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arangodb/js/client/modules/@arangodb/arango-collection.js

1480 lines
47 KiB
JavaScript

/*jshint strict: false */
// //////////////////////////////////////////////////////////////////////////////
// / @brief ArangoCollection
// /
// / @file
// /
// / DISCLAIMER
// /
// / Copyright 2013 triagens GmbH, Cologne, Germany
// /
// / Licensed under the Apache License, Version 2.0 (the "License")
// / you may not use this file except in compliance with the License.
// / You may obtain a copy of the License at
// /
// / http://www.apache.org/licenses/LICENSE-2.0
// /
// / Unless required by applicable law or agreed to in writing, software
// / distributed under the License is distributed on an "AS IS" BASIS,
// / WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// / See the License for the specific language governing permissions and
// / limitations under the License.
// /
// / Copyright holder is triAGENS GmbH, Cologne, Germany
// /
// / @author Achim Brandt
// / @author Dr. Frank Celler
// / @author Copyright 2012-2013, triAGENS GmbH, Cologne, Germany
// //////////////////////////////////////////////////////////////////////////////
var internal = require('internal');
var arangosh = require('@arangodb/arangosh');
var engine = null;
function getEngine(db) {
if (engine === null) {
try {
var requestResult = db._connection.GET('/_api/engine');
if (requestResult && requestResult.name) {
engine = requestResult.name;
}
} catch (err) {
// ignore any errors
}
}
return engine;
}
// //////////////////////////////////////////////////////////////////////////////
// / @brief add options from arguments to index specification
// //////////////////////////////////////////////////////////////////////////////
function addIndexOptions (body, parameters) {
body.fields = [];
var setOption = function (k) {
if (! body.hasOwnProperty(k)) {
body[k] = parameters[i][k];
}
};
var i;
for (i = 0; i < parameters.length; ++i) {
if (typeof parameters[i] === 'string') {
// set fields
body.fields.push(parameters[i]);
}
else if (typeof parameters[i] === 'object' &&
! Array.isArray(parameters[i]) &&
parameters[i] !== null) {
// set arbitrary options
Object.keys(parameters[i]).forEach(setOption);
break;
}
}
return body;
}
// //////////////////////////////////////////////////////////////////////////////
// / @brief constructor
// //////////////////////////////////////////////////////////////////////////////
function ArangoCollection (database, data) {
this._database = database;
this._dbName = database._name();
this._dbPrefix = '/_db/' + encodeURIComponent(database._name());
if (typeof data === 'string') {
this._id = null;
this._name = data;
this._status = null;
this._type = null;
}
else if (data !== undefined) {
this._id = data.id;
this._name = data.name;
this._status = data.status;
this._type = data.type;
}else {
this._id = null;
this._name = null;
this._status = null;
this._type = null;
}
}
exports.ArangoCollection = ArangoCollection;
// must be called after exporting ArangoCollection
require('@arangodb/arango-collection-common');
var ArangoError = require('@arangodb').ArangoError;
// //////////////////////////////////////////////////////////////////////////////
// / @brief append the waitForSync parameter to a URL
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._appendSyncParameter = function (url, waitForSync) {
if (waitForSync) {
if (url.indexOf('?') === -1) {
url += '?';
}else {
url += '&';
}
url += 'waitForSync=true';
}
return url;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief append some boolean parameter to a URL
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._appendBoolParameter = function (url, name, val) {
if (url.indexOf('?') === -1) {
url += '?';
}else {
url += '&';
}
url += name + (val ? '=true' : '=false');
return url;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief prefix a URL with the database name of the collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._prefixurl = function (url) {
if (url.substr(0, 5) === '/_db/') {
return url;
}
if (url[0] === '/') {
return this._dbPrefix + url;
}
return this._dbPrefix + '/' + url;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief return the base url for collection usage
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._baseurl = function (suffix) {
var url = this._database._collectionurl(this.name());
if (suffix) {
url += '/' + suffix;
}
return this._prefixurl(url);
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief return the base url for document usage
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._documenturl = function (id) {
var s = id.split('/'), url;
var name = this.name();
if (s.length === 1) {
url = this._database._documenturl(name + '/' + id, name);
