def handle_field_body(self, prefix, fieldname, field, value, uvalue, meta, display):
commonattr = dict(name=prefix + fieldname, id=prefix + fieldname)
readonly = display.get("readonly")
if readonly:
if isinstance(field, ds.DatasourceField):
raise ValueError("%s: DatasourceField cannot be readonly." % fieldname)
commonattr["disabled"] = "disabled"
if isinstance(field, ds.DatasourceField):
datasource = field.datasource
size = 0
opt = XmlWriter(oldhtmlcomp=self.oldhtmlcomp, pretty=self.pretty)
for uval, label in datasource.ds_iter_unicode():
attr = {}
if (isinstance(field, ds.Many) and uval in uvalue) or (isinstance(field, ds.One) and uval == uvalue):
attr["selected"] = "selected"
attr["value"] = uval
opt.start_element("option", **attr)
opt.text_node(label)
opt.end_element()
size += 1
attr = commonattr.copy()
if isinstance(field, ds.Many):
attr["multiple"] = "multiple"
if size > 10:
size = 10
self.w.start_element("select", size=str(size), **attr)
self.w.raw_node(opt.create())
self.w.end_element()
else:
if isinstance(field, String):
maxlength = field.maxlength
if maxlength > 50:
self.w.start_element("textarea", cols="70", rows="3", **commonattr)
self.w.text_node(uvalue)
self.w.end_element()
else:
self.w.empty_element("input", type="text", maxlength=str(maxlength), value=uvalue, **commonattr)
elif isinstance(field, Text):
self.w.start_element("textarea", cols="70", rows="12", **commonattr)
self.w.text_node(uvalue)
self.w.end_element()
elif isinstance(field, Bool):
attr = commonattr.copy()
if value == True:
attr["checked"] = "checked"
self.w.empty_element("input", type="checkbox", value="yes", **attr)
else:
self.w.empty_element("input", type="text", value=uvalue, **commonattr)
def __init__(self,
stylesheet,
encoding=settings.encoding,
pretty=False,
startpage=default_startpage):
"""
@param stylesheet: The URL to a XSLT document to associate
with the output.
@param encoding: The encoding to output in. Defaults
to L{enkel.settings.encoding}.
@param pretty: Forwarded to
L{enkel.xmlutils.writer.XmlWriter.__init__}.
@param startpage: A function which creates the startpage.
Defaults to L{default_startpage}.
"""
self.apps = {}
self.pretty = pretty
self.applist = XmlWriter(pretty=pretty)
self.applist.start_element("applist")
self.encoding = encoding
self.stylesheet = stylesheet
self.startpage = startpage
def __init__(self, stylesheet, encoding=settings.encoding,
pretty=False, startpage=default_startpage):
"""
@param stylesheet: The URL to a XSLT document to associate
with the output.
@param encoding: The encoding to output in. Defaults
to L{enkel.settings.encoding}.
@param pretty: Forwarded to
L{enkel.xmlutils.writer.XmlWriter.__init__}.
@param startpage: A function which creates the startpage.
Defaults to L{default_startpage}.
"""
self.apps = {}
self.pretty = pretty
self.applist = XmlWriter(pretty=pretty)
self.applist.start_element("applist")
self.encoding = encoding
self.stylesheet = stylesheet
self.startpage = startpage
def create(self):
self.w = XmlWriter(pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def __call__(self, env, start_response):
"""
env["enkel.reuse.admin.stylesheet"] must contain the
URL to the XSLT stylesheet.
"""
path = env["SCRIPT_NAME"] + env["PATH_INFO"]
appid = None
if not path.endswith("start/"):
match = self.patt.match(path)
if match:
appid, action = match.groups()
app, label, args, kw = self.apps[appid]
else:
raise Http404()
w = XmlWriter(pretty=self.pretty)
w.pi("xml", version="1.0", encoding=self.encoding)
w.pi("xml-stylesheet", type="text/xsl", href=self.stylesheet)
w.start_element("admin", xmlns=XMLNS_ADMIN)
w.raw_node(self.applist_xml)
if appid:
w.empty_element("selected", app=appid, action=action)
w.start_element("section", xmlns=XMLNS_MARKUP)
if appid:
app(env, w, appid, action, label, *args, **kw)
else:
self.startpage(env, w)
w.end_element()
start_response("200 OK", [
("content-type", "text/xml; charset=%s" % self.encoding)
])
yield w.create().encode(self.encoding)
class Admin(object):
""" A administration-panel interface using exml. """
def __init__(self, stylesheet, encoding=settings.encoding,
pretty=False, startpage=default_startpage):
"""
@param stylesheet: The URL to a XSLT document to associate
with the output.
