diff options
Diffstat (limited to 'werkzeug/debug')
24 files changed, 1588 insertions, 0 deletions
diff --git a/werkzeug/debug/__init__.py b/werkzeug/debug/__init__.py new file mode 100644 index 0000000..be0a55f --- /dev/null +++ b/werkzeug/debug/__init__.py @@ -0,0 +1,166 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug + ~~~~~~~~~~~~~~ + + WSGI application traceback debugger. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD, see LICENSE for more details. +""" +import mimetypes +from os.path import join, dirname, basename, isfile +from werkzeug.wrappers import BaseRequest as Request, BaseResponse as Response +from werkzeug.debug.repr import debug_repr +from werkzeug.debug.tbtools import get_current_traceback +from werkzeug.debug.console import Console +from werkzeug.debug.utils import render_template + + +class _ConsoleFrame(object): + """Helper class so that we can reuse the frame console code for the + standalone console. + """ + + def __init__(self, namespace): + self.console = Console(namespace) + self.id = 0 + + +class DebuggedApplication(object): + """Enables debugging support for a given application:: + + from werkzeug.debug import DebuggedApplication + from myapp import app + app = DebuggedApplication(app, evalex=True) + + The `evalex` keyword argument allows evaluating expressions in a + traceback's frame context. + + :param app: the WSGI application to run debugged. + :param evalex: enable exception evaluation feature (interactive + debugging). This requires a non-forking server. + :param request_key: The key that points to the request object in ths + environment. This parameter is ignored in current + versions. + :param console_path: the URL for a general purpose console. + :param console_init_func: the function that is executed before starting + the general purpose console. The return value + is used as initial namespace. + :param show_hidden_frames: by default hidden traceback frames are skipped. + You can show them by setting this parameter + to `True`. + """ + + # this class is public + __module__ = 'werkzeug' + + def __init__(self, app, evalex=False, request_key='werkzeug.request', + console_path='/console', console_init_func=None, + show_hidden_frames=False): + if not console_init_func: + console_init_func = dict + self.app = app + self.evalex = evalex + self.frames = {} + self.tracebacks = {} + self.request_key = request_key + self.console_path = console_path + self.console_init_func = console_init_func + self.show_hidden_frames = show_hidden_frames + + def debug_application(self, environ, start_response): + """Run the application and conserve the traceback frames.""" + app_iter = None + try: + app_iter = self.app(environ, start_response) + for item in app_iter: + yield item + if hasattr(app_iter, 'close'): + app_iter.close() + except: + if hasattr(app_iter, 'close'): + app_iter.close() + traceback = get_current_traceback(skip=1, show_hidden_frames= + self.show_hidden_frames, + ignore_system_exceptions=True) + for frame in traceback.frames: + self.frames[frame.id] = frame + self.tracebacks[traceback.id] = traceback + + try: + start_response('500 INTERNAL SERVER ERROR', [ + ('Content-Type', 'text/html; charset=utf-8') + ]) + except: + # if we end up here there has been output but an error + # occurred. in that situation we can do nothing fancy any + # more, better log something into the error log and fall + # back gracefully. + environ['wsgi.errors'].write( + 'Debugging middleware caught exception in streamed ' + 'response at a point where response headers were already ' + 'sent.\n') + else: + yield traceback.render_full(evalex=self.evalex) \ + .encode('utf-8', 'replace') + + traceback.log(environ['wsgi.errors']) + + def execute_command(self, request, command, frame): + """Execute a command in a console.""" + return Response(frame.console.eval(command), mimetype='text/html') + + def display_console(self, request): + """Display a standalone shell.""" + if 0 not in self.frames: + self.frames[0] = _ConsoleFrame(self.console_init_func()) + return Response(render_template('console.html'), mimetype='text/html') + + def paste_traceback(self, request, traceback): + """Paste the traceback and return a JSON response.""" + paste_id = traceback.paste() + return Response('{"url": "http://paste.pocoo.org/show/%s/", "id": %s}' + % (paste_id, paste_id), mimetype='application/json') + + def get_source(self, request, frame): + """Render the source viewer.""" + return Response(frame.render_source(), mimetype='text/html') + + def get_resource(self, request, filename): + """Return a static resource from the shared folder.""" + filename = join(dirname(__file__), 'shared', basename(filename)) + if isfile(filename): + mimetype = mimetypes.guess_type(filename)[0] \ + or 'application/octet-stream' + f = file(filename, 'rb') + try: + return Response(f.read(), mimetype=mimetype) + finally: + f.close() + return Response('Not Found', status=404) + + def __call__(self, environ, start_response): + """Dispatch the requests.""" + # important: don't ever access a function here that reads the incoming + # form data! Otherwise the application won't have access to that data + # any more! + request = Request(environ) + response = self.debug_application + if self.evalex and self.console_path is not None and \ + request.path == self.console_path: + response = self.display_console(request) + elif request.path.rstrip('/').endswith('/__debugger__'): + cmd = request.args.get('cmd') + arg = request.args.get('f') + traceback = self.tracebacks.get(request.args.get('tb', type=int)) + frame = self.frames.get(request.args.get('frm', type=int)) + if cmd == 'resource' and arg: + response = self.get_resource(request, arg) + elif cmd == 'paste' and traceback is not None: + response = self.paste_traceback(request, traceback) + elif cmd == 'source' and frame: + response = self.get_source(request, frame) + elif self.evalex and cmd is not None and frame is not None: + response = self.execute_command(request, cmd, frame) + return response(environ, start_response) diff --git a/werkzeug/debug/console.py b/werkzeug/debug/console.py new file mode 100644 index 0000000..320b1fd --- /dev/null +++ b/werkzeug/debug/console.py @@ -0,0 +1,201 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug.console + ~~~~~~~~~~~~~~~~~~~~~~ + + Interactive console support. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD. +""" +import sys +import code +from types import CodeType +from werkzeug.utils import escape +from werkzeug.local import Local +from werkzeug.debug.repr import debug_repr, dump, helper +from werkzeug.debug.utils import render_template + + +_local = Local() + + +class HTMLStringO(object): + """A StringO version that HTML escapes on write.""" + + def __init__(self): + self._buffer = [] + + def isatty(self): + return False + + def close(self): + pass + + def flush(self): + pass + + def seek(self, n, mode=0): + raise IOError('Bad file descriptor') + + def readline(self): + raise IOError('Bad file descriptor') + + def reset(self): + val = ''.join(self._buffer) + del self._buffer[:] + return val + + def _write(self, x): + if isinstance(x, str): + x = x.decode('utf-8', 'replace') + self._buffer.append(x) + + def write(self, x): + self._write(escape(x)) + + def writelines(self, x): + self._write(escape(''.join(x))) + + +class ThreadedStream(object): + """Thread-local wrapper for sys.stdout for the interactive console.""" + + def push(): + if not isinstance(sys.stdout, ThreadedStream): + sys.stdout = ThreadedStream() + _local.stream = HTMLStringO() + push = staticmethod(push) + + def fetch(): + try: + stream = _local.stream + except AttributeError: + return '' + return stream.reset() + fetch = staticmethod(fetch) + + def displayhook(obj): + try: + stream = _local.stream + except AttributeError: + return _displayhook(obj) + # stream._write bypasses escaping as debug_repr is + # already generating HTML for us. + if obj is not None: + stream._write(debug_repr(obj)) + displayhook = staticmethod(displayhook) + + def __setattr__(self, name, value): + raise AttributeError('read only attribute %s' % name) + + def __dir__(self): + return dir(sys.__stdout__) + + def __getattribute__(self, name): + if name == '__members__': + return dir(sys.__stdout__) + try: + stream = _local.stream + except AttributeError: + stream = sys.__stdout__ + return getattr(stream, name) + + def __repr__(self): + return repr(sys.__stdout__) + + +# add the threaded stream as display hook +_displayhook = sys.displayhook +sys.displayhook = ThreadedStream.displayhook + + +class _ConsoleLoader(object): + + def __init__(self): + self._storage = {} + + def register(self, code, source): + self._storage[id(code)] = source + # register code objects of wrapped functions too. + for var in code.co_consts: + if isinstance(var, CodeType): + self._storage[id(var)] = source + + def get_source_by_code(self, code): + try: + return self._storage[id(code)] + except KeyError: + pass + + +def _wrap_compiler(console): + compile = console.compile + def func(source, filename, symbol): + code = compile(source, filename, symbol) + console.loader.register(code, source) + return code + console.compile = func + + +class _InteractiveConsole(code.InteractiveInterpreter): + + def __init__(self, globals, locals): + code.InteractiveInterpreter.__init__(self, locals) + self.globals = dict(globals) + self.globals['dump'] = dump + self.globals['help'] = helper + self.globals['__loader__'] = self.loader = _ConsoleLoader() + self.more = False + self.buffer = [] + _wrap_compiler(self) + + def runsource(self, source): + source = source.rstrip() + '\n' + ThreadedStream.push() + prompt = self.more and '... ' or '>>> ' + try: + source_to_eval = ''.join(self.buffer + [source]) + if code.InteractiveInterpreter.runsource(self, + source_to_eval, '<debugger>', 'single'): + self.more = True + self.buffer.append(source) + else: + self.more = False + del self.buffer[:] + finally: + output = ThreadedStream.fetch() + return prompt + source + output + + def runcode(self, code): + try: + exec code in self.globals, self.locals + except: + self.showtraceback() + + def showtraceback(self): + from werkzeug.debug.tbtools import get_current_traceback + tb = get_current_traceback(skip=1) + sys.stdout._write(tb.render_summary()) + + def showsyntaxerror(self, filename=None): + from werkzeug.debug.tbtools import get_current_traceback + tb = get_current_traceback(skip=4) + sys.stdout._write(tb.render_summary()) + + def write(self, data): + sys.stdout.write(data) + + +class Console(object): + """An interactive console.""" + + def __init__(self, globals=None, locals=None): + if locals is None: + locals = {} + if globals is None: + globals = {} + self._ipy = _InteractiveConsole(globals, locals) + + def eval(self, code): + return self._ipy.runsource(code) diff --git a/werkzeug/debug/render.py b/werkzeug/debug/render.py new file mode 100644 index 0000000..7f0692a --- /dev/null +++ b/werkzeug/debug/render.py @@ -0,0 +1,103 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug.render + ~~~~~~~~~~~~~~~~~~~~~ + + Render the traceback debugging page. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD, see LICENSE for more details. +""" +import pprint +from os.path import dirname, join + +from werkzeug.templates import Template + + +def get_template(name): + return Template.from_file(join(dirname(__file__), 'shared', name), + unicode_mode=False, errors='ignore') + + +def load_resource(res): + try: + f = file(join(dirname(__file__), 'shared', res)) + except IOError: + return '' + try: + return f.read() + finally: + f.close() + + +t_body = get_template('body.tmpl') +t_codetable = get_template('codetable.tmpl') +t_vartable = get_template('vartable.tmpl') + + +def code_table(frame): + from werkzeug.debug.util import Namespace + lines = [] + lineno = frame['context_lineno'] + if lineno is not None: + lineno += 1 + for l in frame['pre_context']: + lines.append(Namespace(mode='pre', lineno=lineno, code=l)) + lineno += 1 + lines.append(Namespace(mode='cur', lineno=lineno, + code=frame['context_line'])) + lineno += 1 + for l in frame['post_context']: + lines.append(Namespace(mode='post', lineno=lineno, code=l)) + lineno += 1 + else: + lines.append(Namespace(mode='cur', lineno=1, + code='Sourcecode not available')) + + return t_codetable.render(lines=lines) + + +def var_table(var): + def safe_pformat(x): + try: + lines = pprint.pformat(x).splitlines() + except: + return '?' + tmp = [] + for line in lines: + if len(line) > 79: + line = line[:79] + '...' + tmp.append(line) + return '\n'.join(tmp) + + # dicts + if isinstance(var, dict) or hasattr(var, 'items'): + value = var.items() + if not value: + typ = 'empty' + else: + typ = 'dict' + value.sort() + value = [(repr(key), safe_pformat(val)) for key, val in value] + + # lists + elif isinstance(var, list): + if not var: + typ = 'empty' + else: + typ = 'list' + value = [safe_pformat(item) for item in var] + + # others + else: + typ = 'simple' + value = repr(var) + + return t_vartable.render(type=typ, value=value) + + +def debug_page(context): + tc = context.to_dict() + tc['var_table'] = var_table + tc['code_table'] = code_table + return t_body.render(tc) diff --git a/werkzeug/debug/repr.py b/werkzeug/debug/repr.py new file mode 100644 index 0000000..47abf43 --- /dev/null +++ b/werkzeug/debug/repr.py @@ -0,0 +1,238 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug.repr + ~~~~~~~~~~~~~~~~~~~ + + This module implements object representations for debugging purposes. + Unlike the default repr these reprs expose a lot more information and + produce HTML instead of ASCII. + + Together with the CSS and JavaScript files of the debugger this gives + a colorful and more compact output. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD. +""" +import sys +import re +from traceback import format_exception_only +try: + from collections import deque +except ImportError: # pragma: no cover + deque = None +from werkzeug.utils import escape +from werkzeug.debug.utils import render_template + + +missing = object() +_paragraph_re = re.compile(r'(?:\r\n|\r|\n){2,}') +RegexType = type(_paragraph_re) + + +def debug_repr(obj): + """Creates a debug repr of an object as HTML unicode string.""" + return DebugReprGenerator().repr(obj) + + +def dump(obj=missing): + """Print the object details to stdout._write (for the interactive + console of the web debugger. + """ + gen = DebugReprGenerator() + if obj is missing: + rv = gen.dump_locals(sys._getframe(1).f_locals) + else: + rv = gen.dump_object(obj) + sys.stdout._write(rv) + + +class _Helper(object): + """Displays an HTML version of the normal help, for the interactive + debugger only because it requires a patched sys.stdout. + """ + + def __call__(self, topic=None): + title = text = None + if topic is not None: + import pydoc + pydoc.help(topic) + rv = sys.stdout.reset().decode('utf-8', 'ignore') + paragraphs = _paragraph_re.split(rv) + if len(paragraphs) > 1: + title = paragraphs[0] + text = '\n\n'.join(paragraphs[1:]) + else: # pragma: no cover + title = 'Help' + text = paragraphs[0] + rv = render_template('help_command.html', title=title, text=text) + sys.stdout._write(rv) + +helper = _Helper() + + +def _add_subclass_info(inner, obj, base): + if isinstance(base, tuple): + for base in base: + if type(obj) is base: + return inner + elif type(obj) is base: + return inner + module = '' + if obj.__class__.__module__ not in ('__builtin__', 'exceptions'): + module = '<span class="module">%s.</span>' % obj.__class__.__module__ + return '%s%s(%s)' % (module, obj.__class__.__name__, inner) + + +class DebugReprGenerator(object): + + def __init__(self): + self._stack = [] + + def _sequence_repr_maker(left, right, base=object(), limit=8): + def proxy(self, obj, recursive): + if recursive: + return _add_subclass_info(left + '...' + right, obj, base) + buf = [left] + have_extended_section = False + for idx, item in enumerate(obj): + if idx: + buf.append(', ') + if idx == limit: + buf.append('<span class="extended">') + have_extended_section = True + buf.append(self.repr(item)) + if have_extended_section: + buf.append('</span>') + buf.append(right) + return _add_subclass_info(u''.join(buf), obj, base) + return proxy + + list_repr = _sequence_repr_maker('[', ']', list) + tuple_repr = _sequence_repr_maker('(', ')', tuple) + set_repr = _sequence_repr_maker('set([', '])', set) + frozenset_repr = _sequence_repr_maker('frozenset([', '])', frozenset) + if deque is not None: + deque_repr = _sequence_repr_maker('<span class="module">collections.' + '</span>deque([', '])', deque) + del _sequence_repr_maker + + def regex_repr(self, obj): + pattern = repr(obj.pattern).decode('string-escape', 'ignore') + if pattern[:1] == 'u': + pattern = 'ur' + pattern[1:] + else: + pattern = 'r' + pattern + return u're.compile(<span class="string regex">%s</span>)' % pattern + + def string_repr(self, obj, limit=70): + buf = ['<span class="string">'] + escaped = escape(obj) + a = repr(escaped[:limit]) + b = repr(escaped[limit:]) + if isinstance(obj, unicode): + buf.append('u') + a = a[1:] + b = b[1:] + if b != "''": + buf.extend((a[:-1], '<span class="extended">', b[1:], '</span>')) + else: + buf.append(a) + buf.append('</span>') + return _add_subclass_info(u''.join(buf), obj, (str, unicode)) + + def dict_repr(self, d, recursive, limit=5): + if recursive: + return _add_subclass_info(u'{...}', d, dict) + buf = ['{'] + have_extended_section = False + for idx, (key, value) in enumerate(d.iteritems()): + if idx: + buf.append(', ') + if idx == limit - 1: + buf.append('<span class="extended">') + have_extended_section = True + buf.append('<span class="pair"><span class="key">%s</span>: ' + '<span class="value">%s</span></span>' % + (self.repr(key), self.repr(value))) + if have_extended_section: + buf.append('</span>') + buf.append('}') + return _add_subclass_info(u''.join(buf), d, dict) + + def object_repr(self, obj): + return u'<span class="object">%s</span>' % \ + escape(repr(obj).decode('utf-8', 'replace')) + + def dispatch_repr(self, obj, recursive): + if obj is helper: + return helper.get_help(None) + if isinstance(obj, (int, long, float, complex)): + return u'<span class="number">%r</span>' % obj + if isinstance(obj, basestring): + return self.string_repr(obj) + if isinstance(obj, RegexType): + return self.regex_repr(obj) + if isinstance(obj, list): + return self.list_repr(obj, recursive) + if isinstance(obj, tuple): + return self.tuple_repr(obj, recursive) + if isinstance(obj, set): + return self.set_repr(obj, recursive) + if isinstance(obj, frozenset): + return self.frozenset_repr(obj, recursive) + if isinstance(obj, dict): + return self.dict_repr(obj, recursive) + if deque is not None and isinstance(obj, deque): + return self.deque_repr(obj, recursive) + return self.object_repr(obj) + + def fallback_repr(self): + try: + info = ''.join(format_exception_only(*sys.exc_info()[:2])) + except: # pragma: no cover + info = '?' + return u'<span class="brokenrepr"><broken repr (%s)>' \ + u'</span>' % escape(info.decode('utf-8', 'ignore').strip()) + + def repr(self, obj): + recursive = False + for item in self._stack: + if item is obj: + recursive = True + break + self._stack.append(obj) + try: + try: + return self.dispatch_repr(obj, recursive) + except: + return self.fallback_repr() + finally: + self._stack.pop() + + def dump_object(self, obj): + repr = items = None + if isinstance(obj, dict): + title = 'Contents of' + items = [] + for key, value in obj.iteritems(): + if not isinstance(key, basestring): + items = None + break + items.append((key, self.repr(value))) + if items is None: + items = [] + repr = self.repr(obj) + for key in dir(obj): + try: + items.append((key, self.repr(getattr(obj, key)))) + except: + pass + title = 'Details for' + title += ' ' + object.