}else {
url = this._database._documenturl(id, name);
}
return this._prefixurl(url);
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief return the base url for document usage with collection name
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._documentcollectionurl = function () {
return this._prefixurl('/_api/document/' + this.name());
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief return the base url for collection index usage
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._indexurl = function () {
return this._prefixurl('/_api/index?collection=' + encodeURIComponent(this.name()));
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief executes an edge query
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype._edgesQuery = function (vertex, direction) {
if (!(vertex instanceof Array)) {
vertex = [vertex];
}
vertex = vertex.map(function (v) {
if (v.hasOwnProperty('_id')) {
return v._id;
}
return v;
});
// get the edges
var url = '/_api/edges/' + encodeURIComponent(this.name())
+ (direction ? '?direction=' + direction : '');
var requestResult = this._database._connection.POST(this._prefixurl(url), vertex);
arangosh.checkRequestResult(requestResult);
return requestResult.edges;
};
ArangoCollection.prototype.shards = function () {
var requestResult = this._database._connection.GET(this._baseurl('shards'));
arangosh.checkRequestResult(requestResult);
return requestResult.shards;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief converts into an array
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.toArray = function () {
return this.all().toArray();
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief print the help for ArangoCollection
// //////////////////////////////////////////////////////////////////////////////
var helpArangoCollection = arangosh.createHelpHeadline('ArangoCollection help') +
'ArangoCollection constructor: ' + '\n' +
' > col = db.mycoll; ' + '\n' +
' > col = db._create("mycoll"); ' + '\n' +
' ' + '\n' +
'Administration Functions: ' + '\n' +
' name() collection name ' + '\n' +
' status() status of the collection ' + '\n' +
' type() type of the collection ' + '\n' +
' truncate() remove all documents ' + '\n' +
' properties() show collection properties ' + '\n' +
' properties(<data>) change collection properties ' + '\n' +
' drop() delete a collection ' + '\n' +
' load() load a collection ' + '\n' +
' unload() unload a collection ' + '\n' +
' rename(<new-name>) renames a collection ' + '\n' +
' getIndexes() return defined indexes ' + '\n' +
' refresh() refresh the status and name ' + '\n' +
' _help() this help ' + '\n' +
' ' + '\n' +
'Document Functions: ' + '\n' +
' count() return number of documents ' + '\n' +
' save(<data>) create document and return handle ' + '\n' +
' document(<id>) get document by handle (_id or _key)' + '\n' +
' replace(<id>, <data>, <overwrite>) overwrite document ' + '\n' +
' update(<id>, <data>, <overwrite>, partially update document ' + '\n' +
' <keepNull>) ' + '\n' +
' remove(<id>) remove document ' + '\n' +
' exists(<id>) check whether a document exists ' + '\n' +
' ' + '\n' +
'Attributes: ' + '\n' +
' _database database object ' + '\n' +
' _id collection identifier ';
ArangoCollection.prototype._help = function () {
internal.print(helpArangoCollection);
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the name of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.name = function () {
if (this._name === null) {
this.refresh();
}
return this._name;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the status of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.status = function () {
if (this._status === null ||
this._status === ArangoCollection.STATUS_UNLOADING ||
this._status === ArangoCollection.STATUS_UNLOADED) {
this._status = null;
this.refresh();
}
// save original status
var result = this._status;
if (this._status === ArangoCollection.STATUS_UNLOADING ||
this._status === ArangoCollection.STATUS_UNLOADED) {
// if collection is currently unloading, we must not cache this info
this._status = null;
}
// return the correct result
return result;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the type of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.type = function () {
if (this._type === null) {
this.refresh();
}
return this._type;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets or sets the properties of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.properties = function (properties) {
var attributes = {
'doCompact': true,
'journalSize': true,
'isSmart': false,
'isSystem': false,
'isVolatile': false,
'waitForSync': true,
'shardKeys': false,
'smartGraphAttribute': false,
'numberOfShards': false,
'keyOptions': false,
