From 64753effd1cd47c43846e5bc8653180acd7c4bc9 Mon Sep 17 00:00:00 2001
From: redmatrix <git@macgirvin.com>
Date: Thu, 14 Jan 2016 17:25:27 -0800
Subject: cover photo fetch and widget

---
 boot.php             | 15 +++++++++++++++
 include/identity.php | 35 +++++++++++++++++++++++++++++++++++
 include/widgets.php  | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 82 insertions(+)

diff --git a/boot.php b/boot.php
index 599514d20..d184969d1 100755
--- a/boot.php
+++ b/boot.php
@@ -245,6 +245,21 @@ define ( 'PHOTO_COVER',            0x0010 );
 define ( 'PHOTO_ADULT',            0x0008 );
 define ( 'PHOTO_FLAG_OS',          0x4000 );
 
+
+define ( 'PHOTO_RES_ORIG',              0 );
+define ( 'PHOTO_RES_1024',              1 );  // rectangular 1024 max width or height, floating height if not (4:3)
+define ( 'PHOTO_RES_640',               2 );  // to accomodate SMBC vertical comic strips without scrunching the width
+define ( 'PHOTO_RES_320',               3 );  // accordingly
+
+define ( 'PHOTO_RES_PROFILE_300',       4 );  // square 300 px
+define ( 'PHOTO_RES_PROFILE_80',        5 );  // square 80 px
+define ( 'PHOTO_RES_PROFILE_48',        6 );  // square 48 px
+
+define ( 'PHOTO_RES_COVER_1200',        7 );  // 1200w x 435h (2.75:1)
+define ( 'PHOTO_RES_COVER_850',         8 );  // 850w x 310h
+define ( 'PHOTO_RES_COVER_425',        	9 );  // 425w x 160h
+
+
 /**
  * Menu types
  */
diff --git a/include/identity.php b/include/identity.php
index 1d908056f..deccaa299 100644
--- a/include/identity.php
+++ b/include/identity.php
@@ -1737,3 +1737,38 @@ function auto_channel_create($account_id) {
 
 }
 
+function get_cover_photo($channel_id,$format = 'bbcode', $res = PHOTO_RES_COVER_1200) {
+
+	$r = q("select height, width, resource_id, type from photo where uid = %d and scale = %d and photo_usage = %d",
+		intval($channel_id),
+		intval($res),
+		intval(PHOTO_COVER)
+	);
+	if(! $r)
+		return false;
+
+	$output = false;
+
+	$url = z_root() . '/photo/' . $r[0]['resource_id'] . '-' . $res ;
+
+	switch($format) {
+		case 'bbcode':
+			$output = '[zrl=' . $r[0]['width'] . 'x' . $r[0]['height'] . ']' . $url . '[/zrl]';
+			break;
+		case 'html':
+ 			$output = '<img class="zrl" width="' . $r[0]['width'] . '" height="' . $r[0]['height'] . '" src="' . $url . '" alt="' . t('cover photo') . '" />';
+			break;
+		case 'array':
+		default:
+			$output = array(
+				'width' => $r[0]['width'],
+				'height' => $r[0]['type'],
+				'type' => $r[0]['type'],
+				'url' => $url
+			);
+			break;
+	}
+
+	return $output;  
+		
+}
\ No newline at end of file
diff --git a/include/widgets.php b/include/widgets.php
index 033ba44fe..7021ef49d 100644
--- a/include/widgets.php
+++ b/include/widgets.php
@@ -936,6 +936,38 @@ function widget_photo($arr) {
 }
 
 
+function widget_cover_photo($arr) {
+
+	require_once('include/identity.php');
+	$o = '';
+
+	$channel_id = 0;
+	if(array_key_exists('channel_id', $arr) && intval($arr['channel_id']))
+		$channel_id = intval($arr['channel_id']);
+	if(! $channel_id)
+		$channel_id = get_app()->profile_uid;
+	if(! $channel_id)
+		return '';
+
+	if(array_key_exists('style', $arr) && isset($arr['style']))
+		$style = $arr['style'];
+	else 
+		$style = 'width:100%; padding-right: 10px; height: auto;'; 
+
+	// ensure they can't sneak in an eval(js) function
+
+	if(strpos($style,'(') !== false)
+		return '';
+
+	$c = get_cover_photo($channel_id,'html');
+
+	if($c) {
+		$o = '<div class="widget">' . (($style) ? str_replace('alt=',' style="' . $style . '" alt=',$c) : $c) . '</div>';
+	}
+	return $o;
+}
+
+
 function widget_photo_rand($arr) {
 
 	require_once('include/photos.php');
-- 
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