@param encoding: The encoding to output in. Defaults
to L{enkel.settings.encoding}.
@param pretty: Forwarded to
L{enkel.xmlutils.writer.XmlWriter.__init__}.
@param startpage: A function which creates the startpage.
Defaults to L{default_startpage}.
"""
self.apps = {}
self.pretty = pretty
self.applist = XmlWriter(pretty=pretty)
self.applist.start_element("applist")
self.encoding = encoding
self.stylesheet = stylesheet
self.startpage = startpage
def add(self, id, app, label, *args, **kw):
"""
@type id: str
@param id: A unique indentifier for the app within
this Admin object.
@param app: A L{AdminApp} instance.
@type label: unicode.
@param label: The label to show to the user when referencing
the app.
@param args: Arguments to the app.__init__.
@param kw: Keyword arguments to the app.__init__.
"""
self.apps[id] = app, label, args, kw
self.applist.start_element("app", id=id, label=label)
for action in app.INDEX:
self.applist.empty_element("action", id=action,
label=app.ACTIONS[action])
self.applist.end_element()
def compile(self):
""" Compile the route. Must be called once after
all AdminApp's has been L{add}ed. """
ids = "|".join(self.apps.keys())
self.patt = compile(".*(?P<appid>(?:%s))/(?P<action>\w+)$" % ids)
self.applist_xml = self.applist.create()
del self.applist
def __call__(self, env, start_response):
"""
env["enkel.reuse.admin.stylesheet"] must contain the
URL to the XSLT stylesheet.
"""
path = env["SCRIPT_NAME"] + env["PATH_INFO"]
appid = None
if not path.endswith("start/"):
match = self.patt.match(path)
if match:
appid, action = match.groups()
app, label, args, kw = self.apps[appid]
else:
raise Http404()
w = XmlWriter(pretty=self.pretty)
w.pi("xml", version="1.0", encoding=self.encoding)
w.pi("xml-stylesheet", type="text/xsl", href=self.stylesheet)
w.start_element("admin", xmlns=XMLNS_ADMIN)
w.raw_node(self.applist_xml)
if appid:
w.empty_element("selected", app=appid, action=action)
w.start_element("section", xmlns=XMLNS_MARKUP)
if appid:
app(env, w, appid, action, label, *args, **kw)
else:
self.startpage(env, w)
w.end_element()
start_response("200 OK", [
("content-type", "text/xml; charset=%s" % self.encoding)
])
yield w.create().encode(self.encoding)
def preprocess(postlist_filename, taglist_filename, posts_folder):
""" Create a xml-file containing listing all the posts in the cms
and a file containing all the tags is the cms.
The format of the file output-files are defined in
relax-ng/posts.rng and relax-ng/tags.rng.
@param postlist_filename: The file where the post info is written.
@param taglist_filename: The file where the tag info is written.
@param posts_folder: The folder containing all the post-files.
"""
tags = {}
w = XmlWriter(pretty=True)
w.start_element("posts")
for post_id in listdir(posts_folder):
path = join(posts_folder, post_id)
w.empty_element("post",
id=str(post_id),
src=abspath(path),
mtime=strftime("%Y-%m-%d %H:%M",
gmtime(getmtime(path))))
parser = make_parser()
parser.setContentHandler(PostHandler(post_id, tags))
parser.parse(path)
w.end_element()
# write post list
postslist = w.create().encode("utf-8")
log.debug("%s: %s" % (postlist_filename, postslist))
open(postlist_filename, "wb").write(postslist)
# write tag list
w = XmlWriter(pretty=True)
w.start_element("tags")
for tag_id in tags:
tag_name, posts = tags[tag_id]
w.start_element("tag", id=tag_id, name=tag_name)
for post_id in posts:
path = abspath(join(posts_folder, post_id))
w.empty_element("post",
id=post_id,
src=path,
mtime=strftime("%Y-%m-%d %H:%M",
gmtime(getmtime(path))))
w.end_element()
w.end_element()
taglist = w.create().encode("utf-8")
log.debug("%s: %s" % (taglist_filename, taglist))
open(taglist_filename, "wb").write(taglist)
class Form(Form):
""" XHTML form generator.
