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#!/usr/bin/python
#
# Copyright (C) 2008 Canonical Ltd.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import re
import sys
from cgi import escape
if __name__ != "__main__":
# run this script by a web server
from mod_python import apache
xhtml = apache.import_module("./scripts/xhtml.py", autoreload=1)
else:
from scripts import xhtml
def safe_convert(number):
try:
op = int(number)
except:
raise ValueError("Not an int: %s" % number)
return op
def find_package(pkg):
if not pkg:
return ""
if pkg.startswith("lib"):
dirname = os.path.join(os.path.dirname(__file__),
"data/packages/%s" % pkg[0:4])
else:
dirname = os.path.join(os.path.dirname(__file__),
"data/packages/%s" % pkg[0])
fname = os.path.join(dirname, pkg)
if not os.path.exists(fname):
return ""
return fname
def verify_args(args):
# returns [pkgnames, filenames, reviewed arg, unreviewed arg]
if not args or not args.has_key("pkg") or not args["pkg"]:
return [None, None, None, None]
reviewed = unreviewed = None
if args.has_key("not_apply") and args["not_apply"]:
reviewed = safe_convert(args["not_apply"])
if args.has_key("apply_again") and args["apply_again"]:
unreviewed = safe_convert(args["apply_again"])
pkgs = []
fnames = []
for p in args["pkg"]:
pkgs.append(p)
fnames.append(find_package(p))
return [pkgs, fnames, reviewed, unreviewed]
def parse_args(args_str):
# unescape string
unescape = [("%2C", ","),
("%2B", "+")]
for item in unescape:
args_str = item[1].join(args_str.split(item[0]))
args = dict()
for part in args_str.split("&"):
if not part or not part.count("="):
raise ValueError("args: %s" % args_str)
else:
s = part.split("=")
if len(s)>2:
raise ValueError("multiple '=' in one argument: %s" % args_str)
(key, value) = part.split("=")
if not key or not value:
raise ValueError("empty key or empty value: %s" % args_str)
args[key] = value
if not args.has_key("pkg") or not args["pkg"]:
raise ValueError("No packages: %s" % args_str)
if filter(lambda a: (a not in ["pkg", "apply_again", "not_apply"]) or \
(not args[a]),
args.keys()):
raise ValueError("empty argument or unknown argument: %s" % args_str)
# Validate package names
args["pkg"] = args["pkg"].split(",")
for pkg in args["pkg"]:
if not pkg:
raise ValueError("args: %s" % args_str)
elif '..' in pkg:
raise ValueError("Found '..': %s" % pkg)
elif not re.match(r'^[a-z0-9][a-z0-9+\.\-]+$', pkg):
# verify package name
raise ValueError("Invalid package name: %s" % pkg)
return args
def fill_placeholders(pkgs, html):
pkg_list = ','.join(pkgs)
print "<p>" + pkg_list.join(html.split("%s")) + "</p>"
return pkg_list.join(html.split("%s"))
def main(args, output):
# output is a function used to output the resulting HTML file
args = verify_args(args)
if not args[0]:
return
if not args[2] is None or not args[3] is None:
if not args[2] is None:
os.system(os.path.join(os.path.dirname(__file__), "scripts/deactivate_opportunity %s" % str(args[2])))
if not args[3] is None:
os.system(os.path.join(os.path.dirname(__file__), "scripts/activate_opportunity %s" % str(args[3])))
# TODO: run generate_html in scripts/sourcepackage_content directly
os.system(os.path.join(os.path.dirname(__file__),
"scripts/sourcepackage_content %s" % ' '.join(args[0])))
output(xhtml.header("Harvest"))
output('<p>Go back to <a href="sourcepackages.html#' + xhtml.htmlify_anchors(args[0][0]) + '">Sourcepackage list</a> <a href="age.html">New incoming items</a></p>\n')
for p in range(0, len(args[0])):
if args[1][p]:
html = open(args[1][p]).read()
html = fill_placeholders(args[0], html)
output(html)
else:
output("""<p style="font-weight: bold">There are no opportunities for '%s' or the package does not exist.</p>""" % escape(args[0][p]))
output(xhtml.footer())
def handler(req):
req.content_type = "text/html"
if req.args:
request = req.args
else:
request = req.read()
if not request:
return apache.OK
main(parse_args(request), req.write)
return apache.OK
if __name__ == "__main__":
args = dict()
args["pkg"] = sys.argv[1:]
main(args, sys.stdout.write)
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