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hubzilla_ynh/sources/mod/cover_photo.php
2016-04-17 19:59:18 +05:30

417 lines
10 KiB
PHP

<?php
/*
@file cover_photo.php
@brief Module-file with functions for handling of cover-photos
*/
require_once('include/photo/photo_driver.php');
require_once('include/identity.php');
/* @brief Initalize the cover-photo edit view
*
* @param $a Current application
* @return void
*
*/
function cover_photo_init(&$a) {
if(! local_channel()) {
return;
}
$channel = App::get_channel();
profile_load($a,$channel['channel_address']);
}
/* @brief Evaluate posted values
*
* @param $a Current application
* @return void
*
*/
function cover_photo_post(&$a) {
if(! local_channel()) {
return;
}
$channel = App::get_channel();
check_form_security_token_redirectOnErr('/cover_photo', 'cover_photo');
if((x($_POST,'cropfinal')) && ($_POST['cropfinal'] == 1)) {
// phase 2 - we have finished cropping
if(argc() != 2) {
notice( t('Image uploaded but image cropping failed.') . EOL );
return;
}
$image_id = argv(1);
if(substr($image_id,-2,1) == '-') {
$scale = substr($image_id,-1,1);
$image_id = substr($image_id,0,-2);
}
$srcX = $_POST['xstart'];
$srcY = $_POST['ystart'];
$srcW = $_POST['xfinal'] - $srcX;
$srcH = $_POST['yfinal'] - $srcY;
$r = q("select gender from profile where uid = %d and is_default = 1 limit 1",
intval(local_channel())
);
if($r) {
$profile = $r[0];
}
$r = q("SELECT * FROM photo WHERE resource_id = '%s' AND uid = %d AND scale = 0 LIMIT 1",
dbesc($image_id),
intval(local_channel())
);
if($r) {
$base_image = $r[0];
$base_image['data'] = (($r[0]['os_storage']) ? @file_get_contents($base_image['data']) : dbunescbin($base_image['data']));
$im = photo_factory($base_image['data'], $base_image['type']);
if($im->is_valid()) {
// We are scaling and cropping the relative pixel locations to the original photo instead of the
// scaled photo we operated on.
// First load the scaled photo to check its size. (Should probably pass this in the post form and save
// a query.)
$g = q("select width, height from photo where resource_id = '%s' and uid = %d and scale = 3",
dbesc($image_id),
intval(local_channel())
);
$scaled_width = $g[0]['width'];
$scaled_height = $g[0]['height'];
if((! $scaled_width) || (! $scaled_height)) {
logger('potential divide by zero scaling cover photo');
return;
}
// unset all other cover photos
q("update photo set photo_usage = %d where photo_usage = %d and uid = %d",
intval(PHOTO_NORMAL),
intval(PHOTO_COVER),
intval(local_channel())
);
$orig_srcx = ( $r[0]['width'] / $scaled_width ) * $srcX;
$orig_srcy = ( $r[0]['height'] / $scaled_height ) * $srcY;
$orig_srcw = ( $srcW / $scaled_width ) * $r[0]['width'];
$orig_srch = ( $srcH / $scaled_height ) * $r[0]['height'];
$im->cropImageRect(1200,435,$orig_srcx, $orig_srcy, $orig_srcw, $orig_srch);
$aid = get_account_id();
$p = array('aid' => $aid, 'uid' => local_channel(), 'resource_id' => $base_image['resource_id'],
'filename' => $base_image['filename'], 'album' => t('Cover Photos'));
$p['scale'] = 7;
$p['photo_usage'] = PHOTO_COVER;
$r1 = $im->save($p);
$im->doScaleImage(850,310);
$p['scale'] = 8;
$r2 = $im->save($p);
$im->doScaleImage(425,160);
$p['scale'] = 9;
$r3 = $im->save($p);
if($r1 === false || $r2 === false || $r3 === false) {
// if one failed, delete them all so we can start over.
