I was looking at the movie changes API, with the URL pattern, for example, http://api.themoviedb.org/3/movie/267860/changes?api_key=&startdate=2016-05-30&enddate=2016-06-10. I have some questions. In the images key for example, this image file name is repeated thrice : T2ckqPYnro521KCv7Xfn5FfOvI.jpg
One is for deleting and replacing by a new one, and one is for adding. What does this mean? Does this mean that the image file name is the same, only the image has been replaced? If so, why it is present in the "Added" section as well?
Secondly, for a certain movie (id 136984), I saw a change key as this:
"key":"adult", "items":[ { "id":"507436ef19c2957f2700005c", "action":"updated", "time":"2012-10-09 14:38:39 UTC", "value":false } ]
Shouldn't there be an "old value" key as well, which shows what the previous value was?
3rdly, when there are changes in cast and crew, how will the update look like? Can the person's name itself change? If so, will it come under movie/changes or person/changes? Basically I could not find one example where crew or cast is updated. All examples had these keys as "added". So I want to know how an update to crew or cast for a movie will look like, where for example, some crew information is updated or deleted.
The documentation on changes is not very clear and there are lots of assumptions to be made, so I think it is better if someone can clarify it.
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Travis Bell 的回复
于 2016 年 07 月 17 日 10:36上午
I think some of this might be easier to understand by looking at the website: https://www.themoviedb.org/movie/267860-london-has-fallen/changes
The image
2MORPerZU0zYgi915PLsuHBDTT9.jpg
for example, was added then had it's language updated.Re: adult, since it's a boolean, it's always going to be false by default. Updated to true or vice versa.
Cast and crew are only added and deleted although on the credit record character names can be updated. With regards to person changes themselves, they happen on the person object, not the movie object.
Cupidvogel 的回复
于 2016 年 07 月 17 日 10:45上午
Thanks Travis. However, the JSON structure of the response is still not clear. Is there any documentation on all possible keys that can be present in a change list JSON response? It looks like it will be trivial, since the keys are supposed to be the same in movie/id/changes as those found in the JSON response for movie/id, but in the example page for example, there is a key "character_names", which I have no way of knowing.
Cupidvogel 的回复
于 2016 年 07 月 17 日 11:24上午
One example - in the example provided at http://docs.themoviedb.apiary.io/#reference/movies/movieidchanges/get, for the "adult" key, it shows only update, whereas for the "overview" key it shows first delete and then add. What is the difference between these two scenarios?
Cupidvogel 的回复
于 2016 年 07 月 18 日 12:46下午
Any update? Sorry for badgering, but the change API is not well documented in my opinion, and without understanding completely how it works, I won't be able to set automation tasks which periodically updates the database, which would mean that my entire project will sink. :(
Travis Bell 的回复
于 2016 年 07 月 19 日 4:27下午
You can grab the list of change keys from the /configuration method.
Re: your question about the overview, it's probably best to look at the actual responses, they documentation looks out of date. As far as I recall, there won't be a "deleted" action on any overviews. Those are always a "added" (the initial input since there's no original value) or a "updated" (with both the original and new value) action.
An example would be: https://api.themoviedb.org/3/movie/258489/changes?api_key=###&start_date=2016-07-03
Cupidvogel 的回复
于 2016 年 07 月 19 日 4:31下午
Cool. So basically there should be no scenario where I see a "deleted" and an "added", right?
Travis Bell 的回复
于 2016 年 07 月 19 日 4:38下午
That should be correct. You would see a "deleted" if there's no new data that was input (it was cleared out), but the event of replacing an overview, it should be "updated".
Cupidvogel 的回复
于 2016 年 07 月 19 日 4:39下午
Yeah, exactly.. Thanks a lot, Travis!