__repr__(obj)[1:-1] + return render_template('dump_object.html', items=items, + title=title, repr=repr) + + def dump_locals(self, d): + items = [(key, self.repr(value)) for key, value in d.items()] + return render_template('dump_object.html', items=items, + title='Local variables in frame', repr=None) diff --git a/werkzeug/debug/shared/body.tmpl b/werkzeug/debug/shared/body.tmpl new file mode 100644 index 0000000..71cee20 --- /dev/null +++ b/werkzeug/debug/shared/body.tmpl @@ -0,0 +1,81 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" + "http://www.w3.org/TR/html4/loose.dtd"> +<html> + <head> + <title>$escape(exception_type) in $escape(last_frame['basename']) (Werkzeug Debugger)</title> + <link rel="stylesheet" href="__traceback__?resource=style.css&mimetype=text/css" type="text/css"> + <script type="text/javascript" src="__traceback__?resource=jquery.js&mimetype=text/javascript"></script> + <script type="text/javascript" src="__traceback__?resource=debugger.js&mimetype=text/javascript"></script> + </head> + <body> + <div class="traceback_wrapper"> + <h1>$escape(exception_type)</h1> + <p class="errormsg">$escape(exception_value)</p> + + <p class="errorline"> + $escape(last_frame['filename']) in + $escape(last_frame['function']), + line $last_frame['lineno'] + </p> + + <h2 onclick="changeTB()" class="tb">Traceback <span>(toggle raw view)</span></h2> + <div id="interactive"> + <p class="text">A problem occurred in your Python WSGI application. + Here is the sequence of function calls leading up to the error, in the order + they occurred. Activate a code line to toggle context lines.</p> + + <% for num, frame in enumerate(frames) %> + <div class="frame" id="frame-$num"> + <h3 class="fn"><em>$escape(frame['function'])</em> in <tt>$escape(frame['filename'])</tt></h3> + <a class="locals" href="javascript:toggleFrameVars($num)">[inspect]</a> + <% if evalex %><a class="eval" href="javascript:toggleInterpreter($num)">[console]</a><% endif %> + $code_table(frame) + $var_table(frame['vars']) + <% if evalex %> + <form class="exec_code" action=""> + <pre class="output">[console ready]</pre> + <input type="hidden" name="tb" value="$tb_uid"> + <input type="hidden" name="frame" value="$frame['frame_uid']"> + <input type="text" name="cmd" class="input" value=""> + </form> + <% endif %> + </div> + <% endfor %> + </div> + + <div id="plain"> + <p class="text">Here is the plain Python traceback for copy and paste:</p> + <pre class="plain">$escape(plaintb)</pre> + <p class="text pastebininfo"> + <a href="javascript:pasteIt()">Create a new Paste</a> with + this traceback in the lodgeit pastebin. + </p> + </div> + + <% if req_vars %> + <h2>Request Data</h2> + <p class="text">The following list contains all important request variables. + Select a header to expand the list.</p> + <% for num, (key, info) in enumerate(req_vars) %> + <dl> + <dt onclick="toggleTableVars($num)">$escape(key)</dt> + <dd id="tvar-$num">$var_table(info)</dd> + </dl> + <% endfor %> + <% endif %> + </div> + + <div id="footer"> + Brought to you by <span class="arthur">DON'T PANIC</span>, your friendly + Werkzeug powered traceback interpreter. + </div> + </body> +</html> + +<!-- Plain traceback: + +<%py + import re + print re.sub('-{2,}', '-', plaintb) +%> +--> diff --git a/werkzeug/debug/shared/codetable.tmpl b/werkzeug/debug/shared/codetable.tmpl new file mode 100644 index 0000000..48665ee --- /dev/null +++ b/werkzeug/debug/shared/codetable.tmpl @@ -0,0 +1,8 @@ +<table class="code"> +<% for line in lines %> + <tr class="$line.mode"> + <td class="lineno">$line.lineno</td> + <td class="code">$line.code</td> + </tr> +<% endfor %> +</table> diff --git a/werkzeug/debug/shared/console.png b/werkzeug/debug/shared/console.png Binary files differnew file mode 100644 index 0000000..c28dd63 --- /dev/null +++ b/werkzeug/debug/shared/console.png diff --git a/werkzeug/debug/shared/debugger.js b/werkzeug/debug/shared/debugger.js new file mode 100644 index 0000000..5ebbb76 --- /dev/null +++ b/werkzeug/debug/shared/debugger.js @@ -0,0 +1,196 @@ +$(function() { + var sourceView = null; + + /** + * if we are in console mode, show the console. + */ + if (CONSOLE_MODE && EVALEX) { + openShell(null, $('div.console div.inner').empty(), 0); + } + + $('div.traceback div.frame').each(function() { + var + target = $('pre', this) + .click(function() { + sourceButton.click(); + }), + consoleNode = null, source = null, + frameID = this.id.substring(6); + + /** + * Add an interactive console to the frames + */ + if (EVALEX) + $('<img src="./__debugger__?cmd=resource&f=console.png">') + .attr('title', 'Open an interactive python shell in this frame') + .click(function() { + consoleNode = openShell(consoleNode, target, frameID); + return false; + }) + .prependTo(target); + + /** + * Show sourcecode + */ + var sourceButton = $('<img src="./__debugger__?cmd=resource&f=source.png">') + .attr('title', 'Display the sourcecode for this frame') + .click(function() { + if (!sourceView) + $('h2', sourceView = + $('<div class="box"><h2>View Source</h2><div class="sourceview">' + + '<table></table></div>') + .insertBefore('div.explanation')) + .css('cursor', 'pointer') + .click(function() { + sourceView.slideUp('fast'); + }); + $.get('./__debugger__', {cmd: 'source', frm: frameID}, function(data) { + $('table', sourceView) + .replaceWith(data); + if (!sourceView.is(':visible')) + sourceView.slideDown('fast', function() { + focusSourceBlock(); + }); + else + focusSourceBlock(); + }); + return false; + }) + .prependTo(target); + }); + + /** + * toggle traceback types on click. + */ + $('h2.traceback').click(function() { + $(this).next().slideToggle('fast'); + $('div.plain').slideToggle('fast'); + }).css('cursor', 'pointer'); + $('div.plain').hide(); + + /** + * Add extra info (this is here so that only users with JavaScript + * enabled see it.) + */ + $('span.nojavascript') + .removeClass('nojavascript') + .html('<p>To switch between the interactive traceback and the plaintext ' + + 'one, you can click on the "Traceback" headline. From the text ' + + 'traceback you can also create a paste of it. ' + (!EVALEX ? '' : + 'For code execution mouse-over the frame you want to debug and ' + + 'click on the console icon on the right side.' + + '<p>You can execute arbitrary Python code in the stack frames and ' + + 'there are some extra helpers available for introspection:' + + '<ul><li><code>dump()</code> shows all variables in the frame' + + '<li><code>dump(obj)</code> dumps all that\'s known about the object</ul>')); + + /** + * Add