--- loncom/publisher/lonpubdir.pm	2014/08/05 19:32:23	1.160
+++ loncom/publisher/lonpubdir.pm	2014/10/13 14:50:42	1.161
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Authoring Space Directory Lister
 #
-# $Id: lonpubdir.pm,v 1.160 2014/08/05 19:32:23 musolffc Exp $
+# $Id: lonpubdir.pm,v 1.161 2014/10/13 14:50:42 goltermann Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -192,7 +192,15 @@ sub handler {
             .$columns{$key}{text}.$arrows[$idx].'</a></th>' :
             '<th>'.$columns{$key}{text}.'</th>');
     }
-    $r->print(&Apache::loncommon::start_data_table()
+
+my $result = "<script>
+    sessionStorage.setItem('CSTRcache','".&prepareJsonData($uname,$udom,$thisdisfn)."');
+    localStorage.setItem('CSTRtrans', '".&prepareJsonTranslations()."');
+</script>";
+    $r->print($result);
+
+    $r->print('<div id="currentFolder">'.&Apache::loncommon::start_data_table()
+        .'<th colspan=8 id="searchtitle" style="display:none"></th>'
         .&Apache::loncommon::start_data_table_header_row() . $output
         .&Apache::loncommon::end_data_table_header_row()
     );
@@ -299,10 +307,22 @@ sub handler {
         }
     }
 
-    $r->print( &Apache::loncommon::end_data_table()
-        .&Apache::loncommon::end_page() );
-
-    return OK;
+  $r->print(&Apache::loncommon::end_data_table()
+           .'</div><div id="otherplaces" style="display:none">'
+           .&Apache::loncommon::start_data_table()
+           .'<th colspan=7>'.&mt('Results in other directories:').'</th>'
+           .'<tr class="LC_header_row" id="otherplacestable">'
+           .'<th>'.&mt('Type').'</th>'
+           .'<th>'.&mt('Directory').'</th>'
+           .'<th>'.&mt('Name').'</th>'
+           .'<th>'.&mt('Title').'</th>'
+           .'<th colspan="2">'.&mt('Status').'</th>'
+           .'<th>'.&mt('Last Modified').'</th>'
+           .'</tr>'
+           .'</div>'
+           .&Apache::loncommon::end_page()
+  );
+  return OK;  
 }
 
 
@@ -493,12 +513,15 @@ sub dircontrols {
                                        go   => 'Go',
                                        prnt => 'Print contents of directory',
                                        crea => 'Create a new directory or LON-CAPA document',
+                                       qs   => 'Quick Search',
+                                       cs   => 'Case Sensitive',
+                                       re   => 'Regular Expression',
 				       acti => 'Actions for current directory',
 				       updc => 'Upload a new document',
 				       pick => 'Please select an action to perform using the new filename',
                                       );
     my $mytype = $lt{'type'}; # avoid conflict with " and ' in javascript
-    $r->print(<<END);
+    $r->printf(<<END,&Apache::loncommon::help_open_topic('Quicksearch'));
 <div class="LC_columnSection">
   <div>
     <form name="curractions" method="post" action="">
@@ -566,6 +589,20 @@ sub dircontrols {
 		 </span>
       </fieldset>
     </form>
+    </div>
+    <div>
+        <form>
+          <fieldset style="display:inline">
+                <legend>$lt{'qs'}</legend>
+                    <script src="/adm/quicksearch/quicksearch.js"></script>
+                    <input type="text" id="quickfilter" placeholder="Enter search term" onkeyup="applyFilter()"/>
+                    <input type="button" value="Clear" onclick="document.getElementById(\'quickfilter\').value=\'\'; applyFilter()" />
+                    %s
+                    <br />
+                    <label><input type="checkbox" id="casesens" onchange="applyFilter()"/>$lt{'cs'}&nbsp;&nbsp;</label>
+                    <label><input type="checkbox" id="regex" onchange="applyFilter()"/>$lt{'re'}&nbsp;&nbsp;</label>
+            </fieldset>
+        </form>
   </div>
 </div>
 END
@@ -909,6 +946,134 @@ sub check_for_versions {
     return $versions;
 }
 
