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Implemented SVDRP command for plugins

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This commit is contained in:
Klaus Schmidinger
2005-08-27 16:42:28 +02:00
parent 110c64f56d
commit 6445b9a086
15 changed files with 785 additions and 54 deletions
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157
svdrp.c
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@@ -10,7 +10,7 @@
* and interact with the Video Disk Recorder - or write a full featured
* graphical interface that sits on top of an SVDRP connection.
*
* $Id: svdrp.c 1.74 2005/08/07 14:20:41 kls Exp $
* $Id: svdrp.c 1.75 2005/08/27 16:18:32 kls Exp $
*/
#include "svdrp.h"
@@ -32,6 +32,7 @@
#include "eitscan.h"
#include "keys.h"
#include "menu.h"
#include "plugin.h"
#include "remote.h"
#include "timers.h"
#include "tools.h"
@@ -253,6 +254,12 @@ const char *HelpPages[] = {
" zero, this means that the timer is currently recording and has started\n"
" at the given time. The first value in the resulting line is the number\n"
" of the timer.",
"PLUG <name> [ <command> [ <options> ]]\n"
" Send a command to a plugin.\n"
" The PLUG command without any parameters lists all plugins.\n"
" If only a name is given, all commands known to that plugin are listed.\n"
" If a command is given (optionally followed by parameters), that command\n"
" is sent to the plugin, and the result will be displayed.",
"PUTE\n"
" Put data into the EPG list. The data entered has to strictly follow the\n"
" format defined in vdr(5) for the 'epg.data' file. A '.' on a line\n"
@@ -294,6 +301,8 @@ const char *HelpPages[] = {
504 Command parameter not implemented
550 Requested action not taken
554 Transaction failed
900 Default plugin reply code
901..999 Plugin specific reply codes
*/
@@ -315,15 +324,16 @@ const char *GetHelpTopic(const char *HelpPage)
return NULL;
}
const char *GetHelpPage(const char *Cmd)
const char *GetHelpPage(const char *Cmd, const char **p)
{
const char **p = HelpPages;
while (*p) {
const char *t = GetHelpTopic(*p);
if (strcasecmp(Cmd, t) == 0)
return *p;
p++;
}
if (p) {
while (*p) {
const char *t = GetHelpTopic(*p);
if (strcasecmp(Cmd, t) == 0)
return *p;
p++;
}
}
return NULL;
}
@@ -376,14 +386,14 @@ void cSVDRP::Reply(int Code, const char *fmt, ...)
va_start(ap, fmt);
char *buffer;
vasprintf(&buffer, fmt, ap);
char *nl = strchr(buffer, '\n');
if (Code > 0 && nl && *(nl + 1)) // trailing newlines don't count!
Code = -Code;
char number[16];
sprintf(number, "%03d%c", abs(Code), Code < 0 ? '-' : ' ');
const char *s = buffer;
while (s && *s) {
const char *n = strchr(s, '\n');
char cont = ' ';
if (Code < 0 || n && *(n + 1)) // trailing newlines don't count!
cont = '-';
char number[16];
sprintf(number, "%03d%c", abs(Code), cont);
if (!(Send(number) && Send(s, n ? n - s : -1) && Send("\r\n"))) {
Close();
break;
@@ -400,6 +410,32 @@ void cSVDRP::Reply(int Code, const char *fmt, ...)