@note: The output is defined in form.rng.
@ivar css_class: The css class used on the div's surrounding
every field.
@ivar method: The http method used to send the form.
@ivar oldhtmlcomp: Insert a whitspace before all standalone
xml tag endings to be compatible with very old
html browsers.
@ivar pretty: Make readable xml. Inserts extra whitespace,
which might lead to problems with certain (buggy)
parsers.
@ivar xmlns: The xml namespace used on the root tag of the
result xml node. If None, no xmlns is used.
"""
css_class = "form_field"
method = "post"
oldhtmlcomp = False
pretty = False
xmlns = "http://www.w3.org/1999/xhtml"
def start_form(self):
args = {"method": "post"}
if self.xmlns:
args["xmlns"] = self.xmlns
if self.id:
args["id"] = self.id
if self.method == "multipart":
args["enctype"] = "multipart/form-data"
elif self.method == "get":
args["method"] = "get"
self.w.start_element("form", action=self.action, **args)
def start_group(self, title):
if title:
self.w.start_element("fieldset")
self.w.start_element("legend")
self.w.text_node(title)
self.w.end_element()
def handle_field_body(self, prefix, fieldname, field, value, uvalue, meta, display):
commonattr = dict(name=prefix + fieldname, id=prefix + fieldname)
readonly = display.get("readonly")
if readonly:
if isinstance(field, ds.DatasourceField):
raise ValueError("%s: DatasourceField cannot be readonly." % fieldname)
commonattr["disabled"] = "disabled"
if isinstance(field, ds.DatasourceField):
datasource = field.datasource
size = 0
opt = XmlWriter(oldhtmlcomp=self.oldhtmlcomp, pretty=self.pretty)
for uval, label in datasource.ds_iter_unicode():
attr = {}
if (isinstance(field, ds.Many) and uval in uvalue) or (isinstance(field, ds.One) and uval == uvalue):
attr["selected"] = "selected"
attr["value"] = uval
opt.start_element("option", **attr)
opt.text_node(label)
opt.end_element()
size += 1
attr = commonattr.copy()
if isinstance(field, ds.Many):
attr["multiple"] = "multiple"
if size > 10:
size = 10
self.w.start_element("select", size=str(size), **attr)
self.w.raw_node(opt.create())
self.w.end_element()
else:
if isinstance(field, String):
maxlength = field.maxlength
if maxlength > 50:
self.w.start_element("textarea", cols="70", rows="3", **commonattr)
self.w.text_node(uvalue)
self.w.end_element()
else:
self.w.empty_element("input", type="text", maxlength=str(maxlength), value=uvalue, **commonattr)
elif isinstance(field, Text):
self.w.start_element("textarea", cols="70", rows="12", **commonattr)
self.w.text_node(uvalue)
self.w.end_element()
elif isinstance(field, Bool):
attr = commonattr.copy()
if value == True:
attr["checked"] = "checked"
self.w.empty_element("input", type="checkbox", value="yes", **attr)
else:
self.w.empty_element("input", type="text", value=uvalue, **commonattr)
def handle_field(self, prefix, fieldname, field, value, uvalue, meta, display):
if display.get("hidden"):
if isinstance(field, ds.Many):
values = uvalue
else:
values = [uvalue]
for v in values:
self.w.empty_element("input", type="hidden", value=v, name=prefix + fieldname)
return
self.w.start_element("div", attrdict={"class": self.css_class})
self.w.start_element("label", attrdict={"for": prefix + fieldname})
self.w.text_node(meta.get("label", fieldname))
self.w.end_element()
self.handle_field_body(prefix, fieldname, field, value, uvalue, meta, display)
self.w.start_element("div", attrdict={"class": self.css_class + "_shorthelp"})
self.w.text_node(meta.get("shorthelp", ""))
self.w.end_element()
error = display.get("error")
if error:
self.w.start_element("div", attrdict={"class": self.css_class + "_error"})
self.w.text_node(error)
self.w.end_element()
self.w.end_element() # </div>
def end_group(self, title):
if title:
self.w.end_element() # </fieldset>
def end_form(self):
self.w.empty_element("input", type="submit", value=self.submit_label)
self.w.end_element() # </form>
def create(self):
self.w = XmlWriter(oldhtmlcomp=self.oldhtmlcomp, pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def setUp(self):
w = XmlWriter()
w.pi("xml", version="1.0")
w.pi_raw("pros", "shit")
w.start_element("html")
w.start_element("body")
w.text_node(u"\u00e5ge")
w.empty_element("div", attrdict={"class": "test"})
w.end_element(2)
self.w = w
self.b = w.create()
def preprocess(postlist_filename, taglist_filename, posts_folder):
""" Create a xml-file containing listing all the posts in the cms
and a file containing all the tags is the cms.
