Diffstat (limited to 'pwmanager/pwmanager/serializer.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | pwmanager/pwmanager/serializer.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/pwmanager/pwmanager/serializer.cpp b/pwmanager/pwmanager/serializer.cpp index 2d6498e..ed0f754 100644 --- a/pwmanager/pwmanager/serializer.cpp +++ b/pwmanager/pwmanager/serializer.cpp @@ -1,780 +1,784 @@ /*************************************************************************** * * * copyright (C) 2004 by Michael Buesch * * email: mbuesch@freenet.de * * * * 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. * * * ***************************************************************************/ /*************************************************************************** * copyright (C) 2004 by Ulf Schenk * This file is originaly based on version 1.1 of pwmanager * and was modified to run on embedded devices that run microkde * * $Id$ **************************************************************************/ #include "serializer.h" #include "pwmexception.h" #ifdef PWM_EMBEDDED #include <kglobal.h> #include <klocale.h> #endif /* enable/disable serializer debugging (0/1) */ #define SERIALIZER_DEBUG 0 /* use the old xml tags for writing (0/1) */ #define USE_OLD_TAGS 0 /* write a CDATA section (0/1) */ #define WRITE_CDATA_SEC 0 #define META_CREATE_DATE "c" #define META_VALID_DATE "v" #define META_EXPIRE_DATE "e" #define META_UPDATE_DATE "u" #define META_UPDATE_INT "i" //US ENH : uniqueid #define META_UNIQUEID "n" #define SYNC_ROOT "s" #define SYNC_TARGET_PREFIX "t" #define SYNC_TARGET_NAME "n" /* This is compatibility stuff. * The names of the entries have changed and here are the * new and old ones */ #define ROOT_MAGIC_OLD "PwM-xml-dat" #define VER_STR_OLD "ver" #define COMPAT_VER_OLD "0x02" #define CAT_ROOT_OLD "categories" #define CAT_PREFIX_OLD "cat_" #define CAT_NAME_OLD "name" #define ENTRY_PREFIX_OLD "entry_" #define ENTRY_DESC_OLD "desc" #define ENTRY_NAME_OLD "name" #define ENTRY_PW_OLD "pw" #define ENTRY_COMMENT_OLD "comment" #define ENTRY_URL_OLD "url" #define ENTRY_LAUNCHER_OLD "launcher" #define ENTRY_LVP_OLD "listViewPos" #define ENTRY_BIN_OLD "b" #define ENTRY_META_OLD "m" #define ROOT_MAGIC_NEW "P" #define VER_STR_NEW "v" #define COMPAT_VER_NEW "2" #define CAT_ROOT_NEW "c" #define CAT_PREFIX_NEW "c" #define CAT_NAME_NEW "n" #define ENTRY_PREFIX_NEW "e" #define ENTRY_DESC_NEW "d" #define ENTRY_NAME_NEW "n" #define ENTRY_PW_NEW "p" #define ENTRY_COMMENT_NEW "c" #define ENTRY_URL_NEW "u" #define ENTRY_LAUNCHER_NEW "l" #define ENTRY_LVP_NEW "v" #define ENTRY_BIN_NEW ENTRY_BIN_OLD #define ENTRY_META_NEW ENTRY_META_OLD #if USE_OLD_TAGS != 0 # define ROOT_MAGIC_WR ROOT_MAGIC_OLD # define VER_STR_WR VER_STR_OLD # define COMPAT_VER_WR COMPAT_VER_OLD # define CAT_ROOT_WR CAT_ROOT_OLD # define CAT_PREFIX_WR CAT_PREFIX_OLD # define CAT_NAME_WR CAT_NAME_OLD # define ENTRY_PREFIX_WR ENTRY_PREFIX_OLD # define ENTRY_DESC_WR ENTRY_DESC_OLD # define ENTRY_NAME_WR ENTRY_NAME_OLD # define ENTRY_PW_WR ENTRY_PW_OLD # define ENTRY_COMMENT_WR ENTRY_COMMENT_OLD # define ENTRY_URL_WR ENTRY_URL_OLD # define ENTRY_LAUNCHER_WR ENTRY_LAUNCHER_OLD # define ENTRY_LVP_WR ENTRY_LVP_OLD # define ENTRY_BIN_WR ENTRY_BIN_OLD # define ENTRY_META_WR ENTRY_META_OLD #else # define ROOT_MAGIC_WR