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/*
* epghandler.c: EpgHandler
*
* See the README file for copyright information and how to reach the author.
*
*/
#include "epghandler.h"
#include "config.h"
#include "charset.h"
#include "regexp.h"
#include <vdr/tools.h>
#include <string.h>
void cEpgfixerEpgHandler::FixOriginalEpgBugs(cEvent *event)
{
if (isempty(event->Title())) {
// we don't want any "(null)" titles
event->SetTitle("No title");
}
// Some TV stations apparently have their own idea about how to fill in the
// EPG data. Let's fix their bugs as good as we can:
// Some channels put the ShortText in quotes and use either the ShortText
// or the Description field, depending on how long the string is:
//
// Title
// "ShortText". Description
//
if (EpgfixerSetup.quotedshorttext && (event->ShortText() == NULL) != (event->Description() == NULL)) {
char *p = event->ShortText() ? strdup(event->ShortText()) : strdup(event->Description());
if (*p == '"') {
const char *delim = "\".";
char *e = strstr(p + 1, delim);
if (e) {
*e = 0;
char *s = strdup(p + 1);
char *d = strdup(e + strlen(delim));
event->SetShortText(s);
event->SetDescription(d);
}
}
free(p);
}
// Some channels put the Description into the ShortText (preceded
// by a blank) if there is no actual ShortText and the Description
// is short enough:
//
// Title
// Description
//
if (EpgfixerSetup.blankbeforedescription && event->ShortText() && !event->Description()) {
if (*event->ShortText() == ' ') {
char *shortText = strdup(event->ShortText());
memmove(shortText, shortText + 1, strlen(shortText));
event->SetDescription(shortText);
event->SetShortText(NULL);
free(shortText);
}
}
// Sometimes they repeat the Title in the ShortText:
//
// Title
// Title
//
if (EpgfixerSetup.repeatedtitle && event->ShortText() && strcmp(event->Title(), event->ShortText()) == 0) {
event->SetShortText(NULL);
}
// Some channels put the ShortText between double quotes, which is nothing
// but annoying (some even put a '.' after the closing '"'):
//
// Title
// "ShortText"[.]
//
if (EpgfixerSetup.doublequotedshorttext && event->ShortText() && *event->ShortText() == '"') {
char *shortText = strdup(event->ShortText());
int l = strlen(shortText);
if (l > 2 && (shortText[l - 1] == '"' || (shortText[l - 1] == '.' && shortText[l - 2] == '"'))) {
memmove(shortText, shortText + 1, l);
char *p = strrchr(shortText, '"');
if (p)
*p = 0;
}
event->SetShortText(shortText);
free(shortText);
}
// Some channels apparently try to do some formatting in the texts,
// which is a bad idea because they have no way of knowing the width
// of the window that will actually display the text.
// Remove excess whitespace:
if (EpgfixerSetup.removeformatting) {
char *temp;
temp = strdup(event->Title());
event->SetTitle(compactspace(temp));
free(temp);
if (event->ShortText()) {
temp = strdup(event->ShortText());
event->SetShortText(compactspace(temp));
free(temp);
}
if (event->Description()) {
temp = strdup(event->Description());
event->SetDescription(compactspace(temp));
free(temp);
}
}
#define MAX_USEFUL_EPISODE_LENGTH 40
// Some channels put a whole lot of information in the ShortText and leave
// the Description totally empty. So if the ShortText length exceeds
// MAX_USEFUL_EPISODE_LENGTH, let's put this into the Description
// instead:
if (EpgfixerSetup.longshorttext && !isempty(event->ShortText()) && isempty(event->Description())) {
if (strlen(event->ShortText()) > MAX_USEFUL_EPISODE_LENGTH) {
event->SetDescription(event->ShortText());
event->SetShortText(NULL);
}
}
// Some channels put the same information into ShortText and Description.
