terom@1: #!/usr/bin/env python2.4
terom@12: #
terom@12: # DeGAL - A pretty simple web image gallery
terom@12: # Copyright (C) 2007 Tero Marttila
terom@12: # http://marttila.de/~terom/degal/
terom@12: #
terom@12: # This program is free software; you can redistribute it and/or modify
terom@12: # it under the terms of the GNU General Public License as published by
terom@12: # the Free Software Foundation; either version 2 of the License, or
terom@12: # (at your option) any later version.
terom@12: #
terom@12: # This program is distributed in the hope that it will be useful,
terom@12: # but WITHOUT ANY WARRANTY; without even the implied warranty of
terom@12: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
terom@12: # GNU General Public License for more details.
terom@12: #
terom@12: # You should have received a copy of the GNU General Public License
terom@12: # along with this program; if not, write to the
terom@12: # Free Software Foundation, Inc.,
terom@12: # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
terom@12: #
terom@4:
terom@19: import os
terom@1: import cgi
terom@1: import Cookie
terom@1:
terom@19: import inc
terom@19: from lib import shorturl, template, utils, settings
terom@1:
terom@1: #
terom@1: # load request params
terom@1: #
terom@1: vars = cgi.FieldStorage()
terom@1:
terom@3: # these are interpeted different ways, hence the generic naming
terom@3: arg1 = vars["keys"].value
terom@1: if 'index' in vars :
terom@3: arg2 = vars["index"].value
terom@1: else :
terom@3: arg2 = None
terom@1:
terom@3: # the cookie with the user's current series
terom@3: cookie = Cookie.SimpleCookie(os.environ.get('HTTP_COOKIE', None))
terom@1:
terom@3: # a special action?
terom@3: if arg1 and arg1 in ('add', 'del', 'clear', 'view') or arg2 == 'load' :
terom@3: # load the keys from the cookie
terom@1: if 'series' in cookie :
terom@1: keys = cookie["series"].value.split()
terom@1: else :
terom@1: keys = []
terom@1:
terom@3: if arg2 == 'load' :
terom@3: # set the keys in the user's cookie to those in the URL
terom@3: keys = arg1.split()
terom@3:
terom@3: elif arg1 == 'add' and arg2 not in keys :
terom@3: # add a code to the list of keys
terom@3: keys.append(arg2)
terom@3:
terom@3: elif arg1 == 'del' and arg2 in keys :
terom@3: # remove a key from the list of keys
terom@3: keys.remove(arg2)
terom@3:
terom@3: elif arg1 == 'clear' :
terom@3: # clear out the set of keys
terom@1: keys = []
terom@3:
terom@3: elif arg1 == 'view' :
terom@3: # just view them
terom@1: pass
terom@3:
terom@3: # set the series cookie value
terom@1: cookie['series'] = ' '.join(keys)
terom@1: cookie['series']['path'] = '/'
terom@3:
terom@3: # if we have keys, redirect to them, otherwise, back to index we go
terom@1: if keys :
terom@1: redirect_to = "../%s/" % ('+'.join(keys))
terom@1: else :
terom@1: redirect_to = "../.."
terom@3:
terom@3: # do the redirect
terom@1: print "Status: 302"
terom@1: print "Location: %s" % redirect_to
terom@1: print cookie
terom@1: print
terom@1: print "Redirect..."
terom@1: else :
terom@3: # we're just viewing
terom@3: keys = arg1.split()
terom@3:
terom@3: # is this "My Series"?
terom@3: my_series = 'series' in cookie and cookie['series'].value.split() == keys
terom@19:
terom@19: index = fname = None
terom@19:
terom@3: if arg2 :
terom@19: try :
terom@19: index = int(arg2)
terom@19: except ValueError :
terom@19: fname = arg2
terom@1:
terom@19: # our custom Series/Image classes, because they do act slightly differently
terom@1:
terom@19: class Series (object) :
terom@19: def __init__ (self, keys) :
terom@19: self.images = []
terom@19: prev = None
terom@1:
terom@19: self.image_dict = dict()
terom@1:
terom@22: images = shorturl.get_images(keys)
terom@1:
terom@22: for index, (key, (dir, fname)) in enumerate(zip(keys, images)) :
terom@19: img = Image(self, key, dir, fname, index)
terom@19: self.images.append(img)
terom@19: self.image_dict[fname] = img
terom@1:
terom@19: img.prev = prev
terom@1:
terom@19: if prev :
terom@19: prev.next = img
terom@19:
terom@19: prev = img
terom@19:
terom@19: def render (self) :
terom@19: if my_series :
terom@19: descr = 'Clear your series'
terom@19: else :
terom@19: descr = 'Load as your series'
terom@19:
terom@19: return template.gallery.render(
terom@19: stylesheet_url = utils.url("style.css", up=2),
terom@19:
terom@19: breadcrumb = [(utils.url(up=1), "Index"), (utils.url(), "Series")],
terom@19:
terom@19: dirs = None,
terom@19: title = "Series",
terom@19:
terom@19: num_pages = 1,
terom@19: cur_page = 0,
terom@19:
terom@19: images = self.images,
terom@19:
terom@19: description = descr,
terom@19:
terom@19: shorturl = None,
terom@19: shorturl_code = None,
terom@19: )
terom@19:
terom@19: class Image (object) :
terom@19: def __init__ (self, series, key, dir, fname, index) :
terom@19: self.fname = fname
terom@19: self.name = utils.url_join(dir, fname, abs=True)
terom@19: self.html_name = utils.url(fname)
terom@19: self.real_html_name = utils.url_join(dir, fname + ".html", abs=True)
terom@19:
terom@19: self.thumb_name = utils.url_join(dir, settings.THUMB_DIR, fname, abs=True)
terom@19: self.preview_name = utils.url_join(dir, settings.PREVIEW_DIR, fname, abs=True)
terom@19:
terom@19: self.shorturl = key
terom@19:
terom@19: self.prev = self.next = None
terom@19:
terom@19: def render (self) :
terom@19: descr = 'Standalone image' % self.real_html_name
terom@19:
terom@19: if my_series :
terom@19: series_url = utils.url_join("del", self.shorturl, up=1)
terom@19: series_verb = "Remove from"
terom@19: else :
terom@19: series_url = series_verb = ""
terom@19:
terom@19: return template.image.render(
terom@19: stylesheet_url = utils.url("style.css", up=3),
terom@19:
terom@19: breadcrumb = [(utils.url(up=2), "Index"), (utils.url("."), "Series"), (self.html_name, self.fname)],
terom@19:
terom@19: title = self.fname,
terom@19:
terom@19: prev = self.prev,
terom@19: img = self,
terom@19: next = self.next,
terom@19:
terom@19: description = descr,
terom@19:
terom@19: img_size = None,
terom@19: file_size = None,
terom@19: timestamp = None,
terom@19:
terom@19: shorturl = utils.url_join("s", self.shorturl, abs=True),
terom@19: shorturl_code = self.shorturl,
terom@19:
terom@19: series_url = series_url,
terom@19: series_verb = series_verb,
terom@19: )
terom@19:
terom@19: series = Series(keys)
terom@19:
terom@19: if fname :
terom@19: html = series.image_dict[fname].render()
terom@19: elif index :
terom@19: html = series.images[index - 1].render()
terom@1: else :
terom@19: html = series.render()
terom@1:
terom@1: print "Content-Type: text/html"
terom@1: print
terom@19: print html
terom@1: