photo aside widget for profile page

[friendica.git] / include / photos.php

diff --git a/include/photos.php b/include/photos.php
index 93a565b5116ecd2b8c0a55060e675858843548b4..fed4ab10c12c07ab6655a5728bebf1715e3c7e80 100644 (file)
--- a/include/photos.php
+++ b/include/photos.php
@@ -4,6 +4,148 @@
  * @brief Functions related to photo handling.
  */
 
+
+/**
+ * @brief Get the permissions for the photos page
+ * 
+ * @param int $owner_uid Owner of the photos page
+ * @param bool $community_page If it's an forum account
+ * 
+ * @return array
+ *......'can_post'
+ *......'visitor'
+ *......'contact'
+ *      'remote_contact'
+ * .....'contact_id'
+ *      'groups'
+ */
+function photos_permissions($owner_uid, $community_page = 0) {
+
+       $arr = array();
+
+       if((local_user()) && (local_user() == $owner_uid))
+               $arr['can_post'] = true;
+       else {
+               if($community_page && remote_user()) {
+                       if(is_array($_SESSION['remote'])) {
+                               foreach($_SESSION['remote'] as $v) {
+                                       if($v['uid'] == $owner_uid) {
+                                               $arr['contact_id'] = $v['cid'];
+                                               break;
+                                       }
+                               }
+                       }
+                       if($arr['contact_id']) {
+
+                               $r = q("SELECT `uid` FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `id` = %d AND `uid` = %d LIMIT 1",
+                                       intval($arr['contact_id']),
+                                       intval($owner_uid)
+                               );
+                               if(count($r)) {
+                                       $arr['can_post'] = true;
+                                       $arr['contact'] = $r[0];
+                                       $arr['remote_contact'] = true;
+                                       $arr['visitor'] = $cid;
+                               }
+                       }
+               }
+       }
+
+       // perhaps they're visiting - but not a community page, so they wouldn't have write access
+
+       if(remote_user() && (! $arr['visitor'])) {
+               $arr['contact_id'] = 0;
+               if(is_array($_SESSION['remote'])) {
+                       foreach($_SESSION['remote'] as $v) {
+                               if($v['uid'] == $owner_uid) {
+                                       $arr['contact_id'] = $v['cid'];
+                                       break;
+                               }
+                       }
+               }
+               if($arr['contact_id']) {
+                       $arr['groups'] = init_groups_visitor($arr['contact_id']);
+                       $r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `id` = %d AND `uid` = %d LIMIT 1",
+                               intval($arr['contact_id']),
+                               intval($owner_uid)
+                       );
+                       if(count($r)) {
+                               $arr['contact'] = $r[0];
+                               $arr['remote_contact'] = true;
+                       }
+               }
+       }
+
+       if(! $arr['remote_contact']) {
+               if(local_user()) {
+                       $arr['contact_id'] = $_SESSION['cid'];
+                       $arr['contact'] = $a->contact;
+               }
+       }
+
+       return $arr;
+}
+
+/**
+ * @brief Construnct a widget with last uploaded photos
+ * 
+ * It displays the last 9 photos
+ * 
+ * @param array $profile_data
+ *......'profile_uid'...=> The user.id of the profile (owner of the hotos)
+ *......'nickname'......=> Nick of the owner of the profile
+ *......'page-flags'....=> Account type of the profile
+ * 
+ * @return string
+ *......formatted html
+ * 
+ * @template widget_photos.tpl
+ */
+function widget_photos($profile_data) {
+
+       $community_page = (($profile_data['page-flags'] == PAGE_COMMUNITY) ? true : false);
+       $nickname = $profile_data['nickname'];
+       $owner_id = $profile_data['profile_uid'];
+
+       $phototypes = Photo::supportedTypes();
+       $photos_perms = photos_permissions($owner_id, $community_page);
+
+       $sql_extra = permissions_sql($owner_id, $photos_perms['remote_contact'], $photos_perms['groups']);
+
+       $r = q("SELECT `resource-id`, `id`, `filename`, `type`, max(`scale`) AS `scale` FROM `photo`
+               WHERE `uid` = %d AND `album` != '%s' AND `album` != '%s' AND `album` != '%s'
+               $sql_extra GROUP BY `resource-id` ORDER BY `created` DESC LIMIT 9",
+               intval($owner_id),
+               dbesc('Contact Photos'),
+               dbesc( t('Contact Photos')),
+               dbesc( t('Profile Photos'))
+       );
+
+       $photos = array();
+       if(count($r)) {
+               foreach($r as $rr) {
+                       $ext = $phototypes[$rr['type']];
+       
+                       $photos[] = array(
+                               'id'            => $rr['id'],
+                               'src'           => z_root() . '/photos/' . $nickname . '/image/' . $rr['resource-id'],
+                               'photo'         => z_root() . '/photo/' . $rr['resource-id'] . '-' . ((($rr['scale']) == 6) ? 4 : $rr['scale']) . '.' . $ext,
+                               'alt_text'      => $rr['filename'],
+                       );
+               }
+
+               $tpl = get_markup_template('widget_photos.tpl');
+               $o .= replace_macros($tpl, array(
+                       '$title' => t('Photos'),
+                       '$photos' => $photos,
+                       '$photo_albums_page'    => z_root() . '/photos/' . $nickname,
+                       '$photo_albums_page_title' => t('Vist the Photo Albums'),
+               ));
+
+               return $o;
+       }
+}
+
 function getGps($exifCoord, $hemi) {
        $degrees = count($exifCoord) > 0 ? gps2Num($exifCoord[0]) : 0;
        $minutes = count($exifCoord) > 1 ? gps2Num($exifCoord[1]) : 0;