Temorarely bug workaround ( #490 ) until trolltech publishing a bugfix !

1 files changed, 26 insertions, 0 deletions

diff --git a/library/backend/vobject.cpp b/library/backend/vobject.cpp
index 2f22c20..2c5b577 100644
--- a/library/backend/vobject.cpp
+++ b/library/backend/vobject.cpp
@@ -904,318 +904,344 @@ stuff:
         fp->s = 0;
         fp->fail = 1;
         }
 }
 #else
 static void appendcOFile_(OFile *fp, char c)
 {
     if (fp->fail) return;
     if (fp->fp) {
         fputc(c,fp->fp);
         }
     else {
 stuff:
         if (fp->len+1 < fp->limit) {
             fp->s[fp->len] = c;
             fp->len++;
             return;
             }
         else if (fp->alloc) {
             fp->limit = fp->limit + OFILE_REALLOC_SIZE;
             fp->s = (char *)realloc(fp->s,fp->limit);
             if (fp->s) goto stuff;
             }
         if (fp->alloc)
             free(fp->s);
         fp->s = 0;
         fp->fail = 1;
         }
 }
 
 static void appendcOFile(OFile *fp, char c)
 {
     if (c == '\n') {
         /* write out as <CR><LF> */
         appendcOFile_(fp,0xd);
         appendcOFile_(fp,0xa);
         }
     else
         appendcOFile_(fp,c);
 }
 
 static void appendsOFile(OFile *fp, const char *s)
 {
     int i, slen;
     slen  = strlen(s);
     for (i=0; i<slen; i++) {
         appendcOFile(fp,s[i]);
         }
 }
 
 #endif
 
 static void initOFile(OFile *fp, FILE *ofp)
 {
     fp->fp = ofp;
     fp->s = 0;
     fp->len = 0;
     fp->limit = 0;
     fp->alloc = 0;
     fp->fail = 0;
 }
 
 static int writeBase64(OFile *fp, unsigned char *s, long len)
 {
     long cur = 0;
     int i, numQuads = 0;
     unsigned long trip;
     unsigned char b;
     char quad[5];
 #define MAXQUADS 16
 
     quad[4] = 0;
 
     while (cur < len) {
         // collect the triplet of bytes into 'trip'
         trip = 0;
         for (i = 0; i < 3; i++) {
             b = (cur < len) ? *(s + cur) : 0;
             cur++;
             trip = trip << 8 | b;
             }
         // fill in 'quad' with the appropriate four characters
         for (i = 3; i >= 0; i--) {
             b = (unsigned char)(trip & 0x3F);
             trip = trip >> 6;
             if ((3 - i) < (cur - len))
                 quad[i] = '='; // pad char
             else if (b < 26) quad[i] = (char)b + 'A';
             else if (b < 52) quad[i] = (char)(b - 26) + 'a';
             else if (b < 62) quad[i] = (char)(b - 52) + '0';
             else if (b == 62) quad[i] = '+';
             else quad[i] = '/';
             }
         // now output 'quad' with appropriate whitespace and line ending
         appendsOFile(fp, (numQuads == 0 ? "    " : ""));
         appendsOFile(fp, quad);
         appendsOFile(fp, ((cur >= len)?"\n" :(numQuads==MAXQUADS-1?"\n" : "")));
         numQuads = (numQuads + 1) % MAXQUADS;
         }
     appendcOFile(fp,'\n');
 
     return 1;
 }
 
 static const char *replaceChar(unsigned char c)
 {
     if (c == '\n') {
         return "=0A=\n";
     } else if (
             (c >= 'A' && c <= 'Z')
             ||
             (c >= 'a' && c <= 'z')
             ||
             (c >= '0' && c <= '9')
             ||
             (c >= '\'' && c <= ')')
             ||
             (c >= '+' && c <= '-')
             ||
             (c == '/')
             ||
             (c == '?')
             ||
             (c == ' '))
     {
         return 0;
     }
 
+#warning "Bug-Workaround must be fixed !"
+        // IF THIS FUNCTION RETURNES TRUE, THE DATA IS EXPORTED
+        // AS QUOTED PRINTABLE. 
+        // BUT THE PARSER IS UNABLE TO IMPORT THIS, THEREFORE 
+        // I DECIDED TO DISABLE IT UNTIL TROLLTECH FIXES THIS BUG
+        // SEE ALSO includesUnprintable(VObject *o)
+        // (se)
+
+    return 0;
+
+#if 0
     static char trans[4];
     trans[0] = '=';
     trans[3] = '\0';
     int rem = c % 16;
     int div = c / 16;
 
     if (div < 10)
         trans[1] = '0' + div;
     else
         trans[1] = 'A' + (div - 10);
 
     if (rem < 10)
         trans[2] = '0' + rem;
     else
         trans[2] = 'A' + (rem - 10);
 
     return trans;
+#endif
 }
 
 static void writeQPString(OFile *fp, const char *s)
 {
     /*
         only A-Z, 0-9 and
        "'"  (ASCII code 39)
        "("  (ASCII code 40)
        ")"  (ASCII code 41)
        "+"  (ASCII code 43)
        ","  (ASCII code 44)
        "-"  (ASCII code 45)
        "/"  (ASCII code 47)
        "?"  (ASCII code 63)
 
        should remain un-encoded.
        '=' needs to be encoded as it is the escape character.
        ';' needs to be as it is a field separator.
 
