← All changes | isc.php +47 -448 1.1 → trunk View file →

		@@ -1,459 +1,58 @@
1	1	<?php
2		-/*
3		- Plugin Name: Image Source Control
4		- Version: 1.1
5		- Plugin URI: none
6		- Description: The Image Source Control saves the source of an image, lists them and warns if it is missing.
7		- Author: Thomas Maier
8		- Author URI: http://www.webgilde.com
9		- License: GPL v3
10		-
11		- Image Source Control Plugin for WordPress
12		- Copyright (C) 2012, Thomas Maier - thomas.maier@webgilde.com
13		-
14		- This program is free software: you can redistribute it and/or modify
15		- it under the terms of the GNU General Public License as published by
16		- the Free Software Foundation, either version 3 of the License, or
17		- (at your option) any later version.
18		-
19		- This program is distributed in the hope that it will be useful,
20		- but WITHOUT ANY WARRANTY; without even the implied warranty of
21		- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22		- GNU General Public License for more details.
23		-
24		- You should have received a copy of the GNU General Public License
25		- along with this program. If not, see <http://www.gnu.org/licenses/>.
26		- *
27		- * Followed the following tutorials
28		- * http://wpengineer.com/2076/add-custom-field-attachment-in-wordpress/
29		- * http://bueltge.de/eigene-felder-dateiverwaltung-wordpress/1226/ (same like above, but in German)
30		- *
31		- *
	2	+/**
	3	+ * Plugin Name: Image Source Control Lite
	4	+ * Version: 3.12.0
	5	+ * Plugin URI: https://imagesourcecontrol.com/
	6	+ * Description: Image Source Control saves the source of an image, lists them and warns if it is missing.
	7	+ * Author: Thomas Maier
	8	+ * Author URI: https://imagesourcecontrol.com/
	9	+ * License: GPL v3
	10	+ *
	11	+ * Image Source Control Plugin for WordPress
	12	+ * Copyright (C) 2012-2026, Thomas Maier & webgilde GmbH
	13	+ *
	14	+ * This program is free software: you can redistribute it and/or modify
	15	+ * it under the terms of the GNU General Public License as published by
	16	+ * the Free Software Foundation, either version 3 of the License, or
	17	+ * (at your option) any later version.
	18	+ *
	19	+ * This program is distributed in the hope that it will be useful,
	20	+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
	21	+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	22	+ * GNU General Public License for more details.
	23	+ *
	24	+ * You should have received a copy of the GNU General Public License
	25	+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
32	26	*/
33	27
34		-//avoid direct calls to this file
35		-if (!function_exists('add_action')) {
36		- header('Status: 403 Forbidden');
37		- header('HTTP/1.1 403 Forbidden');
38		- exit();
	28	+if ( defined( 'ISCVERSION' ) ) {
	29	+ wp_die( 'You can only activate Image Source Control once. Please disable the other version first.' );
39	30	}
40	31
41		-define('ISCVERSION', '1.1');
42		-define('ISCNAME', 'Image Source Control');
43		-define('ISCTEXTDOMAIN', 'isc');
44		-define('ISCDIR', basename(dirname(__FILE__)));
45		-define('ISCPATH', plugin_dir_path(__FILE__));
	32	+define( 'ISCVERSION', '3.12.0' );
	33	+define( 'ISCNAME', 'Image Source Control' );
	34	+define( 'ISCDIR', basename( __DIR__ ) );
	35	+define( 'ISCPATH', plugin_dir_path( __FILE__ ) );
	36	+define( 'ISCBASE', plugin_basename( __FILE__ ) ); // plugin base as used by WordPress to identify it.
	37	+define( 'ISCBASEURL', plugin_dir_url( __FILE__ ) ); // URL to the plugin directory.
46	38
47		-load_plugin_textdomain(ISCTEXTDOMAIN, false, dirname(plugin_basename(__FILE__)) . '/languages/');
	39	+// Load the autoloader.
