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Counts the number of unique followers of selected turfgrass accounts on Twitter
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# this code will download twitter follower information | |
# load packages | |
library("twitteR") | |
library("dplyr") | |
api_key <- "your api key" | |
api_secret <- "your api secret" | |
access_token <- "your access token" | |
access_token_secret <- "your access token secret" | |
setup_twitter_oauth(api_key, api_secret, access_token, access_token_secret) | |
# get the account to work with | |
td <- getUser("GolfSupers") | |
# download follower info and convert to data frame | |
td.follower <- lookupUsers(td$getFollowerIDs()) | |
golfsupers <- twListToDF(td.follower) | |
# write the file to the working directory | |
write.csv(golfsupers, "golfsupers.csv", row.names = FALSE) | |
# after downloading the data for all accounts of interest | |
# and writing to the working directory, one can read the files | |
GCImagazine <- read.csv("GCImagazine.csv", header = TRUE) | |
turfdiseases <- read.csv("turfdiseases.csv", header = TRUE) | |
gcsaa <- read.csv("gcsaa.csv", header = TRUE) | |
turfnet <- read.csv("turfnet.csv", header = TRUE) | |
BIGGALtd <- read.csv("BIGGALtd.csv", header = TRUE) | |
the_iog <- read.csv("the_iog.csv", header = TRUE) | |
agcsa2 <- read.csv("agcsa2.csv", header = TRUE) | |
golfsupers <- read.csv("golfsupers.csv", header = TRUE) | |
# assign the account name variable to each of the data sets | |
GCImagazine$account <- "GCImagazine" | |
gcsaa$account <- "gcsaa" | |
turfdiseases$account <- "TurfDiseases" | |
turfnet$account <- "TurfNet" | |
BIGGALtd$account <- "BIGGALtd" | |
the_iog$account <- "the_iog" | |
agcsa2$account <- "agcsa2" | |
golfsupers$account <- "GolfSupers" | |
# combine the accounts into one data frame | |
all <- rbind.data.frame(GCImagazine, gcsaa, turfdiseases, turfnet, | |
BIGGALtd, the_iog, agcsa2, golfsupers) | |
# count the unique followers | |
allUnique <- unique(all$id) | |
# filter out the accounts with no tweets | |
no <- filter(all, statusesCount > 0) | |
# count the unique followers for accounts that have sent at least 1 tweet | |
noUnique <- unique(no$id) |
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