4coder/site/4ed_abstract_document.cpp

2256 lines
69 KiB
C++

/*
* Mr. 4th Dimention - Allen Webster
*
* 25.02.2016
*
* Document data structure and generator for 4coder documentation.
*
*/
// TOP
struct Enriched_Text{
String fname;
String source;
};
internal Enriched_Text
load_enriched_text(Partition *arena, char *directory, char *filename){
Enriched_Text result = {};
result.fname = make_string_slowly(fm_str(arena, directory, "/", filename));
result.source = file_dump(result.fname.str);
return(result);
}
////////////////////////////////
typedef u32 Mangle_Rule;
enum{
MangleRule_None,
MangleRule_MacroSig,
MangleRule_ToLower,
};
internal Mangle_Rule
get_mangle_rule(String mangle){
Mangle_Rule result = MangleRule_None;
if (match(mangle, "macro sig")){
result = MangleRule_MacroSig;
}
else if (match(mangle, "to lower")){
result = MangleRule_ToLower;
}
return(result);
}
internal String
apply_mangle_rule(Partition *arena, String name, u32 mangle_rule){
String result = {};
switch (mangle_rule){
case MangleRule_MacroSig:
{
result = string_push(arena, name.size + 5);
push_align(arena, 8);
copy(&result, name);
to_upper(&result);
append(&result, "_SIG");
terminate_with_null(&result);
}break;
case MangleRule_ToLower:
{
result = string_push(arena, name.size + 1);
push_align(arena, 8);
copy(&result, name);
to_lower(&result);
terminate_with_null(&result);
}break;
default:
{
result = name;
}break;
}
return(result);
}
////////////////////////////////
enum{
Doc_Root,
Doc_Section,
Doc_Error,
Doc_Todo,
Doc_Include,
Doc_DocList,
Doc_DocFull,
Doc_TableOfContents,
Doc_PlainOldText,
Doc_Version,
Doc_Style,
Doc_DocumentLink,
Doc_Link,
Doc_Image,
Doc_Video,
Doc_BeginParagraph,
Doc_EndParagraph,
Doc_List,
Doc_Item,
//
Doc_COUNT,
};
struct Document_Item{
Document_Item *next;
Document_Item *parent;
i32 type;
struct{
Document_Item *first_child;
Document_Item *last_child;
String name;
String id;
b32 show_title;
} section;
union{
struct{
String unit;
u32 mangle_rule;
} unit_elements;
struct{
String string;
String string2;
} string;
struct{
String name;
struct Abstract_Item *document;
} include;
};
};
global Document_Item null_document_item = {};
////////////////////////////////
internal void
set_item_string(Partition *arena, String *out, String text){
*out = string_push_copy(arena, text);
push_align(arena, 8);
}
////////////////////////////////
struct Basic_Node{
Basic_Node *next;
};
#define NodeGetData(node, T) ((T*) ((node)+1))
struct Basic_List{
Basic_Node *head;
Basic_Node *tail;
u32 count;
};
internal void
clear_list(Basic_List *list){
memset(list, 0, sizeof(*list));
}
internal void*
push_item_on_list(Partition *arena, Basic_List *list, i32 item_size){
i32 mem_size = item_size + sizeof(Basic_Node);
void *mem = push_array(arena, char, mem_size);
Assert(mem != 0);
memset(mem, 0, mem_size);
push_align(arena, 8);
Basic_Node *node = (Basic_Node*)mem;
if (list->head == 0){
list->head = node;
list->tail = node;
}
else{
list->tail->next = node;
list->tail = node;
}
++list->count;
void *result = (node + 1);
return(result);
}
////////////////////////////////
enum{
ItemType_Document,
ItemType_Image,
ItemType_GenericFile,
ItemType_MetaUnit,
//
ItemType_COUNT,
};
struct Abstract_Item{
i32 item_type;
char *name;
// Document value members
Document_Item *root_item;
// Image value members
char *source_file;
char *extension;
float w_h_ratio;
float h_w_ratio;
Basic_List img_instantiations;
// Meta parse members
Meta_Unit *unit;
};
global Abstract_Item null_abstract_item = {};
internal Abstract_Item*
get_item_by_name(Basic_List list, String name){
Abstract_Item *result = 0;
for (Basic_Node *node = list.head;
node != 0;
node = node->next){
Abstract_Item *item = NodeGetData(node, Abstract_Item);
if (match(item->name, name)){
result = item;
break;
}
}
return(result);
}
internal Abstract_Item*
create_abstract_item(Partition *arena, Basic_List *list, char *name){
Abstract_Item *result = 0;
Abstract_Item *lookup = get_item_by_name(*list, make_string_slowly(name));
if (lookup == 0){
result = (Abstract_Item*)push_item_on_list(arena, list, sizeof(*result));
}
return(result);
}
struct Abstract_Item_Array{
Abstract_Item **items;
u32 count;
};
internal Abstract_Item_Array
get_abstract_item_array(Partition *arena, Basic_List *list){
Abstract_Item_Array result = {};
result.items = (Abstract_Item**)push_array(arena, Abstract_Item*, list->count);
result.count = list->count;
u32 i = 0;
for (Basic_Node *node = list->head;
node != 0;
node = node->next){
result.items[i++] = NodeGetData(node, Abstract_Item);
}
return(result);
}
////////////////////////////////
struct Document_System{
char *code_dir;
char *asset_dir;
char *src_dir;
Basic_List doc_list;
Basic_List img_list;
Basic_List file_list;
Basic_List meta_list;
Basic_List unresolved_includes;
};
internal Document_System
create_document_system(char *code_dir, char *asset_dir, char *src_dir){
Document_System system = {};
system.code_dir = code_dir;
system.asset_dir = asset_dir;
system.src_dir = src_dir;
return(system);
}
internal void
create_unresolved_include(Partition *arena, Document_System *doc_system, Document_Item *include_item){
Document_Item **new_item = (Document_Item**)push_item_on_list(arena, &doc_system->unresolved_includes, sizeof(*new_item));
*new_item = include_item;
}
////////////////////////////////
enum{
MetaResult_DidParse,
MetaResult_AlreadyExists,
MetaResult_FailedToParse,
};
internal u32
create_meta_unit(Partition *arena, Document_System *doc_system, String name_str, String file_str){
u32 result = MetaResult_DidParse;
String name_z = string_push_copy(arena, name_str);
String file_z = string_push_copy(arena, file_str);
char *name = name_z.str;
char *file = file_z.str;
Abstract_Item *item = create_abstract_item(arena, &doc_system->meta_list, name);
if (item != 0){
Meta_Unit *unit = push_array(arena, Meta_Unit, 1);
*unit = compile_meta_unit(arena, doc_system->code_dir, file, ExpandArray(meta_keywords));
if (unit->count != 0){
result = true;
item->item_type = ItemType_MetaUnit;
item->name = name;
item->unit = unit;
}
else{
result = MetaResult_FailedToParse;
}
}
else{
result = MetaResult_AlreadyExists;
}
return(result);
}
internal Abstract_Item*
add_generic_file(Partition *arena, Document_System *system, char *source_file, char *extension, char *name){
Abstract_Item *item = create_abstract_item(arena, &system->file_list, name);
if (item){