// In that case we delete one of them:
if (EpgfixerSetup.equalshorttextanddescription && event->ShortText() && event->Description() && strcmp(event->ShortText(), event->Description()) == 0) {
if (strlen(event->ShortText()) > MAX_USEFUL_EPISODE_LENGTH)
event->SetShortText(NULL);
else
event->SetDescription(NULL);
}
// Some channels use the ` ("backtick") character, where a ' (single quote)
// would be normally used. Actually, "backticks" in normal text don't make
// much sense, so let's replace them:
if (EpgfixerSetup.nobackticks) {
char *temp;
temp = strdup(event->Title());
event->SetTitle(strreplace(temp, '`', '\''));
free(temp);
if (event->ShortText()) {
temp = strdup(event->ShortText());
event->SetShortText(strreplace(temp, '`', '\''));
free(temp);
}
if (event->Description()) {
temp = strdup(event->Description());
event->SetDescription(strreplace(temp, '`', '\''));
free(temp);
}
}
// The stream components have a "description" field which some channels
// apparently have no idea of how to set correctly:
const cComponents *components = event->Components();
if (EpgfixerSetup.components && components) {
for (int i = 0; i < components->NumComponents(); ++i) {
tComponent *p = components->Component(i);
switch (p->stream) {
case 0x01: { // video
if (p->description) {
if (strcasecmp(p->description, "Video") == 0 ||
strcasecmp(p->description, "Bildformat") == 0) {
// Yes, we know it's video - that's what the 'stream' code
// is for! But _which_ video is it?
free(p->description);
p->description = NULL;
}
}
if (!p->description) {
switch (p->type) {
case 0x01:
case 0x05: p->description = strdup("4:3"); break;
case 0x02:
case 0x03:
case 0x06:
case 0x07: p->description = strdup("16:9"); break;
case 0x04:
case 0x08: p->description = strdup(">16:9"); break;
case 0x09:
case 0x0D: p->description = strdup("HD 4:3"); break;
case 0x0A:
case 0x0B:
case 0x0E:
case 0x0F: p->description = strdup("HD 16:9"); break;
case 0x0C:
case 0x10: p->description = strdup("HD >16:9"); break;
default: ;
}
}
}
break;
case 0x02: { // audio
if (p->description) {
if (strcasecmp(p->description, "Audio") == 0) {
// Yes, we know it's audio - that's what the 'stream' code
// is for! But _which_ audio is it?
free(p->description);
p->description = NULL;
}
}
if (!p->description) {
switch (p->type) {
case 0x05: p->description = strdup("Dolby Digital"); break;
default: ; // all others will just display the language
}
}
}
break;
default: ;
}
}
}
// VDR can't usefully handle newline characters in the title, shortText or component description of EPG
// data, so let's always convert them to blanks (independent of the setting of EPGBugfixLevel):
char *temp = strdup(event->Title());
event->SetTitle(strreplace(temp, '\n', ' '));
free(temp);
if (event->ShortText()) {
temp = strdup(event->ShortText());
event->SetShortText(strreplace(temp, '\n', ' '));
free(temp);
}
if (components) {
for (int i = 0; i < components->NumComponents(); ++i) {
tComponent *p = components->Component(i);
if (p->description)
strreplace(p->description, '\n', ' ');
}
}
}
bool cEpgfixerEpgHandler::FixBugs(cEvent *Event)
{
return EpgfixerRegexps.Apply(Event);
}
bool cEpgfixerEpgHandler::FixCharSets(cEvent *Event)
{
return EpgfixerCharSets.Apply(Event);
}
void cEpgfixerEpgHandler::StripHTML(cEvent *Event)
{
if (EpgfixerSetup.striphtml) {
char *tmpstring = NULL;
tmpstring = Event->Title() ? strdup(Event->Title()) : NULL;
Event->SetTitle(striphtml(tmpstring));
FREE(tmpstring);
tmpstring = Event->ShortText() ? strdup(Event->ShortText()) : NULL;
Event->SetShortText(striphtml(tmpstring));
FREE(tmpstring);
tmpstring = Event->Description() ? strdup(Event->Description()) : NULL;
Event->SetDescription(striphtml(tmpstring));
FREE(tmpstring);
}
}
bool cEpgfixerEpgHandler::FixEpgBugs(cEvent *Event)
{
FixOriginalEpgBugs(Event);
FixCharSets(Event);
StripHTML(Event);
FixBugs(Event);
return false;
}
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