the pastebin feature + */ + $('div.plain form') + .submit(function() { + var label = $('input[type="submit"]', this); + var old_val = label.val(); + label.val('submitting...'); + $.ajax({ + dataType: 'json', + url: './__debugger__', + data: {tb: TRACEBACK, cmd: 'paste'}, + success: function(data) { + $('div.plain span.pastemessage') + .removeClass('pastemessage') + .text('Paste created: ') + .append($('<a>#' + data.id + '</a>').attr('href', data.url)); + }, + error: function() { + alert('Error: Could not submit paste. No network connection?'); + label.val(old_val); + } + }); + return false; + }); + + // if we have javascript we submit by ajax anyways, so no need for the + // not scaling textarea. + var plainTraceback = $('div.plain textarea'); + plainTraceback.replaceWith($('<pre>').text(plainTraceback.text())); +}); + + +/** + * Helper function for shell initialization + */ +function openShell(consoleNode, target, frameID) { + if (consoleNode) + return consoleNode.slideToggle('fast'); + consoleNode = $('<pre class="console">') + .appendTo(target.parent()) + .hide() + var historyPos = 0, history = ['']; + var output = $('<div class="output">[console ready]</div>') + .appendTo(consoleNode); + var form = $('<form>>>> </form>') + .submit(function() { + var cmd = command.val(); + $.get('./__debugger__', {cmd: cmd, frm: frameID}, function(data) { + var tmp = $('<div>').html(data); + $('span.extended', tmp).each(function() { + var hidden = $(this).wrap('<span>').hide(); + hidden + .parent() + .append($('<a href="#" class="toggle"> </a>') + .click(function() { + hidden.toggle(); + $(this).toggleClass('open') + return false; + })); + }); + output.append(tmp); + command.focus(); + var old = history.pop(); + history.push(cmd); + if (typeof old != 'undefined') + history.push(old); + historyPos = history.length - 1; + }); + command.val(''); + return false; + }). + appendTo(consoleNode); + + var command = $('<input type="text">') + .appendTo(form) + .keydown(function(e) { + if (e.charCode == 100 && e.ctrlKey) { + output.text('--- screen cleared ---'); + return false; + } + else if (e.charCode == 0 && (e.keyCode == 38 || e.keyCode == 40)) { + if (e.keyCode == 38 && historyPos > 0) + historyPos--; + else if (e.keyCode == 40 && historyPos < history.length) + historyPos++; + command.val(history[historyPos]); + return false; + } + }); + + return consoleNode.slideDown('fast', function() { + command.focus(); + }); +} + +/** + * Focus the current block in the source view. + */ +function focusSourceBlock() { + var tmp, line = $('table.source tr.current'); + for (var i = 0; i < 7; i++) { + tmp = line.prev(); + if (!(tmp && tmp.is('.in-frame'))) + break + line = tmp; + } + var container = $('div.sourceview')[0]; + container.scrollTop = line.offset().top - container.offsetTop; +} diff --git a/werkzeug/debug/shared/jquery.js b/werkzeug/debug/shared/jquery.js new file mode 100644 index 0000000..b1ae21d --- /dev/null +++ b/werkzeug/debug/shared/jquery.js @@ -0,0 +1,19 @@ +/* + * jQuery JavaScript Library v1.3.2 + * http://jquery.com/ + * + * Copyright (c) 2009 John Resig + * Dual licensed under the MIT and GPL licenses. + * http://docs.jquery.com/License + * + * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009) + * Revision: 6246 + */ +(function(){var l=this,g,y=l.jQuery,p=l.$,o=l.jQuery=l.$=function(E,F){return new o.fn.init(E,F)},D=/^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,f=/^.[^:#\[\.,]*$/;o.fn=o.prototype={init:function(E,H){E=E||document;if(E.nodeType){this[0]=E;this.length=1;this.context=E;return this}if(typeof E==="string"){var G=D.exec(E);if(G&&(G[1]||!H)){if(G[1]){E=o.clean([G[1]],H)}else{var I=document.getElementById(G[3]);if(I&&I.id!=G[3]){return o().find(E)}var F=o(I||[]);F.context=document;F.selector=E;return F}}else{return o(H).find(E)}}else{if(o.isFunction(E)){return o(document).ready(E)}}if(E.selector&&E.context){this.selector=E.selector;this.context=E.context}return this.setArray(o.isArray(E)?E:o.makeArray(E))},selector:"",jquery:"1.3.2",size:function(){return this.length},get:function(E){return E===g?Array.prototype.slice.call(this):this[E]},pushStack:function(F,H,E){var G=o(F);G.prevObject=this;G.context=this.context;if(H==="find"){G.selector=this.selector+(this.selector?" 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\ No newline at end of file diff --git a/werkzeug/debug/shared/less.png b/werkzeug/debug/shared/less.png Binary files differnew file mode 100644 index 0000000..5efefd6 --- /dev/null +++ b/werkzeug/debug/shared/less.png diff --git a/werkzeug/debug/shared/more.png b/werkzeug/debug/shared/more.png Binary files differnew file mode 100644 index 0000000..804fa22 --- /dev/null +++ b/werkzeug/debug/shared/more.png diff --git a/werkzeug/debug/shared/source.png b/werkzeug/debug/shared/source.png Binary files differnew file mode 100644 index 0000000..f7ea904 --- /dev/null +++ b/werkzeug/debug/shared/source.png diff --git a/werkzeug/debug/shared/style.css b/werkzeug/debug/shared/style.css new file mode 100644 index 0000000..6e64eb2 --- /dev/null +++ b/werkzeug/debug/shared/style.css @@ -0,0 +1,93 @@ +body, input { font-family: 'Lucida Grande', 'Lucida Sans Unicode', 'Geneva', + 'Verdana', sans-serif; background-color: #AFC1C4; color: #000; + text-align: center; margin: 1em; padding: 0; font-size: 15px; } +input { background-color: #fff; margin: 0; text-align: left; } +a { color: #11557C; } +a:hover { color: #177199; } +pre, code, table.source, +textarea { font-family: 'Consolas', 'Deja Vu Sans Mono', + 'Bitstream Vera Sans Mono', monospace; font-size: 13px; } + +div.debugger { text-align: left; padding: 12px; margin: auto; + border: 1px solid #aaa; background-color: white; } +h1 { color: #11557C; font-size: 30px; margin: 0 0 0.3em 0; } +div.detail p { margin: 0 0 8px 13px; font-size: 14px; } +div.explanation { margin: 13px; font-size: 11px; } +div.footer { background-color: #E3EFF1; font-size: 0.8em; text-align: right; + padding: 6px 8px 6px 0; margin: 30px -12px -12px -12px; + color: #86989B; } + +h2 { font-size: 16px; margin: 1.3em 0 0.0 0; padding: 5px; + background-color: #11557C; color: white; } +h2 em { font-style: normal; color: #A5D6D9; font-weight: normal; } + +div.traceback, div.plain { background-color: #eee!important; border: 1px solid #ccc; + margin: 0 0 1em 0; padding: 10px; } +div.plain p { margin: 0; } +div.plain textarea, +div.plain pre { margin: 10px 0 0 0; padding: 4px; background-color: #333; + border: 1px solid #111; color: white; } +div.plain textarea { width: 99%; height: 300px; } +div.traceback h3 { font-size: 