char *full_file = fm_str(arena, system->asset_dir, "/", source_file);
item->item_type = ItemType_GenericFile;
item->extension = extension;
item->source_file = full_file;
item->name = name;
}
return(item);
}
internal Abstract_Item*
add_image_description(Partition *arena, Document_System *system, char *source_file, char *extension, char *name){
Abstract_Item *item = create_abstract_item(arena, &system->img_list, name);
if (item != 0){
char *full_file = fm_str(arena, system->asset_dir, "/", source_file);
item->item_type = ItemType_Image;
item->name = name;
item->extension = extension;
item->source_file = full_file;
i32 w = 0, h = 0, comp = 0;
i32 stbi_r = stbi_info(full_file, &w, &h, &comp);
if (!stbi_r){
fprintf(stdout, "Did not find file %s\n", full_file);
item->w_h_ratio = 1.f;
item->h_w_ratio = 1.f;
}
else{
item->w_h_ratio = ((float)w/(float)h);
item->h_w_ratio = ((float)h/(float)w);
}
}
return(item);
}
////////////////////////////////
struct Image_Instantiation{
i32 w, h;
};
internal Image_Instantiation*
get_image_instantiation(Basic_List list, i32 w, i32 h){
Image_Instantiation *result = 0;
for (Basic_Node *node = list.head;
node != 0;
node = node->next){
Image_Instantiation *instantiation = NodeGetData(node, Image_Instantiation);
if (instantiation->w == w && instantiation->h == h){
result = instantiation;
break;
}
}
return(result);
}
internal void
add_image_instantiation(Partition *arena, Basic_List *list, i32 w, i32 h){
Image_Instantiation *instantiation = (Image_Instantiation*)push_item_on_list(arena, list, sizeof(*instantiation));
instantiation->w = w;
instantiation->h = h;
}
////////////////////////////////
struct Document_Builder{
Abstract_Item *doc;
Document_Item *item_stack[512];
i32 item_top;
};
internal Document_Builder
begin_document_description(Partition *arena, Document_System *system, char *title, char *name, b32 show_title){
Document_Builder builder = {};
Abstract_Item *doc = create_abstract_item(arena, &system->doc_list, name);
if (doc != 0){
builder.doc = doc;
*doc = null_abstract_item;
doc->item_type = ItemType_Document;
doc->name = name;
doc->root_item = push_array(arena, Document_Item, 1);
*doc->root_item = null_document_item;
Document_Item *item = doc->root_item;
set_item_string(arena, &item->section.name, make_string_slowly(name));
item->section.show_title = show_title;
item->type = Doc_Root;
builder.item_stack[builder.item_top] = doc->root_item;
}
return(builder);
}
internal void
append_child(Document_Item *parent, Document_Item *item){
if (parent->section.last_child == 0){
parent->section.first_child = item;
}
else{
parent->section.last_child->next = item;
}
parent->section.last_child = item;
item->parent = parent;
}
#define PUSH true
internal void
doc_push(Document_Builder *builder, Document_Item *item){
Assert(builder->item_top + 1 < ArrayCount(builder->item_stack));
builder->item_stack[++builder->item_top] = item;
}
internal Document_Item*
doc_get_item_top(Document_Builder *builder){
Assert(builder->item_top < ArrayCount(builder->item_stack));
Document_Item *parent = builder->item_stack[builder->item_top];
return(parent);
}
internal Document_Item*
doc_new_item(Partition *arena, Document_Builder *builder, u32 type, b32 push = false){
Document_Item *parent = doc_get_item_top(builder);
Document_Item *item = push_array(arena, Document_Item, 1);
*item = null_document_item;
item->type = type;
append_child(parent, item);
if (push){
doc_push(builder, item);
}
return(item);
}
internal Document_Item*
doc_new_item_strings(Partition *arena, Document_Builder *builder, u32 type, String s1, String s2, b32 push = false){
Document_Item *item = doc_new_item(arena, builder, type);
if (s1.size > 0){
set_item_string(arena, &item->string.string, s1);
}
if (s2.size > 0){
set_item_string(arena, &item->string.string2, s2);
}
if (push){
doc_push(builder, item);
}
return(item);
}
internal Document_Item*
doc_new_item_documentation(Partition *arena, Document_Builder *builder, u32 type, String unit, Mangle_Rule mangle_rule, b32 push = false){
Document_Item *item = doc_new_item(arena, builder, type);
set_item_string(arena, &item->unit_elements.unit, unit);
item->unit_elements.mangle_rule = mangle_rule;
if (push){
doc_push(builder, item);
}
return(item);
}
internal void
begin_section(Partition *arena, Document_Builder *builder, char *title, char *id){
Document_Item *item = doc_new_item(arena, builder, Doc_Section, PUSH);
set_item_string(arena, &item->section.name, make_string_slowly(title));
item->section.show_title = true;
if (id != 0){
set_item_string(arena, &item->section.id, make_lit_string(id));
}
}
#define doc_end(a,b) doc_pop(a,b)
#define begin_style(a,b,t) doc_new_item_strings(a, b, Doc_Style, t, null_string, PUSH)
#define begin_link(a,b,t) doc_new_item_strings(a, b, Doc_Link, t, null_string, PUSH);
#define begin_list(a,b) doc_new_item(a, b, Doc_List, PUSH)
#define begin_item(a,b) doc_new_item(a, b, Doc_Item, PUSH)
internal void
add_include(Partition *arena, Document_System *doc_system, Document_Builder *builder, String text){
Document_Item *item = doc_new_item(arena, builder, Doc_Include);
set_item_string(arena, &item->include.name, text);
create_unresolved_include(arena, doc_system, item);
}
#define add_error(a,b,t) doc_new_item_strings(a, b, Doc_Error, t, null_string)
#define add_todo(a,b) doc_new_item(a, b, Doc_Todo)
#define add_doc_list(a,b,u,m) doc_new_item_documentation(a, b, Doc_DocList, u, m)
#define add_doc_full(a,b,u,m) doc_new_item_documentation(a, b, Doc_DocFull, u, m)
#define add_table_of_contents(a,b) doc_new_item(a, b, Doc_TableOfContents)
#define add_plain_old_text(a,b,t) doc_new_item_strings(a, b, Doc_PlainOldText, t, null_string);
#define add_version(a,b) doc_new_item(a, b, Doc_Version)
#define add_document_link(a,b,t) doc_new_item_strings(a, b, Doc_DocumentLink, t, null_string)
#define add_image(a,b,t,e) doc_new_item_strings(a, b, Doc_Image, t, e)
#define add_video(a,b,t) doc_new_item_strings(a, b, Doc_Video, t, null_string)
#define add_begin_paragraph(a,b) doc_new_item(a, b, Doc_BeginParagraph)
#define add_end_paragraph(a,b) doc_new_item(a, b, Doc_EndParagraph)
internal void
doc_pop(Partition *arena, Document_Builder *builder){
if (builder->item_top > 0){
--builder->item_top;
}
else{
add_error(arena, builder, make_lit_string("unbalanced groups -- extra end"));
}
}
internal void