      */
     const char *p = s;
     while (*p) {
         const char *rep = replaceChar(*p);
         if (rep)
             appendsOFile(fp, rep);
         else
             appendcOFile(fp, *p);
         p++;
     }
 }
 
 static bool includesUnprintable(VObject *o)
 {
+
+#if 0
+
+        // IF THIS FUNCTION RETURNES TRUE, THE DATA IS EXPORTED
+        // AS QUOTED PRINTABLE. 
+        // BUT THE PARSER IS UNABLE TO IMPORT THIS, THEREFORE 
+        // I DECIDED TO DISABLE IT UNTIL TROLLTECH FIXES THIS BUG
+        // SEE ALSO *replaceChar(unsigned char c)
+        // (se)
+
     if (o) {
         if (VALUE_TYPE(o) == VCVT_STRINGZ) {
             const char *p = STRINGZ_VALUE_OF(o);
             if (p) {
                 while (*p) {
                     if (replaceChar(*p))
                         return TRUE;
                     p++;
                 }
             }
         }
     }
+
+#endif
+#warning "Bug-Workaround must be fixed !"
+
     return FALSE;
 }
 
 static void writeVObject_(OFile *fp, VObject *o);
 
 static void writeValue(OFile *fp, VObject *o, unsigned long size)
 {
     if (o == 0) return;
     switch (VALUE_TYPE(o)) {
         case VCVT_STRINGZ: {
             writeQPString(fp, STRINGZ_VALUE_OF(o));
             break;
             }
         case VCVT_UINT: {
             char buf[16];
             sprintf(buf,"%u", INTEGER_VALUE_OF(o));
             appendsOFile(fp,buf);
             break;
             }
         case VCVT_ULONG: {
             char buf[16];
             sprintf(buf,"%lu", LONG_VALUE_OF(o));
             appendsOFile(fp,buf);
             break;
             }
         case VCVT_RAW: {
             appendcOFile(fp,'\n');
             writeBase64(fp,(unsigned char*)(ANY_VALUE_OF(o)),size);
             break;
             }
         case VCVT_VOBJECT:
             appendcOFile(fp,'\n');
             writeVObject_(fp,VOBJECT_VALUE_OF(o));
             break;
         }
 }
 
 static void writeAttrValue(OFile *fp, VObject *o)
 {
     if (NAME_OF(o)) {
         struct PreDefProp *pi;
         pi = lookupPropInfo(NAME_OF(o));
         if (pi && ((pi->flags & PD_INTERNAL) != 0)) return;
         if ( includesUnprintable(o) ) {
             appendsOFile(fp, ";" VCEncodingProp "=" VCQuotedPrintableProp);
             appendsOFile(fp, ";" VCCharSetProp "=" "UTF-8");
         }
         appendcOFile(fp,';');
         appendsOFile(fp,NAME_OF(o));
         }
     else
         appendcOFile(fp,';');
     if (VALUE_TYPE(o)) {
         appendcOFile(fp,'=');
         writeValue(fp,o,0);
         }
 }
 
 static void writeGroup(OFile *fp, VObject *o)
 {
     char buf1[256];
     char buf2[256];
     strcpy(buf1,NAME_OF(o));
     while ((o=isAPropertyOf(o,VCGroupingProp)) != 0) {
         strcpy(buf2,STRINGZ_VALUE_OF(o));
         strcat(buf2,".");
         strcat(buf2,buf1);
         strcpy(buf1,buf2);
         }
     appendsOFile(fp,buf1);
 }
 
 static int inList(const char **list, const char *s)
 {
     if (list == 0) return 0;
     while (*list) {
         if (qstricmp(*list,s) == 0) return 1;
         list++;
         }
     return 0;
 }
 
 static void writeProp(OFile *fp, VObject *o)
 {
     if (NAME_OF(o)) {
         struct PreDefProp *pi;
         VObjectIterator t;
         const char **fields_ = 0;
         pi = lookupPropInfo(NAME_OF(o));
         if (pi && ((pi->flags & PD_BEGIN) != 0)) {
             writeVObject_(fp,o);
             return;
             }
         if (isAPropertyOf(o,VCGroupingProp))
             writeGroup(fp,o);
         else
             appendsOFile(fp,NAME_OF(o));
         if (pi) fields_ = pi->fields;
         initPropIterator(&t,o);
         while (moreIteration(&t)) {
             const char *s;
             VObject *eachProp = nextVObject(&t);
             s = NAME_OF(eachProp);
             if (qstricmp(VCGroupingProp,s) && !inList(fields_,s))
                 writeAttrValue(fp,eachProp);
             }
         if (fields_) {
             int i = 0, n = 0;
             const char** fields = fields_;
             /* output prop as fields */
             bool printable = TRUE;
             while (*fields && printable) {
                 VObject *t = isAPropertyOf(o,*fields);
                 if (includesUnprintable(t))
                     printable = FALSE;
                 fields++;
             }
             fields = fields_;
             if (!printable) {
                 appendsOFile(fp, ";" VCEncodingProp "=" VCQuotedPrintableProp);
                 appendsOFile(fp, ";" VCCharSetProp "=" "UTF-8");
             }
             appendcOFile(fp,':');
             while (*fields) {
                 VObject *t = isAPropertyOf(o,*fields);
                 i++;
                 if (t) n = i;
                 fields++;