notice( t('Image resize failed.') . EOL );
$x = q("delete from photo where resource_id = '%s' and uid = %d and scale >= 7 ",
dbesc($base_image['resource_id']),
local_channel()
);
return;
}
$channel = App::get_channel();
send_cover_photo_activity($channel,$base_image,$profile);
}
else
notice( t('Unable to process image') . EOL);
}
goaway(z_root() . '/channel/' . $channel['channel_address']);
}
$hash = photo_new_resource();
$smallest = 0;
require_once('include/attach.php');
$res = attach_store(App::get_channel(), get_observer_hash(), '', array('album' => t('Cover Photos'), 'hash' => $hash));
logger('attach_store: ' . print_r($res,true));
if($res && intval($res['data']['is_photo'])) {
$i = q("select * from photo where resource_id = '%s' and uid = %d and scale = 0",
dbesc($hash),
intval(local_channel())
);
if(! $i) {
notice( t('Image upload failed.') . EOL );
return;
}
$os_storage = false;
foreach($i as $ii) {
$smallest = intval($ii['scale']);
$os_storage = intval($ii['os_storage']);
$imagedata = $ii['data'];
$filetype = $ii['type'];
}
}
$imagedata = (($os_storage) ? @file_get_contents($imagedata) : $imagedata);
$ph = photo_factory($imagedata, $filetype);
if(! $ph->is_valid()) {
notice( t('Unable to process image.') . EOL );
return;
}
return cover_photo_crop_ui_head($a, $ph, $hash, $smallest);
}
function send_cover_photo_activity($channel,$photo,$profile) {
$arr = array();
$arr['item_thread_top'] = 1;
$arr['item_origin'] = 1;
$arr['item_wall'] = 1;
$arr['obj_type'] = ACTIVITY_OBJ_PHOTO;
$arr['verb'] = ACTIVITY_UPDATE;
$arr['object'] = json_encode(array(
'type' => $arr['obj_type'],
'id' => z_root() . '/photo/' . $photo['resource_id'] . '-7',
'link' => array('rel' => 'photo', 'type' => $photo['type'], 'href' => z_root() . '/photo/' . $photo['resource_id'] . '-7')
));
if($profile && stripos($profile['gender'],t('female')) !== false)
$t = t('%1$s updated her %2$s');
elseif($profile && stripos($profile['gender'],t('male')) !== false)
$t = t('%1$s updated his %2$s');
else
$t = t('%1$s updated their %2$s');
$ptext = '[zrl=' . z_root() . '/photos/' . $channel['channel_address'] . '/image/' . $photo['resource_id'] . ']' . t('cover photo') . '[/zrl]';
$ltext = '[zrl=' . z_root() . '/profile/' . $channel['channel_address'] . ']' . '[zmg]' . z_root() . '/photo/' . $photo['resource_id'] . '-8[/zmg][/zrl]';
$arr['body'] = sprintf($t,$channel['channel_name'],$ptext) . "\n\n" . $ltext;
$acl = new Zotlabs\Access\AccessList($channel);
$x = $acl->get();
$arr['allow_cid'] = $x['allow_cid'];
$arr['allow_gid'] = $x['allow_gid'];
$arr['deny_cid'] = $x['deny_cid'];
$arr['deny_gid'] = $x['deny_gid'];
$arr['uid'] = $channel['channel_id'];
$arr['aid'] = $channel['channel_account_id'];
$arr['owner_xchan'] = $channel['channel_hash'];
$arr['author_xchan'] = $channel['channel_hash'];
post_activity_item($arr);
}
/* @brief Generate content of profile-photo view
*
* @param $a Current application
* @return void
*
*/
function cover_photo_content(&$a) {
if(! local_channel()) {
notice( t('Permission denied.') . EOL );
return;
}
$channel = App::get_channel();
$newuser = false;
if(argc() == 2 && argv(1) === 'new')
$newuser = true;
if(argv(1) === 'use') {
if (argc() < 3) {