'indexBuckets': true,
'replicationFactor': true,
'distributeShardsLike': false,
'shardingStrategy': false,
'cacheEnabled': true
};
var a;
var requestResult;
if (properties === undefined) {
requestResult = this._database._connection.GET(this._baseurl('properties'));
arangosh.checkRequestResult(requestResult);
} else {
var body = {};
for (a in attributes) {
if (attributes.hasOwnProperty(a) &&
attributes[a] &&
properties.hasOwnProperty(a)) {
body[a] = properties[a];
}
}
requestResult = this._database._connection.PUT(this._baseurl('properties'), body);
arangosh.checkRequestResult(requestResult);
}
var result = { };
for (a in attributes) {
if (attributes.hasOwnProperty(a) &&
requestResult.hasOwnProperty(a) &&
requestResult[a] !== undefined) {
result[a] = requestResult[a];
}
}
return result;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief rotate the journal of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.rotate = function () {
var requestResult = this._database._connection.PUT(this._baseurl('rotate'), null);
arangosh.checkRequestResult(requestResult);
return requestResult.result;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief recalculate counts of a acollection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.recalculateCount = function () {
var requestResult = this._database._connection.PUT(this._baseurl('recalculateCount'), null);
arangosh.checkRequestResult(requestResult);
return requestResult.result;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the figures of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.figures = function () {
var requestResult = this._database._connection.GET(this._baseurl('figures'));
arangosh.checkRequestResult(requestResult);
return requestResult.figures;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the checksum of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.checksum = function (withRevisions, withData) {
var append = '';
if (withRevisions) {
append += '?withRevisions=true';
}
if (withData) {
append += (append === '' ? '?' : '&') + 'withData=true';
}
var requestResult = this._database._connection.GET(this._baseurl('checksum') + append);
arangosh.checkRequestResult(requestResult);
return {
checksum: requestResult.checksum,
revision: requestResult.revision
};
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the revision id of a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.revision = function () {
var requestResult = this._database._connection.GET(this._baseurl('revision'));
arangosh.checkRequestResult(requestResult);
return requestResult.revision;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief drops a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.drop = function (options) {
var requestResult;
if (typeof options === 'object' && options.isSystem) {
requestResult = this._database._connection.DELETE(this._baseurl() + '?isSystem=true');
} else {
requestResult = this._database._connection.DELETE(this._baseurl());
}
if (requestResult !== null
&& requestResult !== undefined
&& requestResult.error === true
&& requestResult.errorNum !== internal.errors.ERROR_ARANGO_DATA_SOURCE_NOT_FOUND.code) {
// check error in case we got anything else but "collection not found"
arangosh.checkRequestResult(requestResult);
}
this._status = ArangoCollection.STATUS_DELETED;
var database = this._database;
var name;
for (name in database) {
if (database.hasOwnProperty(name)) {
var collection = database[name];
if (collection instanceof ArangoCollection) {
if (collection.name() === this.name()) {
delete database[name];
}
}
}
}
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief truncates a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.truncate = function (options) {
if (typeof options === 'boolean') {
options = { waitForSync: options || false };
} else {
options = options || {};
}
var append = (options.waitForSync ? '&waitForSync=true' : '');
var requestResult = this._database._connection.PUT(this._baseurl('truncate') + append, null);
arangosh.checkRequestResult(requestResult);
this._status = null;
if (!options.compact) {
return;
}
// fetch storage engine type
var engine = getEngine(this._database);
if (engine === 'mmfiles') {
try {
// after we are done with the truncation, we flush the WAL to move out all
// remove operations
this._database._connection.PUT(this._prefixurl('/_admin/wal/flush?waitForSync=true&waitForCollector=true&maxWaitTime=5'), null);
try {
// after the WAL flush, we rotate the collection's active journals, so they can be
// compacted
this._database._connection.PUT(this._baseurl('rotate'), null);
} catch (err) {
// this operation is invisible to the user, so we will intentionally ignore all errors here
}
} catch (err) {
// ignore any WAL-flush related error (may be a privilege issue anyway)
