Support 'description' field in the create repository rule.

Its value is used to fill in repository/description file used by gitweb.

Author: modax

src/repository.cpp

@@ -84,6 +84,15 @@ Repository::Repository(const Rules::Repository &rule)
             init.setWorkingDirectory(name);
             init.start("git", QStringList() << "--bare" << "init");
             init.waitForFinished(-1);
+            // Write description
+            if (!rule.description.isEmpty()) {
+                QFile fDesc(QDir(name).filePath("description"));
+                if (fDesc.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
+                    fDesc.write(rule.description.toUtf8());
+                    fDesc.putChar('\n');
+                    fDesc.close();
+                }
+            }
             {
                 QFile marks(name + "/" + marksFileName(name));
                 marks.open(QIODevice::WriteOnly);

src/ruleparser.cpp

@@ -93,6 +93,7 @@ void Rules::load(const QString &filename)
     QRegExp matchLine("match\\s+(.*)", Qt::CaseInsensitive);
     QRegExp matchActionLine("action\\s+(\\w+)", Qt::CaseInsensitive);
     QRegExp matchRepoLine("repository\\s+(\\S+)", Qt::CaseInsensitive);
+    QRegExp matchDescLine("description\\s+(.+)$", Qt::CaseInsensitive);
     QRegExp matchBranchLine("branch\\s+(\\S+)", Qt::CaseInsensitive);
     QRegExp matchRevLine("(min|max) revision (\\d+)", Qt::CaseInsensitive);
     QRegExp matchAnnotateLine("annotated\\s+(\\S+)", Qt::CaseInsensitive);
@@ -152,6 +153,9 @@ void Rules::load(const QString &filename)
 
                     repo.branches += branch;
                     continue;
+                } else if (matchDescLine.exactMatch(line)) {
+                    repo.description = matchDescLine.cap(1);
+                    continue;
                 } else if (matchRepoLine.exactMatch(line)) {
                     repo.forwardTo = matchRepoLine.cap(1);
                     continue;

src/ruleparser.h

@@ -43,6 +43,7 @@ class Rules
 
         QString name;
         QList<Branch> branches;
+        QString description;
 
         QString forwardTo;
         QString prefix;