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Code Issues Projects Releases Packages Wiki Activity Actions 9

2 new APIs: listPadsOfAuthor and listAuthorsOfPad

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Return all pads that a given author has contributed to (not just
created) and return all authors who has contributed to a given pad.
This commit is contained in:
Mehmet Ali Elicin 2012-04-04 14:02:08 -07:00
parent cfb58a80a3
commit 3c8674ebde
4 changed files with 130 additions and 3 deletions
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90
node/db/AuthorManager.js
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@ -55,6 +55,7 @@ exports.getAuthor4Token = function (token, callback)
/**
* Returns the AuthorID for a mapper.
* @param {String} token The mapper
* @param {String} name The name of the author (optional)
* @param {Function} callback callback (err, author)
*/
exports.createAuthorIfNotExistsFor = function (authorMapper, name, callback)
@ -153,6 +154,7 @@ exports.getAuthorColorId = function (author, callback)
/**
* Sets the color Id of the author
* @param {String} author The id of the author
* @param {String} colorId The color id of the author
* @param {Function} callback (optional)
*/
exports.setAuthorColorId = function (author, colorId, callback)
@ -173,9 +175,97 @@ exports.getAuthorName = function (author, callback)
/**
* Sets the name of the author
* @param {String} author The id of the author
* @param {String} name The name of the author
* @param {Function} callback (optional)
*/
exports.setAuthorName = function (author, name, callback)
{
db.setSub("globalAuthor:" + author, ["name"], name, callback);
}
/**
* Returns an array of all pads this author contributed to
* @param {String} author The id of the author
* @param {Function} callback (optional)
*/
exports.listPadsOfAuthor = function (authorID, callback)
{
/* There are two other places where this array is manipulated:
* (1) When the author is added to a pad, the author object is also updated
* (2) When a pad is deleted, each author of that pad is also updated
*/
//get the globalAuthor
db.get("globalAuthor:" + authorID, function(err, author)
{
if(ERR(err, callback)) return;
//author does not exists
if(author == null)
{
callback(new customError("authorID does not exist","apierror"))
}
//everything is fine, return the pad IDs
else
{
var pads = [];
if(author.padIDs != null)
{
for (var padId in author.padIDs)
{
pads.push(padId);
}
}
callback(null, {padIDs: pads});
}
});
}
/**
* Adds a new pad to the list of contributions
* @param {String} author The id of the author
* @param {String} padID The id of the pad the author contributes to
* @param {Function} callback (optional)
*/
exports.addPad = function (authorID, padID)
{
//get the entry
db.get("globalAuthor:" + authorID, function(err, author)
{
if(ERR(err)) return;
if(author == null) return;
//the entry doesn't exist so far, let's create it
if(author.padIDs == null)
{
author.padIDs = {padIDs : {}};
}
//add the entry for this pad
author.padIDs[padID] = 1;
//save the new element back
db.set("globalAuthor:" + authorID, author);
});
}
/**
* Removes a pad from the list of contributions
* @param {String} author The id of the author
* @param {String} padID The id of the pad the author contributes to
* @param {Function} callback (optional)
*/
exports.removePad = function (authorID, padID)
{
db.get("globalAuthor:" + authorID, function (err, author)
{
if(ERR(err)) return;
if(author == null) return;
if(author.padIDs != null)
{
//remove pad from author
delete author.padIDs[padID];
db.set("globalAuthor:" + authorID, author);
}
});
}