The format of the file output-files are defined in
relax-ng/posts.rng and relax-ng/tags.rng.
@param postlist_filename: The file where the post info is written.
@param taglist_filename: The file where the tag info is written.
@param posts_folder: The folder containing all the post-files.
"""
tags = {}
w = XmlWriter(pretty=True)
w.start_element("posts")
for post_id in listdir(posts_folder):
path = join(posts_folder, post_id)
w.empty_element("post",
id = str(post_id),
src = abspath(path),
mtime = strftime("%Y-%m-%d %H:%M", gmtime(getmtime(path)))
)
parser = make_parser()
parser.setContentHandler(PostHandler(post_id, tags))
parser.parse(path)
w.end_element()
# write post list
postslist = w.create().encode("utf-8")
log.debug("%s: %s" % (postlist_filename, postslist))
open(postlist_filename, "wb").write(postslist)
# write tag list
w = XmlWriter(pretty=True)
w.start_element("tags")
for tag_id in tags:
tag_name, posts = tags[tag_id]
w.start_element("tag", id=tag_id, name=tag_name)
for post_id in posts:
path = abspath(join(posts_folder, post_id))
w.empty_element("post",
id = post_id,
src = path,
mtime = strftime("%Y-%m-%d %H:%M", gmtime(getmtime(path)))
)
w.end_element()
w.end_element()
taglist = w.create().encode("utf-8")
log.debug("%s: %s" % (taglist_filename, taglist))
open(taglist_filename, "wb").write(taglist)
def save(self):
manip = forminput_to_manip(self.MODEL, FormInput(self.env), "e_")
try:
manip.validate()
except base.FieldValidationError:
self._create_edit_form(manip, validate=True)
else:
p = XmlWriter(pretty=True)
p.pi("xml", version="1.0", encoding=ENCODING)
p.start_element("post", xmlns=XMLNS_STATICBLOG)
p.start_element("summary")
p.text_node(manip.summary)
p.end_element()
for tag in manip.tags.split(","):
p.start_element("tag")
p.text_node(tag.strip())
p.end_element()
p.start_element("section", xmlns=XMLNS_MARKUP,
attrdict={"xmlns:s": XMLNS_STATICBLOG})
p.start_element("h")
p.text_node(manip.heading)
p.end_element()
p.raw_node(manip.post)
p.end_element()
p.end_element() # </post>
path = join(self.posts_folder, manip.id)
post = self.UNIVERSAL_NEWLINE_PATT.sub(r"\n", p.create())
codecs.open(path, "wb", ENCODING).write(post)
self.w.start_element("p")
self.w.text_node(N_("Save successful"))
self.w.end_element()
class Form(Form):
""" EXML Form generator.
@ivar xmlns: The xml namespace used on the root tag of the
result xml node. Defaults to L{info.XMLNS_FORM}.
If None, no xmlns is used.
@ivar pretty: Make readable xml. Inserts extra whitespace,
which might lead to problems with certain (buggy)
parsers.
