aboutsummaryrefslogtreecommitdiffstats
path: root/Zotlabs/Module/Embedphotos.php
blob: 6a88513dc861f9dc93cf10ddbcc1aaad85f85f43 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
<?php

namespace Zotlabs\Module;

/**
 * @brief Embedphoto endpoint.
 *
 * Provide an AJAX endpoint to fill the embedPhotoModal with folders and photos
 * selection.
 */
class Embedphotos extends \Zotlabs\Web\Controller {

	function get() {

	}

	/**
	 * @brief This is the POST destination for the embedphotos button.
	 *
	 * @return string A JSON string.
	 */
	public function post() {
		if (argc() > 1 && argv(1) === 'album') {
			// API: /embedphotos/album
			$name = (x($_POST, 'name') ? $_POST['name'] : null );
			if (!$name) {
				json_return_and_die(array('errormsg' => 'Error retrieving album', 'status' => false));
			}
			$album = $this->embedphotos_widget_album(array('channel' => \App::get_channel(), 'album' => $name));
			json_return_and_die(array('status' => true, 'content' => $album));
		}
		if (argc() > 1 && argv(1) === 'albumlist') {
			// API: /embedphotos/albumlist
			$album_list = $this->embedphotos_album_list();
			json_return_and_die(array('status' => true, 'albumlist' => $album_list));
		}
		if (argc() > 1 && argv(1) === 'photolink') {
			// API: /embedphotos/photolink
			$href = (x($_POST, 'href') ? $_POST['href'] : null );
			if (!$href) {
				json_return_and_die(array('errormsg' => 'Error retrieving link ' . $href, 'status' => false));
			}
			$resource_id = array_pop(explode('/', $href));
			$x = self::photolink($resource_id);
			if($x) 
				json_return_and_die(array('status' => true, 'photolink' => $x, 'resource_id' => $resource_id));
			json_return_and_die(array('errormsg' => 'Error retrieving resource ' . $resource_id, 'status' => false));
		}
	}


	protected static function photolink($resource) {
		$channel = \App::get_channel();
		$output = EMPTY_STR;
		if($channel) {
			$resolution = ((feature_enabled($channel['channel_id'],'large_photos')) ? 1 : 2);
			$r = q("select mimetype, height, width from photo where resource_id = '%s' and $resolution = %d and uid = %d limit 1",
				dbesc($resource),
				intval($resolution),
				intval($channel['channel_id'])
			);
			if(! $r)
				return $output;

			if($r[0]['mimetype'] === 'image/jpeg')
				$ext = '.jpg';
			elseif($r[0]['mimetype'] === 'image/png')
				$ext = '.png';
			elseif($r[0]['mimetype'] === 'image/gif')
				$ext = '.gif';
			else
				$ext = EMPTY_STR;

			$output = '[zrl=' . z_root() . '/photos/' . $channel['channel_address'] . '/image/' . $resource . ']' .
				'[zmg=' . $r[0]['width'] . 'x' . $r[0]['height'] . ']' . z_root() . '/photo/' . $resource . '-' . $resolution .  $ext . '[/zmg][/zrl]';

			return $output;
		}
	}


	/**
	 * @brief Get photos from an album.
	 *
	 * @see \\Zotlabs\\Widget\\Album::widget()
	 *
	 * @param array $args associative array with
	 *  * \e array \b channel
	 *  * \e string \b album
	 * @return string with HTML code from 'photo_album.tpl'
	 */
	protected function embedphotos_widget_album($args) {
		$channel_id = 0;

		if (array_key_exists('channel', $args)) {
			$channel = $args['channel'];
			$channel_id = intval($channel['channel_id']);
		}
		if (! $channel_id)
			$channel_id = \App::$profile_uid;
		if (! $channel_id)
			return '';

		require_once('include/security.php');
		$sql_extra = permissions_sql($channel_id);

		if (! perm_is_allowed($channel_id, get_observer_hash(), 'view_storage'))
			return '';

		if (isset($args['album']))
			$album = (($args['album'] === '/') ? '' : $args['album']);
		if (isset($args['title']))
			$title = $args['title'];

		/**
		 * @note This may return incorrect permissions if you have multiple directories of the same name.
		 * It is a limitation of the photo table using a name for a photo album instead of a folder hash
		 */
		if ($album) {
			require_once('include/attach.php');
			$x = q("select hash from attach where filename = '%s' and uid = %d limit 1",
				dbesc($album),
				intval($channel_id)
			);
			if ($x) {
				$y = attach_can_view_folder($channel_id, get_observer_hash(), $x[0]['hash']);
				if (! $y)
					return '';
			}
		}

		$order = 'DESC';

		$r = q("SELECT p.resource_id, p.id, p.filename, p.mimetype, p.imgscale, p.description, p.created FROM photo p INNER JOIN
				(SELECT resource_id, max(imgscale) imgscale FROM photo WHERE uid = %d AND album = '%s' AND imgscale <= 4 AND photo_usage IN ( %d, %d ) $sql_extra GROUP BY resource_id) ph
				ON (p.resource_id = ph.resource_id AND p.imgscale = ph.imgscale)
				ORDER BY created $order",
				intval($channel_id),
				dbesc($album),
				intval(PHOTO_NORMAL),
				intval(PHOTO_PROFILE)
		);

		$photos = [];
		if (count($r)) {
			$twist = 'rotright';
			foreach ($r as $rr) {
				if ($twist == 'rotright')
					$twist = 'rotleft';
				else
					$twist = 'rotright';

				$ph = photo_factory('');
				$phototypes = $ph->supportedTypes();

				$ext = $phototypes[$rr['mimetype']];

				$imgalt_e = $rr['filename'];
				$desc_e = $rr['description'];

				$imagelink = (z_root() . '/photos/' . $channel['channel_address'] . '/image/' . $rr['resource_id']
					. (($_GET['order'] === 'posted') ? '?f=&order=posted' : ''));

				$photos[] = [
						'id' => $rr['id'],
						'twist' => ' ' . $twist . rand(2,4),
						'link' => $imagelink,
						'title' => t('View Photo'),
						'src' => z_root() . '/photo/' . $rr['resource_id'] . '-' . $rr['imgscale'] . '.' .$ext,
						'alt' => $imgalt_e,
						'desc'=> $desc_e,
						'ext' => $ext,
						'hash'=> $rr['resource_id'],
						'unknown' => t('Unknown'),
				];
			}
		}

		$tpl = get_markup_template('photo_album.tpl');
		$o = replace_macros($tpl, [
			'$photos' => $photos,
			'$album' => (($title) ? $title : $album),
			'$album_id' => rand(),
			'$album_edit' => array(t('Edit Album'), false),
			'$can_post' => false,
			'$upload' => array(t('Upload'), z_root() . '/photos/' . \App::$profile['channel_address'] . '/upload/' . bin2hex($album)),
			'$order' => false,
			'$upload_form' => '',
			'$no_fullscreen_btn' => true,
		]);

		return $o;
	}

	/**
	 * @brief Get albums observer is allowed to see.
	 *
	 * @see photos_albums_list()
	 *
	 * @return NULL|array
	 */
	protected function embedphotos_album_list() {
		require_once('include/photos.php');
		$p = photos_albums_list(\App::get_channel(), \App::get_observer());

		if ($p['success']) {
			return $p['albums'];
		}

		return null;
	}

}