url
tail (url u) {
if (is_concat (u)) {
if (is_root_web (u[1]) && is_atomic (u[2])) return url_here ();
return tail (u[2]);
}
if (is_or (u)) return tail (u[1]) | tail (u[2]);
if (is_root (u)) return url_here ();
return u;
}
url
unroot (url u) {
if (is_concat (u)) return unroot (u[1]) * u[2];
if (is_or (u)) return unroot (u[1]) | unroot (u[2]);
if (is_root (u)) return url_here ();
return u;
}
void
reset_pfb_path () {
string pfb= get_setting ("PFB");
the_pfb_path=
url_here () |
search_sub_dirs ("$TEXMACS_HOME_PATH/fonts/type1") |
search_sub_dirs ("$TEXMACS_PATH/fonts/type1") |
"$TEX_PFB_PATH" |
(pfb == ""? url_none (): url_system (pfb));
the_pfb_path= expand (factor (the_pfb_path));
}
bool
is_recursively_up_to_date (url dir) {
if (!is_up_to_date (dir)) return false;
bool error_flag;
array<string> a= read_directory (dir, error_flag);
for (int i=0; i<N(a); i++)
if (url (a[i]) != url_here () && url (a[i]) != url_parent ())
if (is_directory (dir * a[i]))
if (!is_recursively_up_to_date (dir * a[i]))
return false;
return true;
}
properties
tmfs_list_heads_inside (url u, string prj) {
strings files= as_strings (tmfs_get_project_files (prj));
properties r;
for (int i=0; i<N(files); i++) {
string id= files[i];
collection pl= tmfs_query (seq ("mirror", id, prj, "?delta"), "?delta");
if (N(pl) > 0) {
url v= first (pl);
if (u == url_here () || descends (v, u))
r << seq (as_string (v), id);
}
}
merge_sort (r);
return r;
}
void
reset_pk_path (bool rehash) { (void) rehash;
// if (rehash && (get_setting ("TEXHASH") == "true")) system ("texhash");
string pk= get_setting ("PK");
the_pk_path=
url_here () |
search_sub_dirs ("$TEXMACS_HOME_PATH/fonts/pk") |
search_sub_dirs ("$TEXMACS_PATH/fonts/pk") |
"$TEX_PK_PATH" |
(pk == ""? url_none (): pk);
if ((get_setting ("MAKEPK") != "false") ||
(get_setting ("TEXHASH") == "true"))
if (get_setting ("KPSEWHICH") != "true")
the_pk_path= the_pk_path | get_kpsepath ("pk");
the_pk_path= expand (factor (the_pk_path));
}
void
reset_tfm_path (bool rehash) { (void) rehash;
// if (rehash && (get_setting ("TEXHASH") == "true")) system ("texhash");
string tfm= get_setting ("TFM");
the_tfm_path=
url_here () |
search_sub_dirs ("$TEXMACS_HOME_PATH/fonts/tfm") |
search_sub_dirs ("$TEXMACS_PATH/fonts/tfm") |
"$TEX_TFM_PATH" |
(tfm == ""? url_none (): tfm);
if ((get_setting ("MAKETFM") != "false") ||
(get_setting ("TEXHASH") == "true"))
if (get_setting ("KPSEWHICH") != "true")
the_tfm_path= the_tfm_path | get_kpsepath ("tfm");
the_tfm_path= expand (factor (the_tfm_path));
}
url
operator * (url u1, url u2) {
//cout << "concat " << u1->t << " * " << u2->t << "\n";
if (is_root (u2) || (is_concat (u2) && is_root (u2[1]))) {
if (is_concat (u1) && is_root_web (u1[1])) {
if (is_root (u2, "default") ||
(is_concat (u2) && is_root (u2[1], "default")))
{
url v= u1[2];
while (is_concat (v)) v= v[1];
if (is_root (u2)) return u1[1] * v;
return u1[1] * v * u2[2];
}
if (is_root (u2, "blank") ||
(is_concat (u2) && is_root (u2[1], "blank")))
return reroot (u2, u1[1][1]->t->label);
}
return u2;
}
if (is_here (u1) || (u1->t == "")) return u2;
if (is_here (u2)) return u1;
if (is_none (u1)) return url_none ();
if (is_none (u2)) return url_none ();
if (u2 == url_parent ()) {
if (is_root (u1)) return u1;
if (is_pseudo_atomic (u1) && (!is_parent (u1))) return url_here ();
