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Junming
jio
Commits
7afa86e8
Commit
7afa86e8
authored
Dec 18, 2014
by
Romain Courteaud
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Plain Diff
Drop "command" parameter from the previous jio version.
parent
71d52ce6
Changes
1
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1 changed file
with
239 additions
and
288 deletions
+239
-288
src/jio.storage/indexeddbstorage.js
src/jio.storage/indexeddbstorage.js
+239
-288
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src/jio.storage/indexeddbstorage.js
View file @
7afa86e8
...
...
@@ -29,22 +29,7 @@
*/
/*jslint indent: 2, maxlen: 120, nomen: true */
/*global define, module, require, indexedDB, jIO, RSVP, Blob, Math, alert*/
// (function (dependencies, factory) {
// "use strict";
// if (typeof define === "function" && define.amd) {
// return define(dependencies, factory);
// }
// if (typeof module === "object" && module !== null &&
// typeof module.exports === "object" && module.exports !== null &&
// typeof require === "function") {
// module.exports = factory.apply(null, dependencies.map(require));
// return;
// }
// factory(jIO, RSVP);
// }(["jio", "rsvp"], function (jIO, RSVP) {
// "use strict";
/*global indexedDB, jIO, RSVP, Blob, Math, alert, console*/
(
function
(
jIO
)
{
"
use strict
"
;
...
...
@@ -262,11 +247,10 @@
* @param {function} research The function to reserach
* @param {function} ongoing The function to process
* @param {function} end The completed function
* @param {Object} command The JIO command
* @param {Object} metadata The data to put
*/
IndexedDBStorage
.
prototype
.
_putOrPost
=
function
(
open
,
research
,
ongoing
,
end
,
command
,
metadata
)
{
function
(
open
,
research
,
ongoing
,
end
,
metadata
)
{
var
jio_storage
=
this
,
transaction
,
global_db
,
...
...
@@ -309,8 +293,7 @@
global_db
.
close
();
}
throw
error
;
})
.
push
(
command
.
success
,
command
.
error
,
command
.
notify
);
});
};
...
...
@@ -319,7 +302,6 @@
/**
* Retrieve data
*
*@param {Object} command The JIO command
*@param {Object} param The command parameters
*/
IndexedDBStorage
.
prototype
.
get
=
function
(
param
)
{
...
...
@@ -333,7 +315,7 @@
})
.
push
(
function
(
db
)
{
global_db
=
db
;
transaction
=
db
.
transaction
([
"
metadata
"
,
"
attachment
"
],
"
read
write
"
);
transaction
=
db
.
transaction
([
"
metadata
"
,
"
attachment
"
],
"
read
only
"
);
var
store
=
transaction
.
objectStore
(
"
metadata
"
);
return
getIndexedDB
(
store
,
param
.
_id
);
})
...
...
@@ -354,7 +336,7 @@
return
transactionEnd
(
transaction
);
})
.
push
(
function
()
{
return
({
"
data
"
:
meta
})
;
return
meta
;
})
.
push
(
undefined
,
function
(
error
)
{
if
(
global_db
!==
undefined
)
{
...
...
@@ -368,10 +350,9 @@
/**
* Remove a document
*
* @param {Object} command The JIO command
* @param {Object} param The command parameters
*/
IndexedDBStorage
.
prototype
.
remove
=
function
(
command
,
param
)
{
IndexedDBStorage
.
prototype
.
remove
=
function
(
param
)
{
var
jio_storage
=
this
,
transaction
,
global_db
,
...
...
@@ -405,8 +386,7 @@
})
.
push
(
function
(
resultResearch
)
{
if
(
resultResearch
.
result
===
undefined
)
{
throw
({
"
status
"
:
404
,
"
reason
"
:
"
Not Found
"
,
"
message
"
:
"
IndexeddbStorage, unable to get metadata.
"
});
throw
new
jIO
.
util
.
jIOError
(
"
IndexeddbStorage, unable to get metadata.
"
,
500
);
}
//delete metadata
return
removeIndexedDB
(
resultResearch
.
store
,
param
.
_id
);
...
...
@@ -439,18 +419,16 @@
global_db
.
close
();
}
throw
error
;
})
.
push
(
command
.
success
,
command
.
error
,
command
.
notify
);
});
};
/**
* Creates a new document if not already existes
* @param {Object} command The JIO command
* @param {Object} metadata The metadata to put
*/
IndexedDBStorage
.
prototype
.
post
=
function
(
command
,
metadata
)
{
IndexedDBStorage
.
prototype
.
post
=
function
(
metadata
)
{
var
that
=
this
;
if
(
!
metadata
.
