← All changes | taboola_widget.php +733 -151 1.0.14 → 3.0.0 View file →

		@@ -1,83 +1,193 @@
1	1	<?php
2	2	/**
3		- * Plugin Name: Taboola
4		- * Plugin URI: https://developers.taboola.com/web-integrations/discuss
5		- * Description: Taboola
6		- * Version: 1.0.14
7		- * Author: Taboola
	3	+ * Plugin Name: Taboola
	4	+ * Plugin URI: https://developers.taboola.com/web-integrations/docs/wordpress-plugin
	5	+ * Description: Taboola
	6	+ * Version: 3.0.0
	7	+ * Author: Taboola
8	8	*/
9	9
10		-define ("XPATH_MARKER","/");
11		-define ("JS_INDICATOR","{JS}");
12		-define ("JS_MARKER","{");
13		-define ("TABOOLA_CONTENT_FORMAT_STRING",'string');
14		-define ("TABOOLA_CONTENT_FORMAT_SCRIPT",'script');
15		-define ("TABOOLA_CONTENT_FORMAT_HTML",'html');
16		-define ("TABOOLA_PLUGIN_VERSION","1.0.14");
	10	+define( 'TABOOLA_PLUGIN_VERSION', '3.0' ); // track every release
	11	+define( 'TABOOLA_MIN_VER', '3.0' ); // bump only when DB changes
	12	+define( 'TABOOLA_DEBUG_MODE', false );
17	13
	14	+define( 'TABOOLA_OPTION_NAME', 'taboola_plugin_version' );
18	15
19		-include_once('widget.php');
20		-require_once('JavaScriptWrapper.php');
	16	+define( 'TABOOLA_XPATH_MARKER', '/' );
	17	+define( 'TABOOLA_JS_INDICATOR', '{JS}' );
	18	+define( 'TABOOLA_JS_MARKER', '{' );
	19	+define( 'TABOOLA_CONTENT_FORMAT_STRING', 'string' );
	20	+define( 'TABOOLA_CONTENT_FORMAT_SCRIPT', 'script' );
	21	+define( 'TABOOLA_CONTENT_FORMAT_HTML', 'html' );
21	22
22		-if (!class_exists('TaboolaWP')) {
23		- class TaboolaWP
24		- {
25		- //save internal data
26		- public $data = array();
27		- public $_is_widget_on_page;
28		- public $_is_head_script_loaded = false;
	23	+include_once 'widget.php';
	24	+require_once 'JavaScriptWrapper.php';
	25	+require_once plugin_dir_path( __FILE__ ) . 'simple_html_dom.php'; // ← NEW
29	26
	27	+if ( ! class_exists( 'TaboolaWP' ) ) {
	28	+class TaboolaWP {
30	29
31		- function __construct()
32		- {
33		- global $wpdb;
	30	+ /* ─────────────────────────── properties ─────────────────────────── */
	31	+ public $data = [];
	32	+ public $_is_widget_on_page;
	33	+ public $_is_head_script_loaded = false;
34	34
35		- //initialize plugin constant
36		- DEFINE('TaboolaWP', true);
	35	+ private $tpl_sw = 'importScripts("https://cdn.taboola.com/webpush/tsw.js");';
	36	+ private $msg_sw_error = <<<SWE
	37	+ <p>The file <code>sw.js</code> in the WP root is not writable.
