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'use strict';
var async = require('async'),
db = require('../database'),
utils = require('../../public/src/utils'),
translator = require('../../public/src/modules/translator'),
plugins = require('../plugins');
module.exports = function(Categories) {
Categories.update = function(modified, callback) {
var cids = Object.keys(modified);
async.each(cids, function(cid, next) {
updateCategory(cid, modified[cid], next);
}, function(err) {
callback(err, cids);
});
};
function updateCategory(cid, modifiedFields, callback) {
Categories.exists(cid, function(err, exists) {
if (err || !exists) {
return callback(err);
}
if (modifiedFields.hasOwnProperty('name')) {
translator.translate(modifiedFields.name, function(translated) {
modifiedFields.slug = cid + '/' + utils.slugify(translated);
});
}
plugins.fireHook('filter:category.update', {category: modifiedFields}, function(err, categoryData) {
if (err) {
return callback(err);
}
var category = categoryData.category;
var fields = Object.keys(category);
// move parent to front, so its updated first
var parentCidIndex = fields.indexOf('parentCid');
if (parentCidIndex !== -1 && fields.length > 1) {
fields.splice(0, 0, fields.splice(parentCidIndex, 1)[0]);
}
async.eachSeries(fields, function(key, next) {
updateCategoryField(cid, key, category[key], next);
}, function(err) {
if (err) {
return callback(err);
}
plugins.fireHook('action:category.update', {cid: cid, modified: category});
callback();
});
});
});
}
function updateCategoryField(cid, key, value, callback) {
if (key === 'parentCid') {
return updateParent(cid, value, callback);
}
db.setObjectField('category:' + cid, key, value, function(err) {
if (err) {
return callback(err);
}
if (key === 'order') {
updateOrder(cid, value, callback);
} else if (key === 'description') {
Categories.parseDescription(cid, value, callback);
} else {
callback();
}
});
}
function updateParent(cid, newParent, callback) {
if (parseInt(cid, 10) === parseInt(newParent, 10)) {
return callback(new Error('[[error:cant-set-self-as-parent]]'));
}
Categories.getCategoryField(cid, 'parentCid', function(err, oldParent) {
if (err) {
return callback(err);
}
async.series([
function (next) {
oldParent = parseInt(oldParent, 10) || 0;
db.sortedSetRemove('cid:' + oldParent + ':children', cid, next);
},
function (next) {
newParent = parseInt(newParent, 10) || 0;
db.sortedSetAdd('cid:' + newParent + ':children', cid, cid, next);
},
function (next) {
db.setObjectField('category:' + cid, 'parentCid', newParent, next);
}
], function(err) {
callback(err);
});
});
}
function updateOrder(cid, order, callback) {
Categories.getCategoryField(cid, 'parentCid', function(err, parentCid) {
if (err) {
return callback(err);
}
async.parallel([
function (next) {
db.sortedSetAdd('categories:cid', order, cid, next);
},
function (next) {
parentCid = parseInt(parentCid, 10) || 0;
db.sortedSetAdd('cid:' + parentCid + ':children', order, cid, next);
}
], callback);
});
}
Categories.parseDescription = function(cid, description, callback) {
plugins.fireHook('filter:parse.raw', description, function(err, parsedDescription) {
Iif (err) {
return callback(err);
}
Categories.setCategoryField(cid, 'descriptionParsed', parsedDescription, callback);
});
};
};
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