char *
acceptableMimeTypes()
{
static Str types = NULL;
TextList *l;
Hash_si *mhash;
char *p;
int i;
if (types != NULL)
return types->ptr;
/* generate acceptable media types */
l = newTextList();
mhash = newHash_si(16); /* XXX */
/* pushText(l, "text"); */
putHash_si(mhash, "text", 1);
pushText(l, "image");
putHash_si(mhash, "image", 1);
for (i = 0; i < mailcap_list->nitem; i++) {
struct mailcap *mp = UserMailcap[i];
char *mt;
if (mp == NULL)
continue;
for (; mp->type; mp++) {
p = strchr(mp->type, '/');
if (p == NULL)
continue;
mt = allocStr(mp->type, p - mp->type);
if (getHash_si(mhash, mt, 0) == 0) {
pushText(l, mt);
putHash_si(mhash, mt, 1);
}
}
}
types = Strnew();
Strcat_charp(types, "text/html, text/*;q=0.5");
while ((p = popText(l)) != NULL) {
Strcat_charp(types, ", ");
Strcat_charp(types, p);
Strcat_charp(types, "/*");
}
return types->ptr;
}
int
gethtmlcmd(char **s)
{
extern Hash_si tagtable;
char cmdstr[MAX_CMD_LEN];
char *p = cmdstr;
char *save = *s;
int cmd;
(*s)++;
/* first character */
if (IS_ALNUM(**s) || **s == '_' || **s == '/') {
*(p++) = TOLOWER(**s);
(*s)++;
}
else
return HTML_UNKNOWN;
if (p[-1] == '/')
SKIP_BLANKS(*s);
while ((IS_ALNUM(**s) || **s == '_') && p - cmdstr < MAX_CMD_LEN) {
*(p++) = TOLOWER(**s);
(*s)++;
}
if (p - cmdstr == MAX_CMD_LEN) {
/* buffer overflow: perhaps caused by bad HTML source */
*s = save + 1;
return HTML_UNKNOWN;
}
*p = '\0';
/* hash search */
cmd = getHash_si(&tagtable, cmdstr, HTML_UNKNOWN);
while (**s && **s != '>')
(*s)++;
if (**s == '>')
(*s)++;
return cmd;
}