	38	+ Please change its permissions or paste the code below manually:</p>
	39	+ <pre><code>{{SW}}</code></pre>
	40	+ <p>Also make sure it's reachable at <code>{{DOMAIN}}/sw.js</code></p>
	41	+SWE;
37	42
38		- $this->_is_widget_on_page = false;
39		- $this->_is_head_script_loaded = false;
	43	+ public $plugin_name;
	44	+ public $plugin_directory;
	45	+ public $plugin_url;
	46	+ public $settings;
	47	+ public $tbl_taboola_settings;
40	48
41		- $this->plugin_name = plugin_basename(__FILE__);
42		- $this->plugin_directory = plugin_dir_path(__FILE__);
43		- $this->plugin_url = trailingslashit(WP_PLUGIN_URL . '/' . dirname(plugin_basename(__FILE__)));
44		- $this->settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
	49	+ /* ─────────────────────────── constructor ─────────────────────────── */
	50	+ public function __construct() {
	51	+ global $wpdb;
45	52
46		- $this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings';
	53	+ define( 'TaboolaWP', true );
47	54
48		- //activation function
49		- register_activation_hook($this->plugin_name, array(&$this, 'activate'));
	55	+ $this->_is_widget_on_page = false;
	56	+ $this->_is_head_script_loaded = false;
50	57
51		- // Enable sidebar widgets
52		- if($this->settings != NULL && !empty($this->settings->publisher_id)){
53		- //register Taboola widget
54		- add_action('widgets_init',
55		- function(){
56		- return register_widget("WP_Widget_Taboola");
57		- }
58		- );
59		- }
	58	+ $this->plugin_name = plugin_basename( __FILE__ );
	59	+ $this->plugin_directory = plugin_dir_path( __FILE__ );
	60	+ $this->plugin_url = trailingslashit(
	61	+ WP_PLUGIN_URL . '/' . dirname( plugin_basename( __FILE__ ) )
	62	+ );
	63	+ $this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings';
	64	+ $this->settings = $wpdb->get_row(
	65	+ "SELECT * FROM {$this->tbl_taboola_settings} LIMIT 1"
	66	+ );
60	67
61		- //$this->should_place_tag_outside_of_content = $this->settings->out_of_content_enabled;
	68	+ /* activation / upgrade */
	69	+ register_activation_hook( $this->plugin_name, [ $this, 'update_db' ] );
	70	+ add_action( 'admin_init', [ $this, 'update_db' ] );
62	71
63		- if (is_admin()) {
64		- //add menu for plugin
65		- add_action( 'admin_menu', array(&$this, 'admin_generate_menu') );
66		- add_filter('plugin_action_links', array(&$this, 'plugin_action_links'), 10, 2 );
67		- } else {
68		- if($this->settings != NULL){
69		- add_action('wp_head', array(&$this, 'taboola_header_loader_inject'));
70		- add_action('wp_footer', array(&$this, 'taboola_footer_loader_js'));
71		- add_filter('the_content', array(&$this, 'load_taboola_content'));
72		- }
73		- }
	72	+ /* widgets */
	73	+ if ( $this->settings && ! empty( $this->settings->publisher_id ) ) {
	74	+ add_action(
	75	+ 'widgets_init',
	76	+ static fn() => register_widget( 'WP_Widget_Taboola' )
	77	+ );
74	78	}
75	79
	80	+ /* admin vs front-end hooks */
	81	+ if ( is_admin() ) {
	82	+ add_action( 'admin_menu', [ $this, 'admin_generate_menu' ] );
	83	+ add_filter( 'plugin_action_links',
	84	+ [ $this, 'plugin_action_links' ], 10, 2 );
	85	+ } elseif ( $this->settings ) {
	86	+ /* loader & flush */
	87	+ add_action( 'wp_head', [ $this, 'taboola_header_loader_inject' ] );
	88	+ add_action( 'wp_footer', [ $this, 'taboola_footer_loader_js' ] );
76	89
	90	+ /* content widgets */
	91	+ add_filter( 'the_content', [ $this, 'load_taboola_content' ] );
	92	+ add_filter( 'the_content', [ $this, 'load_taboola_content_mid' ] );
77	93
	94	+ /* full-page buffer – home & category */
	95	+ add_action( 'template_redirect', [ $this, 'tb_home_buffer_start' ], 0 );
	96	+ add_action( 'shutdown', [ $this, 'tb_home_buffer_flush' ], PHP_INT_MAX );
78	97
79		- function plugin_action_links($links, $file) {
	98	+ add_action( 'template_redirect', [ $this, 'tb_cat_buffer_start' ], 0 );
	99	+ add_action( 'shutdown', [ $this, 'tb_cat_buffer_flush' ], PHP_INT_MAX );
	100	+ }
	101	+ } // __construct
	102	+
	103	+
	104	+/* ======================================================================
	105	+ CATEGORY ▸ should we show the widget?
