def depend_warn(pkgs, ignore_version=False):
"""
Warns the user about packages to be changed (i.e. removed or updated),
if other packages depend on the package.
Warnings are printed when the required name of the package matches.
The ignore_version option determines if a version comparison is also
desired as well, which it is not for the --remove option, since when
a package is removed it does not matter which version is required.
Hence, in remove_req() this function is called with ignore_version=True.
"""
names = {}
for pkg in pkgs:
names[cname_fn(pkg)] = pkg
index = read_depend_files()
for spec in index.itervalues():
if spec['cname'] in names:
continue
for req in spec["Reqs"]:
if req.name not in names:
continue
if (ignore_version
or (req.version
and req.version != names[req.name].split('-')[1])):
print "Warning: %s depends on %s" % (spec_as_req(spec), req)
def depend_warn(pkgs, ignore_version=False):
"""
Warns the user about packages to be changed (i.e. removed or updated),
if other packages depend on the package.
Warnings are printed when the required name of the package matches.
The ignore_version option determines if a version comparison is also
desired as well, which it is not for the --remove option, since when
a package is removed it does not matter which version is required.
Hence, in remove_req() this function is called with ignore_version=True.
"""
names = {}
for pkg in pkgs:
names[cname_fn(pkg)] = pkg
index = read_depend_files()
for spec in index.itervalues():
if spec['cname'] in names:
continue
for req in spec["Reqs"]:
if req.name not in names:
continue
if (ignore_version or
(req.version and
req.version != names[req.name].split('-')[1])):
print "Warning: %s depends on %s" % (spec_as_req(spec), req)
def egginst_install(conf, dist):
repo, fn = dist_naming.split_dist(dist)
pkg_path = join(conf['local'], fn)
pprint_fn_action(fn, 'installing')
if dry_run:
return
ei = egginst.EggInst(pkg_path)
ei.install()
info = get_installed_info(cname_fn(fn))
path = join(info['meta_dir'], '__enpkg__.txt')
fo = open(path, 'w')
fo.write("repo = %r\n" % repo)
fo.close()
def egginst_install(conf, dist):
repo, fn = dist_naming.split_dist(dist)
pkg_path = join(conf['local'], fn)
pprint_fn_action(fn, 'installing')
if dry_run:
return
ei = egginst.EggInst(pkg_path)
ei.install()
info = get_installed_info(cname_fn(fn))
path = join(info['meta_dir'], '__enpkg__.txt')
fo = open(path, 'w')
fo.write("repo = %r\n" % repo)
fo.close()
def print_installed(pat=None):
fmt = '%-20s %-20s %s'
print fmt % ('Project name', 'Version', 'Repository')
print 60 * '='
for fn in egginst.get_installed():
if pat and not pat.search(fn[:-4]):
continue
lst = list(egginst.name_version_fn(fn))
info = get_installed_info(cname_fn(fn))
if info is None:
lst.append('')
else:
path = join(info['meta_dir'], '__enpkg__.txt')
if isfile(path):
d = {}
execfile(path, d)
lst.append(shorten_repo(d['repo']))
else:
lst.append('')
print fmt % tuple(lst)
def print_installed(pat=None):
fmt = '%-20s %-20s %s'
print fmt % ('Project name', 'Version', 'Repository')
print 60 * '='
for fn in egginst.get_installed():
if pat and not pat.search(fn[:-4]):
continue
lst = list(egginst.name_version_fn(fn))
info = get_installed_info(cname_fn(fn))
if info is None:
lst.append('')
else:
path = join(info['meta_dir'], '__enpkg__.txt')
if isfile(path):
d = {}
execfile(path, d)
lst.append(shorten_repo(d['repo']))
else:
lst.append('')
print fmt % tuple(lst)
def main():
p = OptionParser(usage="usage: %prog [options] [name] [version]",
description=__doc__)
p.add_option("--config",
action="store_true",
help="display the configuration and exit")
p.add_option('-f',
"--force",
action="store_true",
help="force install the main package "
"(not it's dependencies, see --forceall)")
p.add_option("--forceall",
action="store_true",
help="force install of all packages "
"(i.e. including dependencies)")
p.add_option('-i',
"--info",
action="store_true",
help="show information about a package")
p.add_option('-l',
"--list",
action="store_true",
help="list the packages currently installed on the system")
p.add_option('-n',
"--dry-run",
action="store_true",
help="show what would have been downloaded/removed/installed")
p.add_option('-N',
"--no-deps",
action="store_true",
help="neither download nor install dependencies")
p.add_option("--remove", action="store_true", help="remove a package")
p.add_option('-s',
"--search",
action="store_true",
help="search the index in the repo (chain) of packages "
"and display versions available.")