_id
)
{
metadata
.
_id
=
generateUuid
();
...
...
@@ -464,22 +442,20 @@
}
function
promiseEndPost
(
metadata
)
{
return
({
"
id
"
:
metadata
.
_id
})
;
return
metadata
.
_id
;
}
return
that
.
_putOrPost
(
openIndexedDB
,
promiseResearch
,
promiseOngoingPost
,
promiseEndPost
,
command
,
metadata
);
metadata
);
};
/**
* Creates or updates a document
* @param {Object} command The JIO command
* @param {Object} metadata The metadata to post
*/
IndexedDBStorage
.
prototype
.
put
=
function
(
command
,
metadata
)
{
var
that
=
this
,
found
;
IndexedDBStorage
.
prototype
.
put
=
function
(
metadata
)
{
var
that
=
this
;
function
promiseOngoingPut
(
researchResult
)
{
var
key
;
for
(
key
in
metadata
)
{
...
...
@@ -488,19 +464,15 @@
}
}
delete
metadata
.
_attachment
;
if
(
researchResult
.
result
!==
undefined
)
{
found
=
true
;
}
return
putIndexedDB
(
researchResult
.
store
,
metadata
);
}
function
promiseEndPut
()
{
return
{
"
status
"
:
(
found
?
204
:
201
)
}
;
return
metadata
.
_id
;
}
return
that
.
_putOrPost
(
openIndexedDB
,
promiseResearch
,
promiseOngoingPut
,
promiseEndPut
,
command
,
metadata
);
metadata
);
};
...
...
@@ -510,7 +482,6 @@
// * Retrieve a list of present document
// *
// * @method allDocs
// * @param {Object} command The JIO command
// * @param {Object} param The command parameters
// * @param {Object} options The command options
// * @param {Boolean} [options.include_docs=false]
...
...
@@ -633,262 +604,242 @@
// };
// /**
// * Add an attachment to a document
// *
// * @param {Object} command The JIO command
// * @param {Object} metadata The data
// *
// */
// IndexedDBStorage.prototype.putAttachment = function (command, metadata) {
// var jio_storage = this,
// transaction,
// global_db,
// BlobInfo,
// readResult;
// function putAllPart(store, metadata, readResult, count, part) {
// var blob,
// readPart,
// end;
// if (count >= metadata._blob.size) {
// return;
// }
// end = count + jio_storage._unite;
// blob = metadata._blob.slice(count, end);
// readPart = readResult.slice(count, end);
// return putIndexedDB(store, {"_id": metadata._id,
// "_attachment" : metadata._attachment,
// "_part" : part,
// "blob": blob}, readPart)
// .then(function () {
// return putAllPart(store, metadata, readResult, end, part + 1);
// });
// }
// return jIO.util.readBlobAsArrayBuffer(metadata._blob)
// .then(function (event) {
// readResult = event.target.result;
// BlobInfo = {
// "content_type": metadata._blob.type,
// "length": metadata._blob.size
// };
// return new RSVP.Queue()
// .push(function () {
// return openIndexedDB(jio_storage._database_name);
// })
// .push(function (db) {
// global_db = db;
// transaction = db.transaction(["attachment",
// "blob"], "readwrite");
// return promiseResearch(transaction,
// metadata._id, "attachment", "_id");
// })
// .push(function (researchResult) {
// if (researchResult.result === undefined) {
// throw ({"status": 404, "reason": "Not Found",
// "message": "indexeddbStorage unable to put attachment"});
// }
// //update attachment
// researchResult.result._attachment = researchResult.
// result._attachment || {};
// researchResult.result._attachment[metadata._attachment] =
// (BlobInfo === undefined) ? "BlobInfo" : BlobInfo;
// return putIndexedDB(researchResult.store, researchResult.result);
// })
// .push(function () {
// //put in blob
// var store = transaction.objectStore("blob");
// return putAllPart(store, metadata, readResult, 0, 0);
// })
// .push(function () {
// return transactionEnd(transaction);
// })
/**
* Add an attachment to a document
*
* @param {Object} metadata The data
*
*/
IndexedDBStorage
.
prototype
.
putAttachment
=
function
(
metadata
)
{
var
jio_storage
=
this
,
transaction
,
global_db
,
BlobInfo
,
readResult
;
function
putAllPart
(
store
,
metadata
,
readResult
,
count
,
part
)
{
var
blob
,
readPart
,
end
;
if
(
count
>=
metadata
.