"""
xmlns = XMLNS_FORM
pretty = False
def start_form(self):
kw = {}
if self.xmlns:
kw["xmlns"] = self.xmlns
if self.id:
kw["id"] = self.id
self.w.start_element("form",
action=self.action, method=self.method,
submit_label=self.submit_label, **kw)
def start_group(self, title):
self.w.start_element("group", title=title)
def handle_field(self, prefix, fieldname, field, value,
uvalue, meta, display):
if display.get("hidden"):
if isinstance(field, Many):
values = uvalue
else:
values = [uvalue]
for v in values:
self.w.start_element("hidden", id=prefix+fieldname)
self.w.text_node(v)
self.w.end_element()
return
readonly = display.get("readonly")
if readonly:
if isinstance(field, DatasourceField):
raise ValueError(
"%s: DatasourceField cannot be readonly." % fieldname)
name = None
for ttype, name in (
(String, "string"),
(Int, "int"),
(Long, "long"),
(Float, "float"),
(Text, "text"),
(Date, "date"),
(DateTime, "datetime"),
(Time, "time"),
(Many, "many"),
(One, "one"),
(Bool, "bool")
):
if isinstance(field, ttype):
break
if not name:
raise ValueError(
"""All form fields must be instances of one of the base field
types defined in enkel.model.field.base. Or one of the two datasource
fields defined in enkel.model.ds. """)
elif name == "string" and \
field.maxlength > field.LONG_STRING:
name = "longstring"
elif readonly:
name = "readonly"
if field.required:
required = "yes"
else:
required = "no"
self.w.start_element(name, # start field element
id = prefix + fieldname,
typehint = field.__class__.__name__,
required = required)
self.w.start_element("label")
self.w.text_node(meta.get("label", fieldname))
self.w.end_element()
self.w.start_element("tooltip")
self.w.text_node(meta.get("shorthelp", ""))
self.w.end_element()
if isinstance(field, One):
datasource = field.datasource
self.w.start_element("onevalue")
for val, label in datasource.ds_iter_unicode():
if val == uvalue:
name = "sel_item"
else:
name = "item"
self.w.start_element(name, value=val)
self.w.text_node(label)
self.w.end_element()
self.w.end_element()
elif isinstance(field, Many):
datasource = field.datasource
self.w.start_element("manyvalue")
for val, label in datasource.ds_iter_unicode():
if val in uvalue:
name = "sel_item"
else:
name = "item"
self.w.start_element(name, value=val)
self.w.text_node(label)
self.w.end_element()
self.w.end_element()
else:
self.w.start_element("value")
self.w.text_node(uvalue)
self.w.end_element()
error = display.get("error")
if error:
self.w.start_element("error")
self.w.text_node(error)
self.w.end_element()
self.w.end_element() # end field element
def end_group(self, title):
self.w.end_element()
def end_form(self):
self.w.end_element()
def create(self):
self.w = XmlWriter(pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def create(self): self.w = XmlWriter(pretty=self.pretty) super(Form, self).create() return self.w.create()
def __call__(self, env, start_response):
"""
env["enkel.reuse.admin.stylesheet"] must contain the
URL to the XSLT stylesheet.
"""
path = env["SCRIPT_NAME"] + env["PATH_INFO"]
appid = None
if not path.endswith("start/"):
match = self.patt.match(path)
if match:
appid, action = match.groups()
app, label, args, kw = self.apps[appid]
else:
raise Http404()
w = XmlWriter(pretty=self.pretty)
w.pi("xml", version="1.0", encoding=self.encoding)
w.pi("xml-stylesheet", type="text/xsl", href=self.stylesheet)
w.start_element("admin", xmlns=XMLNS_ADMIN)
w.raw_node(self.applist_xml)
if appid:
w.empty_element("selected", app=appid, action=action)
w.start_element("section", xmlns=XMLNS_MARKUP)
if appid:
app(env, w, appid, action, label, *args, **kw)
else:
self.startpage(env, w)
w.end_element()
start_response(
"200 OK",
[("content-type", "text/xml; charset=%s" % self.encoding)])
yield w.create().encode(self.encoding)
class Form(Form):
""" EXML Form generator.
@ivar xmlns: The xml namespace used on the root tag of the
result xml node. Defaults to L{info.XMLNS_FORM}.
If None, no xmlns is used.
@ivar pretty: Make readable xml. Inserts extra whitespace,
which might lead to problems with certain (buggy)
parsers.
