Merge pull request #11 from ModdingLinked/non-nexus-meta-file-handling

Non nexus meta file handling

Author: Ungeziefi

src/installationmanager.cpp

@@ -35,6 +35,7 @@ along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
 #include "settings.h"
 #include <scopeguard.h>
 #include <utility.h>
+#include "shared/util.h"
 
 #include <QApplication>
 #include <QDateTime>
@@ -632,6 +633,7 @@ InstallationResult InstallationManager::install(const QString& fileName,
   });
 
   QFileInfo fileInfo(fileName);
+  QString url;  
   if (!getSupportedExtensions().contains(fileInfo.suffix(), Qt::CaseInsensitive)) {
     reportError(tr("File format \"%1\" not supported").arg(fileInfo.suffix()));
     return InstallationResult(IPluginInstaller::RESULT_FAILED);
@@ -655,6 +657,7 @@ InstallationResult InstallationManager::install(const QString& fileName,
     QSettings metaFile(metaName, QSettings::IniFormat);
     gameName = metaFile.value("gameName", "").toString();
     modID    = metaFile.value("modID", 0).toInt();
+    url = metaFile.value("url", "").toString();
     QTextDocument doc;
     doc.setHtml(metaFile.value("name", "").toString());
     modName.update(doc.toPlainText(), GUESS_FALLBACK);
@@ -700,8 +703,14 @@ InstallationResult InstallationManager::install(const QString& fileName,
      // information
     QString guessedModName;
     int guessedModID = modID;
-    NexusInterface::interpretNexusFileName(QFileInfo(fileName).fileName(),
-                                           guessedModName, guessedModID, false);
+    
+    if (isNxmLink(url))
+      NexusInterface::interpretNexusFileName(QFileInfo(fileName).fileName(),
+                                             guessedModName, guessedModID, false);
+    else
+      NexusInterface::interpretNonNexusFileName(QFileInfo(fileName).fileName(),
+                                             guessedModName, guessedModID, false);
+    
     if ((modID == 0) && (guessedModID != -1)) {
       modID = guessedModID;
     } else if (modID != guessedModID) {

src/nexusinterface.cpp

@@ -320,6 +320,74 @@ void NexusInterface::setUserAccount(const APIUserAccount& user)
   emit requestsChanged(getAPIStats(), m_User);
 }
 
+void NexusInterface::interpretNonNexusFileName(const QString& fileName, QString& modName,
+                                            int& modID, bool query)
+{
+  qDebug("executing NexusInterface::interpretNonNexusFileName");
+  // guess the mod name from the file name
+  static const QRegularExpression complex(
+      R"(^([a-zA-Z0-9_'"\-.() ]*?)([-_ ][VvRr]+[0-9]+(?:(?:[\.][0-9]+){0,2}|(?:[_][0-9]+){0,2}|(?:[-.][0-9]+){0,2})?[ab]?)??-([1-9][0-9]+)?-.*?\.(zip|rar|7z))");
+  // complex regex explanation:
+  // group 1: modname.
+  // group 2: optional version,
+  //  assumed to start with v (empty most of the time).
+  // group 3: NexusId,
+  //  assumed wrapped in "-", will miss single digit IDs for better accuracy.
+  // If no id is present the whole regex does not match.
+  static const QRegularExpression simple(R"(^[^a-zA-Z]*([a-zA-Z_ ]+))");
+  auto complexMatch = complex.match(fileName);
+  auto simpleMatch  = simple.match(fileName);
+
+  // assume not found
+  modID = -1;
+
+  if (complexMatch.hasMatch()) {
+    modName = complexMatch.captured(1);
+    if (!query && !complexMatch.captured(3).isNull()) {
+      modID = 0; //Todo when other website made an API
+    }
+  } else if (simpleMatch.hasMatch()) {
+    modName = simpleMatch.captured(0);
+  } else {
+    modName.clear();
+  }
+
+  if (query) {
+    SelectionDialog selection(tr("Please pick the mod ID for \"%1\"").arg(fileName));
+    int index   = 0;
+    auto splits = fileName.split(QRegularExpression("[^0-9]"), Qt::KeepEmptyParts);
+    for (auto substr : splits) {
+      bool ok   = false;
+      int value = substr.toInt(&ok);
+      if (ok) {
+        QString highlight(fileName);
+        highlight.insert(index, " *");
+        highlight.insert(index + substr.length() + 2, "* ");
+
+        QStringList choice;
+        choice << substr;
+        choice << (index > 0 ? fileName.left(index - 1) : substr);
+        selection.addChoice(substr, highlight, choice);
+      }
+      index += substr.length() + 1;
+    }
+
+    if (selection.numChoices() > 0) {
+      if (selection.exec() == QDialog::Accepted) {
+        auto choice = selection.getChoiceData().toStringList();
+        modID       = choice.at(0).toInt();
+        modName     = choice.at(1);
+        modName     = modName.replace('_', ' ').trimmed();
+        log::debug("user selected mod ID {} and mod name \"{}\"", modID, modName);
+      } else {
+        log::debug("user canceled mod ID selection");
+      }
+    } else {
+      log::debug("no possible mod IDs found in file name");
+    }
+  }
+}
+
 void NexusInterface::interpretNexusFileName(const QString& fileName, QString& modName,
                                             int& modID, bool query)
 {

src/nexusinterface.h

@@ -518,6 +518,16 @@ class NexusInterface : public QObject
   APIStats getAPIStats() const;
 
 public:
+  /**
+   * @brief guess the mod id from a filename as delivered by nonNexus
+   * @param fileName name of the file
+   * @return the guessed mod id
+   * @note this currently doesn't fit well with the remaining interface but this is the
+   * best place for the function
+   */
+  static void interpretNonNexusFileName(const QString& fileName, QString& modName,
+                                        int& modID, bool query);
+
   /**
    * @brief guess the mod id from a filename as delivered by Nexus
    * @param fileName name of the file

src/shared/util.cpp

@@ -425,5 +425,6 @@ void ResetExitFlag()
 
 bool isNxmLink(const QString& link)
 {
-  return link.startsWith("nxm://", Qt::CaseInsensitive);
+  return link.startsWith("nxm://", Qt::CaseInsensitive) ||
+         link.startsWith("https://cf-files.nexusmods.com", Qt::CaseInsensitive);
 }