}
}
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief loads a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.load = function (count) {
var data = { count: true };
// return the number of documents? this might slow down loading
if (count !== undefined) {
data.count = count;
}
var requestResult = this._database._connection.PUT(this._baseurl('load'), data);
arangosh.checkRequestResult(requestResult);
this._status = null;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief unloads a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.unload = function () {
this._status = null;
var requestResult = this._database._connection.PUT(this._baseurl('unload'), null);
this._status = null;
arangosh.checkRequestResult(requestResult);
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief renames a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.rename = function (name) {
var body = { name: name };
var requestResult = this._database._connection.PUT(this._baseurl('rename'), body);
arangosh.checkRequestResult(requestResult);
delete this._database[this._name];
this._database[name] = this;
this._status = null;
this._name = null;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief refreshes a collection status and name
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.refresh = function () {
var requestResult = this._database._connection.GET(
this._database._collectionurl(this._id) + '?useId=true');
arangosh.checkRequestResult(requestResult);
this._name = requestResult.name;
this._status = requestResult.status;
this._type = requestResult.type;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets all indexes
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.getIndexes = ArangoCollection.prototype.indexes = function (withStats, withLinks) {
let url = this._indexurl() + '&withStats=' + (withStats || false);
if (withLinks) {
url += '&withLinks=true';
}
var requestResult = this._database._connection.GET(url);
arangosh.checkRequestResult(requestResult);
return requestResult.indexes;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets one index
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.index = function (id) {
if (id.hasOwnProperty('id')) {
id = id.id;
}
var requestResult = this._database._connection.GET(this._database._indexurl(id, this.name()));
arangosh.checkRequestResult(requestResult);
return requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief deletes an index
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.dropIndex = function (id) {
if (id.hasOwnProperty('id')) {
id = id.id;
}
var requestResult = this._database._connection.DELETE(this._database._indexurl(id, this.name()));
if (requestResult !== null
&& requestResult.error === true
&& requestResult.errorNum
=== internal.errors.ERROR_ARANGO_INDEX_NOT_FOUND.code) {
return false;
}
arangosh.checkRequestResult(requestResult);
return true;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief ensures an index
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.ensureIndex = function (data) {
if (typeof data !== 'object' || Array.isArray(data)) {
throw 'usage: ensureIndex(<description>)';
}
var requestResult = this._database._connection.POST(this._indexurl(), data);
arangosh.checkRequestResult(requestResult);
return requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets the number of documents
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.count = function (details) {
var requestResult;
if (details) {
requestResult = this._database._connection.GET(this._baseurl('count') + '?details=true');
} else {
requestResult = this._database._connection.GET(this._baseurl('count'));
}
arangosh.checkRequestResult(requestResult);
return requestResult.count;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets a single document from the collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.document = function (id) {
var rev = null;
var requestResult;
if (id === undefined || id === null) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.message
});
}
if (Array.isArray(id)) {
var url = this._documentcollectionurl() + '?onlyget=true&ignoreRevs=false';
requestResult = this._database._connection.PUT(url, id);
} else {
if (typeof id === 'object') {
if (id.hasOwnProperty('_rev')) {
rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
id = id._id;
} else if (id.hasOwnProperty('_key')) {
id = id._key;
}
}
if (rev === null) {
requestResult = this._database._connection.GET(this._documenturl(id));
}else {
requestResult = this._database._connection.GET(this._documenturl(id),
{'if-match': JSON.stringify(rev) });
}
}
if (requestResult !== null && requestResult.error === true) {
if (requestResult.errorNum === internal.errors.ERROR_HTTP_PRECONDITION_FAILED.code) {
