[pvr] added TriggerEpgUpdate to the PVR interface, so an add-on can force an EPG update for a channel

5 files changed, 52 insertions, 0 deletions

diff --git a/addons/library.xbmc.pvr/libXBMC_pvr.h b/addons/library.xbmc.pvr/libXBMC_pvr.h
index 8b8e7d3c6f..868328feb0 100644
--- a/addons/library.xbmc.pvr/libXBMC_pvr.h
+++ b/addons/library.xbmc.pvr/libXBMC_pvr.h
@@ -117,6 +117,10 @@ public:
       dlsym(m_libXBMC_pvr, "PVR_trigger_channel_groups_update");
     if (PVR_trigger_channel_groups_update == NULL) { fprintf(stderr, "Unable to assign function %s\n", dlerror()); return false; }
 
+    PVR_trigger_epg_update = (void (*)(void* HANDLE, void* CB, unsigned int iChannelUid))
+      dlsym(m_libXBMC_pvr, "PVR_trigger_epg_update");
+    if (PVR_trigger_epg_update == NULL) { fprintf(stderr, "Unable to assign function %s\n", dlerror()); return false; }
+
     PVR_transfer_channel_group  = (void (*)(void* HANDLE, void* CB, const ADDON_HANDLE handle, const PVR_CHANNEL_GROUP *group))
       dlsym(m_libXBMC_pvr, "PVR_transfer_channel_group");
     if (PVR_transfer_channel_group == NULL) { fprintf(stderr, "Unable to assign function %s\n", dlerror()); return false; }
@@ -184,6 +188,11 @@ public:
     return PVR_trigger_channel_update(m_Handle, m_Callbacks);
   }
 
+  void TriggerEpgUpdate(unsigned int iChannelUid)
+  {
+    return PVR_trigger_epg_update(m_Handle, m_Callbacks, iChannelUid);
+  }
+
   void TriggerChannelGroupsUpdate()
   {
     return PVR_trigger_channel_groups_update(m_Handle, m_Callbacks);
@@ -224,6 +233,7 @@ protected:
   void (*PVR_trigger_channel_groups_update)(void* HANDLE, void* CB);
   void (*PVR_trigger_timer_update)(void* HANDLE, void* CB);
   void (*PVR_trigger_recording_update)(void* HANDLE, void* CB);
+  void (*PVR_trigger_epg_update)(void* HANDLE, void* CB, unsigned int iChannelUid);
   void (*PVR_transfer_channel_group)(void* HANDLE, void* CB, const ADDON_HANDLE handle, const PVR_CHANNEL_GROUP *group);
   void (*PVR_transfer_channel_group_member)(void* HANDLE, void* CB, const ADDON_HANDLE handle, const PVR_CHANNEL_GROUP_MEMBER *member);
 #ifdef USE_DEMUX
diff --git a/lib/addons/library.xbmc.pvr/libXBMC_pvr.cpp b/lib/addons/library.xbmc.pvr/libXBMC_pvr.cpp
index 3c2db2f998..10f0056aac 100644
--- a/lib/addons/library.xbmc.pvr/libXBMC_pvr.cpp
+++ b/lib/addons/library.xbmc.pvr/libXBMC_pvr.cpp
@@ -141,6 +141,14 @@ DLLEXPORT void PVR_trigger_recording_update(void *hdl, void* cb)
   ((CB_PVRLib*)cb)->TriggerRecordingUpdate(((AddonCB*)hdl)->addonData);
 }
 
+DLLEXPORT void PVR_trigger_epg_update(void* hdl, void* cb, unsigned int iChannelUid)
+{
+  if (cb == NULL)
+    return;
+
+  ((CB_PVRLib*)cb)->TriggerEpgUpdate(((AddonCB*)hdl)->addonData, iChannelUid);
+}
+
 DLLEXPORT void PVR_free_demux_packet(void *hdl, void* cb, DemuxPacket* pPacket)
 {
   if (cb == NULL)
diff --git a/xbmc/addons/AddonCallbacks.h b/xbmc/addons/AddonCallbacks.h
index 29363a5a53..a5e1b819da 100644
--- a/xbmc/addons/AddonCallbacks.h
+++ b/xbmc/addons/AddonCallbacks.h
@@ -223,6 +223,7 @@ typedef void (*PVRTriggerChannelUpdate)(void *addonData);
 typedef void (*PVRTriggerTimerUpdate)(void *addonData);
 typedef void (*PVRTriggerRecordingUpdate)(void *addonData);
 typedef void (*PVRTriggerChannelGroupsUpdate)(void *addonData);
+typedef void (*PVRTriggerEpgUpdate)(void *addonData, unsigned int iChannelUid);
 
