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Start your free trialTobias Jackson
9,758 PointsWithin the delete "/signatures/:index" route, call the delete_signature method. Pass the index URL parameter as the argu
Am I missing something?
<p><%= @signature %></p>
<form method="post" action="/signatures/<%= @index %>">
<input type="hidden" name="_method" value="delete">
<input type="hidden" name="_method" value="delete">
<input type="submit" value="Delete This Signature"/>
</form>
require "sinatra"
def load_signature(index)
# Code omitted for brevity
end
def save_signature(signature)
# Code omitted for brevity
end
def update_signature(index, signature)
# Code omitted for brevity
end
# Deletes the line at the given index and re-saves the file.
def delete_signature(index)
lines = File.readlines("signatures.txt")
index = index.to_i
lines.delete_at(index)
File.open("signatures.txt", "w") do |file|
file.puts lines
end
end
get "/signatures/new" do
# Code omitted for brevity
end
get "/signatures/:index" do
@index = params[:index]
@signature = load_signature(@index)
erb 'show'.to_sym
end
delete "/signatures/" do
delete_signature(params[:signatures])
end
2 Answers
Jay McGavren
Treehouse TeacherYour delete
route needs to be defined like this:
delete "/signatures/:index" do
# ...
end
If you do that, then within the route block, you can get the URL parameter using params[:index]
. Pass that as an argument to the delete_signature
method.
Anna Puka
6,264 Pointsdelete "/signatures/:index" do
delete_signature(params[:index], )
end
jakub brzozowski
5,243 Pointsit worked thanks a lot!