Attachment 2737 Details for Bug 3359 – Export Metadata

[patch] Export Metadata

poppler-glib.patch (text/plain), 9.38 KB, created by Emil Soleyman-Zomalan on 2005-05-21 13:29:13 UTC

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Creator: Emil Soleyman-Zomalan

Created: 2005-05-21 13:29:13 UTC

Size: 9.38 KB

patch

obsolete

>diff -r -u glib.orig/poppler-document.cc glib/poppler-document.cc
>--- glib.orig/poppler-document.cc	2005-05-18 10:39:59.000000000 -0700
>+++ glib/poppler-document.cc	2005-05-21 12:49:10.764077377 -0700
>@@ -38,6 +38,11 @@
> 	PROP_AUTHOR,
> 	PROP_SUBJECT,
> 	PROP_KEYWORDS,
>+	PROP_CREATOR,
>+	PROP_PRODUCER,
>+	PROP_CREATION_DATE,
>+	PROP_MOD_DATE,
>+	PROP_LINEARIZED,
> 	PROP_PAGE_LAYOUT,
> 	PROP_PAGE_MODE,
> 	PROP_VIEWER_PREFERENCES,
>@@ -222,6 +227,81 @@
>   g_free (result);
> }
> 
>+static void
>+info_dict_get_date (Dict *info_dict, const gchar *key, GValue *value) 
>+{
>+  Object obj;
>+  GooString *goo_value;
>+  int year, mon, day, hour, min, sec;
>+  int scanned_items;
>+  struct tm *time;
>+  gchar *date_string;
>+  GTime result;
>+
>+  if (!info_dict->lookup ((gchar *)key, &obj)->isString ()) {
>+    obj.free ();
>+    return;
>+  }
>+
>+  goo_value = obj.getString (); 
>+
>+  if (has_unicode_marker (goo_value)) {
>+    date_string = g_convert (goo_value->getCString () + 2,
>+			goo_value->getLength () - 2,
>+			"UTF-8", "UTF-16BE", NULL, NULL, NULL);		
>+  } else {
>+    date_string = g_strndup (goo_value->getCString (), goo_value->getLength ());
>+  }
>+
>+  /* See PDF Reference 1.3, Section 3.8.2 for PDF Date representation */
>+
>+  if (date_string [0] == 'D' && date_string [1] == ':')
>+		date_string += 2;
>+	
>+  /* FIXME only year is mandatory; parse optional timezone offset */
>+  scanned_items = sscanf (date_string, "%4d%2d%2d%2d%2d%2d",
>+		&year, &mon, &day, &hour, &min, &sec);
>+
>+  if (scanned_items != 6)
>+    return;
>+
>+  /* Workaround for y2k bug in Distiller 3, hoping that it won't
>+   * be used after y2.2k */
>+  if (year < 1930 && strlen (date_string) > 14) {
>+    int century, years_since_1900;
>+    scanned_items = sscanf (date_string, "%2d%3d%2d%2d%2d%2d%2d",
>+		&century, &years_since_1900, &mon, &day, &hour, &min, &sec);
>+						
>+    if (scanned_items != 7)
>+      return;
>+	
>+    year = century * 100 + years_since_1900;
>+  }
>+
>+  time = g_new0 (struct tm, 1);
>+	
>+  time->tm_year = year - 1900;
>+  time->tm_mon = mon - 1;
>+  time->tm_mday = day;
>+  time->tm_hour = hour;
>+  time->tm_min = min;
>+  time->tm_sec = sec;
>+  time->tm_wday = -1;
>+  time->tm_yday = -1;
>+  time->tm_isdst = -1; /* 0 = DST off, 1 = DST on, -1 = don't know */
>+ 
>+  /* compute tm_wday and tm_yday and check date */
>+  if (mktime (time) == (time_t) - 1) {
>+    return;
>+  } else {
>+  	result = mktime (time);
>+  }       
>+    
>+  obj.free ();
>+  
>+  g_value_set_int (value, result);
>+}
>+
> static PopplerPageLayout
> convert_page_layout (Catalog::PageLayout pageLayout)
> {
>@@ -274,6 +354,7 @@
>   Object obj;
>   Catalog *catalog;
>   gchar *str;
>+  GValue *tmp_value = g_new0 (GValue, 1);
> 
>   switch (prop_id)
>     {
>@@ -303,6 +384,33 @@
>       if (obj.isDict ())
> 	info_dict_get_string (obj.getDict(), "Keywords", value);
>       break;
>+    case PROP_CREATOR:
>+      document->doc->getDocInfo (&obj);
>+      if (obj.isDict ())
>+	info_dict_get_string (obj.getDict(), "Creator", value);
>+      break;
>+    case PROP_PRODUCER:
>+      document->doc->getDocInfo (&obj);
>+      if (obj.isDict ())
>+	info_dict_get_string (obj.getDict(), "Producer", value);
>+      break;
>+    case PROP_CREATION_DATE:
>+      document->doc->getDocInfo (&obj);
>+      if (obj.isDict ())
>+	info_dict_get_date (obj.getDict(), "CreationDate", value);
>+      break;
>+    case PROP_MOD_DATE:
>+      document->doc->getDocInfo (&obj);
>+      if (obj.isDict ())
>+	info_dict_get_date (obj.getDict(), "ModDate", value);
>+	break;
>+    case PROP_LINEARIZED:
>+      if (document->doc->isLinearized ()) {	
>+	  g_value_set_string (value, "Yes");
>+      }	else {
>+	  g_value_set_string (value, "No");
>+      }
>+      break;
>     case PROP_PAGE_LAYOUT:
>       catalog = document->doc->getCatalog ();
>       if (catalog && catalog->isOk ())
>@@ -383,6 +491,51 @@
> 
>   g_object_class_install_property
> 	  (G_OBJECT_CLASS (klass),
>+	   PROP_CREATOR,
>+	   g_param_spec_string ("creator",
>+				"Creator",
>+				"The software that created the document",
>+				NULL,
>+				G_PARAM_READABLE));
>+
>+  g_object_class_install_property
>+	  (G_OBJECT_CLASS (klass),
>+	  PROP_PRODUCER,
>+	   g_param_spec_string ("producer",
>+				"Producer",
>+				"The software that converted the document",
>+				NULL,
>+				G_PARAM_READABLE));
>+
>+  g_object_class_install_property
>+	  (G_OBJECT_CLASS (klass),
>+	   PROP_CREATION_DATE,
>+	   g_param_spec_int ("creation-date",
>+				"Creation Date",
>+				"The date and time the document was created",
>+				0, G_MAXINT, 0,
>+				G_PARAM_READABLE));
>+
>+  g_object_class_install_property
>+	  (G_OBJECT_CLASS (klass),
>+	   PROP_MOD_DATE,
>+	   g_param_spec_int ("mod-date",
>+				"Modification Date",
>+				"The date and time the document was modified",
>+				0, G_MAXINT, 0,
>+				G_PARAM_READABLE));
>+				
>+  g_object_class_install_property
>+	  (G_OBJECT_CLASS (klass),
>+	   PROP_LINEARIZED,
>+	   g_param_spec_string ("linearized",
>+				"Fast Web View Enabled",
>+				"Is the document optimized for web viewing?",
>+				NULL,
>+				G_PARAM_READABLE));
>+
>+  g_object_class_install_property
>+	  (G_OBJECT_CLASS (klass),
> 	   PROP_PAGE_LAYOUT,
> 	   g_param_spec_enum ("page-layout",
> 			      "Page Layout",
>@@ -417,7 +570,6 @@
> {
> }
> 
>-
> /* PopplerIndexIter: For determining the index of a tree */
> struct _PopplerIndexIter
> {
>@@ -499,8 +651,6 @@
> 	return child;
> }
> 
>-
>-
> static gchar *
> unicode_to_char (Unicode *unicode,
> 		 int      len)
>diff -r -u glib.orig/test-poppler-glib.c glib/test-poppler-glib.c
>--- glib.orig/test-poppler-glib.c	2005-05-11 13:01:43.000000000 -0700
>+++ glib/test-poppler-glib.c	2005-05-21 12:49:10.765077133 -0700
>@@ -10,7 +10,8 @@
> static void
> print_document_info (PopplerDocument *document)
> {
>-  gchar *title, *format, *author, *subject, *keywords;
>+  gchar *title, *format, *author, *subject, *keywords, *creator, *producer, *linearized;
>+  GTime creation_date, mod_date;
>   PopplerPageLayout layout;
>   PopplerPageMode mode;
>   PopplerViewerPreferences view_prefs;
>@@ -22,23 +23,36 @@
> 		"author", &author,
> 		"subject", &subject,
> 		"keywords", &keywords,
>+		"creation-date", &creation_date,
>+		"mod-date", &mod_date,
>+		"creator", &creator,
>+		"producer", &producer,	
>+		"linearized", &linearized,
> 		"page-mode", &mode,
> 		"page-layout", &layout,
> 		"viewer-preferences", &view_prefs,
> 		NULL);
> 
>-  printf ("document metadata\n");
