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      1 /*
      2  IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in
      3  consideration of your agreement to the following terms, and your use, installation,
      4  modification or redistribution of this Apple software constitutes acceptance of these
      5  terms.  If you do not agree with these terms, please do not use, install, modify or
      6  redistribute this Apple software.
      7 
      8  In consideration of your agreement to abide by the following terms, and subject to these
      9  terms, Apple grants you a personal, non-exclusive license, under Apples copyrights in
     10  this original Apple software (the "Apple Software"), to use, reproduce, modify and
     11  redistribute the Apple Software, with or without modifications, in source and/or binary
     12  forms; provided that if you redistribute the Apple Software in its entirety and without
     13  modifications, you must retain this notice and the following text and disclaimers in all
     14  such redistributions of the Apple Software.  Neither the name, trademarks, service marks
     15  or logos of Apple Computer, Inc. may be used to endorse or promote products derived from
     16  the Apple Software without specific prior written permission from Apple. Except as expressly
     17  stated in this notice, no other rights or licenses, express or implied, are granted by Apple
     18  herein, including but not limited to any patent rights that may be infringed by your
     19  derivative works or by other works in which the Apple Software may be incorporated.
     20 
     21  The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES,
     22  EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT,
     23  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS
     24  USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
     25 
     26  IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
     27  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     28  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,
     29  REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND
     30  WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR
     31  OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #include "PluginObject.h"
     35 
     36 #include <stdio.h>
     37 
     38 extern "C"
     39 NPError __stdcall NP_Initialize(NPNetscapeFuncs* browserFuncs)
     40 {
     41     browser = browserFuncs;
     42     return NPERR_NO_ERROR;
     43 }
     44 
     45 extern "C"
     46 NPError __stdcall NP_GetEntryPoints(NPPluginFuncs* pluginFuncs)
     47 {
     48     pluginFuncs->version = 11;
     49     pluginFuncs->size = sizeof(pluginFuncs);
     50     pluginFuncs->newp = NPP_New;
     51     pluginFuncs->destroy = NPP_Destroy;
     52     pluginFuncs->setwindow = NPP_SetWindow;
     53     pluginFuncs->newstream = NPP_NewStream;
     54     pluginFuncs->destroystream = NPP_DestroyStream;
     55     pluginFuncs->asfile = NPP_StreamAsFile;
     56     pluginFuncs->writeready = NPP_WriteReady;
     57     pluginFuncs->write = (NPP_WriteProcPtr)NPP_Write;
     58     pluginFuncs->print = NPP_Print;
     59     pluginFuncs->event = NPP_HandleEvent;
     60     pluginFuncs->urlnotify = NPP_URLNotify;
     61     pluginFuncs->getvalue = NPP_GetValue;
     62     pluginFuncs->setvalue = NPP_SetValue;
     63 
     64     return NPERR_NO_ERROR;
     65 }
     66 
     67 
     68 extern "C"
     69 NPError __stdcall NP_Shutdown()
     70 {
     71     return NPERR_NO_ERROR;
     72 }
     73 
     74 static void executeScript(const PluginObject* object, const char* script)
     75 {
     76     NPObject *windowScriptObject;
     77     browser->getvalue(object->npp, NPNVWindowNPObject, &windowScriptObject);
     78 
     79     NPString npScript;
     80     npScript.UTF8Characters = script;
     81     npScript.UTF8Length = strlen(script);
     82 
     83     NPVariant browserResult;
     84     browser->evaluate(object->npp, windowScriptObject, &npScript, &browserResult);
     85     browser->releasevariantvalue(&browserResult);
     86 }
     87 
     88 NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char *argn[], char *argv[], NPSavedData *saved)
     89 {
     90     if (browser->version >= 14) {
     91         PluginObject* obj = (PluginObject*)browser->createobject(instance, getPluginClass());
     92 
     93         for (int16 i = 0; i < argc; i++) {
     94             if (_stricmp(argn[i], "onstreamload") == 0 && !obj->onStreamLoad)
     95                 obj->onStreamLoad = _strdup(argv[i]);
     96             else if (_stricmp(argn[i], "onStreamDestroy") == 0 && !obj->onStreamDestroy)
     97                 obj->onStreamDestroy = _strdup(argv[i]);