notice( t('Permission denied.') . EOL );
return;
};
// check_form_security_token_redirectOnErr('/cover_photo', 'cover_photo');
$resource_id = argv(2);
$r = q("SELECT id, album, scale FROM photo WHERE uid = %d AND resource_id = '%s' ORDER BY scale ASC",
intval(local_channel()),
dbesc($resource_id)
);
if(! $r) {
notice( t('Photo not available.') . EOL );
return;
}
$havescale = false;
foreach($r as $rr) {
if($rr['scale'] == 7)
$havescale = true;
}
$r = q("SELECT `data`, `type`, resource_id, os_storage FROM photo WHERE id = %d and uid = %d limit 1",
intval($r[0]['id']),
intval(local_channel())
);
if(! $r) {
notice( t('Photo not available.') . EOL );
return;
}
if(intval($r[0]['os_storage']))
$data = @file_get_contents($r[0]['data']);
else
$data = dbunescbin($r[0]['data']);
$ph = photo_factory($data, $r[0]['type']);
$smallest = 0;
if($ph->is_valid()) {
// go ahead as if we have just uploaded a new photo to crop
$i = q("select resource_id, scale from photo where resource_id = '%s' and uid = %d and scale = 0",
dbesc($r[0]['resource_id']),
intval(local_channel())
);
if($i) {
$hash = $i[0]['resource_id'];
foreach($i as $ii) {
$smallest = intval($ii['scale']);
}
}
}
cover_photo_crop_ui_head($a, $ph, $hash, $smallest);
}
if(! x(App::$data,'imagecrop')) {
$tpl = get_markup_template('cover_photo.tpl');
$o .= replace_macros($tpl,array(
'$user' => App::$channel['channel_address'],
'$lbl_upfile' => t('Upload File:'),
'$lbl_profiles' => t('Select a profile:'),
'$title' => t('Upload Cover Photo'),
'$submit' => t('Upload'),
'$profiles' => $profiles,
'$form_security_token' => get_form_security_token("cover_photo"),
// FIXME - yuk
'$select' => sprintf('%s %s', t('or'), ($newuser) ? '<a href="' . z_root() . '">' . t('skip this step') . '</a>' : '<a href="'. z_root() . '/photos/' . App::$channel['channel_address'] . '">' . t('select a photo from your photo albums') . '</a>')
));
call_hooks('cover_photo_content_end', $o);
return $o;
}
else {
$filename = App::$data['imagecrop'] . '-3';
$resolution = 3;
$tpl = get_markup_template("cropcover.tpl");
$o .= replace_macros($tpl,array(
'$filename' => $filename,
'$profile' => intval($_REQUEST['profile']),
'$resource' => App::$data['imagecrop'] . '-3',
'$image_url' => z_root() . '/photo/' . $filename,
'$title' => t('Crop Image'),
'$desc' => t('Please adjust the image cropping for optimum viewing.'),
'$form_security_token' => get_form_security_token("cover_photo"),
'$done' => t('Done Editing')
));
return $o;
}
return; // NOTREACHED
}
/* @brief Generate the UI for photo-cropping
*
* @param $a Current application
* @param $ph Photo-Factory
* @return void
*
*/
function cover_photo_crop_ui_head(&$a, $ph, $hash, $smallest){
$max_length = get_config('system','max_image_length');
if(! $max_length)
$max_length = MAX_IMAGE_LENGTH;
if($max_length > 0)
$ph->scaleImage($max_length);
$width = $ph->getWidth();
$height = $ph->getHeight();
if($width < 300 || $height < 300) {
$ph->scaleImageUp(240);
$width = $ph->getWidth();
$height = $ph->getHeight();
}
App::$data['imagecrop'] = $hash;
App::$data['imagecrop_resolution'] = $smallest;
App::$page['htmlhead'] .= replace_macros(get_markup_template("crophead.tpl"), array());
return;
}