	106	+ ====================================================================== */
	107	+private function should_show_content_widget_category(): bool {
	108	+ return (
	109	+ trim( $this->settings->publisher_id ) !== '' &&
	110	+ ( is_category() || is_archive() || is_search() ) &&
	111	+ $this->settings->category_enabled &&
	112	+ trim( $this->settings->category_widget_id ) !== ''
	113	+ );
	114	+}
	115	+
	116	+/* ----------------------------------------------------------------------
	117	+ HOMEPAGE ▸ full-page buffer
	118	+ -------------------------------------------------------------------- */
	119	+public function tb_home_buffer_start() {
	120	+ if ( $this->should_show_content_widget_home() ) {
	121	+ ob_start( [ $this, 'tb_home_buffer_inject' ] );
	122	+ }
	123	+}
	124	+public function tb_home_buffer_inject( $html ) {
	125	+ return $this->load_taboola_content_home( $html );
	126	+}
	127	+
	128	+/* ----------------------------------------------------------------------
	129	+ CATEGORY ▸ buffer hooks
	130	+ -------------------------------------------------------------------- */
	131	+public function tb_cat_buffer_start() {
	132	+ if ( $this->should_show_content_widget_category() ) {
	133	+ ob_start( [ $this, 'tb_cat_buffer_inject' ] );
	134	+ }
	135	+}
	136	+public function tb_cat_buffer_inject( $html ) {
	137	+ return $this->load_taboola_content_category( $html );
	138	+}
	139	+public function tb_cat_buffer_flush() {
	140	+ if ( ob_get_length() ) {
	141	+ echo ob_get_clean();
	142	+ }
	143	+}
	144	+
	145	+/* ----------------------------------------------------------------------
	146	+ CATEGORY ▸ choose where to inject
	147	+ -------------------------------------------------------------------- */
	148	+private function embed_taboola_content_location_category(
	149	+ string $html,
	150	+ array $taboola_content,
	151	+ string $selector ) : string {
	152	+
	153	+ $formatted = $this->format_taboola_content_category( $taboola_content );
	154	+
	155	+ /* A. no selector → bottom of page */
	156	+ if ( $selector === '' ) {
	157	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	158	+ }
	159	+
	160	+ /* B. selector given → try server-side injection */
	161	+ $doc = str_get_html( $html );
	162	+ if ( ! $doc ) {
	163	+ // parser failed → graceful fallback
	164	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	165	+ }
	166	+
	167	+ $occurrence = max( 0, $this->settings->category_location_string_occurrence - 1 );
	168	+ $target = $doc->find( $selector, $occurrence );
	169	+
	170	+ if ( $target ) { // selector found
	171	+ $target->outertext .= $formatted;
	172	+ return (string) $doc; // done – no duplicate
	173	+ }
	174	+
	175	+ /* C. selector not found → bottom of page */
	176	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	177	+}
	178	+
	179	+/* ------------------------------------------------------------------ */
	180	+public function tb_home_buffer_flush() {
	181	+ if ( ob_get_length() ) {
	182	+ echo ob_get_clean();
	183	+ }
	184	+}
	185	+
	186	+
	187	+
	188	+
	189	+function plugin_action_links($links, $file) {
80	190	static $this_plugin;
81	191
82	192	if (!$this_plugin) {
83	193	$this_plugin = plugin_basename(__FILE__);
		@@ -95,8 +205,27 @@
95	205	$retVal = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != '');
96	206	return $retVal;
97	207	}
98	208
	209	+ private function should_show_content_widget_mid(){
	210	+ // PC - only if v2 was installed:
	211	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	212	+ return false;
	213	+ $retVal1 = ((trim($this->settings->publisher_id) != '') && is_single() && !empty($this->settings->mid_enabled));
	214	+ return $retVal1;
	215	+ }
	216	+
	217	+ private function should_show_content_widget_home(){
	218	+ // PC - only if v2 was installed:
	219	+
	220	+ //error_log( print_r( $this->settings, true ) ); // TEMP line
	221	+
	222	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	223	+ return false;
	224	+ $retVal2 = ((trim($this->settings->publisher_id) != '') && (is_front_page() || is_home()) && $this->settings->home_enabled && trim($this->settings->home_widget_id) != '');
	225	+ return $retVal2;
	226	+ }
	227	+
99	228	private function should_show_sidebar_widget(){
100	229	$retVal = ((trim($this->settings->publisher_id) != '') && is_active_widget( false, false, TABOOLA_WIDGET_BASE_ID, true ));
101	230	return $retVal;
102	231	}
		@@ -102,16 +231,15 @@
102	231	}
103	232
104	233	// Determine if a taboola widget should be added somewhere on the current page (content or sidebar)
105	234	function is_widget_on_page(){
106		- return $this->should_show_content_widget() || $this->should_show_sidebar_widget();
	235	+ return $this->should_show_content_widget() || $this->should_show_content_widget_mid() || $this->should_show_content_widget_home() || $this->should_show_sidebar_widget() || $this->should_show_content_widget_category() ;
107	236	}
108	237
109	238	function get_page_type(){
110		-
111	239	$page_type='article';
112	240	if (is_front_page()){
113		- $page_type='home';
	241	+ $page_type='home';
114	242	}else if (is_category() || is_archive() || is_search()){
115	243	$page_type='category';
116	244	}
117	245	return $page_type;
		@@ -122,21 +250,23 @@
122	250	$head_string = "";
123	251
124	252	// Only adding the loader if a widget is going to be placed on the page.