     98             else if (_stricmp(argn[i], "onURLNotify") == 0 && !obj->onURLNotify)
     99                 obj->onURLNotify = _strdup(argv[i]);
    100             else if (_stricmp(argn[i], "onDestroy") == 0 && !obj->onDestroy)
    101                 obj->onDestroy = _strdup(argv[i]);
    102             else if (_stricmp(argn[i], "logSrc") == 0) {
    103                 for (int i = 0; i < argc; i++)
    104                     if (_stricmp(argn[i], "src") == 0)
    105                         pluginLog(instance, "src: %s", argv[i]);
    106             } else if (_stricmp(argn[i], "testdocumentopenindestroystream") == 0)
    107                 obj->testDocumentOpenInDestroyStream = TRUE;
    108               else if (_stricmp(argn[i], "testwindowopen") == 0)
    109                 obj->testWindowOpen = TRUE;
    110         }
    111 
    112         instance->pdata = obj;
    113     }
    114 
    115     return NPERR_NO_ERROR;
    116 }
    117 
    118 NPError NPP_Destroy(NPP instance, NPSavedData **save)
    119 {
    120     PluginObject *obj = (PluginObject*)instance->pdata;
    121     if (obj) {
    122         if (obj->onStreamLoad)
    123             free(obj->onStreamLoad);
    124 
    125         if (obj->onURLNotify)
    126             free(obj->onURLNotify);
    127 
    128         if (obj->onStreamDestroy)
    129             free(obj->onStreamDestroy);
    130 
    131         if (obj->onDestroy) {
    132             executeScript(obj, obj->onDestroy);
    133             free(obj->onDestroy);
    134         }
    135 
    136         if (obj->logDestroy)
    137             printf("PLUGIN: NPP_Destroy\n");
    138 
    139         browser->releaseobject(&obj->header);
    140     }
    141     return NPERR_NO_ERROR;
    142 }
    143 
    144 NPError NPP_SetWindow(NPP instance, NPWindow *window)
    145 {
    146     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
    147 
    148     if (obj) {
    149         if (obj->testWindowOpen) {
    150             testWindowOpen(instance);
    151             obj->testWindowOpen = FALSE;
    152         }
    153     }
    154 
    155     return NPERR_NO_ERROR;
    156 }
    157 
    158 NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream *stream, NPBool seekable, uint16 *stype)
    159 {
    160     PluginObject* obj = (PluginObject*)instance->pdata;
    161 
    162     if (obj->returnErrorFromNewStream)
    163         return NPERR_GENERIC_ERROR;
    164 
    165     obj->stream = stream;
    166     *stype = NP_ASFILEONLY;
    167 
    168     if (obj->onStreamLoad)
    169         executeScript(obj, obj->onStreamLoad);
    170 
    171     return NPERR_NO_ERROR;
    172 }
    173 
    174 NPError NPP_DestroyStream(NPP instance, NPStream *stream, NPReason reason)
    175 {
    176     PluginObject* obj = (PluginObject*)instance->pdata;
    177 
    178     if (obj->onStreamDestroy)
    179         executeScript(obj, obj->onStreamDestroy);
    180 
    181     if (obj->testDocumentOpenInDestroyStream) {
    182         testDocumentOpen(instance);
    183     }
    184 
    185     return NPERR_NO_ERROR;
    186 }
    187 
    188 int32 NPP_WriteReady(NPP instance, NPStream *stream)
    189 {
    190     return 0;
    191 }
    192 
    193 int32 NPP_Write(NPP instance, NPStream *stream, int32 offset, int32 len, void *buffer)
    194 {
    195     return 0;
    196 }
    197 
    198 void NPP_StreamAsFile(NPP instance, NPStream *stream, const char *fname)
    199 {
    200 }
    201 
    202 void NPP_Print(NPP instance, NPPrint *platformPrint)
    203 {
    204 }
    205 
    206 int16 NPP_HandleEvent(NPP instance, void *event)
    207 {
    208     PluginObject *obj = (PluginObject*)instance->pdata;
    209     if (!obj->eventLogging)
    210         return 0;
    211 
    212     // FIXME: Implement this
    213     return 0;
    214 }
    215 
    216 void NPP_URLNotify(NPP instance, const char *url, NPReason reason, void *notifyData)
    217 {
    218     PluginObject *obj = (PluginObject*)instance->pdata;
    219 
    220     if (obj->onURLNotify)
    221         executeScript(obj, obj->onURLNotify);
    222 
    223     handleCallback(obj, url, reason, notifyData);
    224 }
    225 
    226 NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
    227 {
    228     if (variable == NPPVpluginScriptableNPObject) {
    229         void **v = (void **)value;
    230         PluginObject *obj = (PluginObject*)instance->pdata;
    231         // Return value is expected to be retained
    232         browser->retainobject((NPObject *)obj);
    233         *v = obj;
    234         return NPERR_NO_ERROR;
    235     }
    236     return NPERR_GENERIC_ERROR;
    237 }
    238 
    239 NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value)
    240 {
    241     return NPERR_GENERIC_ERROR;
    242 }
    243