def relativePath(self, toPath):
"""
Return a relative path to a page specified by a list of path
components. The argument should be a full path relative to the root
of this application.
"""
common = 0
fromPath = [i.name for i in self.structuralPath()]
for common, e in enumerate(zip(fromPath, toPath)):
if not e[0] == e[1]:
break
backtrack = [".."]*((len(fromPath) - 1)-common)
return utils.urlCat(*(backtrack + toPath[common:]))
def __str__(self):
to = state.application.getPage(self.pageSpec)
if not to:
s = "Link to unknown page: %s."%self.pageSpec
raise ApplicationError(s)
if to.internal:
s = "URL request to internal page: %s."%to.name
raise ApplicationError(s)
absdomain = state.page.findAttr("absolute_domain", None)
if absdomain:
u = to.absolutePath()
u = utils.urlCat(to.siteUrl(), u)
else:
rel = state.page.relativePath([i.name for i in to.structuralPath()])
u = utils.makeURL(rel)
if self.anchor:
u = u + "#%s"%self.anchor
return u
def absolutePath(self):
p = [i.name for i in self.structuralPath()]
return utils.urlCat(*p)
def __str__(self):
return utils.urlCat("./", state.page.top())
