Backport fix for opening PDFs from Google Drive (GNOME #759180)

This commit is contained in:
Debarshi Ray 2016-01-25 15:10:28 +01:00
parent 341cdee8ea
commit 843798a69c
2 changed files with 297 additions and 1 deletions

View File

@ -0,0 +1,289 @@
From 9a52e743ce27065b0f5af987d2435e95ad954d65 Mon Sep 17 00:00:00 2001
From: Debarshi Ray <debarshir@gnome.org>
Date: Fri, 15 Jan 2016 17:46:11 +0100
Subject: [PATCH 1/4] documents: Update URL to Drive v2 API documentation
The previous URL was getting redirected to a web page documenting SDKs
for various platforms instead of the JSON protocol that we need.
https://bugzilla.gnome.org/show_bug.cgi?id=684920
---
gdata/services/documents/gdata-documents-entry.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gdata/services/documents/gdata-documents-entry.c b/gdata/services/documents/gdata-documents-entry.c
index 006926a0a6ae..b1e37d302a83 100644
--- a/gdata/services/documents/gdata-documents-entry.c
+++ b/gdata/services/documents/gdata-documents-entry.c
@@ -839,7 +839,7 @@ get_json (GDataParsable *parsable, JsonBuilder *builder)
}
}
- /* Upload to a folder: https://developers.google.com/drive/web/folder */
+ /* Upload to a folder: https://developers.google.com/drive/v2/web/folder */
json_builder_set_member_name (builder, "parents");
json_builder_begin_array (builder);
--
2.5.0
From be3ba40a57350ee4d914b0391d507722df2b04c1 Mon Sep 17 00:00:00 2001
From: Debarshi Ray <debarshir@gnome.org>
Date: Fri, 15 Jan 2016 18:44:21 +0100
Subject: [PATCH 2/4] documents: Split out the code to get the content type of
an entry
We will need this in gdata_documents_document_get_download_uri.
https://bugzilla.gnome.org/show_bug.cgi?id=759180
---
gdata/services/documents/gdata-documents-entry.c | 21 ++++----------
gdata/services/documents/gdata-documents-utils.c | 37 ++++++++++++++++++++++--
gdata/services/documents/gdata-documents-utils.h | 6 +++-
3 files changed, 46 insertions(+), 18 deletions(-)
diff --git a/gdata/services/documents/gdata-documents-entry.c b/gdata/services/documents/gdata-documents-entry.c
index b1e37d302a83..ac713b751e69 100644
--- a/gdata/services/documents/gdata-documents-entry.c
+++ b/gdata/services/documents/gdata-documents-entry.c
@@ -2,7 +2,7 @@
/*
* GData Client
* Copyright (C) Thibault Saunier 2009 <saunierthibault@gmail.com>
- * Copyright (C) Red Hat, Inc. 2015
+ * Copyright (C) Red Hat, Inc. 2015, 2016
*
* GData Client is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -816,27 +816,18 @@ get_content_type (void)
static void
get_json (GDataParsable *parsable, JsonBuilder *builder)
{
- GList *categories;
GList *i;
GList *parent_folders_list;
+ const gchar *mime_type;
GDATA_PARSABLE_CLASS (gdata_documents_entry_parent_class)->get_json (parsable, builder);
/* Inserting files: https://developers.google.com/drive/v2/reference/files/insert */
- categories = gdata_entry_get_categories (GDATA_ENTRY (parsable));
- for (i = categories; i != NULL; i = i->next) {
- GDataCategory *category = GDATA_CATEGORY (i->data);
- const gchar *label;
- const gchar *scheme;
-
- label = gdata_category_get_label (category);
- scheme = gdata_category_get_scheme (category);
- if (label != NULL && label[0] != '\0' && g_strcmp0 (scheme, "http://schemas.google.com/g/2005#kind") == 0) {
- json_builder_set_member_name (builder, "mimeType");
- json_builder_add_string_value (builder, label);
- break;
- }
+ mime_type = gdata_documents_utils_get_content_type (GDATA_DOCUMENTS_ENTRY (parsable));
+ if (mime_type != NULL) {
+ json_builder_set_member_name (builder, "mimeType");
+ json_builder_add_string_value (builder, mime_type);
}
/* Upload to a folder: https://developers.google.com/drive/v2/web/folder */
diff --git a/gdata/services/documents/gdata-documents-utils.c b/gdata/services/documents/gdata-documents-utils.c
index ed71dac93723..046b3ec7a43d 100644
--- a/gdata/services/documents/gdata-documents-utils.c
+++ b/gdata/services/documents/gdata-documents-utils.c