+sub prepareJsonTranslations {
+    my $json = 
+        '{"translations":{'.
+            '"edit":"'.&mt('Edit').'",'.
+            '"editxml":"'.&mt('EditXML').'",'.
+            '"editmeta":"'.&mt('Edit Metadata').'",'.
+            '"obsolete":"'.&mt('Obsolete').'",'.
+            '"modified":"'.&mt('Modified').'",'.
+            '"published":"'.&mt('Published').'",'.
+            '"unpublished":"'.&mt('Unpublished').'",'.
+            '"diff":"'.&mt('Diff').'",'.
+            '"retrieve":"'.&mt('Retrieve').'",'.
+            '"directory":"'.&mt('Directory').'",'.
+            '"results":"'.&mt('Show results for keyword:').'"'.
+        '}}';
+}
+
+# gathers all files in the working directory except the ones that are already on screen
+sub prepareJsonData {
+    my ($uname, $udom, $pathToSkip) = @_;
+    my $path = "/home/httpd/html/priv/$udom/$uname/";
+
+    # maximum number of entries, to limit workload and required storage space
+    my $entries = 100;
+    my $firstfile = 1;
+    my $firstdir = 1;
+
+    my $json = '{"resources":[';
+    $json .= &prepareJsonData_rec($path, \$entries, \$firstfile, \$firstdir, $pathToSkip);
+    $json .= ']}';
+
+    # if the json string is invalid the whole search breaks.
+    # so we want to make sure that the string is valid in any case.
+    $json =~ s/,\s*,/,/g;
+    $json =~ s/\}\s*\{/\},\{/g;
+    $json =~ s/\}\s*,\s*\]/\}\]/g;
+    return $json;
+}
+
+# recursive part of json file gathering
+sub prepareJsonData_rec {
+    my ($path, $entries, $firstfile, $firstdir, $pathToSkip) = @_;
+    my $json;
+    my $skipThisFolder = $path =~ m/$pathToSkip\/$/?1:0;
+
+    my @dirs;
+    my @resources;
+    my @ignored = qw(bak log meta save . ..);
+
+# Phase 1: Gathering
+    opendir(DIR,$path);
+    my @files=sort {uc($a) cmp uc($b)} (readdir(DIR));
+    foreach my $filename (@files) {
+        next if ($filename eq '.DS_Store');
+
+        # gather all resources
+        if ($filename !~ /\./) {
+            # its a folder
+            push(@dirs, $filename);
+        } else {
+            # only push files we dont want to ignore
+            next if ($skipThisFolder);
+
+            $filename =~ /\.(\w+?)$/;
+            unless (grep /$1/, @ignored) {
+                push(@resources, $filename);
+            }
+        }
+    }
+    closedir(DIR);
+    # nothing to do here if both lists are empty
+    return unless ( @dirs || @resources );
+    
+# Phase 2: Working
+    $$firstfile = 1;
+
+    foreach (@dirs) {
+        $json .= '{"name":"'.$_.'",'.
+                  '"path":"'.$path.$_.'",'.
+                  '"title":"",'.
+                  '"status":"",'.
+                  '"cmtime":""},';
+    }
+
+    foreach (@resources) {
+        last if ($$entries < 1);
+        my $title = &getTitleString($path.$_);
+
+        my $privpath = $path.$_;
+        my $respath = $privpath;
+        $respath =~ s/httpd\/html\/priv\//httpd\/html\/res\//;
+
+        my $cmtime = (stat($privpath))[9];
+        my $rmtime = (stat($respath))[9];
+
+        unless ($$firstfile) { $json .= ','; } else { $$firstfile = 0; }
+
+        my $status = 'unpublished';
+
+        # if a resource is published, the published version (/html/res/filepath) gets its own modification time
+        # this is newer or equal then the version in your authoring space (/html/priv/filepath)
+        if ($rmtime >= $cmtime) {
+            # obsolete
+            if (&Apache::lonnet::metadata($respath, 'obsolete')) {
+                $status = 'obsolete';
+            }else{
+                $status = 'published';
+            }
+        } else {
+            $status = 'modified';
+        }
+
+        $json .= '{"name":"'.$_.'",'.
+                  '"path":"'.$path.'",'.
+                  '"title":"'.$title.'",'.
+                  '"status":"'.$status.'",'.
+                  '"cmtime":"'.&Apache::lonlocal::locallocaltime($cmtime).'"}';
+        $$entries--;
+    }
+
+    foreach(@dirs) {
+        next if ($$entries < 1);
+        $json .= ',';
+        $json .= &prepareJsonData_rec
+                    ($path.$_.'/', $entries, $firstfile, $firstdir, $pathToSkip);
+    }
+    return $json;
+}
 1;
 __END__