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Finishing rake task for image scraping/download

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This commit is contained in:
Will Bradley 2014-03-12 12:56:25 -07:00
parent 84ba9eac1c
commit 3807af7ff3
1 changed files with 6 additions and 3 deletions
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9
lib/tasks/wordpress.rake
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@ -44,10 +44,12 @@ namespace :wordpress do
desc "download images in posts to public folder"
task :download_post_images, :host_match do |task, params|
raise "Error: you must specify a host to match for this download (i.e. rake wordpress:download_post_images['mywebsite']" if params[:uri_match].blank?
raise "Error: you must specify a host to match for this download (i.e. rake wordpress:download_post_images['mywebsite']" if params[:host_match].blank?
Rake::Task["environment"].invoke
# scrape images
Post.all.each do |post|
::Post.all.each do |post|
doc = Nokogiri::HTML(post.body)
doc.css("img").each do |img|
# find remote file path
@ -57,7 +59,7 @@ namespace :wordpress do
remote_uri = URI(remote_file)
# only download if the image is a LFA-hosted image
if remote_uri.host.match(params[:uri_match]) != nil
if remote_uri.host.match(params[:host_match]) != nil
# find a local path for it
local_file = File.expand_path(File.join(Rails.public_path,remote_uri.path))
# only download if not already there
@ -83,6 +85,7 @@ namespace :wordpress do
end
end
end
# desc "Reset the cms relevant tables for a clean import"
# task :reset_pages do