| /* |
| IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in |
| consideration of your agreement to the following terms, and your use, installation, |
| modification or redistribution of this Apple software constitutes acceptance of these |
| terms. If you do not agree with these terms, please do not use, install, modify or |
| redistribute this Apple software. |
| |
| In consideration of your agreement to abide by the following terms, and subject to these |
| terms, Apple grants you a personal, non-exclusive license, under AppleÕs copyrights in |
| this original Apple software (the "Apple Software"), to use, reproduce, modify and |
| redistribute the Apple Software, with or without modifications, in source and/or binary |
| forms; provided that if you redistribute the Apple Software in its entirety and without |
| modifications, you must retain this notice and the following text and disclaimers in all |
| such redistributions of the Apple Software. Neither the name, trademarks, service marks |
| or logos of Apple Computer, Inc. may be used to endorse or promote products derived from |
| the Apple Software without specific prior written permission from Apple. Except as expressly |
| stated in this notice, no other rights or licenses, express or implied, are granted by Apple |
| herein, including but not limited to any patent rights that may be infringed by your |
| derivative works or by other works in which the Apple Software may be incorporated. |
| |
| The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, |
| EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, |
| MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS |
| USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. |
| |
| IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL |
| DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, |
| REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND |
| WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR |
| OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "PluginObject.h" |
| |
| #include "TestObject.h" |
| #include <assert.h> |
| #include <stdio.h> |
| |
| static void pluginInvalidate(NPObject *obj); |
| static bool pluginHasProperty(NPObject *obj, NPIdentifier name); |
| static bool pluginHasMethod(NPObject *obj, NPIdentifier name); |
| static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant); |
| static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant); |
| static bool pluginInvoke(NPObject *obj, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result); |
| static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result); |
| static NPObject *pluginAllocate(NPP npp, NPClass *theClass); |
| static void pluginDeallocate(NPObject *obj); |
| |
| NPNetscapeFuncs *browser; |
| |
| static NPClass pluginClass = { |
| NP_CLASS_STRUCT_VERSION, |
| pluginAllocate, |
| pluginDeallocate, |
| pluginInvalidate, |
| pluginHasMethod, |
| pluginInvoke, |
| pluginInvokeDefault, |
| pluginHasProperty, |
| pluginGetProperty, |
| pluginSetProperty, |
| }; |
| |
| NPClass *getPluginClass(void) |
| { |
| return &pluginClass; |
| } |
| |
| static bool identifiersInitialized = false; |
| |
| #define ID_PROPERTY_PROPERTY 0 |
| #define ID_PROPERTY_EVENT_LOGGING 1 |
| #define ID_PROPERTY_HAS_STREAM 2 |
| #define ID_PROPERTY_TEST_OBJECT 3 |
| #define ID_PROPERTY_LOG_DESTROY 4 |
| #define NUM_PROPERTY_IDENTIFIERS 5 |
| |
| static NPIdentifier pluginPropertyIdentifiers[NUM_PROPERTY_IDENTIFIERS]; |
| static const NPUTF8 *pluginPropertyIdentifierNames[NUM_PROPERTY_IDENTIFIERS] = { |
| "property", |
| "eventLoggingEnabled", |
| "hasStream", |
| "testObject", |
| "logDestroy", |
| }; |
| |
| #define ID_TEST_CALLBACK_METHOD 0 |
| #define ID_TEST_GETURL 1 |
