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Commit b86d500e authored by Tristan Cavelier's avatar Tristan Cavelier
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splitstorage.js updated for JIO v2

parent a84f4578
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src/jio.storage/splitstorage.js
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......@@ -5,7 +5,7 @@
*/
/*jslint indent:2, maxlen: 80, nomen: true */
/*global jIO: true, exports: true, define: true */
/*global jIO, define */
/**
* Provides a split storage for JIO. This storage splits data
......@@ -16,7 +16,7 @@
* "storage_list": [<storage description>, ...]
* }
*/
// define([module_name], [dependencies], module);
// define([dependencies], module);
(function (dependencies, module) {
"use strict";
if (typeof define === 'function' && define.amd) {
......@@ -113,11 +113,12 @@
if (this.response_list.length === 0) {
return [];
}
while ((row = this.response_list[0].rows.shift()) !== undefined) {
/*jslint ass: true */
while ((row = this.response_list[0].data.rows.shift()) !== undefined) {
to_merge[0] = row;
for (i = 1; i < this.response_list.length; i += 1) {
to_merge[i] = AllDocsResponseMerger.listPopFromRowId(
this.response_list[i].rows,
this.response_list[i].data.rows,
row.id
);
if (to_merge[i] === undefined) {
......@@ -197,6 +198,7 @@
delete rows.dict[doc_id];
return row;
}
/*jslint ass: true*/
while ((row = rows.shift()) !== undefined) {
if (row.id === doc_id) {
return row;
......@@ -212,10 +214,10 @@
* A split storage instance is able to i/o on several sub storages with
* split documents.
*
* @class splitStorage
* @class SplitStorage
*/
function splitStorage(spec, my) {
var that = my.basicStorage(spec, my), priv = {};
function SplitStorage(spec) {
var that = this, priv = {};
/**
* The list of sub storages we want to use to store part of documents.
......@@ -226,24 +228,6 @@
*/
priv.storage_list = spec.storage_list;
//////////////////////////////////////////////////////////////////////
// Overrides
/**
* Overrides the original {{#crossLink "storage/specToStore:method"}}
* specToStore method{{/crossLink}}.
*
* @method specToStore
* @return {Object} The specificities to store
*/
that.specToStore = function () {
return {"storage_list": priv.storage_list};
};
/**
* TODO validateState
*/
//////////////////////////////////////////////////////////////////////
// Tools
......@@ -266,7 +250,7 @@
* @param {Object} option The command option
* @param {Function} callback Called at the end
*/
priv.send = function (method, doc, option, callback) {
priv.send = function (command, method, doc, option, callback) {
var i, answer_list = [], failed = false;
function onEnd() {
i += 1;
......@@ -293,25 +277,19 @@
}
if (!Array.isArray(doc)) {
for (i = 0; i < priv.storage_list.length; i += 1) {
that.addJob(
method,
priv.storage_list[i],
doc,
option,
onSuccess(i),
onError(i)
);
if (method === 'allDocs') {
command.storage(priv.storage_list[i])[method](option).
then(onSuccess(i), onError(i));
} else {
command.storage(priv.storage_list[i])[method](doc, option).
then(onSuccess(i), onError(i));
}
}
} else {
for (i = 0; i < priv.storage_list.length; i += 1) {
that.addJob(
method,
priv.storage_list[i],
doc[i],
option,
onSuccess(i),
onError(i)
);
// we assume that alldocs is not called if the there is several docs
command.storage(priv.storage_list[i])[method](doc[i], option).
then(onSuccess(i), onError(i));
}
}
i = 0;
......@@ -326,10 +304,10 @@
* @param {Object} option Command option properties
* @param {String} method The command method ('post' or 'put')
*/
priv.postOrPut = function (doc, option, method) {
priv.postOrPut = function (command, doc, option, method) {
var i, data, doc_list = [], doc_underscores = {};
if (!doc._id) {
doc._id = generateUuid();
doc._id = generateUuid(); // XXX should let gidstorage guess uid
}
for (i in doc) {
if (doc.hasOwnProperty(i)) {
......@@ -347,13 +325,13 @@
(data.length / priv.storage_list.length) * (i + 1)
);
}
priv.send(method, doc_list, option, function (err, response) {
priv.send(command, method, doc_list, option, function (err) {
if (err) {
err.message = "Unable to " + method + " document";
delete err.index;
return that.error(err);
}
that.success({"ok": true, "id": doc_underscores._id});
that.success({"id": doc_underscores._id});
});
};
......@@ -364,52 +342,50 @@
* Split document metadata then store them to the sub storages.
*
* @method post
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.post = function (command) {
priv.postOrPut(command.cloneDoc(), command.cloneOption(), 'post');
that.post = function (command, metadata, option) {
priv.postOrPut(command, metadata, option, 'post');
};
/**
* Split document metadata then store them to the sub storages.