requestResult.errorNum = internal.errors.ERROR_ARANGO_CONFLICT.code;
}
}
arangosh.checkRequestResult(requestResult);
return requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief checks whether a specific document exists
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.exists = function (id) {
var rev = null;
var requestResult;
if (id === undefined || id === null) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.message
});
}
if (typeof id === 'object') {
if (id.hasOwnProperty('_rev')) {
rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
id = id._id;
} else if (id.hasOwnProperty('_key')) {
id = id._key;
}
}
if (rev === null) {
requestResult = this._database._connection.GET(this._documenturl(id));
}else {
requestResult = this._database._connection.GET(this._documenturl(id),
{'if-match': JSON.stringify(rev) });
}
if (requestResult !== null && requestResult.error === true) {
if (requestResult.errorNum === internal.errors.ERROR_ARANGO_DOCUMENT_NOT_FOUND.code) {
return false;
}
if (requestResult.errorNum === internal.errors.ERROR_HTTP_PRECONDITION_FAILED.code) {
requestResult.errorNum = internal.errors.ERROR_ARANGO_CONFLICT.code;
}
}
arangosh.checkRequestResult(requestResult);
return {_id: requestResult._id, _key: requestResult._key,
_rev: requestResult._rev};
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief gets a random element from the collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.any = function () {
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/any'),
{ collection: this._name });
arangosh.checkRequestResult(requestResult);
return requestResult.document;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief constructs a query-by-example for a collection
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.firstExample = function (example) {
var e;
var i;
// example is given as only argument
if (arguments.length === 1) {
e = example;
}
// example is given as list
else {
e = {};
for (i = 0; i < arguments.length; i += 2) {
e[arguments[i]] = arguments[i + 1];
}
}
var data = {
collection: this.name(),
example: e
};
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/first-example'),
data
);
if (requestResult !== null
&& requestResult.error === true
&& requestResult.errorNum === internal.errors.ERROR_HTTP_NOT_FOUND.code) {
return null;
}
arangosh.checkRequestResult(requestResult);
return requestResult.document;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief saves a document in the collection
// / note: this method is used to save documents and edges, but save() has a
// / different signature for both. For document collections, the signature is
// / save(<data>, <options>), whereas for edge collections, the signature is
// / save(<from>, <to>, <data>, <options>)
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.save =
ArangoCollection.prototype.insert = function (from, to, data, options) {
var type = this.type(), url;
if (type === undefined) {
type = ArangoCollection.TYPE_DOCUMENT;
}
if (type === ArangoCollection.TYPE_DOCUMENT || data === undefined) {
data = from;
options = to;
}
else if (type === ArangoCollection.TYPE_EDGE) {
if (typeof data === 'object' && Array.isArray(data)) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.message
});
}
if (data === undefined || data === null || typeof data !== 'object') {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.message
});
}
if (typeof from === 'object' && from.hasOwnProperty('_id')) {
from = from._id;
}
if (typeof to === 'object' && to.hasOwnProperty('_id')) {
to = to._id;
}
data._from = from;
data._to = to;
}
url = this._dbPrefix + '/_api/document/' + encodeURIComponent(this.name());
if (options === undefined) {
options = {};
}
// the following parameters are optional, so we only append them if necessary
if (options.waitForSync) {
url = this._appendSyncParameter(url, options.waitForSync);
}
if (options.returnNew) {
url = this._appendBoolParameter(url, 'returnNew', options.returnNew);
}
if (options.returnOld) {
url = this._appendBoolParameter(url, 'returnOld', options.returnOld);
}
if (options.silent) {
url = this._appendBoolParameter(url, 'silent', options.silent);
}
if (options.overwrite) {
url = this._appendBoolParameter(url, 'overwrite', options.overwrite);
}
if (data === undefined || typeof data !== 'object') {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.message
});
}
var requestResult = this._database._connection.POST(
url, data
);
arangosh.checkRequestResult(requestResult);
return options.silent ? true : requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief removes a document in the collection
// / @param id the id of the document
// / @param overwrite (optional) a boolean value or a json object
// / @param waitForSync (optional) a boolean value .