"""
xmlns = XMLNS_FORM
pretty = False
def start_form(self):
kw = {}
if self.xmlns:
kw["xmlns"] = self.xmlns
if self.id:
kw["id"] = self.id
self.w.start_element("form",
action=self.action,
method=self.method,
submit_label=self.submit_label,
**kw)
def start_group(self, title):
self.w.start_element("group", title=title)
def handle_field(self, prefix, fieldname, field, value, uvalue, meta,
display):
if display.get("hidden"):
if isinstance(field, Many):
values = uvalue
else:
values = [uvalue]
for v in values:
self.w.start_element("hidden", id=prefix + fieldname)
self.w.text_node(v)
self.w.end_element()
return
readonly = display.get("readonly")
if readonly:
if isinstance(field, DatasourceField):
raise ValueError("%s: DatasourceField cannot be readonly." %
fieldname)
name = None
for ttype, name in ((String, "string"), (Int, "int"), (Long, "long"),
(Float, "float"), (Text, "text"), (Date, "date"),
(DateTime, "datetime"), (Time, "time"),
(Many, "many"), (One, "one"), (Bool, "bool")):
if isinstance(field, ttype):
break
if not name:
raise ValueError(
"""All form fields must be instances of one of the base field
types defined in enkel.model.field.base. Or one of the two datasource
fields defined in enkel.model.ds. """)
elif name == "string" and \
field.maxlength > field.LONG_STRING:
name = "longstring"
elif readonly:
name = "readonly"
if field.required:
required = "yes"
else:
required = "no"
self.w.start_element(
name, # start field element
id=prefix + fieldname,
typehint=field.__class__.__name__,
required=required)
self.w.start_element("label")
self.w.text_node(meta.get("label", fieldname))
self.w.end_element()
self.w.start_element("tooltip")
self.w.text_node(meta.get("shorthelp", ""))
self.w.end_element()
if isinstance(field, One):
datasource = field.datasource
self.w.start_element("onevalue")
for val, label in datasource.ds_iter_unicode():
if val == uvalue:
name = "sel_item"
else:
name = "item"
self.w.start_element(name, value=val)
self.w.text_node(label)
self.w.end_element()
self.w.end_element()
elif isinstance(field, Many):
datasource = field.datasource
self.w.start_element("manyvalue")
for val, label in datasource.ds_iter_unicode():
if val in uvalue:
name = "sel_item"
else:
name = "item"
self.w.start_element(name, value=val)
self.w.text_node(label)
self.w.end_element()
self.w.end_element()
else:
self.w.start_element("value")
self.w.text_node(uvalue)
self.w.end_element()
error = display.get("error")
if error:
self.w.start_element("error")
self.w.text_node(error)
self.w.end_element()
self.w.end_element() # end field element
def end_group(self, title):
self.w.end_element()
def end_form(self):
self.w.end_element()
def create(self):
self.w = XmlWriter(pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def create(self):
self.w = XmlWriter(oldhtmlcomp=self.oldhtmlcomp, pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def create(self): self.w = XmlWriter(oldhtmlcomp=self.oldhtmlcomp, pretty=self.pretty) super(Form, self).create() return self.w.create()
class Form(Form):
""" XHTML form generator.
@note: The output is defined in form.rng.
@ivar css_class: The css class used on the div's surrounding
every field.
@ivar method: The http method used to send the form.
@ivar oldhtmlcomp: Insert a whitspace before all standalone
xml tag endings to be compatible with very old
html browsers.
@ivar pretty: Make readable xml. Inserts extra whitespace,
which might lead to problems with certain (buggy)
parsers.
@ivar xmlns: The xml namespace used on the root tag of the
result xml node. If None, no xmlns is used.