*
* @method put
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.put = function (command) {
priv.postOrPut(command.cloneDoc(), command.cloneOption(), 'put');
that.put = function (command, metadata, option) {
priv.postOrPut(command, metadata, option, 'put');
};
/**
* Puts an attachment to the sub storages.
*
* @method putAttachment
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.putAttachment = function (command) {
var i, attachment_list = [], data = command.getAttachmentData();
that.putAttachment = function (command, param, option) {
var i, attachment_list = [], data = param._blob;
for (i = 0; i < priv.storage_list.length; i += 1) {
attachment_list[i] = command.cloneDoc();
attachment_list[i] = jIO.util.deepClone(param);
attachment_list[i]._data = data.slice(
(data.length / priv.storage_list.length) * i,
(data.length / priv.storage_list.length) * (i + 1)
(data.length / priv.storage_list.length) * (i + 1),
"application/octet-stream"
);
}
priv.send(
command,
'putAttachment',
attachment_list,
command.cloneOption(),
function (err, response) {
option,
function (err) {
if (err) {
err.message = "Unable to put attachment";
delete err.index;
return that.error(err);
return command.error(err);
}
that.success({
"ok": true,
"id": command.getDocId(),
"attachment": command.getAttachmentId()
});
command.success();
}
);
};
......@@ -418,21 +394,20 @@
* Gets splited document metadata then returns real document.
*
* @method get
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.get = function (command) {
var doc, option, data, attachments;
doc = command.cloneDoc();
option = command.cloneOption();
priv.send('get', doc, option, function (err, response) {
that.get = function (command, param, option) {
var doc = param;
priv.send(command, 'get', doc, option, function (err, response) {
var i, k;
if (err) {
err.message = "Unable to get document";
delete err.index;
return that.error(err);
return command.error(err);
}
doc = '';
for (i = 0; i < response.length; i += 1) {
response[i] = response[i].data;
doc += response[i].data;
}
doc = JSON.parse(doc);
......@@ -472,8 +447,7 @@
}
}
}
doc._id = command.getDocId();
that.success(doc);
that.success({"data": doc});
});
};
......@@ -481,24 +455,24 @@
* Gets splited document attachment then returns real attachment data.
*
* @method getAttachment
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.getAttachment = function (command) {
var doc, option;
doc = command.cloneDoc();
option = command.cloneOption();
priv.send('getAttachment', doc, option, function (err, response) {
var i, k;
that.getAttachment = function (command, param, option) {
priv.send(command, 'getAttachment', param, option, function (
err,
response
) {
var i, doc;
if (err) {
err.message = "Unable to get attachment";
delete err.index;
return that.error(err);
return command.error(err);
}
doc = '';
for (i = 0; i < response.length; i += 1) {
doc += response[i];
doc += response[i].data;
}
that.success(doc);
that.success({"data": doc}); // XXX get mimetype
});
};
......@@ -506,20 +480,21 @@
* Removes a document from the sub storages.
*
* @method remove
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.remove = function (command) {
that.remove = function (command, param, option) {
priv.send(
command,
'remove',
command.cloneDoc(),
command.cloneOption(),
function (err, response_list) {
param,
option,
function (err) {
if (err) {
err.message = "Unable to remove document";
delete err.index;
return that.error(err);
return command.error(err);
}
that.success({"id": command.getDocId(), "ok": true});
command.success();
}
);
};
......@@ -528,25 +503,21 @@
* Removes an attachment from the sub storages.
*
* @method removeAttachment
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.removeAttachment = function (command) {
var doc = command.cloneDoc();
that.removeAttachment = function (command, param, option) {
priv.send(
command,
'removeAttachment',
doc,
command.cloneOption(),
function (err, response_list) {
param,
option,
function (err) {
if (err) {
err.message = "Unable to remove attachment";
delete err.index;
return that.error(err);
return command.error(err);
}
that.success({
"id": doc._id,
"attachment": doc._attachment,
"ok": true
});
command.success();
}
);
};
......@@ -558,31 +529,30 @@
* the first sub storage. Else, it will merge results and return.
*
* @method allDocs
* @param {Command} command The JIO command
* @param {Object} command The JIO command
*/
that.allDocs = function (command) {
var option = command.cloneOption();
that.allDocs = function (command, param, option) {
option = {"include_docs": option.include_docs};
priv.send(
command,
'allDocs',
command.cloneDoc(),
param,
option,
function (err, response_list) {
var all_docs_merger;
if (err) {
err.message = "Unable to retrieve document list";
delete err.index;
return that.error(err);
return command.error(err);
}
all_docs_merger = new AllDocsResponseMerger();
all_docs_merger.addResponseList(response_list);
return that.success(all_docs_merger.merge(option));
return command.success({"data": all_docs_merger.merge(option)});
}
);
};
return that;
} // end of splitStorage
jIO.addStorageType('split', splitStorage);
jIO.addStorage('split', SplitStorage);
}));
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