ROOT_MAGIC_NEW # define VER_STR_WR VER_STR_NEW # define COMPAT_VER_WR COMPAT_VER_NEW # define CAT_ROOT_WR CAT_ROOT_NEW # define CAT_PREFIX_WR CAT_PREFIX_NEW # define CAT_NAME_WR CAT_NAME_NEW # define ENTRY_PREFIX_WR ENTRY_PREFIX_NEW # define ENTRY_DESC_WR ENTRY_DESC_NEW # define ENTRY_NAME_WR ENTRY_NAME_NEW # define ENTRY_PW_WR ENTRY_PW_NEW # define ENTRY_COMMENT_WR ENTRY_COMMENT_NEW # define ENTRY_URL_WR ENTRY_URL_NEW # define ENTRY_LAUNCHER_WR ENTRY_LAUNCHER_NEW # define ENTRY_LVP_WR ENTRY_LVP_NEW # define ENTRY_BIN_WR ENTRY_BIN_NEW # define ENTRY_META_WR ENTRY_META_NEW #endif Serializer::Serializer() { defaultLockStat = true; //US BUG: I needed to specify a document name. Otherwise impl will not be created for serializing #ifndef PWM_EMBEDDED domDoc = new QDomDocument; #else domDoc = new QDomDocument("mydoc"); #endif } Serializer::Serializer(const QCString &buffer) { defaultLockStat = true; //US BUG: I needed to specify a document name. Otherwise impl will not be created for serializing #ifndef PWM_EMBEDDED domDoc = new QDomDocument; #else domDoc = new QDomDocument("mydoc"); #endif if (!parseXml(buffer)) { delete domDoc; #ifndef PWM_EMBEDDED throw PwMException(PwMException::EX_PARSE); #else qDebug("Serializer::Serializer : Parse Exception "); #endif } } Serializer::~Serializer() { delete_ifnot_null(domDoc); } void Serializer::clear() { delete_ifnot_null(domDoc); domDoc = new QDomDocument; } bool Serializer::parseXml(const QCString &buffer) { PWM_ASSERT(domDoc); #ifndef PWM_EMBEDDED if (!domDoc->setContent(buffer, true)) return false; #else +#ifdef DESKTOP_VERSION + if (!domDoc->setContent(buffer, true)) +#else if (!domDoc->setContent(buffer)) +#endif return false; #endif if (!checkValid()) return false; return true; } QCString Serializer::getXml() { PWM_ASSERT(domDoc); #ifndef PWM_EMBEDDED #if defined(PWM_DEBUG) && SERIALIZER_DEBUG != 0 QCString tmp(domDoc->toCString(8)); printDebug("<BEGIN Serializer::getXml() dump>\n"); cout << tmp << endl; printDebug("<END Serializer::getXml() dump>"); #endif // DEBUG QCString ret(domDoc->toCString(0)); ret.replace('\n', ""); return ret; #else #if defined(PWM_DEBUG) && SERIALIZER_DEBUG != 0 QCString tmp(" " + domDoc->toCString()); printDebug("<BEGIN Serializer::getXml() dump>\n"); qDebug(tmp); cout << tmp << endl; printDebug("<END Serializer::getXml() dump>"); #endif // DEBUG QCString ret(domDoc->toCString()); ret.replace(QRegExp("\n"), ""); return ret; #endif } bool Serializer::serialize(PwMItem &dta) { PWM_ASSERT(domDoc); QDomElement root(genNewRoot()); QDomElement catNode(domDoc->createElement(CAT_ROOT_WR)); QDomElement syncNode(domDoc->createElement(SYNC_ROOT)); if (!addSyncData(&syncNode, dta.syncDta)) return false; root.appendChild(syncNode); if (!addCategories(&catNode, dta.dta)) return false; root.appendChild(catNode); return true; } bool Serializer::deSerialize(PwMItem *dta) { PWM_ASSERT(domDoc); PWM_ASSERT(dta); QDomElement root(domDoc->documentElement()); QDomNode n; dta->clear(); for (n = root.firstChild(); !n.isNull(); n = n.nextSibling()) { // find <categories> ... </categories> // <c> ... </c> if (n.nodeName() == CAT_ROOT_NEW || n.nodeName() == CAT_ROOT_OLD) { if (!readCategories(n, &(dta->dta))) { return false; } continue; } else if (n.nodeName() == SYNC_ROOT) { if (!readSyncData(n, &(dta->syncDta))) { return