syncmlprocessor.cpp

funambol windows mobile plugin source code, the source code is taken from the funambol site

/*
 * Copyright (C) 2003-2007 Funambol, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY, TITLE, NONINFRINGEMENT or FITNESS FOR A PARTICULAR
 * PURPOSE.  See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
 * 02111-1307  USA
 */

#include <stdlib.h>

#include "base/Log.h"  // TBR
#include "base/util/ArrayList.h"
#include "base/util/utils.h"
#include "spds/constants.h"
#include "spds/SyncMLProcessor.h"
#include "spds/spdsutils.h"

#include "event/FireEvent.h"

/*
 * This class is responsible for the processing of the incoming messages.
 */
/*
 * Constructor
 */
SyncMLProcessor::SyncMLProcessor() : XMLProcessor() {
}

SyncML* SyncMLProcessor::processMsg(char* msg) {
    SyncML* syncml      = Parser::getSyncML(msg);
    return syncml;
}


int SyncMLProcessor::processSyncHdrStatus(SyncML* syncml) {
    int ret = getStatusCode(syncml->getSyncBody(), NULL, SYNC_HDR);

    // Fire Sync Status Event: syncHdr status from server
    fireSyncStatusEvent(SYNC_HDR, ret, NULL, NULL, NULL , SERVER_STATUS);

    return ret;
}

int SyncMLProcessor::processAlertStatus(SyncSource& source, SyncML* syncml, ArrayList* alerts) {

    int ret = -1;
    const char* name = NULL;
    Status* s     = NULL;
    Data* data    = NULL;
    SourceRef* sourceRef    = NULL;

    if (alerts->size()) {
        ArrayList* list = syncml->getSyncBody()->getCommands();

        for (int i = 0; i < list->size(); i++) {
            // is returned the pointer to the element not a new element
            name = ((AbstractCommand*)(list->get(i)))->getName();
            if (name && strcmp(name, STATUS) == 0) {
                s = (Status*)list->get(i);
                if (strcmp(s->getCmd(), ALERT) == 0) {
                    sourceRef = (SourceRef*)(s->getSourceRef()->get(0));

                    if (sourceRef) {
                        if (strcmp(_wcc(source.getName()),
                                    sourceRef->getValue()) == 0) {
                            ret = getAlertStatusCode(s, _wcc(source.getName()));
                            break;
                        }
                    } else {
                        // Server did not include <SourceRef>, which
                        // is a violation of the standard for commands
                        // which were sent with <SourceRef>. Happens
                        // with Synthesis server if authentication
                        // failed, in which case we can simply ignore
                        // it.
                    }
                }
            }
        }
    }

    // Fire a syncStatus event: Alert status from server
    fireSyncStatusEvent(ALERT, ret, source.getConfig().getName(), source.getConfig().getURI(), NULL, SERVER_STATUS);

    return ret;

}


/*
 * Processes the initialization response. Returns 0 in case of success, an
 * error code in case of error.
 *
 * @param msg the response from the server
 */
int SyncMLProcessor::processServerAlert(SyncSource& source, SyncML* syncml) {

    int ret             = -1;
    int iterator        = 0;
    AbstractCommand* a  = NULL;
    Item* item          = NULL;
    BOOL found          = FALSE;

    ret = 0;
    do {
        a = getCommand(syncml->getSyncBody(), ALERT, iterator);
        if (a == NULL) {
            // This happens with the Synthesis server's reply:
            // instead of sending SyncBody/Alert we get SyncBody/Put
            // with device infos and a SyncBody/Get requesting our own
            // device infos. Ignoring the request is not correct, but
            // allows synchronization to proceed and complete eventually
            // without any further errors. For that to work we must not
            // set lastErrorCode here, as it will be checked at the end of
            // the sync.
            //
            // lastErrorCode = ERR_REPRESENTATION;
            // sprintf(lastErrorMsg, "SyncBody/Alert not found!");
            goto finally;
        }
        Alert* alert = (Alert*)a;
        Item* item = NULL;
        ArrayList* itemList = alert->getItems();

        for (int i = 0; i < itemList->size(); i++) {
            item = (Item*)getArrayElement(itemList, i);
            const char *locURI = ((Target*)item->getTarget())->getLocURI();
            if (strcmp( locURI, _wcc(source.getName()) ) == 0) {
                if (alert->getData() == NULL) {
                    lastErrorCode = ERR_REPRESENTATION;
                    sprintf(lastErrorMsg, "SyncBody/Alert/Data not found!");
                    goto finally;
                }

                source.setSyncMode((SyncMode)alert->getData());
                ret = 0;
                found = TRUE;
                break;
            }
        }
        iterator++;
        if (found)
            break;

