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services.entity.js
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services.entity.js
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/**
* Creates an entity.
* @param {String} entity_type
* @param {String} bundle
* @param {Object} entity
* @param {Object} options
*/
function entity_create(entity_type, bundle, entity, options) {
try {
var path = entity_type + '.json';
if (in_array(entity_type, services_entity_types())) { path = 'entity_' + path; }
jDrupal.services.call({
method: 'POST',
async: options.async,
path: path,
service: options.service,
resource: options.resource,
entity_type: entity_type,
bundle: bundle,
data: JSON.stringify(entity),
success: function(data) {
try {
if (options.success) { options.success(data); }
}
catch (error) { console.log('entity_create - success - ' + error); }
},
error: function(xhr, status, message) {
try {
if (options.error) { options.error(xhr, status, message); }
}
catch (error) { console.log('entity_create - error - ' + error); }
}
});
}
catch (error) { console.log('entity_create - ' + error); }
}
/**
* Retrieves an entity.
* @param {String} entity_type
* @param {Number} ids
* @param {Object} options
*/
function entity_retrieve(entity_type, ids, options) {
//try {
var path = entity_type + '/' + ids + '.json';
if (in_array(entity_type, services_entity_types())) { path = 'entity_' + path; }
jDrupal.services.call({
method: 'GET',
path: path,
service: options.service,
resource: options.resource,
entity_type: entity_type,
entity_id: ids,
success: function(data) {
//try {
if (options.success) { options.success(data); }
//}
//catch (error) { console.log('entity_retrieve - success - ' + error); }
},
error: function(xhr, status, message) {
//try {
if (options.error) { options.error(xhr, status, message); }
//}
//catch (error) { console.log('entity_retrieve - error - ' + error); }
}
});
//}
//catch (error) { console.log('entity_retrieve - ' + error); }
}
/**
* Updates an entity.
* @param {String} entity_type
* @param {String} bundle
* @param {Object} entity
* @param {Object} options
*/
function entity_update(entity_type, bundle, entity, options) {
try {
var primary_key = entity_primary_key(entity_type);
var path = entity_type + '/' + entity[primary_key] + '.json';
if (in_array(entity_type, services_entity_types())) {
path = 'entity_' + path;
data = entity;
}
else { data = _entity_wrap(entity_type, entity); }
jDrupal.services.call({
method: 'PUT',
path: path,
service: options.service,
resource: options.resource,
entity_type: entity_type,
entity_id: entity[entity_primary_key(entity_type)],
bundle: bundle,
data: JSON.stringify(data),
success: function(result) {
try {
_entity_local_storage_delete(entity_type, entity[primary_key]);
if (options.success) { options.success(result); }
}
catch (error) { console.log('entity_update - success - ' + error); }
},
error: function(xhr, status, message) {
try {
if (options.error) { options.error(xhr, status, message); }
}
catch (error) { console.log('entity_update - error - ' + error); }
}
});
}
catch (error) { console.log('entity_update - ' + error); }
}
/**
* Deletes an entity.
* @param {String} entity_type
* @param {Number} entity_id
* @param {Object} options
*/
function entity_delete(entity_type, entity_id, options) {
try {
var path = entity_type + '/' + entity_id + '.json';
if (in_array(entity_type, services_entity_types())) { path = 'entity_' + path; }
jDrupal.services.call({
method: 'DELETE',
path: path,
service: options.service,
resource: options.resource,
entity_type: entity_type,
entity_id: entity_id,
success: function(data) {
try {
_entity_local_storage_delete(entity_type, entity_id);
if (options.success) { options.success(data); }
}
catch (error) { console.log('entity_delete - success - ' + error); }
},
error: function(xhr, status, message) {
try {
if (options.error) { options.error(xhr, status, message); }
}
catch (error) { console.log('entity_delete - error - ' + error); }
}
});
}
catch (error) { console.log('entity_delete - ' + error); }
}
/**
* Performs an entity index.
* @param {String} entity_type
* @param {String} query
* @param {Object} options
*/
function entity_index(entity_type, query, options) {
try {
// Build the query string and path to the index resource.
var query_string;
if (typeof query === 'object') {
query_string = entity_index_build_query_string(query);
}
else if (typeof query === 'string') {
query_string = query;
}
if (query_string) { query_string = '&' + query_string; }
else { query_string = ''; }
var path = entity_type + '.json' + query_string;
if (in_array(entity_type, services_entity_types())) { path = 'entity_' + path; }
// If entity caching is enabled, try to load the index results from local
// storage and return them instead.
var caching_enabled = entity_caching_enabled(entity_type);
if (caching_enabled) {
var result = _entity_index_local_storage_load(entity_type, path, {});
if (result && options.success) {
options.success(result);
return;
}
}
// Ask Drupal for an index on the entity(ies). Attach the query to the
// options object so pre/post process hook implementations can have access
// to it.
