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Code Issues 32 Releases Wiki Activity

new-admin: Negligible syntax changes in django.views.debug in preparation for merge to trunk

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git-svn-id: http://code.djangoproject.com/svn/django/branches/new-admin@1373 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-11-23 19:37:17 +00:00
parent c18d99735e
commit c8719b7765
1 changed files with 65 additions and 71 deletions
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112
django/views/debug.py
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@ -1,24 +1,20 @@
import re
import os
import sys
import inspect
from django.conf import settings
from os.path import dirname, join as pathjoin
from django.core.template import Template, Context
from django.utils.httpwrappers import HttpResponseServerError, HttpResponseNotFound
from itertools import count, izip
from django.utils.html import escape
from django.utils.httpwrappers import HttpResponseServerError, HttpResponseNotFound
import inspect, os, re, sys
from itertools import count, izip
from os.path import dirname, join as pathjoin
HIDDEN_SETTINGS = re.compile('SECRET|PASSWORD')
def linebreak_iter(template_source):
import re
newline_re = re.compile("^", re.M)
for match in newline_re.finditer(template_source):
yield match.start()
yield len(template_source) + 1
def get_template_exception_info(exc_type,exc_value,tb):
def get_template_exception_info(exc_type, exc_value, tb):
origin, (start, end) = exc_value.source
template_source = origin.reload()
context_lines = 10
@ -28,33 +24,31 @@ def get_template_exception_info(exc_type,exc_value,tb):
linebreaks = izip(count(0), linebreak_iter(template_source))
linebreaks.next() # skip the nothing before initial line start
for num, next in linebreaks:
if start >= upto and end <= next :
if start >= upto and end <= next:
line = num
before = escape(template_source[upto:start])
during = escape(template_source[start:end])
after = escape(template_source[end:next - 1])
source_lines.append( (num, escape(template_source[upto:next - 1])) )
upto = next
total = len(source_lines)
top = max(0, line - context_lines)
bottom = min(total, line + 1 + context_lines)
template_info = {
'message' : exc_value.args[0],
'source_lines' : source_lines[top:bottom],
'before' : before,
'message': exc_value.args[0],
'source_lines': source_lines[top:bottom],
'before': before,
'during': during,
'after': after,
'top': top ,
'bottom': bottom ,
'total' : total,
'line' : line,
'name' : origin.name,
'total': total,
'line': line,
'name': origin.name,
}
exc_info = hasattr(exc_value, 'exc_info') and exc_value.exc_info or (exc_type,exc_value,tb)
exc_info = hasattr(exc_value, 'exc_info') and exc_value.exc_info or (exc_type, exc_value, tb)
return exc_info + (template_info,)
def technical_500_response(request, exc_type, exc_value, tb):
@ -64,7 +58,7 @@ def technical_500_response(request, exc_type, exc_value, tb):
"""
template_info = None
if settings.TEMPLATE_DEBUG and hasattr(exc_value, 'source'):
exc_type, exc_value, tb, template_info = get_template_exception_info(exc_type,exc_value,tb)
exc_type, exc_value, tb, template_info = get_template_exception_info(exc_type, exc_value, tb)
frames = []
while tb is not None:
filename = tb.tb_frame.f_code.co_filename
@ -72,16 +66,16 @@ def technical_500_response(request, exc_type, exc_value, tb):
lineno = tb.tb_lineno - 1
pre_context_lineno, pre_context, context_line, post_context = _get_lines_from_file(filename, lineno, 7)
frames.append({
'tb' : tb,
'filename' : filename,
'function' : function,
'lineno' : lineno,
'vars' : tb.tb_frame.f_locals.items(),
'id' : id(tb),
'pre_context' : pre_context,
'context_line' : context_line,
'post_context' : post_context,
