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<?php
/**
* Avatar crop action
*
*/
$guid = get_input('guid');
$owner = get_entity($guid);
if (!$owner || !($owner instanceof ElggUser) || !$owner->canEdit()) {
register_error(elgg_echo('avatar:crop:fail'));
forward(REFERER);
}
$x1 = (int) get_input('x1', 0);
$y1 = (int) get_input('y1', 0);
$x2 = (int) get_input('x2', 0);
$y2 = (int) get_input('y2', 0);
$filehandler = new ElggFile();
$filehandler->owner_guid = $owner->getGUID();
$filehandler->setFilename("profile/" . $owner->guid . "master" . ".jpg");
$filename = $filehandler->getFilenameOnFilestore();
// ensuring the avatar image exists in the first place
if (!file_exists($filename)) {
register_error(elgg_echo('avatar:crop:fail'));
forward(REFERER);
}
$icon_sizes = elgg_get_config('icon_sizes');
unset($icon_sizes['master']);
// get the images and save their file handlers into an array
// so we can do clean up if one fails.
$files = array();
foreach ($icon_sizes as $name => $size_info) {
$resized = get_resized_image_from_existing_file($filename, $size_info['w'], $size_info['h'], $size_info['square'], $x1, $y1, $x2, $y2, $size_info['upscale']);
if ($resized) {
//@todo Make these actual entities. See exts #348.
$file = new ElggFile();
$file->owner_guid = $guid;
$file->setFilename("profile/{$guid}{$name}.jpg");
$file->open('write');
$file->write($resized);
$file->close();
$files[] = $file;
} else {
// cleanup on fail
foreach ($files as $file) {
$file->delete();
}
register_error(elgg_echo('avatar:resize:fail'));
forward(REFERER);
}
}
$owner->icontime = time();
$owner->x1 = $x1;
$owner->x2 = $x2;
$owner->y1 = $y1;
$owner->y2 = $y2;
system_message(elgg_echo('avatar:crop:success'));
$view = 'river/user/default/profileiconupdate';
elgg_delete_river(array('subject_guid' => $owner->guid, 'view' => $view));
add_to_river($view, 'update', $owner->guid, $owner->guid);
forward(REFERER);
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