tm.plugin.webmining (version 0.9)

WebSource: Read Web Content and respective Link Content from feedurls.

Description

WebSource is derived from Source. In addition to calling the base Source constructor function it also retrieves the specified feedurls and pre--parses the content with the parser function. The fields $Content, $Feedurls $Parser and $CurlOpts are finally added to the Source object.

Usage

WebSource(feedurls, class = "WebXMLSource", parser,
    encoding = "UTF-8", vectorized = FALSE,
    curlOpts = curlOptions(followlocation = TRUE, maxconnects = 20, maxredirs = 10, timeout = 30, connecttimeout = 30))

Arguments

feedurls

urls from feeds to be retrieved

class

class label to be assigned to Source object, defaults to "WebXMLSource"

parser

function to be used to split feed content into chunks, returns list of content elements

encoding

specifies default encoding, defaults to 'UTF-8'

vectorized

specifies if source is vectorized, defaults to FALSE

curlOpts

a named list or CURLOptions object identifying the curl options for the handle. Type listCurlOptions() for all Curl options available.

Value

• WebSource