document-gallery / document-gallery.php

document-gallery.php in Document Gallery 1.0.3, at document-gallery.php

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1	<?php
2	/*
3	Plugin Name: Document Gallery
4	Description: Display non-images in gallery format on page.
5	Version: 1.0.3
6	Author: Dan Rossiter
7	Author URI: http://danrossiter.org/
8	License: GPL2
9	*/
10
11	define( 'DG_URL', plugin_dir_url( __FILE__ ) );
12
13	// CREATE GALLERY STRING //
14	function dg_get_attachment_icons($atts) {
15	extract( shortcode_atts( array(
16	'descriptions' => FALSE,
17	'echo' => FALSE,
18	'orderby' => 'menu_order',
19	'order' => 'ASC'
20	), $atts) );
21
22	$args = array(
23	'numberposts' => -1,
24	'orderby' => $orderby,
25	'order' => $order,
26	'post_type' => 'attachment',
27	'post_mime_type' => 'application,video,text,audio',
28	'post_parent' => get_the_ID() );
29
30	if ( $attachments = get_posts($args) ) {
31	$attachment_str = array( '<!-- GENERATED USING DOCUMENT GALLERY'.PHP_EOL.
32	' http://wordpress.org/extend/plugins/document-gallery -->'.PHP_EOL );
33
34	if($descriptions) {
35	$attachment_str[] = '<table id="document-icon-wrapper">';
36	}
37
38	$count = 0;
39	foreach( $attachments as $attachment ) { //setup array for more than one file attachment
40	$url = wp_get_attachment_url( $attachment->ID );
41	$title = get_the_title( $attachment->ID );
42	$icon = dg_get_attachment_icon( $attachment->ID, $tile, $url );
43
44	if($descriptions) {
45	$attachment_str[] = '<tr><td class="document-icon">';
46	} else {
47	if( $count % 4 == 0 ) {
48	$attachment_str[] = '<div id="document-icon-wrapper">';
49	}
50	$attachment_str[] = '<div class="document-icon">';
51	}
52
53	$attachment_str[] = "<a href=\"$url\">$icon<br>$title</a>";
54
55	if($descriptions) {
56	$attachment_str[] = "</td><td valign=\"top\"><p>$attachment->post_content</p></td></tr>";
57	} else {
58	$attachment_str[] = '</div>';
59	if( ++$count % 4 == 0 ) {
60	$attachment_str[] = '</div>';
61	}
62	}
63	} // end looping attachments
64
65	// close #document-icon-wrapper
66	if($descriptions) {
67	$attachment_str[] = '</table>';
68	} else {
69	$attachment_str[] = '</div>';
70	}
71
72	// join array & return
73	$attachment_str = implode( '', $attachment_str );
74	return $attachment_str;
75	} // end if attachments
76
77	return '<!-- Document Gallery: No attachments to display. -->'.PHP_EOL;
78	}
79	add_shortcode('document gallery', 'dg_get_attachment_icons');
80	add_shortcode('dg', 'dg_get_attachment_icons');
81
82
83	// ADD SOME STYLING //
84	function dg_add_header_css() {
85	wp_enqueue_style( 'document-gallery-css', plugins_url('style.css', __FILE__) );
86	}
87	add_action( 'wp_print_styles', 'dg_add_header_css');
88
89
90	// HELPERS //
91
92	// pass in $title & $url to avoid mult function calls
93	function dg_get_attachment_icon( $id, $title, $url ) {
94	$filename = basename( $url );
95	$filetype = wp_check_filetype( $filename );
96
97	// identify extension
98	switch( $filetype['ext'] ) {
99	// Most Common First
100	case 'pdf':
101	$icon = 'pdf.png';
102	break;
103	// MS Office
104	case 'doc':
105	case 'docx':
106	case 'docm':
107	case 'dotx':
108	case 'dotm':
109	$icon = 'msdoc.png';
110	break;
111	case 'ppt':
112	case 'pot':