false; } continue; } /* NOTE: We can stop processing here, as we * don't have more nodes in root, yet. */ return false; } return true; } bool Serializer::readCategories(const QDomNode &n, vector<PwMCategoryItem> *dta) { QDomNodeList nl(n.childNodes()); QDomNode cur; QString name; unsigned int numCat = nl.count(), i; PwMCategoryItem curCat; vector<PwMDataItem> curEntr; if (!numCat) { printDebug("Serializer::readCategories(): empty"); return false; } for (i = 0; i < numCat; ++i) { cur = nl.item(i); if (cur.nodeName().left(1) == CAT_PREFIX_NEW || cur.nodeName().left(4) == CAT_PREFIX_OLD) { name = cur.toElement().attribute(CAT_NAME_NEW); if (name == QString::null) name = cur.toElement().attribute(CAT_NAME_OLD); PWM_ASSERT(name != QString::null); PWM_ASSERT(name != ""); curCat.clear(); curCat.name = name.latin1(); if (!readEntries(cur, &curEntr)) { dta->clear(); return false; } curCat.d = curEntr; dta->push_back(curCat); } else { printDebug("Serializer::readCategories(): uh? not a category?"); } } return true; } bool Serializer::readEntries(const QDomNode &n, vector<PwMDataItem> *dta) { QDomNodeList nl(n.childNodes()); QDomNode cur; unsigned int numEntr = nl.count(), i; PwMDataItem curEntr; //US BUG: to initialize all values of curEntr with meaningfulldata, // we call clear on it. Reason: Information in the file we will read might be incomplete. // e.g. the metadata is missing. curEntr.clear(true); dta->clear(); for (i = 0; i < numEntr; ++i) { cur = nl.item(i); if (cur.nodeName().left(1) == ENTRY_PREFIX_NEW || cur.nodeName().left(6) == ENTRY_PREFIX_OLD) { if (!extractEntry(cur, &curEntr)) { return false; } dta->push_back(curEntr); } else { printDebug("Serializer::readEntries(): hm? not an entry?"); } } return true; } bool Serializer::extractEntry(const QDomNode &n, PwMDataItem *dta) { QDomNodeList nl(n.childNodes()); QDomNode cur, cdata; unsigned int cnt = nl.count(), i; QString name, text; if (!cnt) { printDebug("Serializer::extractEntry(): empty"); return false; } dta->clear(); for (i = 0; i < cnt; ++i) { cur = nl.item(i); name = cur.nodeName(); cdata = cur.firstChild(); if (unlikely(cdata.isCDATASection())) { text = cdata.toCDATASection().data(); } else if (likely(cur.isElement())) { text = cur.toElement().text(); } else { printDebug("Serializer::extractEntry(): neither CDATA nor element."); return false; } if (text == " ") text = ""; // for backward compatibility. if (name == ENTRY_DESC_NEW || name == ENTRY_DESC_OLD) { dta->desc = unescapeEntryData(text).latin1(); } else if (name == ENTRY_NAME_NEW || name == ENTRY_NAME_OLD) { dta->name = unescapeEntryData(text).latin1(); } else if (name == ENTRY_PW_NEW || name == ENTRY_PW_OLD) { dta->pw = unescapeEntryData(text).latin1(); } else if (name == ENTRY_COMMENT_NEW || name == ENTRY_COMMENT_OLD) { dta->comment = unescapeEntryData(text).latin1(); } else if (name == ENTRY_URL_NEW || name == ENTRY_URL_OLD) { dta->url = unescapeEntryData(text).latin1(); } else if (name == ENTRY_LAUNCHER_NEW || name == ENTRY_LAUNCHER_OLD) { dta->launcher = unescapeEntryData(text).latin1(); } else if (name == ENTRY_LVP_NEW || name == ENTRY_LVP_OLD) { dta->listViewPos = strtol(text.latin1(), 0, 10); } else if (name == ENTRY_BIN_NEW) { // ENTRY_BIN_NEW == ENTRY_BIN_OLD if (text == "0") { dta->binary = false; } else { dta->binary = true; } } else if (name == ENTRY_META_NEW) { // ENTRY_META_NEW == ENTRY_META_OLD if (!extractMeta(cur, &dta->meta)) return false; } else { printDebug(string("Serializer::extractEntry(): invalid: ") + name.latin1()); } } dta->lockStat = defaultLockStat; return true; } bool Serializer::extractMeta(const QDomNode &n, PwMMetaData *dta) { QDomNode cur(n.firstChild()); QString name, val; while (!cur.isNull()) { name = cur.nodeName(); val = cur.toElement().text(); if (val == "") { cur = cur.nextSibling(); continue; } //US BUG: The transformation of an empty date into an ISO date and back is different on different systems/compilers. //because of that it is possible that here some values are not set, which means they are null. //US ENH: at the same moment we need backwardcompatibility. So older versions might have stored invalid dates. QDateTime dtval; //dtval should be invalid by definition. if ((name == META_CREATE_DATE) || (name == META_VALID_DATE) || (name == META_EXPIRE_DATE) || (name == META_UPDATE_DATE)) { //qDebug("Serializer::extractMeta:: val:%s, empty:%i, length:%i",val.utf8(), val.isEmpty(), val.length()); #ifndef PWM_EMBEDDED dtval = QDateTime::fromString(val, Qt::ISODate); #else bool ok; dtval = KGlobal::locale()->readDateTime(val, KLocale::ISODate, &ok); if (ok == false) qDebug("Serializer::extractMeta invalid date or time !!!!!!!!!!!!!"); #endif //if the parsed data is wrong, dtval should be invalid at this time. } if (name == META_CREATE_DATE) { dta->create = dtval; } else if (name == META_VALID_DATE) { dta->valid = dtval; } else if (name == META_EXPIRE_DATE) { dta->expire = dtval; } else if (name == META_UPDATE_DATE) { dta->update = dtval; } else if (name == META_UPDATE_INT) { dta->updateInt = strtoul(val.latin1(), 0, 10); } else if (name == META_UNIQUEID) { dta->uniqueid = unescapeEntryData(val).latin1(); } else { printDebug(string("extractMeta(): invalid: ") + name.latin1()); } cur = cur.nextSibling(); } return true; } bool Serializer::checkValid() { PWM_ASSERT(domDoc); QDomElement root(domDoc->documentElement()); if (root.nodeName() != ROOT_MAGIC_NEW && root.nodeName() != ROOT_MAGIC_OLD) { printDebug("Serializer: wrong magic"); return false; } if (root.attribute(VER_STR_NEW) != COMPAT_VER_NEW && root.attribute(VER_STR_OLD) != COMPAT_VER_OLD) { printDebug("Serializer: wrong version"); return false; } return true; } QDomElement Serializer::genNewRoot() { PWM_ASSERT(domDoc); QDomElement root(domDoc->createElement(ROOT_MAGIC_WR)); root.setAttribute(VER_STR_WR, COMPAT_VER_WR); domDoc->appendChild(root); return root; } bool Serializer::addCategories(QDomElement *e, const vector<PwMCategoryItem> &dta) { unsigned int numCat = dta.size(), i; QString curId, curName; QDomElement curCat; for (i = 0; i < numCat; ++i) { curId = CAT_PREFIX_WR; curId += tostr(i).c_str(); curName = dta[i].name.c_str(); curCat = domDoc->createElement(curId); curCat.setAttribute(CAT_NAME_WR, curName); if (!addEntries(&curCat, dta[i].d)) { return false; } e->appendChild(curCat); } return true; } bool Serializer::addEntries(QDomElement *e, const vector<PwMDataItem> &dta) { unsigned int numEntr = dta.size(), i; QString curId; QDomElement curEntr; for (i = 0; i < numEntr; ++i) { curId = ENTRY_PREFIX_WR; curId += tostr(i).c_str(); curEntr = domDoc->createElement(curId); if (!writeEntry(&curEntr, dta[i])) { return false; } e->appendChild(curEntr); } return true; } bool Serializer::writeEntry(QDomElement *e, const PwMDataItem &_dta) { #if WRITE_CDATA_SEC != 0 # define new_text(x) domDoc->createCDATASection(x) QDomCDATASection curText; #else # define new_text(x) domDoc->createTextNode(x) QDomText curText; #endif QDomText plainText; QDomElement tag; // begin -- This is for compatibility with the old serializer PwMDataItem dta = _dta; if (!dta.desc.size()) dta.desc = " "; if (!dta.name.size()) dta.name = " "; if (!dta.pw.size()) dta.pw = " "; if (!dta.comment.size()) dta.comment = " "; if (!dta.url.size()) dta.url = " "; if (!dta.launcher.size()) dta.launcher = " "; // end -- This is for compatibility with the old serializer tag = domDoc->createElement(ENTRY_DESC_WR); curText = new_text(escapeEntryData(dta.desc.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_NAME_WR); curText = new_text(escapeEntryData(dta.name.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_PW_WR); curText = new_text(escapeEntryData(dta.pw.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_COMMENT_WR); curText = new_text(escapeEntryData(dta.comment.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_URL_WR); curText = new_text(escapeEntryData(dta.url.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_LAUNCHER_WR); curText = new_text(escapeEntryData(dta.launcher.c_str())); tag.appendChild(curText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_LVP_WR); plainText = domDoc->createTextNode(tostr(dta.listViewPos).c_str()); tag.appendChild(plainText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_BIN_WR); if (dta.binary) plainText = domDoc->createTextNode("1"); else plainText = domDoc->createTextNode("0"); tag.appendChild(plainText); e->appendChild(tag); tag = domDoc->createElement(ENTRY_META_WR); if (!writeMeta(&tag, dta.meta)) return false; e->appendChild(tag); #undef new_text return true; } bool Serializer::writeMeta(QDomElement *e, const PwMMetaData &dta) { QDomText text; QDomElement tag; //US BUG!!!: The transformation of an empty date into an ISO date is different on different systems/compilers. //So do not transform an empty value at all. if (dta.create.isValid()) { tag = domDoc->createElement(META_CREATE_DATE); #ifndef PWM_EMBEDDED text = domDoc->createTextNode(dta.create.toString(Qt::ISODate)); #else text = domDoc->createTextNode(KGlobal::locale()->formatDateTime(dta.create, KLocale::ISODate)); #endif tag.appendChild(text); e->appendChild(tag); } //US BUG!!!: The transformation of an empty date into an ISO date is different on different systems/compilers. //So do not transform an empty value at all. if (dta.valid.isValid()) { tag = domDoc->createElement(META_VALID_DATE); #ifndef PWM_EMBEDDED text = domDoc->createTextNode(dta.valid.toString(Qt::ISODate)); #else text = domDoc->createTextNode(KGlobal::locale()->formatDateTime(dta.valid, KLocale::ISODate)); #endif tag.appendChild(text); e->appendChild(tag); } //US BUG!!!: The transformation of an empty date into an ISO date is different on different systems/compilers. //So do not transform an empty value at all. if (dta.expire.isValid()) { tag = domDoc->createElement(META_EXPIRE_DATE); #ifndef PWM_EMBEDDED text = domDoc->createTextNode(dta.expire.toString(Qt::ISODate)); #else text = domDoc->createTextNode(KGlobal::locale()->formatDateTime(dta.expire, KLocale::ISODate)); #endif tag.appendChild(text); e->appendChild(tag); } //US BUG!!!: The transformation of an empty date into an ISO date is different on different systems/compilers. //So do not transform an empty value at all. if (dta.update.isValid()) { tag = domDoc->createElement(META_UPDATE_DATE); #ifndef PWM_EMBEDDED text = domDoc->createTextNode(dta.update.toString(Qt::ISODate)); #else text = domDoc->createTextNode(KGlobal::locale()->formatDateTime(dta.update, KLocale::ISODate)); #endif tag.appendChild(text); e->appendChild(tag); } tag = domDoc->createElement(META_UPDATE_INT); text = domDoc->createTextNode(tostr(dta.updateInt).c_str()); tag.appendChild(text); e->appendChild(tag); tag = domDoc->createElement(META_UNIQUEID); text = domDoc->createTextNode(escapeEntryData(dta.uniqueid.c_str())); tag.appendChild(text); e->appendChild(tag); #undef new_text return true; } QString Serializer::escapeEntryData(QString dta) { #ifndef PWM_EMBEDDED dta.replace('\n', "$>--endl--<$"); dta.replace("]]>", "||>"); #else dta.replace(QRegExp("\n"), "$>--endl--<$"); dta.replace(QRegExp("]]>"), "||>"); #endif return dta; } QString Serializer::unescapeEntryData(QString dta) { #ifndef PWM_EMBEDDED dta.replace("$>--endl--<$", "\n"); dta.replace("||>", "]]>"); #else dta.replace(QRegExp("\\$>--endl--<\\$"), "\n"); dta.replace(QRegExp("||>"), "]]>"); #endif return dta; } //US ENH: the following methods are getting used to write/read sync entries /** read the syncentries in the node "n" */ bool Serializer::readSyncData(const QDomNode &n, vector<PwMSyncItem> *dta) { QDomNodeList nl(n.childNodes()); QDomNode cur; QString devicename, val; unsigned int numSync = nl.count(), i; PwMSyncItem curSync; bool ok = true; if (!numSync) { //no sync entries is a possible result printDebug("Serializer::readSyncData(): empty"); return true; } for (i = 0; i < numSync; ++i) { cur = nl.item(i); if (cur.nodeName().left(1) == SYNC_TARGET_PREFIX) { devicename = cur.toElement().attribute(SYNC_TARGET_NAME); val = cur.toElement().text(); if ((val == "") || (devicename == QString::null)) { printDebug("Serializer::readSyncData(): empty synctarget name or syncdate"); continue; } - curSync.syncName = devicename; + curSync.syncName = devicename.latin1(); #ifndef PWM_EMBEDDED curSync.lastSyncDate = QDateTime::fromString(val, Qt::ISODate); #else curSync.lastSyncDate = KGlobal::locale()->readDateTime(val, KLocale::ISODate, &ok); if (ok == false) qDebug("Serializer::readSyncData(): could not parse syncdate:%s",val.latin1()); #endif dta->push_back(curSync); } } return true; } bool Serializer::addSyncData(QDomElement *e, const vector<PwMSyncItem> &dta) { unsigned int numSync = dta.size(), i; QString curId, curDeviceName; QDomElement curSync; QDomText text; for (i = 0; i < numSync; ++i) { curId = SYNC_TARGET_PREFIX; curId += tostr(i).c_str(); curDeviceName = dta[i].syncName.c_str(); curSync = domDoc->createElement(curId); curSync.setAttribute(SYNC_TARGET_NAME, curDeviceName); #ifndef PWM_EMBEDDED text = domDoc->createTextNode(dta[i].lastSyncDate.toString(Qt::ISODate)); #else text = domDoc->createTextNode(KGlobal::locale()->formatDateTime(dta[i].lastSyncDate, KLocale::ISODate)); #endif curSync.appendChild(text); e->appendChild(curSync); } return true; } |