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-rw-r--r--npapi-plugin/np-zeitgeist.c328
1 files changed, 328 insertions, 0 deletions
diff --git a/npapi-plugin/np-zeitgeist.c b/npapi-plugin/np-zeitgeist.c
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+++ b/npapi-plugin/np-zeitgeist.c
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+/*
+ * np-zeitgeist.c
+ * This file is part of Zeitgeist dataprovider for Chrome.
+ *
+ * Copyright (C) 2010 - Michal Hruby <michal.mhr@gmail.com>
+ *
+ * Zeitgeist dataprovider for Chrome is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU Lesser
+ * General Public License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * Zeitgeist dataprovider for Chrome is distributed in the hope that
+ * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "webkit/glue/plugins/nphostapi.h"
+
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <sys/types.h>
+#include <signal.h>
+#include <unistd.h>
+
+#include <zeitgeist.h>
+
+/*
+#include <nspr.h>
+#include <npapi.h>
+#include <npruntime.h>
+#include <npfunctions.h>
+*/
+
+static NPObject *so = NULL;
+static NPNetscapeFuncs *npnfuncs = NULL;
+static NPP inst = NULL;
+static ZeitgeistLog *zg_log = NULL;
+static char *actor = NULL;
+
+static bool
+hasMethod(NPObject* obj, NPIdentifier methodName) {
+ char *name;
+ g_debug("np-zeitgeist: %s", __func__);
+
+ name = npnfuncs->utf8fromidentifier(methodName);
+ if (!strcmp(name, "insertEvent")) return true;
+ else if (!strcmp(name, "setActor")) return true;
+
+ return false;
+}
+
+static bool
+invokeInsertEvent (NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result)
+{
+ /* args should be: url, mimetype, title */
+ const NPString *url, *mimetype, *title;
+ ZeitgeistEvent *event;
+
+ if(argCount != 3)
+ {
+ npnfuncs->setexception(obj, "exception during invocation");
+ return false;
+ }
+
+ for (int i=0; i<3; i++)
+ {
+ if (!NPVARIANT_IS_STRING (args[i]))
+ {
+ npnfuncs->setexception(obj, "string argument expected");
+ g_debug ("argument #%d is not string", i);
+ return false;
+ }
+ }
+
+
+ url = &NPVARIANT_TO_STRING (args[0]);
+ mimetype = &NPVARIANT_TO_STRING (args[1]);
+ title = &NPVARIANT_TO_STRING (args[2]);
+
+ g_debug ("URL: %s, mimeType: %s, title: %s",
+ url->UTF8Characters,
+ mimetype->UTF8Characters,
+ title->UTF8Characters);
+
+ event = zeitgeist_event_new_full (
+ ZEITGEIST_ZG_ACCESS_EVENT,
+ ZEITGEIST_ZG_USER_ACTIVITY,
+ actor ? actor : "application://google-chrome.desktop",
+ zeitgeist_subject_new_full (
+ url->UTF8Characters,
+ ZEITGEIST_NFO_WEBSITE,
+ ZEITGEIST_NFO_REMOTE_DATA_OBJECT,
+ mimetype->UTF8Characters,
+ url->UTF8Characters,
+ title->UTF8Characters,
+ "net"),
+ NULL);
+
+ zeitgeist_log_insert_events_no_reply (zg_log, event, NULL);
+
+ VOID_TO_NPVARIANT (*result);
+
+ return true;
+}
+
+static bool
+invokeSetActor (NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result)
+{
+ const NPString *actorName;
+
+ if(argCount != 1 || !NPVARIANT_IS_STRING (args[0]))
+ {
+ npnfuncs->setexception(obj, "exception during invocation");
+ return false;
+ }
+
+ actorName = &NPVARIANT_TO_STRING (args[0]);
+
+ g_debug ("setting actor to: \"%s\"",
+ actorName->UTF8Characters);
+ actor = g_strdup(actorName->UTF8Characters);
+
+ VOID_TO_NPVARIANT (*result);
+
+ return true;
+}
+
+static bool
+invoke(NPObject* obj, NPIdentifier methodName, const NPVariant *args, uint32_t argCount, NPVariant *result) {
+ char *name;
+
+ g_debug("np-zeitgeist: %s", __func__);
+
+ name = npnfuncs->utf8fromidentifier(methodName);
+
+ if(name)
+ {
+ if (!strcmp (name, "insertEvent"))
+ {
+ g_debug("np-zeitgeist: invoke insertEvent");
+ return invokeInsertEvent(obj, args, argCount, result);
+ }
+ else if (!strcmp (name, "setActor"))
+ {
+ return invokeSetActor(obj, args, argCount, result);
+ }
+ }