1em; margin: 0 0 0.8em 0; } +div.traceback ul { list-style: none; margin: 0; padding: 0 0 0 1em; } +div.traceback h4 { font-size: 13px; font-weight: normal; margin: 0.7em 0 0.1em 0; } +div.traceback pre { margin: 0; padding: 5px 0 3px 15px; + background-color: #ccc; border-top: 1px solid #aaa; + border-left: 1px solid #aaa; border-right: 1px solid #fafafa; + border-bottom: 1px solid #fafafa; } +div.traceback pre, +div.box table.source { white-space: pre-wrap; /* css-3 should we be so lucky... */ + white-space: -moz-pre-wrap; /* Mozilla, since 1999 */ + white-space: -pre-wrap; /* Opera 4-6 ?? */ + white-space: -o-pre-wrap; /* Opera 7 ?? */ + word-wrap: break-word; /* Internet Explorer 5.5+ */ + _white-space: pre; /* IE only hack to re-specify in + addition to word-wrap */ } +div.traceback pre:hover { background-color: #fafafa; color: black; cursor: pointer; } +div.traceback blockquote { margin: 1em 0 0 0; padding: 0; } +div.traceback img { float: right; padding: 2px; margin: -3px 2px 0 0; display: none; } +div.traceback img:hover { background-color: #ddd; cursor: pointer; } +div.traceback pre:hover img { display: block; } + +pre.console { background-color: #fafafa!important; color: black; padding: 5px!important; + margin: 3px 0 0 0!important; cursor: default!important; + max-height: 400px; overflow: auto; } +pre.console form { color: #555; } +pre.console input { background-color: #fafafa; color: #555; + width: 90%; font-family: 'Consolas', 'Deja Vu Sans Mono', + 'Bitstream Vera Sans Mono', monospace; font-size: 13px; + border: none!important; } + +span.string { color: #30799B; } +span.number { color: #9C1A1C; } +span.object { color: #485F6E; } +span.extended { opacity: 0.5; } +span.extended:hover { opacity: 1; } +a.toggle { text-decoration: none; background-repeat: no-repeat; + background-position: center center; + background-image: url(./__debugger__?cmd=resource&f=more.png); } +a.toggle:hover { background-color: #444; } +a.open { background-image: url(./__debugger__?cmd=resource&f=less.png); } + +pre.console div.traceback { margin: 5px 0 5px 25px; white-space: normal; } +pre.console div.traceback h3 { background-color: #555; color: white; + margin: -10px -10px 5px -10px; padding: 5px; } +pre.console div.traceback pre:hover { background-color: #ccc; cursor: default; } + +pre.console div.box { margin: 5px 0 5px 25px; white-space: normal; + border: 1px solid #ddd; } +pre.console div.box h3 { background-color: #555; color: white; + margin: 0; padding: 5px; } +pre.console div.box div.repr { padding: 8px; background-color: white; } +pre.console div.box table { margin-top: 6px; } +pre.console div.box pre.help { background-color: white; font-size: 12px; } +pre.console div.box pre.help:hover { cursor: default; } +pre.console table tr { vertical-align: top; } +div.box table.source { background-color: #fafafa; font-size: 12px; + border-collapse: collapse; width: 100%; } +div.box table.source td { border-top: 1px solid #eee; padding: 4px 0 4px 10px; } +div.box table.source td.lineno { color: #999; padding-right: 10px; width: 1px; } +div.box table.source tr.in-frame { background-color: #D6EEFF; } +div.box table.source tr.current { background-color: white; } +div.sourceview { max-height: 400px; overflow: auto; border: 1px solid #ccc; } +div.console { border: 1px solid #ccc; padding: 4px; background-color: #fafafa; } diff --git a/werkzeug/debug/shared/vartable.tmpl b/werkzeug/debug/shared/vartable.tmpl new file mode 100644 index 0000000..e653a99 --- /dev/null +++ b/werkzeug/debug/shared/vartable.tmpl @@ -0,0 +1,16 @@ +<table class="vars"> +<% if type == 'empty' %> + <tr><th>no data given</th></tr> +<% elif type == 'simple' %> + <tr><td class="value">$escape(value)</td></tr> +<% elif type == 'dict' %> + <tr><th>Name</th><th>Value</th></tr> + <% for key, item in value %> + <tr><td class="name">$escape(key)</td><td class="value">$escape(item)</td></tr> + <% endfor %> +<% elif type == 'list' %> + <% for item in value %> + <tr><td class="value">$escape(item)</td></tr> + <% endfor %> +<% endif %> +</table> diff --git a/werkzeug/debug/tbtools.py b/werkzeug/debug/tbtools.py new file mode 100644 index 0000000..253d23d --- /dev/null +++ b/werkzeug/debug/tbtools.py @@ -0,0 +1,297 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug.tbtools + ~~~~~~~~~~~~~~~~~~~~~~ + + This module provides various traceback related utility functions. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD. +""" +import re +import os +import sys +import inspect +import traceback +import codecs +from tokenize import TokenError +from werkzeug.utils import cached_property +from werkzeug.debug.console import Console +from werkzeug.debug.utils import render_template + +_coding_re = re.compile(r'coding[:=]\s*([-\w.]+)') +_line_re = re.compile(r'^(.*?)$(?m)') +_funcdef_re = re.compile(r'^(\s*def\s)|(.*(?<!\w)lambda(:|\s))|^(\s*@)') +UTF8_COOKIE = '\xef\xbb\xbf' + +system_exceptions = (SystemExit, KeyboardInterrupt) +try: + system_exceptions += (GeneratorExit,) +except NameError: + pass + + +def get_current_traceback(ignore_system_exceptions=False, + show_hidden_frames=False, skip=0): + """Get the current exception info as `Traceback` object. Per default + calling this method will reraise system exceptions such as generator exit, + system exit or others. This behavior can be disabled by passing `False` + to the function as first parameter. + """ + exc_type, exc_value, tb = sys.exc_info() + if ignore_system_exceptions and exc_type in system_exceptions: + raise + for x in xrange(skip): + if tb.tb_next is None: + break + tb = tb.tb_next + tb = Traceback(exc_type, exc_value, tb) + if not show_hidden_frames: + tb.filter_hidden_frames() + return tb + + +class Line(object): + """Helper for the source renderer.""" + __slots__ = ('lineno', 'code', 'in_frame', 'current') + + def __init__(self, lineno, code): + self.lineno = lineno + self.code = code + self.in_frame = False + self.current = False + + def classes(self): + rv = ['line'] + if self.in_frame: + rv.append('in-frame') + if self.current: + rv.append('current') + return rv + classes = property(classes) + + +class Traceback(object): + """Wraps a traceback.""" + + def __init__(self, exc_type, exc_value, tb): + self.exc_type = exc_type + self.exc_value = exc_value + if not isinstance(exc_type, str): + exception_type = exc_type.__name__ + if exc_type.__module__ not in ('__builtin__', 'exceptions'): + exception_type = exc_type.