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#1 2013-05-16 14:51:37

alastair_hm
Member
2013-04-29
5

Using the web api from Ruby

Hi,

I am trying to get pwg.images.addSimple working from a Ruby script but running into problems with session and cookies, from what I been able to find in the Ruby doc this is the script I put together.

Code:

require 'net/http'
require 'pp'

http = Net::HTTP.new('alastairhm.no-ip.org',80)
path = '/piwigo/ws.php'
data = 'method=pwg.session.login&username=admin&password=xxxxxx'
headers = {
    'Content-Type' => 'application/x-www-form-urlencoded'
}
response, data = http.post(path, data, headers)
pp response
if (response.code == '200')
    cookie = response.response['set-cookie']
    pp cookie
    data = 'method=pwg.images.addSimple&image=dognose.jpg&category=7'
    headers = {
        'Cookie' => cookie,
        'Content-Type' => 'application/x-www-form-urlencoded',
    }
    response, data = http.post(path, data, headers)
    pp response    
end

Put when I run it this is the output I get;

Code:

$ ruby piwigo.rb
#<Net::HTTPOK 200 OK readbody=true>
"pwg_id=nbh50k2j22d4217qnju418luh3; path=/piwigo/; HttpOnly, pwg_remember=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/piwigo/, pwg_id=mgj3ctr36380k1ue66sh6m52r2; path=/piwigo/; HttpOnly"
#<Net::HTTPUnauthorized 401 Unauthorized readbody=true>

Any ideas where I am going wrong?

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#2 2013-05-16 14:56:01

plg
Piwigo Team
Nantes, France, Europe
2002-04-05
13791

Re: Using the web api from Ruby

Hi alastair_hm,

I don't know Ruby, but maybe you can get inspiration from the Perl code I wrote on http://piwigo.org/doc/doku.php?id=dev:w … .addsimple

I can also find you example in C++ (digiKam), Java (reGalAndroid) or Vala (shotwell).

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#3 2013-05-16 15:01:24

alastair_hm
Member
2013-04-29
5

Re: Using the web api from Ruby

Thanks, I saw our Perl example that's what I was using to try to put the Ruby version together.

With it getting a 401 back I am assuming it's not using the cookie/ session setup with the first post request.

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#4 2013-05-19 22:12:19

nicolas
Former Piwigo Team
2004-12-30
1232

Re: Using the web api from Ruby

alastair_hm wrote:

Thanks, I saw our Perl example that's what I was using to try to put the Ruby version together.

With it getting a 401 back I am assuming it's not using the cookie/ session setup with the first post request.

Your code seems correct but you need to simulate an upload with a input of type file with name image. You forgot it.

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#5 2013-05-19 22:22:04

plg
Piwigo Team
Nantes, France, Europe
2002-04-05
13791

Re: Using the web api from Ruby

In addition to nicolas reply, I would like to know if you have tried another simpler method, such as pwg.categories.getAdminList? (it requires to be connected as admin, of course)

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#6 2013-05-19 22:32:56

nicolas
Former Piwigo Team
2004-12-30
1232

Re: Using the web api from Ruby

plg wrote:

In addition to nicolas reply, I would like to know if you have tried another simpler method, such as pwg.categories.getAdminList? (it requires to be connected as admin, of course)

It works. I tried and get the list of images.
But of course I let alastair_hm try himslef !

Last edited by nicolas (2013-05-19 22:34:08)

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#7 2013-05-20 15:32:05

alastair_hm
Member
2013-04-29
5

Re: Using the web api from Ruby

Tried this code but still getting a 401 response;

Code:

require 'net/http'
require 'pp'

http = Net::HTTP.new('alastairhm.no-ip.org',80)
path = '/piwigo/ws.php'
data = 'method=pwg.session.login&username=admin&password=xxxxx'
resp, data = http.post(path, data, {})
puts resp.code
puts resp.message
if (resp.code == '200')
    cookie = resp.response['set-cookie']
    puts cookie
    data = 'method=pwg.categories.getAdminList'
    headers = { "Cookie" => cookie }
    resp, data = http.post(path, data, headers)
    puts resp.code
    puts resp.message
end
d

Code:

$ ruby p2.rb
200
OK
pwg_id=pqooke8psqtgsupr87to3h0dr5; path=/piwigo/; HttpOnly, pwg_remember=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/piwigo/, pwg_id=m6fkc71ggov04titpm4l0gt9p5; path=/piwigo/; HttpOnly
401
Unauthorized

Could you possibly post the code you used to get your results?

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#8 2013-05-20 20:44:47

nicolas
Former Piwigo Team
2004-12-30
1232

Re: Using the web api from Ruby

I didn't a simpler way to upload an image. I tried net/http/post/multipart but didn't completly succeed. Anyway the code I used to test pwg.categories.getImages :

Code:

#!/usr/bin/ruby

require 'json'
require 'net/http'
require 'pp'

path = '/dev/piwigo/ws.php?format=json'

username = 'xxx'
password = 'yyy'

http = Net::HTTP.new('localhost', 80)
data = "method=pwg.session.login&username=#{username}&password=#{password}"

headers = {
  'Content-Type' => 'application/x-www-form-urlencoded'
}

response, data = http.post(path, data, headers)
result = JSON.parse(response.body)

if response.code.to_i == 200 && (result.has_key? 'stat')
  # get images from album
  cookie = response.response['set-cookie']
  headers = {
    'Cookie' => cookie,
    'Content-Type' => 'application/x-www-form-urlencoded',
  }
  data = "format=json&method=pwg.categories.getImages&category=11"
  response, data = http.post(path, data, headers)
  result = JSON.parse(response.body)

  pp result
end

I never write more than 5 lines of ruby before, so take that as an example only.

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#9 2013-05-20 20:52:05

plg
Piwigo Team
Nantes, France, Europe
2002-04-05
13791

Re: Using the web api from Ruby

pwg.categories.getImages doesn't require to be authentified, this is why I suggested to use pwg.categories.getAdminList.

The first problem is 401 permission denied, not the upload itself.

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#10 2013-05-20 21:18:37

nicolas
Former Piwigo Team
2004-12-30
1232

Re: Using the web api from Ruby

plg wrote:

pwg.categories.getImages doesn't require to be authentified, this is why I suggested to use pwg.categories.getAdminList.

The first problem is 401 permission denied, not the upload itself.

I didn't notice that. Anyway I'm a newbie in ruby so with pwg.categories.getAdminList, it doesn't work. :-(

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#11 2014-11-03 12:18:39

ma2tak
Guest

Re: Using the web api from Ruby

Server response contains two pwgid.
You should set cookie 2nd pwgid only.

Sample code is here.

require 'json'
require 'net/http'

path = '/public_html/gallery/ws.php?format=json'
username = 'admin'
password = 'password'
host = 'localhost'
port = 80

http = Net::HTTP.new(host, port)
data = "method=pwg.session.login&username=#{username}&password=#{password}"

headers = {
  'Content-Type' => 'application/x-www-form-urlencoded'
}

response, data = http.post(path, data, headers)
result = JSON.parse(response.body)
if response.code.to_i == 200 && (result.has_key? 'stat')

  field = response.response['set-cookie'].split(",")
  id = field[3].split(";")[0]
    headers = {
        'Cookie' => id,
        'Content-Type' => 'application/x-www-form-urlencoded',
    }
    data = "&method=pwg.categories.getAdminList"
    response, data = http.post(path, data, headers)
pp    result = JSON.parse(response.body)
end

 

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