diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/vendor/rack-1.0/rack/showexceptions.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/vendor/rack-1.0/rack/showexceptions.rb | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/actionpack/lib/action_dispatch/vendor/rack-1.0/rack/showexceptions.rb b/actionpack/lib/action_dispatch/vendor/rack-1.0/rack/showexceptions.rb deleted file mode 100644 index 697bc41fdb..0000000000 --- a/actionpack/lib/action_dispatch/vendor/rack-1.0/rack/showexceptions.rb +++ /dev/null @@ -1,349 +0,0 @@ -require 'ostruct' -require 'erb' -require 'rack/request' -require 'rack/utils' - -module Rack - # Rack::ShowExceptions catches all exceptions raised from the app it - # wraps. It shows a useful backtrace with the sourcefile and - # clickable context, the whole Rack environment and the request - # data. - # - # Be careful when you use this on public-facing sites as it could - # reveal information helpful to attackers. - - class ShowExceptions - CONTEXT = 7 - - def initialize(app) - @app = app - @template = ERB.new(TEMPLATE) - end - - def call(env) - @app.call(env) - rescue StandardError, LoadError, SyntaxError => e - backtrace = pretty(env, e) - [500, - {"Content-Type" => "text/html", - "Content-Length" => backtrace.join.size.to_s}, - backtrace] - end - - def pretty(env, exception) - req = Rack::Request.new(env) - path = (req.script_name + req.path_info).squeeze("/") - - frames = exception.backtrace.map { |line| - frame = OpenStruct.new - if line =~ /(.*?):(\d+)(:in `(.*)')?/ - frame.filename = $1 - frame.lineno = $2.to_i - frame.function = $4 - - begin - lineno = frame.lineno-1 - lines = ::File.readlines(frame.filename) - frame.pre_context_lineno = [lineno-CONTEXT, 0].max - frame.pre_context = lines[frame.pre_context_lineno...lineno] - frame.context_line = lines[lineno].chomp - frame.post_context_lineno = [lineno+CONTEXT, lines.size].min - frame.post_context = lines[lineno+1..frame.post_context_lineno] - rescue - end - - frame - else - nil - end - }.compact - - env["rack.errors"].puts "#{exception.class}: #{exception.message}" - env["rack.errors"].puts exception.backtrace.map { |l| "\t" + l } - env["rack.errors"].flush - - [@template.result(binding)] - end - - def h(obj) # :nodoc: - case obj - when String - Utils.escape_html(obj) - else - Utils.escape_html(obj.inspect) - end - end - - # :stopdoc: - -# adapted from Django <djangoproject.com> -# Copyright (c) 2005, the Lawrence Journal-World -# Used under the modified BSD license: -# http://www.xfree86.org/3.3.6/COPYRIGHT2.html#5 -TEMPLATE = <<'HTML' -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> -<html lang="en"> -<head> - <meta http-equiv="content-type" content="text/html; charset=utf-8" /> - <meta name="robots" content="NONE,NOARCHIVE" /> - <title><%=h exception.class %> at <%=h path %></title> - <style type="text/css"> - html * { padding:0; margin:0; } - body * { padding:10px 20px; } - body * * { padding:0; } - body { font:small sans-serif; } - body>div { border-bottom:1px solid #ddd; } - h1 { font-weight:normal; } - h2 { margin-bottom:.8em; } - h2 span { font-size:80%; color:#666; font-weight:normal; } - h3 { margin:1em 0 .5em 0; } - h4 { margin:0 0 .5em 0; font-weight: normal; } - table { - border:1px solid #ccc; border-collapse: collapse; background:white; } - tbody td, tbody th { vertical-align:top; padding:2px 3px; } - thead th { - padding:1px 6px 1px 