__module__ + '.' + exception_type + else: + exception_type = exc_type + self.exception_type = exception_type + + # we only add frames to the list that are not hidden. This follows + # the the magic variables as defined by paste.exceptions.collector + self.frames = [] + while tb: + self.frames.append(Frame(exc_type, exc_value, tb)) + tb = tb.tb_next + + def filter_hidden_frames(self): + """Remove the frames according to the paste spec.""" + new_frames = [] + hidden = False + for frame in self.frames: + hide = frame.hide + if hide in ('before', 'before_and_this'): + new_frames = [] + hidden = False + if hide == 'before_and_this': + continue + elif hide in ('reset', 'reset_and_this'): + hidden = False + if hide == 'reset_and_this': + continue + elif hide in ('after', 'after_and_this'): + hidden = True + if hide == 'after_and_this': + continue + elif hide or hidden: + continue + new_frames.append(frame) + + # if the last frame is missing something went terrible wrong :( + if self.frames[-1] in new_frames: + self.frames[:] = new_frames + + def is_syntax_error(self): + """Is it a syntax error?""" + return isinstance(self.exc_value, SyntaxError) + is_syntax_error = property(is_syntax_error) + + def exception(self): + """String representation of the exception.""" + buf = traceback.format_exception_only(self.exc_type, self.exc_value) + return ''.join(buf).strip().decode('utf-8', 'replace') + exception = property(exception) + + def log(self, logfile=None): + """Log the ASCII traceback into a file object.""" + if logfile is None: + logfile = sys.stderr + tb = self.plaintext.encode('utf-8', 'replace').rstrip() + '\n' + logfile.write(tb) + + def paste(self): + """Create a paste and return the paste id.""" + from xmlrpclib import ServerProxy + srv = ServerProxy('http://paste.pocoo.org/xmlrpc/') + return srv.pastes.newPaste('pytb', self.plaintext) + + def render_summary(self, include_title=True): + """Render the traceback for the interactive console.""" + return render_template('traceback_summary.html', traceback=self, + include_title=include_title) + + def render_full(self, evalex=False): + """Render the Full HTML page with the traceback info.""" + return render_template('traceback_full.html', traceback=self, + evalex=evalex) + + def plaintext(self): + return render_template('traceback_plaintext.html', traceback=self) + plaintext = cached_property(plaintext) + + id = property(lambda x: id(x)) + + +class Frame(object): + """A single frame in a traceback.""" + + def __init__(self, exc_type, exc_value, tb): + self.lineno = tb.tb_lineno + self.function_name = tb.tb_frame.f_code.co_name + self.locals = tb.tb_frame.f_locals + self.globals = tb.tb_frame.f_globals + + fn = inspect.getsourcefile(tb) or inspect.getfile(tb) + if fn[-4:] in ('.pyo', '.pyc'): + fn = fn[:-1] + # if it's a file on the file system resolve the real filename. + if os.path.isfile(fn): + fn = os.path.realpath(fn) + self.filename = fn + self.module = self.globals.get('__name__') + self.loader = self.globals.get('__loader__') + self.code = tb.tb_frame.f_code + + # support for paste's traceback extensions + self.hide = self.locals.get('__traceback_hide__', False) + info = self.locals.get('__traceback_info__') + if info is not None: + try: + info = unicode(info) + except UnicodeError: + info = str(info).decode('utf-8', 'replace') + self.info = info + + def render(self): + """Render a single frame in a traceback.""" + return render_template('frame.html', frame=self) + + def render_source(self): + """Render the sourcecode.""" + lines = [Line(idx + 1, x) for idx, x in enumerate(self.sourcelines)] + + # find function definition and mark lines + if hasattr(self.code, 'co_firstlineno'): + lineno = self.code.co_firstlineno - 1 + while lineno > 0: + if _funcdef_re.match(lines[lineno].code): + break + lineno -= 1 + try: + offset = len(inspect.getblock([x.code + '\n' for x + in lines[lineno:]])) + except TokenError: + offset = 0 + for line in lines[lineno:lineno + offset]: + line.in_frame = True + + # mark current line + try: + lines[self.lineno - 1].current = True + except IndexError: + pass + + return render_template('source.html', frame=self, lines=lines) + + def eval(self, code, mode='single'): + """Evaluate code in the context of the frame.""" + if isinstance(code, basestring): + if isinstance(code, unicode): + code = UTF8_COOKIE + code.encode('utf-8') + code = compile(code, '<interactive>', mode) + if mode != 'exec': + return eval(code, self.globals, self.locals) + exec code in self.globals, self.locals + + @cached_property + def sourcelines(self): + """The sourcecode of the file as list of unicode strings.""" + # get sourcecode from loader or file + source = None + if self.loader is not None: + try: + if hasattr(self.loader, 'get_source'): + source = self.loader.get_source(self.module) + elif hasattr(self.loader, 'get_source_by_code'): + source = self.loader.get_source_by_code(self.code) + except: + # we munch the exception so that we don't cause troubles + # if the loader is broken. + pass + + if source is None: + try: + f = file(self.filename) + except IOError: + return [] + try: + source = f.read() + finally: + f.close() + + # already unicode? return right away + if isinstance(source, unicode): + return source.splitlines() + + # yes. it should be ascii, but we don't want to reject too many + # characters in the debugger if something breaks + charset = 'utf-8' + if source.startswith(UTF8_COOKIE): + source = source[3:] + else: + for idx, match in enumerate(_line_re.finditer(source)): + match = _line_re.search(match.group()) + if match is not None: + charset = match.group(1) + break + if idx > 1: + break + + # on broken cookies we fall back to utf-8 too + try: + codecs.lookup(charset) + except LookupError: + charset = 'utf-8' + + return source.decode(charset, 'replace').splitlines() + + @property + def current_line(self): + try: + return self.sourcelines[self.lineno - 1] + except IndexError: + return u'' + + @cached_property + def console(self): + return Console(self.globals, self.locals) + + id = property(lambda x: id(x)) diff --git a/werkzeug/debug/templates/console.html b/werkzeug/debug/templates/console.html new file mode 100644 index 0000000..ada2730 --- /dev/null +++ b/werkzeug/debug/templates/console.html @@ -0,0 +1,28 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" + "http://www.w3.org/TR/html4/loose.dtd"> +<html> + <head> + <title>Console // Werkzeug Debugger</title> + <link rel="stylesheet" href="./__debugger__?cmd=resource&f=style.css" type="text/css"> + <script type="text/javascript" src="./__debugger__?cmd=resource&f=jquery.js"></script> + <script type="text/javascript" src="./__debugger__?cmd=resource&f=debugger.js"></script> + <script type="text/javascript"> + var EVALEX = true, + CONSOLE_MODE = true; + </script> + </head> + <body> + <div class="debugger"> + <h1>Interactive Console</h1> + <div class="explanation"> + In this console you can execute Python expressions in the context of the + application. The initial namespace was created by the debugger automatically. + </div> + <div class="console"><div class="inner">The Console requires JavaScript.