"""
css_class = "form_field"
method = "post"
oldhtmlcomp = False
pretty = False
xmlns = "http://www.w3.org/1999/xhtml"
def start_form(self):
args = {"method": "post"}
if self.xmlns:
args["xmlns"] = self.xmlns
if self.id:
args["id"] = self.id
if self.method == "multipart":
args["enctype"] = "multipart/form-data"
elif self.method == "get":
args["method"] = "get"
self.w.start_element("form", action=self.action,
**args)
def start_group(self, title):
if title:
self.w.start_element("fieldset")
self.w.start_element("legend")
self.w.text_node(title)
self.w.end_element()
def handle_field_body(self, prefix, fieldname, field, value,
uvalue, meta, display):
commonattr = dict(name=prefix+fieldname, id=prefix+fieldname)
readonly = display.get("readonly")
if readonly:
if isinstance(field, ds.DatasourceField):
raise ValueError(
"%s: DatasourceField cannot be readonly." % fieldname)
commonattr["disabled"] = "disabled"
if isinstance(field, ds.DatasourceField):
datasource = field.datasource
size = 0
opt = XmlWriter(oldhtmlcomp=self.oldhtmlcomp,
pretty=self.pretty)
for uval, label in datasource.ds_iter_unicode():
attr = {}
if \
(isinstance(field, ds.Many) and\
uval in uvalue) or\
(isinstance(field, ds.One) and\
uval == uvalue):
attr["selected"] = "selected"
attr["value"] = uval
opt.start_element("option", **attr)
opt.text_node(label)
opt.end_element()
size += 1
attr = commonattr.copy()
if isinstance(field, ds.Many):
attr["multiple"] = "multiple"
if size > 10:
size = 10
self.w.start_element("select", size=str(size), **attr)
self.w.raw_node(opt.create())
self.w.end_element()
else:
if isinstance(field, String):
maxlength = field.maxlength
if maxlength > 50:
self.w.start_element("textarea", cols="70", rows="3",
**commonattr)
self.w.text_node(uvalue)
self.w.end_element()
else:
self.w.empty_element("input",
type = "text",
maxlength = str(maxlength),
value = uvalue,
**commonattr)
elif isinstance(field, Text):
self.w.start_element("textarea", cols="70", rows="12",
**commonattr)
self.w.text_node(uvalue)
self.w.end_element()
elif isinstance(field, Bool):
attr = commonattr.copy()
if value == True:
attr["checked"] = "checked"
self.w.empty_element("input",
type = "checkbox",
value = "yes",
**attr)
else:
self.w.empty_element("input",
type = "text",
value = uvalue,
**commonattr)
def handle_field(self, prefix, fieldname, field, value,
uvalue, meta, display):
if display.get("hidden"):
if isinstance(field, ds.Many):
values = uvalue
else:
values = [uvalue]
for v in values:
self.w.empty_element("input",
type = "hidden",
value = v,
name = prefix+fieldname)
return
self.w.start_element("div", attrdict={"class": self.css_class})
self.w.start_element("label", attrdict={"for": prefix+fieldname})
self.w.text_node(meta.get("label", fieldname))
self.w.end_element()
self.handle_field_body(prefix, fieldname, field, value,
uvalue, meta, display)
self.w.start_element("div",
attrdict={"class": self.css_class+"_shorthelp"})
self.w.text_node(meta.get("shorthelp", ""))
self.w.end_element()
error = display.get("error")
if error:
self.w.start_element("div",
attrdict={"class": self.css_class+"_error"})
self.w.text_node(error)
self.w.end_element()
self.w.end_element() # </div>
def end_group(self, title):
if title:
self.w.end_element() # </fieldset>
def end_form(self):
self.w.empty_element("input", type="submit",
value=self.submit_label)
self.w.end_element() # </form>
def create(self):
self.w = XmlWriter(oldhtmlcomp=self.oldhtmlcomp,
pretty=self.pretty)
super(Form, self).create()
return self.w.create()
def handle_field_body(self, prefix, fieldname, field, value,
uvalue, meta, display):
commonattr = dict(name=prefix+fieldname, id=prefix+fieldname)
readonly = display.get("readonly")
if readonly:
if isinstance(field, ds.DatasourceField):
raise ValueError(
"%s: DatasourceField cannot be readonly." % fieldname)
commonattr["disabled"] = "disabled"
if isinstance(field, ds.DatasourceField):
datasource = field.datasource
size = 0
opt = XmlWriter(oldhtmlcomp=self.oldhtmlcomp,
