wp-ultimate-post-grid / addons / custom-templates / templates / post / image.php

image.php in WP Ultimate Post Grid 2.6.0, at addons/custom-templates/templates/post/image.php

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1	<?php
2
3	class WPUPG_Template_Post_Image extends WPUPG_Template_Block {
4
5	public $editorField = 'postImage';
6	public $thumbnail;
7	public $crop = false;
8
9	public function __construct( $type = 'post-image' )
10	{
11	parent::__construct( $type );
12	}
13
14	public function thumbnail( $thumbnail )
15	{
16	$this->thumbnail = $thumbnail;
17	return $this;
18	}
19
20	public function crop( $crop )
21	{
22	$this->crop = $crop;
23	return $this;
24	}
25
26	public function output( $post, $args = array() )
27	{
28	if( !$this->output_block( $post, $args ) ) return '';
29	if( !isset( $this->thumbnail ) ) $this->thumbnail = 'full';
30
31	// Post Image ID
32	$custom_image_id = get_post_meta( $post->ID, 'wpupg_custom_image_id', true );
33	if( $custom_image_id && get_post_type( $custom_image_id ) == 'attachment' ) {
34	$post_image_id = $custom_image_id;
35	} else {
36	$post_image_id = $post->post_type == 'attachment' ? $post->ID : get_post_thumbnail_id( $post->ID );
37	}
38
39	$thumb = $this->get_thumb( $post, $post_image_id, $this->thumbnail );
40	if(!$thumb) return ''; // No recipe image found
41
42	$image_url = $thumb[0];
43	if( is_null( $image_url ) ) return '';
44	$img_size_attributes = '';
45
46	// Check image size unless a specific thumbnail was specified
47	if( is_array( $this->thumbnail ) ) {
48	$new_width = $this->thumbnail[0];
49	$new_height = $this->thumbnail[1];
50
51	if( $thumb[1] && $thumb[2] ) { // Use image size if passed along
52	$width = $thumb[1];
53	$height = $thumb[2];
54	} else { // Or look it up for ourselves otherwise
55	$size = getimagesize( $image_url );
56	$width = $size[0];
57	$height = $size[1];
58	}
59
60	// Don't distort the image
61	$undistored_height = floor( $new_width * ( $height / $width ) );
62	$this->add_style( 'height', $undistored_height.'px' );
63
64	// Get correct thumbnail size
65	$correct_thumb = array(
66	$new_width,
67	$undistored_height
68	);
69
70	$img_size_attributes = ' width="' . $new_width . '" height="' . $undistored_height . '"';
71
72	$thumb = $this->get_thumb( $post, $post_image_id, $correct_thumb );
73	$image_url = $thumb[0];
74
75	// Cropping the image
76	if( $this->crop ) {
77	$this->add_style( 'overflow', 'hidden', 'outer' );
78	$this->add_style( 'max-width', $new_width.'px', 'outer' );
79	$this->add_style( 'max-height', $new_height.'px', 'outer' );
80
81	if( $new_height < $undistored_height ) {
82	$margin = -1 * ( 1 - $new_height / $undistored_height ) * 100/2;
83	$this->add_style( 'margin-top', $margin.'%' );
84	$this->add_style( 'margin-bottom', $margin.'%' );
85
86	$this->add_style( 'width', '100%' );
87	$this->add_style( 'height', 'auto' );
88	} elseif ( $new_height > $undistored_height ) {
89	// We need a larger image
90	$larger_width = $new_height * ($new_width / $undistored_height);
91	$larger_thumb = array(
92	$larger_width,
93	$new_height
94	);
95
96	$thumb = $this->get_thumb( $post, $post_image_id, $larger_thumb );
97	$image_url = $thumb[0];
98
99	$margin = ( $new_width - $larger_width ) / 2;
100	$this->add_style( 'margin-left', $margin.'px' );
101	$this->add_style( 'margin-right', $margin.'px' );
102	$this->add_style( 'width', $larger_width.'px' );
103	$this->add_style( 'max-width', $larger_width.'px' );
104	$this->add_style( 'height', $new_height.'px' );
105	}
106
107	$img_size_attributes = ' width="' . $new_width . '" height="' . $new_height . '"';
108	}
109	} else if( $this->thumbnail == 'full' ) {
110	// Get better thumbnail size based on max possible block size
111	$height = $args['max_height'] == 9999 ? 0 : $args['max_height'];
112	$correct_thumb = array(
113	$args['max_width'],
114	$height,
115	);
116
117	$thumb = $this->get_thumb( $post, $post_image_id, $correct_thumb );
118
119	if( isset( $thumb[1] ) && $thumb[1] >= $args['max_width'] ) {
120	$image_url = $thumb[0];
121	} else {
122	$correct_thumb = array(
123	$args['max_width'],
124	$args['max_height'],
125	);
126
127	$thumb = $this->get_thumb( $post, $post_image_id, $correct_thumb );
128
129	if( isset( $thumb[1] ) && $thumb[1] >= $args['max_width'] ) {
130	$image_url = $thumb[0];
131	}
132	}
133	}
134
135	$args['desktop'] = $args['desktop'] && $this->show_on_desktop;
136
137	$output = $this->before_output();
138
139	ob_start();
140	?>
141	<div<?php echo $this->style( 'outer' ); ?>>
142	<img src="<?php echo $image_url; ?>" alt="<?php echo esc_attr( get_post_meta( $post_image_id, '_wp_attachment_image_alt', true) ); ?>"<?php echo $img_size_attributes . $this->style(); ?> />
143	</div>
144	<?php
145	$output .= ob_get_contents();
146	ob_end_clean();
147
148	return $this->after_output( $output, $post );
149	}
150
151	private function get_thumb( $post, $image_id, $size )
152	{
153	if( isset( $post->term ) && $post->term ) {
154	$custom_image = get_term_meta( $post->ID, 'wpupg_custom_image', true );
155
156	if( $custom_image ) {
157	$thumb = wp_get_attachment_image_src( intval( $custom_image ), $size );
158	} else {
159	$thumb = false;
160	}
161	} else {
162	$custom_image_url = get_post_meta( $post->ID, 'wpupg_custom_image', true );
163	$custom_image_size = $custom_image_url ? @getimagesize( $custom_image_url ) : array();
164
165	if( isset( $custom_image_size[0] ) && is_int( $custom_image_size[0] ) && isset( $custom_image_size[1] ) && is_int( $custom_image_size[1] ) ) {
166	$thumb = array(
167	$custom_image_url,
168	$custom_image_size[0],
169	$custom_image_size[1],
170	false,
171	);
172	} else {
173	$thumb = wp_get_attachment_image_src( $image_id, $size );
174	}
175	}
176
177	return $thumb;
178	}
179	}