| #define ID_REMOVE_DEFAULT_METHOD 2 |
| #define ID_TEST_DOM_ACCESS 3 |
| #define ID_TEST_GET_URL_NOTIFY 4 |
| #define ID_TEST_INVOKE_DEFAULT 5 |
| #define ID_DESTROY_STREAM 6 |
| #define ID_TEST_ENUMERATE 7 |
| #define NUM_METHOD_IDENTIFIERS 8 |
| |
| static NPIdentifier pluginMethodIdentifiers[NUM_METHOD_IDENTIFIERS]; |
| static const NPUTF8 *pluginMethodIdentifierNames[NUM_METHOD_IDENTIFIERS] = { |
| "testCallback", |
| "getURL", |
| "removeDefaultMethod", |
| "testDOMAccess", |
| "getURLNotify", |
| "testInvokeDefault", |
| "destroyStream", |
| "testEnumerate" |
| }; |
| |
| static NPUTF8* createCStringFromNPVariant(const NPVariant *variant) |
| { |
| size_t length = NPVARIANT_TO_STRING(*variant).UTF8Length; |
| NPUTF8* result = (NPUTF8*)malloc(length + 1); |
| memcpy(result, NPVARIANT_TO_STRING(*variant).UTF8Characters, length); |
| result[length] = '\0'; |
| return result; |
| } |
| |
| static void initializeIdentifiers(void) |
| { |
| browser->getstringidentifiers(pluginPropertyIdentifierNames, NUM_PROPERTY_IDENTIFIERS, pluginPropertyIdentifiers); |
| browser->getstringidentifiers(pluginMethodIdentifierNames, NUM_METHOD_IDENTIFIERS, pluginMethodIdentifiers); |
| } |
| |
| static bool pluginHasProperty(NPObject *obj, NPIdentifier name) |
| { |
| for (int i = 0; i < NUM_PROPERTY_IDENTIFIERS; i++) |
| if (name == pluginPropertyIdentifiers[i]) |
| return true; |
| return false; |
| } |
| |
| static bool pluginHasMethod(NPObject *obj, NPIdentifier name) |
| { |
| for (int i = 0; i < NUM_METHOD_IDENTIFIERS; i++) |
| if (name == pluginMethodIdentifiers[i]) |
| return true; |
| return false; |
| } |
| |
| static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant) |
| { |
| if (name == pluginPropertyIdentifiers[ID_PROPERTY_PROPERTY]) { |
| STRINGZ_TO_NPVARIANT("property", *variant); |
| return true; |
| } else if (name == pluginPropertyIdentifiers[ID_PROPERTY_EVENT_LOGGING]) { |
| BOOLEAN_TO_NPVARIANT(((PluginObject *)obj)->eventLogging, *variant); |
| return true; |
| } else if (name == pluginPropertyIdentifiers[ID_PROPERTY_LOG_DESTROY]) { |
| BOOLEAN_TO_NPVARIANT(((PluginObject *)obj)->logDestroy, *variant); |
| return true; |
| } else if (name == pluginPropertyIdentifiers[ID_PROPERTY_HAS_STREAM]) { |
| BOOLEAN_TO_NPVARIANT(((PluginObject *)obj)->stream != 0, *variant); |
| return true; |
| } else if (name == pluginPropertyIdentifiers[ID_PROPERTY_TEST_OBJECT]) { |
| NPObject *testObject = ((PluginObject *)obj)->testObject; |
| browser->retainobject(testObject); |
| OBJECT_TO_NPVARIANT(testObject, *variant); |
| return true; |
| } |
| return false; |
| } |
| |
| static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant) |
| { |
| if (name == pluginPropertyIdentifiers[ID_PROPERTY_EVENT_LOGGING]) { |
| ((PluginObject *)obj)->eventLogging = NPVARIANT_TO_BOOLEAN(*variant); |
| return true; |
| } else if (name == pluginPropertyIdentifiers[ID_PROPERTY_LOG_DESTROY]) { |
| ((PluginObject *)obj)->logDestroy = NPVARIANT_TO_BOOLEAN(*variant); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static void testDOMAccess(PluginObject *obj) |
| { |
| // Get plug-in's DOM element |
| NPObject *elementObject; |
| if (browser->getvalue(obj->npp, NPNVPluginElementNPObject, &elementObject) == NPERR_NO_ERROR) { |
| // Get style |
| NPVariant styleVariant; |
| NPIdentifier styleIdentifier = browser->getstringidentifier("style"); |
| if (browser->getproperty(obj->npp, elementObject, styleIdentifier, &styleVariant) && NPVARIANT_IS_OBJECT(styleVariant)) { |
| // Set style.border |
| NPIdentifier borderIdentifier = browser->getstringidentifier("border"); |
| NPVariant borderVariant; |
| STRINGZ_TO_NPVARIANT("3px solid red", borderVariant); |