	40	+require_once ISCPATH . 'includes/class-autoloader.php';
	41	+\ISC\Autoloader::get()->initialize();
48	42
49		-if (!class_exists('ISC_CLASS')) {
	43	+if ( is_admin() ) {
	44	+ new ISC\Admin();
	45	+} elseif ( ! is_admin() && ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) ) {
	46	+ // include frontend functions.
	47	+ new ISC_Public();
	48	+ require_once ISCPATH . 'includes/functions.php';
	49	+}
50	50
51		- class ISC_CLASS {
	51	+// deprecated. Added here for backward compatibility. Will be removed in future versions.
	52	+new ISC_Class();
52	53
53		- /**
54		- * define default meta fields
55		- */
56		- var $_fields = array(
57		- 'image_source' => array(
58		- 'id' => 'isc_image_source',
59		- 'default' => '',
60		- ),
61		- 'image_source_own' => array(
62		- 'id' => 'isc_image_source_own',
63		- 'default' => '',
64		- )
65		- );
66		-
67		- /**
68		- * allowed image file types/extensions
69		- * @since 1.1
70		- */
71		- var $_allowedExtensions = array(
72		- 'jpg', 'png', 'gif'
73		- );
74		-
75		- public function __construct() {
76		-
77		- if (!current_user_can('upload_files'))
78		- return FALSE;
79		-
80		- add_filter('attachment_fields_to_edit', array(&$this, 'add_isc_fields'), 10, 2);
81		- add_filter('attachment_fields_to_save', array(&$this, 'isc_fields_save'), 10, 2);
82		-
83		- add_action('admin_menu', array($this, 'create_menu'));
84		-
85		- add_shortcode('isc_list', array($this, 'list_post_attachments_with_sources_shortcode'));
86		-
87		- add_action('admin_enqueue_scripts', array($this, 'add_admin_scripts'));
88		-
89		- // ajax function; 'add_meta_fields' is the action defined in isc.js as the action to be called via ajax
90		- add_action('wp_ajax_add_meta_fields', array($this, 'add_meta_values_to_attachments'));
91		-
92		- // save image information in meta field when a post is saved
93		- add_action('save_post', array($this, 'save_image_information_on_post_save'));
94		- }
95		-
96		- /**
97		- * create the menu pages for isc
98		- */
99		- public function create_menu() {
100		-
101		- // this page should be accessable by editors and higher
102		- $menuhook = add_submenu_page('upload.php', 'missing image sources by Image Source Control Plugin', __('Missing Sources', ISCTEXTDOMAIN), 'edit_others_posts', ISCPATH . '/templates/missing_sources.php', '');
103		- }
104		-
105		- /**
106		- * add scripts to admin pages
107		- */
108		- public function add_admin_scripts($hook) {
109		- if ('wg-image-source-control/templates/missing_sources.php' != $hook)
110		- return;
111		- wp_enqueue_script('isc_script', plugins_url('/js/isc.js', __FILE__), false, ISCVERSION);
112		- // this is to define ajaxurl to be able to use this in its own js script
113		- // wp_localize_script( 'isc_script', 'IscAjax', array( 'ajaxurl' => admin_url( 'admin-ajax.php' ) ) );
114		- }
115		-
116		- /**
117		- * add custom field to attachment
118		- * @param arr $form_fields
119		- * @param object $post
120		- * @return arr
121		- * @since 1.0
122		- * @updated 1.1
123		- */
124		- public function add_isc_fields($form_fields, $post) {
125		- // add input field for source
126		- $form_fields['isc_image_source']['label'] = __('Image Source', ISCTEXTDOMAIN);
127		- $form_fields['isc_image_source']['value'] = get_post_meta($post->ID, 'isc_image_source', true);
128		- $form_fields['isc_image_source']['helps'] = __('Include the image source here.', ISCTEXTDOMAIN);
129		-
130		- // add checkbox to mark as your own image
131		- $form_fields['isc_image_source_own']['input'] = 'html';
