2014-09-21 17:57:53 +00:00
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/*
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Copyright 2014 Kaissersoft Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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2014-09-21 17:48:10 +00:00
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package imdb
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import (
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"encoding/json"
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"errors"
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"fmt"
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//"log"
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"net/http"
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"strings"
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)
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//=======================================================================
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// Const
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//=======================================================================
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const baseUrl string = "http://www.omdbapi.com/?"
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const plot string = "full"
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const tomatoes string = "true"
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//=======================================================================
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// Global vars
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//=======================================================================
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//=======================================================================
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// Structs
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//=======================================================================
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//Type for the Search Response
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type SearchResult struct {
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Title string
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Year string
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ImdbId string
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Type string
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}
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//Type that respond Search
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type SearchResponse struct {
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Search []SearchResult
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Response string
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Error string
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}
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//Type for searching a specific movie
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type MovieResult struct {
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Title string
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Year string
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Rated string
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Released string
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Runtime string
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Genre string
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Director string
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Writer string
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Actors string
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Plot string
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Language string
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Country string
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Awards string
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Poster string
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Metascore string
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imdbRating string
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imdbVotes string
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imdbID string
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Type string
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tomatoMeter string
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tomatoImage string
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tomatoRating string
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tomatoReviews string
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tomatoFresh string
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tomatoRotten string
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tomatoConsensus string
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tomatoUserMeter string
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tomatoUserRating string
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tomatoUserReviews string
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DVD string
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BoxOffice string
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Production string
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Website string
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Response string
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Error string
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}
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//=======================================================================
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// Funcs
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//=======================================================================
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//Search for movies given a Title and year, Year is optional you can pass nil
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func SearchMovies(title string, year string) (*SearchResponse, error) {
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resp, err := omdbApiRequest(title, "", "", year)
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if err != nil {
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return nil, err
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}
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r := new(SearchResponse)
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err = json.NewDecoder(resp.Body).Decode(r)
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if err != nil {
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return nil, err
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}
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if r.Response == "False" {
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return r, errors.New(r.Error)
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}
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return r, nil
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}
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//returns a MovieResult given Title
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func GetMovieByTitle(title string, year string) (*MovieResult, error) {
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resp, err := omdbApiRequest("", "", title, year)
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if err != nil {
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return nil, err
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}
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r := new(MovieResult)
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err = json.NewDecoder(resp.Body).Decode(r)
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if err != nil {
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return nil, err
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}
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if r.Response == "False" {
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return r, errors.New(r.Error)
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}
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return r, nil
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}
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// returns a MovieResult given a ImdbId ex:"tt2015381"
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func GetMovieByImdbId(id string) (*MovieResult, error) {
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resp, err := omdbApiRequest("", id, "", "")
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if err != nil {
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return nil, err
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}
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r := new(MovieResult)
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err = json.NewDecoder(resp.Body).Decode(r)
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if err != nil {
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return nil, err
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}
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if r.Response == "False" {
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return r, errors.New(r.Error)
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}
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return r, nil
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}
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func omdbApiRequest(s string, i string, t string, y string) (resp *http.Response, err error) {
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//s = Search Parameter, if this is != nil then its a searchMovies
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//i = Id Parameter, if this is != nil then its a getMovieByImdbId
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//t = Title Parameter, if this is != nil then its a getMovieByTitle
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//y = Year Parameter, Optional data for s and t search
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//var res http.Response
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var url string
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if s != "" {
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s = strings.Replace(s, " ", "%20", -1)
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url = fmt.Sprintf(baseUrl+"s=%s&y=%s", s, y)
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} else if i != "" {
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url = fmt.Sprintf(baseUrl+"i=%s&plot=%s&tomatoes=%s", i, plot, tomatoes)
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} else if t != "" {
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t = strings.Replace(t, " ", "%20", -1)
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url = fmt.Sprintf(baseUrl+"t=%s&plot=%s&tomatoes=%s&y=%s", t, plot, tomatoes, y)
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} else {
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return nil, errors.New("Invalid Request")
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}
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//log.Print(url) //DEBUG
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res, err := http.Get(url)
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err = checkErrorStatus(res.StatusCode)
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if err != nil {
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return nil, err
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}
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return res, nil
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}
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func checkErrorStatus(status int) error {
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if status != 200 {
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return errors.New(fmt.Sprintf("Status Code %d received from IMDB", status))
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} else {
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return nil
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}
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}
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