 typedef void (*PVRTransferChannelGroup)(void *addonData, const ADDON_HANDLE handle, const PVR_CHANNEL_GROUP *group);
 typedef void (*PVRTransferChannelGroupMember)(void *addonData, const ADDON_HANDLE handle, const PVR_CHANNEL_GROUP_MEMBER *member);
@@ -242,6 +243,7 @@ typedef struct CB_PVRLib
   PVRTriggerTimerUpdate         TriggerTimerUpdate;
   PVRTriggerRecordingUpdate     TriggerRecordingUpdate;
   PVRTriggerChannelGroupsUpdate TriggerChannelGroupsUpdate;
+  PVRTriggerEpgUpdate           TriggerEpgUpdate;
   PVRFreeDemuxPacket            FreeDemuxPacket;
   PVRAllocateDemuxPacket        AllocateDemuxPacket;
   PVRTransferChannelGroup       TransferChannelGroup;
diff --git a/xbmc/addons/AddonCallbacksPVR.cpp b/xbmc/addons/AddonCallbacksPVR.cpp
index c78f52cffc..6aad7bfde5 100644
--- a/xbmc/addons/AddonCallbacksPVR.cpp
+++ b/xbmc/addons/AddonCallbacksPVR.cpp
@@ -55,6 +55,7 @@ CAddonCallbacksPVR::CAddonCallbacksPVR(CAddon* addon)
   m_callbacks->TriggerChannelGroupsUpdate = PVRTriggerChannelGroupsUpdate;
   m_callbacks->TriggerTimerUpdate         = PVRTriggerTimerUpdate;
   m_callbacks->TriggerRecordingUpdate     = PVRTriggerRecordingUpdate;
+  m_callbacks->TriggerEpgUpdate           = PVRTriggerEpgUpdate;
   m_callbacks->FreeDemuxPacket            = PVRFreeDemuxPacket;
   m_callbacks->AllocateDemuxPacket        = PVRAllocateDemuxPacket;
   m_callbacks->TransferChannelGroup       = PVRTransferChannelGroup;
@@ -295,6 +296,30 @@ void CAddonCallbacksPVR::PVRTriggerChannelGroupsUpdate(void *addonData)
   g_PVRManager.TriggerChannelGroupsUpdate();
 }
 
+void CAddonCallbacksPVR::PVRTriggerEpgUpdate(void *addonData, unsigned int iChannelUid)
+{
+  // get the client
+  CPVRClient *client = GetPVRClient(addonData);
+  if (!client)
+  {
+    CLog::Log(LOGERROR, "PVR - %s - invalid handler data", __FUNCTION__);
+    return;
+  }
+
+  // get the channel
+  CPVRChannelPtr channel = g_PVRChannelGroups->GetByUniqueID(iChannelUid, client->GetID());
+  CEpg* epg(NULL);
+  // get the EPG for the channel
+  if (!channel || (epg = channel->GetEPG()) == NULL)
+  {
+    CLog::Log(LOGERROR, "PVR - %s - invalid channel or channel doesn't have an EPG", __FUNCTION__);
+    return;
+  }
+
+  // force an update
+  epg->ForceUpdate();
+}
+
 void CAddonCallbacksPVR::PVRFreeDemuxPacket(void *addonData, DemuxPacket* pPacket)
 {
   CDVDDemuxUtils::FreeDemuxPacket(pPacket);
diff --git a/xbmc/addons/AddonCallbacksPVR.h b/xbmc/addons/AddonCallbacksPVR.h
index e2ee7bec13..0a4171d9b0 100644
--- a/xbmc/addons/AddonCallbacksPVR.h
+++ b/xbmc/addons/AddonCallbacksPVR.h
@@ -135,6 +135,13 @@ public:
   static void PVRTriggerChannelGroupsUpdate(void *addonData);
 
   /*!
+   * @brief Schedule an EPG update for the given channel channel
+   * @param addonData A pointer to the add-on
+   * @param iChannelUid The channel to update the EPG for
+   */
+  static void PVRTriggerEpgUpdate(void *addonData, unsigned int iChannelUid);
+
+  /*!
    * @brief Free an allocated demux packet.
    * @param addonData A pointer to the add-on.
    * @param pPacket The packet to free.