125	253	if ($this->is_widget_on_page()){
126		-
	254	+ // PC - since these params will be inserted in 'loaderInjectionScript.js' via search and replace,
	255	+ // double brackets are used to ensure that each key is a unique string.
127	256	$stringParams = array(
128	257	'{{PUBLISHER_ID}}' => $this->settings->publisher_id,
129	258	'{{PAGE_TYPE}}' => $this->get_page_type(),
130	259	'{{WORDPRESS_VERSION}}' => get_bloginfo('version'),
	260	+ '{{PHP_VERSION}}' => phpversion(),
131	261	'{{PLUGIN_VERSION}}' => TABOOLA_PLUGIN_VERSION,
132		- '{{LOCATION}}' => $this->settings->location_string
	262	+ '{{LOC_MID}}' => $this->settings->mid_location_string,
	263	+ '{{LOC_HOME}}' => $this->settings->home_location_string
133	264	);
134	265
135	266	$scriptWrapper = new JavaScriptWrapper("loaderInjectionScript.js",$stringParams);
136		- $head_string = $scriptWrapper->getScripMarkupString();
	267	+ $head_string = $scriptWrapper->getScriptMarkupString();
137	268	}
138		-
139	269	return $head_string;
140	270	}
141	271
142	272
		@@ -141,54 +271,134 @@
141	271
142	272
143	273	// This function is used for the hook action, injects the header content to the <head> tag.
144	274	function taboola_header_loader_inject(){
145		-
146	275	echo $this->taboola_header_loader_js();
147	276	}
148	277
	278	+ // adding webpush loader
	279	+ function taboola_webpush_loader_js() {
	280	+ if(is_single() || is_home() || is_category() || is_front_page()){
	281	+ $stringParamsWeb = array(
	282	+ '{{PUBLISHER_ID}}' => $this->settings->publisher_id_push
	283	+ );
	284	+ $webpushInjectionScript = new JavaScriptWrapper("webPush.js",$stringParamsWeb);
	285	+ echo $webpushInjectionScript;
	286	+ }
	287	+ }
149	288
150	289	function taboola_footer_loader_js() {
151	290
152	291	// Only adding flush script if a widget is going to be placed on the page.