3px; background:#fefefe; text-align:left; - font-weight:normal; font-size:11px; border:1px solid #ddd; } - tbody th { text-align:right; color:#666; padding-right:.5em; } - table.vars { margin:5px 0 2px 40px; } - table.vars td, table.req td { font-family:monospace; } - table td.code { width:100%;} - table td.code div { overflow:hidden; } - table.source th { color:#666; } - table.source td { - font-family:monospace; white-space:pre; border-bottom:1px solid #eee; } - ul.traceback { list-style-type:none; } - ul.traceback li.frame { margin-bottom:1em; } - div.context { margin: 10px 0; } - div.context ol { - padding-left:30px; margin:0 10px; list-style-position: inside; } - div.context ol li { - font-family:monospace; white-space:pre; color:#666; cursor:pointer; } - div.context ol.context-line li { color:black; background-color:#ccc; } - div.context ol.context-line li span { float: right; } - div.commands { margin-left: 40px; } - div.commands a { color:black; text-decoration:none; } - #summary { background: #ffc; } - #summary h2 { font-weight: normal; color: #666; } - #summary ul#quicklinks { list-style-type: none; margin-bottom: 2em; } - #summary ul#quicklinks li { float: left; padding: 0 1em; } - #summary ul#quicklinks>li+li { border-left: 1px #666 solid; } - #explanation { background:#eee; } - #template, #template-not-exist { background:#f6f6f6; } - #template-not-exist ul { margin: 0 0 0 20px; } - #traceback { background:#eee; } - #requestinfo { background:#f6f6f6; padding-left:120px; } - #summary table { border:none; background:transparent; } - #requestinfo h2, #requestinfo h3 { position:relative; margin-left:-100px; } - #requestinfo h3 { margin-bottom:-1em; } - .error { background: #ffc; } - .specific { color:#cc3300; font-weight:bold; } - </style> - <script type="text/javascript"> - //<!-- - function getElementsByClassName(oElm, strTagName, strClassName){ - // Written by Jonathan Snook, http://www.snook.ca/jon; - // Add-ons by Robert Nyman, http://www.robertnyman.com - var arrElements = (strTagName == "*" && document.all)? document.all : - oElm.getElementsByTagName(strTagName); - var arrReturnElements = new Array(); - strClassName = strClassName.replace(/\-/g, "\\-"); - var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$$)"); - var oElement; - for(var i=0; i<arrElements.length; i++){ - oElement = arrElements[i]; - if(oRegExp.test(oElement.className)){ - arrReturnElements.push(oElement); - } - } - return (arrReturnElements) - } - function hideAll(elems) { - for (var e = 0; e < elems.length; e++) { - elems[e].style.display = 'none'; - } - } - window.onload = function() { - hideAll(getElementsByClassName(document, 'table', 'vars')); - hideAll(getElementsByClassName(document, 'ol', 'pre-context')); - hideAll(getElementsByClassName(document, 'ol', 'post-context')); - } - function toggle() { - for (var i = 0; i < arguments.length; i++) { - var e = document.getElementById(arguments[i]); - if (e) { - e.style.display = e.style.display == 'none' ? 