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mirror of https://github.com/rkd77/elinks.git synced 2025-02-02 15:09:23 -05:00
2022-02-23 19:53:24 +01:00

1492 lines
40 KiB
C

/* The SpiderMonkey window object implementation. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "elinks.h"
#include "ecmascript/spidermonkey/util.h"
#include <jsfriendapi.h>
#include "bfu/dialog.h"
#include "cache/cache.h"
#include "cookies/cookies.h"
#include "dialogs/menu.h"
#include "dialogs/status.h"
#include "document/html/frames.h"
#include "document/document.h"
#include "document/forms.h"
#include "document/view.h"
#include "ecmascript/ecmascript.h"
#include "ecmascript/spidermonkey.h"
#include "ecmascript/spidermonkey/document.h"
#include "ecmascript/spidermonkey/form.h"
#include "ecmascript/spidermonkey/forms.h"
#include "ecmascript/spidermonkey/input.h"
#include "ecmascript/spidermonkey/window.h"
#include "intl/libintl.h"
#include "main/select.h"
#include "osdep/newwin.h"
#include "osdep/sysname.h"
#include "protocol/http/http.h"
#include "protocol/uri.h"
#include "session/history.h"
#include "session/location.h"
#include "session/session.h"
#include "session/task.h"
#include "terminal/tab.h"
#include "terminal/terminal.h"
#include "util/conv.h"
#include "util/memory.h"
#include "util/string.h"
#include "viewer/text/draw.h"
#include "viewer/text/form.h"
#include "viewer/text/link.h"
#include "viewer/text/vs.h"
#include <libxml++/libxml++.h>
//static JSClass form_class; /* defined below */
static bool form_get_property_action(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_set_property_action(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_elements(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_encoding(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_set_property_encoding(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_length(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_method(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_set_property_method(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_name(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_set_property_name(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_get_property_target(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool form_set_property_target(JSContext *ctx, unsigned int argc, JS::Value *vp);
static void form_finalize(JSFreeOp *op, JSObject *obj);
static JSClassOps form_ops = {
nullptr, // addProperty
nullptr, // deleteProperty
nullptr, // enumerate
nullptr, // newEnumerate
nullptr, // resolve
nullptr, // mayResolve
form_finalize, // finalize
nullptr, // call
nullptr, // hasInstance
nullptr, // construct
JS_GlobalObjectTraceHook
};
/* Each @form_class object must have a @document_class parent. */
JSClass form_class = {
"form",
JSCLASS_HAS_PRIVATE, /* struct form_view *, or NULL if detached */
&form_ops
};
void
spidermonkey_detach_form_state(struct form_state *fs)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSObject *jsinput = (JSObject *)fs->ecmascript_obj;
if (jsinput) {
// JS::RootedObject r_jsinput(spidermonkey_empty_context, jsinput);
/* This assumes JS_GetInstancePrivate and JS_SetPrivate
* cannot GC. */
/* If this assertion fails, it is not clear whether
* the private pointer of jsinput should be reset;
* crashes seem possible either way. Resetting it is
* easiest. */
// assert(JS_GetInstancePrivate(spidermonkey_empty_context,
// r_jsinput,
// &input_class, NULL)
// == fs);
// if_assert_failed {}
JS_SetPrivate(jsinput, NULL);
fs->ecmascript_obj = NULL;
}
}
void
spidermonkey_moved_form_state(struct form_state *fs)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSObject *jsinput = (JSObject *)fs->ecmascript_obj;
if (jsinput) {
/* This assumes JS_SetPrivate cannot GC. If it could,
* then the GC might call input_finalize for some
* other object whose struct form_state has also been
* reallocated, and an assertion would fail in
* input_finalize. */
JS_SetPrivate(jsinput, fs);
}
}
static JSObject *
get_form_control_object(JSContext *ctx,
enum form_type type, struct form_state *fs)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
switch (type) {
case FC_TEXT:
case FC_PASSWORD:
case FC_FILE:
case FC_CHECKBOX:
case FC_RADIO:
case FC_SUBMIT:
case FC_IMAGE:
case FC_RESET:
case FC_BUTTON:
case FC_HIDDEN:
case FC_SELECT:
return get_input_object(ctx, fs);
case FC_TEXTAREA:
/* TODO */
return NULL;
default:
