roswiki: StackHeader.py Source File

00001 import urllib2
00002 from MoinMoin.Page import Page
00003 from MoinMoin.wikiutil import get_unicode
00004 
00005 from macroutils import load_stack_release, \
00006      load_package_manifest, UtilException, load_stack_manifest, CONTRIBUTE_TMPL
00007 from headers import get_nav, get_stack_links, get_package_links, get_description
00008 
00009 generates_headings = True
00010 dependencies = []
00011 
00012 def macro_StackHeader(macro, arg1, arg2=None):
00013     stack_name = get_unicode(macro.request, arg1)
00014     distro = get_unicode(macro.request, arg2)
00015     if ' ' in stack_name:
00016         #something changed in the API such that the above arg1, arg2 passing no longer works
00017         splits = stack_name.split(' ')
00018         if len(splits) > 2:
00019             return "ERROR in StackHeader. Usage: [[StackHeader(pkg_name opt_distro)]]"
00020         stack_name, distro = splits
00021     if not stack_name:
00022         return "ERROR in StackHeader. Usage: [[StackHeader(pkg_name opt_distro)]]"
00023 
00024     try:
00025         data = load_stack_manifest(stack_name, distro)
00026     except UtilException, e:
00027         name = stack_name
00028         return CONTRIBUTE_TMPL%locals()
00029   
00030     packages = data.get('packages', [])
00031     is_unary = [stack_name] == packages
00032     
00033     desc = get_description(macro, data, 'stack')
00034     nav = get_nav(macro, stack_name, packages)
00035     links = get_stack_links(macro, stack_name, data, packages, is_unary)
00036 
00037     if is_unary:
00038         try:
00039             package_data = load_package_manifest(stack_name, lang)
00040             links += get_package_links(macro, stack_name, package_data)
00041         except:
00042             pass
00043 
00044     return macro.formatter.rawHTML(nav) + macro.formatter.rawHTML(links) + desc
00045