/**
* gs_appstream_refine_add_screenshots:
*/
static void
gs_appstream_refine_add_screenshots (GsApp *app, AsApp *item)
{
AsScreenshot *ss;
GPtrArray *images_as;
GPtrArray *screenshots_as;
guint i;
/* do we have any to add */
screenshots_as = as_app_get_screenshots (item);
if (screenshots_as->len == 0)
return;
/* does the app already have some */
gs_app_add_kudo (app, GS_APP_KUDO_HAS_SCREENSHOTS);
if (gs_app_get_screenshots(app)->len > 0)
return;
/* add any we know */
for (i = 0; i < screenshots_as->len &&
i < GS_APPSTREAM_MAX_SCREENSHOTS; i++) {
ss = g_ptr_array_index (screenshots_as, i);
images_as = as_screenshot_get_images (ss);
if (images_as->len == 0)
continue;
if (as_screenshot_get_kind (ss) == AS_SCREENSHOT_KIND_UNKNOWN)
continue;
gs_app_add_screenshot (app, ss);
}
}
/**
* as_app_validate_screenshots:
**/
static void
as_app_validate_screenshots (AsApp *app, AsAppValidateHelper *helper)
{
AsScreenshot *ss;
GPtrArray *screenshots;
gboolean screenshot_has_default = FALSE;
guint number_screenshots_max = 5;
guint number_screenshots_min = 1;
guint i;
/* relax the requirements a bit */
if ((helper->flags & AS_APP_VALIDATE_FLAG_RELAX) > 0) {
number_screenshots_max = 10;
number_screenshots_min = 0;
}
/* metainfo doesn't require any screenshots */
if (as_app_get_source_kind (app) == AS_APP_SOURCE_KIND_METAINFO)
number_screenshots_min = 0;
/* only for AppData and AppStream */
if (as_app_get_source_kind (app) == AS_APP_SOURCE_KIND_DESKTOP)
return;
screenshots = as_app_get_screenshots (app);
if (screenshots->len < number_screenshots_min) {
ai_app_validate_add (helper->probs,
AS_PROBLEM_KIND_STYLE_INCORRECT,
"Not enough <screenshot> tags");
}
if (screenshots->len > number_screenshots_max) {
ai_app_validate_add (helper->probs,
AS_PROBLEM_KIND_STYLE_INCORRECT,
"Too many <screenshot> tags");
}
for (i = 0; i < screenshots->len; i++) {
ss = g_ptr_array_index (screenshots, i);
as_app_validate_screenshot (ss, helper);
if (as_screenshot_get_kind (ss) == AS_SCREENSHOT_KIND_DEFAULT) {
if (screenshot_has_default) {
ai_app_validate_add (helper->probs,
AS_PROBLEM_KIND_MARKUP_INVALID,
"<screenshot> has more than one default");
}
screenshot_has_default = TRUE;
continue;
}
}
if (screenshots->len > 0 && !screenshot_has_default) {
ai_app_validate_add (helper->probs,
AS_PROBLEM_KIND_MARKUP_INVALID,
"<screenshots> has no default <screenshot>");
}
}
/**
* gs_appstream_are_screenshots_perfect:
*/
static gboolean
gs_appstream_are_screenshots_perfect (AsApp *app)
{
AsImage *image;
AsScreenshot *screenshot;
GPtrArray *screenshots;
guint height;
guint i;
guint width;
screenshots = as_app_get_screenshots (app);
if (screenshots->len == 0)
return FALSE;
for (i = 0; i < screenshots->len; i++) {
/* get the source image as the thumbs will be resized & padded */
screenshot = g_ptr_array_index (screenshots, i);
image = as_screenshot_get_source (screenshot);
if (image == NULL)
return FALSE;
width = as_image_get_width (image);
height = as_image_get_height (image);
/* too small */
if (width < AS_IMAGE_LARGE_WIDTH || height < AS_IMAGE_LARGE_HEIGHT)
return FALSE;
/* too large */
if (width > AS_IMAGE_LARGE_WIDTH * 2 || height > AS_IMAGE_LARGE_HEIGHT * 2)
return FALSE;
/* not 16:9 */
if ((width / 16) * 9 != height)
return FALSE;
}
return TRUE;
}
static void
as_app_validate_screenshots (AsApp *app, AsAppValidateHelper *helper)
{
AsFormat *format;
AsScreenshot *ss;
GPtrArray *screenshots;
gboolean screenshot_has_default = FALSE;
guint number_screenshots_max = 25;
guint number_screenshots_min = 1;
guint i;
/* relax the requirements a bit */
if ((helper->flags & AS_APP_VALIDATE_FLAG_RELAX) > 0) {
number_screenshots_max = 10;
number_screenshots_min = 0;
}
/* firmware does not need screenshots */
if (as_app_get_kind (app) == AS_APP_KIND_FIRMWARE ||
as_app_get_kind (app) == AS_APP_KIND_DRIVER ||
as_app_get_kind (app) == AS_APP_KIND_RUNTIME ||
as_app_get_kind (app) == AS_APP_KIND_ADDON ||
as_app_get_kind (app) == AS_APP_KIND_LOCALIZATION)
number_screenshots_min = 0;
/* metainfo and inf do not require any screenshots */
format = as_app_get_format_default (app);
if (as_format_get_kind (format) == AS_FORMAT_KIND_METAINFO)
number_screenshots_min = 0;
/* only for AppData and AppStream */
if (as_format_get_kind (format) == AS_FORMAT_KIND_DESKTOP)
return;
screenshots = as_app_get_screenshots (app);
if (screenshots->len < number_screenshots_min) {
ai_app_validate_add (helper,
AS_PROBLEM_KIND_STYLE_INCORRECT,
"Not enough <screenshot> tags, minimum is %u",
number_screenshots_min);
}
if (screenshots->len > number_screenshots_max) {
ai_app_validate_add (helper,
AS_PROBLEM_KIND_STYLE_INCORRECT,
"Too many <screenshot> tags, maximum is %u",
number_screenshots_max);
}
for (i = 0; i < screenshots->len; i++) {
ss = g_ptr_array_index (screenshots, i);
as_app_validate_screenshot (ss, helper);
if (as_screenshot_get_kind (ss) == AS_SCREENSHOT_KIND_DEFAULT) {
if (screenshot_has_default) {
ai_app_validate_add (helper,
AS_PROBLEM_KIND_MARKUP_INVALID,
"<screenshot> has more than one default");
}
screenshot_has_default = TRUE;
continue;
}
}
if (screenshots->len > 0 && !screenshot_has_default) {
ai_app_validate_add (helper,
AS_PROBLEM_KIND_MARKUP_INVALID,
"<screenshots> has no default <screenshot>");
}
}
