netsurf/javascript/jsapi/htmldocument.bnd

/* Binding to generate HTMLdocument interface
 *
 * Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>
 *
 * This file is part of NetSurf, http://www.netsurf-browser.org/
 *
 * Released under the terms of the MIT License,
 *         http://www.opensource.org/licenses/mit-license
 */

webidlfile "html.idl";

hdrcomment "Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>";
hdrcomment "This file is part of NetSurf, http://www.netsurf-browser.org/";
hdrcomment "Released under the terms of the MIT License,";
hdrcomment "        http://www.opensource.org/licenses/mit-license";

preamble %{

#include <dom/dom.h>

#include "utils/config.h"
#include "utils/log.h"
#include "utils/corestrings.h"
#include "utils/libdom.h"
#include "content/urldb.h"
#include "javascript/js.h"
#include "javascript/jsapi.h"
#include "render/html_internal.h"

#include "htmldocument.h"
#include "htmlelement.h"
#include "text.h"
#include "nodelist.h"
#include "location.h"

%}

#include "dom.bnd"

binding document {
	type js_libdom; /* the binding type */

	interface Document; /* Web IDL interface to generate */

	/* parameters to constructor value stored in private
	 * context structure.
	 */
	private "dom_document *" node;
	private "struct html_content *" htmlc;

	/** location instantiated on first use */
	property unshared location;

        /* compatability mode instantiated on first use */
	property unshared compatMode;

	/* events through a single interface */
	property unshared type EventHandler;
}

api finalise %{
	LOG("jscontext:%p jsobject:%p private:%p", cx, obj, private);
	if (private != NULL) {
		JSLOG("dom_document %p in content %p",
		     private->node, private->htmlc);
		dom_node_unref(private->node);
	}
%}


getter location %{
	if (!JSVAL_IS_VOID(JSAPI_PROP_RVAL(cx, vp))) {
		/* already created - return it */
		return JS_TRUE;
	}
	jsret = jsapi_new_Location(cx,
				   NULL,
				   NULL,
				   llcache_handle_get_url(private->htmlc->base.llcache));
%}

getter URL %{
	jsval loc;
	jsval jsstr = JSVAL_NULL;
	if (JS_GetProperty(cx, obj, "location", &loc) == JS_TRUE) {
		JS_GetProperty(cx, JSVAL_TO_OBJECT(loc), "href", &jsstr);
	}
	jsret = JSVAL_TO_STRING(jsstr);
%}

getter documentURI %{
	jsval loc;
	jsval jsstr = JSVAL_NULL;
	if (JS_GetProperty(cx, obj, "location", &loc) == JS_TRUE) {
		JS_GetProperty(cx, JSVAL_TO_OBJECT(loc), "href", &jsstr);
	}
	jsret = JSVAL_TO_STRING(jsstr);
%}


getter compatMode %{
	/* Returns the string "CSS1Compat" if document is in no-quirks
	 * mode or limited-quirks mode, and "BackCompat", if document
	 * is in quirks mode.
	 */
	if (!JSVAL_IS_VOID(JSAPI_PROP_RVAL(cx, vp))) {
		/* already created, just use it */
		return JS_TRUE;
	}
	if (private->htmlc->quirks == DOM_DOCUMENT_QUIRKS_MODE_FULL) {
		jsret = JS_NewStringCopyN(cx, "BackCompat", SLEN("BackCompat"));
	} else {
		jsret = JS_NewStringCopyN(cx, "CSS1Compat", SLEN("CSS1Compat"));
	}

%}

/*
getter characterSet %{
%}

getter contentType %{
%}
*/

getter cookie %{
	char *cookie_str;
	cookie_str = urldb_get_cookie(llcache_handle_get_url(private->htmlc->base.llcache), false);
	if (cookie_str != NULL) {
		jsret = JS_NewStringCopyN(cx, cookie_str, strlen(cookie_str));
		free(cookie_str);
	}
%}

getter documentElement %{
	dom_exception exc;
	dom_element *element;

