[evolution-data-server/openismus-work-master: 13/150] ESourceBackendSummarySetup: Added apis to set collation rules on addressbooks.



commit 4034f13b53862a8b9dd9183b4ac2d70866b7aa13
Author: Tristan Van Berkom <tristanvb openismus com>
Date:   Fri May 3 18:59:36 2013 +0900

    ESourceBackendSummarySetup: Added apis to set collation rules on addressbooks.

 .../e-source-backend-summary-setup.c               |  257 +++++++++++++++++++-
 .../e-source-backend-summary-setup.h               |   10 +
 2 files changed, 264 insertions(+), 3 deletions(-)
---
diff --git a/addressbook/libebook-contacts/e-source-backend-summary-setup.c 
b/addressbook/libebook-contacts/e-source-backend-summary-setup.c
index 90e4da8..0a5cfb8 100644
--- a/addressbook/libebook-contacts/e-source-backend-summary-setup.c
+++ b/addressbook/libebook-contacts/e-source-backend-summary-setup.c
@@ -57,12 +57,14 @@ struct _ESourceBackendSummarySetupPrivate {
        GMutex  property_lock;
        gchar  *summary_fields;
        gchar  *indexed_fields;
+       gchar  *collation_fields;
 };
 
 enum {
        PROP_0,
        PROP_SUMMARY_FIELDS,
-       PROP_INDEXED_FIELDS
+       PROP_INDEXED_FIELDS,
+       PROP_COLLATION_FIELDS
 };
 
 G_DEFINE_TYPE (
@@ -85,6 +87,9 @@ source_backend_summary_setup_dup_literal_fields (ESourceBackendSummarySetup *ext
                case PROP_INDEXED_FIELDS:
                        duplicate = g_strdup (extension->priv->indexed_fields);
                        break;
+               case PROP_COLLATION_FIELDS:
+                       duplicate = g_strdup (extension->priv->collation_fields);
+                       break;
                default:
                        g_assert_not_reached ();
                        break;
@@ -112,6 +117,10 @@ source_backend_summary_setup_set_literal_fields (ESourceBackendSummarySetup *ext
                        target = &(extension->priv->indexed_fields);
                        property_name = "indexed-fields";
                        break;
+               case PROP_COLLATION_FIELDS:
+                       target = &(extension->priv->collation_fields);
+                       property_name = "collation-fields";
+                       break;
                default:
                        g_assert_not_reached ();
                        break;
@@ -141,6 +150,7 @@ source_backend_summary_setup_set_property (GObject *object,
        switch (property_id) {
                case PROP_SUMMARY_FIELDS:
                case PROP_INDEXED_FIELDS:
+               case PROP_COLLATION_FIELDS:
                        source_backend_summary_setup_set_literal_fields (
                                E_SOURCE_BACKEND_SUMMARY_SETUP (object),
                                g_value_get_string (value), property_id);
@@ -159,6 +169,7 @@ source_backend_summary_setup_get_property (GObject *object,
        switch (property_id) {
                case PROP_SUMMARY_FIELDS:
                case PROP_INDEXED_FIELDS:
+               case PROP_COLLATION_FIELDS:
                        g_value_take_string (
                                value,
                                source_backend_summary_setup_dup_literal_fields (
@@ -180,6 +191,7 @@ source_backend_summary_setup_finalize (GObject *object)
        g_mutex_clear (&priv->property_lock);
        g_free (priv->summary_fields);
        g_free (priv->indexed_fields);
+       g_free (priv->collation_fields);
 
        /* Chain up to parent's finalize() method. */
        G_OBJECT_CLASS (e_source_backend_summary_setup_parent_class)->
@@ -229,6 +241,20 @@ e_source_backend_summary_setup_class_init (ESourceBackendSummarySetupClass *clas
                        G_PARAM_CONSTRUCT |
                        G_PARAM_STATIC_STRINGS |
                        E_SOURCE_PARAM_SETTING));
+
+       g_object_class_install_property (
+               object_class,
+               PROP_COLLATION_FIELDS,
+               g_param_spec_string (
+                       "collation-fields",
+                       "Collation Fields",
+                       "The list of summary fields which are to be "
+                       "given specialized collation rules in the underlying database",
+                       NULL,
+                       G_PARAM_READWRITE |
+                       G_PARAM_CONSTRUCT |
+                       G_PARAM_STATIC_STRINGS |
+                       E_SOURCE_PARAM_SETTING));
 }
 