+
+ npnfuncs->setexception(obj, "exception during invocation");
+ return false;
+}
+
+static bool
+hasProperty(NPObject *obj, NPIdentifier propertyName) {
+ g_debug("np-zeitgeist: %s", __func__);
+ return false;
+}
+
+static bool
+getProperty(NPObject *obj, NPIdentifier propertyName, NPVariant *result) {
+ g_debug("np-zeitgeist: %s", __func__);
+ return false;
+}
+
+static NPClass npcRefObject = {
+ NP_CLASS_STRUCT_VERSION,
+ NULL,
+ NULL,
+ NULL,
+ hasMethod,
+ invoke,
+ invokeInsertEvent,
+ hasProperty,
+ getProperty,
+ NULL,
+ NULL,
+};
+
+static NPError
+newInstance(NPMIMEType pluginType, NPP instance, uint16 mode,
+ int16 argc, char *argn[], char *argv[],
+ NPSavedData *saved)
+{
+ g_debug("np-zeitgeist: %s", __func__);
+ inst = instance;
+ // tell browser that we're windowless plugin
+ npnfuncs->setvalue(instance, NPPVpluginWindowBool, (void*)FALSE);
+
+ if(!zg_log)
+ {
+ zg_log = zeitgeist_log_new();
+ }
+ return NPERR_NO_ERROR;
+}
+
+static NPError
+destroyInstance(NPP instance, NPSavedData **save)
+{
+ g_debug("np-zeitgeist: %s", __func__);
+ if(so)
+ {
+ npnfuncs->releaseobject(so);
+ so = NULL;
+ }
+ if(zg_log)
+ {
+ g_object_unref(zg_log);
+ zg_log = NULL;
+ }
+ if(actor)
+ {
+ g_free(actor);
+ actor = NULL;
+ }
+ return NPERR_NO_ERROR;
+}
+
+static NPError
+getValue(NPP instance, NPPVariable variable, void *value)
+{
+ inst = instance;
+ switch(variable)
+ {
+ default:
+ g_debug("np-zeitgeist: getvalue - default");
+ return NPERR_GENERIC_ERROR;
+ case NPPVpluginNameString:
+ *((char **)value) = "Zeitgeist Plugin";
+ break;
+ case NPPVpluginDescriptionString:
+ *((char **)value) = "<a href=\"http://www.zeitgeist-project.com/\">Zeitgeist</a> NPAPI plugin.";
+ break;
+ case NPPVpluginScriptableNPObject:
+ if(!so)
+ so = npnfuncs->createobject(instance, &npcRefObject);
+ npnfuncs->retainobject(so);
+ *(NPObject **)value = so;
+ break;
+ case NPPVpluginNeedsXEmbed:
+ *((NPBool *)value) = FALSE;
+ break;
+ }
+ return NPERR_NO_ERROR;
+}
+
+static NPError /* expected by Safari on Darwin */
+handleEvent(NPP instance, void *ev) {
+ inst = instance;
+ g_debug("np-zeitgeist: %s", __func__);
+ return NPERR_NO_ERROR;
+}
+
+static NPError /* expected by Opera */
+setWindow(NPP instance, NPWindow* pNPWindow) {
+ inst = instance;
+ g_debug("np-zeitgeist: %s", __func__);
+ return NPERR_NO_ERROR;
+}
+
+/* EXPORT */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef OSCALL
+#define OSCALL
+#endif
+
+NPError OSCALL
+NP_GetEntryPoints(NPPluginFuncs *nppfuncs) {
+ g_debug("np-zeitgeist: %s", __func__);
+ nppfuncs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
+ nppfuncs->newp = newInstance;
+ nppfuncs->destroy = destroyInstance;
+ nppfuncs->getvalue = getValue;
+ nppfuncs->event = handleEvent;
+ nppfuncs->setwindow = setWindow;
+
+ return NPERR_NO_ERROR;
+}
+
+#ifndef HIBYTE
+#define HIBYTE(x) ((((uint32)(x)) & 0xff00) >> 8)
+#endif
+
+NPError OSCALL
+NP_Initialize(NPNetscapeFuncs *npnf,
+ NPPluginFuncs *nppfuncs)
+{
+ g_debug("np-zeitgeist: %s", __func__);
+ if(npnf == NULL)
+ return NPERR_INVALID_FUNCTABLE_ERROR;
+
+ if(HIBYTE(npnf->version) > NP_VERSION_MAJOR)
+ return NPERR_INCOMPATIBLE_VERSION_ERROR;
+
+ npnfuncs = npnf;
+ NP_GetEntryPoints(nppfuncs);
+ return NPERR_NO_ERROR;
+}
+
+NPError
+OSCALL NP_Shutdown() {
+ g_debug("np-zeitgeist: %s", __func__);
+ return NPERR_NO_ERROR;
+}
+
+char *
+NP_GetMIMEDescription(void) {
+ g_debug("np-zeitgeist: %s", __func__);
+ return "application/x-zeitgeist-plugin::Zeitgeist NPAPI plugin";
+}
+
+NPError OSCALL /* needs to be present for WebKit based browsers */
+NP_GetValue(void *npp, NPPVariable variable, void *value) {
+ inst = (NPP)npp;
+ return getValue((NPP)npp, variable, value);
+}
+
+#ifdef __cplusplus
+}
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-16 13:29:17 +0000