	/* document (html) element */
	exc = dom_document_get_document_element(private->node, (void *)&element);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	if (element != NULL) {
		jsret = jsapi_new_HTMLElement(cx, NULL, NULL, element, private->htmlc);
	}
%}

getter head %{
	dom_node *element;
	dom_node *head;
	dom_exception exc;

	/* document (html) element */
	exc = dom_document_get_document_element(private->node, &element);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	if (element != NULL) {
		head = libdom_find_first_element(element, corestring_lwc_head) ;
		if (head != NULL) {
			jsret = jsapi_new_HTMLElement(cx, NULL, NULL, (dom_element *)head, private->htmlc);
		}
		dom_node_unref(element);
	}
%}

getter body %{
	dom_node *element;
	dom_node *body;
	dom_exception exc;

	JSDBG("Getting your body");

	/* document (html) element */
	exc = dom_document_get_document_element(private->node, &element);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	if (element != NULL) {
		body = libdom_find_first_element(element, corestring_lwc_body) ;
		if (body != NULL) {
			jsret = jsapi_new_HTMLElement(cx, NULL, NULL, (dom_element *)body, private->htmlc);
		}
		dom_node_unref(element);
	}

	JSDBG("returning jsobject %p",jsret);

%}

operation getElementById %{
	dom_string *elementId_dom;
	dom_element *element;
	dom_exception exc;

	exc = dom_string_create((unsigned char*)elementId, elementId_len, &elementId_dom);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	exc = dom_document_get_element_by_id(private->node, elementId_dom, &element);
	dom_string_unref(elementId_dom);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	if (element != NULL) {
	      jsret = jsapi_new_HTMLElement(cx, NULL, NULL, element, private->htmlc);
	}
%}

/*
 *
 * Dom 4 says this should return a htmlcollection, libdom currently
 * returns DOM 3 spec of a nodelist
 */
/* HTMLCollection Document::getElementsByTagName(DOMString localName); */
operation getElementsByTagName %{
	dom_string *localName_dom;
	/* dom_html_collection *collection;*/
	dom_nodelist *nodelist;
	dom_exception exc;

	exc = dom_string_create((uint8_t *)localName, localName_len, &localName_dom);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	exc = dom_document_get_elements_by_tag_name(private->node, localName_dom, /*&collection*/&nodelist);
	dom_string_unref(localName_dom);
	if (exc != DOM_NO_ERR) {
		return JS_FALSE;
	}

	if (/*collection*/nodelist != NULL) {
		/*jsret = jsapi_new_HTMLCollection(cx,
						 NULL,
						 NULL,
						 collection,
						 private->htmlc);*/
		jsret = jsapi_new_NodeList(cx,
						 NULL,
						 NULL,
						 nodelist,
						 private->htmlc);
	}

%}

operation write %{
	if (private->htmlc->parser != NULL) {
		dom_hubbub_parser_insert_chunk(private->htmlc->parser, (uint8_t *)text, text_len);
	}
%}

/* interface Document (dom) { Text createTextNode(DOMString data);  } */
operation createTextNode %{
	dom_string *data_dom;
	dom_exception exc;
	dom_text *text;

	if (data != NULL) {

		JSDBG("Creating text node for string \"%s\"", data);
		exc = dom_string_create((unsigned char*)data, data_len, &data_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		exc = dom_document_create_text_node(private->node, data_dom, &text);
		dom_string_unref(data_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		jsret = jsapi_new_Text(cx, NULL, NULL, text, private->htmlc);
	}

	JSDBG("returning jsobject %p",jsret);

%}

/* interface Document (dom) { Comment createComment(DOMString data);  } */
operation createComment %{
	dom_string *data_dom;
	dom_exception exc;
	dom_comment *comment;

	if (data != NULL) {

		JSDBG("Creating string \"%s\"", data);
		exc = dom_string_create((unsigned char*)data,
					data_len,
					&data_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		JSDBG("Creating comment object for dom string \"%s\"",
		      dom_string_data(data_dom));
		exc = dom_document_create_comment(private->node,
						  data_dom,
						  &comment);
		dom_string_unref(data_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		jsret = jsapi_new_Comment(cx, NULL, NULL, comment, private->htmlc);
	}