 static void
@@ -532,7 +558,7 @@ e_source_backend_summary_setup_get_indexed_fields (ESourceBackendSummarySetup *e
  * @types: The array of #EBookIndexTypes defining what types of indexes to create
  * @n_fields: The number elements in the passed @fields, @rule_types and @rules arrays.
  *
- * Defines indexes for quick reference for the given given #EContactFields in the addressbook.
+ * Defines indexes for quick reference for the given #EContactFields in the addressbook.
  *
  * The same #EContactField may be specified multiple times to create multiple indexes
  * with different characteristics. If an #E_BOOK_INDEX_PREFIX index is created it will
@@ -596,7 +622,7 @@ e_source_backend_summary_setup_set_indexed_fieldsv (ESourceBackendSummarySetup *
 /**
  * e_source_backend_summary_setup_set_indexed_fields:
  * @extension: An #ESourceBackendSummarySetup
- * @...: A list of #EContactFields, #EBookIndexType pairs terminated by 0.
+ * @...: A list of #EContactField, #EBookIndexType pairs terminated by 0.
  *
  * Like e_source_backend_summary_setup_set_indexed_fieldsv(), but takes a literal list of
  * of indexes.
@@ -673,3 +699,228 @@ e_source_backend_summary_setup_set_indexed_fields (ESourceBackendSummarySetup *e
 
