taskify data model

gistfile1.js

    // items
    if (!todo.items) todo.items = [];
    for (var i=0; i<todo.items.length; i++) {
      var id = todo.items[i].id.indexOf('http') ? '#' + todo.items[i].id : todo.items[i].id;
      str += '\n'+ '<' + id + '> a <http://dig.csail.mit.edu/2010/issues/track#Task> .';
      str += '\n'+ '<' + id + '> <http://purl.org/dc/terms/description> "'+ escape(todo.items[i].text)  +'".';
      str += '\n'+ '<' + id + '> <http://www.w3.org/2002/12/cal/ical#completed> '+ todo.items[i].complete +'.';
      str += '\n'+ '<' + id + '> <https://taskify.org/ns/task#urgent> '+ todo.items[i].urgent +'.';
      str += '\n'+ '<' + id + '> <https://taskify.org/ns/task#important> '+ todo.items[i].important +'.';
      if (!todo.items[i].tags) todo.items[i].tags = [];
      for (var j=0; j<todo.items[i].tags.length; j++) {
        var obj = todo.items[i].tags[j].indexOf('http') ? '#' + todo.items[i].tags[j] : todo.items[i].tags[j];
        str += '\n'+ '<' + id + '> <http://commontag.org/ns#tagged> <'+ obj +'>.';
      }
    }

    // tags
    if (!todo.tags) todo.tags = [];
    for (var i=0; i<todo.tags.length; i++) {
      var id = todo.tags[i].id.indexOf('http') ? '#' + todo.tags[i].id :  todo.tags[i].id;
      str += '\n'+ '<' + id + '> a <http://commontag.org/ns#Tag> .';
      str += '\n'+ '<' + id + '> <http://commontag.org/ns#label> "'+ escape(todo.tags[i].name)  +'".';
    }

    // columns
    if (!todo.columns) todo.columns = [];
    for (var i=0; i<todo.columns.length; i++) {
      var id = todo.columns[i].id.indexOf('http') ? '#' + todo.columns[i].id : todo.columns[i].id;
      str += '\n'+ '<' + id + '> a <https://taskify.org/ns/task#Column> .';
      str += '\n'+ '<' + id + '> <https://taskify.org/ns/task#position> '+ i +' .';
      str += '\n'+ '<' + id + '> <http://purl.org/dc/terms/description> "'+ escape(todo.columns[i].name)  +'".';
      if (!todo.columns[i].items) todo.columns[i].items = [];
      for (var j=0; j<todo.columns[i].items.length; j++) {
        var obj = todo.columns[i].items[j].indexOf('http') ? '#' + todo.columns[i].items[j] : todo.columns[i].items[j];
        str += '\n'+ '<' + id + '> <https://taskify.org/ns/task#hasTask> <'+ obj +'>.';
      }
    }
  }

  // bookmarks
  tasktree = localStorage.tasktree;
  if (tasktree) tasktree = JSON.parse(tasktree);
  if (tasktree) {
    for (var i=0; i<tasktree.length; i++) {
      str += '\n <'+ tasktree[i]['@id']  +'> a <http://www.w3.org/2005/01/wf/flow#tracker> ; <http://purl.org/dc/terms/modified> "'+ tasktree[i]['modified']  +'" . ';
    }
  }