	JSDBG("returning jsobject %p", jsret);

%}

/* in dom Document */
operation createElement %{
	dom_string *localName_dom;
	dom_exception exc;
	dom_element *element;

	if (localName != NULL) {
		JSDBG("Creating text node for string \"%s\"", localName);
		exc = dom_string_create((unsigned char*)localName, localName_len, &localName_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		exc = dom_document_create_element(private->node, localName_dom, &element);
		dom_string_unref(localName_dom);
		if (exc != DOM_NO_ERR) {
			return JS_FALSE;
		}

		jsret = jsapi_new_HTMLElement(cx, NULL, NULL, element, private->htmlc);
	}

	JSDBG("returning jsobject %p",jsret);

%}

getter EventHandler %{
	JSLOG("propname[%d].name=\"%s\"",
	      tinyid,
	      jsclass_properties[tinyid].name);
%}


setter EventHandler %{
	dom_string *event_type_dom;

	JSLOG("propname[%d].name=\"%s\"",
	      tinyid,
	      jsclass_properties[tinyid].name);

	switch (tinyid) {
	case JSAPI_PROP_TINYID_onabort:
		event_type_dom = corestring_dom_abort;
		break;

	case JSAPI_PROP_TINYID_onblur:
		event_type_dom = corestring_dom_blur;
		break;

	case JSAPI_PROP_TINYID_oncancel:
		event_type_dom = corestring_dom_cancel;
		break;

	case JSAPI_PROP_TINYID_oncanplay:
		event_type_dom = corestring_dom_canplay;
		break;

	case JSAPI_PROP_TINYID_oncanplaythrough:
		event_type_dom = corestring_dom_canplaythrough;
		break;

	case JSAPI_PROP_TINYID_onchange:
		event_type_dom = corestring_dom_change;
		break;

	case JSAPI_PROP_TINYID_onclick:
		event_type_dom = corestring_dom_click;
		break;

	case JSAPI_PROP_TINYID_onclose:
		event_type_dom = corestring_dom_close;
		break;

	case JSAPI_PROP_TINYID_oncontextmenu:
		event_type_dom = corestring_dom_contextmenu;
		break;

	case JSAPI_PROP_TINYID_oncuechange:
		event_type_dom = corestring_dom_cuechange;
		break;

	case JSAPI_PROP_TINYID_ondblclick:
		event_type_dom = corestring_dom_dblclick;
		break;

	case JSAPI_PROP_TINYID_ondrag:
		event_type_dom = corestring_dom_drag;
		break;

	case JSAPI_PROP_TINYID_ondragend:
		event_type_dom = corestring_dom_dragend;
		break;

	case JSAPI_PROP_TINYID_ondragenter:
		event_type_dom = corestring_dom_dragenter;
		break;

	case JSAPI_PROP_TINYID_ondragleave:
		event_type_dom = corestring_dom_dragleave;
		break;

	case JSAPI_PROP_TINYID_ondragover:
		event_type_dom = corestring_dom_dragover;
		break;

	case JSAPI_PROP_TINYID_ondragstart:
		event_type_dom = corestring_dom_dragstart;
		break;

	case JSAPI_PROP_TINYID_ondrop:
		event_type_dom = corestring_dom_drop;
		break;

	case JSAPI_PROP_TINYID_ondurationchange:
		event_type_dom = corestring_dom_durationchange;
		break;

	case JSAPI_PROP_TINYID_onemptied:
		event_type_dom = corestring_dom_emptied;
		break;

	case JSAPI_PROP_TINYID_onended:
		event_type_dom = corestring_dom_ended;
		break;

	case JSAPI_PROP_TINYID_onerror:
		event_type_dom = corestring_dom_error;
		break;

	case JSAPI_PROP_TINYID_onfocus:
		event_type_dom = corestring_dom_focus;
		break;

	case JSAPI_PROP_TINYID_oninput:
		event_type_dom = corestring_dom_input;
		break;