'block' : 'none'; - } - } - return false; - } - function varToggle(link, id) { - toggle('v' + id); - var s = link.getElementsByTagName('span')[0]; - var uarr = String.fromCharCode(0x25b6); - var darr = String.fromCharCode(0x25bc); - s.innerHTML = s.innerHTML == uarr ? darr : uarr; - return false; - } - //--> - </script> -</head> -<body> - -<div id="summary"> - <h1><%=h exception.class %> at <%=h path %></h1> - <h2><%=h exception.message %></h2> - <table><tr> - <th>Ruby</th> - <td><code><%=h frames.first.filename %></code>: in <code><%=h frames.first.function %></code>, line <%=h frames.first.lineno %></td> - </tr><tr> - <th>Web</th> - <td><code><%=h req.request_method %> <%=h(req.host + path)%></code></td> - </tr></table> - - <h3>Jump to:</h3> - <ul id="quicklinks"> - <li><a href="#get-info">GET</a></li> - <li><a href="#post-info">POST</a></li> - <li><a href="#cookie-info">Cookies</a></li> - <li><a href="#env-info">ENV</a></li> - </ul> -</div> - -<div id="traceback"> - <h2>Traceback <span>(innermost first)</span></h2> - <ul class="traceback"> -<% frames.each { |frame| %> - <li class="frame"> - <code><%=h frame.filename %></code>: in <code><%=h frame.function %></code> - - <% if frame.context_line %> - <div class="context" id="c<%=h frame.object_id %>"> - <% if frame.pre_context %> - <ol start="<%=h frame.pre_context_lineno+1 %>" class="pre-context" id="pre<%=h frame.object_id %>"> - <% frame.pre_context.each { |line| %> - <li onclick="toggle('pre<%=h frame.object_id %>', 'post<%=h frame.object_id %>')"><%=h line %></li> - <% } %> - </ol> - <% end %> - - <ol start="<%=h frame.lineno %>" class="context-line"> - <li onclick="toggle('pre<%=h frame.object_id %>', 'post<%=h frame.object_id %>')"><%=h frame.context_line %><span>...</span></li></ol> - - <% if frame.post_context %> - <ol start='<%=h frame.lineno+1 %>' class="post-context" id="post<%=h frame.object_id %>"> - <% frame.post_context.each { |line| %> - <li onclick="toggle('pre<%=h frame.object_id %>', 'post<%=h frame.object_id %>')"><%=h line %></li> - <% } %> - </ol> - <% end %> - </div> - <% end %> - </li> -<% } %> - </ul> -</div> - -<div id="requestinfo"> - <h2>Request information</h2> - - <h3 id="get-info">GET</h3> - <% unless req.GET.empty? %> - <table class="req"> - <thead> - <tr> - <th>Variable</th> - <th>Value</th> - </tr> - </thead> - <tbody> - <% req.GET.sort_by { |k, v| k.to_s }.each { |key, val| %> - <tr> - <td><%=h key %></td> - <td class="code"><div><%=h val.inspect %></div></td> - </tr> - <% } %> - </tbody> - </table> - <% else %> - <p>No GET data.</p> - <% end %> - - <h3 id="post-info">POST</h3> - <% unless req.POST.empty? %> - <table class="req"> - <thead> - <tr> - <th>Variable</th> - <th>Value</th> - </tr> - </thead> - <tbody> - <% req.POST.sort_by { |k, v| k.to_s }.each { |key, val| %> - <tr> - <td><%=h key %></td> - <td class="code"><div><%=h val.inspect %></div></td> - </tr> - <% } %> - </tbody> - </table> - <% else %> - <p>No POST data.</p> - <% end %> - - - <h3 id="cookie-info">COOKIES</h3> - <% unless req.cookies.empty? %> - <table class="req"> - <thead> - <tr> - <th>Variable</th> - <th>Value</th> - </tr> - </thead> - <tbody> - <% req.cookies.each { |key, val| %> - <tr> - <td><%=h key %></td> - <td class="code"><div><%=h val.inspect %></div></td> - </tr> - <% } %> - </tbody> - </table> - <% else %> - <p>No cookie data.</p> - <% end %> - - <h3 id="env-info">Rack ENV</h3> - <table class="req"> - <thead> - <tr> - <th>Variable</th> - <th>Value</th> - </tr> - </thead> - <tbody> - <% env.sort_by { |k, v| k.to_s }.each { |key, val| %> - <tr> - <td><%=h key %></td> - <td class="code"><div><%=h val %></div></td> - </tr> - <% } %> - </tbody> - </table> - -</div> - -<div id="explanation"> - <p> - You're seeing this error because you use <code>Rack::ShowExceptions</code>. - </p> -</div> - -</body> -</html> -HTML - - # :startdoc: - end -end |