end_document_description(Partition *arena, Document_Builder *builder){
b32 closing_error = (builder->item_top != 0);
if (closing_error){
add_error(arena, builder, make_lit_string("unbalanced groups -- extra begin"));
}
for (;builder->item_top > 0;){
doc_end(arena, builder);
}
}
////////////////////////////////
internal void
report_error_missing_body(Partition *arena, Document_Builder *builder, String command_body){
char space[512];
String error_string = make_fixed_width_string(space);
append(&error_string, "missing body for ");
append(&error_string, command_body);
add_error(arena, builder, error_string);
}
////////////////////////////////
enum Command_Types{
Cmd_BackSlash,
Cmd_End,
Cmd_Section,
Cmd_Style,
Cmd_List,
Cmd_Item,
Cmd_Link,
Cmd_DocumentLink,
Cmd_Image,
Cmd_Video,
Cmd_Version,
Cmd_TableOfContents,
Cmd_Todo,
Cmd_Include,
Cmd_MetaParse,
Cmd_DocList,
Cmd_DocFull,
// never below this
Cmd_COUNT,
};
global b32 did_enriched_commands = false;
global String enriched_commands_global_array[Cmd_COUNT];
internal String*
get_enriched_commands(){
if (!did_enriched_commands){
did_enriched_commands = true;
enriched_commands_global_array[Cmd_BackSlash] = make_lit_string("\\");
enriched_commands_global_array[Cmd_End] = make_lit_string("END");
enriched_commands_global_array[Cmd_Section] = make_lit_string("SECTION");
enriched_commands_global_array[Cmd_Style] = make_lit_string("STYLE");
enriched_commands_global_array[Cmd_List] = make_lit_string("LIST");
enriched_commands_global_array[Cmd_Item] = make_lit_string("ITEM");
enriched_commands_global_array[Cmd_Link] = make_lit_string("LINK");
enriched_commands_global_array[Cmd_DocumentLink] = make_lit_string("DOC_LINK");
enriched_commands_global_array[Cmd_Image] = make_lit_string("IMAGE");
enriched_commands_global_array[Cmd_Video] = make_lit_string("VIDEO");
enriched_commands_global_array[Cmd_Version] = make_lit_string("VERSION");
enriched_commands_global_array[Cmd_TableOfContents] = make_lit_string("TABLE_OF_CONTENTS");
enriched_commands_global_array[Cmd_Todo] = make_lit_string("TODO");
enriched_commands_global_array[Cmd_Include] = make_lit_string("INCLUDE");
enriched_commands_global_array[Cmd_MetaParse] = make_lit_string("META_PARSE");
enriched_commands_global_array[Cmd_DocList] = make_lit_string("DOC_LIST");
enriched_commands_global_array[Cmd_DocFull] = make_lit_string("DOC_FULL");
}
return(enriched_commands_global_array);
}
internal u32
get_enriched_commands_count(){
return(ArrayCount(enriched_commands_global_array));
}
internal b32
extract_command_body(String l, i32 *i_in_out, String *body_text_out){
b32 has_body = false;
i32 i = *i_in_out;
for (; i < l.size; ++i){
if (!char_is_whitespace(l.str[i])){
break;
}
}
if (l.str[i] == '{'){
i32 body_start = i + 1;
i32 body_end = 0;
for (++i; i < l.size; ++i){
if (l.str[i] == '}'){
has_body = true;
body_end = i;
++i;
break;
}
}
if (has_body){
*i_in_out = i;
String body_text = substr(l, body_start, body_end - body_start);
*body_text_out = skip_chop_whitespace(body_text);
}
}
return(has_body);
}
internal Abstract_Item*
make_document_from_text(Partition *arena, Document_System *doc_system, char *title, char *name, Enriched_Text *text){
String source = text->source;
Document_Builder builder = begin_document_description(arena, doc_system, title, name, false);
if (source.str == 0){
char space[512];
String str = make_fixed_width_string(space);
copy(&str, "could not open source file ");
copy(&str, text->fname);
add_error(arena, &builder, str);
}
else{
for (String line = get_first_double_line(source);
line.str;
line = get_next_double_line(source, line)){
String l = skip_chop_whitespace(line);
if (l.size == 0) continue;
add_begin_paragraph(arena, &builder);
i32 start = 0, i = 0;
for (; i < l.size; ++i){
char ch = l.str[i];
if (ch == '\\'){
add_plain_old_text(arena, &builder, substr(l, start, i - start));
i32 command_start = i + 1;
i32 command_end = command_start;
for (; command_end < l.size; ++command_end){
if (!char_is_alpha_numeric(l.str[command_end])){
break;
}
}
if (command_end == command_start){
if (command_end < l.size && l.str[command_end] == '\\'){
++command_end;
}
}
String command_string = substr(l, command_start, command_end - command_start);
String *enriched_commands = get_enriched_commands();
u32 enriched_commands_count = get_enriched_commands_count();
i = command_end;
i32 match_index = 0;
if (!string_set_match(enriched_commands, enriched_commands_count, command_string, &match_index)){
match_index = -1;
}
switch (match_index){
case Cmd_BackSlash:
{
add_plain_old_text(arena, &builder, make_lit_string("\\"));
}break;
case Cmd_End:
{
for (Document_Item *top = doc_get_item_top(&builder);
top->type == Doc_Item;
top = doc_get_item_top(&builder)){
doc_end(arena, &builder);
}
doc_end(arena, &builder);
}break;
case Cmd_Section:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
String extra_text = {};
extract_command_body(l, &i, &extra_text);
String title = string_push_copy(arena, body_text);
String id = string_push_copy(arena, extra_text);
begin_section(arena, &builder, title.str, id.str);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_Style:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
begin_style(arena, &builder, body_text);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_List:
{
begin_list(arena, &builder);
}break;
case Cmd_Item:
{
Document_Item *top = doc_get_item_top(&builder);
if (top->type == Doc_Item){
doc_end(arena, &builder);
}
begin_item(arena, &builder);
}break;
case Cmd_Link:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
begin_link(arena, &builder, body_text);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
// TODO(allen): upgrade this bs
case Cmd_DocumentLink:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
add_document_link(arena, &builder, body_text);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_Image:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
String size_parameter = {};
extract_command_body(l, &i, &size_parameter);
add_image(arena, &builder, body_text, size_parameter);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_Video:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
add_video(arena, &builder, body_text);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_Version:
{
add_version(arena, &builder);
}break;
case Cmd_TableOfContents:
{
add_table_of_contents(arena, &builder);
}break;
case Cmd_Todo:
{
