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250 lines (243 loc) · 6.88 KB
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package feed
import (
"encoding/json"
"errors"
"fmt"
"log"
"net/http"
"strings"
"time"
"github.com/PuerkitoBio/goquery"
"github.com/gosexy/to"
"github.com/securityfirst/umbrella-api/models"
)
type ReliefWebFetcher struct {
Country *models.Country
}
func (r *ReliefWebFetcher) Fetch() ([]models.FeedItem, error) {
body, err := makeRequest(fmt.Sprintf("https://api.reliefweb.int/v1/countries/%v", r.Country.ReliefWeb), http.MethodGet, nil)
if err != nil {
return nil, err
}
var resp reliefWebResp
if err = json.Unmarshal(body, &resp); err != nil {
return nil, err
}
if len(resp.Data) < 1 {
return nil, errors.New("No data received")
}
if resp.Data[0].Fields.DescriptionHTML == "" {
return nil, nil
}
doc, err := goquery.NewDocumentFromReader(strings.NewReader(resp.Data[0].Fields.DescriptionHTML))
if err != nil {
return nil, err
}
var items []models.FeedItem
doc.Find("h3").First().Next().Children().Each(func(i int, t *goquery.Selection) {
item, err := r.parseItem(t)
if err != nil {
log.Println("", err)
return
}
items = append(items, *item)
})
return items, nil
}
func (r *ReliefWebFetcher) parseItem(t *goquery.Selection) (*models.FeedItem, error) {
href, ok := t.Contents().Attr("href")
if !ok {
return nil, errors.New("no href")
}
item := models.FeedItem{
Title: t.Contents().Text(),
URL: href,
Country: r.Country.Iso2,
Source: models.ReliefWeb,
UpdatedAt: time.Now().Unix(),
}
segments := strings.Split(href, "/")
if len(segments) == 0 || to.Int64(segments[len(segments)-1]) == 0 {
return &item, nil
}
nodeURL := fmt.Sprintf("https://api.reliefweb.int/v1/reports/%v", segments[len(segments)-1])
body, err := makeRequest(nodeURL, "get", nil)
if err != nil {
return nil, err
}
var rep reliefWebReportResp
if err = json.Unmarshal(body, &rep); err != nil {
return nil, err
}
if rep.Data[0].Fields.Headline.Summary != "" {
item.Description = rep.Data[0].Fields.Headline.Summary
} else {
item.Description = rep.Data[0].Fields.BodyHTML
}
item.UpdatedAt = rep.Data[0].Fields.Date.Changed.Unix()
return &item, nil
}
type reliefWebResp struct {
Href string `json:"href"`
Time int `json:"time"`
Links struct {
Self struct {
Href string `json:"href"`
} `json:"self"`
Collection struct {
Href string `json:"href"`
} `json:"collection"`
} `json:"links"`
TotalCount int `json:"totalCount"`
Count int `json:"count"`
Data []struct {
Fields struct {
ID int `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
Status string `json:"status"`
Iso3 string `json:"iso3"`
Featured bool `json:"featured"`
VideoPlaylist string `json:"video_playlist"`
URL string `json:"url"`
URLAlias string `json:"url_alias"`
DescriptionHTML string `json:"description-html"`
Current bool `json:"current"`
Location struct {
Lat float64 `json:"lat"`
Lon float64 `json:"lon"`
} `json:"location"`
} `json:"fields"`
ID string `json:"id"`
} `json:"data"`
}
type reliefWebReportResp struct {
Href string `json:"href"`
Time int `json:"time"`
Links struct {
Self struct {
Href string `json:"href"`
} `json:"self"`
Collection struct {
Href string `json:"href"`
} `json:"collection"`
} `json:"links"`
TotalCount int `json:"totalCount"`
Count int `json:"count"`
Data []struct {
Fields struct {
ID int `json:"id"`
Title string `json:"title"`
Status string `json:"status"`
Body string `json:"body"`
Headline struct {
Title string `json:"title"`
Summary string `json:"summary"`
Image struct {
ID string `json:"id"`
Width string `json:"width"`
Height string `json:"height"`
URL string `json:"url"`
Filename string `json:"filename"`
Mimetype string `json:"mimetype"`
Filesize string `json:"filesize"`
Copyright string `json:"copyright"`
Caption string `json:"caption"`
URLLarge string `json:"url-large"`
URLSmall string `json:"url-small"`
URLThumb string `json:"url-thumb"`
} `json:"image"`
} `json:"headline"`
File []struct {
ID string `json:"id"`
Description string `json:"description"`
URL string `json:"url"`
Filename string `json:"filename"`
Mimetype string `json:"mimetype"`
Filesize string `json:"filesize"`
Preview struct {
URL string `json:"url"`
URLLarge string `json:"url-large"`
URLSmall string `json:"url-small"`
URLThumb string `json:"url-thumb"`
} `json:"preview"`
} `json:"file"`
PrimaryCountry struct {
Href string `json:"href"`
ID int `json:"id"`
Name string `json:"name"`
Iso3 string `json:"iso3"`
Location struct {
Lat float64 `json:"lat"`
Lon float64 `json:"lon"`
} `json:"location"`
} `json:"primary_country"`
Country []struct {
Href string `json:"href"`
ID int `json:"id"`
Name string `json:"name"`
Iso3 string `json:"iso3"`
Location struct {
Lat float64 `json:"lat"`
Lon float64 `json:"lon"`
} `json:"location"`
Primary bool `json:"primary"`
} `json:"country"`
Source []struct {
Href string `json:"href"`
ID int `json:"id"`
Name string `json:"name"`
Shortname string `json:"shortname"`
Longname string `json:"longname,omitempty"`
SpanishName string `json:"spanish_name,omitempty"`
Homepage string `json:"homepage"`
Type struct {
ID int `json:"id"`
Name string `json:"name"`
} `json:"type"`
} `json:"source"`
Language []struct {
ID int `json:"id"`
Name string `json:"name"`
Code string `json:"code"`
} `json:"language"`
Theme []struct {
ID int `json:"id"`
Name string `json:"name"`
} `json:"theme"`
Format []struct {
ID int `json:"id"`
Name string `json:"name"`
} `json:"format"`
OchaProduct []struct {
ID int `json:"id"`
Name string `json:"name"`
} `json:"ocha_product"`
Disaster []struct {
ID int `json:"id"`
Name string `json:"name"`
Glide string `json:"glide"`
Type []struct {
ID int `json:"id"`
Name string `json:"name"`
Code string `json:"code"`
Primary bool `json:"primary"`
} `json:"type"`
} `json:"disaster"`
DisasterType []struct {
ID int `json:"id"`
Name string `json:"name"`
Code string `json:"code"`
} `json:"disaster_type"`
URL string `json:"url"`
URLAlias string `json:"url_alias"`
BodyHTML string `json:"body-html"`
Date struct {
Original time.Time `json:"original"`
Changed time.Time `json:"changed"`
Created time.Time `json:"created"`
} `json:"date"`
} `json:"fields"`
ID string `json:"id"`
} `json:"data"`
}