def profile_tal(fn, count, profiler):
p = HTMLTALParser()
p.parseFile(fn)
program, macros = p.getCode()
engine = DummyEngine(macros)
engine.globals = data
tal = TALInterpreter(program,
macros,
engine,
StringIO(),
wrap=0,
tal=1,
strictinsert=0)
for i in range(4):
tal()
r = [None] * count
for i in r:
profiler.runcall(tal)
def test_source_positions(self):
# Ensure source file and position are set correctly by TAL
macros = {}
eng = DummyEngine(macros)
page1_program, page1_macros = self.parse(eng, page1, 'page1')
main_template_program, main_template_macros = self.parse(
eng, main_template, 'main_template')
footer_program, footer_macros = self.parse(eng, footer, 'footer')
macros['main'] = main_template_macros['main']
macros['foot'] = footer_macros['foot']
stream = StringIO()
interp = TALInterpreter(page1_program, macros, eng, stream)
interp()
self.assertEqual(stream.getvalue().strip(), expected.strip(),
"Got result:\n%s\nExpected:\n%s"
% (stream.getvalue(), expected))
def test_raw_msgids_and_i18ntranslate_i18nname(self):
self.engine.translationDomain.clearMsgids()
result = StringIO()
program, _macros = self._compile(
'<div i18n:translate=""> This is text\n \tfor\n'
'<pre i18n:name="bar" i18n:translate=""> \tbar\n </pre>.</div>')
self.interpreter = TALInterpreter(program, {},
self.engine,
stream=result)
self.interpreter()
msgids = self.engine.translationDomain.getMsgids('default')
msgids.sort()
self.assertEqual(2, len(msgids))
self.assertEqual(' \tbar\n ', msgids[0][0])
self.assertEqual('This is text for ${bar}.', msgids[1][0])
self.assertEqual({'bar': '<pre> \tBAR\n </pre>'}, msgids[1][1])
self.assertEqual(
(u'<div>THIS IS TEXT FOR <pre> \tBAR\n </pre>.</div>'),
result.getvalue())
def talEval(expression, context, extra=None):
"""
Perform a TAL eval on the expression.
"""
# First, account for the possibility that it is merely TALES; if there are
# no <tal> in it at all (nor the ${python:} you can do with this function),
# just send it to talesEval
isTales = '<tal' not in expression and '${python:' not in expression
if isTales:
return talesEvalStr(expression, context, extra)
contextDict = {
'context': context,
'here': context,
'nothing': None,
'now': DateTime(),
}
if isinstance(extra, dict):
contextDict.update(extra)
# Next, as a convenience, replace all ${} blocks that aren't inside a <tal>
# with <tal:block content="..."/> equivalent
chunks = TAG.split(expression)
modified = []
for chunk in chunks:
if chunk.startswith('<tal'):
modified.append(chunk)
else:
modified.append(TPLBLOCK.sub(_chunk_repl, chunk))
expression = ''.join(modified)
# Finally, compile the expression and apply context
gen = TALGenerator(Engine, xml=0)
parser = HTMLTALParser(gen)
parser.parseString(expression)
program, macros = parser.getCode()
output = cStringIO.StringIO()
context = Engine.getContext(contextDict)
TALInterpreter(program, macros, context, output, tal=True)()
return output.getvalue()
def test_i18ntranslate_i18nname_and_attributes(self):
# Test for Issue 301: Bug with i18n:name and i18n:translate
# on the same element
self.engine.translationDomain.clearMsgids()
result = StringIO()
program, _macros = self._compile(
'<p i18n:translate="">'
'Some static text and a <a tal:attributes="href string:url"'
' i18n:name="link" i18n:translate="">link text</a>.</p>')
self.interpreter = TALInterpreter(program, {},
self.engine,
stream=result)
self.interpreter()
msgids = self.engine.translationDomain.getMsgids('default')
msgids.sort()
self.assertEqual(2, len(msgids))
self.assertEqual('Some static text and a ${link}.', msgids[0][0])
self.assertEqual({'link': '<a href="url">LINK TEXT</a>'}, msgids[0][1])
self.assertEqual('link text', msgids[1][0])
self.assertEqual(
'<p>SOME STATIC TEXT AND A <a href="url">LINK TEXT</a>.</p>',
result.getvalue())
def test_define_slot_restores_source_file_if_no_exception(self):
_m_program, m_macros = self._compile("""
<div metal:define-macro="amacro">
<div metal:define-slot="aslot">
</div>
<tal:x replace="no_such_thing" />
</div>
""",
source_file='macros.pt')
p_program, _p_macros = self._compile("""
<div metal:use-macro="amacro">
<div metal:fill-slot="aslot">
</div>
</div>
""",
source_file='page.pt')
engine = DummyEngine(macros=m_macros)
interp = TALInterpreter(p_program, {}, engine, StringIO())
# Expect TALExpressionError: unknown variable: 'no_such_thing'
self.assertRaises(TALExpressionError, interp)
# Now the engine should know where the error occurred
self.assertEqual(engine.source_file, 'macros.pt')
self.assertEqual(engine.position, (5, 14))
def interpretit(it,
engine=None,
stream=None,
tal=1,
showtal=-1,
strictinsert=1,
i18nInterpolate=1,
sourceAnnotations=0):
from zope.tal.talinterpreter import TALInterpreter
program, macros = it
assert zope.tal.taldefs.isCurrentVersion(program)
if engine is None:
engine = DummyEngine(macros)
TALInterpreter(program,
macros,
engine,
stream,
wrap=0,
tal=tal,
showtal=showtal,
strictinsert=strictinsert,
i18nInterpolate=i18nInterpolate,
sourceAnnotations=sourceAnnotations)()
def pt_render(self,
namespace,
source=False,
sourceAnnotations=False,
showtal=False):
"""Render this Page Template"""
self._cook_check()
__traceback_supplement__ = (PageTemplateTracebackSupplement, self,
namespace)
if self._v_errors:
raise PTRuntimeError(str(self._v_errors))
output = StringIO(u'')
context = self.pt_getEngineContext(namespace)
TALInterpreter(self._v_program,
self._v_macros,
context,
output,
tal=not source,
showtal=showtal,
strictinsert=0,
sourceAnnotations=sourceAnnotations)()
return output.getvalue()
def compare(self, INPUT, EXPECTED):
program, _macros = self._compile(INPUT)
sio = StringIO()
interp = TALInterpreter(program, {}, DummyEngine(), sio, wrap=60)
interp()
self.assertEqual(sio.getvalue(), EXPECTED)
def setUp(self):
dummy, macros = self._compile('<p metal:define-macro="M">Booh</p>')
self.macro = macros['M']
self.engine = DummyEngine(macros)
program, dummy = self._compile('<p metal:use-macro="M">Bah</p>')
self.interpreter = TALInterpreter(program, {}, self.engine)