// / @example remove("example/996280832675")
// / @example remove("example/996280832675", true)
// / @example remove("example/996280832675", false)
// / @example remove("example/996280832675", {waitForSync: false, overwrite: true})
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.remove = function (id, overwrite, waitForSync) {
var rev = null;
var requestResult;
if (id === undefined || id === null) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.message
});
}
var ignoreRevs = false;
var options;
if (typeof overwrite === 'object') {
// we assume the caller uses new signature (id, data, options)
if (typeof waitForSync !== 'undefined') {
throw 'too many arguments';
}
options = overwrite;
if (options.hasOwnProperty('overwrite') && options.overwrite) {
ignoreRevs = true;
}
if (options.hasOwnProperty('waitForSync')) {
waitForSync = options.waitForSync;
}
} else {
if (overwrite) {
ignoreRevs = true;
}
options = {};
}
if (ignoreRevs) {
delete id._rev;
}
var url;
var body = null;
if (Array.isArray(id)) {
url = this._documentcollectionurl();
body = id;
} else {
if (typeof id === 'object') {
if (id.hasOwnProperty('_rev')) {
rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
id = id._id;
} else if (id.hasOwnProperty('_key')) {
id = id._key;
}
}
url = this._documenturl(id);
}
url = this._appendBoolParameter(url, 'ignoreRevs', ignoreRevs);
// the following parameters are optional, so we only append them if necessary
if (options.returnOld) {
url = this._appendBoolParameter(url, 'returnOld', options.returnOld);
}
if (options.silent) {
url = this._appendBoolParameter(url, 'silent', options.silent);
}
if (rev === null || ignoreRevs) {
requestResult = this._database._connection.DELETE(url, body);
} else {
requestResult = this._database._connection.DELETE(url, body,
{'if-match': JSON.stringify(rev)});
}
if (requestResult !== null && requestResult.error === true) {
if (requestResult.errorNum === internal.errors.ERROR_HTTP_PRECONDITION_FAILED.code) {
requestResult.errorNum = internal.errors.ERROR_ARANGO_CONFLICT.code;
}
}
arangosh.checkRequestResult(requestResult);
return options.silent ? true : requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief replaces a document in the collection
// / @param id the id of the document
// / @param overwrite (optional) a boolean value or a json object
// / @param waitForSync (optional) a boolean value .
// / @example replace("example/996280832675", { a : 1, c : 2} )
// / @example replace("example/996280832675", { a : 1, c : 2}, true)
// / @example replace("example/996280832675", { a : 1, c : 2}, false)
// / @example replace("example/996280832675", { a : 1, c : 2}, {waitForSync: false, overwrite: true})
// //////////////////////////////////////////////////////////////////////////////
function fillInSpecial (id, data) {
var pos;
if (data === null || typeof data !== 'object' || Array.isArray(data)) {
return;
}
if (typeof id === 'object' && id !== null && !Array.isArray(id)) {
if (id.hasOwnProperty('_rev')) {
data._rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
data._id = id._id;
pos = id._id.indexOf('/');
if (pos >= 0) {
data._key = id._id.substr(pos + 1);
} else {
delete data._key;
}
} else if (id.hasOwnProperty('_key')) {
data._key = id._key;
delete data._id;
} else {
delete data._id;
delete data._key;
// Server shall fail here
}
} else if (typeof id === 'string') {
delete data._rev;
pos = id.indexOf('/');
if (pos >= 0) {
data._id = id;
data._key = id.substr(pos + 1);
} else {
data._key = id;
delete data._id;
}
} else {
delete data._id;
delete data._key;
}
}
ArangoCollection.prototype.replace = function (id, data, overwrite, waitForSync) {
var rev = null;
var requestResult;
if (id === undefined || id === null) {
throw new ArangoError({
error: true,
errorCode: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.message
});
}
var ignoreRevs = false;
var options;
if (typeof overwrite === 'object') {
if (typeof waitForSync !== 'undefined') {
throw 'too many arguments';
}
// we assume the caller uses new signature (id, data, options)
options = overwrite;
if (options.hasOwnProperty('overwrite') && options.overwrite) {
ignoreRevs = true;
}
if (options.hasOwnProperty('waitForSync')) {
waitForSync = options.waitForSync;
}
} else {
if (overwrite) {
ignoreRevs = true;
}
options = {};
}
var url;
if (Array.isArray(id)) {
if (!Array.isArray(data) || id.length !== data.length) {
throw new ArangoError({
error: true,
errorCode: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.message
});
}