INTERNAL("Weird fc->type %d", type);
return NULL;
}
}
static void elements_finalize(JSFreeOp *op, JSObject *obj);
static JSClassOps form_elements_ops = {
nullptr, // addProperty
nullptr, // deleteProperty
nullptr, // enumerate
nullptr, // newEnumerate
nullptr, // resolve
nullptr, // mayResolve
elements_finalize, // finalize
nullptr, // call
nullptr, // hasInstance
nullptr, // construct
JS_GlobalObjectTraceHook
};
/* Each @form_elements_class object must have a @form_class parent. */
static JSClass form_elements_class = {
"elements",
JSCLASS_HAS_PRIVATE,
&form_elements_ops
};
static bool form_set_items(JSContext *ctx, JS::HandleObject hobj, void *node);
static bool form_set_items2(JSContext *ctx, JS::HandleObject hobj, void *node);
static bool form_elements_item2(JSContext *ctx, JS::HandleObject hobj, int index, JS::MutableHandleValue hvp);
static bool form_elements_namedItem2(JSContext *ctx, JS::HandleObject hobj, char *string, JS::MutableHandleValue hvp);
static bool form_elements_item(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool form_elements_namedItem(JSContext *ctx, unsigned int argc, JS::Value *rval);
static const spidermonkeyFunctionSpec form_elements_funcs[] = {
{ "item", form_elements_item, 1 },
{ "namedItem", form_elements_namedItem, 1 },
{ NULL }
};
static bool form_elements_get_property_length(JSContext *ctx, unsigned int argc, JS::Value *vp);
/* Tinyids of properties. Use negative values to distinguish these
* from array indexes (elements[INT] for INT>=0 is equivalent to
* elements.item(INT)). ECMAScript code should not use these directly
* as in elements[-1]; future versions of ELinks may change the numbers. */
enum form_elements_prop {
JSP_FORM_ELEMENTS_LENGTH = -1,
};
static JSPropertySpec form_elements_props[] = {
JS_PSG("length", form_elements_get_property_length, JSPROP_ENUMERATE),
JS_PS_END
};
static void
elements_finalize(JSFreeOp *op, JSObject *obj)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct form_view *fv = (struct form_view *)JS_GetPrivate(obj);
if (fv) {
/* If this assertion fails, leave fv->ecmascript_obj
* unchanged, because it may point to a different
* JSObject whose private pointer will later have to
* be updated to avoid crashes. */
/// assert(fv->ecmascript_obj == obj);
/// if_assert_failed return;
fv->ecmascript_obj = NULL;
/* No need to JS_SetPrivate, because the object is
* being destroyed. */
}
}
static bool
form_set_items(JSContext *ctx, JS::HandleObject hobj, void *node)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct view_state *vs;
struct document_view *doc_view;
struct document *document;
struct form_view *form_view;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_elements_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
document = doc_view->document;
form_view = (struct form_view *)JS_GetInstancePrivate(ctx, hobj, &form_elements_class, nullptr);
if (!form_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false; /* detached */
}
form = find_form_by_form_view(document, form_view);
#if 0
if (JSID_IS_STRING(id)) {
JS::RootedValue r_idval(ctx, idval);
JS_IdToValue(ctx, id, &r_idval);
char *string = jsval_to_string(ctx, r_idval);
if (string) {
xmlpp::ustring test = string;
if (test == "item" || test == "namedItem") {
mem_free(string);
return true;
}
form_elements_namedItem2(ctx, hobj, string, hvp);
mem_free(string);
}
return true;
}
#endif
int counter = 0;
struct el_form_control *fc;
foreach (fc, form->items) {
struct form_state *fs = find_form_state(doc_view, fc);
if (!fs) {
continue;
}
JSObject *obj = get_form_control_object(ctx, fc->type, fs);
if (!obj) {
continue;
}
JS::RootedObject v(ctx, obj);
JS::RootedValue ro(ctx, JS::ObjectOrNullValue(v));
JS_SetElement(ctx, hobj, counter, ro);
if (fc->id) {
if (strcmp(fc->id, "item") && strcmp(fc->id, "namedItem")) {
JS_DefineProperty(ctx, hobj, fc->id, ro, JSPROP_ENUMERATE | JSPROP_RESOLVING);
}
} else if (fc->name) {
if (strcmp(fc->name, "item") && strcmp(fc->name, "namedItem")) {
JS_DefineProperty(ctx, hobj, fc->name, ro, JSPROP_ENUMERATE | JSPROP_RESOLVING);
}
}
counter++;
}
return true;
}
static bool
form_set_items2(JSContext *ctx, JS::HandleObject hobj, void *node)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct view_state *vs;
struct document_view *doc_view;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
form = (struct form *)node;
struct el_form_control *fc;
foreach (fc, form->items) {