add_todo(arena, &builder);
}break;
case Cmd_Include:
{
String body_text = {};
if (extract_command_body(l, &i, &body_text)){
add_include(arena, doc_system, &builder, body_text);
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_MetaParse:
{
String name = {};
String file = {};
if (extract_command_body(l, &i, &name)){
if (extract_command_body(l, &i, &file)){
u32 result = create_meta_unit(arena, doc_system, name, file);
if (result == MetaResult_FailedToParse){
char space[512];
String str = make_fixed_width_string(space);
append(&str, "parse failed for ");
append(&str, file);
add_error(arena, &builder, str);
}
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
case Cmd_DocList:
case Cmd_DocFull:
{
String name = {};
if (extract_command_body(l, &i, &name)){
String mangle = {};
extract_command_body(l, &i, &mangle);
u32 mangle_rule = MangleRule_None;
if (match_part(mangle, "mangle:")){
String mangle_name = substr_tail(mangle, sizeof("mangle:")-1);
mangle_name = skip_chop_whitespace(mangle_name);
mangle_rule = get_mangle_rule(mangle_name);
}
if (match_index == Cmd_DocList){
add_doc_list(arena, &builder, name, mangle_rule);
}
else{
add_doc_full(arena, &builder, name, mangle_rule);
}
}
else{
report_error_missing_body(arena, &builder, command_string);
}
}break;
default:
{
char space[512];
String error = make_fixed_width_string(space);
append(&error, "unrecognized command ");
append(&error, command_string);
add_error(arena, &builder, error);
}break;
}
start = i;
}
}
if (start != i){
add_plain_old_text(arena, &builder, substr(l, start, i - start));
}
add_end_paragraph(arena, &builder);
}
}
end_document_description(arena, &builder);
return(builder.doc);
}
////////////////////////////////
struct Unresolved_Include_Array{
Document_Item **items;
u32 count;
};
internal Unresolved_Include_Array
get_unresolved_includes(Partition *arena, Document_System *doc_system){
Unresolved_Include_Array result = {};
Basic_List *list = &doc_system->unresolved_includes;
result.items = (Document_Item**)push_array(arena, Document_Item*, list->count);
result.count = list->count;
u32 i = 0;
for (Basic_Node *node = list->head;
node != 0;
node = node->next){
result.items[i++] = *NodeGetData(node, Document_Item*);
}
return(result);
}
internal void
resolve_all_includes(Partition *arena, Document_System *doc_system){
for (;doc_system->unresolved_includes.count > 0;){
Unresolved_Include_Array includes = get_unresolved_includes(arena, doc_system);
clear_list(&doc_system->unresolved_includes);
Document_Item **item_ptr = includes.items;
for (u32 i = 0; i < includes.count; ++i, ++item_ptr){
Document_Item *item = *item_ptr;
Assert(item->include.document == 0);
Abstract_Item *inc_doc = get_item_by_name(doc_system->doc_list, item->include.name);
if (inc_doc == 0){
String source_text = item->include.name;
Enriched_Text *text = push_array(arena, Enriched_Text, 1);
*text = load_enriched_text(arena, doc_system->src_dir, source_text.str);
inc_doc = make_document_from_text(arena, doc_system, source_text.str, source_text.str, text);
}
item->include.document = inc_doc;
}
}
}
////////////////////////////////
// HTML Document Generation
#define HTML_BACK_COLOR "#FAFAFA"
#define HTML_TEXT_COLOR "#0D0D0D"
#define HTML_CODE_BACK "#DFDFDF"
#define HTML_EXAMPLE_BACK "#EFEFDF"
#define HTML_POP_COLOR_1 "#309030"
#define HTML_POP_BACK_1 "#E0FFD0"
#define HTML_VISITED_LINK "#A0C050"
#define HTML_POP_COLOR_2 "#005000"
#define HTML_CODE_STYLE "font-family: \"Courier New\", Courier, monospace; text-align: left;"
#define HTML_CODE_BLOCK_STYLE(back) \
"margin-top: 3mm; margin-bottom: 3mm; font-size: .95em; " \
"background: "back"; padding: 0.25em;"
#define HTML_DESCRIPT_SECTION_STYLE HTML_CODE_BLOCK_STYLE(HTML_CODE_BACK)
#define HTML_EXAMPLE_CODE_STYLE HTML_CODE_BLOCK_STYLE(HTML_EXAMPLE_BACK)
#define HTML_DOC_HEAD_OPEN "<div style='margin-top: 3mm; margin-bottom: 3mm; color: "HTML_POP_COLOR_1";'><b><i>"
#define HTML_DOC_HEAD_CLOSE "</i></b></div>"
#define HTML_DOC_ITEM_HEAD_STYLE "font-weight: 600;"
#define HTML_DOC_ITEM_HEAD_INL_OPEN "<span style='"HTML_DOC_ITEM_HEAD_STYLE"'>"
#define HTML_DOC_ITEM_HEAD_INL_CLOSE "</span>"
#define HTML_DOC_ITEM_HEAD_OPEN "<div style='"HTML_DOC_ITEM_HEAD_STYLE"'>"
#define HTML_DOC_ITEM_HEAD_CLOSE "</div>"
#define HTML_DOC_ITEM_OPEN "<div style='margin-left: 5mm; margin-right: 5mm;'>"
#define HTML_DOC_ITEM_CLOSE "</div>"
#define HTML_EXAMPLE_CODE_OPEN "<div style='"HTML_CODE_STYLE HTML_EXAMPLE_CODE_STYLE"'>"
#define HTML_EXAMPLE_CODE_CLOSE "</div>"
struct Section_Counter{
i32 counter[16];
i32 nest_level;
i32 list_item_counter;
};
internal b32
doc_get_link_string(Abstract_Item *doc, char *space, i32 capacity){
String str = make_string_cap(space, 0, capacity);
append(&str, doc->name);
append(&str, ".html");
b32 result = terminate_with_null(&str);
return(result);
}
internal b32
img_get_link_string(Abstract_Item *img, char *space, i32 capacity, i32 w, i32 h){
String str = make_string_cap(space, 0, capacity);
append(&str, img->name);
append(&str, "_");
append_int_to_str(&str, w);
append(&str, "_");
append_int_to_str(&str, h);
append(&str, ".");
append(&str, img->extension);
b32 result = terminate_with_null(&str);
return(result);
}
internal void
append_section_number_reduced(String *out, Section_Counter *section_counter, i32 reduce){
i32 level = section_counter->nest_level - reduce;
for (i32 i = 0; i <= level; ++i){
append_int_to_str(out, section_counter->counter[i]);
if (i != level){
append(out, ".");
}
}
}
internal void
append_section_number(String *out, Section_Counter *section_counter){
append_section_number_reduced(out, section_counter, 0);
}
#define ERROR_HTML_START "<span style='color:#F00'>! generator error: "
#define ERROR_HTML_END " !</span>"
internal void
output_error(String *out, String error){
append(out, ERROR_HTML_START);
append(out, error);
append(out, ERROR_HTML_END);
fprintf(stdout, "error: %.*s\n", error.size, error.str);
}
internal void
report_error_html_missing_body(String *out, String command_name){
char space[512];
String str = make_fixed_width_string(space);
append(&str, "missing body for ");
append(&str, command_name);
output_error(out, str);
}
internal void
html_render_section_header(String *out, String section_name, String section_id, Section_Counter *section_counter){
if (section_counter->nest_level <= 1){
if (section_id.size > 0){
append(out, "\n<h2 id='section_");
