Initial Commit. The packaging still does not work properly.

[confmgr] / config.cpp

diff --git a/config.cpp b/config.cpp
new file mode 100644 (file)
index 0000000..76dc12f
--- /dev/null
+++ b/config.cpp
@@ -0,0 +1,185 @@
+#include "config.h"\r
+#include "profile.h"\r
+#include "xmlutil.h"\r
+\r
+#include <QDebug>\r
+#include <QDir>\r
+\r
+/*\r
+ TODO: Create backup & restore functions for the backup configuration files.\r
+     Today it only writes a backup when the removeAllProfiles() is called.\r
+ */\r
+\r
+Config::Config(QObject *parent) :\r
+    QObject(parent)\r
+{\r
+    confFile.setFileName(CONFIG_FILE);\r
+    noOfProfiles = 0;\r
+    profileList.clear();\r
+}\r
+\r
+bool Config::openConfig()\r
+{\r
+    int stopLoops = 0;\r
+    qDebug() << "Opening the Config file";\r
+\r
+    processAgain:\r
+    bool bOpenResult = confFile.open(QIODevice::ReadWrite | QIODevice::Text);\r
+    if(bOpenResult)\r
+    {\r
+        QString errorMsg;\r
+        int errorLine, errorColumn;\r
+        bOpenResult = domDoc.setContent(&confFile, &errorMsg,\r
+                                        &errorLine, &errorColumn);\r
+        if(!bOpenResult)\r
+        {\r
+            qDebug() << "Error while setContent on Line: " << errorLine\r
+                    << "Column: " << errorColumn << endl\r
+                    << "Error Text: " << errorMsg;\r
+//            return bOpenResult;\r
+            confFile.write(DEFAULT_XML);\r
+            closeConfig();\r
+            if(0 == stopLoops)\r
+            {\r
+                stopLoops++;\r
+                goto processAgain;\r
+            }\r
+        }\r
+\r
+        QDomNode node = domDoc.namedItem(PROFILE_TAG);\r
+        if(node.isNull())\r
+        {\r
+            qDebug() << "Probably first use of config! Creating Profiles Tag";\r
+            QDomElement el = Xmlutil::addElement(domDoc, domDoc, PROFILE_TAG);\r
+            // noOfProfiles should be 0, initialized in CTOR...\r
+            el.setAttribute(NO_OF_PROFILE_ATTR, noOfProfiles);\r
+            return true;\r
+        }\r
+\r
+        // Now load the whole config file in memory!\r
+        qDebug() << "Trying to load the whole config now...";\r
+        bOpenResult = readAllProfiles();\r
+    }\r
+    return bOpenResult;\r
+}\r
+\r
+bool Config::closeConfig()\r
+{\r
+    bool bResult = confFile.flush();\r
+    confFile.close();\r
+    return bResult;\r
+}\r
+\r
+int Config::addProfile(const Profile &p)\r
+{\r
+    int error = 0;\r
+    QDomElement el = domDoc.namedItem(PROFILE_TAG).toElement();\r
+    Xmlutil::generateProfileXML(p, &error, &domDoc, &el);\r
+    if(!error)\r
+    {\r
+        noOfProfiles++;\r
+        updateNoOfProfiles();\r
+        profileList.append(p);\r
+    }\r
+    qDebug() << "AddProfile(): " << error << "\tXMLString is: " << endl << domDoc.toString();\r
+    return error;\r
+}\r
+\r
+void Config::updateNoOfProfiles()\r
+{\r
+    QDomElement el = domDoc.namedItem(PROFILE_TAG).toElement();\r
+    el.setAttribute(NO_OF_PROFILE_ATTR, noOfProfiles);\r
+}\r
+\r
+int Config::removeProfile(const Profile &p)\r
+{\r
+    QDomElement elem = domDoc.namedItem(PROFILE_TAG).toElement();\r
+    QDomElement el = elem.firstChildElement();\r
+    qDebug() << el.text();\r
+    for(int i = 0; i < noOfProfiles; i++)\r
+    {\r
+        QString name = el.attribute(NAME_ATTR);\r
+\r
+        qDebug() << "Name is: " << name;\r
+        if(p.mName == name)\r
+        {\r
+            if(!el.parentNode().removeChild(el).isNull())\r
+            {\r
+                noOfProfiles--;\r
+                updateNoOfProfiles();\r
+                profileList.removeAt(i);\r
+                qDebug() << "RemoveChild okay!";\r
+            }\r
+            break;\r
+        }\r
+        el = el.nextSiblingElement();\r
+    }\r
+    return 0;\r
+}\r
+\r
+void Config::flushConfig()\r
+{\r
+    confFile.flush();\r
+}\r
+\r
+bool Config::readAllProfiles()\r
+{\r
+    // Point to the PROFILE_TAG node->element\r
+    QDomElement el = domDoc.namedItem(PROFILE_TAG).toElement();\r
+    noOfProfiles = el.attribute(NO_OF_PROFILE_ATTR).toInt();\r
+\r
+    qDebug() << "Number of profiles in config is: " << noOfProfiles;\r
+\r
+    if(noOfProfiles > 0)\r
+    {\r
+        QDomElement childEl = el.firstChildElement();\r
+        for(int i = 0; i < noOfProfiles; i++)\r
+        {\r
+            Profile p;\r
+            QString dummy; dummy.clear();\r
+            if(!Xmlutil::degenerateProfileXML(dummy, p, &childEl))\r
+            {\r
+                profileList.append(p);\r
+                qDebug() << "Profile added to ProfileList...";\r
+            }\r
+            else\r
+            {\r
+                qDebug() << "Profile not added, returning false";\r
+                return false;\r
+            }\r
+            childEl = childEl.nextSiblingElement();\r
+        }\r
+    }\r
+    return true;\r
+}\r
+\r
+bool Config::writeAllProfiles()\r
+{\r
+    // Stupid hack to dump all the document data into the config file...\r
+    bool bResult = closeConfig();\r
+    QDir dir(CONFIG_DIR);\r
+    bResult = dir.remove(CONFIG_FILE);\r
+\r
+    bResult = confFile.open(QIODevice::WriteOnly | QIODevice::Text);\r
+\r
+    // No need to do set content since document data is always updated...\r
+    qint64 error = confFile.write(domDoc.toByteArray());\r
+    flushConfig();\r
+    if( -1 == error)\r
+        return false;\r
+    return true;\r
+}\r
+\r
+bool Config::removeAllProfiles()\r
+{\r
+    // Create a backup file just in case...\r
+    profileList.clear();\r
+    QDir dir(CONFIG_DIR);\r
+    bool bResult = dir.remove(BACKUP_CONFIG_FILE);\r
+    bResult = confFile.copy(BACKUP_CONFIG_FILE);\r
+    // Essentially just delete the whole file and re-open\r
+    bResult = closeConfig();\r
+    bResult = dir.remove(CONFIG_FILE);\r
+    bResult = openConfig();\r
+    return bResult;\r
+}\r