Use general UTF-8 conversion in libutf8 for to_internal.

[gedcom-parse.git] / gedcom / compat.c

diff --git a/gedcom/compat.c b/gedcom/compat.c
index f18e1bef844d4c3b4f46febe70a33bccfe62cdbd..3b725483ba8b684798f5d896a1c02d0c70874ac5 100644 (file)
--- a/gedcom/compat.c
+++ b/gedcom/compat.c
@@ -23,22 +23,71 @@
 
 #include "compat.h"
 #include "interface.h"
+#include "encoding.h"
 #include "xref.h"
 #include "gedcom_internal.h"
 #include "gedcom.h"
 
-#define SUBMITTER_LINK "@__COMPAT__SUBM__@"
+int compat_enabled = 1;
+int compatibility  = 0; 
+int compat_at = 0;
+const char* default_charset = "";
+
+#define SUBMITTER_LINK         "@__COMPAT__SUBM__@"
 #define DEFAULT_SUBMITTER_NAME "Submitter"
+#define DEFAULT_GEDCOM_VERS    "5.5"
+#define DEFAULT_GEDCOM_FORM    "LINEAGE-LINKED"
 
-/* Incompatibily list (with GEDCOM 5.5):
+/* Incompatibility list (with GEDCOM 5.5):
 
     - ftree:
         - no submitter record, no submitter link in the header
        - INDI.ADDR instead of INDI.RESI.ADDR
        - NOTE doesn't have a value
 
+    - Lifelines (3.0.2):
+        - no submitter record, no submitter link in the header
+       - no GEDC field in the header
+       - no CHAR field in the header
+       - HEAD.TIME instead of HEAD.DATE.TIME (will be ignored here)
+       - '@' not written as '@@' in values
+       - lots of missing required values
  */
 
+/* Compatibility handling */
+
+void gedcom_set_compat_handling(int enable_compat)
+{
+  compat_enabled = enable_compat;
+}
+
+void set_compatibility(const char* program)
+{
+  /* Reinitialize compatibility */
+  compat_at = 0;
+  default_charset = "";
+  compatibility = 0;
+  
+  if (compat_enabled) {
+    if (! strncmp(program, "ftree", 6)) {
+      gedcom_warning(_("Enabling compatibility with 'ftree'"));
+      compatibility = C_FTREE;
+    }
+    else if (! strncmp(program, "LIFELINES", 9)) {
+      /* Matches "LIFELINES 3.0.2" */
+      gedcom_warning(_("Enabling compatibility with 'Lifelines'"));
+      compatibility = C_LIFELINES;
+      default_charset = "ANSI";
+      compat_at = 1;
+    }
+  }
+}
+
+int compat_mode(int compat_flags)
+{
+  return (compat_flags & compatibility);
+}
+
 void compat_generate_submitter_link(Gedcom_ctxt parent)
 {
   struct xref_value *xr = gedcom_parse_xref(SUBMITTER_LINK, XREF_USED,
@@ -80,6 +129,69 @@ void compat_generate_submitter()
   end_record(REC_SUBM, self1);
 }
 
+void compat_generate_gedcom(Gedcom_ctxt parent)
+{
+  struct tag_struct ts;
+  Gedcom_ctxt self1, self2;
+  
+  /* first generate "1 GEDC" */
+  ts.string = "GEDC";
+  ts.value  = TAG_GEDC;
+  self1 = start_element(ELT_HEAD_GEDC, parent, 1, ts, NULL,
+                       GEDCOM_MAKE_NULL(val1));
+  
+  /* then generate "2 VERS <DEFAULT_GEDC_VERS>" */
+  ts.string = "VERS";
+  ts.value  = TAG_VERS;
+  self2 = start_element(ELT_HEAD_GEDC_VERS, self1, 2, ts,
+                       DEFAULT_GEDCOM_VERS,
+                       GEDCOM_MAKE_STRING(val1, DEFAULT_GEDCOM_VERS));
+  
+  /* close "2 VERS" */
+  end_element(ELT_HEAD_GEDC_VERS, self1, self2, NULL);
+  
+  /* then generate "2 FORM <DEFAULT_GEDCOM_FORM> */
+  ts.string = "FORM";
+  ts.value  = TAG_FORM;
+  self2 = start_element(ELT_HEAD_GEDC_FORM, self1, 2, ts,
+                       DEFAULT_GEDCOM_FORM,
+                       GEDCOM_MAKE_STRING(val1, DEFAULT_GEDCOM_FORM));
+  
+  /* close "2 FORM" */
+  end_element(ELT_HEAD_GEDC_FORM, self1, self2, NULL);
+  
+  /* close "1 GEDC" */
+  end_element(ELT_HEAD_GEDC, parent, self1, NULL);
+}
+
+int compat_generate_char(Gedcom_ctxt parent)
+{
+  struct tag_struct ts;
+  Gedcom_ctxt self1;
+  char* charset;
+  
+  /* first generate "1 CHAR <DEFAULT_CHAR>" */
+  ts.string = "CHAR";
+  ts.value  = TAG_CHAR;
+
+  /* Must strdup, because default_charset is const char */
+  charset   = strdup(default_charset);
+  if (! charset)
+    MEMORY_ERROR;
+  else {
+    self1 = start_element(ELT_HEAD_CHAR, parent, 1, ts, charset,
+                         GEDCOM_MAKE_STRING(val1, charset));
+    free(charset);
+    
+    /* close "1 CHAR" */
+    end_element(ELT_HEAD_CHAR, parent, self1, NULL);
+  }
+  if (open_conv_to_internal(default_charset) == 0)
+    return 1;
+  else
+    return 0;
+}
+
 Gedcom_ctxt compat_generate_resi_start(Gedcom_ctxt parent)
 {
   Gedcom_ctxt self;