@@ -1,7 +1,7 @@
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* GData Client
- * Copyright (C) Red Hat, Inc. 2015
+ * Copyright (C) Red Hat, Inc. 2015, 2016
*
* GData Client is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -17,7 +17,6 @@
* License along with GData Client. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "gdata-documents-entry.h"
#include "gdata-documents-spreadsheet.h"
#include "gdata-documents-text.h"
#include "gdata-documents-presentation.h"
@@ -62,3 +61,37 @@ gdata_documents_utils_get_type_from_content_type (const gchar *content_type)
return retval;
}
+
+/*
+ * gdata_documents_utils_get_content_type:
+ * @entry: a #GDataDocumentsEntry
+ *
+ * Returns the content type of @entry, if any.
+ *
+ * Return value: (nullable): content type of @entry, %NULL otherwise
+ *
+ * Since: 0.17.5
+ */
+const gchar *
+gdata_documents_utils_get_content_type (GDataDocumentsEntry *entry)
+{
+ GList *categories;
+ GList *i;
+ const gchar *retval = NULL;
+
+ categories = gdata_entry_get_categories (GDATA_ENTRY (entry));
+ for (i = categories; i != NULL; i = i->next) {
+ GDataCategory *category = GDATA_CATEGORY (i->data);
+ const gchar *label;
+ const gchar *scheme;
+
+ label = gdata_category_get_label (category);
+ scheme = gdata_category_get_scheme (category);
+ if (label != NULL && label[0] != '\0' && g_strcmp0 (scheme, "http://schemas.google.com/g/2005#kind") == 0) {
+ retval = label;
+ break;
+ }
+ }
+
+ return retval;
+}
diff --git a/gdata/services/documents/gdata-documents-utils.h b/gdata/services/documents/gdata-documents-utils.h
index 01cc460d3f7c..a2a4b99e07cd 100644
--- a/gdata/services/documents/gdata-documents-utils.h
+++ b/gdata/services/documents/gdata-documents-utils.h
@@ -1,7 +1,7 @@
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* GData Client
- * Copyright (C) Red Hat, Inc. 2015
+ * Copyright (C) Red Hat, Inc. 2015, 2016
*
* GData Client is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -23,6 +23,8 @@
#include <glib.h>
#include <glib-object.h>
+#include <gdata/services/documents/gdata-documents-entry.h>
+
G_BEGIN_DECLS
/* HACK: Used to convert GDataLink:uri to ID and vice-versa. */
@@ -30,6 +32,8 @@ G_BEGIN_DECLS
G_GNUC_INTERNAL GType gdata_documents_utils_get_type_from_content_type (const gchar *content_type);
+G_GNUC_INTERNAL const gchar *gdata_documents_utils_get_content_type (GDataDocumentsEntry *entry);
+
G_END_DECLS
#endif /* !GDATA_DOCUMENTS_UTILS_H */
--
2.5.0
From c0d67d29268613abb5f5faff24c28bd21c2e94b6 Mon Sep 17 00:00:00 2001
From: Debarshi Ray <debarshir@gnome.org>
Date: Fri, 15 Jan 2016 18:48:33 +0100
Subject: [PATCH 3/4] documents: Handle cases where export format is same as
the original
... by falling back to gdata_entry_get_content_uri.
https://bugzilla.gnome.org/show_bug.cgi?id=759180
---
gdata/services/documents/gdata-documents-document.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/gdata/services/documents/gdata-documents-document.c b/gdata/services/documents/gdata-documents-document.c
index 46d0a2950969..efaeb2afff4a 100644
--- a/gdata/services/documents/gdata-documents-document.c
+++ b/gdata/services/documents/gdata-documents-document.c
@@ -206,6 +206,7 @@
#include "gdata-documents-presentation.h"
#include "gdata-documents-spreadsheet.h"
#include "gdata-documents-text.h"
+#include "gdata-documents-utils.h"
#include "gdata-download-stream.h"
#include "gdata-private.h"
#include "gdata-service.h"
@@ -418,6 +419,7 @@ gchar *
gdata_documents_document_get_download_uri (GDataDocumentsDocument *self, const gchar *export_format)
{
const gchar *format;
+ const gchar *mime_type;
g_return_val_if_fail (GDATA_IS_DOCUMENTS_DOCUMENT (self), NULL);
g_return_val_if_fail (export_format != NULL && *export_format != '\0', NULL);
@@ -449,6 +451,14 @@ gdata_documents_document_get_download_uri (GDataDocumentsDocument *self, const g
else
format = export_format;