>-  if (title)  printf   ("\ttitle:\t%s\n", title);
>-  if (format) printf   ("\tformat:\t%s\n", format);
>-  if (author) printf   ("\tauthor:\t%s\n", author);
>+  printf ("\t---------------------------------------------------------\n");
>+  printf ("\tDocument Metadata\n");
>+  printf ("\t---------------------------------------------------------\n");
>+  if (title)  printf   ("\ttitle:\t\t%s\n", title);
>+  if (format) printf   ("\tformat:\t\t%s\n", format);
>+  if (author) printf   ("\tauthor:\t\t%s\n", author);
>   if (subject) printf  ("\tsubject:\t%s\n", subject);
>-  if (keywords) printf ("\tdkeywords:\t%s\n", keywords);
>-
>+  if (keywords) printf ("\tkeywords:\t%s\n", keywords);
>+  if (creator) printf ("\tcreator:\t%s\n", creator);
>+  if (producer) printf ("\tproducer:\t%s\n", producer);
>+  if (linearized) printf ("\tlinearized:\t%s\n", linearized);
>+  
>   enum_value = g_enum_get_value ((GEnumClass *) g_type_class_peek (POPPLER_TYPE_PAGE_MODE), mode);
>   g_print ("\tpage mode:\t%s\n", enum_value->value_name);
>   enum_value = g_enum_get_value ((GEnumClass *) g_type_class_peek (POPPLER_TYPE_PAGE_LAYOUT), layout);
>   g_print ("\tpage layout:\t%s\n", enum_value->value_name);
> 
>+  g_print ("\tcreation date:\t%d\n", creation_date);
>+  g_print ("\tmodified date:\t%d\n", mod_date);
>+
>   /* FIXME: print out the view prefs when we support it */
> 
>   g_free (title);
>@@ -46,6 +60,9 @@
>   g_free (author);
>   g_free (subject);
>   g_free (keywords);
>+  g_free (creator);
>+  g_free (producer); 
>+  g_free (linearized);
> }
> 
> int main (int argc, char *argv[])
>@@ -63,7 +80,7 @@
>   PopplerRectangle area;
> 
>   if (argc != 3)
>-    FAIL ("usage: test-poppler-glib FILE PAGE");
>+    FAIL ("usage: test-poppler-glib file://FILE PAGE");
> 
>   g_type_init ();
> 
>@@ -84,7 +101,7 @@
>     FAIL ("page not found");
> 
>   poppler_page_get_size (page, &width, &height);
>-  printf ("page size: %f inches by %f inches\n", width / 72, height / 72);
>+  printf ("\tpage size:\t%f inches by %f inches\n", width / 72, height / 72);
> 
>   thumb = poppler_page_get_thumbnail (page);
>   if (thumb != NULL) {
>@@ -92,14 +109,14 @@
>     if (error != NULL)
>       FAIL (error->message);
>     else
>-      printf ("saved thumbnail as thumb.png\n");
>+      printf ("\tthumbnail:\tsaved as thumb.png\n");
>     g_object_unref (G_OBJECT (thumb));
>   }
>   else
>-    printf ("no thumbnail for page\n");
>+    printf ("\tthumbnail:\tno thumbnail for page\n");
> 
>   g_object_get (page, "label", &label, NULL);
>-  printf ("page label: %s\n", label);
>+  printf ("\tpage label:\t%s\n", label);
>   g_free (label);
> 
>   pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, 220, 220);
>@@ -107,7 +124,7 @@
>   poppler_page_render_to_pixbuf (page, 100, 100, 200, 200, 1, pixbuf, 10, 10);
> 
>   gdk_pixbuf_save (pixbuf, "slice.png", "png", &error, NULL);
>-  printf ("saved 200x200 slice at (100, 100) as slice.png\n");
>+  printf ("\tslice:\t\tsaved 200x200 slice at (100, 100) as slice.png\n");
>   if (error != NULL)
>     FAIL (error->message);
> 
>@@ -129,7 +146,8 @@
>     }
> 
>   list = poppler_page_find_text (page, "Bitwise");
>-  printf ("Found text \"Bitwise\" at positions:\n");
>+  printf ("\n");  
>+  printf ("\tFound text \"Bitwise\" at positions:\n");
>   for (l = list; l != NULL; l = l->next)
>     {
>       PopplerRectangle *rect = l->data;

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