provide a hook for importing a channel photo at channel creation time

2 files changed, 42 insertions, 0 deletions

diff --git a/include/channel.php b/include/channel.php
index 213676f52..204f375b1 100644
--- a/include/channel.php
+++ b/include/channel.php
@@ -7,6 +7,7 @@ require_once('include/zot.php');
 require_once('include/crypto.php');
 require_once('include/menu.php');
 require_once('include/perm_upgrade.php');
+require_once('include/photo/photo_driver.php');
 
 /**
  * @brief Called when creating a new channel.
@@ -273,6 +274,17 @@ function create_identity($arr) {
 		return $ret;
 	}
 
+	$a = q("select * from account where account_id = %d",
+		intval($arr['account_id'])
+	);
+
+	$z = [ 'account' => $a[0], 'channel' = $r[0], 'photo_url' => '' ];
+	call_hooks('create_channel_photo',$z);
+ 
+	if($z['photo_url']) {
+		import_channel_photo_from_url($z['photo_url'],$arr['account_id'],$r[0]['channel_id']);
+	}
+
 	if($role_permissions && array_key_exists('limits',$role_permissions))
 		$perm_limits = $role_permissions['limits'];
 	else
diff --git a/include/photo/photo_driver.php b/include/photo/photo_driver.php
index 94d0faa94..c6c023147 100644
--- a/include/photo/photo_driver.php
+++ b/include/photo/photo_driver.php
@@ -637,6 +637,36 @@ function import_xchan_photo($photo,$xchan,$thing = false) {
 
 }
 
+function import_channel_photo_from_url($photo,$aid,$uid) {
+
+	if($photo) {
+		$filename = basename($photo);
+
+		$result = z_fetch_url($photo,true);
+
+		if($result['success']) {
+			$img_str = $result['body'];
+			$type = guess_image_type($photo, $result['header']);
+
+			$h = explode("\n",$result['header']);
+			if($h) {
+				foreach($h as $hl) {
+					if(stristr($hl,'content-type:')) {
+						if(! stristr($hl,'image/')) {
+							$photo_failure = true;
+						}
+					}
+				}
+			}
+		}
+	}
+	else {
+		$photo_failure = true;
+	}
+
+	import_channel_photo($img_str,$type,$aid,$uid);
+
+}
 
 
 function import_channel_photo($photo,$type,$aid,$uid) {