+ /* We use the exportLinks JSON member to do the format conversion during download. Unfortunately, there
+ * won't be any hits if the export format matches the original MIME type. We resort to downloadUrl in
+ * those cases.
+ */
+ mime_type = gdata_documents_utils_get_content_type (GDATA_DOCUMENTS_ENTRY (self));
+ if (g_content_type_equals (mime_type, format))
+ return g_strdup (gdata_entry_get_content_uri (GDATA_ENTRY (self)));
+
return g_strdup (g_hash_table_lookup (self->priv->export_links, format));
}
--
2.5.0
From 8aa810047fa4593a53131b855081c4ce4b8003a2 Mon Sep 17 00:00:00 2001
From: Philip Withnall <philip@tecnocode.co.uk>
Date: Sun, 20 Dec 2015 19:19:02 +0000
Subject: [PATCH 4/4] documents: Fix error handling for unknown formats for
document downloads
https://bugzilla.gnome.org/show_bug.cgi?id=759180
---
gdata/services/documents/gdata-documents-document.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/gdata/services/documents/gdata-documents-document.c b/gdata/services/documents/gdata-documents-document.c
index efaeb2afff4a..dbd825e6c34b 100644
--- a/gdata/services/documents/gdata-documents-document.c
+++ b/gdata/services/documents/gdata-documents-document.c
@@ -355,6 +355,8 @@ gdata_documents_document_new (const gchar *id)
* #GInputStream operations on the #GDataDownloadStream will not cancel the entire download; merely the read or close operation in question. See the
* #GDataDownloadStream:cancellable for more details.
*
+ * If the given @export_format is unrecognised or not supported for this document, %GDATA_SERVICE_ERROR_NOT_FOUND will be returned.
+ *
* If @service isn't authenticated, a %GDATA_SERVICE_ERROR_AUTHENTICATION_REQUIRED will be returned.
*
* If there is an error getting the document, a %GDATA_SERVICE_ERROR_PROTOCOL_ERROR error will be returned.
@@ -393,6 +395,13 @@ gdata_documents_document_download (GDataDocumentsDocument *self, GDataDocumentsS
/* Get the download URI and create a stream for it */
download_uri = gdata_documents_document_get_download_uri (self, export_format);
+
+ if (download_uri == NULL) {
+ g_set_error (error, GDATA_SERVICE_ERROR, GDATA_SERVICE_ERROR_NOT_FOUND,
+ _("Unknown or unsupported document export format %s."), export_format);
+ return NULL;
+ }
+
download_stream = GDATA_DOWNLOAD_STREAM (gdata_download_stream_new (GDATA_SERVICE (service), domain, download_uri, cancellable));
g_free (download_uri);
@@ -411,7 +420,9 @@ gdata_documents_document_download (GDataDocumentsDocument *self, GDataDocumentsS
* @export_format should be the file extension of the desired output format for the document, from the list accepted by Google Documents. For example:
* %GDATA_DOCUMENTS_PRESENTATION_PDF, %GDATA_DOCUMENTS_SPREADSHEET_ODS or %GDATA_DOCUMENTS_TEXT_ODT.
*
- * Return value: the download URI; free with g_free()
+ * If the @export_format is not recognised or not supported for this document, %NULL is returned.
+ *
+ * Return value: (nullable): the download URI, or %NULL; free with g_free()
*
* Since: 0.7.0
**/
--
2.5.0

View File

@ -1,6 +1,6 @@
Name: libgdata
Version: 0.17.4
Release: 1%{?dist}
Release: 2%{?dist}
Summary: Library for the GData protocol
Group: System Environment/Libraries
@ -8,6 +8,9 @@ License: LGPLv2+
URL: http://live.gnome.org/libgdata
Source0: http://download.gnome.org/sources/%{name}/0.17/%{name}-%{version}.tar.xz
# https://bugzilla.gnome.org/show_bug.cgi?id=759180
Patch0: libgdata-cant-open-pdf.patch
BuildRequires: gcr-devel
BuildRequires: glib2-devel
BuildRequires: gnome-online-accounts-devel
@ -44,6 +47,7 @@ developing applications that use %{name}.
%prep
%setup -q
%patch0 -p1
%build
%configure \
@ -86,6 +90,9 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
%{_datadir}/vala/
%changelog
* Mon Jan 25 2016 Debarshi Ray <rishi@fedoraproject.org> - 0.17.4-2
- Backport fix for opening PDFs from Google Drive (GNOME #759180)
* Mon Dec 14 2015 Kalev Lember <klember@redhat.com> - 0.17.4-1
- Update to 0.17.4