MDL-66553 tags: option to accesshide label when displaying a taglist

lib/outputrenderers.php

@@ -4511,10 +4511,12 @@ EOD;
      * @param int $limit limit the number of tags to display, if size of $tags is more than this limit the "more" link
      *               will be appended to the end, JS will toggle the rest of the tags
      * @param context $pagecontext specify if needed to overwrite the current page context for the view tag link
+     * @param bool $accesshidelabel if true, the label should have class="accesshide" added.
      * @return string
      */
-    public function tag_list($tags, $label = null, $classes = '', $limit = 10, $pagecontext = null) {
-        $list = new \core_tag\output\taglist($tags, $label, $classes, $limit, $pagecontext);
+    public function tag_list($tags, $label = null, $classes = '', $limit = 10,
+            $pagecontext = null, $accesshidelabel = false) {
+        $list = new \core_tag\output\taglist($tags, $label, $classes, $limit, $pagecontext, $accesshidelabel);
         return $this->render_from_template('core_tag/taglist', $list->export_for_template($this));
     }
 

tag/classes/output/taglist.php

@@ -45,6 +45,9 @@ class taglist implements templatable {
     /** @var string */
     protected $label;
 
+    /** @var bool $accesshidelabel if true, the label should have class="accesshide" added. */
+    protected $accesshidelabel;
+
     /** @var string */
     protected $classes;
 
@@ -59,14 +62,17 @@ class taglist implements templatable {
      *               to use default, set to '' (empty string) to omit the label completely
      * @param string $classes additional classes for the enclosing div element
      * @param int $limit limit the number of tags to display, if size of $tags is more than this limit the "more" link
-     *               will be appended to the end, JS will toggle the rest of the tags
+     *               will be appended to the end, JS will toggle the rest of the tags. 0 means no limit.
      * @param context $pagecontext specify if needed to overwrite the current page context for the view tag link
+     * @param bool $accesshidelabel if true, the label should have class="accesshide" added.
      */
-    public function __construct($tags, $label = null, $classes = '', $limit = 10, $pagecontext = null) {
+    public function __construct($tags, $label = null, $classes = '',
+            $limit = 10, $pagecontext = null, $accesshidelabel = false) {
         global $PAGE;
         $canmanagetags = has_capability('moodle/tag:manage', \context_system::instance());
 
         $this->label = ($label === null) ? get_string('tags') : $label;
+        $this->accesshidelabel = $accesshidelabel;
         $this->classes = $classes;
         $fromctx = $pagecontext ? $pagecontext->id :
                 (($PAGE->context->contextlevel == CONTEXT_SYSTEM) ? 0 : $PAGE->context->id);
@@ -106,6 +112,7 @@ class taglist implements templatable {
         return (object)array(
             'tags' => array_values($this->tags),
             'label' => $this->label,
+            'accesshidelabel' => $this->accesshidelabel,
             'tagscount' => $cnt,
             'overflow' => ($this->limit && $cnt > $this->limit) ? 1 : 0,
             'classes' => $this->classes,

tag/classes/tag.php

@@ -648,7 +648,8 @@ class core_tag_tag {
      * @param int[] $itemids
      * @param int $standardonly wether to return only standard tags or any
      * @param int $tiuserid tag instance user id, only needed for tag areas with user tagging
-     * @return core_tag_tag[] each object contains additional fields taginstanceid, taginstancecontextid and ordering
+     * @return core_tag_tag[][] first array key is itemid. For each itemid,
+     *      an array tagid => tag object with additional fields taginstanceid, taginstancecontextid and ordering
      */
     public static function get_items_tags($component, $itemtype, $itemids, $standardonly = self::BOTH_STANDARD_AND_NOT,
             $tiuserid = 0) {

tag/templates/taglist.mustache

@@ -38,6 +38,7 @@
         {"id":1,"name":"Mice","viewurl":"http://moodle.org/tag/index.php?tag=Mice","isstandard":"0","flag":0}
     ],
         "label": "Tags",
+        "accesshidelabel": false,
         "tagscount": 3,
         "overflow": 1,
         "classes": "someadditionalclass"
@@ -47,7 +48,7 @@
 {{#tagscount}}
     <div class="tag_list hideoverlimit {{classes}}">
     {{#label}}
-    <b>{{label}}:</b>
+        <b{{#accesshidelabel}} class="accesshide"{{/accesshidelabel}}>{{label}}:</b>
     {{/label}}
     <ul class="inline-list">
         {{#tags}}