struct form_state *fs = find_form_state(doc_view, fc);
if (!fs) {
continue;
}
JSObject *obj = get_form_control_object(ctx, fc->type, fs);
if (!obj) {
continue;
}
JS::RootedObject v(ctx, obj);
JS::RootedValue ro(ctx, JS::ObjectOrNullValue(v));
if (fc->id) {
if (strcmp(fc->id, "item") && strcmp(fc->id, "namedItem")) {
JS_DefineProperty(ctx, hobj, fc->id, ro, JSPROP_ENUMERATE);
}
} else if (fc->name) {
if (strcmp(fc->name, "item") && strcmp(fc->name, "namedItem")) {
JS_DefineProperty(ctx, hobj, fc->name, ro, JSPROP_ENUMERATE);
}
}
}
return true;
}
static bool
form_elements_get_property_length(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct document_view *doc_view;
struct document *document;
struct form_view *form_view;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
doc_view = vs->doc_view;
document = doc_view->document;
form_view = (struct form_view *)JS_GetInstancePrivate(ctx, hobj, &form_elements_class, nullptr);
if (!form_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false; /* detached */
}
form = find_form_by_form_view(document, form_view);
args.rval().setInt32(list_size(&form->items));
return true;
}
/* @form_elements_funcs{"item"} */
static bool
form_elements_item(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Value val;
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
JS::RootedValue rval(ctx, val);
int index = args[0].toInt32();
bool ret = form_elements_item2(ctx, hobj, index, &rval);
args.rval().set(rval);
return ret;
}
static bool
form_elements_item2(JSContext *ctx, JS::HandleObject hobj, int index, JS::MutableHandleValue hvp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::RootedObject parent_form(ctx); /* instance of @form_class */
JS::RootedObject parent_doc(ctx); /* instance of @document_class */
struct view_state *vs;
struct document_view *doc_view;
struct document *document;
struct form_view *form_view;
struct form *form;
struct el_form_control *fc;
int counter = -1;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
if (!JS_InstanceOf(ctx, hobj, &form_elements_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
document = doc_view->document;
form_view = (struct form_view *)JS_GetInstancePrivate(ctx, hobj, &form_elements_class, nullptr);
if (!form_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false; /* detached */
}
form = find_form_by_form_view(document, form_view);
hvp.setUndefined();
foreach (fc, form->items) {
counter++;
if (counter == index) {
struct form_state *fs = find_form_state(doc_view, fc);
if (fs) {
JSObject *fcobj = get_form_control_object(ctx, fc->type, fs);
if (fcobj) {
hvp.setObject(*fcobj);
}
}
break;
}
}
return true;
}
/* @form_elements_funcs{"namedItem"} */
static bool
form_elements_namedItem(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Value val;
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
JS::RootedValue rval(ctx, val);
char *string = jsval_to_string(ctx, args[0]);
bool ret = form_elements_namedItem2(ctx, hobj, string, &rval);
args.rval().set(rval);
mem_free_if(string);
return ret;
}
static bool
form_elements_namedItem2(JSContext *ctx, JS::HandleObject hobj, char *string, JS::MutableHandleValue hvp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::RootedObject parent_form(ctx); /* instance of @form_class */
JS::RootedObject parent_doc(ctx); /* instance of @document_class */
struct view_state *vs;
struct document_view *doc_view;
struct document *document;
struct form_view *form_view;
struct form *form;
struct el_form_control *fc;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
if (!*string) {
return true;
}
if (!JS_InstanceOf(ctx, hobj, &form_elements_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
document = doc_view->document;
form_view = (struct form_view *)JS_GetInstancePrivate(ctx, hobj, &form_elements_class, nullptr);
if (!form_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false; /* detached */
}
form = find_form_by_form_view(document, form_view);
hvp.setUndefined();
foreach (fc, form->items) {
if ((fc->id && !c_strcasecmp(string, fc->id))
|| (fc->name && !c_strcasecmp(string, fc->name))) {
struct form_state *fs = find_form_state(doc_view, fc);
if (fs) {
JSObject *fcobj = get_form_control_object(ctx, fc->type, fs);
if (fcobj) {
hvp.setObject(*fcobj);
}
}
break;
}
}
return true;
}
/* Tinyids of properties. Use negative values to distinguish these
* from array indexes (even though this object has no array elements).
