wice_grid.coffee.js

wice_grid.coffee.js

var WiceGridProcessor, toggle_multi_select;
WiceGridProcessor = function(name, base_request_for_filter, base_link_for_show_all_records, link_for_export, parameter_name_for_query_loading, parameter_name_for_focus, environment) {
  this.checkIfJsFrameworkIsLoaded = function() {
    if (!jQuery) {
      return alert("jQuery not loaded, WiceGrid cannot proceed!");
    }
  };
  this.checkIfJsFrameworkIsLoaded();
  this.name = name;
  this.parameter_name_for_query_loading = parameter_name_for_query_loading;
  this.parameter_name_for_focus = parameter_name_for_focus;
  this.base_request_for_filter = base_request_for_filter;
  this.base_link_for_show_all_records = base_link_for_show_all_records;
  this.link_for_export = link_for_export;
  this.filter_declarations = new Array();
  this.environment = environment;
  this.toString = function() {
    return "<WiceGridProcessor instance for grid '" + this.name + "'>";
  };
  this.process = function(dom_id_to_focus) {
    return window.location = this.build_url_with_params(dom_id_to_focus);
  };
  this.reload_page_for_given_grid_state = function(grid_state) {
    var request_path;
    request_path = this.grid_state_to_request(grid_state);
    return window.location = this.append_to_url(this.base_link_for_show_all_records, request_path);
  };
  this.load_query = function(query_id) {
    var request;
    request = this.append_to_url(this.build_url_with_params(), this.parameter_name_for_query_loading + encodeURIComponent(query_id));
    return window.location = request;
  };
  this.save_query = function(field_id, query_name, base_path_to_query_controller, grid_state, input_ids) {
    var request_path;
    if (input_ids instanceof Array) {
      input_ids.each(dom_id)(function() {
        return grid_state.push(['extra[' + dom_id + ']', $('#' + dom_id)[0].value]);
      });
    }
    request_path = this.grid_state_to_request(grid_state);
    return jQuery.ajax({
      url: base_path_to_query_controller,
      async: true,
      data: request_path + '&query_name=' + encodeURIComponent(query_name),
      dataType: 'script',
      type: 'POST',
      success: function() {
        return $('#' + field_id).val('');
      }
    });
  };
  this.grid_state_to_request = function(grid_state) {
    return jQuery.map(grid_state, function(pair) {
      return encodeURIComponent(pair[0]) + '=' + encodeURIComponent(pair[1]);
    }).join('&');
  };
  this.append_to_url = function(url, str) {
    var sep;
    if (url.indexOf('?') !== -1) {
      if (/[&\?]$/.exec(url)) {
        sep = '';
      } else {
        sep = '&';
      }
    } else {
      sep = '?';
    }
    return url + sep + str;
  };
  this.build_url_with_params = function(dom_id_to_focus) {
    var all_filter_params, res, results, _this;
    results = new Array();
    _this = this;
    jQuery.each(this.filter_declarations, function(i, filter_declaration) {
      var param;
      param = _this.read_values_and_form_query_string(filter_declaration.filter_name, filter_declaration.detached, filter_declaration.templates, filter_declaration.ids);
      if (param && param !== '') {
        return results.push(param);
      }
    });
    res = this.base_request_for_filter;
    if (results.length !== 0) {
      all_filter_params = results.join('&');
      res = this.append_to_url(res, all_filter_params);
    }
    if (dom_id_to_focus) {
      res = this.append_to_url(res, this.parameter_name_for_focus + dom_id_to_focus);
    }
    return res;
  };
  this.reset = function() {
    return window.location = this.base_request_for_filter;
  };
  this.export_to_csv = function() {
    return window.location = this.link_for_export;
  };
  this.register = function(func) {
    return this.filter_declarations.push(func);
  };
  this.read_values_and_form_query_string = function(filter_name, detached, templates, ids) {
    var el, i, j, message, res, val, _ref, _ref2;
    res = new Array();
    for (i = 0, _ref = templates.length - 1; 0 <= _ref ? i <= _ref : i >= _ref; 0 <= _ref ? i++ : i--) {
      if ($(ids[i]) === null) {
        if (this.environment === "development") {
          message = 'WiceGrid: Error reading state of filter "' + filter_name + '". No DOM element with id "' + ids[i] + '" found.';
          if (detached) {
            message += 'You have declared "' + filter_name + '" as a detached filter but have not output it anywhere in the template. Read documentation about detached filters.';
          }
          alert(message);
        }
        return '';
      }
      el = $('#' + ids[i]);
      if (el[0] && el[0].type === 'checkbox') {
        if (el[0].checked) {
          val = 1;
        }
      } else {
        val = el.val();
      }
      if (val instanceof Array) {
        for (j = 0, _ref2 = val.length - 1; 0 <= _ref2 ? j <= _ref2 : j >= _ref2; 0 <= _ref2 ? j++ : j--) {
          if (val[j] && val[j] !== "") {
            res.push(templates[i] + encodeURIComponent(val[j]));
          }
        }
      } else if (val && val !== '') {
        res.push(templates[i] + encodeURIComponent(val));
      }
    }
    return res.join('&');
  };
  return this;
};
toggle_multi_select = function(select_id, link_obj, expand_label, collapse_label) {
  var select;
  select = $('#' + select_id)[0];
  if (select.multiple === true) {
    select.multiple = false;
    return link_obj.title = expand_label;
  } else {
    select.multiple = true;
    return link_obj.title = collapse_label;
  }
};
WiceGridProcessor._version = '0.4.3';