append(out, section_id);
append(out, "'>&sect;");
}
else{
append(out, "\n<h2>&sect;");
}
append_section_number(out, section_counter);
append(out, " ");
append(out, section_name);
append(out, "</h2>");
}
else{
if (section_id.size > 0){
append(out, "<h3 id='section_");
append(out, section_id);
append(out, "'>&sect;");
}
else{
append(out, "<h3>&sect;");
}
append_section_number(out, section_counter);
append(out, " ");
append(out, section_name);
append(out, "</h3>");
}
}
#define HTML_WIDTH 800
internal void
output_plain_old_text(String *out, String l){
u32 start = 0;
u32 i = 0;
for (; i < (u32)l.size; ++i){
char ch = l.str[i];
switch (ch){
case '<':
{
append(out, substr(l, start, i - start));
append(out, "&lt;");
start = i + 1;
}break;
case '>':
{
append(out, substr(l, start, i - start));
append(out, "&gt;");
start = i + 1;
}break;
}
}
if (start != i){
append(out, substr(l, start, i - start));
}
}
internal void
output_begin_style(String *out, String l){
if (match(l, "code")){
append(out, "<span style='"HTML_CODE_STYLE"'>");
}
else{
fprintf(stdout, "error: unrecognized style\n");
append(out, "<span>");
}
}
internal void
output_end_style(String *out){
append(out, "</span>");
}
internal void
output_document_link(String *out, String l){
append(out, "<a href='#");
append(out, l);
append(out, "_doc'>");
append(out, l);
append(out, "</a>");
}
internal void
output_begin_link(Document_System *doc_system, String *out, String l){
append(out, "<a ");
if (l.str[0] == '!'){
append(out, "target='_blank' ");
l.str++;
l.size--;
}
append(out, "href='");
if (match_part(l, "document:")){
String doc_name = substr_tail(l, sizeof("document:")-1);
Abstract_Item *doc_lookup = get_item_by_name(doc_system->doc_list, doc_name);
if (doc_lookup){
char space[256];
if (doc_get_link_string(doc_lookup, space, sizeof(space))){
append(out, space);
}
else{
NotImplemented;
}
}
}
else{
append(out, l);
}
append(out, "'>");
}
internal void
output_end_link(String *out){
append(out, "</a>");
}
internal void
output_image(Partition *arena, Document_System *doc_system, String *out, String l, String l2){
i32 pixel_height = 10;
i32 pixel_width = HTML_WIDTH;
if (l2.size > 0){
if (match_part(l2, "width:")){
String width_string = substr_tail(l2, sizeof("width:")-1);
if (str_is_int(width_string)){
pixel_width = str_to_int(width_string);
}
}
}
if (match_part(l, "image:")){
String img_name = substr_tail(l, sizeof("image:")-1);
Abstract_Item *img_lookup = get_item_by_name(doc_system->img_list, img_name);
if (img_lookup){
pixel_height = ceil32(pixel_width*img_lookup->h_w_ratio);
append(out, "<img src='");
char space[256];
if (img_get_link_string(img_lookup, space, sizeof(space), pixel_width, pixel_height)){
append(out, space);
add_image_instantiation(arena, &img_lookup->img_instantiations, pixel_width, pixel_height);
}
else{
NotImplemented;
}
append(out, "' style='width: ");
append_int_to_str(out, pixel_width);
append(out, "px; height: ");
append_int_to_str(out, pixel_height);
append(out, "px;'>");
}
}
}
internal void
output_video(String *out, String l){
if (match_part(l, "youtube:")){
i32 pixel_width = HTML_WIDTH;
i32 pixel_height = (i32)(pixel_width * 0.5625f);
String youtube_str = substr_tail(l, sizeof("youtube:")-1);
append(out, "<iframe width='");
append_int_to_str(out, pixel_width);
append(out, "' height='");
append_int_to_str(out, pixel_height);
append(out, "' src='https://www.youtube.com/embed/");
append(out, youtube_str);
append(out, "' allowfullscreen> </iframe>");
}
else{
char space[512];
String str = make_fixed_width_string(space);
append(&str, "unrecognized video type ");
append(&str, l);
output_error(out, str);
}
}
internal void
output_begin_paragraph(String *out){
append(out, "<p>");
}
internal void
output_end_paragraph(String *out){
append(out, "</p>");
}
internal void
output_begin_list(String *out){
append(out,"<ul style='margin-top: 5mm; margin-left: 1mm;'>");
}
internal void
output_end_list(String *out){
append(out, "</ul>");
}
internal void
output_begin_item(String *out, Section_Counter *section_counter){
if (section_counter->list_item_counter == 0){
append(out, "<li style='font-size: 95%; background: #EFEFDF; padding: 4;'>");
section_counter->list_item_counter = 1;
}
else{
append(out, "<li style='font-size: 95%;' padding: 4;>");
section_counter->list_item_counter = 0;
}
}
internal void
output_end_item(String *out){
append(out, "</li>");
}
internal void
print_item_in_list(String *out, String name, char *id_postfix){
append(out, "<li><a href='#");
append(out, name);
append(out, id_postfix);
append(out, "'>");
append(out, name);
append(out, "</a></li>");
}
internal void
init_used_links(Partition *arena, Used_Links *used, i32 count){
used->strs = push_array(arena, String, count);
used->count = 0;
used->max = count;
}
internal b32
try_to_use_link(Used_Links *used, String str){
b32 result = true;
i32 index = 0;
if (string_set_match(used->strs, used->count, str, &index)){
result = false;
}
else{
Assert(used->count < used->max);
used->strs[used->count++] = str;
}
return(result);
}
internal void
print_struct_html(String *out, Item_Node *member, i32 hide_children){
String name = member->name;
String type = member->type;
String type_postfix = member->type_postfix;
append (out, type);
append_s_char (out, ' ');
append (out, name);
append (out, type_postfix);
if (match_ss(type, make_lit_string("struct")) ||
match_ss(type, make_lit_string("union"))){
if (hide_children){
append(out, " { /* non-public internals */ } ;");
}
else{
append(out, " {<br><div style='margin-left: 8mm;'>");
for (Item_Node *member_iter = member->first_child;
member_iter != 0;
member_iter = member_iter->next_sibling){
print_struct_html(out, member_iter, hide_children);
}
append(out, "</div>};<br>");
}
}
else{
append(out, ";<br>");
}
}
internal void
print_function_html(String *out, Used_Links *used, String cpp_name, String ret, char *function_call_head, String name, Argument_Breakdown breakdown){
append (out, ret);
append_s_char (out, ' ');
append (out, function_call_head);
append (out, name);
if (breakdown.count == 0){
append(out, "()");
}
else if (breakdown.count == 1){
append(out, "(");
append(out, breakdown.args[0].param_string);
append(out, ")");
}
else{
append(out, "(<div style='margin-left: 4mm;'>");
for (i32 j = 0; j < breakdown.count; ++j){
append(out, breakdown.args[j].param_string);
if (j < breakdown.count - 1){
