'HTTP_HOST'}.$enclosure;
+ }
$r->print(($html?"<a href='":"\n<enclosure url='").
- $newsfeed{$id.'_enclosureurl'}."' length='".$stat[7].
+ $enclosure."' length='".$stat[7].
"' type='".$enclosuretype.($html?"'>".&mt('Enclosure')."</a>":"' />"));
}
}
@@ -490,7 +592,7 @@ ENDEDIT
if ($html) {
$r->print('</ul>');
if ($edit) {
- $r->print('<input type="hidden" name="newid" value="'.$newid.'"/><input type="submit" value="'.&mt('Store Marked Changes').'" />'.
+ $r->print('<input type="hidden" name="newid" value="'.$newid.'"/><input type="submit" value="'.&mt('Save Selected').'" />'.
($displayoption eq 'hidden'?'<input type="submit" name="advertisethisblog" value="'.&mt('Advertise this Feed').'" />':
'<input type="submit" name="hidethisblog" value="'.&mt('Hide this Feed').'" />'));
}