}
}
void cSVDRP::PrintHelpTopics(const char **hp)
{
int NumPages = 0;
if (hp) {
while (*hp) {
NumPages++;
hp++;
}
hp -= NumPages;
}
const int TopicsPerLine = 5;
int x = 0;
for (int y = 0; (y * TopicsPerLine + x) < NumPages; y++) {
char buffer[TopicsPerLine * MAXHELPTOPIC + 5];
char *q = buffer;
q += sprintf(q, " ");
for (x = 0; x < TopicsPerLine && (y * TopicsPerLine + x) < NumPages; x++) {
const char *topic = GetHelpTopic(hp[(y * TopicsPerLine + x)]);
if (topic)
q += sprintf(q, "%*s", -MAXHELPTOPIC, topic);
}
x = 0;
Reply(-214, buffer);
}
}
void cSVDRP::CmdCHAN(const char *Option)
{
if (*Option) {
@@ -626,7 +662,7 @@ void cSVDRP::CmdGRAB(const char *Option)
void cSVDRP::CmdHELP(const char *Option)
{
if (*Option) {
const char *hp = GetHelpPage(Option);
const char *hp = GetHelpPage(Option, HelpPages);
if (hp)
Reply(214, hp);
else {
@@ -637,24 +673,13 @@ void cSVDRP::CmdHELP(const char *Option)
else {
Reply(-214, "This is VDR version %s", VDRVERSION);
Reply(-214, "Topics:");
const char **hp = HelpPages;
int NumPages = 0;
while (*hp) {
NumPages++;
hp++;
}
const int TopicsPerLine = 5;
int x = 0;
for (int y = 0; (y * TopicsPerLine + x) < NumPages; y++) {
char buffer[TopicsPerLine * (MAXHELPTOPIC + 5)];
char *q = buffer;
for (x = 0; x < TopicsPerLine && (y * TopicsPerLine + x) < NumPages; x++) {
const char *topic = GetHelpTopic(HelpPages[(y * TopicsPerLine + x)]);
if (topic)
q += sprintf(q, " %s", topic);
}
x = 0;
Reply(-214, buffer);
PrintHelpTopics(HelpPages);
cPlugin *plugin;
for (int i = 0; (plugin = cPluginManager::GetPlugin(i)) != NULL; i++) {
const char **hp = plugin->SVDRPHelpPages();
if (hp)
Reply(-214, "Plugin %s v%s - %s", plugin->Name(), plugin->Version(), plugin->Description());
PrintHelpTopics(hp);
}
Reply(-214, "To report bugs in the implementation send email to");
Reply(-214, " vdr-bugs@cadsoft.de");
@@ -1042,6 +1067,71 @@ void cSVDRP::CmdNEXT(const char *Option)
Reply(550, "No active timers");
}
void cSVDRP::CmdPLUG(const char *Option)
{
if (*Option) {
char *opt = strdup(Option);
char *name = skipspace(opt);
char *option = name;
while (*option && !isspace(*option))
option++;
char c = *option;
*option = 0;
cPlugin *plugin = cPluginManager::GetPlugin(name);
if (plugin) {
if (c)
option = skipspace(++option);
char *cmd = option;
while (*option && !isspace(*option))
option++;
if (*option) {
*option++ = 0;
option = skipspace(option);
}
if (!*cmd || strcasecmp(cmd, "HELP") == 0) {
if (*cmd && *option) {
const char *hp = GetHelpPage(option, plugin->SVDRPHelpPages());
if (hp) {
Reply(-214, hp);
Reply(214, "End of HELP info");
}
else
Reply(504, "HELP topic \"%s\" for plugin \"%s\" unknown", option, plugin->Name());
}
else {
Reply(-214, "Plugin %s v%s - %s", plugin->Name(), plugin->Version(), plugin->Description());
const char **hp = plugin->SVDRPHelpPages();
if (hp) {
Reply(-214, "SVDRP commands:");
PrintHelpTopics(hp);
Reply(214, "End of HELP info");
}
else
Reply(214, "This plugin has no SVDRP commands");
}
}
else {
int ReplyCode = 900;
cString s = plugin->SVDRPCommand(cmd, option, ReplyCode);
if (s)
Reply(abs(ReplyCode), *s);
else
Reply(500, "Command unrecognized: \"%s\"", cmd);
}
}
else
Reply(550, "Plugin \"%s\" not found (use PLUG for a list of plugins)", name);
free(opt);
}
else {
Reply(-214, "Available plugins:");
cPlugin *plugin;
for (int i = 0; (plugin = cPluginManager::GetPlugin(i)) != NULL; i++)
Reply(-214, "%s v%s - %s", plugin->Name(), plugin->Version(), plugin->Description());
Reply(214, "End of plugin list");
}
}
void cSVDRP::CmdPUTE(const char *Option)
{
delete PUTEhandler;
@@ -1167,6 +1257,7 @@ void cSVDRP::Execute(char *Cmd)
else if (CMD("NEWC")) CmdNEWC(s);
else if (CMD("NEWT")) CmdNEWT(s);
else if (CMD("NEXT")) CmdNEXT(s);
else if (CMD("PLUG")) CmdPLUG(s);
else if (CMD("PUTE")) CmdPUTE(s);
else if (CMD("SCAN")) CmdSCAN(s);
else if (CMD("STAT")) CmdSTAT(s);