append_s_char(out, ',');
}
append(out, "<br>");
}
append(out, "</div>)");
}
}
internal void
print_macro_html(String *out, String name, Argument_Breakdown breakdown){
append (out, "#define ");
append (out, name);
if (breakdown.count == 0){
append(out, "()");
}
else if (breakdown.count == 1){
append_s_char (out, '(');
append (out, breakdown.args[0].param_string);
append_s_char (out, ')');
}
else{
append (out, "(<div style='margin-left: 4mm;'>");
for (i32 j = 0; j < breakdown.count; ++j){
append(out, breakdown.args[j].param_string);
if (j < breakdown.count - 1){
append_s_char(out, ',');
}
append(out, "<br>");
}
append(out, ")</div>)");
}
}
enum Doc_Chunk_Type{
DocChunk_PlainText,
DocChunk_CodeExample,
DocChunk_Count
};
global String doc_chunk_headers[] = {
make_lit_string(""),
make_lit_string("CODE_EXAMPLE"),
};
internal String
get_next_doc_chunk(String source, String prev_chunk, Doc_Chunk_Type *type){
String chunk = {};
String word = {};
i32 pos = source.size;
i32 word_index = 0;
Doc_Chunk_Type t = DocChunk_PlainText;
i32 start_pos = (i32)(prev_chunk.str - source.str) + prev_chunk.size;
String source_tail = substr_tail(source, start_pos);
Assert(DocChunk_Count == ArrayCount(doc_chunk_headers));
for (word = get_first_word(source_tail);
word.str;
word = get_next_word(source_tail, word), ++word_index){
for (i32 i = 1; i < DocChunk_Count; ++i){
if (match_ss(word, doc_chunk_headers[i])){
pos = (i32)(word.str - source.str);
t = (Doc_Chunk_Type)i;
goto doublebreak;
}
}
}
doublebreak:;
*type = DocChunk_PlainText;
if (word_index == 0){
*type = t;
i32 nest_level = 1;
i32 i = find_s_char(source, pos, '(');
for (++i; i < source.size; ++i){
if (source.str[i] == '('){
++nest_level;
}
else if (source.str[i] == ')'){
--nest_level;
if (nest_level == 0){
break;
}
}
}
pos = i+1;
}
chunk = substr(source, start_pos, pos - start_pos);
i32 is_all_white = 1;
for (i32 i = 0; i < chunk.size; ++i){
if (!char_is_whitespace(chunk.str[i])){
is_all_white = 0;
break;
}
}
if (is_all_white){
chunk = null_string;
}
return(chunk);
}
internal String
get_first_doc_chunk(String source, Doc_Chunk_Type *type){
String start_str = make_string(source.str, 0);
String chunk = get_next_doc_chunk(source, start_str, type);
return(chunk);
}
internal void
print_doc_description(String *out, String src){
Doc_Chunk_Type type;
for (String chunk = get_first_doc_chunk(src, &type);
chunk.str;
chunk = get_next_doc_chunk(src, chunk, &type)){
switch (type){
case DocChunk_PlainText:
{
for (String line = get_first_double_line(chunk);
line.str;
line = get_next_double_line(chunk, line)){
append(out, line);
append(out, "<br><br>");
}
}break;
case DocChunk_CodeExample:
{
i32 start = 0;
i32 end = chunk.size-1;
while (start < end && chunk.str[start] != '(') ++start;
start += 1;
while (end > start && chunk.str[end] != ')') --end;
append(out, HTML_EXAMPLE_CODE_OPEN);
if (start < end){
String code_example = substr(chunk, start, end - start);
i32 first_line = 1;
for (String line = get_first_line(code_example);
line.str;
line = get_next_line(code_example, line)){
if (!(first_line && line.size == 0)){
i32 space_i = 0;
for (; space_i < line.size; ++space_i){
if (line.str[space_i] == ' '){
append(out, "&nbsp;");
}
else{
break;
}
}
String line_tail = substr_tail(line, space_i);
append(out, line_tail);
append(out, "<br>");
}
first_line = 0;
}
}
append(out, HTML_EXAMPLE_CODE_CLOSE);
}break;
}
}
}
internal void
print_struct_docs(Partition *arena, String *out, Item_Node *member){
for (Item_Node *member_iter = member->first_child;
member_iter != 0;
member_iter = member_iter->next_sibling){
String type = member_iter->type;
if (match_ss(type, make_lit_string("struct")) ||
match_ss(type, make_lit_string("union"))){
print_struct_docs(arena, out, member_iter);
}
else{
Documentation doc = {};
perform_doc_parse(arena, member_iter->doc_string, &doc);
append(out, "<div>");
append(out, "<div style='"HTML_CODE_STYLE"'>"HTML_DOC_ITEM_HEAD_INL_OPEN);
append(out, member_iter->name);
append(out, HTML_DOC_ITEM_HEAD_INL_CLOSE"</div>");
append(out, "<div style='margin-bottom: 6mm;'>"HTML_DOC_ITEM_OPEN);
print_doc_description(out, doc.main_doc);
append(out, HTML_DOC_ITEM_CLOSE"</div>");
append(out, "</div>");
}
}
}
internal void
print_see_also(String *out, Documentation *doc){
i32 doc_see_count = doc->see_also_count;
if (doc_see_count > 0){
append(out, HTML_DOC_HEAD_OPEN"See Also"HTML_DOC_HEAD_CLOSE);
for (i32 j = 0; j < doc_see_count; ++j){
String see_also = doc->see_also[j];
append(out, HTML_DOC_ITEM_OPEN"<a href='#");
append(out, see_also);
append(out, "_doc'>");
append(out, see_also);
append(out, "</a>"HTML_DOC_ITEM_CLOSE);
}
}
}
internal void
print_function_docs(Partition *arena, String *out, String name, String doc_string){
if (doc_string.size == 0){
append(out, "No documentation generated for this function.");
fprintf(stdout, "warning: no documentation string for %.*s\n", name.size, name.str);
}
Temp_Memory temp = begin_temp_memory(arena);
Documentation doc = {};
perform_doc_parse(arena, doc_string, &doc);
i32 doc_param_count = doc.param_count;
if (doc_param_count > 0){
append(out, HTML_DOC_HEAD_OPEN"Parameters"HTML_DOC_HEAD_CLOSE);
for (i32 j = 0; j < doc_param_count; ++j){
String param_name = doc.param_name[j];
String param_docs = doc.param_docs[j];
// TODO(allen): check that param_name is actually a parameter to this function!
append(out, "<div>"HTML_DOC_ITEM_HEAD_OPEN);
append(out, param_name);
append(out, HTML_DOC_ITEM_HEAD_CLOSE"<div style='margin-bottom: 6mm;'>"HTML_DOC_ITEM_OPEN);
append(out, param_docs);
append(out, HTML_DOC_ITEM_CLOSE"</div></div>");
}
}
String ret_doc = doc.return_doc;
if (ret_doc.size != 0){
append(out, HTML_DOC_HEAD_OPEN"Return"HTML_DOC_HEAD_CLOSE HTML_DOC_ITEM_OPEN);
append(out, ret_doc);
append(out, HTML_DOC_ITEM_CLOSE);
}
String main_doc = doc.main_doc;
if (main_doc.size != 0){
append(out, HTML_DOC_HEAD_OPEN"Description"HTML_DOC_HEAD_CLOSE HTML_DOC_ITEM_OPEN);
print_doc_description(out, main_doc);
append(out, HTML_DOC_ITEM_CLOSE);
}
print_see_also(out, &doc);
end_temp_memory(temp);
}
internal void
print_item_html(Partition *arena, String *out, Used_Links *used, Item_Node *item, char *id_postfix, char *section, i32 I, u32 mangle_rule){
Temp_Memory temp = begin_temp_memory(arena);
String name = apply_mangle_rule(arena, item->name, mangle_rule);
/* NOTE(allen):
Open a div for the whole item.