_blob
.
size
)
{
return
;
}
end
=
count
+
jio_storage
.
_unite
;
blob
=
metadata
.
_blob
.
slice
(
count
,
end
);
readPart
=
readResult
.
slice
(
count
,
end
);
return
putIndexedDB
(
store
,
{
"
_id
"
:
metadata
.
_id
,
"
_attachment
"
:
metadata
.
_attachment
,
"
_part
"
:
part
,
"
blob
"
:
blob
},
readPart
)
.
then
(
function
()
{
return
putAllPart
(
store
,
metadata
,
readResult
,
end
,
part
+
1
);
});
}
return
jIO
.
util
.
readBlobAsArrayBuffer
(
metadata
.
_blob
)
.
then
(
function
(
event
)
{
readResult
=
event
.
target
.
result
;
BlobInfo
=
{
"
content_type
"
:
metadata
.
_blob
.
type
,
"
length
"
:
metadata
.
_blob
.
size
};
return
new
RSVP
.
Queue
()
.
push
(
function
()
{
return
openIndexedDB
(
jio_storage
.
_database_name
);
})
.
push
(
function
(
db
)
{
global_db
=
db
;
transaction
=
db
.
transaction
([
"
attachment
"
,
"
blob
"
],
"
readwrite
"
);
return
promiseResearch
(
transaction
,
metadata
.
_id
,
"
attachment
"
,
"
_id
"
);
})
.
push
(
function
(
researchResult
)
{
if
(
researchResult
.
result
===
undefined
)
{
throw
new
jIO
.
util
.
jIOError
(
"
IndexeddbStorage unable to put attachment.
"
,
500
);
}
//update attachment
researchResult
.
result
.
_attachment
=
researchResult
.
result
.
_attachment
||
{};
researchResult
.
result
.
_attachment
[
metadata
.
_attachment
]
=
(
BlobInfo
===
undefined
)
?
"
BlobInfo
"
:
BlobInfo
;
return
putIndexedDB
(
researchResult
.
store
,
researchResult
.
result
);
})
.
push
(
function
()
{
//put in blob
var
store
=
transaction
.
objectStore
(
"
blob
"
);
return
putAllPart
(
store
,
metadata
,
readResult
,
0
,
0
);
})
.
push
(
function
()
{
return
transactionEnd
(
transaction
);
})
// .push(function () {
// return {"status": 204};
// })
// .push(undefined, function (error) {
// if (global_db !== undefined) {
// global_db.close();
// }
// throw error;
// })
// .push(command.success, command.error, command.notify);
// });
// };
.
push
(
undefined
,
function
(
error
)
{
if
(
global_db
!==
undefined
)
{
global_db
.
close
();
}
throw
error
;
});
});
};
// /**
// * Retriev a document attachment
// *
// * @param {Object} command The JIO command
// * @param {Object} param The command parameter
// */
// IndexedDBStorage.prototype.getAttachment = function (command, param) {
// var jio_storage = this,
// transaction,
// global_db,
// blob,
// totalLength;
// function getDesirePart(store, start, end) {
// if (start > end) {
// return;
// }
// return getIndexedDB(store, [param._id, param._attachment, start])
// .then(function (result) {
// var blobPart = result.blob;
// if (result.blob.byteLength !== undefined) {
// blobPart = new Blob([result.blob]);
// }
// if (blob) {
// blob = new Blob([blob, blobPart]);
// } else {
// blob = blobPart;
// }
// return getDesirePart(store, start + 1, end);
// });
// }
// return new RSVP.Queue()
// .push(function () {
// return openIndexedDB(jio_storage._database_name);
// })
// .push(function (db) {
// global_db = db;
// transaction = db.transaction(["attachment", "blob"], "readwrite");
// //check if the attachment exists
// return promiseResearch(transaction,
// param._id, "attachment", "_id");
// })
// .push(function (researchResult) {
// var result = researchResult.result,
// start,
// end;
// if (result === undefined ||
// result._attachment[param._attachment] === undefined) {
// throw ({"status": 404, "reason": "missing attachment",
// "message": "IndexeddbStorage, unable to get attachment."});
// }
// totalLength = result._attachment[param._attachment].length;
// param._start = param._start === undefined ? 0 : param._start;
// param._end = param._end === undefined ? totalLength
// : param._end;
// if (param._end > totalLength) {
// param._end = totalLength;
// }
// if (param._start < 0 || param._end < 0) {
// throw ({"status": 404, "reason": "invalide _start, _end",
// "message": "_start and _end must be positive"});
// }
// if (param._start > param._end) {
// throw ({"status": 404, "reason": "invalide offset",
// "message": "start is great then end"});
// }
// start = Math.floor(param._start / jio_storage._unite);
// end = Math.floor(param._end / jio_storage._unite);
// if (param._end % jio_storage._unite === 0) {
// end -= 1;
// }
// return getDesirePart(transaction.objectStore("blob"),
// start,
// end);
// })
// .push(function () {
// var start = param._start % jio_storage._unite,
// end = start + param._end - param._start;
// blob = blob.slice(start, end);
// return ({ "data": new Blob([blob], {type: "text/plain"})});
// })
// .push(undefined, function (error) {
// // Check if transaction is ongoing, if so, abort it
// if (transaction !== undefined) {
// transaction.abort();
// }
// if (global_db !== undefined) {
// global_db.close();
// }
// throw error;
// })
// .push(command.success, command.error, command.notify);
// };
/**
* Retriev a document attachment
*
* @param {Object} param The command parameter
*/
IndexedDBStorage
.