if (is_semi_root (u1)) return u1;
}
if (is_concat (u2) && (u2[1] == url_parent ())) {
if (is_root (u1)) return u1 * u2[2];
if (is_pseudo_atomic (u1) && (!is_parent (u1))) return u2[2];
if (is_semi_root (u1)) return u1 * u2[2];
}
if (is_concat (u1)) return u1[1] * (u1[2] * u2);
return as_url (tuple ("concat", u1->t, u2->t));
}
url
complete (url base, url u, string filter, bool flag) {
// cout << "complete " << base << " |||| " << u << LF;
if (!is_rooted(u)) {
if (is_none (base)) return base;
if (is_none (u)) return u;
if ((!is_root (base)) && (!is_rooted_name (base))) {
failed_error << "base= " << base << LF;
FAILED ("invalid base url");
}
}
if (is_name (u) || (is_concat (u) && is_root (u[1]) && is_name (u[2]))) {
url comp= base * u;
if (is_rooted (comp, "default") || is_rooted (comp, "file")) {
if (is_of_type (comp, filter)) return reroot (u, "default");
return url_none ();
}
if (is_rooted_web (comp) || is_rooted_tmfs (comp) || is_ramdisc (comp)) {
if (is_of_type (comp, filter)) return u;
return url_none ();
}
failed_error << "base= " << base << LF;
failed_error << "u= " << u << LF;
ASSERT (is_rooted (comp), "unrooted url");
FAILED ("bad protocol in url");
}
if (is_root (u)) {
// FIXME: test filter flags here
return u;
}
if (is_concat (u) && is_wildcard (u[1], 0) && is_wildcard (u[2], 1)) {
// FIXME: ret= ret | ... is unefficient (quadratic) in main loop
if (!(is_rooted (base, "default") || is_rooted (base, "file"))) {
failed_error << "base= " << base << LF;
FAILED ("wildcards only implemented for files");
}
url ret= url_none ();
bool error_flag;
array<string> dir= read_directory (base, error_flag);
int i, n= N(dir);
for (i=0; i<n; i++) {
if ((!is_none (ret)) && flag) return ret;
if ((dir[i] == ".") || (dir[i] == "..")) continue;
if (starts (dir[i], "http://") || starts (dir[i], "ftp://"))
if (is_directory (base * dir[i])) continue;
ret= ret | (dir[i] * complete (base * dir[i], u, filter, flag));
if (match_wildcard (dir[i], u[2][1]->t->label))
ret= ret | complete (base, dir[i], filter, flag);
}
return ret;
}
if (is_concat (u)) {
url sub= complete (base, u[1], "", false);
// "" should often be faster than the more correct "d" here
return complete (base, sub, u[2], filter, flag);
}
if (is_or (u)) {
url res1= complete (base, u[1], filter, flag);
if ((!is_none (res1)) && flag) return res1;
return res1 | complete (base, u[2], filter, flag);
}
if (is_wildcard (u)) {
// FIXME: ret= ret | ... is unefficient (quadratic) in main loop
if (!(is_rooted (base, "default") || is_rooted (base, "file"))) {
failed_error << "base= " << base << LF;
FAILED ("wildcards only implemented for files");
}
url ret= url_none ();
if (is_wildcard (u, 0) && is_of_type (base, filter)) ret= url_here ();
bool error_flag;
array<string> dir= read_directory (base, error_flag);
int i, n= N(dir);
for (i=0; i<n; i++) {
if ((!is_none (ret)) && flag) return ret;
if ((dir[i] == ".") || (dir[i] == "..")) continue;
if (starts (dir[i], "http://") || starts (dir[i], "ftp://"))
if (is_directory (base * dir[i])) continue;
if (is_wildcard (u, 0))
ret= ret | (dir[i] * complete (base * dir[i], u, filter, flag));
else if (match_wildcard (dir[i], u[1]->t->label))
ret= ret | complete (base, dir[i], filter, flag);
}
return ret;
}
failed_error << "url= " << u << LF;
FAILED ("bad url");
return u;
}