    } while(a);

finally:

    return ret;
}


char** SyncMLProcessor::getSortedSourcesFromServer(SyncML* syncml, int sourcesNumber) {

    char** sourceList = new char*[sourcesNumber+1];
    int iterator        = 0;
    AbstractCommand* a  = NULL;
    Item* item          = NULL;

    do {
        a = getCommand(syncml->getSyncBody(), ALERT, iterator);
        if (a == NULL) {
            goto finally;
        }
        Alert* alert = (Alert*)a;
        Item* item = NULL;
        ArrayList* itemList = alert->getItems();

        for (int i = 0; i < itemList->size(); i++) {
            item = (Item*)getArrayElement(itemList, i);
            const char *locURI = ((Target*)item->getTarget())->getLocURI();
            sourceList[iterator] = stringdup(locURI);
        }
        iterator++;

    } while(a);

finally:
    sourceList[iterator] = NULL;
    return sourceList;
}




int SyncMLProcessor::processItemStatus(SyncSource& source, SyncBody* syncBody) {

    ArrayList* items = NULL;
    Item* item       = NULL;
    SourceRef* sourceRef = NULL;
    Status* s = NULL;
    const char* name = NULL;
    Data* data = NULL;
    int ret = 0;

    ArrayList* list = getCommands(syncBody, STATUS);

    for (int i = 0; i < list->size(); i++) {
        s = (Status*)list->get(i);
        name = s->getCmd();
        data = s->getData();
        if (strcmp(name, SYNC) == 0){
            char *srcname = toMultibyte(source.getName());
            int alertStatus = getAlertStatusCode(s, srcname);
            delete [] srcname;

            /*
            * Try to find if the server send a message together the error code if any
            * The items in the status message should be always one...
            */
            char *statusMessage = NULL;
            items = s->getItems();
			for (int k = 0; k < items->size(); k++) {
                item = (Item*)items->get(k);
                if (item) {
                    ComplexData* cd = item->getData();
                    if (cd) {
                        statusMessage = stringdup(cd->getData());
                    }
                }
            }
            // Fire Sync Status Event: sync status from server
            fireSyncStatusEvent(SYNC, s->getStatusCode(), source.getConfig().getName(), source.getConfig().getURI(), NULL, SERVER_STATUS);

            if(alertStatus < 0 || alertStatus >=300){
                if (statusMessage) {
                    strcpy(lastErrorMsg, statusMessage);
                } else {
                    strcpy(lastErrorMsg, "Error in sync status sent by server.");
                }
                if ((ret = alertStatus) < 0)
                    LOG.error("processItemStatus: status not found in SYNC");
                else
                    LOG.error("processItemStatus: server sent status %d in SYNC", alertStatus);
                break;
            }
            if (statusMessage) {
                delete [] statusMessage;
            }
        }

        else if (strcmp(name, ADD) == 0 ||
            strcmp(name, REPLACE) == 0 ||
            strcmp(name, DEL) == 0) {

            int k;

            items = s->getItems();
            long val = strtol(data->getData() , NULL, 10);
            for (k = 0; k < items->size(); k++) {
                item = (Item*)items->get(k);
                if (item) {
                    Source* itemSource = item->getSource();
                    if (itemSource) {
                        WCHAR *uri = toWideChar(itemSource->getLocURI());

                        ComplexData* cd = item->getData();
                        WCHAR *statusMessage = NULL;
                        if (cd) {
                            statusMessage = toWideChar(cd->getData());
                        }

                        // Fire Sync Status Event: item status from server
                        fireSyncStatusEvent(s->getCmd(), s->getStatusCode(), source.getConfig().getName(), source.getConfig().getURI(), uri, SERVER_STATUS);
                        // Update SyncReport
                        source.getReport()->addItem(SERVER, s->getCmd(), uri, s->getStatusCode(), statusMessage);

                        source.setItemStatus(uri, val);
                        delete [] uri;
                        if (statusMessage)
                            delete [] statusMessage;
                    } else {
                        // the item might consist of additional information, as in:
                        // <SourceRef>pas-id-44B544A600000092</SourceRef>
                        // <Data>200</Data>
                        // <Item><Data>Conflict resolved by server</Data></Item>
                    }
                }
            }
            items = s->getSourceRef();
            for (k = 0; k < items->size(); k++) {
                sourceRef = (SourceRef*)items->get(k);
                if (sourceRef) {
                    WCHAR *srcref = toWideChar(sourceRef->getValue());
			        // Fire Sync Status Event: item status from server
                    fireSyncStatusEvent(s->getCmd(), s->getStatusCode(), source.getConfig().getName(), source.getConfig().getURI(), srcref, SERVER_STATUS);
                    // Update SyncReport
                    source.getReport()->addItem(SERVER, s->getCmd(), srcref, s->getStatusCode(), NULL);

                    source.setItemStatus(srcref, val);
                    delete [] srcref;
                }
            }
        }
    }

    deleteArrayList(&list);
    return ret;
}

/*
 * Processes the initialization response. Returns 0 in case of success, an
 * error code in case of error.
 *
 * @param msg the response from the server
 */