Put a heading in it with the name and section.
Open a "descriptive" box for the display of the code interface.
*/
append(out, "<div id='");
append(out, name);
append(out, id_postfix);
append(out, "' style='margin-bottom: 1cm;'>");
i32 has_cpp_name = 0;
if (item->cpp_name.str != 0){
if (try_to_use_link(used, item->cpp_name)){
append(out, "<div id='");
append(out, item->cpp_name);
append(out, id_postfix);
append(out, "'>");
has_cpp_name = 1;
}
}
append (out, "<h4>&sect;");
append (out, section);
append_s_char (out, '.');
append_int_to_str (out, I);
append (out, ": ");
append (out, name);
append (out, "</h4>");
append(out, "<div style='"HTML_CODE_STYLE" "HTML_DESCRIPT_SECTION_STYLE"'>");
switch (item->t){
case Item_Function:
{
// NOTE(allen): Code box
print_function_html(out, used, item->cpp_name, item->ret, "", name, item->breakdown);
// NOTE(allen): Close the code box
append(out, "</div>");
// NOTE(allen): Descriptive section
print_function_docs(arena, out, name, item->doc_string);
}break;
case Item_Macro:
{
// NOTE(allen): Code box
print_macro_html(out, name, item->breakdown);
// NOTE(allen): Close the code box
append(out, "</div>");
// NOTE(allen): Descriptive section
print_function_docs(arena, out, name, item->doc_string);
}break;
case Item_Typedef:
{
String type = item->type;
// NOTE(allen): Code box
append (out, "typedef ");
append (out, type);
append_s_char (out, ' ');
append (out, name);
append_s_char (out, ';');
// NOTE(allen): Close the code box
append(out, "</div>");
// NOTE(allen): Descriptive section
String doc_string = item->doc_string;
Documentation doc = {};
perform_doc_parse(arena, doc_string, &doc);
String main_doc = doc.main_doc;
if (main_doc.size != 0){
append(out, HTML_DOC_HEAD_OPEN"Description"HTML_DOC_HEAD_CLOSE);
append(out, HTML_DOC_ITEM_OPEN);
print_doc_description(out, main_doc);
append(out, HTML_DOC_ITEM_CLOSE);
}
else{
fprintf(stdout, "warning: no documentation string for %.*s\n", name.size, name.str);
}
print_see_also(out, &doc);
}break;
case Item_Enum:
{
// NOTE(allen): Code box
append (out, "enum ");
append (out, name);
append_s_char (out, ';');
// NOTE(allen): Close the code box
append(out, "</div>");
// NOTE(allen): Descriptive section
String doc_string = item->doc_string;
Documentation doc = {};
perform_doc_parse(arena, doc_string, &doc);
String main_doc = doc.main_doc;
if (main_doc.size != 0){
append(out, HTML_DOC_HEAD_OPEN"Description"HTML_DOC_HEAD_CLOSE);
append(out, HTML_DOC_ITEM_OPEN);
print_doc_description(out, main_doc);
append(out, HTML_DOC_ITEM_CLOSE);
}
else{
fprintf(stdout, "warning: no documentation string for %.*s\n", name.size, name.str);
}
if (item->first_child){
append(out, HTML_DOC_HEAD_OPEN"Values"HTML_DOC_HEAD_CLOSE);
for (Item_Node *member = item->first_child;
member;
member = member->next_sibling){
Documentation doc = {};
perform_doc_parse(arena, member->doc_string, &doc);
append(out, "<div>");
// NOTE(allen): Dafuq is this all?
append(out, "<div><span style='"HTML_CODE_STYLE"'>"HTML_DOC_ITEM_HEAD_INL_OPEN);
append(out, member->name);
append(out, HTML_DOC_ITEM_HEAD_INL_CLOSE);
if (member->value.str){
append(out, " = ");
append(out, member->value);
}
append(out, "</span></div>");
append(out, "<div style='margin-bottom: 6mm;'>"HTML_DOC_ITEM_OPEN);
print_doc_description(out, doc.main_doc);
append(out, HTML_DOC_ITEM_CLOSE"</div>");
append(out, "</div>");
}
}
print_see_also(out, &doc);
}break;
case Item_Struct: case Item_Union:
{
String doc_string = item->doc_string;
i32 hide_members = 0;
if (doc_string.size == 0){
hide_members = 1;
}
else{
for (String word = get_first_word(doc_string);
word.str;
word = get_next_word(doc_string, word)){
if (match_ss(word, make_lit_string("HIDE_MEMBERS"))){
hide_members = 1;
break;
}
}
}
// NOTE(allen): Code box
print_struct_html(out, item, hide_members);
// NOTE(allen): Close the code box
append(out, "</div>");
// NOTE(allen): Descriptive section
{
Documentation doc = {};
perform_doc_parse(arena, doc_string, &doc);
String main_doc = doc.main_doc;
if (main_doc.size != 0){
append(out, HTML_DOC_HEAD_OPEN"Description"HTML_DOC_HEAD_CLOSE);
append(out, HTML_DOC_ITEM_OPEN);
print_doc_description(out, main_doc);
append(out, HTML_DOC_ITEM_CLOSE);
}
else{
fprintf(stdout, "warning: no documentation string for %.*s\n", name.size, name.str);
}
if (!hide_members){
if (item->first_child){
append(out, HTML_DOC_HEAD_OPEN"Fields"HTML_DOC_HEAD_CLOSE);
print_struct_docs(arena, out, item);
}
}
print_see_also(out, &doc);
}
}break;
}
if (has_cpp_name){
append(out, "</div>");
}
// NOTE(allen): Close the item box
append(out, "</div><hr>");
end_temp_memory(temp);
}
global char* html_css =
"<style>"
"body { "
"background: " HTML_BACK_COLOR "; "
"color: " HTML_TEXT_COLOR "; "
"}"
// H things
"h1,h2,h3,h4 { "
"color: " HTML_POP_COLOR_1 "; "
"margin: 0; "
"}"
"h2 { "
"margin-top: 6mm; "
"}"
"h3 { "
"margin-top: 5mm; margin-bottom: 5mm; "
"}"
"h4 { "
"font-size: 1.1em; "
"}"
// ANCHORS
"a { "
"color: " HTML_POP_COLOR_1 "; "
"text-decoration: none; "
"}"
"a:visited { "
"color: " HTML_VISITED_LINK "; "
"}"
"a:hover { "
"background: " HTML_POP_BACK_1 "; "
"}"
// LIST
"ul { "
"list-style: none; "
"padding: 0; "
"margin: 0; "
"}"
"</style>";
struct Include_Stack{
Abstract_Item *stack[512];
u32 top;
};
struct Document_Output_System{
String *out;
Document_System *doc_system;
Used_Links *used_links;
Section_Counter *section_counter;
Include_Stack *inc_stack;
};
internal Document_Output_System
make_output_system(String *out, Document_System *doc_system, Used_Links *used_links, Section_Counter *section_counter, Include_Stack *inc_stack){
Document_Output_System sys = {};
sys.out = out;
sys.doc_system = doc_system;
sys.used_links = used_links;
sys.section_counter = section_counter;
sys.inc_stack = inc_stack;
return(sys);
}
internal void
doc_item_html(Partition *arena, Document_Output_System sys, Document_Item *item, b32 head){
switch (item->type){
case Doc_Root:
{
if (head){
append(sys.out,
"<html lang=\"en-US\">"
"<head>"
"<link rel='shortcut icon' type='image/x-icon' href='4coder_icon.ico' />"
"<title>");
append(sys.out, item->section.name);
append(sys.out, "</title>");
append(sys.out, html_css);
append(sys.out,
"</head>\n"
"<body>"
"<div style='font-family:Arial; margin: 0 auto; "
"width: ");
append_int_to_str(sys.out, HTML_WIDTH);
append(sys.out, "px; text-align: justify; line-height: 1.25;'>");
if (item->section.show_title){
append(sys.out, "<h1 style='margin-top: 5mm; margin-bottom: 5mm;'>");
append(sys.out, item->section.name);
append(sys.out, "</h1>");
}
}
else{
append(sys.out, "</div></body></html>");
}
}break;
case Doc_Section:
{
if (head){
html_render_section_header(sys.out, item->section.name, item->section.id, sys.section_counter);
}
}break;
case Doc_Error:
{
if (head){
output_error(sys.out, item->string.string);
}
}break;
case Doc_Todo:
{
if (head){
append(sys.out, "<div><i>Coming Soon</i><div>");
}
}break;
case Doc_Include:
{
// NOTE(allen): Do nothing.
