/* process_raw_blocks - traverses an element list, replacing any RAW elements with
* the result of parsing them as markdown text, and recursing into the children
* of parent elements. The result should be a tree of elements without any RAWs. */
static element * process_raw_blocks(element *input, int extensions, element *references, element *notes, element *labels) {
element *current = NULL;
element *last_child = NULL;
char *contents;
current = input;
while (current != NULL) {
if (current->key == RAW) {
/* \001 is used to indicate boundaries between nested lists when there
* is no blank line. We split the string by \001 and parse
* each chunk separately. */
contents = strtok(current->contents.str, "\001");
current->key = LIST;
current->children = parse_markdown(contents, extensions, references, notes, labels);
last_child = current->children;
while ((contents = strtok(NULL, "\001"))) {
while (last_child->next != NULL)
last_child = last_child->next;
last_child->next = parse_markdown(contents, extensions, references, notes, labels);
}
free(current->contents.str);
current->contents.str = NULL;
}
if (current->children != NULL)
current->children = process_raw_blocks(current->children, extensions, references, notes, labels);
current = current->next;
}
return input;
}
static int markdown_compile(Value *vret, Value *v, RefNode *node)
{
Ref *r = Value_vp(*v);
Markdown *md = Value_ptr(r->v[INDEX_MARKDOWN_MD]);
if (!parse_markdown(md, Value_cstr(v[1]))) {
return FALSE;
}
if (!link_markdown(r)) {
return FALSE;
}
return TRUE;
}
/* markdown_to_gstring - convert markdown text to the output format specified.
* Returns a GString, which must be freed after use using g_string_free(). */
GString * markdown_to_g_string(const char *text, int extensions, int output_format) {
element *result;
element *references;
element *notes;
GString *formatted_text;
GString *out;
out = g_string_new("");
formatted_text = preformat_text(text);
references = parse_references(formatted_text->str, extensions);
notes = parse_notes(formatted_text->str, extensions, references);
result = parse_markdown(formatted_text->str, extensions, references, notes);
result = process_raw_blocks(result, extensions, references, notes);
g_string_free(formatted_text, TRUE);
print_element_list(out, result, output_format, extensions);
free_element_list(result);
free_element_list(references);
return out;
}