pretty=self.pretty)
for uval, label in datasource.ds_iter_unicode():
attr = {}
if \
(isinstance(field, ds.Many) and\
uval in uvalue) or\
(isinstance(field, ds.One) and\
uval == uvalue):
attr["selected"] = "selected"
attr["value"] = uval
opt.start_element("option", **attr)
opt.text_node(label)
opt.end_element()
size += 1
attr = commonattr.copy()
if isinstance(field, ds.Many):
attr["multiple"] = "multiple"
if size > 10:
size = 10
self.w.start_element("select", size=str(size), **attr)
self.w.raw_node(opt.create())
self.w.end_element()
else:
if isinstance(field, String):
maxlength = field.maxlength
if maxlength > 50:
self.w.start_element("textarea", cols="70", rows="3",
**commonattr)
self.w.text_node(uvalue)
self.w.end_element()
else:
self.w.empty_element("input",
type = "text",
maxlength = str(maxlength),
value = uvalue,
**commonattr)
elif isinstance(field, Text):
self.w.start_element("textarea", cols="70", rows="12",
**commonattr)
self.w.text_node(uvalue)
self.w.end_element()
elif isinstance(field, Bool):
attr = commonattr.copy()
if value == True:
attr["checked"] = "checked"
self.w.empty_element("input",
type = "checkbox",
value = "yes",
**attr)
else:
self.w.empty_element("input",
type = "text",
value = uvalue,
**commonattr)
def setUp(self):
w = XmlWriter()
w.pi("xml", version="1.0")
w.pi_raw("pros", "shit")
w.start_element("html")
w.start_element("body")
w.text_node(u"\u00e5ge")
w.empty_element("div", attrdict={"class":"test"})
w.end_element(2)
self.w = w
self.b = w.create()
class Admin(object):
""" A administration-panel interface using exml. """
def __init__(self,
stylesheet,
encoding=settings.encoding,
pretty=False,
startpage=default_startpage):
"""
@param stylesheet: The URL to a XSLT document to associate
with the output.
@param encoding: The encoding to output in. Defaults
to L{enkel.settings.encoding}.
@param pretty: Forwarded to
L{enkel.xmlutils.writer.XmlWriter.__init__}.
@param startpage: A function which creates the startpage.
Defaults to L{default_startpage}.
"""
self.apps = {}
self.pretty = pretty
self.applist = XmlWriter(pretty=pretty)
self.applist.start_element("applist")
self.encoding = encoding
self.stylesheet = stylesheet
self.startpage = startpage
def add(self, id, app, label, *args, **kw):
"""
@type id: str
@param id: A unique indentifier for the app within
this Admin object.
@param app: A L{AdminApp} instance.
@type label: unicode.
@param label: The label to show to the user when referencing
the app.
@param args: Arguments to the app.__init__.
@param kw: Keyword arguments to the app.__init__.
"""
self.apps[id] = app, label, args, kw
self.applist.start_element("app", id=id, label=label)
for action in app.INDEX:
self.applist.empty_element("action",
id=action,
label=app.ACTIONS[action])
self.applist.end_element()
def compile(self):
""" Compile the route. Must be called once after
all AdminApp's has been L{add}ed. """
ids = "|".join(self.apps.keys())
self.patt = compile(".*(?P<appid>(?:%s))/(?P<action>\w+)$" % ids)
self.applist_xml = self.applist.create()
del self.applist
def __call__(self, env, start_response):
"""
env["enkel.reuse.admin.stylesheet"] must contain the
URL to the XSLT stylesheet.
"""
path = env["SCRIPT_NAME"] + env["PATH_INFO"]
appid = None
if not path.endswith("start/"):
match = self.patt.match(path)
if match:
appid, action = match.groups()
app, label, args, kw = self.apps[appid]
else:
raise Http404()
w = XmlWriter(pretty=self.pretty)
w.pi("xml", version="1.0", encoding=self.encoding)
w.pi("xml-stylesheet", type="text/xsl", href=self.stylesheet)
w.start_element("admin", xmlns=XMLNS_ADMIN)
w.raw_node(self.applist_xml)
if appid:
w.empty_element("selected", app=appid, action=action)
w.start_element("section", xmlns=XMLNS_MARKUP)
if appid:
app(env, w, appid, action, label, *args, **kw)
else:
self.startpage(env, w)
w.end_element()
start_response(
"200 OK",
[("content-type", "text/xml; charset=%s" % self.encoding)])
yield w.create().encode(self.encoding)