132		- $form_fields['isc_image_source_own']['helps'] = __('Check this box if this is your own image and doesn\'t need a source.', ISCTEXTDOMAIN);
133		- $form_fields['isc_image_source_own']['html'] = "<input type='checkbox' value='1' name='attachments[{$post->ID}][isc_image_source_own]' id='attachments[{$post->ID}][isc_image_source_own]' " . checked(get_post_meta($post->ID, 'isc_image_source_own', true), 1, false ) . "/> "
134		- . __('This is my image', ISCTEXTDOMAIN);
135		-
136		- return $form_fields;
137		- }
138		-
139		- /**
140		- * save image source to post_meta
141		- * @param object $post
142		- * @param $attachment
143		- * @return object $post
144		- */
145		- public function isc_fields_save($post, $attachment) {
146		-
147		- if (isset($attachment['isc_image_source']))
148		- update_post_meta($post['ID'], 'isc_image_source', $attachment['isc_image_source']);
149		-
150		- update_post_meta($post['ID'], 'isc_image_source_own', $attachment['isc_image_source_own']);
151		- return $post;
152		- }
153		-
154		- /**
155		- * create image sources list for all images of this post
156		- * @since 1.0
157		- * @update 1.1
158		- * @param int $post_id id of the current post/page
159		- * @return echo output
160		- */
161		- public function list_post_attachments_with_sources($post_id = 0) {
162		-
163		- if (empty($post_id)) {
164		- global $post;
165		- if (!empty($post->ID)) {
166		- $post_id = $post->ID;
167		- }
168		- }
169		-
170		- if (empty($post_id))
171		- return;
172		-
173		- $attachments = get_post_meta($post_id, 'isc_post_images', true);
174		- // if attachments is an empty string, search for images in it
175		- if ( $attachments == '' ) {
176		- $this->save_image_information_on_load ($post_id, $_content);
177		- $attachments = get_post_meta($post_id, 'isc_post_images', true);
178		- }
179		-
180		- $return = '';
181		- if (!empty($attachments)) :
182		- ob_start();
183		- ?>
184		- <p class="isc_image_list_title"><?php _e('image sources:', ISCTEXTDOMAIN); ?></p>
185		- <ul class="isc_image_list"><?php
186		- $atts = array();
187		- foreach ($attachments as $attachment_id => $attachment_array) {
188		-
189		- $atts[ $attachment_id ]['title'] = get_the_title($attachment_id);
190		- $own = get_post_meta($attachment_id, 'isc_image_source_own', true);
191		- $source = get_post_meta($attachment_id, 'isc_image_source', true);
192		-
193		- if ( $own == '' AND $source == '' ) {
194		- // remove if no information set
195		- unset( $atts[ $attachment_id ] );
196		- continue;
197		- } elseif ( $own != '' ) {
198		- $atts[ $attachment_id ]['source'] = __('by the author', ISCTEXTDOMAIN);
199		- } else {
200		- $atts[ $attachment_id ]['source'] = $source;
201		- }
202		-
203		- }
204		-
205		- foreach ($atts as $atts_id => $atts_array) :
206		- if ( empty( $atts_array['source'] ) ) continue;
207		- ?><li><?php echo $atts_array['title'] . ': ' . $atts_array['source']; ?></li><?php
208		- endforeach;
209		- ?></ul><?php
210		- $return = ob_get_clean();
211		-
212		- endif;
213		-
214		- // don't display anything, if no image sources displayed
215		- if ( count( $atts ) === 0 ) return;
216		-
217		- return $return;
218		- }
219		-
220		- /**
221		- * shortcode function to list all image sources
222		- * @param arr $atts
223		- */
224		- public function list_post_attachments_with_sources_shortcode($atts = array()) {
225		-
226		- extract(shortcode_atts(array(
227		- 'id' => 0,
228		- ), $atts));
229		-
230		- // if $id not set, use the current ID from the post
231		- if (empty($id)) {
