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preferred item image size for theme, get smallest photo near scale requested

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themes can declare preferred image size for images in items, with

   $a->theme_info = array(
    "item_image_size" => 1
   );

0: original, 1:640px, 2:320px

mod/photo.php returns the nearest scaled image near requested one
if it doesn't exists, instead of nothing
This commit is contained in:
fabrixxm 2014-07-30 15:23:36 +02:00
parent 8cd749bd66
commit 27024e3b1d
2 changed files with 145 additions and 149 deletions
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7
include/text.php
View file

@ -1471,6 +1471,13 @@ function prepare_body(&$item,$attach = false, $preview = false) {
$s = substr($s, 0, $pos).$authorreplace.substr($s, $pos+strlen($authorsearch));
}
// replace friendica image url size with theme preference
if (x($a->theme_info,'item_image_size')){
$ps = $a->theme_info['item_image_size'];
$s = preg_replace('|(<img[^>]+src="[^"]+/photo/[0-9a-f]+)-[0-9]|',"$1-".$ps, $s);
}
$prep_arr = array('item' => $item, 'html' => $s);
call_hooks('prepare_body_final', $prep_arr);

29
mod/photo.php
View file

@ -101,7 +101,8 @@ function photo_init(&$a) {
$photo = substr($photo,0,-2);
}
$r = q("SELECT `uid` FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d LIMIT 1",
// check if the photo exists and get the owner of the photo
$r = q("SELECT `uid` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
dbesc($photo),
intval($resolution)
);
@ -111,7 +112,7 @@ function photo_init(&$a) {
// Now we'll see if we can access the photo
$r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d $sql_extra LIMIT 1",
$r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` <= %d $sql_extra ORDER BY scale DESC LIMIT 1",
dbesc($photo),
intval($resolution)
);
@ -119,28 +120,16 @@ function photo_init(&$a) {
$public = ($r[0]['allow_cid'] == '') AND ($r[0]['allow_gid'] == '') AND ($r[0]['deny_cid'] == '') AND ($r[0]['deny_gid'] == '');
if(count($r)) {
$resolution = $r[0]['scale'];
$data = $r[0]['data'];
$mimetype = $r[0]['type'];
}
else {
// Does the picture exist? It may be a remote person with no credentials,
// but who should otherwise be able to view it. Show a default image to let
// them know permissions was denied. It may be possible to view the image
// through an authenticated profile visit.
// There won't be many completely unauthorised people seeing this because
// they won't have the photo link, so there's a reasonable chance that the person
// might be able to obtain permission to view it.
$r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d LIMIT 1",
dbesc($photo),
intval($resolution)
);
if(count($r)) {
$data = file_get_contents('images/nosign.jpg');
$mimetype = 'image/jpeg';
$prvcachecontrol = true;
}
// The picure exists. We already checked with the first query.
// obviously, this is not an authorized viev!
$data = file_get_contents('images/nosign.jpg');
$mimetype = 'image/jpeg';
$prvcachecontrol = true;
}
}
}