</div></div> + <div class="footer"> + Brought to you by <strong class="arthur">DON'T PANIC</strong>, your + friendly Werkzeug powered traceback interpreter. + </div> + </div> + </body> +</html> diff --git a/werkzeug/debug/templates/dump_object.html b/werkzeug/debug/templates/dump_object.html new file mode 100644 index 0000000..59d80bf --- /dev/null +++ b/werkzeug/debug/templates/dump_object.html @@ -0,0 +1,14 @@ +<div class="box"> + <h3>$escape(title)</h3> + <% if repr %> + <div class="repr">$repr</div> + <% endif %> + <table> + <% for key, value in items %> + <tr> + <th>$escape(key)</th> + <td>$value</td> + </tr> + <% endfor %> + </table> +</div> diff --git a/werkzeug/debug/templates/frame.html b/werkzeug/debug/templates/frame.html new file mode 100644 index 0000000..5378d1c --- /dev/null +++ b/werkzeug/debug/templates/frame.html @@ -0,0 +1,6 @@ +<div class="frame" id="frame-$frame.id"> + <h4>File <cite class="filename">"$escape(frame.filename)"</cite>, + line <em class="line">$frame.lineno</em>, + in <code class="function">$escape(frame.function_name)</code></h4> + <pre>${escape(frame.current_line.strip())}</pre> +</div> diff --git a/werkzeug/debug/templates/help_command.html b/werkzeug/debug/templates/help_command.html new file mode 100644 index 0000000..3ce949b --- /dev/null +++ b/werkzeug/debug/templates/help_command.html @@ -0,0 +1,10 @@ +<%py missing = object() %> +<div class="box"> + <% if title and text %> + <h3>$title</h3> + <pre class="help">$text</pre> + <% else %> + <h3>Help</h3> + <p>Type help(object) for help about object.</p> + <% endif %> +</div> diff --git a/werkzeug/debug/templates/source.html b/werkzeug/debug/templates/source.html new file mode 100644 index 0000000..529dfbc --- /dev/null +++ b/werkzeug/debug/templates/source.html @@ -0,0 +1,8 @@ +<table class="source"> +<% for line in lines %> + <tr class="${' '.join(line.classes)}"> + <td class="lineno">${line.lineno}</td> + <td>$escape(line.code)</td> + </tr> +<% endfor %> +</table> diff --git a/werkzeug/debug/templates/traceback_full.html b/werkzeug/debug/templates/traceback_full.html new file mode 100644 index 0000000..edfc64b --- /dev/null +++ b/werkzeug/debug/templates/traceback_full.html @@ -0,0 +1,55 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" + "http://www.w3.org/TR/html4/loose.dtd"> +<html> + <head> + <title>$escape(traceback.exception) // Werkzeug Debugger</title> + <link rel="stylesheet" href="./__debugger__?cmd=resource&f=style.css" type="text/css"> + <script type="text/javascript" src="./__debugger__?cmd=resource&f=jquery.js"></script> + <script type="text/javascript" src="./__debugger__?cmd=resource&f=debugger.js"></script> + <script type="text/javascript"> + var TRACEBACK = $traceback.id, + CONSOLE_MODE = false, + EVALEX = ${evalex and 'true' or 'false'}; + </script> + </head> + <body> + <div class="debugger"> + <h1>$escape(traceback.exception_type)</h1> + <div class="detail"> + <p class="errormsg">$escape(traceback.exception)</p> + </div> + <h2 class="traceback">Traceback <em>(most recent call last)</em></h2> + $traceback.render_summary(include_title=False) + <div class="plain"> + <form action="http://paste.pocoo.org/" method="post"> + <p> + <input type="hidden" name="language" value="pytb"> + This is the Copy/Paste friendly version of the traceback. <span + class="pastemessage">You can also paste this traceback into the public + lodgeit pastebin: <input type="submit" value="create paste"></span> + </p> + <textarea cols="50" rows="10" name="code" readonly>$escape(traceback.plaintext)</textarea> + </form> + </div> + <div class="explanation"> + The debugger caught an exception in your WSGI application. You can now + look at the traceback which led to the error. <span class="nojavascript"> + If you enable JavaScript you can also use additional features such as code + execution (if the evalex feature is enabled), automatic pasting of the + exceptions and much more.</span> + </div> + <div class="footer"> + Brought to you by <strong class="arthur">DON'T PANIC</strong>, your + friendly Werkzeug powered traceback interpreter. + </div> + </div> + </body> +</html> +<!-- + +<%py + import re + print re.sub('-{2,}', '-', traceback.plaintext) +%> + +--> diff --git a/werkzeug/debug/templates/traceback_plaintext.html b/werkzeug/debug/templates/traceback_plaintext.html new file mode 100644 index 0000000..91901d2 --- /dev/null +++ b/werkzeug/debug/templates/traceback_plaintext.html @@ -0,0 +1,6 @@ +Traceback (most recent call last): +<% for frame in traceback.frames %> + File "$frame.filename", line $frame.lineno, in $frame.function_name + $frame.current_line.strip() +<% endfor %> +$traceback.exception diff --git a/werkzeug/debug/templates/traceback_summary.html b/werkzeug/debug/templates/traceback_summary.html new file mode 100644 index 0000000..5cafe0a --- /dev/null +++ b/werkzeug/debug/templates/traceback_summary.html @@ -0,0 +1,23 @@ +<div class="traceback"> + <% if traceback.is_syntax_error %> + <% if include_title %> + <h3>Syntax Error</h3> + <% endif %> + <ul> + <% for frame in traceback.frames %> + <li>$frame.render()</li> + <% endfor %> + </ul> + <pre>$escape(traceback.exception)</pre> + <% else %> + <% if include_title %> + <h3>Traceback <em>(most recent call last)</em>:</h3> + <% endif %> + <ul> + <% for frame in traceback.frames %> + <li<% if frame.info %> title="$escape(frame.info, True)"<% endif %>>$frame.render()</li> + <% endfor %> + </ul> + <blockquote>$escape(traceback.exception)</blockquote> + <% endif %> +</div> diff --git a/werkzeug/debug/utils.py b/werkzeug/debug/utils.py new file mode 100644 index 0000000..6e479e4 --- /dev/null +++ b/werkzeug/debug/utils.py @@ -0,0 +1,20 @@ +# -*- coding: utf-8 -*- +""" + werkzeug.debug.utils + ~~~~~~~~~~~~~~~~~~~~ + + Various other utilities. + + :copyright: (c) 2010 by the Werkzeug Team, see AUTHORS for more details. + :license: BSD. +""" +from os.path import join, dirname +from werkzeug.templates import Template + + +def get_template(filename): + return Template.from_file(join(dirname(__file__), 'templates', filename)) + + +def render_template(template_filename, **context): + return get_template(template_filename).render(**context) |
