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[HTML5] Add easy to use download API.

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New `JavaScript.download_buffer` method to create a prompt that let the
user download a file.
This commit is contained in:
Fabio Alessandrelli
2021-05-19 15:53:04 +02:00
parent 8c2beeea90
commit fdf66a21f1
8 changed files with 51 additions and 61 deletions
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5
platform/javascript/api/api.cpp
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@@ -70,6 +70,7 @@ void JavaScript::_bind_methods() {
mi.arguments.push_back(PropertyInfo(Variant::STRING, "object"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "create_object", &JavaScript::_create_object_bind, mi);
}
ClassDB::bind_method(D_METHOD("download_buffer", "buffer", "name", "mime"), &JavaScript::download_buffer, DEFVAL("application/octet-stream"));
}
#if !defined(JAVASCRIPT_ENABLED) || !defined(JAVASCRIPT_EVAL_ENABLED)
@@ -100,3 +101,7 @@ Variant JavaScript::_create_object_bind(const Variant **p_args, int p_argcount,
return Ref<JavaScriptObject>();
}
#endif
#if !defined(JAVASCRIPT_ENABLED)
void JavaScript::download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime) {
}
#endif

1
platform/javascript/api/javascript_singleton.h
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@@ -58,6 +58,7 @@ public:
Ref<JavaScriptObject> get_interface(const String &p_interface);
Ref<JavaScriptObject> create_callback(const Callable &p_callable);
Variant _create_object_bind(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
void download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime = "application/octet-stream");
static JavaScript *get_singleton();
JavaScript();

9
platform/javascript/api/javascript_tools_editor_plugin.cpp
View File

@@ -41,7 +41,7 @@
// JavaScript functions defined in library_godot_editor_tools.js
extern "C" {
extern void godot_js_editor_download_file(const char *p_path, const char *p_name, const char *p_mime);
extern int godot_js_os_download_buffer(const uint8_t *p_buf, int p_buf_size, const char *p_name, const char *p_mime);
}
static void _javascript_editor_init_callback() {
@@ -69,7 +69,12 @@ void JavaScriptToolsEditorPlugin::_download_zip(Variant p_v) {
String base_path = resource_path.substr(0, resource_path.rfind("/")) + "/";
_zip_recursive(resource_path, base_path, zip);
zipClose(zip, nullptr);
godot_js_editor_download_file("/tmp/project.zip", "project.zip", "application/zip");
FileAccess *f = FileAccess::open("/tmp/project.zip", FileAccess::READ);
ERR_FAIL_COND_MSG(!f, "Unable to create zip file");
Vector<uint8_t> buf;
buf.resize(f->get_len());
f->get_buffer(buf.ptrw(), buf.size());
godot_js_os_download_buffer(buf.ptr(), buf.size(), "project.zip", "application/zip");
}
void JavaScriptToolsEditorPlugin::_zip_file(String p_path, String p_base_path, zipFile p_zip) {