Add print-mime-data program

To make it easier to populate the shared-mime-info test suite.

2 files changed, 175 insertions, 2 deletions

diff --git a/src/Makefile b/src/Makefile
index c07f760..6c97f94 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,12 +1,14 @@
 
 CFLAGS=-Wall -Wmissing-prototypes  -Wno-sign-compare -g -DXDG_PREFIX=xdg_test -DHAVE_MMAP
 
-all: test-mime test-mime-data
+all: test-mime test-mime-data print-mime-data
 
 test-mime: xdgmime.o xdgmimeglob.o xdgmimeint.o xdgmimemagic.o xdgmimealias.o xdgmimeparent.o xdgmimecache.o xdgmimeicon.o
 
 test-mime-data: xdgmime.o xdgmimeglob.o xdgmimeint.o xdgmimemagic.o xdgmimealias.o xdgmimeparent.o xdgmimecache.o xdgmimeicon.o
 
+print-mime-data: xdgmime.o xdgmimeglob.o xdgmimeint.o xdgmimemagic.o xdgmimealias.o xdgmimeparent.o xdgmimecache.o xdgmimeicon.o
+
 clean:
-	rm -f *~ *.o test-mime test-mime-data
+	rm -f *~ *.o test-mime test-mime-data print-mime-data
 
diff --git a/src/print-mime-data.c b/src/print-mime-data.c
new file mode 100644
index 0000000..b3baa14
--- /dev/null
+++ b/src/print-mime-data.c
@@ -0,0 +1,171 @@
+/* print-mime-data.c: debug tests for the mime implementation
+ *
+ * More info can be found at http://www.freedesktop.org/standards/
+ * 
+ * Copyright (C) 2005  Red Hat, Inc.
+ * Copyright (C) 2005  Matthias Clasen <mclasen@redhat.com>
+ * Copyright (C) 2012  Bastien Nocera <hadess@hadess.net>
+ *
+ * Licensed under the Academic Free License version 2.0
+ * Or under the following terms:
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <libgen.h>
+#include <sys/types.h>
+#include <dirent.h>
+
+#include "xdgmime.h"
+
+static void
+usage (void)
+{
+  printf ("usage: test-mime-data <DIR>\n\n");
+  printf ("Prints the mime-type of the file, detected in various ways.\n");
+
+  exit (1);
+}
+
+static void
+test_by_name (const char *filename)
+{
+  const char *mt;
+
+  mt = xdg_mime_get_mime_type_from_file_name (filename);
+
+  printf ("\tname: %s\n", mt);
+}
+
+static void
+test_by_data (const char *filename)
+{
+  FILE  *file;
+  const char *mt;
+  int max_extent;
+  char *data;
+  int bytes_read;
+  int result_prio;
+
+  file = fopen (filename, "r");
+
+  if (file == NULL)
+    {
+      printf ("Could not open %s\n", filename);
+      return;
+    }
+
+  max_extent = xdg_mime_get_max_buffer_extents ();
+  data = malloc (max_extent);
+
+  if (data == NULL)
+    {
+      printf ("Failed to allocate memory for file %s\n", filename);
+      return;
+    }
+
+  bytes_read = fread (data, 1, max_extent, file);
+  
+  if (ferror (file))
+    {
+      printf ("Error reading file %s\n", filename);
+
+      free (data);
+      fclose (file);
+      
+     return;
+    }
+
+  mt = xdg_mime_get_mime_type_for_data (data, bytes_read, &result_prio);
+  
+  free (data);
+  fclose (file);
+
+  printf ("\tdata: %s\n", mt);
+}
+
+static void
+test_by_file (const char *filename)
+{
+  const char *mt;
+
+  mt = xdg_mime_get_mime_type_for_file (filename, NULL);
+
+  printf ("\tfile: %s\n", mt);
+}
+
+static void
+process_file (const char *dir, const char *filename)
+{
+  char path[1024];
+
+  snprintf (path, 1024, "%s/%s", dir, filename);
+
+  printf ("%s:\n", filename);
+
+  test_by_name (filename);
+  test_by_data (path);
+  test_by_file (path);
+
+  printf ("\n");
+}
+
+static void
+read_from_dir (const char *path)
+{
+  DIR *dir;
+  struct dirent *entry;
+
+  dir = opendir (path);
+  if (!dir) {
+    printf ("Could not open dir '%s'\n", path);
+    return;
+  }
+
+  entry = readdir (dir);
+  while (entry != NULL) {
+    if (entry->d_name == NULL)
+      goto next;
+    if (strcmp (entry->d_name, ".") == 0 ||
+        strcmp (entry->d_name, "..") == 0)
+      goto next;
+    process_file (path, entry->d_name);
+
+next:
+    entry = readdir (dir);
+  }
+
+  closedir (dir);
+}
+
+int
+main (int argc, char *argv[])
+{
+  int i;
+
+  if (argc < 2)
+    usage ();
+  
+  for (i = 1; i < argc; i++)
+    {
+      read_from_dir (argv[i]);
+    }
+
+  return 0;
+}