232		- global $post;
233		- $id = $post->ID;
234		- }
235		-
236		- if (empty($id))
237		- return;
238		- return $this->list_post_attachments_with_sources($id);
239		- }
240		-
241		- /**
242		- * get all attachments without sources
243		- * the downside of this function: is there is not even an empty metakey field, nothing is going to be retrieved
244		- * @todo fix this in WP 3.5 with compare => 'NOT EXISTS'
245		- */
246		- public function get_attachments_without_sources() {
247		-
248		- $args = array(
249		- 'post_type' => 'attachment',
250		- 'numberposts' => -1,
251		- 'post_status' => null,
252		- 'post_parent' => null,
253		- 'meta_query' => array(
254		- // image source is empty
255		- array(
256		- 'key' => 'isc_image_source',
257		- 'value' => '',
258		- 'compare' => '=',
259		- ),
260		- // and image source is not set
261		- array(
262		- 'key' => 'isc_image_source_own',
263		- 'value' => '1',
264		- 'compare' => '!=',
265		- ),
266		- )
267		- );
268		- $attachments = get_posts($args);
269		- if (!empty($attachments)) {
270		- return $attachments;
271		- }
272		- }
273		-
274		- /**
275		- * add meta values to all attachments
276		- * @todo probably need to fix this when more fields are added along the way
277		- * @todo use compare => 'NOT EXISTS' when WP 3.5 is up to retrieve only values where it is not set
278		- * @todo this currently updates all empty fields; empty in this context is empty string, 0, false or not existing; add check if meta field already existed before
279		- */
280		- public function add_meta_values_to_attachments() {
281		-
282		- // retrieve all attachments
283		- $args = array(
284		- 'post_type' => 'attachment',
285		- 'numberposts' => -1,
286		- 'post_status' => null,
287		- 'post_parent' => null,
288		- );
289		-
290		- $attachments = get_posts($args);
291		- if (empty($attachments))
292		- return;
293		-
294		- $count = 0;
295		- foreach ($attachments as $_attachment) {
296		- $set = 0;
297		- setup_postdata($_attachment);
298		- foreach ($this->_fields as $_field) {
299		- $meta = get_post_meta($_attachment->ID, $_field['id'], true);
300		- if (empty($meta)) {
301		- update_post_meta($_attachment->ID, $_field['id'], $_field['default']);
302		- $set = 1;
303		- }
304		- }
305		- if ($set)
306		- $count++;
307		- }
308		- echo sprintf(__('Added meta fields to %d images.', ISCTEXTDOMAIN), $count);
309		- die();
310		- }
311		-
312		- /**
313		- * show the loading image from wp-admin/images/loading.gif
314		- * @param bool $display should this be displayed directly or hidden? via inline css
315		- */
316		- public function show_loading_image($display = true) {
317		-
318		- $img_path = admin_url("/images/loading.gif");
319		- $file_path = ABSPATH . "wp-admin/images/loading.gif";
320		- if (file_exists($file_path)) {
321		- echo '<span id="isc_loading_img" style="display: none;"><img src="' . $img_path . '" width="16" height="16" alt="loading"/></span>';
322		- }
323		- }
324		-
325		- /**
326		- * this is an entry function to save image information to a post when it is saved
327		- * @since 1.1
328		- * @param type $post_id
329		- */
330		- public function save_image_information_on_post_save($post_id) {
331		-
332		- // return, if save_post is called more than one time
333		- if (did_action('save_post') !== 1)
334		- return;
335		-
336		- if ('attachment' == $_POST['post_type']) {
337		- return;
338		- }
339		-
340		- // check if this is a revision and if so, use parent post id
341		- if ($_id = wp_is_post_revision($post_id))
