/* extract_references -- go through node tree and find elements we need to reference;
e.g. links, images, citations, footnotes
Copy them from main parse tree */
void extract_references(node *list, scratch_pad *scratch) {
node *temp;
char * temp_str;
link_data *l;
while (list != NULL) {
switch (list->key) {
case LINKREFERENCE:
l = list->link_data;
temp_str = lower_string(l->label);
temp = mk_link(list->children, temp_str, l->source, l->title, NULL);
temp->link_data->attr = copy_node_tree(l->attr);
/* store copy of link reference */
scratch->links = cons(temp, scratch->links);
free(temp_str);
break;
case NOTESOURCE:
case GLOSSARYSOURCE:
temp = copy_node(list);
scratch->notes = cons(temp, scratch->notes);
break;
case H1: case H2: case H3: case H4: case H5: case H6:
if ((list->children->key != AUTOLABEL) && !(scratch->extensions & EXT_NO_LABELS)
&& !(scratch->extensions & EXT_COMPATIBILITY)) {
char *label = label_from_node_tree(list->children);
/* create a label from header */
temp = mk_autolink(label);
scratch->links = cons(temp, scratch->links);
free(label);
}
break;
case TABLE:
if (list->children->key != TABLELABEL) {
char *label = label_from_node(list->children);
/* create a label from header */
temp = mk_autolink(label);
scratch->links = cons(temp, scratch->links);
free(label);
}
break;
case HEADINGSECTION:
case RAW:
case LIST:
extract_references(list->children, scratch);
break;
default:
break;
}
list = list->next;
}
}
/* print_html_endnotes */
void print_html_endnotes(GString *out, scratch_pad *scratch) {
int counter = 0;
int random;
node *reversed = copy_node_tree(scratch->used_notes);
reversed = reverse_list(reversed);
scratch->printing_notes = 1;
node *note = reversed;
#ifdef DEBUG_ON
fprintf(stderr, "start endnotes\n");
#endif
if ((note == NULL) || ((note->key == KEY_COUNTER) && (note->next == NULL))) {
free_node_tree(reversed);
return;
}
#ifdef DEBUG_ON
fprintf(stderr, "there are endnotes to print\n");
#endif
pad(out,2, scratch);
g_string_append_printf(out, "<div class=\"footnotes\">\n<hr />\n<ol>");
while ( note != NULL) {
if (note->key == KEY_COUNTER) {
note = note->next;
continue;
}
counter++;
pad(out, 1, scratch);
if (scratch->extensions & EXT_RANDOM_FOOT) {
srand(scratch->random_seed_base + counter);
random = rand() % 99999 + 1;
} else {
random = counter;
}
if (note->key == CITATIONSOURCE) {
g_string_append_printf(out, "<li id=\"fn:%d\" class=\"citation\"><span class=\"citekey\" style=\"display:none\">%s</span>",
random, note->str);
} else {
g_string_append_printf(out, "<li id=\"fn:%d\">\n", random);
}
scratch->padded = 2;
if ((note->key == NOTESOURCE) || (note->key == GLOSSARYSOURCE))
scratch->footnote_to_print = counter;
scratch->footnote_para_counter = tree_contains_key_count(note->children,PARA);
print_html_node(out, note, scratch);
pad(out, 1, scratch);
g_string_append_printf(out, "</li>");
note = note->next;
}
pad(out,1, scratch);
g_string_append_printf(out, "</ol>\n</div>\n");
scratch->padded = 0;
free_node_tree(reversed);
#ifdef DEBUG_ON
fprintf(stderr, "finish endnotes\n");
#endif
}
