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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                  altstr,
  23                  titlestr;
  24              if (current == 1) {
  25                  altstr = M.util.get_string('completion-alt-manual-y', 'completion', modulename);
  26                  titlestr = M.util.get_string('completion-title-manual-y', 'completion', modulename);
  27                  args.state.set('value', 0);
  28                  args.image.set('src', M.util.image_url('i/completion-manual-y', 'moodle'));
  29                  args.image.set('alt', altstr);
  30                  args.image.set('title', titlestr);
  31              } else {
  32                  altstr = M.util.get_string('completion-alt-manual-n', 'completion', modulename);
  33                  titlestr = M.util.get_string('completion-title-manual-n', 'completion', modulename);
  34                  args.state.set('value', 1);
  35                  args.image.set('src', M.util.image_url('i/completion-manual-n', 'moodle'));
  36                  args.image.set('alt', altstr);
  37                  args.image.set('title', titlestr);
  38              }
  39          }
  40  
  41          args.ajax.remove();
  42      };
  43  
  44      var handle_failure = function(id, o, args) {
  45          alert('An error occurred when attempting to save your tick mark.\n\n('+o.responseText+'.)'); //TODO: localize
  46          args.ajax.remove();
  47      };
  48  
  49      var toggle = function(e) {
  50          e.preventDefault();
  51  
  52          var form = e.target;
  53          var cmid = 0;
  54          var completionstate = 0;
  55          var state = null;
  56          var image = null;
  57          var modulename = null;
  58  
  59          var inputs = Y.Node.getDOMNode(form).getElementsByTagName('input');
  60          for (var i=0; i<inputs.length; i++) {
  61              switch (inputs[i].name) {
  62                   case 'id':
  63                       cmid = inputs[i].value;
  64                       break;
  65                    case 'completionstate':
  66                       completionstate = inputs[i].value;
  67                       state = Y.one(inputs[i]);
  68                       break;
  69                    case 'modulename':
  70                       modulename = Y.one(inputs[i]);
  71                       break;
  72              }
  73              if (inputs[i].type == 'image') {
  74                  image = Y.one(inputs[i]);
  75              }
  76          }
  77  
  78          // start spinning the ajax indicator
  79          var ajax = Y.Node.create('<div class="ajaxworking" />');
  80          form.append(ajax);
  81  
  82          var cfg = {
  83              method: "POST",
  84              data: 'id='+cmid+'&completionstate='+completionstate+'&fromajax=1&sesskey='+M.cfg.sesskey,
  85              on: {
  86                  success: handle_success,
  87                  failure: handle_failure
  88              },
  89              arguments: {state: state, image: image, ajax: ajax, modulename: modulename}
  90          };
  91  
  92          Y.use('io-base', function(Y) {
  93              Y.io(M.cfg.wwwroot+'/course/togglecompletion.php', cfg);
  94          });
  95      };
  96  
  97      // register submit handlers on manual tick completion forms
  98      Y.all('form.togglecompletion').each(function(form) {
  99          if (!form.hasClass('preventjs')) {
 100              Y.on('submit', toggle, form);
 101          }
 102      });
 103  
 104      // hide the help if there are no completion toggles or icons
 105      var help = Y.one('#completionprogressid');
 106      if (help && !(Y.one('form.togglecompletion') || Y.one('.autocompletion'))) {
 107          help.setStyle('display', 'none');
 108      }
 109  };
 110  
 111