* ECMAScript code should not use these directly as in form[-1];
* future versions of ELinks may change the numbers. */
enum form_prop {
JSP_FORM_ACTION = -1,
JSP_FORM_ELEMENTS = -2,
JSP_FORM_ENCODING = -3,
JSP_FORM_LENGTH = -4,
JSP_FORM_METHOD = -5,
JSP_FORM_NAME = -6,
JSP_FORM_TARGET = -7,
};
static JSPropertySpec form_props[] = {
JS_PSGS("action", form_get_property_action, form_set_property_action, JSPROP_ENUMERATE),
JS_PSG("elements", form_get_property_elements, JSPROP_ENUMERATE),
JS_PSGS("encoding", form_get_property_encoding, form_set_property_encoding, JSPROP_ENUMERATE),
JS_PSG("length", form_get_property_length, JSPROP_ENUMERATE),
JS_PSGS("method", form_get_property_method, form_set_property_method, JSPROP_ENUMERATE),
JS_PSGS("name", form_get_property_name, form_set_property_name, JSPROP_ENUMERATE),
JS_PSGS("target", form_get_property_target, form_set_property_target, JSPROP_ENUMERATE),
JS_PS_END
};
static bool form_reset(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool form_submit(JSContext *ctx, unsigned int argc, JS::Value *rval);
static const spidermonkeyFunctionSpec form_funcs[] = {
{ "reset", form_reset, 0 },
{ "submit", form_submit, 0 },
{ NULL }
};
static bool
form_get_property_action(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
args.rval().setString(JS_NewStringCopyZ(ctx, form->action));
return true;
}
static bool
form_set_property_action(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
char *string;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
string = jsval_to_string(ctx, args[0]);
if (form->action) {
ecmascript_set_action(&form->action, string);
} else {
mem_free_set(&form->action, string);
}
return true;
}
static bool
form_get_property_elements(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
struct view_state *vs = interpreter->vs;
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct form *form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
if (!form) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct form_view *fv = nullptr;
bool found = false;
foreach (fv, vs->forms) {
if (fv->form_num == form->form_num) {
found = true;
break;
}
}
if (!found || !fv) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
/* jsform ('form') is form_elements' parent; who knows is that's correct */
JSObject *jsform_elems = JS_NewObjectWithGivenProto(ctx, &form_elements_class, hobj);
JS::RootedObject r_jsform_elems(ctx, jsform_elems);
JS_DefineProperties(ctx, r_jsform_elems, (JSPropertySpec *) form_elements_props);
spidermonkey_DefineFunctions(ctx, jsform_elems,
form_elements_funcs);
JS_SetPrivate(jsform_elems, fv);
fv->ecmascript_obj = jsform_elems;
form_set_items(ctx, r_jsform_elems, fv);
args.rval().setObject(*r_jsform_elems);
return true;
}
static bool
form_get_property_encoding(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
switch (form->method) {
case FORM_METHOD_GET:
case FORM_METHOD_POST:
args.rval().setString(JS_NewStringCopyZ(ctx, "application/x-www-form-urlencoded"));
break;
case FORM_METHOD_POST_MP:
args.rval().setString(JS_NewStringCopyZ(ctx, "multipart/form-data"));
break;
case FORM_METHOD_POST_TEXT_PLAIN:
args.rval().setString(JS_NewStringCopyZ(ctx, "text/plain"));
break;
}
return true;
}
/* @form_class.setProperty */
static bool
form_set_property_encoding(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
char *string;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
string = jsval_to_string(ctx, args[0]);
if (!string) {
return true;
}
if (!c_strcasecmp(string, "application/x-www-form-urlencoded")) {
form->method = form->method == FORM_METHOD_GET ? FORM_METHOD_GET
: FORM_METHOD_POST;
} else if (!c_strcasecmp(string, "multipart/form-data")) {
form->method = FORM_METHOD_POST_MP;
} else if (!c_strcasecmp(string, "text/plain")) {
form->method = FORM_METHOD_POST_TEXT_PLAIN;
}
mem_free(string);
return true;
}
static bool
form_get_property_length(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
args.rval().setInt32(list_size(&form->items));
return true;
}
static bool
form_get_property_method(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
switch (form->method) {
case FORM_METHOD_GET:
args.rval().setString(JS_NewStringCopyZ(ctx, "GET"));
break;
case FORM_METHOD_POST:
case FORM_METHOD_POST_MP:
case FORM_METHOD_POST_TEXT_PLAIN:
args.rval().setString(JS_NewStringCopyZ(ctx, "POST"));
break;
}
return true;
}
/* @form_class.setProperty */
static bool
form_set_property_method(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
char *string;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
string = jsval_to_string(ctx, args[0]);
if (!string) {
return true;
}
