refuse to write metadata when no real metadata is available
[enigma2.git] / lib / dvb / metaparser.cpp
index 67eb3d4..3e3f9a7 100644 (file)
@@ -1,7 +1,24 @@
 #include <lib/dvb/metaparser.h>
+#include <lib/base/eerror.h>
 #include <errno.h>
 
-int eDVBMetaParser::parseFile(const std::string &tsname)
+eDVBMetaParser::eDVBMetaParser()
+{
+       m_time_create = 0;
+       m_data_ok = 0;
+}
+
+int eDVBMetaParser::parseFile(const std::string &basename)
+{
+               /* first, try parsing the .meta file */
+       if (!parseMeta(basename))
+               return 0;
+       
+               /* otherwise, use recordings.epl */
+       return parseRecordings(basename);
+}
+
+int eDVBMetaParser::parseMeta(const std::string &tsname)
 {
                /* if it's a PVR channel, recover service id. */
        std::string filename = tsname + ".meta";
@@ -28,7 +45,7 @@ int eDVBMetaParser::parseFile(const std::string &tsname)
                switch (linecnt)
                {
                case 0:
-                       m_ref = (const eServiceReferenceDVB&)eServiceReference(line);
+                       m_ref = eServiceReferenceDVB(line);
                        break;
                case 1:
                        m_name = line;
@@ -39,11 +56,83 @@ int eDVBMetaParser::parseFile(const std::string &tsname)
                case 3:
                        m_time_create = atoi(line);
                        break;
+               case 4:
+                       m_tags = line;
+                       break;
                default:
                        break;
                }
                ++linecnt;
        }
        fclose(f);
+       m_data_ok = 1;
+       return 0;
+}
+
+int eDVBMetaParser::parseRecordings(const std::string &filename)
+{
+       std::string::size_type slash = filename.rfind('/');
+       if (slash == std::string::npos)
+               return -1;
+       
+       std::string recordings = filename.substr(0, slash) + "/recordings.epl";
+       
+       FILE *f = fopen(recordings.c_str(), "r");
+       if (!f)
+       {
+//             eDebug("no recordings.epl found: %s: %m", recordings.c_str());
+               return -1;
+       }
+       
+       std::string description;
+       eServiceReferenceDVB ref;
+       
+//     eDebug("parsing recordings.epl..");
+       
+       while (1)
+       {
+               char line[1024];
+               if (!fgets(line, 1024, f))
+                       break;
+               
+               if (strlen(line))
+                       line[strlen(line)-1] = 0;
+               
+               if (strlen(line) && line[strlen(line)-1] == '\r')
+                       line[strlen(line)-1] = 0;
+               
+               if (!strncmp(line, "#SERVICE: ", 10))
+                       ref = eServiceReferenceDVB(line + 10);
+               if (!strncmp(line, "#DESCRIPTION: ", 14))
+                       description = line + 14;
+
+               if ((line[0] == '/') && (ref.path == filename))
+               {
+//                     eDebug("hit! ref %s descr %s", m_ref.toString().c_str(), m_name.c_str());
+                       m_ref = ref;
+                       m_name = description;
+                       m_description = "";
+                       m_time_create = 0;
+                       
+                       m_data_ok = 1;
+                       fclose(f);
+                       return 0;
+               }
+       }
+       fclose(f);
+       return -1;
+}
+
+int eDVBMetaParser::updateMeta(const std::string &tsname)
+{
+       if (!m_data_ok) 
+               return -1;
+       std::string filename = tsname + ".meta";
+
+       FILE *f = fopen(filename.c_str(), "w");
+       if (!f)
+               return -ENOENT;
+       fprintf(f, "%s\n%s\n%s\n%d\n%s\n", m_ref.toString().c_str(), m_name.c_str(), m_description.c_str(), m_time_create, m_tags.c_str());
+       fclose(f);
        return 0;
 }