113	case 'pps':
114	case 'pptx':
115	case 'pptm':
116	case 'ppsx':
117	case 'ppsm':
118	case 'potx':
119	case 'potm':
120	case 'ppam':
121	case 'sldx':
122	case 'sldm':
123	$icon = 'msppt.png';
124	break;
125	case 'xla':
126	case 'xls':
127	case 'xlt':
128	case 'xlw':
129	case 'xlsx':
130	case 'xlsm':
131	case 'xlsb':
132	case 'xltx':
133	case 'xltm':
134	case 'xlam':
135	$icon = 'msxls.png';
136	break;
137	case 'mdb':
138	$icon = 'msaccess.png';
139	break;
140	// Video formats
141	case 'avi':
142	$icon = 'avi.png';
143	break;
144	case 'divx':
145	$icon = 'divx.png';
146	break;
147	case 'flv':
148	$icon = 'flv.png';
149	break;
150	case 'qt':
151	case 'mov':
152	$icon = 'mov.png';
153	break;
154	case 'asf':
155	case 'asx':
156	case 'wax':
157	case 'wmv':
158	case 'wmx':
159	$icon = 'wmv.png';
160	break;
161	case 'mkv':
162	$icon = 'mkv.png';
163	break;
164	// Audio formats
165	case 'mp3':
166	$icon = 'mp3.png';
167	break;
168	case 'wav':
169	$icon = 'wav.png';
170	break;
171	case 'ogg':
172	case 'oga':
173	$icon = 'ogg.png';
174	break;
175	case 'midi':
176	case 'mid':
177	$icon = 'midi.png';
178	break;
179	case 'wma':
180	$icon = 'wma.png';
181	break;
182	// Text formats
183	case 'rtx':
184	$icon = 'rtx.png';
185	break;
186	case 'ics':
187	$icon = 'ics.png';
188	break;
189	case 'csv':
190	$icon = 'csv.png';
191	break;
192	// Msc application formats
193	case 'html':
194	case 'htm': // death to all who use this!
195	$icon = 'html.png';
196	break;
197	case 'css':
198	$icon = 'css.png';
199	break;
200	case 'js':
201	$icon = 'javascript.png';
202	break;
203	case 'class':
204	$icon = 'java.png';
205	break;
206	case 'zip':
207	$icon = 'zip.png';
208	break;
209	case 'tar':
210	case 'gzip':
211	case 'gz':
212	case 'bz2': // not yet WP-supported
213	case 'tgz': // not yet WP-supported
214	$icon = 'compressed.png';
215	break;
216	case 'rar': // RAWR!!!
217	$icon = 'rar.png';
218	break;
219	case '7z':
220	$icon = '7zip.png';
221	break;
222	case 'exec':
223	$icon = 'exec.png';
224	break;
225	case 'rtf':
226	$icon = 'rtf.png';
227	break;
228	case 'swf':
229	$icon = 'shockwave.png';
230	break;
231	// OpenOffice formats
232	case 'odt':
233	$icon = 'opendocument-text.png';
234	break;
235	case 'odp':
236	$icon = 'opendocument-presentation.png';
237	break;
238	case 'ods':
239	$icon = 'opendocument-spreadsheet.png';
240	break;
241	case 'odg':
242	$icon = 'opendocument-graphics.png';
243	break;
244	case 'odb':
245	$icon = 'opendocument-database.png';
246	break;
247	case 'odf':
248	$icon = 'opendocument-formula.png';
249	break;
250	// fallback to default icons if not recognized
251	default:
252	return get_attachment_icon( $id );
253	}
254
255	$icon = '<img src="'.DG_URL.'icons/'.$icon."\" title=\"$title\" alt=\"$title\"/>";
256	return $icon;
257	}
258	// Filtering attachment_icon was considered, then dismissed in v1.0.3 because it would mean almost
259	// doubling the amount of processing for each icon. The native WP function would create the icon,
260	// then 99% of the time this function would replace it. Better to just call the native WP function
261	// at the end when needed. Filter would look like this:
262	// add_filter( 'attachment_icon', 'dg_get_attachment_icon', 10, 2 );v
263	?>
264