static CFCPerlPodFile* S_write_standalone_pod(CFCPerl *self) { CFCDocument **docs = CFCDocument_get_registry(); size_t num_pod_files = 0; while (docs[num_pod_files]) { num_pod_files++; } size_t alloc_size = (num_pod_files + 1) * sizeof(CFCPerlPodFile); CFCPerlPodFile *pod_files = (CFCPerlPodFile*)MALLOCATE(alloc_size); for (size_t i = 0; i < num_pod_files; i++) { CFCDocument *doc = docs[i]; const char *path_part = CFCDocument_get_path_part(doc); char *module = CFCUtil_global_replace(path_part, CHY_DIR_SEP, "::"); char *md = CFCDocument_get_contents(doc); char *raw_pod = CFCPerlPod_md_doc_to_pod(module, md); const char *pattern = "%s" "\n" "=encoding utf8\n" "\n" "%s" "%s"; char *pod = CFCUtil_sprintf(pattern, self->pod_header, raw_pod, self->pod_footer); char *pod_path = CFCUtil_sprintf("%s" CHY_DIR_SEP "%s.pod", self->lib_dir, path_part); pod_files[i].contents = pod; pod_files[i].path = pod_path; FREEMEM(raw_pod); FREEMEM(md); FREEMEM(module); } pod_files[num_pod_files].contents = NULL; pod_files[num_pod_files].path = NULL; return pod_files; }
static char* S_convert_link(cmark_node *link, CFCClass *doc_class, int header_level) { cmark_node *child = cmark_node_first_child(link); const char *uri = cmark_node_get_url(link); char *text = S_nodes_to_pod(child, doc_class, header_level); char *retval; if (!CFCUri_is_clownfish_uri(uri)) { retval = S_pod_link(text, uri); FREEMEM(text); return retval; } char *new_uri = NULL; char *new_text = NULL; CFCUri *uri_obj = CFCUri_new(uri, doc_class); CFCUriType type = CFCUri_get_type(uri_obj); switch (type) { case CFC_URI_ERROR: { const char *error = CFCUri_get_error(uri_obj); new_text = CFCUtil_sprintf("[%s]", error); break; } case CFC_URI_NULL: // Change all instances of NULL to 'undef' new_text = CFCUtil_strdup("undef"); break; case CFC_URI_CLASS: { CFCClass *klass = CFCUri_get_class(uri_obj); if (klass != doc_class) { const char *class_name = CFCClass_get_name(klass); new_uri = CFCUtil_strdup(class_name); } if (text[0] == '\0') { const char *src = CFCClass_included(klass) ? CFCClass_get_name(klass) : CFCClass_get_struct_sym(klass); new_text = CFCUtil_strdup(src); } break; } case CFC_URI_FUNCTION: case CFC_URI_METHOD: { CFCClass *klass = CFCUri_get_class(uri_obj); const char *name = CFCUri_get_callable_name(uri_obj); // Convert "Err_get_error" to "Clownfish->error". if (strcmp(CFCClass_full_struct_sym(klass), "cfish_Err") == 0 && strcmp(name, "get_error") == 0 ) { new_text = CFCUtil_strdup("Clownfish->error"); break; } char *perl_name = CFCUtil_strdup(name); for (size_t i = 0; perl_name[i] != '\0'; ++i) { perl_name[i] = CFCUtil_tolower(perl_name[i]); } // The Perl POD only contains sections for novel methods. Link // to the class where the method is declared first. if (type == CFC_URI_METHOD) { CFCClass *parent = CFCClass_get_parent(klass); while (parent && CFCClass_method(parent, name)) { klass = parent; parent = CFCClass_get_parent(klass); } } if (klass == doc_class) { new_uri = CFCUtil_sprintf("/%s", perl_name); } else { const char *class_name = CFCClass_get_name(klass); new_uri = CFCUtil_sprintf("%s/%s", class_name, perl_name); } if (text[0] == '\0') { new_text = CFCUtil_sprintf("%s()", perl_name); } FREEMEM(perl_name); break; } case CFC_URI_DOCUMENT: { CFCDocument *doc = CFCUri_get_document(uri_obj); const char *path_part = CFCDocument_get_path_part(doc); new_uri = CFCUtil_global_replace(path_part, CHY_DIR_SEP, "::"); if (text[0] == '\0') { const char *name = CFCDocument_get_name(doc); new_text = CFCUtil_strdup(name); } break; } } if (new_text) { FREEMEM(text); text = new_text; } if (new_uri) { retval = S_pod_link(text, new_uri); FREEMEM(new_uri); FREEMEM(text); } else { retval = text; } CFCBase_decref((CFCBase*)uri_obj); return retval; }
