Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * D-Bus++ - C++ bindings for D-Bus |
| 4 | * |
| 5 | * Copyright (C) 2005-2007 Paolo Durante <shackan@gmail.com> |
| 6 | * |
| 7 | * |
| 8 | * This library is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This library is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with this library; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #ifdef HAVE_CONFIG_H |
| 25 | #include <config.h> |
| 26 | #endif |
| 27 | |
| 28 | #include <dbus-c++/introspection.h> |
| 29 | #include <dbus-c++/object.h> |
| 30 | #include <dbus-c++/message.h> |
| 31 | |
| 32 | #include <dbus/dbus.h> |
| 33 | |
| 34 | #include <sstream> |
| 35 | |
| 36 | using namespace DBus; |
| 37 | |
| 38 | static const char *introspectable_name = "org.freedesktop.DBus.Introspectable"; |
| 39 | |
| 40 | IntrospectableAdaptor::IntrospectableAdaptor() |
| 41 | : InterfaceAdaptor(introspectable_name) |
| 42 | { |
| 43 | register_method(IntrospectableAdaptor, Introspect, Introspect); |
| 44 | } |
| 45 | |
| 46 | Message IntrospectableAdaptor::Introspect(const CallMessage &call) |
| 47 | { |
| 48 | debug_log("requested introspection data"); |
| 49 | |
| 50 | std::ostringstream xml; |
| 51 | |
| 52 | xml << DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE; |
| 53 | |
| 54 | const std::string path = object()->path(); |
| 55 | |
| 56 | xml << "<node name=\"" << path << "\">"; |
| 57 | |
| 58 | InterfaceAdaptorTable::const_iterator iti; |
| 59 | |
| 60 | for (iti = _interfaces.begin(); iti != _interfaces.end(); ++iti) |
| 61 | { |
| 62 | debug_log("introspecting interface %s", iti->first.c_str()); |
| 63 | |
| 64 | IntrospectedInterface *const intro = iti->second->introspect(); |
| 65 | if (intro) |
| 66 | { |
| 67 | xml << "\n\t<interface name=\"" << intro->name << "\">"; |
| 68 | |
| 69 | for (const IntrospectedProperty *p = intro->properties; p->name; ++p) |
| 70 | { |
| 71 | std::string access; |
| 72 | |
| 73 | if (p->read) access += "read"; |
| 74 | if (p->write) access += "write"; |
| 75 | |
| 76 | xml << "\n\t\t<property name=\"" << p->name << "\"" |
| 77 | << " type=\"" << p->type << "\"" |
| 78 | << " access=\"" << access << "\"/>"; |
| 79 | } |
| 80 | |
| 81 | for (const IntrospectedMethod *m = intro->methods; m->args; ++m) |
| 82 | { |
| 83 | xml << "\n\t\t<method name=\"" << m->name << "\">"; |
| 84 | |
| 85 | for (const IntrospectedArgument *a = m->args; a->type; ++a) |
| 86 | { |
| 87 | xml << "\n\t\t\t<arg direction=\"" << (a->in ? "in" : "out") << "\"" |
| 88 | << " type=\"" << a->type << "\""; |
| 89 | |
| 90 | if (a->name) xml << " name=\"" << a->name << "\""; |
| 91 | |
| 92 | xml << "/>"; |
| 93 | } |
| 94 | |
| 95 | xml << "\n\t\t</method>"; |
| 96 | } |
| 97 | |
| 98 | for (const IntrospectedMethod *m = intro->signals; m->args; ++m) |
| 99 | { |
| 100 | xml << "\n\t\t<signal name=\"" << m->name << "\">"; |
| 101 | |
| 102 | for (const IntrospectedArgument *a = m->args; a->type; ++a) |
| 103 | { |
| 104 | xml << "<arg type=\"" << a->type << "\""; |
| 105 | |
| 106 | if (a->name) xml << " name=\"" << a->name << "\""; |
| 107 | |
| 108 | xml << "/>"; |
| 109 | } |
| 110 | xml << "\n\t\t</signal>"; |
| 111 | } |
| 112 | |
| 113 | xml << "\n\t</interface>"; |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | const ObjectPathList nodes = ObjectAdaptor::child_nodes_from_prefix(path + '/'); |
| 118 | ObjectPathList::const_iterator oni; |
| 119 | |
| 120 | for (oni = nodes.begin(); oni != nodes.end(); ++oni) |
| 121 | { |
| 122 | xml << "\n\t<node name=\"" << (*oni) << "\"/>"; |
| 123 | } |
| 124 | |
| 125 | /* broken |
| 126 | const ObjectAdaptorPList children = ObjectAdaptor::from_path_prefix(path + '/'); |
| 127 | |
| 128 | ObjectAdaptorPList::const_iterator oci; |
| 129 | |
| 130 | for (oci = children.begin(); oci != children.end(); ++oci) |
| 131 | { |
| 132 | std::string name = (*oci)->path().substr(path.length()+1); |
| 133 | name.substr(name.find('/')); |
| 134 | |
| 135 | xml << "<node name=\"" << name << "\"/>"; |
| 136 | } |
| 137 | */ |
| 138 | |
| 139 | xml << "\n</node>"; |
| 140 | |
| 141 | ReturnMessage reply(call); |
| 142 | MessageIter wi = reply.writer(); |
| 143 | wi.append_string(xml.str().c_str()); |
| 144 | return reply; |
| 145 | } |
| 146 | |
| 147 | IntrospectedInterface *IntrospectableAdaptor::introspect() const |
| 148 | { |
| 149 | static IntrospectedArgument Introspect_args[] = |
| 150 | { |
| 151 | { "data", "s", false }, |
| 152 | { 0, 0, 0 } |
| 153 | }; |
| 154 | static IntrospectedMethod Introspectable_methods[] = |
| 155 | { |
| 156 | { "Introspect", Introspect_args }, |
| 157 | { 0, 0 } |
| 158 | }; |
| 159 | static IntrospectedMethod Introspectable_signals[] = |
| 160 | { |
| 161 | { 0, 0 } |
| 162 | }; |
| 163 | static IntrospectedProperty Introspectable_properties[] = |
| 164 | { |
| 165 | { 0, 0, 0, 0 } |
| 166 | }; |
| 167 | static IntrospectedInterface Introspectable_interface = |
| 168 | { |
| 169 | introspectable_name, |
| 170 | Introspectable_methods, |
| 171 | Introspectable_signals, |
| 172 | Introspectable_properties |
| 173 | }; |
| 174 | return &Introspectable_interface; |
| 175 | } |
| 176 | |
| 177 | IntrospectableProxy::IntrospectableProxy() |
| 178 | : InterfaceProxy(introspectable_name) |
| 179 | {} |
| 180 | |
| 181 | std::string IntrospectableProxy::Introspect() |
| 182 | { |
| 183 | DBus::CallMessage call; |
| 184 | |
| 185 | call.member("Introspect"); |
| 186 | |
| 187 | DBus::Message ret = invoke_method(call); |
| 188 | |
| 189 | DBus::MessageIter ri = ret.reader(); |
| 190 | const char *str = ri.get_string(); |
| 191 | |
| 192 | return str; |
| 193 | } |