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Use Promise.coroutine() instead of Zotero.spawn() for saveItems()

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Dan Stillman 2016-02-02 05:30:05 -05:00
parent a6caa14412
commit e8046d8ad2
1 changed files with 66 additions and 68 deletions
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134
chrome/content/zotero/xpcom/translation/translate_item.js
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@ -81,84 +81,82 @@ Zotero.Translate.ItemSaver.prototype = {
* save progress. The callback will be called as attachmentCallback(attachment, false, error)
* on failure or attachmentCallback(attachment, progressPercent) periodically during saving.
*/
"saveItems":function(items, callback, attachmentCallback) {
Zotero.spawn(function* () {
try {
let newItems = [], standaloneAttachments = [];
yield (Zotero.DB.executeTransaction(function* () {
for (let iitem=0; iitem<items.length; iitem++) {
let item = items[iitem], newItem, myID;
// Type defaults to "webpage"
let type = (item.itemType ? item.itemType : "webpage");
"saveItems": Zotero.Promise.coroutine(function* (items, callback, attachmentCallback) {
try {
let newItems = [], standaloneAttachments = [];
yield Zotero.DB.executeTransaction(function* () {
for (let iitem=0; iitem<items.length; iitem++) {
let item = items[iitem], newItem, myID;
// Type defaults to "webpage"
let type = (item.itemType ? item.itemType : "webpage");
if (type == "note") { // handle notes differently
newItem = yield this._saveNote(item);
} else if (type == "attachment") { // handle attachments differently
standaloneAttachments.push(iitem);
continue;
} else {
newItem = new Zotero.Item(type);
newItem.libraryID = this._libraryID;
if(item.tags) item.tags = this._cleanTags(item.tags);
// Need to handle these specially. Put them in a separate object to
// avoid a warning from fromJSON()
let specialFields = {
attachments:item.attachments,
notes:item.notes,
seeAlso:item.seeAlso,
id:item.itemID || item.id
};
newItem.fromJSON(this._deleteIrrelevantFields(item));
if (type == "note") { // handle notes differently
newItem = yield this._saveNote(item);
} else if (type == "attachment") { // handle attachments differently
standaloneAttachments.push(iitem);
continue;
} else {
newItem = new Zotero.Item(type);
newItem.libraryID = this._libraryID;
if(item.tags) item.tags = this._cleanTags(item.tags);
if (this._collections) {
newItem.setCollections(this._collections);
}
// save item
myID = yield newItem.save();
// Need to handle these specially. Put them in a separate object to
// avoid a warning from fromJSON()
let specialFields = {
attachments:item.attachments,
notes:item.notes,
seeAlso:item.seeAlso,
id:item.itemID || item.id
};
newItem.fromJSON(this._deleteIrrelevantFields(item));
if (this._collections) {
newItem.setCollections(this._collections);
// handle notes
if (specialFields.notes) {
for (let i=0; i<specialFields.notes.length; i++) {
yield this._saveNote(specialFields.notes[i], myID);
}
// save item
myID = yield newItem.save();
// handle notes
if (specialFields.notes) {
for (let i=0; i<specialFields.notes.length; i++) {
yield this._saveNote(specialFields.notes[i], myID);
}
}
// handle attachments
if (specialFields.attachments) {
for (let i=0; i<specialFields.attachments.length; i++) {
let attachment = specialFields.attachments[i];
// Don't wait for the promise to resolve, since we want to
// signal completion as soon as the items are saved
this._saveAttachment(attachment, myID, attachmentCallback);
}
// Restore the attachments field, since we use it later in
// translation
item.attachments = specialFields.attachments;
}
// handle see also
this._handleRelated(specialFields, newItem);
}
// add to new item list
newItems.push(newItem);
// handle attachments
if (specialFields.attachments) {
for (let i=0; i<specialFields.attachments.length; i++) {
let attachment = specialFields.attachments[i];
// Don't wait for the promise to resolve, since we want to
// signal completion as soon as the items are saved
this._saveAttachment(attachment, myID, attachmentCallback);
}
// Restore the attachments field, since we use it later in
// translation
item.attachments = specialFields.attachments;
}
// handle see also
this._handleRelated(specialFields, newItem);
}
}.bind(this)));
// Handle standalone attachments outside of the transaction
for (let iitem of standaloneAttachments) {
let newItem = yield this._saveAttachment(items[iitem], null, attachmentCallback);
if (newItem) newItems.push(newItem);
// add to new item list
newItems.push(newItem);
}
}.bind(this));
callback(true, newItems);
} catch(e) {
callback(false, e);
// Handle standalone attachments outside of the transaction
for (let iitem of standaloneAttachments) {
let newItem = yield this._saveAttachment(items[iitem], null, attachmentCallback);
if (newItem) newItems.push(newItem);
}
}, this);
},
callback(true, newItems);
} catch(e) {
callback(false, e);
}
}),
"saveCollections": Zotero.Promise.coroutine(function* (collections) {
var collectionsToProcess = collections.slice();