| browser->setproperty(obj->npp, NPVARIANT_TO_OBJECT(styleVariant), borderIdentifier, &borderVariant); |
| browser->releasevariantvalue(&styleVariant); |
| } |
| |
| browser->releaseobject(elementObject); |
| } |
| } |
| |
| static bool pluginInvoke(NPObject *header, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result) |
| { |
| PluginObject *obj = (PluginObject *)header; |
| if (name == pluginMethodIdentifiers[ID_TEST_CALLBACK_METHOD]) { |
| // call whatever method name we're given |
| if (argCount > 0 && NPVARIANT_IS_STRING(args[0])) { |
| NPObject *windowScriptObject; |
| browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject); |
| |
| NPUTF8* callbackString = createCStringFromNPVariant(&args[0]); |
| NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString); |
| free(callbackString); |
| |
| NPVariant browserResult; |
| browser->invoke(obj->npp, windowScriptObject, callbackIdentifier, 0, 0, &browserResult); |
| browser->releasevariantvalue(&browserResult); |
| |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } |
| } else if (name == pluginMethodIdentifiers[ID_TEST_GETURL]) { |
| if (argCount == 2 && NPVARIANT_IS_STRING(args[0]) && NPVARIANT_IS_STRING(args[1])) { |
| NPUTF8* urlString = createCStringFromNPVariant(&args[0]); |
| NPUTF8* targetString = createCStringFromNPVariant(&args[1]); |
| browser->geturl(obj->npp, urlString, targetString); |
| free(urlString); |
| free(targetString); |
| |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } else if (argCount == 1 && NPVARIANT_IS_STRING(args[0])) { |
| NPUTF8* urlString = createCStringFromNPVariant(&args[0]); |
| browser->geturl(obj->npp, urlString, 0); |
| free(urlString); |
| |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } |
| } else if (name == pluginMethodIdentifiers[ID_REMOVE_DEFAULT_METHOD]) { |
| pluginClass.invokeDefault = 0; |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } else if (name == pluginMethodIdentifiers[ID_TEST_DOM_ACCESS]) { |
| testDOMAccess(obj); |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } else if (name == pluginMethodIdentifiers[ID_TEST_GET_URL_NOTIFY]) { |
| if (argCount == 3 |
| && NPVARIANT_IS_STRING(args[0]) |
| && (NPVARIANT_IS_STRING(args[1]) || NPVARIANT_IS_NULL(args[1])) |
| && NPVARIANT_IS_STRING(args[2])) { |
| NPUTF8* urlString = createCStringFromNPVariant(&args[0]); |
| NPUTF8* targetString = (NPVARIANT_IS_STRING(args[1]) ? createCStringFromNPVariant(&args[1]) : NULL); |
| NPUTF8* callbackString = createCStringFromNPVariant(&args[2]); |
| |
| NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString); |
| browser->geturlnotify(obj->npp, urlString, targetString, callbackIdentifier); |
| |
| free(urlString); |
| free(targetString); |
| free(callbackString); |
| |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } |
| } else if (name == pluginMethodIdentifiers[ID_TEST_INVOKE_DEFAULT] && NPVARIANT_IS_OBJECT(args[0])) { |
| NPObject *callback = NPVARIANT_TO_OBJECT(args[0]); |
| |
| NPVariant args[1]; |
| NPVariant browserResult; |
| |
| STRINGZ_TO_NPVARIANT("test", args[0]); |
| bool retval = browser->invokeDefault(obj->npp, callback, args, 1, &browserResult); |
| |
| if (retval) |
| browser->releasevariantvalue(&browserResult); |
| |
| BOOLEAN_TO_NPVARIANT(retval, *result); |
| return true; |
| } else if (name == pluginMethodIdentifiers[ID_TEST_ENUMERATE]) { |
| if (argCount == 2 && NPVARIANT_IS_OBJECT(args[0]) && NPVARIANT_IS_OBJECT(args[1])) { |
| uint32_t count; |
| NPIdentifier* identifiers; |
| |
| if (browser->enumerate(obj->npp, NPVARIANT_TO_OBJECT(args[0]), &identifiers, &count)) { |
| NPObject* outArray = NPVARIANT_TO_OBJECT(args[1]); |
| NPIdentifier pushIdentifier = browser->getstringidentifier("push"); |
| |
| for (uint32_t i = 0; i < count; i++) { |
