libzypp  13.10.6
ProxyInfoImpl.h
Go to the documentation of this file.
1 /*---------------------------------------------------------------------\
2 | ____ _ __ __ ___ |
3 | |__ / \ / / . \ . \ |
4 | / / \ V /| _/ _/ |
5 | / /__ | | | | | | |
6 | /_____||_| |_| |_| |
7 | |
8 \---------------------------------------------------------------------*/
12 #ifndef ZYPP_MEDIA_PROXYINFO_PROXYINFOIMPL_H
13 #define ZYPP_MEDIA_PROXYINFO_PROXYINFOIMPL_H
14 
15 #include <string>
16 #include <list>
17 
18 #include "zypp/Url.h"
19 #include "zypp/base/String.h"
20 #include "zypp/media/ProxyInfo.h"
21 
22 namespace zypp {
23  namespace media {
24 
26  {
28  Impl()
29  {}
30 
32  virtual ~Impl()
33  {}
34 
35  public:
37  virtual bool enabled() const = 0;
39  virtual std::string proxy(const Url & url_r) const = 0;
41  virtual ProxyInfo::NoProxyList noProxy() const = 0;
43  virtual ProxyInfo::NoProxyIterator noProxyBegin() const = 0;
45  virtual ProxyInfo::NoProxyIterator noProxyEnd() const = 0;
46 
48  bool useProxyFor( const Url & url_r ) const
49  {
50  if ( ! enabled() || proxy( url_r ).empty() )
51  return false;
52 
53  ProxyInfo::NoProxyList noproxy( noProxy() );
54  if ( noproxy.size() == 1 && noproxy.front() == "*" )
55  return false; // just an asterisk disables all.
56 
57  // No proxy: Either an exact match, or the previous character
58  // is a '.', so host is within the same domain.
59  // A leading '.' in the pattern is ignored. Some implementations
60  // need '.foo.ba' to prevent 'foo.ba' from matching 'xfoo.ba'.
61  std::string host( str::toLower( url_r.getHost() ) );
62  for_( it, noproxy.begin(), noproxy.end() )
63  {
64  std::string pattern( str::toLower( (*it)[0] == '.' ? it->c_str() + 1 : it->c_str() ) );
65  if ( str::hasSuffix( host, pattern )
66  && ( host.size() == pattern.size()
67  || host[host.size()-pattern.size()-1] == '.' ) )
68  return false;
69  }
70  return true;
71  }
72 
73  public:
75  static shared_ptr<Impl> _nullimpl;
76  };
77 
78 
80 
81  } // namespace media
82 } // namespace zypp
83 
84 #endif // ZYPP_MEDIA_PROXYINFO_PROXYINFOIMPL_H
virtual ProxyInfo::NoProxyIterator noProxyBegin() const =0
std::string getHost(EEncoding eflag=zypp::url::E_DECODED) const
Returns the hostname or IP from the URL authority.
Definition: Url.cc:582
#define for_(IT, BEG, END)
Convenient for-loops using iterator.
Definition: Easy.h:27
virtual ProxyInfo::NoProxyList noProxy() const =0
bool useProxyFor(const Url &url_r) const
Return true if enabled and url_r does not match noProxy.
Definition: ProxyInfoImpl.h:48
std::list< std::string > NoProxyList
Definition: ProxyInfo.h:34
std::string toLower(const std::string &s)
Return lowercase version of s.
Definition: String.cc:166
std::list< std::string >::const_iterator NoProxyIterator
Definition: ProxyInfo.h:35
bool hasSuffix(const C_Str &str_r, const C_Str &suffix_r)
Return whether str_r has suffix suffix_r.
Definition: String.h:836
virtual bool enabled() const =0
virtual std::string proxy(const Url &url_r) const =0
static shared_ptr< Impl > _nullimpl
Default Impl: empty sets.
Definition: ProxyInfoImpl.h:75
virtual ProxyInfo::NoProxyIterator noProxyEnd() const =0
Url manipulation class.
Definition: Url.h:87