prototype
.
getAttachment
=
function
(
param
)
{
var
jio_storage
=
this
,
transaction
,
global_db
,
blob
,
totalLength
;
function
getDesirePart
(
store
,
start
,
end
)
{
if
(
start
>
end
)
{
return
;
}
return
getIndexedDB
(
store
,
[
param
.
_id
,
param
.
_attachment
,
start
])
.
then
(
function
(
result
)
{
var
blobPart
=
result
.
blob
;
if
(
result
.
blob
.
byteLength
!==
undefined
)
{
blobPart
=
new
Blob
([
result
.
blob
]);
}
if
(
blob
)
{
blob
=
new
Blob
([
blob
,
blobPart
]);
}
else
{
blob
=
blobPart
;
}
return
getDesirePart
(
store
,
start
+
1
,
end
);
});
}
return
new
RSVP
.
Queue
()
.
push
(
function
()
{
return
openIndexedDB
(
jio_storage
.
_database_name
);
})
.
push
(
function
(
db
)
{
global_db
=
db
;
transaction
=
db
.
transaction
([
"
attachment
"
,
"
blob
"
],
"
readwrite
"
);
//check if the attachment exists
return
promiseResearch
(
transaction
,
param
.
_id
,
"
attachment
"
,
"
_id
"
);
})
.
push
(
function
(
researchResult
)
{
var
result
=
researchResult
.
result
,
start
,
end
;
if
(
result
===
undefined
||
result
.
_attachment
[
param
.
_attachment
]
===
undefined
)
{
throw
new
jIO
.
util
.
jIOError
(
"
IndexeddbStorage unable to get attachment.
"
,
404
);
}
totalLength
=
result
.
_attachment
[
param
.
_attachment
].
length
;
param
.
_start
=
param
.
_start
===
undefined
?
0
:
param
.
_start
;
param
.
_end
=
param
.
_end
===
undefined
?
totalLength
:
param
.
_end
;
if
(
param
.
_end
>
totalLength
)
{
param
.
_end
=
totalLength
;
}
if
(
param
.
_start
<
0
||
param
.
_end
<
0
)
{
throw
({
"
status
"
:
404
,
"
reason
"
:
"
invalide _start, _end
"
,
"
message
"
:
"
_start and _end must be positive
"
});
}
if
(
param
.
_start
>
param
.
_end
)
{
throw
({
"
status
"
:
404
,
"
reason
"
:
"
invalide offset
"
,
"
message
"
:
"
start is great then end
"
});
}
start
=
Math
.
floor
(
param
.
_start
/
jio_storage
.
_unite
);
end
=
Math
.
floor
(
param
.
_end
/
jio_storage
.
_unite
);
if
(
param
.
_end
%
jio_storage
.
_unite
===
0
)
{
end
-=
1
;
}
return
getDesirePart
(
transaction
.
objectStore
(
"
blob
"
),
start
,
end
);
})
.
push
(
function
()
{
var
start
=
param
.
_start
%
jio_storage
.
_unite
,
end
=
start
+
param
.
_end
-
param
.
