\
\
Filters
\
\
\
',
events: {
'click .js-hide': 'onHide',
'click .js-remove-filter': 'onRemoveFilter',
'submit form': 'onTermFiltersUpdate'
},
initialize: function() {
this.el = $(this.el);
_.bindAll(this, 'render');
this.model.bind('change', this.render);
this.model.bind('change:filters:new-blank', this.render);
this.render();
},
render: function() {
var tmplData = $.extend(true, {}, this.model.toJSON());
// we will use idx in list as there id ...
tmplData.filters = _.map(tmplData.filters, function(filter, idx) {
filter.id = idx;
return filter;
});
tmplData.termFilters = _.filter(tmplData.filters, function(filter) {
return filter.term !== undefined;
});
tmplData.termFilters = _.map(tmplData.termFilters, function(filter) {
var fieldId = _.keys(filter.term)[0];
return {
id: filter.id,
fieldId: fieldId,
label: fieldId,
value: filter.term[fieldId]
};
});
var out = $.mustache(this.template, tmplData);
this.el.html(out);
// are there actually any facets to show?
if (this.model.get('filters').length > 0) {
this.el.show();
} else {
this.el.hide();
}
},
onHide: function(e) {
e.preventDefault();
this.el.hide();
},
onRemoveFilter: function(e) {
e.preventDefault();
var $target = $(e.target);
var filterId = $target.closest('.filter').attr('data-filter-id');
this.model.removeFilter(filterId);
},
onTermFiltersUpdate: function(e) {
var self = this;
e.preventDefault();
var filters = self.model.get('filters');
var $form = $(e.target);
_.each($form.find('input'), function(input) {
var $input = $(input);
var filterIndex = parseInt($input.attr('data-filter-id'));
var value = $input.val();
var fieldId = $input.attr('data-filter-field');
filters[filterIndex].term[fieldId] = value;
});
self.model.set({filters: filters});
self.model.trigger('change');
}
});
my.FacetViewer = Backbone.View.extend({
className: 'recline-facet-viewer well',
template: ' \
× \
\
\
Facets
\
\
{{#facets}} \
\
{{/facets}} \
\
',
events: {
'click .js-hide': 'onHide',
'click .js-facet-filter': 'onFacetFilter'
},
initialize: function(model) {
_.bindAll(this, 'render');
this.el = $(this.el);
this.model.facets.bind('all', this.render);
this.model.fields.bind('all', this.render);
this.render();
},
render: function() {
var tmplData = {
facets: this.model.facets.toJSON(),
fields: this.model.fields.toJSON()
};
tmplData.facets = _.map(tmplData.facets, function(facet) {
if (facet._type === 'date_histogram') {
facet.entries = _.map(facet.entries, function(entry) {
entry.term = new Date(entry.time).toDateString();
return entry;
});
}
return facet;
});
var templated = $.mustache(this.template, tmplData);
this.el.html(templated);
// are there actually any facets to show?
if (this.model.facets.length > 0) {
this.el.show();
} else {
this.el.hide();
}
},
onHide: function(e) {
e.preventDefault();
this.el.hide();
},
onFacetFilter: function(e) {
var $target= $(e.target);
var fieldId = $target.closest('.facet-summary').attr('data-facet');
var value = $target.attr('data-value');
this.model.queryState.addTermFilter(fieldId, value);
}
});
/* ========================================================== */
// ## Miscellaneous Utilities
var urlPathRegex = /^([^?]+)(\?.*)?/;
// Parse the Hash section of a URL into path and query string
my.parseHashUrl = function(hashUrl) {
var parsed = urlPathRegex.exec(hashUrl);
if (parsed === null) {
return {};
} else {
return {
path: parsed[1],
query: parsed[2] || ''
};
}
};
// Parse a URL query string (?xyz=abc...) into a dictionary.
my.parseQueryString = function(q) {
if (!q) {
return {};
}
var urlParams = {},
e, d = function (s) {
return unescape(s.replace(/\+/g, " "));
},
r = /([^&=]+)=?([^&]*)/g;
if (q && q.length && q[0] === '?') {
q = q.slice(1);
}
while (e = r.exec(q)) {
// TODO: have values be array as query string allow repetition of keys
urlParams[d(e[1])] = d(e[2]);
}
return urlParams;
};
// Parse the query string out of the URL hash
my.parseHashQueryString = function() {
q = my.parseHashUrl(window.location.hash).query;
return my.parseQueryString(q);
};
// Compse a Query String
my.composeQueryString = function(queryParams) {
var queryString = '?';
var items = [];
$.each(queryParams, function(key, value) {
items.push(key + '=' + value);
});
queryString += items.join('&');
return queryString;
};
my.getNewHashForQueryString = function(queryParams) {
var queryPart = my.composeQueryString(queryParams);
if (window.location.hash) {
// slice(1) to remove # at start
return window.location.hash.split('?')[0].slice(1) + queryPart;
} else {
return queryPart;
}
};
my.setHashQueryString = function(queryParams) {
window.location.hash = my.getNewHashForQueryString(queryParams);
};
// ## notify
//
// Create a notification (a div.alert in div.alert-messsages) using provide messages and options. Options are:
//
// * category: warning (default), success, error
// * persist: if true alert is persistent, o/w hidden after 3s (default = false)
// * loader: if true show loading spinner
my.notify = function(message, options) {
if (!options) options = {};
var tmplData = _.extend({
msg: message,
category: 'warning'
},
options);
var _template = ' \
× \
{{msg}} \
{{#loader}} \
\
{{/loader}} \
';
var _templated = $.mustache(_template, tmplData);
_templated = $(_templated).appendTo($('.recline-data-explorer .alert-messages'));
if (!options.persist) {
setTimeout(function() {
$(_templated).fadeOut(1000, function() {
$(this).remove();
});
}, 1000);
}
};
// ## clearNotifications
//
// Clear all existing notifications
my.clearNotifications = function() {
var $notifications = $('.recline-data-explorer .alert-messages .alert');
$notifications.remove();
};
})(jQuery, recline.View);