Add W3C XML Schema validation support

This was done by Tobias Koenig, as part of an internship at Trolltech/Qt
Software, started at Wed Oct 1 18:32:43 2008 +0200, and the last commit being
part of this commit dating Tue Feb 24 11:03:36 2009 +0100. This is work
consisting of about 650 commits squashed into one, where the first commit was
61b280386c1905a15690fdd917dcbc8eb09b6283, in the repository before Qt's history
cut.

2 files changed, 26 insertions, 13 deletions

diff --git a/src/xmlpatterns/functions/qpatternplatform.cpp b/src/xmlpatterns/functions/qpatternplatform.cpp
index 0052a07..d99bac5 100644
--- a/src/xmlpatterns/functions/qpatternplatform.cpp
+++ b/src/xmlpatterns/functions/qpatternplatform.cpp
@@ -168,8 +168,15 @@ void PatternPlatform::applyFlags(const Flags flags, QRegExp &patternP)
     // TODO Apply the other flags, like 'x'.
 }
 
+QRegExp PatternPlatform::parsePattern(const QString &pattern,
+                                      const ReportContext::Ptr &context) const
+{
+    return parsePattern(pattern, context, this);
+}
+
 QRegExp PatternPlatform::parsePattern(const QString &patternP,
-                                      const DynamicContext::Ptr &context) const
+                                      const ReportContext::Ptr &context,
+                                      const SourceLocationReflection *const location)
 {
     if(patternP == QLatin1String("(.)\\3") ||
        patternP == QLatin1String("\\3")    ||
@@ -177,7 +184,7 @@ QRegExp PatternPlatform::parsePattern(const QString &patternP,
     {
         context->error(QLatin1String("We don't want to hang infinitely on K2-MatchesFunc-9, "
                                      "10 and 11. See Trolltech task 148505."),
-                       ReportContext::FOER0000, this);
+                       ReportContext::FOER0000, location);
         return QRegExp();
     }
 
@@ -189,14 +196,8 @@ QRegExp PatternPlatform::parsePattern(const QString &patternP,
      * QChar::category(). */
     rewrittenPattern.replace(QLatin1String("[\\i-[:]]"), QLatin1String("[a-zA-Z_]"));
     rewrittenPattern.replace(QLatin1String("[\\c-[:]]"), QLatin1String("[a-zA-Z0-9_\\-\\.]"));
-    rewrittenPattern.replace(QLatin1String("\\i"), QLatin1String("[a-zA-Z:_]"));
-    rewrittenPattern.replace(QLatin1String("\\c"), QLatin1String("[a-zA-Z0-9:_\\-\\.]"));
-    rewrittenPattern.replace(QLatin1String("\\p{L}"), QLatin1String("[a-zA-Z]"));
-    rewrittenPattern.replace(QLatin1String("\\p{Lu}"), QLatin1String("[A-Z]"));
-    rewrittenPattern.replace(QLatin1String("\\p{Ll}"), QLatin1String("[a-z]"));
-    rewrittenPattern.replace(QLatin1String("\\p{Nd}"), QLatin1String("[0-9]"));
 
-    QRegExp retval(rewrittenPattern);
+    QRegExp retval(rewrittenPattern, Qt::CaseSensitive, QRegExp::W3CXmlSchema11);
 
     if(retval.isValid())
         return retval;
@@ -204,7 +205,7 @@ QRegExp PatternPlatform::parsePattern(const QString &patternP,
     {
         context->error(QtXmlPatterns::tr("%1 is an invalid regular expression pattern: %2")
                                         .arg(formatExpression(patternP), retval.errorString()),
-                                   ReportContext::FORX0002, this);
+                                   ReportContext::FORX0002, location);
         return QRegExp();
     }
 }
diff --git a/src/xmlpatterns/functions/qpatternplatform_p.h b/src/xmlpatterns/functions/qpatternplatform_p.h
index ce0dbd4..28da452 100644
--- a/src/xmlpatterns/functions/qpatternplatform_p.h
+++ b/src/xmlpatterns/functions/qpatternplatform_p.h
@@ -122,6 +122,14 @@ namespace QPatternist
          */
         inline int captureCount() const;
 
+        /**
+         * @short Parses pattern 
+         */
+        static QRegExp parsePattern(const QString &pattern,
+                                    const ReportContext::Ptr &context,
+                                    const SourceLocationReflection *const location);
+
+
     protected:
         /**
          * @short This constructor is protected, because this class is supposed to be sub-classed.
@@ -146,14 +154,18 @@ namespace QPatternist
         };
         typedef QFlags<PreCompiledPart> PreCompiledParts;
 
+        /**
+         * @short Calls the public parsePattern() function and passes in @c
+         * this as the location.
+         */
+        inline QRegExp parsePattern(const QString &pattern,
+                                    const ReportContext::Ptr &context) const;
+
         Q_DISABLE_COPY(PatternPlatform)
 
         Flags parseFlags(const QString &flags,
                          const DynamicContext::Ptr &context) const;
 
-        QRegExp parsePattern(const QString &pattern,
-                             const DynamicContext::Ptr &context) const;
-
         static void applyFlags(const Flags flags, QRegExp &pattern);
 
         /**