p.add_option('-v', "--verbose", action="store_true")
p.add_option('--version', action="store_true")
p.add_option("--whats-new",
action="store_true",
help="display to which installed packages updates are "
"available")
opts, args = p.parse_args()
if len(args) > 0 and opts.config:
p.error("Option takes no arguments")
if opts.force and opts.forceall:
p.error("Options --force and --forceall exclude each ohter")
pat = None
if (opts.list or opts.search) and args:
pat = re.compile(args[0], re.I)
if opts.version: # --version
from enstaller import __version__
print "IronPkg version:", __version__
return
if opts.config: # --config
config.print_config()
return
if config.get_path() is None:
# create config file if it dosn't exist
config.write()
conf = config.read() # conf
global dry_run, version # set globals
dry_run = opts.dry_run
version = opts.version
if opts.list: # --list
print_installed(pat)
return
c = Chain(conf['IndexedRepos'], verbose) # init chain
if opts.search: # --search
search(c, pat)
return
if opts.info: # --info
if len(args) != 1:
p.error("Option requires one argument (name of package)")
info_option(c, canonical(args[0]))
return
if opts.whats_new: # --whats-new
if args:
p.error("Option requires no arguments")
whats_new(c)
return
if len(args) == 0:
p.error("Requirement (name and optional version) missing")
if len(args) > 2:
p.error("A requirement is a name and an optional version")
req = Req(' '.join(args))
if opts.remove: # --remove
remove_req(req)
return
dists = get_dists(
c,
req, # dists
recur=not opts.no_deps)
# Warn the user about packages which depend on what will be updated
depend_warn([dist_naming.filename_dist(d) for d in dists])
# Packages which are installed currently
inst = set(egginst.get_installed())
# These are the packahes which are being excluded from being installed
if opts.forceall:
exclude = set()
else:
exclude = set(inst)
if opts.force:
exclude.discard(dist_naming.filename_dist(dists[-1]))
# Fetch distributions
if not isdir(conf['local']):
os.makedirs(conf['local'])
for dist in iter_dists_excl(dists, exclude):
c.fetch_dist(dist,
conf['local'],
check_md5=opts.force or opts.forceall,
dry_run=dry_run)
# Remove packages (in reverse install order)
for dist in dists[::-1]:
fn = dist_naming.filename_dist(dist)
if fn in inst:
# if the distribution (which needs to be installed) is already
# installed don't remove it
continue
cname = cname_fn(fn)
for fn_inst in inst:
if cname == cname_fn(fn_inst):
egginst_remove(fn_inst)
# Install packages
installed_something = False
for dist in iter_dists_excl(dists, exclude):
installed_something = True
egginst_install(conf, dist)
if not installed_something:
print "No update necessary, %s is up-to-date." % req
print_installed_info(req.name)
def main():
p = OptionParser(usage="usage: %prog [options] [name] [version]",
description=__doc__)
p.add_option("--config",
action="store_true",
help="display the configuration and exit")
p.add_option('-f', "--force",
action="store_true",
help="force install the main package "
"(not it's dependencies, see --forceall)")
p.add_option("--forceall",
action="store_true",
help="force install of all packages "
"(i.e. including dependencies)")
p.add_option('-i', "--info",
action="store_true",
help="show information about a package")
p.add_option('-l', "--list",
action="store_true",
help="list the packages currently installed on the system")
p.add_option('-n', "--dry-run",
action="store_true",
help="show what would have been downloaded/removed/installed")
p.add_option('-N', "--no-deps",
action="store_true",
help="neither download nor install dependencies")
p.add_option("--remove",
action="store_true",
help="remove a package")
p.add_option('-s', "--search",
action="store_true",
help="search the index in the repo (chain) of packages "
"and display versions available.")
p.add_option('-v', "--verbose", action="store_true")
p.add_option('--version', action="store_true")
p.add_option("--whats-new",
action="store_true",
help="display to which installed packages updates are "
"available")
opts, args = p.parse_args()
if len(args) > 0 and opts.config:
p.error("Option takes no arguments")
if opts.force and opts.forceall:
p.error("Options --force and --forceall exclude each ohter")
pat = None
if (opts.list or opts.search) and args:
pat = re.compile(args[0], re.I)
if opts.version: # --version
from enstaller import __version__
print "IronPkg version:", __version__
return
if opts.config: # --config
config.print_config()
return
if config.get_path() is None:
# create config file if it dosn't exist
config.write()
conf = config.read() # conf
global dry_run, version # set globals
dry_run = opts.dry_run
version = opts.version
if opts.list: # --list
print_installed(pat)
return
c = Chain(conf['IndexedRepos'], verbose) # init chain
if opts.search: # --search
search(c, pat)
return
if opts.info: # --info
if len(args) != 1:
p.error("Option requires one argument (name of package)")
info_option(c, canonical(args[0]))
return
if opts.whats_new: # --whats-new
if args:
p.error("Option requires no arguments")
whats_new(c)
return
if len(args) == 0:
p.error("Requirement (name and optional version) missing")
if len(args) > 2:
p.error("A requirement is a name and an optional version")
req = Req(' '.join(args))
if opts.remove: # --remove
remove_req(req)
return
dists = get_dists(c, req, # dists
recur=not opts.no_deps)
# Warn the user about packages which depend on what will be updated
depend_warn([dist_naming.filename_dist(d) for d in dists])
# Packages which are installed currently
inst = set(egginst.get_installed())
# These are the packahes which are being excluded from being installed
if opts.forceall:
exclude = set()
else:
exclude = set(inst)
if opts.force:
exclude.discard(dist_naming.filename_dist(dists[-1]))
# Fetch distributions
if not isdir(conf['local']):
os.makedirs(conf['local'])
for dist in iter_dists_excl(dists, exclude):
c.fetch_dist(dist, conf['local'],
check_md5=opts.force or opts.forceall,
dry_run=dry_run)
# Remove packages (in reverse install order)
for dist in dists[::-1]:
fn = dist_naming.filename_dist(dist)
if fn in inst:
# if the distribution (which needs to be installed) is already
# installed don't remove it
continue
cname = cname_fn(fn)
for fn_inst in inst:
if cname == cname_fn(fn_inst):
egginst_remove(fn_inst)
# Install packages
installed_something = False
for dist in iter_dists_excl(dists, exclude):
installed_something = True
egginst_install(conf, dist)
if not installed_something:
print "No update necessary, %s is up-to-date." % req
print_installed_info(req.name)