// Convert a single node. static char* S_node_to_pod(cmark_node *node, CFCClass *klass, int header_level) { char *result = CFCUtil_strdup(""); if (node == NULL) { return result; } int found_matching_code_block = false; cmark_iter *iter = cmark_iter_new(node); cmark_event_type ev_type; while (CMARK_EVENT_DONE != (ev_type = cmark_iter_next(iter))) { cmark_node *node = cmark_iter_get_node(iter); cmark_node_type type = cmark_node_get_type(node); switch (type) { case CMARK_NODE_DOCUMENT: break; case CMARK_NODE_PARAGRAPH: if (ev_type == CMARK_EVENT_EXIT) { result = CFCUtil_cat(result, "\n\n", NULL); } break; case CMARK_NODE_BLOCK_QUOTE: case CMARK_NODE_LIST: if (ev_type == CMARK_EVENT_ENTER) { result = CFCUtil_cat(result, "=over\n\n", NULL); } else { result = CFCUtil_cat(result, "=back\n\n", NULL); } break; case CMARK_NODE_ITEM: // TODO: Ordered lists. if (ev_type == CMARK_EVENT_ENTER) { result = CFCUtil_cat(result, "=item *\n\n", NULL); } break; case CMARK_NODE_HEADER: if (ev_type == CMARK_EVENT_ENTER) { int extra_level = cmark_node_get_header_level(node) - 1; char *header = CFCUtil_sprintf("=head%d ", header_level + extra_level); result = CFCUtil_cat(result, header, NULL); FREEMEM(header); } else { result = CFCUtil_cat(result, "\n\n", NULL); } break; case CMARK_NODE_CODE_BLOCK: { int is_host = CFCMarkdown_code_block_is_host(node, "perl"); if (is_host) { found_matching_code_block = true; const char *content = cmark_node_get_literal(node); char *copy = CFCUtil_strdup(content); // Chomp trailing newline. size_t len = strlen(copy); if (len > 0 && copy[len-1] == '\n') { copy[len-1] = '\0'; } char *indented = CFCUtil_global_replace(copy, "\n", "\n "); result = CFCUtil_cat(result, " ", indented, "\n\n", NULL); FREEMEM(indented); FREEMEM(copy); } if (CFCMarkdown_code_block_is_last(node)) { if (!found_matching_code_block) { result = CFCUtil_cat(result, " Code example for Perl is missing\n\n"); } else { // Reset. found_matching_code_block = false; } } break; } case CMARK_NODE_HTML: { const char *html = cmark_node_get_literal(node); result = CFCUtil_cat(result, "=begin html\n\n", html, "\n=end\n\n", NULL); break; } case CMARK_NODE_HRULE: break; case CMARK_NODE_TEXT: { const char *content = cmark_node_get_literal(node); char *escaped = S_pod_escape(content); result = CFCUtil_cat(result, escaped, NULL); FREEMEM(escaped); break; } case CMARK_NODE_LINEBREAK: // POD doesn't support line breaks. Start a new paragraph. result = CFCUtil_cat(result, "\n\n", NULL); break; case CMARK_NODE_SOFTBREAK: result = CFCUtil_cat(result, "\n", NULL); break; case CMARK_NODE_CODE: { const char *content = cmark_node_get_literal(node); char *escaped = S_pod_escape(content); result = CFCUtil_cat(result, "C<", escaped, ">", NULL); FREEMEM(escaped); break; } case CMARK_NODE_INLINE_HTML: { const char *html = cmark_node_get_literal(node); CFCUtil_warn("Inline HTML not supported in POD: %s", html); break; } case CMARK_NODE_LINK: if (ev_type == CMARK_EVENT_ENTER) { char *pod = S_convert_link(node, klass, header_level); result = CFCUtil_cat(result, pod, NULL); FREEMEM(pod); cmark_iter_reset(iter, node, CMARK_EVENT_EXIT); } break; case CMARK_NODE_IMAGE: CFCUtil_warn("Images not supported in POD"); break; case CMARK_NODE_STRONG: if (ev_type == CMARK_EVENT_ENTER) { result = CFCUtil_cat(result, "B<", NULL); } else { result = CFCUtil_cat(result, ">", NULL); } break; case CMARK_NODE_EMPH: if (ev_type == CMARK_EVENT_ENTER) { result = CFCUtil_cat(result, "I<", NULL); } else { result = CFCUtil_cat(result, ">", NULL); } break; default: CFCUtil_die("Invalid cmark node type: %d", (int)type); break; } } cmark_iter_free(iter); return result; }