Avoid hardcoded requirements for headers of RFT pressure files

Parsing "PSIA FEET" did not work, as "BARSA METRES" was the only supported unit. Keep special handling of header and date, and skip all other lines containing text or comment.

ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.cpp

@@ -19,15 +19,13 @@
 #include "RifPressureDepthTextFileReader.h"
 
 #include "RiaDateStringParser.h"
-#include "RiaDefines.h"
 
 #include "RigPressureDepthData.h"
 
 #include "RifFileParseTools.h"
 
-#include "cafAssert.h"
-
 #include <QFile>
+#include <QRegularExpression>
 #include <QTextStream>
 
 //--------------------------------------------------------------------------------------------------
@@ -43,9 +41,20 @@ std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileRe
         return std::make_pair( items, QString( "Unable to open file: %1" ).arg( filePath ) );
     }
 
+    return parse( file.readAll() );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileReader::parse( const QString& content )
+{
+    std::vector<RigPressureDepthData> items;
+
     QString separator = " ";
 
-    QTextStream in( &file );
+    QString     streamContent( content );
+    QTextStream in( &streamContent );
     while ( !in.atEnd() )
     {
         QString line = in.readLine();
@@ -64,7 +73,7 @@ std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileRe
                 items.back().setTimeStep( date.value() );
             }
         }
-        else if ( isPropertiesLine( line ) || isUnitsLine( line ) || isCommentLine( line ) )
+        else if ( containsLetters( line ) || isCommentLine( line ) )
         {
             // Ignored.
         }
@@ -105,19 +114,10 @@ bool RifPressureDepthTextFileReader::isDateLine( const QString& line )
 //--------------------------------------------------------------------------------------------------
 ///
 //--------------------------------------------------------------------------------------------------
-bool RifPressureDepthTextFileReader::isPropertiesLine( const QString& line )
+bool RifPressureDepthTextFileReader::containsLetters( const QString& line )
 {
-    // TODO: this might be to strict..
-    return line.startsWith( "PRESSURE DEPTH" );
-}
-
-//--------------------------------------------------------------------------------------------------
-///
-//--------------------------------------------------------------------------------------------------
-bool RifPressureDepthTextFileReader::isUnitsLine( const QString& line )
-{
-    // TODO: this might be to strict..
-    return line.startsWith( "BARSA METRES" );
+    QRegularExpression regex( "[a-zA-Z]" );
+    return regex.match( line ).hasMatch();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -152,8 +152,6 @@ std::optional<QDateTime> RifPressureDepthTextFileReader::parseDateLine( const QS
     QStringList values         = RifFileParseTools::splitLineAndTrim( line, " ", skipEmptyParts );
     if ( values.size() != 2 ) return {};
 
-    CAF_ASSERT( values[0] == "DATE" );
-
     // Second value is depth
     QDateTime dateTime = RiaDateStringParser::parseDateString( values[1], RiaDateStringParser::OrderPreference::DAY_FIRST );
     if ( !dateTime.isValid() ) return {};