'pre_context_lineno' : pre_context_lineno,
'tb': tb,
'filename': filename,
'function': function,
'lineno': lineno,
'vars': tb.tb_frame.f_locals.items(),
'id': id(tb),
'pre_context': pre_context,
'context_line': context_line,
'post_context': post_context,
'pre_context_lineno': pre_context_lineno,
})
tb = tb.tb_next
@ -97,13 +91,13 @@ def technical_500_response(request, exc_type, exc_value, tb):
t = Template(TECHNICAL_500_TEMPLATE)
c = Context({
'exception_type' : exc_type.__name__,
'exception_value' : exc_value,
'frames' : frames,
'lastframe' : frames[-1],
'request' : request,
'request_protocol' : os.environ.get("HTTPS") == "on" and "https" or "http",
'settings' : settings_dict,
'exception_type': exc_type.__name__,
'exception_value': exc_value,
'frames': frames,
'lastframe': frames[-1],
'request': request,
'request_protocol': os.environ.get("HTTPS") == "on" and "https" or "http",
'settings': settings_dict,
'template_info': template_info,
})
return HttpResponseServerError(t.render(c), mimetype='text/html')
@ -120,12 +114,12 @@ def technical_404_response(request, exception):
t = Template(TECHNICAL_404_TEMPLATE)
c = Context({
'root_urlconf' : settings.ROOT_URLCONF,
'urlpatterns' : tried,
'reason' : str(exception),
'request' : request,
'request_protocol' : os.environ.get("HTTPS") == "on" and "https" or "http",
'settings' : dict([(k, getattr(settings, k)) for k in dir(settings) if k.isupper()]),
'root_urlconf': settings.ROOT_URLCONF,
'urlpatterns': tried,
'reason': str(exception),
'request': request,
'request_protocol': os.environ.get("HTTPS") == "on" and "https" or "http",
'settings': dict([(k, getattr(settings, k)) for k in dir(settings) if k.isupper()]),
})
return HttpResponseNotFound(t.render(c), mimetype='text/html')
@ -195,9 +189,9 @@ TECHNICAL_500_TEMPLATE = """
#summary table { border:none; background:transparent; }
#requestinfo h2, #requestinfo h3 { position:relative; margin-left:-100px; }
#requestinfo h3 { margin-bottom:-1em; }
table.source td{ font-family: monospace; white-space: pre;}
span.specific{background:#ffcab7;}
.error { background:#ffc; }
table.source td { font-family: monospace; white-space: pre; }
span.specific { background:#ffcab7; }
.error { background: #ffc; }
</style>
<script type="text/javascript">
//<!--
@ -275,24 +269,24 @@ TECHNICAL_500_TEMPLATE = """
</tr>
</table>
</div>
{%if template_info %}
{% if template_info %}
<div id="template">
<h2>Template</h2>
In template {{template_info.name}}, error at line {{template_info.line}}
<div>{{template_info.message|escape}}</div>
<table class="source{%if template_info.top%} cut-top{%endif%}{%ifnotequal template_info.bottom template_info.total%} cut-bottom{%endifnotequal%}">
In template {{ template_info.name }}, error at line {{ template_info.line }}
<div>{{ template_info.message|escape }}</div>
<table class="source{% if template_info.top %} cut-top{% endif %}{% ifnotequal template_info.bottom template_info.total %} cut-bottom{% endifnotequal %}">
{% for source_line in template_info.source_lines %}
{%ifequal source_line.0 template_info.line %}
<tr class="error"><td>{{source_line.0}}</td>
<td> {{template_info.before}}<span class="specific">{{template_info.during}}</span>{{template_info.after}}</td></tr>
{%else%}
<tr><td>{{source_line.0}}</td>
<td> {{source_line.1}}</td></tr>
{%endifequal%}
{%endfor%}
{% ifequal source_line.0 template_info.line %}
<tr class="error"><td>{{ source_line.0 }}</td>
<td>{{ template_info.before }}<span class="specific">{{ template_info.during }}</span>{{ template_info.after }}</td></tr>
{% else %}
<tr><td>{{ source_line.0 }}</td>
<td> {{ source_line.1 }}</td></tr>
{% endifequal %}
{% endfor %}
</table>
</div>
{%endif%}
{% endif %}
<div id="traceback">
<h2>Traceback <span>(innermost last)</span></h2>
<ul class="traceback">