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html stripping and string length limits

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This commit is contained in:
Fish 2006-07-12 11:47:00 +00:00
parent fe1e2693b8
commit eb55e76836
1 changed files with 107 additions and 1 deletions
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108
feed.c
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@ -30,6 +30,8 @@ static int feed_cmd_add( const CmdParams *cmdparams );
static int feed_cmd_del( const CmdParams *cmdparams );
static int feed_set_exclusions_cb( const CmdParams *cmdparams, SET_REASON reason );
static void FeedDownLoadHandler(void *ptr, int status, char *data, int datasize);
char *trim (char *tmp);
Bot *feed_bot;
typedef struct feeddata {
mrss_t *mrss;
@ -96,6 +98,110 @@ ModuleEvent module_events[] =
NS_EVENT_END()
};
static int
html_trim_check (char *tmp)
{
int i = 0;
while (*tmp)
{
if (*tmp == '>')
return i;
tmp++;
i++;
}
return 0;
}
char *
html_trim (char *tmp)
{
int i, j, l, len;
char *ret;
tmp = trim (tmp);
len = strlen (tmp);
ret = malloc (sizeof (char) * (len + 1));
for (i = j = 0; i < len; i++)
{
if (tmp[i] != '<' || !(l = html_trim_check (tmp + i)))
ret[j++] = tmp[i];
else
i += l;
}
ret[j] = 0;
free (tmp);
return ret;
}
char *
trim (char *tmp)
{
int i = 0;
int len, j;
char *ret;
int q, ok = 0;
while (tmp[i] == ' ' || tmp[i] == '\t' || tmp[i] == '\r' || tmp[i] == '\n')
tmp++;
i = strlen (tmp);
i--;
while (tmp[i] == ' ' || tmp[i] == '\t' || tmp[i] == '\r' || tmp[i] == '\n')
i--;
tmp[i + 1] = 0;
len = strlen (tmp);
if (len > 400)
{
ok = 1;
len = 400;
}
ret = malloc (sizeof (char) * (len + 1 + (ok ? 3 : 0)));
for (i = j = q = 0; i < len; i++)
{
if (tmp[i] == '\t' || tmp[i] == ' ' || tmp[i] == '\v' || tmp[i] == '\r'
|| tmp[i] == '\n')
{
if (!q)
{
q = 1;
ret[j++] = ' ';
}
}
else
{
q = 0;
ret[j++] = tmp[i];
}
}
if (ok)
{
ret[j++] = '.';
ret[j++] = '.';
ret[j++] = '.';
}
ret[j++] = 0;
tmp = strdup (ret);
free (ret);
return tmp;
}
/** @brief feed_cmd_list
@ -288,7 +394,7 @@ static void CheckFeed(feeddata *ptr) {
{
irc_chanprivmsg(feed_bot, ptr->channel,"title: %s", item->title);
irc_chanprivmsg(feed_bot, ptr->channel,"link: %s", item->link);
irc_chanprivmsg(feed_bot, ptr->channel,"description: %s", item->description);
irc_chanprivmsg(feed_bot, ptr->channel,"description: %s", html_trim(item->description));
irc_chanprivmsg(feed_bot, ptr->channel,"author: %s", item->author);
irc_chanprivmsg(feed_bot, ptr->channel,"comments: %s", item->comments);
irc_chanprivmsg(feed_bot, ptr->channel,"pubDate: %s", item->pubDate);