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   1  
   2  M.core_completion = {};
   3  
   4  M.core_completion.init = function(Y) {
   5      // Check the reload-forcing
   6      var changeDetector = Y.one('#completion_dynamic_change');
   7      if (changeDetector.get('value') > 0) {
   8          changeDetector.set('value', 0);
   9          window.location.reload();
  10          return;
  11      }
  12  
  13      var handle_success = function(id, o, args) {
  14          Y.one('#completion_dynamic_change').set('value', 1);
  15  
  16          if (o.responseText != 'OK') {
  17              alert('An error occurred when attempting to save your tick mark.\n\n('+o.responseText+'.)'); //TODO: localize
  18  
  19          } else {
  20              var current = args.state.get('value');
  21              var modulename = args.modulename.get('value');
  22              if (current == 1) {
  23                  var altstr = M.str.completion['completion-alt-manual-y'].replace('{$a}', modulename);
  24                  var titlestr = M.str.completion['completion-title-manual-y'].replace('{$a}', modulename);
  25                  args.state.set('value', 0);
  26                  args.image.set('src', M.util.image_url('i/completion-manual-y', 'moodle'));
  27                  args.image.set('alt', altstr);
  28                  args.image.set('title', titlestr);
  29              } else {
  30                  var altstr = M.str.completion['completion-alt-manual-n'].replace('{$a}', modulename);
  31                  var titlestr = M.str.completion['completion-title-manual-n'].replace('{$a}', modulename);
  32                  args.state.set('value', 1);
  33                  args.image.set('src', M.util.image_url('i/completion-manual-n', 'moodle'));
  34                  args.image.set('alt', altstr);
  35                  args.image.set('title', titlestr);
  36              }
  37          }
  38  
  39          args.ajax.remove();
  40      };
  41  
  42      var handle_failure = function(id, o, args) {
  43          alert('An error occurred when attempting to save your tick mark.\n\n('+o.responseText+'.)'); //TODO: localize
  44          args.ajax.remove();
  45      };
  46  
  47      var toggle = function(e) {
  48          e.preventDefault();
  49  
  50          var form = e.target;
  51          var cmid = 0;
  52          var completionstate = 0;
  53          var state = null;
  54          var image = null;
  55          var modulename = null;
  56  
  57          var inputs = Y.Node.getDOMNode(form).getElementsByTagName('input');
  58          for (var i=0; i<inputs.length; i++) {
  59              switch (inputs[i].name) {
  60                   case 'id':
  61                       cmid = inputs[i].value;
  62                       break;
  63                    case 'completionstate':
  64                       completionstate = inputs[i].value;
  65                       state = Y.one(inputs[i]);
  66                       break;
  67                    case 'modulename':
  68                       modulename = Y.one(inputs[i]);
  69                       break;
  70              }
  71              if (inputs[i].type == 'image') {
  72                  image = Y.one(inputs[i]);
  73              }
  74          }
  75  
  76          // start spinning the ajax indicator
  77          var ajax = Y.Node.create('<div class="ajaxworking" />');
  78          form.append(ajax);
  79  
  80          var cfg = {
  81              method: "POST",
  82              data: 'id='+cmid+'&completionstate='+completionstate+'&fromajax=1&sesskey='+M.cfg.sesskey,
  83              on: {
  84                  success: handle_success,
  85                  failure: handle_failure
  86              },
  87              arguments: {state: state, image: image, ajax: ajax, modulename: modulename}
  88          };
  89  
  90          Y.use('io-base', function(Y) {
  91              Y.io(M.cfg.wwwroot+'/course/togglecompletion.php', cfg);
  92          });
  93      };
  94  
  95      // register submit handlers on manual tick completion forms
  96      Y.all('form.togglecompletion').each(function(form) {
  97          if (!form.hasClass('preventjs')) {
  98              Y.on('submit', toggle, form);
  99          }
 100      });
 101  
 102      // hide the help if there are no completion toggles or icons
 103      var help = Y.one('#completionprogressid');
 104      if (help && !(Y.one('form.togglecompletion') || Y.one('.autocompletion'))) {
 105          help.setStyle('display', 'none');
 106      }
 107  };
 108  
 109