In petermeissner/wikipediatrend: Public Subject Attention via Wikipedia Page View Statistics

knitr::opts_chunk$set(
  fig.path = "man/figures/README-"
)

options("width"=110)
tmp <- packageDescription( basename(getwd()) )

cat("#", tmp$Title)

Status

filelist.R   <- list.files("R", recursive = TRUE, pattern="\\.R$", ignore.case = TRUE, full.names = TRUE)
filelist.tests   <- list.files("tests", recursive = TRUE, pattern="\\.R$", ignore.case = TRUE, full.names = TRUE)
filelist.cpp <- list.files("src", recursive = TRUE, pattern="\\.cpp$", ignore.case = TRUE, full.names = TRUE)
lines.R      <- unlist(lapply(filelist.R, readLines))
lines.tests  <- unlist(lapply(filelist.tests, readLines))
lines.cpp    <- unlist(lapply(filelist.cpp, readLines))
length.R     <- length(grep("(^\\s*$)|(^\\s*#)|(^\\s*//)", lines.R,  value = TRUE, invert = TRUE))
length.tests <- length(grep("(^\\s*$)|(^\\s*#)|(^\\s*//)", lines.tests,  value = TRUE, invert = TRUE))
length.cpp   <- length(grep("(^\\s*$)|(^\\s*#)|(^\\s*//)", lines.cpp,  value = TRUE, invert = TRUE))

lines of R code: r length.R, lines of test code: r length.tests

Version

source_files <- 
  grep(
    "/R/|/src/|/tests/",
    list.files(recursive = TRUE, full.names = TRUE), 
    value = TRUE
  )
last_change <- 
  as.character(
    format(max(file.info(source_files)$mtime), tz="UTC")
  )

cat(tmp$Version, "(",last_change,")")

Description

#cat(tmp$Description)

License

cat(tmp$License, "<br>")
cat(tmp$Author)

Credits

• Parts of the package's code have been shamelessly copied and modified from R base package written by R core team. This concerns the wp_date() generic and its methods and is detailed in the help files.

Citation

citation("wikipediatrend")

print(citation("wikipediatrend"), style = "text")

BibTex for citing

toBibtex(citation("wikipediatrend"))

Installation

Stable version from CRAN:

install.packages("wikipediatrend")

Latest development version from Github:

devtools::install_github("petermeissner/wikipediatrend")

Usage

starting up ...

library(wikipediatrend)

getting some data ...

trend_data <- 
  wp_trend(
    page = c("Der_Spiegel", "Die_Zeit"), 
    lang = c("de", "en"), 
    from = "2007-01-01",
    to   = Sys.Date()
  )

having a look ...

trend_data

having another look ...

plot(
  trend_data[trend_data$views < 2500, ]
)

Usage 2

getting some data ...

trend_data <- 
  wp_trend(
    page = 
      c(
        "Climate_crisis", 
        "2019–20_coronavirus_pandemic",
        "Donald_Trump",
        "Syria",
        "Crimea",
        "Influenza"
      ), 
    lang = "en", 
    from = "2007-01-01",
    to   = Sys.Date()
  )

having a look ...

trend_data

having another look ...

options(scipen = 1000000)

plot(trend_data) + 
  ggplot2::scale_y_log10()

petermeissner/wikipediatrend documentation built on June 7, 2020, 10:26 p.m.