	case JSAPI_PROP_TINYID_oninvalid:
		event_type_dom = corestring_dom_invalid;
		break;

	case JSAPI_PROP_TINYID_onkeydown:
		event_type_dom = corestring_dom_keydown;
		break;

	case JSAPI_PROP_TINYID_onkeypress:
		event_type_dom = corestring_dom_keypress;
		break;

	case JSAPI_PROP_TINYID_onkeyup:
		event_type_dom = corestring_dom_keyup;
		break;

	case JSAPI_PROP_TINYID_onload:
		event_type_dom = corestring_dom_load;
		break;

	case JSAPI_PROP_TINYID_onloadeddata:
		event_type_dom = corestring_dom_loadeddata;
		break;

	case JSAPI_PROP_TINYID_onloadedmetadata:
		event_type_dom = corestring_dom_loadedmetadata;
		break;

	case JSAPI_PROP_TINYID_onloadstart:
		event_type_dom = corestring_dom_loadstart;
		break;

	case JSAPI_PROP_TINYID_onmousedown:
		event_type_dom = corestring_dom_mousedown;
		break;

	case JSAPI_PROP_TINYID_onmousemove:
		event_type_dom = corestring_dom_mousemove;
		break;

	case JSAPI_PROP_TINYID_onmouseout:
		event_type_dom = corestring_dom_mouseout;
		break;

	case JSAPI_PROP_TINYID_onmouseover:
		event_type_dom = corestring_dom_mouseover;
		break;

	case JSAPI_PROP_TINYID_onmouseup:
		event_type_dom = corestring_dom_mouseup;
		break;

	case JSAPI_PROP_TINYID_onmousewheel:
		event_type_dom = corestring_dom_mousewheel;
		break;

	case JSAPI_PROP_TINYID_onpause:
		event_type_dom = corestring_dom_pause;
		break;

	case JSAPI_PROP_TINYID_onplay:
		event_type_dom = corestring_dom_play;
		break;

	case JSAPI_PROP_TINYID_onplaying:
		event_type_dom = corestring_dom_playing;
		break;

	case JSAPI_PROP_TINYID_onprogress:
		event_type_dom = corestring_dom_progress;
		break;

	case JSAPI_PROP_TINYID_onratechange:
		event_type_dom = corestring_dom_ratechange;
		break;

	case JSAPI_PROP_TINYID_onreset:
		event_type_dom = corestring_dom_reset;
		break;

	case JSAPI_PROP_TINYID_onscroll:
		event_type_dom = corestring_dom_scroll;
		break;

	case JSAPI_PROP_TINYID_onseeked:
		event_type_dom = corestring_dom_seeked;
		break;

	case JSAPI_PROP_TINYID_onseeking:
		event_type_dom = corestring_dom_seeking;
		break;

	case JSAPI_PROP_TINYID_onselect:
		event_type_dom = corestring_dom_select;
		break;

	case JSAPI_PROP_TINYID_onshow:
		event_type_dom = corestring_dom_show;
		break;

	case JSAPI_PROP_TINYID_onstalled:
		event_type_dom = corestring_dom_stalled;
		break;

	case JSAPI_PROP_TINYID_onsubmit:
		event_type_dom = corestring_dom_submit;
		break;

	case JSAPI_PROP_TINYID_onsuspend:
		event_type_dom = corestring_dom_suspend;
		break;

	case JSAPI_PROP_TINYID_ontimeupdate:
		event_type_dom = corestring_dom_timeupdate;
		break;

	case JSAPI_PROP_TINYID_onvolumechange:
		event_type_dom = corestring_dom_volumechange;
		break;

	case JSAPI_PROP_TINYID_onwaiting:
		event_type_dom = corestring_dom_waiting;
		break;

	case JSAPI_PROP_TINYID_onreadystatechange:
		event_type_dom = corestring_dom_readystatechange;
		break;

	default:
		JSLOG("called with unknown tinyid");
		return JS_TRUE;
	}

	js_dom_event_add_listener((struct jscontext *)cx,
				  private->node,
				  (dom_node *)private->node,
				  event_type_dom,
				  vp);
%}