if (!c_strcasecmp(string, "GET")) {
form->method = FORM_METHOD_GET;
} else if (!c_strcasecmp(string, "POST")) {
form->method = FORM_METHOD_POST;
}
mem_free(string);
return true;
}
static bool
form_get_property_name(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
args.rval().setString(JS_NewStringCopyZ(ctx, form->name));
return true;
}
/* @form_class.setProperty */
static bool
form_set_property_name(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
mem_free_set(&form->name, jsval_to_string(ctx, args[0]));
return true;
}
static bool
form_get_property_target(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
args.rval().setString(JS_NewStringCopyZ(ctx, form->target));
return true;
}
static bool
form_set_property_target(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &form_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
mem_free_set(&form->target, jsval_to_string(ctx, args[0]));
return true;
}
/* @form_funcs{"reset"} */
static bool
form_reset(JSContext *ctx, unsigned int argc, JS::Value *rval)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Value val;
JS::RootedObject parent_doc(ctx); /* instance of @document_class */
JS::CallArgs args = JS::CallArgsFromVp(argc, rval);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
// JS::Value *argv = JS_ARGV(ctx, rval);
struct view_state *vs;
struct document_view *doc_view;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
if (!JS_InstanceOf(ctx, hobj, &form_class, &args)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
do_reset_form(doc_view, form);
draw_forms(doc_view->session->tab->term, doc_view);
args.rval().setBoolean(false);
return true;
}
/* @form_funcs{"submit"} */
static bool
form_submit(JSContext *ctx, unsigned int argc, JS::Value *rval)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Value val;
JS::RootedObject parent_doc(ctx); /* instance of @document_class */
JS::CallArgs args = JS::CallArgsFromVp(argc, rval);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
// JS::Value *argv = JS_ARGV(ctx, rval);
struct view_state *vs;
struct document_view *doc_view;
struct session *ses;
struct form *form;
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
if (!JS_InstanceOf(ctx, hobj, &form_class, &args)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
doc_view = vs->doc_view;
ses = doc_view->session;
form = (struct form *)JS_GetInstancePrivate(ctx, hobj, &form_class, nullptr);
assert(form);
submit_given_form(ses, doc_view, form, 0);
args.rval().setBoolean(false);
return true;
}
JSObject *
get_form_object(JSContext *ctx, JSObject *jsdoc, struct form *form)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSObject *jsform = (JSObject *)form->ecmascript_obj;
if (jsform) {
JS::RootedObject r_jsform(ctx, jsform);
/* This assumes JS_GetInstancePrivate cannot GC. */
assert(JS_GetInstancePrivate(ctx, r_jsform,
&form_class, NULL)
== form);
if_assert_failed return NULL;
return jsform;
}
/* jsdoc ('document') is fv's parent */
/* FIXME: That is NOT correct since the real containing element
* should be its parent, but gimme DOM first. --pasky */
jsform = JS_NewObject(ctx, &form_class);
if (jsform == NULL)
return NULL;
JS::RootedObject r_jsform(ctx, jsform);
JS_DefineProperties(ctx, r_jsform, form_props);
spidermonkey_DefineFunctions(ctx, jsform, form_funcs);
JS_SetPrivate(jsform, form); /* to @form_class */
form->ecmascript_obj = jsform;
form_set_items2(ctx, r_jsform, form);
return jsform;
}
static void
form_finalize(JSFreeOp *op, JSObject *jsform)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct form *form = (struct form *)JS_GetPrivate(jsform);
if (form) {
/* If this assertion fails, leave fv->ecmascript_obj
* unchanged, because it may point to a different
* JSObject whose private pointer will later have to
* be updated to avoid crashes. */
assert(form->ecmascript_obj == jsform);
if_assert_failed return;
form->ecmascript_obj = NULL;
/* No need to JS_SetPrivate, because the object is
* being destroyed. */
}
}
void
spidermonkey_detach_form_view(struct form_view *fv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSObject *jsform = (JSObject *)fv->ecmascript_obj;
if (jsform) {
// JS::RootedObject r_jsform(spidermonkey_empty_context, jsform);
/* This assumes JS_GetInstancePrivate and JS_SetPrivate
* cannot GC. */
/* If this assertion fails, it is not clear whether
* the private pointer of jsform should be reset;
* crashes seem possible either way. Resetting it is
* easiest. */
// assert(JS_GetInstancePrivate(spidermonkey_empty_context,
// r_jsform,
// &form_class, NULL)
// == fv);
// if_assert_failed {}
JS_SetPrivate(jsform, NULL);
fv->ecmascript_obj = NULL;
}
}