for (var i = 0; i < id.length; i++) {
fillInSpecial(id[i], data[i]);
}
url = this._documentcollectionurl();
} else if (typeof id === 'object') {
if (id.hasOwnProperty('_rev')) {
rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
id = id._id;
} else if (id.hasOwnProperty('_key')) {
id = id._key;
}
url = this._documenturl(id);
} else {
url = this._documenturl(id);
}
url = this._appendBoolParameter(url, 'ignoreRevs', ignoreRevs);
// the following parameters are optional, so we only append them if necessary
if (waitForSync) {
url = this._appendSyncParameter(url, waitForSync);
}
if (options.returnOld) {
url = this._appendBoolParameter(url, 'returnOld', options.returnOld);
}
if (options.returnNew) {
url = this._appendBoolParameter(url, 'returnNew', options.returnNew);
}
if (options.silent) {
url = this._appendBoolParameter(url, 'silent', options.silent);
}
if (rev === null || ignoreRevs) {
requestResult = this._database._connection.PUT(url, data);
}else {
requestResult = this._database._connection.PUT(url, data, {'if-match': JSON.stringify(rev) });
}
if (requestResult !== null && requestResult.error === true) {
if (requestResult.errorNum === internal.errors.ERROR_HTTP_PRECONDITION_FAILED.code) {
requestResult.errorNum = internal.errors.ERROR_ARANGO_CONFLICT.code;
}
}
arangosh.checkRequestResult(requestResult);
return options.silent ? true : requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief update a document in the collection
// / @param id the id of the document
// / @param overwrite (optional) a boolean value or a json object
// / @param keepNull (optional) determines if null values should saved or not
// / @param mergeObjects (optional) whether or not object values should be merged
// / @param waitForSync (optional) a boolean value .
// / @example update("example/996280832675", { a : 1, c : 2} )
// / @example update("example/996280832675", { a : 1, c : 2, x: null}, true, true, true)
// / @example update("example/996280832675", { a : 1, c : 2, x: null},
// {keepNull: true, waitForSync: false, overwrite: true})
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.update = function (id, data, overwrite, keepNull, waitForSync) {
var rev = null;
var requestResult;
if (id === undefined || id === null) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_HANDLE_BAD.message
});
}
var params = '';
var ignoreRevs = false;
var options;
if (typeof overwrite === 'object') {
if (typeof keepNull !== 'undefined') {
throw 'too many arguments';
}
// we assume the caller uses new signature (id, data, options)
options = overwrite;
if (! options.hasOwnProperty('keepNull')) {
options.keepNull = true;
}
params = '?keepNull=' + options.keepNull;
if (! options.hasOwnProperty('mergeObjects')) {
options.mergeObjects = true;
}
params += '&mergeObjects=' + options.mergeObjects;
if (options.hasOwnProperty('overwrite') && options.overwrite) {
ignoreRevs = true;
}
} else {
// set default value for keepNull
var keepNullValue = ((typeof keepNull === 'undefined') ? true : keepNull);
params = '?keepNull=' + (keepNullValue ? 'true' : 'false');
if (overwrite) {
ignoreRevs = true;
}
options = {};
}
var url;
if (Array.isArray(id)) {
if (!Array.isArray(data) || id.length !== data.length) {
throw new ArangoError({
errorNum: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.code,
errorMessage: internal.errors.ERROR_ARANGO_DOCUMENT_TYPE_INVALID.message
});
}
for (var i = 0; i < id.length; i++) {
fillInSpecial(id[i], data[i]);
}
url = this._documentcollectionurl() + params;
} else if (typeof id === 'object') {
if (id.hasOwnProperty('_rev')) {
rev = id._rev;
}
if (id.hasOwnProperty('_id')) {
id = id._id;
} else if (id.hasOwnProperty('_key')) {
id = id._key;
}
url = this._documenturl(id) + params;
} else {
url = this._documenturl(id) + params;
}
url = this._appendBoolParameter(url, 'ignoreRevs', ignoreRevs);
// the following parameters are optional, so we only append them if necessary
if (waitForSync) {
url = this._appendSyncParameter(url, waitForSync);
}
if (options.returnOld) {
url = this._appendBoolParameter(url, 'returnOld', options.returnOld);
}
if (options.returnNew) {
url = this._appendBoolParameter(url, 'returnNew', options.returnNew);
}
if (options.silent) {
url = this._appendBoolParameter(url, 'silent', options.silent);
}
if (rev === null || ignoreRevs) {
requestResult = this._database._connection.PATCH(url, data);
}else {
requestResult = this._database._connection.PATCH(url, data,
{'if-match': JSON.stringify(rev) });
}
if (requestResult !== null && requestResult.error === true) {
