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   1  var coursetagdivs = null;
   2  var coursetag_tags = new Array();
   3  
   4  function init_tag_autocomplete() {
   5  YUI().use('yui2-autocomplete', 'yui2-datasource', 'yui2-animation', 'yui2-connection', function(Y) {
   6      var myDataSource = new Y.YUI2.util.XHRDataSource("./tag_autocomplete.php");
   7      myDataSource.responseType = Y.YUI2.util.XHRDataSource.TYPE_TEXT;
   8      myDataSource.responseSchema = {
   9          recordDelim: "\n",
  10          fieldDelim: "\t"
  11      };
  12      myDataSource.maxCacheEntries = 60;
  13  
  14      // Instantiate the AutoComplete
  15      var myAutoComp = new Y.YUI2.widget.AutoComplete("id_relatedtags", "relatedtags-autocomplete", myDataSource);
  16      document.getElementById('id_relatedtags').style.width = '30%';
  17      myAutoComp.allowBrowserAutocomplete = false;
  18      myAutoComp.maxResultsDisplayed = 20;
  19      myAutoComp.minQueryLength = 3;
  20      myAutoComp.delimChar = [","," "];
  21      myAutoComp.formatResult = function(oResultData, sQuery, sResultMatch) {
  22          return (sResultMatch);
  23      };
  24  
  25      return {
  26          myDataSource: myDataSource,
  27          myAutoComp: myAutoComp
  28      };
  29  });
  30  }
  31  
  32  function ctags_checkinput(val) {
  33      var len = val.length;
  34      if (len < 2 || len > 50) {
  35          alert(M.str.block_tags.jserror1);
  36          return false;
  37      } else if (val.indexOf("<") > 0) {
  38          alert(M.str.block_tags.jserror2);
  39          return false;
  40      } else if (val.indexOf(">") > 0) {
  41          alert(M.str.block_tags.jserror2);
  42          return false;
  43      } else {
  44          return true;
  45      }
  46  }
  47  
  48  function set_course_tag(key) {
  49      window.coursetag_tags[window.coursetag_tags.length] = key;
  50  }
  51  
  52  function add_tag_footer_link(eid, ltitle, laction, ltext) {
  53      var e = document.getElementById(eid);
  54      if (e) {
  55          var link = document.createElement('a');
  56          link.setAttribute('href', '');
  57          link.setAttribute('title', ltitle);
  58          link.appendChild(document.createTextNode(ltext));
  59          var callback = function () {
  60              ctags_show_div(laction);
  61          };
  62          YUI().use('yui2-event', function(Y) {
  63              Y.YUI2.util.Event.addListener(link, 'click', callback);
  64          });
  65          if (e.childNodes.length > 0) {
  66              e.appendChild(document.createTextNode(' | '));
  67          } else {
  68              e.appendChild(document.createElement('hr'));
  69          }
  70          e.appendChild(link);
  71      }
  72  }