        g_string_free (string, TRUE);
 }
+
+
+/**
+ * e_source_backend_summary_setup_get_collations:
+ * @extension: An #ESourceBackendSummarySetup
+ * @collations: (out) (transfer full): A return location for the set of collation rules corresponding
+ *                                to each returned field, should be freed with g_strfreev() when no longer 
needed.
+ * @n_fields: (out): The number of elements in the returned arrays.
+ *
+ * Fetches the #EContactFields configured with custom collation rules from ICU, with thier respective rule
+ * idendifiers in @collations.
+ *
+ * Returns: (transfer full): The array of indexed #EContactFields.
+ *
+ * Since: 3.10
+ */
+EContactField  *
+e_source_backend_summary_setup_get_collations (ESourceBackendSummarySetup    *extension,
+                                              gchar                       ***collations,
+                                              gint                          *n_fields)
+{
+       EContactField *ret_fields;
+       gchar  **ret_collations;
+       gboolean malformed = FALSE;
+       gchar **split, **index_split;
+       gchar *literal_indexes;
+       gint ret_n_fields;
+       gint i;
+
+       g_return_val_if_fail (E_IS_SOURCE_BACKEND_SUMMARY_SETUP (extension), NULL);
+       g_return_val_if_fail (collations != NULL, NULL);
+       g_return_val_if_fail (n_fields != NULL, NULL);
+
+       literal_indexes = source_backend_summary_setup_dup_literal_fields (extension, PROP_COLLATION_FIELDS);
+       if (!literal_indexes) {
+               *collations = NULL;
+               *n_fields = 0;
+               return NULL;
+       }
+
+       split = g_strsplit (literal_indexes, ":", 0);
+       ret_n_fields = g_strv_length (split);
+
+       ret_fields     = g_new0 (EContactField, ret_n_fields);
+       ret_collations = g_new0 (gchar *, ret_n_fields + 1);
+
+       for (i = 0; i < ret_n_fields && malformed == FALSE; i++) {
+
+               index_split = g_strsplit (split[i], ",", 2);
+
+               if (index_split[0] && index_split[1]) {
+
+                       ret_fields[i] = e_contact_field_id (index_split[0]);
+
+                       if (ret_fields[i] <= 0 || ret_fields[i] >= E_CONTACT_FIELD_LAST) {
+                               g_warning ("Unknown contact field '%s' encountered in indexed fields", 
index_split[0]);
+                               malformed = TRUE;
+                       }
+
+                       ret_collations[i] = g_strdup (index_split[1]);
+               } else {
+                       g_warning ("Malformed index definition '%s'", split[i]);
+                       malformed = TRUE;
+               }
+
+               g_strfreev (index_split);
+       }
+
+       if (malformed) {
+               g_free (ret_fields);
+               g_strfreev (ret_collations);
+
+               ret_n_fields = 0;
+               ret_fields = NULL;
+               ret_collations = NULL;
+       }
+
+       g_strfreev (split);
+       g_free (literal_indexes);
+
+       *n_fields = ret_n_fields;
+       *collations = ret_collations;
+
+       return ret_fields;
+}
+
+/**
+ * e_source_backend_summary_setup_set_collationsv:
+ * @extension: An #ESourceBackendSummarySetup
+ * @fields: The array of #EContactFields to set indexes for
+ * @collations: The array of collation names defining what rules to use when sorting the respective @fields
+ * @n_fields: The number elements in the passed @fields, @rule_types and @rules arrays.
+ *
+ * Defines any specialized ICU collation rules used to sort the given #EContactFields in the addressbook.
+ *
+ * <note><para>The specified collation names must also be a part of the summary, any collation rules
+ * specified that are not already a part of the summary will be ignored.</para></note>
+ *
+ * Since: 3.10
+ */
+void
+e_source_backend_summary_setup_set_collationsv (ESourceBackendSummarySetup *extension,
+                                               EContactField              *fields,
+                                               const gchar               **collations,
+                                               gint                        n_fields)
+{
+       GString *string;
+       gboolean malformed = FALSE;
+       gint i;
+
+       g_return_if_fail (E_IS_SOURCE_BACKEND_SUMMARY_SETUP (extension));
+       g_return_if_fail (collations != NULL || n_fields <= 0);
+       g_return_if_fail (fields != NULL || n_fields <= 0);
+
+       if (n_fields <= 0) {
+               source_backend_summary_setup_set_literal_fields (extension, NULL, PROP_COLLATION_FIELDS);
+               return;
+       }
+
+       string = g_string_new (NULL);
+
+       for (i = 0; i < n_fields && malformed == FALSE; i++) {
+               const gchar *field;
+               const gchar *collation;
+
+               field     = e_contact_field_name (fields[i]);
+               collation = g_strdup (collations[i]);
+
+               if (!field) {
+                       g_warning ("Invalid contact field specified in collation fields");
+                       malformed = TRUE;
+               } else if (!collation) {
+                       g_warning ("Missing collation type specified in collation fields");
+                       malformed = TRUE;
+               } else {
+                       if (i > 0)
+                               g_string_append_c (string, ':');
+                       g_string_append_printf (string, "%s,%s", field, collation);
+               }
+       }
+
+       if (!malformed)
+               source_backend_summary_setup_set_literal_fields (extension, string->str, 
PROP_COLLATION_FIELDS);
+
+       g_string_free (string, TRUE);
+}
+
+
+/**
+ * e_source_backend_summary_setup_set_collations:
+ * @extension: An #ESourceBackendSummarySetup
+ * @...: A list of #EContactFields, collation name pairs terminated by 0.
+ *
+ * Like e_source_backend_summary_setup_set_collationsv(), but takes a literal list of
+ * of indexes.
+ *
+ * To sort the 'fullname' field in the specialized 'phonebook' sort order:
+ *
+ * |[
+ *   #include <libebook/libebook.h>
+ *
+ *   ESourceBackendSummarySetup *extension;
+ *
+ *   extension = e_source_get_extension (source, E_SOURCE_EXTENSION_BACKEND_SUMMARY_SETUP);
+ *
+ *   e_source_backend_summary_setup_set_collations (extension,
+ *                                                  E_CONTACT_FULL_NAME, "phonebook",
+ *                                                  0);
+ * ]|
+ *
+ * Since: 3.10
+ */
+void
+e_source_backend_summary_setup_set_collations (ESourceBackendSummarySetup *extension,
+                                              ...)
+{
+       GString *string;
+       gboolean malformed = FALSE, first = TRUE;
+       va_list var_args;
+       EContactField field_in;
+
+       g_return_if_fail (E_IS_SOURCE_BACKEND_SUMMARY_SETUP (extension));
+
+       string = g_string_new (NULL);
+
+       va_start (var_args, extension);
+
+       field_in = va_arg (var_args, EContactField);
+       while (field_in > 0 && malformed == FALSE) {
+               const gchar *field;
+               const gchar *collation;
+
+               field = e_contact_field_name (field_in);
+               if (field == NULL) {
+                       g_warning ("Invalid contact field specified in "
+                               "e_source_backend_summary_setup_set_collations()");
+                       malformed = TRUE;
+                       break;
+               }
+
+               collation = va_arg (var_args, const gchar *);
+               if (collation == NULL) {
+                       g_warning ("Missing collation "
+                               "e_source_backend_summary_setup_set_collations()");
+                       malformed = TRUE;
+                       break;
+               }
+
+               if (!first)
+                       g_string_append_c (string, ':');
+               else
+                       first = FALSE;
+
+               g_string_append_printf (string, "%s,%s", field, collation);
+
+               /* Continue loop until first 0 found... */
+               field_in = va_arg (var_args, EContactField);
+       }
+       va_end (var_args);
+
+       if (!malformed)
+               source_backend_summary_setup_set_literal_fields (extension, string->str, 
PROP_COLLATION_FIELDS);
+
+       g_string_free (string, TRUE);
+}
diff --git a/addressbook/libebook-contacts/e-source-backend-summary-setup.h 
b/addressbook/libebook-contacts/e-source-backend-summary-setup.h
index 8950a0e..bbd5bac 100644
--- a/addressbook/libebook-contacts/e-source-backend-summary-setup.h
+++ b/addressbook/libebook-contacts/e-source-backend-summary-setup.h
@@ -103,6 +103,16 @@ void            e_source_backend_summary_setup_set_indexed_fieldsv (ESourceBacke
 void            e_source_backend_summary_setup_set_indexed_fields  (ESourceBackendSummarySetup *extension,
                                                                    ...);
 
+EContactField  *e_source_backend_summary_setup_get_collations      (ESourceBackendSummarySetup *extension,
+                                                                   gchar                    ***collations,
+                                                                   gint                       *n_fields);
+void            e_source_backend_summary_setup_set_collationsv     (ESourceBackendSummarySetup *extension,
+                                                                   EContactField              *fields,
+                                                                   const gchar               **collations,
+                                                                   gint                        n_fields);
+void            e_source_backend_summary_setup_set_collations      (ESourceBackendSummarySetup *extension,
+                                                                   ...);
+
 G_END_DECLS
 
 #endif /* E_SOURCE_BACKEND_SUMMARY_SETUP_H */


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