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Cupt::Download::Manager.3pm

NAME

Cupt::Download::Manager - file download manager for Cupt

METHODS

new

creates new Cupt::Download::Manager and returns reference to it

Parameters:

config - reference to Cupt::Config

progress - reference to object of subclass of Cupt::Download::Progress

download

method, adds group of download queries to queue. Blocks execution of program until all downloads are done.

This method is re-entrant.

Parameters:

Sequence of hash entries with the following fields:

uri-entries

array of URI entrys, mandatory

URI entry - hash entry with keys:

uri - mirror URIs to download, mandatory

short-alias - short alias for this URI, optional

long-alias - long alias for this URI, optional

filename

target filename, mandatory

post-action

reference to subroutine that will be called in case of successful download, optional

size

fixed size for target, will be used in sanity checks, optional

Returns:

result - '0' on success, otherwise the string that contains the fail reason,

Example:

   my $download_manager = new Cupt::Download::Manager;
   $download_manager->download(
     { 'uri-entries' => [ { 'uri' => 'http://www.en.debian.org' } ], 'filename' => '/tmp/en.html' },
     { 'uri-entries' => [ { 'uri' => 'http://www.ru.debian.org' } ], 'filename' => '/tmp/ru.html', 'post-action' => \&checker },
     { 'uri-entries' => [ { 'uri' => 'http://www.ua.debian.org' } ], 'filename' => '/tmp/ua.html', 'size' => 10254 }
     { 'uri-entries' => [
         {
           'uri' => 'http://ftp.de.debian.org/debian/pool/main/n/nlkt/nlkt_0.3.2.1-2_amd64.deb',
           'long-alias' => 'ftp.de.debian.org/debian sid/main nlkt 0.3.2.1-2',
           'short-alias' => 'nlkt',
         },
         {
           'uri' => 'http://ftp.ua.debian.org/debian/pool/main/n/nlkt/nlkt_0.3.2.1-2_amd64.deb',
           'long-alias' => 'ftp.ua.debian.org/debian sid/main nlkt 0.3.2.1-2',
           'short-alias' => 'nlkt',
         },
       ], 'filename' => '/var/cache/apt/archives/nlkt_0.3.2.1-2_amd64.deb' }
   );