getBiocVignette {BiocPkgTools} | R Documentation

## Download a Bioconductor vignette

### Description

The actual vignette path is available using `biocPkgList`.

### Usage

    getBiocVignette(
      vignettePath,
      destfile = tempfile(),
      version = BiocManager::version()
    )

### Arguments

`vignettePath` | character(1) the additional path information to get to the vignette
`destfile` | character(1) the file location to store the vignette
`version` | chacter(1) such as "3.7", defaults to user version

### Value

character(1) The filename of the downloaded vignette

### Examples

    x = biocPkgList()
    tmp = getBiocVignette(x$vignettes[[1]][1])
    tmp

    ## Not run:
    library(pdftools)
    y = pdf_text(tmp)
    y = paste(y,collapse=" ")
    library(tm)
    v = VCorpus(VectorSource(y))
    library(magrittr)

    v <- v %>%
        tm_map(stripWhitespace) %>%
        tm_map(content_transformer(tolower)) %>%
        tm_map(removeWords, stopwords("english")) %>%
        tm_map(stemDocument)
    dtm = DocumentTermMatrix(v)
    inspect(DocumentTermMatrix(v,
        list(dictionary = as.character(x$Package))))

    ## End(Not run)

[Package BiocPkgTools version 1.8.2 Index]