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Diffstat (limited to 'lib/dialyzer/test/r9c_tests_SUITE_data/src/inets/mod_browser.erl')
| -rw-r--r-- | lib/dialyzer/test/r9c_tests_SUITE_data/src/inets/mod_browser.erl | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/lib/dialyzer/test/r9c_tests_SUITE_data/src/inets/mod_browser.erl b/lib/dialyzer/test/r9c_tests_SUITE_data/src/inets/mod_browser.erl new file mode 100644 index 0000000000..62ffba0e5b --- /dev/null +++ b/lib/dialyzer/test/r9c_tests_SUITE_data/src/inets/mod_browser.erl @@ -0,0 +1,214 @@ +%% ``The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved via the world wide web at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% The Initial Developer of the Original Code is Ericsson Utvecklings AB. +%% Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings +%% AB. All Rights Reserved.'' +%% +%% $Id: mod_browser.erl,v 1.1 2008/12/17 09:53:35 mikpe Exp $ +%% +%% ---------------------------------------------------------------------- +%% +%% Browsers sends a string to the webbserver +%% to identify themsevles. They are a bit nasty +%% since the only thing that the specification really +%% is strict about is that they shall be short +%% tree axamples: +%% +%% Netscape Mozilla/4.75 [en] (X11; U; SunOS 5.8 sun4u) +%% IE5 Mozilla/4.0 (compatible; MSIE 5.0; SP1B; SunOS 5.8 sun4u; X11) +%% Lynx Lynx/2.8.3rel.1 libwww-FM/2.142 +%% +%% ---------------------------------------------------------------------- + +-module(mod_browser). + +%% Remember that the order of the mozilla browsers are +%% important since some browsers include others to behave +%% as they were something else +-define(MOZILLA_BROWSERS,[{opera,"opera"},{msie,"msie"}]). + + +%% If your operatingsystem is not recognized add it to this list. +-define(OPERATIVE_SYSTEMS,[{win3x,["win16","windows 3","windows 16-bit"]}, + {win95,["win95","windows 95"]}, + {win98,["win98", "windows 98"]}, + {winnt,["winnt", "windows nt"]}, + {win2k,["nt 5"]}, + {sunos4,["sunos 4"]}, + {sunos5,["sunos 5"]}, + {sun,["sunos"]}, + {aix,["aix"]}, + {linux,["linux"]}, + {sco,["sco","unix_sv"]}, + {freebsd,["freebsd"]}, + {bsd,["bsd"]}]). + +-define(LYNX,lynx). +-define(MOZILLA,mozilla). +-define(EMACS,emacs). +-define(STAROFFICE,soffice). +-define(MOSAIC,mosaic). +-define(NETSCAPE,netscape). +-define(UNKOWN,unknown). + +-include("httpd.hrl"). + +-export([do/1, test/0, getBrowser/1]). + + +do(Info) -> + case httpd_util:key1search(Info#mod.data,status) of + {Status_code,PhraseArgs,Reason} -> + {proceed,Info#mod.data}; + undefined -> + {proceed,[{'user-agent',getBrowser1(Info)}|Info#mod.data]} + end. + +getBrowser1(Info) -> + PHead=Info#mod.parsed_header, + case httpd_util:key1search(PHead,"User-Agent") of + undefined-> + undefined; + AgentString -> + getBrowser(AgentString) + end. + +getBrowser(AgentString) -> + LAgentString = httpd_util:to_lower(AgentString), + case regexp:first_match(LAgentString,"^[^ ]*") of + {match,Start,Length} -> + Browser=lists:sublist(LAgentString,Start,Length), + case browserType(Browser) of + {mozilla,Vsn} -> + {getMozilla(LAgentString, + ?MOZILLA_BROWSERS,{?NETSCAPE,Vsn}), + operativeSystem(LAgentString)}; + AnyBrowser -> + {AnyBrowser,operativeSystem(LAgentString)} + end; + nomatch -> + browserType(LAgentString) + end. + +browserType([$l,$y,$n,$x|Version]) -> + {?LYNX,browserVersion(Version)}; +browserType([$m,$o,$z,$i,$l,$l,$a|Version]) -> + {?MOZILLA,browserVersion(Version)}; +browserType([$e,$m,$a,$c,$s|Version]) -> + {?EMACS,browserVersion(Version)}; +browserType([$e,$t,$a,$r,$o,$f,$f,$i,$c,$e|Version]) -> + {?STAROFFICE,browserVersion(Version)}; +browserType([$m,$o,$s,$a,$i,$c|Version]) -> + {?MOSAIC,browserVersion(Version)}; +browserType(Unknown)-> + unknown. + + +browserVersion([$/|VsnString]) -> + case catch list_to_float(VsnString) of + Number when float(Number) -> + Number; + Whatever -> + case string:span(VsnString,"1234567890.") of + 0 -> + unknown; + VLength -> + Vsn = string:substr(VsnString,1,VLength), + case string:tokens(Vsn,".") of + [Number] -> + list_to_float(Number++".0"); + [Major,Minor|_MinorMinor] -> + list_to_float(Major++"."++Minor) + end + end + end; +browserVersion(VsnString) -> + browserVersion([$/|VsnString]). + +operativeSystem(OpString) -> + operativeSystem(OpString, ?OPERATIVE_SYSTEMS). + +operativeSystem(OpString,[]) -> + unknown; +operativeSystem(OpString,[{RetVal,RegExps}|Rest]) -> + case controlOperativeSystem(OpString,RegExps) of + true-> + RetVal; + _ -> + operativeSystem(OpString,Rest) + end. + +controlOperativeSystem(OpString,[]) -> + false; +controlOperativeSystem(OpString,[Regexp|Regexps]) -> + case regexp:match(OpString,Regexp) of + {match,_,_}-> + true; + nomatch-> + controlOperativeSystem(OpString,Regexps) + end. + + +%% OK this is ugly but thats the only way since +%% all browsers dont conform to the name/vsn standard +%% First we check if it is one of the browsers that +%% not are the default mozillaborwser against the regexp +%% for the different browsers. if no match it a mozilla +%% browser i.e opera netscape or internet explorer + +getMozilla(AgentString,[],Default) -> + Default; +getMozilla(AgentString,[{Agent,AgentRegExp}|Rest],Default) -> + case regexp:match(AgentString,AgentRegExp) of + {match,_,_} -> + {Agent,getVersion(AgentString,AgentRegExp)}; + nomatch -> + getMozilla(AgentString,Rest,Default) + end. + +getVersion(AgentString,AgentRegExp) -> + case regexp:match(AgentString,AgentRegExp++"[0-9\.\ ]*") of + {match,Start,Length} when length(AgentRegExp) < Length -> + %% Ok we got the number split it out + RealStart=Start+length(AgentRegExp), + RealLength=Length-length(AgentRegExp), + VsnString=string:substr(AgentString,RealStart,RealLength), + case string:strip(VsnString,both,$\ ) of + [] -> + unknown; + Vsn -> + case string:tokens(Vsn,".") of + [Number]-> + list_to_float(Number++".0"); + [Major,Minor|_MinorMinor]-> + list_to_float(Major++"."++Minor) + end + end; + nomatch -> + unknown + end. + + +test()-> + io:format("~n--------------------------------------------------------~n"), + Res1=getBrowser("Mozilla/4.75 [en] (X11; U; SunOS 5.8 sun4u)"), + io:format("~p",[Res1]), + io:format("~n--------------------------------------------------------~n"), + io:format("~n--------------------------------------------------------~n"), + Res2=getBrowser("Mozilla/4.0 (compatible; MSIE 5.0; SP1B; SunOS 5.8 sun4u; X11)"), + io:format("~p",[Res2]), + io:format("~n--------------------------------------------------------~n"), + io:format("~n--------------------------------------------------------~n"), + Res3=getBrowser("Lynx/2.8.3rel.1 libwww-FM/2.142"), + io:format("~p",[Res3]), + io:format("~n--------------------------------------------------------~n"). + |