342		- $post_id = $_id;
343		-
344		- $_content = stripslashes($_REQUEST['content']);
345		- $this->save_image_information($post_id, $_content);
346		-
347		- }
348		-
349		- /**
350		- * save image information for a post when it is viewed and the image source list is enabled
351		- * (this is in case the plugin is new and the current post wasn't saved before)
352		- *
353		- * @since 1.1
354		- */
355		-
356		- public function save_image_information_on_load( ) {
357		-
358		- global $post;
359		- if (empty( $post->ID )) return;
360		-
361		- $post_id = $post->ID;
362		- $_content = $post->post_content;
363		-
364		- $this->save_image_information($post_id, $_content);
365		-
366		- }
367		-
368		- /**
369		- * retrieve images added to a post or page and save all information as a meta value
370		- * @since 1.1
371		- * @todo check for more post types that maybe should not be parsed here
372		- */
373		- public function save_image_information( $post_id, $_content ) {
374		-
375		- $_image_urls = $this->_filter_src_attributes($_content);
376		-
377		- $_imgs = array();
378		-
379		- foreach ($_image_urls as $_image_url) {
380		- // get ID of images by url
381		- $img_id = $this->get_image_by_url($_image_url);
382		- $_imgs[$img_id] = array(
383		- 'src' => $_image_url
384		- );
385		- }
386		-
387		- // add thumbnail information
388		- $thumb_id = get_post_thumbnail_id($post_id);
389		- $_imgs[$thumb_id] = array(
390		- 'src' => wp_get_attachment_url($thumb_id),
391		- 'thumbnail' => true
392		- );
393		-
394		- if (empty($_imgs))
395		- $_imgs = false;
396		- update_post_meta($post_id, 'isc_post_images', $_imgs);
397		- }
398		-
399		- /**
400		- * filter image src attribute from text
401		- * @since 1.1
402		- * @return array with image src uris
403		- */
404		- public function _filter_src_attributes($content = '') {
405		-
406		- $srcs = array();
407		- if (empty($content))
408		- return $srcs;
409		-
410		- // parse HTML with DOM
411		- $dom = new DOMDocument;
412		- $dom->loadHTML($content);
413		- foreach ($dom->getElementsByTagName('img') as $node) {
414		- $srcs[] = $node->getAttribute('src');
415		- }
416		-
417		- return $srcs;
418		- }
419		-
420		- /**
421		- * get image by url accessing the database directly
422		- * @since 1.1
423		- * @param string $url url of the image
424		- * @return id of the image
425		- */
426		- public function get_image_by_url($url = '') {
427		-
428		- if (empty($url))
429		- return 0;
430		- $types = implode('|', $this->_allowedExtensions);
431		- // check for the format 'image-title-300x200.jpg' and remove the image size from it
432		- $newurl = preg_replace("/-(\d+)x(\d+)\.({$types})$/i", '.${3}', $url);
433		- global $wpdb;
434		- $query = $wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE guid = %s", $newurl);
435		- $id = $wpdb->get_var($query);
436		- return $id;
437		- }
438		-
439		- }
440		-
441		- function add_image_source_fields_start() {
442		-
443		- $isc = new ISC_CLASS();
444		- }
445		-
446		- add_action('plugins_loaded', 'add_image_source_fields_start');
447		-
448		- /**
449		- * the next functions are just to have an easier access from outside the class
450		- */
451		- function isc_list($post_id = 0) {
452		-
453		- $isc = new ISC_CLASS();
454		- echo $isc->list_post_attachments_with_sources($post_id);
455		-
456		- }
457		-
	54	+if ( ! class_exists( 'ISC_Pro_Model', false ) && file_exists( ISCPATH . 'pro/isc-pro.php' ) ) {
	55	+ require_once ISCPATH . 'pro/isc-pro.php';
458	56	}
459	57
	58	+new ISC_Block_Options();