MDL-2712 tags: removing the anchor links when there are no results

moodle · Mar 9, 2012 · 5c333af · 5c333af
1 parent 5bbf3cb
commit 5c333af
Showing 1 changed file with 72 additions and 45 deletions.
diff --git a/tag/index.php b/tag/index.php
@@ -92,14 +92,51 @@
 echo $OUTPUT->heading($tagname, 2, 'headingblock header tag-heading');
 tag_print_management_box($tag);
 tag_print_description_box($tag);
+// Check what type of results are avaialable
+require_once($CFG->dirroot.'/tag/coursetagslib.php');
+$courses = coursetag_get_tagged_courses($tag->id);
+
+if (has_capability('moodle/blog:view', $systemcontext)) {
+    require_once($CFG->dirroot.'/blog/lib.php');
+    require_once($CFG->dirroot.'/blog/locallib.php');
+
+    $bloglisting = new blog_listing(array('tag' => $tag->id));
+    $limit = 10;
+    $start = 0;
+    $blogs = $bloglisting->get_entries($start, $limit);
+}
+$usercount = tag_record_count('user', $tag->id);
 
-echo '<div class="relatedpages"><p><a href="#course">'.get_string('courses').
+// Only include <a href />'s to those anchors that actually will be shown
- '</a> | <a href="#blog">'.get_string('relatedblogs', 'tag').
+$relatedpageslink = "";
- '</a> | <a href="#user">'.get_string('users').'</a></p></div>';
+$countanchors = 0;
+if (!empty($courses)) {
+    $relatedpageslink = '<a href="#course">'.get_string('courses').'</a>';
+    $countanchors++;
+}
+if (!empty($blogs)) {
+    if ($countanchors > 0) {
+        $relatedpageslink .= ' | ';
+    }
+    $relatedpageslink .= '<a href="#blog">'.get_string('relatedblogs', 'tag').'</a>';
+    $countanchors++;
+}
+if ($usercount > 0) {
+    if ($countanchors > 0) {
+        $relatedpageslink .= ' | ';
+    }
+    $relatedpageslink .= '<a href="#user">'.get_string('users').'</a>';
+    $countanchors++;
+}
+// If only one anchor is present, no <a href /> is needed
+if ($countanchors == 0) {
+    echo '<div class="relatedpages"><p>'.get_string('noresultsfor', 'tag', $tagname).'</p></div>';
+} elseif ($countanchors > 1) {
+    echo '<div class="relatedpages"><p>'.$relatedpageslink.'</p></div>';
+}
 
 // Display courses tagged with the tag
-require_once($CFG->dirroot.'/tag/coursetagslib.php');
+if (!empty($courses)) {
-if ($courses = coursetag_get_tagged_courses($tag->id)) {
 
     $totalcount = count( $courses );
     echo $OUTPUT->box_start('generalbox', 'tag-blogs'); //could use an id separate from tag-blogs, but would have to copy the css style to make it look the same
@@ -116,49 +153,39 @@
 }
 
 // Print up to 10 previous blogs entries
-if (has_capability('moodle/blog:view', $systemcontext)) {
-    require_once($CFG->dirroot.'/blog/lib.php');
-    require_once($CFG->dirroot.'/blog/locallib.php');
 
-    $bloglisting = new blog_listing(array('tag' => $tag->id));
+if (!empty($blogs)) {
-    $limit = 10;
+	echo $OUTPUT->box_start('generalbox', 'tag-blogs');
-    $start = 0;
+	$heading = get_string('relatedblogs', 'tag', $tagname). ' ' . get_string('taggedwith', 'tag', $tagname);
-
+	echo "<a name='blog'></a>";
-    if ($blogs = $bloglisting->get_entries($start, $limit)) {
+	echo $OUTPUT->heading($heading, 3);
-
+
-        echo $OUTPUT->box_start('generalbox', 'tag-blogs');
+	echo '<ul id="tagblogentries">';
-        $heading = get_string('relatedblogs', 'tag', $tagname). ' ' . get_string('taggedwith', 'tag', $tagname);
+	foreach ($blogs as $blog) {
-        echo "<a name='blog'></a>";
+	    if ($blog->publishstate == 'draft') {
-        echo $OUTPUT->heading($heading, 3);
+	        $class = 'class="dimmed"';
-
+	    } else {
-        echo '<ul id="tagblogentries">';
+	        $class = '';
-        foreach ($blogs as $blog) {
+	    }
-            if ($blog->publishstate == 'draft') {
+	    echo '<li '.$class.'>';
-                $class = 'class="dimmed"';
+	    echo '<a '.$class.' href="'.$CFG->wwwroot.'/blog/index.php?entryid='.$blog->id.'">';
-            } else {
+	    echo format_string($blog->subject);
-                $class = '';
+	    echo '</a>';
-            }
+	    echo ' - ';
-            echo '<li '.$class.'>';
+	    echo '<a '.$class.' href="'.$CFG->wwwroot.'/user/view.php?id='.$blog->userid.'">';
-            echo '<a '.$class.' href="'.$CFG->wwwroot.'/blog/index.php?entryid='.$blog->id.'">';
+	    echo fullname($blog);
-            echo format_string($blog->subject);
+	    echo '</a>';
-            echo '</a>';
+	    echo ', '. userdate($blog->lastmodified);
-            echo ' - ';
+	    echo '</li>';
-            echo '<a '.$class.' href="'.$CFG->wwwroot.'/user/view.php?id='.$blog->userid.'">';
+	}
-            echo fullname($blog);
+	echo '</ul>';
-            echo '</a>';
+
-            echo ', '. userdate($blog->lastmodified);
+	$allblogsurl = new moodle_url('/blog/index.php', array('tagid' => $tag->id));
-            echo '</li>';
+	echo '<p class="moreblogs"><a href="'.$allblogsurl->out().'">'.get_string('seeallblogs', 'tag', $tagname).'</a></p>';
-        }
+
-        echo '</ul>';
+	echo $OUTPUT->box_end();
-
-        $allblogsurl = new moodle_url('/blog/index.php', array('tagid' => $tag->id));
-        echo '<p class="moreblogs"><a href="'.$allblogsurl->out().'">'.get_string('seeallblogs', 'tag', $tagname).'</a></p>';
-
-        echo $OUTPUT->box_end();
-    }
 }
 
-$usercount = tag_record_count('user', $tag->id);
 if ($usercount > 0) {
 
     //user table box