if (requestResult.errorNum === internal.errors.ERROR_HTTP_PRECONDITION_FAILED.code) {
requestResult.errorNum = internal.errors.ERROR_ARANGO_CONFLICT.code;
}
}
arangosh.checkRequestResult(requestResult);
return options.silent ? true : requestResult;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief returns the edges starting or ending in a vertex
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.edges = function (vertex) {
return this._edgesQuery(vertex);
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief returns the edges ending in a vertex
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.inEdges = function (vertex) {
return this._edgesQuery(vertex, 'in');
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief returns the edges starting in a vertex
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.outEdges = function (vertex) {
return this._edgesQuery(vertex, 'out');
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief removes documents matching an example
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.removeByExample = function (example,
waitForSync,
limit) {
var data = {
collection: this._name,
example: example,
waitForSync: waitForSync,
limit: limit
};
if (typeof waitForSync === 'object') {
if (typeof limit !== 'undefined') {
throw 'too many parameters';
}
data = {
collection: this._name,
example: example,
options: waitForSync
};
}
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/remove-by-example'), data);
arangosh.checkRequestResult(requestResult);
return requestResult.deleted;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief replaces documents matching an example
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.replaceByExample = function (example,
newValue,
waitForSync,
limit) {
var data = {
collection: this._name,
example: example,
newValue: newValue,
waitForSync: waitForSync,
limit: limit
};
if (typeof waitForSync === 'object') {
if (typeof limit !== 'undefined') {
throw 'too many parameters';
}
data = {
collection: this._name,
example: example,
newValue: newValue,
options: waitForSync
};
}
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/replace-by-example'), data);
arangosh.checkRequestResult(requestResult);
return requestResult.replaced;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief updates documents matching an example
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.updateByExample = function (example,
newValue,
keepNull,
waitForSync,
limit) {
var data = {
collection: this._name,
example: example,
newValue: newValue,
keepNull: keepNull,
waitForSync: waitForSync,
limit: limit
};
if (typeof keepNull === 'object') {
if (typeof waitForSync !== 'undefined') {
throw 'too many parameters';
}
var options = keepNull;
data = {
collection: this._name,
example: example,
newValue: newValue,
options: options
};
}
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/update-by-example'), data);
arangosh.checkRequestResult(requestResult);
return requestResult.updated;
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief looks up documents by keys
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.documents = function (keys) {
var data = {
collection: this._name,
keys: keys || []
};
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/lookup-by-keys'), data);
arangosh.checkRequestResult(requestResult);
return {
documents: requestResult.documents
};
};
// .lookupByKeys is now an alias for .documents
ArangoCollection.prototype.lookupByKeys = ArangoCollection.prototype.documents;
// //////////////////////////////////////////////////////////////////////////////
// / @brief removes documents by keys
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.removeByKeys = function (keys) {
var data = {
collection: this._name,
keys: keys || []
};
var requestResult = this._database._connection.PUT(
this._prefixurl('/_api/simple/remove-by-keys'), data);
arangosh.checkRequestResult(requestResult);
return {
removed: requestResult.removed,
ignored: requestResult.ignored
};
};
// //////////////////////////////////////////////////////////////////////////////
// / @brief load indexes of a collection into memory
// //////////////////////////////////////////////////////////////////////////////
ArangoCollection.prototype.loadIndexesIntoMemory = function () {
this._status = null;
var requestResult = this._database._connection.PUT(this._baseurl('loadIndexesIntoMemory'), null);
this._status = null;
arangosh.checkRequestResult(requestResult);
return { result: true };
};