aboutsummaryrefslogtreecommitdiff
path: root/lib/dvb/metaparser.cpp
blob: 3e3f9a79143df6cde1b7b50f6e8af02168f35fcd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
#include <lib/dvb/metaparser.h>
#include <lib/base/eerror.h>
#include <errno.h>

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";
		
	FILE *f = fopen(filename.c_str(), "r");
	if (!f)
		return -ENOENT;

	int linecnt = 0;
	
	m_time_create = 0;
	
	while (1)
	{
		char line[1024];
		if (!fgets(line, 1024, f))
			break;
		if (*line && line[strlen(line)-1] == '\n')
			line[strlen(line)-1] = 0;

 		if (*line && line[strlen(line)-1] == '\r')
			line[strlen(line)-1] = 0;

		switch (linecnt)
		{
		case 0:
			m_ref = eServiceReferenceDVB(line);
			break;
		case 1:
			m_name = line;
			break;
		case 2:
			m_description = line;
			break;
		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;
}