lib/service/servicefs.cpp

   1 #include <lib/base/eerror.h>
   2 #include <lib/base/object.h>
   3 #include <string>
   4 #include <errno.h>
   5 #include <lib/service/servicefs.h>
   6 #include <lib/service/service.h>
   7 #include <lib/service/servicedvb.h>
   8 #include <lib/base/init_num.h>
   9 #include <lib/base/init.h>
  10 #include <dirent.h>
  11 #include <sys/types.h>
  12 #include <sys/stat.h>
  13 #include <unistd.h>
  14
  15 class eStaticServiceFSInformation: public iStaticServiceInformation
  16 {
  17         DECLARE_REF(eStaticServiceFSInformation);
  18 public:
  19         RESULT getName(const eServiceReference &ref, std::string &name);
  20         int getLength(const eServiceReference &ref) { return -1; }
  21 };
  22
  23 DEFINE_REF(eStaticServiceFSInformation);
  24
  25 RESULT eStaticServiceFSInformation::getName(const eServiceReference &ref, std::string &name)
  26 {
  27         name = ref.path;
  28 }
  29
  30 // eServiceFactoryFS
  31
  32 eServiceFactoryFS::eServiceFactoryFS()
  33 {
  34         ePtr<eServiceCenter> sc;
  35
  36         eServiceCenter::getPrivInstance(sc);
  37         if (sc)
  38                 sc->addServiceFactory(eServiceFactoryFS::id, this);
  39
  40         m_service_information = new eStaticServiceFSInformation();
  41 }
  42
  43 eServiceFactoryFS::~eServiceFactoryFS()
  44 {
  45         ePtr<eServiceCenter> sc;
  46
  47         eServiceCenter::getPrivInstance(sc);
  48         if (sc)
  49                 sc->removeServiceFactory(eServiceFactoryFS::id);
  50 }
  51
  52 DEFINE_REF(eServiceFactoryFS)
  53
  54         // iServiceHandler
  55 RESULT eServiceFactoryFS::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  56 {
  57         ptr=0;
  58         return -1;
  59 }
  60
  61 RESULT eServiceFactoryFS::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  62 {
  63         ptr=0;
  64         return -1;
  65 }
  66
  67 RESULT eServiceFactoryFS::list(const eServiceReference &ref, ePtr<iListableService> &ptr)
  68 {
  69         ptr = new eServiceFS(ref.path.c_str());
  70         return 0;
  71 }
  72
  73 RESULT eServiceFactoryFS::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
  74 {
  75         ptr = m_service_information;
  76         return 0;
  77 }
  78
  79 RESULT eServiceFactoryFS::offlineOperations(const eServiceReference &, ePtr<iServiceOfflineOperations> &ptr)
  80 {
  81         ptr = 0;
  82         return -1;
  83 }
  84
  85 // eServiceFS
  86
  87 DEFINE_REF(eServiceFS);
  88
  89 eServiceFS::eServiceFS(const char *path): path(path)
  90 {
  91         m_list_valid = 0;
  92 }
  93
  94 eServiceFS::~eServiceFS()
  95 {
  96 }
  97
  98 RESULT eServiceFS::getContent(std::list<eServiceReference> &list)
  99 {
 100         DIR *d=opendir(path.c_str());
 101         if (!d)
 102                 return -errno;
 103         while (dirent *e=readdir(d))
 104         {
 105                 if (!(strcmp(e->d_name, ".") && strcmp(e->d_name, "..")))
 106                         continue;
 107
 108                 std::string filename;
 109
 110                 filename = path;
 111                 filename += e->d_name;
 112
 113                 struct stat s;
 114                 if (::stat(filename.c_str(), &s) < 0)
 115                         continue;
 116
 117                 if (S_ISDIR(s.st_mode))
 118                         filename += "/";
 119
 120                 if (S_ISDIR(s.st_mode))
 121                 {
 122                         eServiceReference service(eServiceFactoryFS::id,
 123                                 eServiceReference::isDirectory|
 124                                 eServiceReference::canDescent|eServiceReference::mustDescent|
 125                                 eServiceReference::shouldSort|eServiceReference::sort1,
 126                                 filename);
 127                         service.data[0] = 1;
 128                         list.push_back(service);
 129                 } else
 130                 {
 131                                 /* FIIIIIX ME */
 132                         if (filename.substr(filename.size()-3) == ".ts")
 133                         {
 134                                 eServiceReference service(eServiceFactoryDVB::id,
 135                                         0,
 136                                         filename);
 137                                 service.data[0] = 0;
 138                                 list.push_back(service);
 139                         }
 140                 }
 141         }
 142         closedir(d);
 143         return 0;
 144 }
 145
 146 RESULT eServiceFS::getNext(eServiceReference &ptr)
 147 {
 148         if (!m_list_valid)
 149         {
 150                 m_list_valid = 1;
 151                 int res = getContent(m_list);
 152                 if (res)
 153                         return res;
 154         }
 155
 156         if (!m_list.size())
 157         {
 158                 ptr = eServiceReference();
 159                 return -ERANGE;
 160         }
 161
 162         ptr = m_list.front();
 163         m_list.pop_front();
 164         return 0;
 165 }
 166
 167 int eServiceFS::compareLessEqual(const eServiceReference &a, const eServiceReference &b)
 168 {
 169                 /* directories first */
 170         if ((a.flags & ~b.flags) & eServiceReference::isDirectory)
 171                 return 1;
 172         else if ((~a.flags & b.flags) & eServiceReference::isDirectory)
 173                 return 0;
 174                 /* sort by filename */
 175         else
 176                 return a.path < b.path;
 177 }
 178
 179 eAutoInitPtr<eServiceFactoryFS> init_eServiceFactoryFS(eAutoInitNumbers::service+1, "eServiceFactoryFS");