}break;
case Doc_DocFull:
case Doc_DocList:
{
if (head){
Mangle_Rule mangle_rule = item->unit_elements.mangle_rule;
String name = item->unit_elements.unit;
Abstract_Item *unit_item = get_item_by_name(sys.doc_system->meta_list, name);
Meta_Unit *unit = unit_item->unit;
i32 count = unit->set.count;
if (item->type == Doc_DocList){
append(sys.out, "<ul>");
for (i32 i = 0; i < count; ++i){
String name = apply_mangle_rule(arena, unit->set.items[i].name, mangle_rule);
print_item_in_list(sys.out, name, "_doc");
}
append(sys.out, "</ul>");
}
else{
char section_space[32];
String section_str = make_fixed_width_string(section_space);
append_section_number_reduced(&section_str, sys.section_counter, 1);
terminate_with_null(&section_str);
i32 I = 1;
for (i32 i = 0; i < count; ++i, ++I){
print_item_html(arena, sys.out, sys.used_links, &unit->set.items[i], "_doc", section_str.str, I, mangle_rule);
}
}
}
}break;
case Doc_TableOfContents:
{
if (head){
append(sys.out, "<h3 style='margin:0;'>Table of Contents</h3><ul>");
i32 i = 1;
for (Document_Item *toc_item = item->parent->section.first_child;
toc_item != 0;
toc_item = toc_item->next){
if (toc_item->type == Doc_Section){
if (toc_item->section.id.size > 0){
append(sys.out, "<li><a href='#section_");
append(sys.out, toc_item->section.id);
append(sys.out, "'>&sect;");
}
else{
append(sys.out, "<li>&sect;");
}
append_int_to_str (sys.out, i);
append_s_char (sys.out, ' ');
append (sys.out, toc_item->section.name);
append (sys.out, "</a></li>");
++i;
}
}
append(sys.out, "</ul>");
}
}break;
case Doc_PlainOldText:
{
if (head){
output_plain_old_text(sys.out, item->string.string);
}
}break;
case Doc_Version:
{
if (head){
append(sys.out, VERSION);
}
}break;
case Doc_Style:
{
if (head){
output_begin_style(sys.out, item->string.string);
}
else{
output_end_style(sys.out);
}
}break;
case Doc_DocumentLink:
{
if (head){
output_document_link(sys.out, item->string.string);
}
}break;
case Doc_Link:
{
if (head){
output_begin_link(sys.doc_system, sys.out, item->string.string);
}
else{
output_end_link(sys.out);
}
}break;
case Doc_Image:
{
if (head){
output_image(arena, sys.doc_system, sys.out, item->string.string, item->string.string2);
}
}break;
case Doc_Video:
{
if (head){
output_video(sys.out, item->string.string);
}
}break;
case Doc_BeginParagraph:
{
if (head){
output_begin_paragraph(sys.out);
}
}break;
case Doc_EndParagraph:
{
if (head){
output_end_paragraph(sys.out);
}
}break;
case Doc_List:
{
if (head){
output_begin_list(sys.out);
}
else{
output_end_list(sys.out);
}
}break;
case Doc_Item:
{
if (head){
output_begin_item(sys.out, sys.section_counter);
}
else{
output_end_item(sys.out);
}
}break;
}
}
internal void
generate_document_html_inner(Partition *arena, Document_Output_System sys, Abstract_Item *doc);
internal void
generate_item_html(Partition *arena, Document_Output_System sys, Document_Item *item){
doc_item_html(arena, sys, item, true);
if (item->section.first_child != 0){
if (item->type == Doc_Section){
i32 level = ++sys.section_counter->nest_level;
sys.section_counter->counter[level] = 1;
sys.section_counter->list_item_counter = 0;
}
for (Document_Item *m = item->section.first_child;
m != 0;
m = m->next){
generate_item_html(arena, sys, m);
}
if (item->type == Doc_Section){
--sys.section_counter->nest_level;
++sys.section_counter->counter[sys.section_counter->nest_level];
}
}
if (item->type == Doc_Include){
Abstract_Item *new_doc = item->include.document;
if (new_doc != 0){
b32 duplicate = false;
for (u32 i = 0; i < sys.inc_stack->top; ++i){
if (sys.inc_stack->stack[i] == new_doc){
duplicate = true;
break;
}
}
if (duplicate){
String error = make_lit_string("recursive inclusion, halted here");
Document_Item temp_item = {};
temp_item.type = Doc_Error;
set_item_string(arena, &temp_item.string.string, error);
generate_item_html(arena, sys, &temp_item);
}
else{
generate_document_html_inner(arena, sys, new_doc);
}
}
}
doc_item_html(arena, sys, item, false);
}
internal void
generate_document_html_inner(Partition *arena, Document_Output_System sys, Abstract_Item *doc){
Assert(sys.inc_stack->top < ArrayCount(sys.inc_stack->stack));
sys.inc_stack->stack[sys.inc_stack->top++] = doc;
generate_item_html(arena, sys, doc->root_item);
--sys.inc_stack->top;
}
internal void
generate_document_html(Partition *arena, String *out, Document_System *doc_system, Abstract_Item *doc){
Assert(doc->root_item != 0);
Used_Links used_links = {};
init_used_links(arena, &used_links, 4000);
Section_Counter section_counter = {};
section_counter.counter[section_counter.nest_level] = 1;
Include_Stack inc_stack = {};
Document_Output_System sys = make_output_system(out, doc_system, &used_links, &section_counter, &inc_stack);
generate_document_html_inner(arena, sys, doc);
}
// BOTTOM