jDrupal.services.call({
method: 'GET',
path: path,
service: options.service,
resource: options.resource,
entity_type: entity_type,
query: query,
success: function(result) {
try {
if (options.success) {
// If entity caching is enabled and we fully loaded the entities,
// iterate over each entity and save them to local storage, then
// set aside this index path so the same query can easily be
// reloaded later.
if (
caching_enabled &&
query.options &&
query.options.entity_load
) {
for (var i = 0; i < result.length; i++) {
var entity = result[i];
_entity_set_expiration_time(entity);
_entity_local_storage_save(
entity_type,
result[i][entity_primary_key(entity_type)],
entity
);
}
_entity_index_local_storage_save(entity_type, path, result);
}
// Send along the results.
options.success(result);
}
}
catch (error) { console.log('entity_index - success - ' + error); }
},
error: function(xhr, status, message) {
try {
if (options.error) { options.error(xhr, status, message); }
}
catch (error) { console.log('entity_index - error - ' + error); }
}
});
}
catch (error) { console.log('entity_index - ' + error); }
}
/**
* Builds a query string from a query object for an entity index resource.
* @param {Object} query
* @return {String}
*/
function entity_index_build_query_string(query) {
try {
var result = '';
if (!query) { return result; }
if (query.fields) { // array
var fields = '';
for (var i = 0; i < query.fields.length; i++) {
fields += encodeURIComponent(query.fields[i]) + ',';
}
if (fields != '') {
fields = 'fields=' + fields.substring(0, fields.length - 1);
result += fields + '&';
}
}
if (query.parameters) { // object
var parameters = '';
for (var parameter in query.parameters) {
if (query.parameters.hasOwnProperty(parameter)) {
var key = encodeURIComponent(parameter);
var value = encodeURIComponent(query.parameters[parameter]);
parameters += 'parameters[' + key + ']=' + value + '&';
}
}
if (parameters != '') {
parameters = parameters.substring(0, parameters.length - 1);
result += parameters + '&';
}
}
if (query.parameters_op) { // object
var parameters_op = '';
for (var parameter_op in query.parameters_op) {
if (query.parameters_op.hasOwnProperty(parameter_op)) {
var key = encodeURIComponent(parameter_op);
var value = encodeURIComponent(query.parameters_op[parameter_op]);
// @TODO remove double compatability upon resolution of #2537968 on
// drupal.org
parameters_op += 'parameters_op[' + key + ']=' + value + '&';
parameters_op +=
'options[parameters_op][' + key + ']=' + value + '&';
}
}
if (parameters_op != '') {
parameters_op = parameters_op.substring(0, parameters_op.length - 1);
result += parameters_op + '&';
}
}
if (query.orderby) {
var orderby = '';
for (var column in query.orderby) {
if (!query.orderby.hasOwnProperty(column)) { continue; }
var key = encodeURIComponent(column);
var value = encodeURIComponent(query.orderby[column]);
// @TODO remove double compatability upon resolution of #2537968 on
// drupal.org
orderby += 'orderby[' + key + ']=' + value + '&';
orderby += 'options[orderby][' + key + ']=' + value + '&';
}
if (orderby != '') {
orderby = orderby.substring(0, orderby.length - 1);
result += orderby + '&';
}
}
if (query.options) {
var options = '';
for (var option in query.options) {
if (!query.options.hasOwnProperty(option)) { continue; }
var _option = query.options[option];
if (typeof _option === 'object') {
for (var column in _option) {
if (!_option.hasOwnProperty(column)) { continue; }
var key = encodeURIComponent(column);
var value = encodeURIComponent(_option[column]);
options += 'options[' + option + '][' + key + ']=' + value + '&';
}
}
else {
var value = encodeURIComponent(_option);
options += 'options[' + option + ']=' + value + '&';
}
}
if (options != '') {
options = options.substring(0, options.length - 1);
result += options + '&';
}
}
if (typeof query.page !== 'undefined') { // int
result += 'page=' + encodeURIComponent(query.page) + '&';
}
if (typeof query.page_size !== 'undefined') { // int
var msg =
'WARNING query.page_size is deprecated, use query.pagesize instead!';
console.log(msg);
result += 'pagesize=' + encodeURIComponent(query.page_size) + '&';
}
else if (typeof query.pagesize !== 'undefined') { // int
result += 'pagesize=' + encodeURIComponent(query.pagesize) + '&';
}
return result.substring(0, result.length - 1);
}
catch (error) { console.log('entity_index_build_query_string - ' + error); }
}
/**
* Wraps an entity in a JSON object, keyed by its type.
* @param {String} entity_type
* @param {Object} entity
* @return {String}
*/
function _entity_wrap(entity_type, entity) {
try {
// We don't wrap comments, taxonomy, users or commerce entities.
var entity_wrapper = {};
if (entity_type == 'comment' || entity_type == 'taxonomy_term' ||
entity_type == 'taxonomy_vocabulary' ||
entity_type == 'user' || entity_type.indexOf('commerce') != -1) {
entity_wrapper = entity;
}
else { entity_wrapper[entity_type] = entity; }
return entity_wrapper;
}
catch (error) { console.log('_entity_wrap - ' + error); }
}