| NPUTF8* string = browser->utf8fromidentifier(identifiers[i]); |
| |
| if (!string) |
| continue; |
| |
| NPVariant args[1]; |
| STRINGZ_TO_NPVARIANT(string, args[0]); |
| NPVariant browserResult; |
| browser->invoke(obj->npp, outArray, pushIdentifier, args, 1, &browserResult); |
| browser->releasevariantvalue(&browserResult); |
| browser->memfree(string); |
| } |
| |
| browser->memfree(identifiers); |
| } |
| |
| VOID_TO_NPVARIANT(*result); |
| return true; |
| } |
| } else if (name == pluginMethodIdentifiers[ID_DESTROY_STREAM]) { |
| NPError npError = browser->destroystream(obj->npp, obj->stream, NPRES_USER_BREAK); |
| INT32_TO_NPVARIANT(npError, *result); |
| return true; |
| } |
| return false; |
| } |
| |
| static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result) |
| { |
| INT32_TO_NPVARIANT(1, *result); |
| return true; |
| } |
| |
| static void pluginInvalidate(NPObject *obj) |
| { |
| } |
| |
| static NPObject *pluginAllocate(NPP npp, NPClass *theClass) |
| { |
| PluginObject *newInstance = (PluginObject*)malloc(sizeof(PluginObject)); |
| |
| if (!identifiersInitialized) { |
| identifiersInitialized = true; |
| initializeIdentifiers(); |
| } |
| |
| newInstance->npp = npp; |
| newInstance->testObject = browser->createobject(npp, getTestClass()); |
| newInstance->eventLogging = FALSE; |
| newInstance->logDestroy = FALSE; |
| newInstance->logSetWindow = FALSE; |
| newInstance->returnErrorFromNewStream = FALSE; |
| newInstance->stream = 0; |
| |
| newInstance->firstUrl = NULL; |
| newInstance->firstHeaders = NULL; |
| newInstance->lastUrl = NULL; |
| newInstance->lastHeaders = NULL; |
| |
| return (NPObject *)newInstance; |
| } |
| |
| static void pluginDeallocate(NPObject *header) |
| { |
| PluginObject* obj = (PluginObject*)header; |
| |
| browser->releaseobject(obj->testObject); |
| |
| free(obj->firstUrl); |
| free(obj->firstHeaders); |
| free(obj->lastUrl); |
| free(obj->lastHeaders); |
| |
| free(obj); |
| } |
| |
| void handleCallback(PluginObject* object, const char *url, NPReason reason, void *notifyData) |
| { |
| assert(object); |
| |
| NPVariant args[2]; |
| |
| NPObject *windowScriptObject; |
| browser->getvalue(object->npp, NPNVWindowNPObject, &windowScriptObject); |
| |
| NPIdentifier callbackIdentifier = notifyData; |
| |
| INT32_TO_NPVARIANT(reason, args[0]); |
| |
| char *strHdr = NULL; |
| if (object->firstUrl && object->firstHeaders && object->lastUrl && object->lastHeaders) { |
| // Format expected by JavaScript validator: four fields separated by \n\n: |
| // First URL; first header block; last URL; last header block. |
| // Note that header blocks already end with \n due to how NPStream::headers works. |
| int len = strlen(object->firstUrl) + 2 |
| + strlen(object->firstHeaders) + 1 |
| + strlen(object->lastUrl) + 2 |
| + strlen(object->lastHeaders) + 1; |
| strHdr = (char*)malloc(len + 1); |
| snprintf(strHdr, len + 1, "%s\n\n%s\n%s\n\n%s\n", |
| object->firstUrl, object->firstHeaders, object->lastUrl, object->lastHeaders); |
| STRINGN_TO_NPVARIANT(strHdr, len, args[1]); |
| } else |
| NULL_TO_NPVARIANT(args[1]); |
| |
| NPVariant browserResult; |
| browser->invoke(object->npp, windowScriptObject, callbackIdentifier, args, 2, &browserResult); |
| browser->releasevariantvalue(&browserResult); |
| |
| free(strHdr); |
| } |
| |
| void notifyStream(PluginObject* object, const char *url, const char *headers) |
| { |
| if (object->firstUrl == NULL) { |
| if (url) |
| object->firstUrl = strdup(url); |
| if (headers) |
| object->firstHeaders = strdup(headers); |
| } else { |
| free(object->lastUrl); |
| free(object->lastHeaders); |
| object->lastUrl = (url ? strdup(url) : NULL); |
| object->lastHeaders = (headers ? strdup(headers) : NULL); |
| } |
| } |