_start
;
blob
=
blob
.
slice
(
start
,
end
);
return
new
Blob
([
blob
],
{
type
:
"
text/plain
"
});
})
.
push
(
undefined
,
function
(
error
)
{
// Check if transaction is ongoing, if so, abort it
if
(
transaction
!==
undefined
)
{
transaction
.
abort
();
}
if
(
global_db
!==
undefined
)
{
global_db
.
close
();
}
throw
error
;
});
};
// /**
// * Remove an attachment
// *
// * @method removeAttachment
// * @param {Object} command The JIO command
// * @param {Object} param The command parameters
// */
// IndexedDBStorage.prototype.removeAttachment = function (command, param) {
// var jio_storage = this,
// transaction,
// global_db,
// totalLength;
// function removePart(store, part) {
// if (part * jio_storage._unite >= totalLength) {
// return;
// }
// return removeIndexedDB(store, [param._id, param._attachment, part])
// .then(function () {
// return removePart(store, part + 1);
// });
// }
// return new RSVP.Queue()
// .push(function () {
// return openIndexedDB(jio_storage._database_name);
// })
// .push(function (db) {
// global_db = db;
// transaction = db.transaction(["attachment", "blob"], "readwrite");
// //check if the attachment exists
// return promiseResearch(transaction, param._id,
// "attachment", "_id");
// })
// .push(function (researchResult) {
// var result = researchResult.result;
// if (result === undefined ||
// result._attachment[param._attachment] === undefined) {
// throw ({"status": 404, "reason": "missing attachment",
// "message":
// "IndexeddbStorage, document attachment not found."});
// }
// totalLength = result._attachment[param._attachment].length;
// //updata attachment
// delete result._attachment[param._attachment];
// return putIndexedDB(researchResult.store, result);
// })
// .push(function () {
// var store = transaction.objectStore("blob");
// return removePart(store, 0);
// })
// .push(function () {
// return transactionEnd(transaction);
// })
// .push(function () {
// return ({ "status": 204 });
// })
// .push(undefined, function (error) {
// if (global_db !== undefined) {
// global_db.close();
// }
// throw error;
// })
// .push(command.success, command.error, command.notify);
// };
/**
* Remove an attachment
*
* @method removeAttachment
* @param {Object} param The command parameters
*/
IndexedDBStorage
.
prototype
.
removeAttachment
=
function
(
param
)
{
var
jio_storage
=
this
,
transaction
,
global_db
,
totalLength
;
function
removePart
(
store
,
part
)
{
if
(
part
*
jio_storage
.
_unite
>=
totalLength
)
{
return
;
}
return
removeIndexedDB
(
store
,
[
param
.
_id
,
param
.
_attachment
,
part
])
.
then
(
function
()
{
return
removePart
(
store
,
part
+
1
);
});
}
return
new
RSVP
.
Queue
()
.
push
(
function
()
{
return
openIndexedDB
(
jio_storage
.
_database_name
);
})
.
push
(
function
(
db
)
{
global_db
=
db
;
transaction
=
db
.
transaction
([
"
attachment
"
,
"
blob
"
],
"
readwrite
"
);
//check if the attachment exists
return
promiseResearch
(
transaction
,
param
.
_id
,
"
attachment
"
,
"
_id
"
);
})
.
push
(
function
(
researchResult
)
{
var
result
=
researchResult
.
result
;
if
(
result
===
undefined
||
result
.
_attachment
[
param
.
_attachment
]
===
undefined
)
{
throw
({
"
status
"
:
404
,
"
reason
"
:
"
missing attachment
"
,
"
message
"
:
"
IndexeddbStorage, document attachment not found.
"
});
}
totalLength
=
result
.
_attachment
[
param
.
_attachment
].
length
;
//updata attachment
delete
result
.
_attachment
[
param
.
_attachment
];
return
putIndexedDB
(
researchResult
.
store
,
result
);
})
.
push
(
function
()
{
var
store
=
transaction
.
objectStore
(
"
blob
"
);
return
removePart
(
store
,
0
);
})
.
push
(
function
()
{
return
transactionEnd
(
transaction
);
})
.
push
(
undefined
,
function
(
error
)
{
if
(
global_db
!==
undefined
)
{
global_db
.
close
();
}
throw
error
;
});
};
// IndexedDBStorage.prototype.allDocs = function (
command,
param, option) {
// IndexedDBStorage.prototype.allDocs = function (param, option) {
// /*jslint unparam: true */
// this.createDBIfNecessary().
// then(this.getListMetadata.bind(this, option)).
// then(command.success, command.error, command.notify);
// };
//
// IndexedDBStorage.prototype.check = function (command) {
// command.success();
// };
//
// IndexedDBStorage.prototype.repair = function (command) {
// command.success();
// then(this.getListMetadata.bind(this, option));
// };
jIO
.
addStorage
(
"
indexeddb
"
,
IndexedDBStorage
);
...
...
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