153		- if ( $this->is_widget_on_page() ){
	292	+ if ($this->is_widget_on_page()){
154	293	$flushInjectionScript = new JavaScriptWrapper('flushInjectionScript.js',array());
155		- echo $flushInjectionScript->getScripMarkupString();
	294	+ echo $flushInjectionScript->getScriptMarkupString();
156	295	}
157	296	}
158	297
	298	+ // Below-article widget
159	299	function load_taboola_content($content)
160	300	{
161	301	$taboola_content = array();
162	302	if ($this->should_show_content_widget()){
163	303
164		- $firstWidgetParams = array('{{WIDGET_ID}}' => $this->settings->first_bc_widget_id,
165		- '{{CONTAINER}}' => 'taboola-below-article',
166		- '{{PLACEMENT}}' => 'below-article');
	304	+ $firstWidgetParams = array(
	305	+ '{{WIDGET_ID}}' => $this->settings->first_bc_widget_id,
	306	+ '{{CONTAINER}}' => 'taboola-below-article-thumbnails',
	307	+ // PC - If v2 was not installed, then use v1 logic
	308	+ '{{PLACEMENT}}' => (!empty($this->settings->first_bc_placement)) ? $this->settings->first_bc_placement : 'below-article' // In case v1 upgrade has not run yet
	309	+ );
167	310
168	311	$firstWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$firstWidgetParams);
169		- $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article'></div>";
	312	+ $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article-thumbnails'></div>";
170	313	$taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $firstWidgetScript;
171	314
172		- // Adding the 2nd widget if needed
173		- if($this->settings->second_bc_enabled && trim($this->settings->second_bc_widget_id) != ''){
	315	+ $content = $this->embed_taboola_content_location($content,$taboola_content);
	316	+ }
174	317
175		- $secondWidgetParams = array('{{WIDGET_ID}}' => $this->settings->second_bc_widget_id,
176		- '{{CONTAINER}}' => 'taboola-below-article-second',
177		- '{{PLACEMENT}}' => 'below-article-2nd');
178		- $secondWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$secondWidgetParams);
	318	+ return $content;
	319	+ }
179	320
180		- $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article-second'></div>";
181		- $taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $secondWidgetScript;
	321	+ // Mid-article-widget
	322	+ function load_taboola_content_mid($content) {
	323	+ if ($this->should_show_content_widget_mid()){
	324	+ $mid_widgets = json_decode($this->settings->mid_widgets ?? '[]');
	325	+
	326	+ if (is_array($mid_widgets) && !empty($mid_widgets)) {
	327	+ foreach ($mid_widgets as $index => $widget) {
	328	+ $container_id = 'taboola-mid-article-thumbnails-' . $index;
	329	+
	330	+ $widgetParams = array(
	331	+ '{{WIDGET_ID}}' => $widget->widget_id,
	332	+ '{{CONTAINER}}' => $container_id,
	333	+ '{{PLACEMENT}}' => $widget->placement
	334	+ );
	335	+
	336	+ $widgetScript = new JavaScriptWrapper("widgetInjectionScript.js", $widgetParams);
	337	+ $taboola_content_mid = array(
	338	+ TABOOLA_CONTENT_FORMAT_HTML => array("<div id='{$container_id}'></div>"),
	339	+ TABOOLA_CONTENT_FORMAT_SCRIPT => array($widgetScript),
	340	+ );
	341	+
	342	+ $content = $this->embed_taboola_content_location_mid(
	343	+ $content,
	344	+ $taboola_content_mid,
	345	+ $widget->location_string,
	346	+ $widget->occurrence
	347	+ );
	348	+ }
182	349	}
	350	+ }
	351	+ return $content;
	352	+ }
183	353
184		- $content = $this->embed_taboola_content_location($content,$taboola_content,trim($this->settings->location_string));
185		- }
	354	+ // Homepage widget
	355	+ function load_taboola_content_home($content)
	356	+ {
	357	+ //error_log( 'TB-DEBUG ② entered load_taboola_content_home' );
	358	+ $taboola_content_home = array();
	359	+ if ($this->should_show_content_widget_home()){
186	360
	361	+ $homeWidgetParams = array('{{WIDGET_ID}}' => $this->settings->home_widget_id,
	362	+ '{{CONTAINER}}' => 'taboola-homepage-thumbnails',
	363	+ '{{PLACEMENT}}' => $this->settings->home_placement);
	364	+
	365	+ $homeWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$homeWidgetParams);
	366	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-homepage-thumbnails'></div>";
	367	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $homeWidgetScript;
	368	+
	369	+ $content = $this->embed_taboola_content_location_home($content,$taboola_content_home,trim($this->settings->home_location_string));
	370	+ }
187	371	return $content;
	372	+
188	373	}
	374	+ /* ------------------------------------------------------------------
	375	+ * CATEGORY ▸ build widget & inject
	376	+ * ------------------------------------------------------------------*/
	377	+public function load_taboola_content_category( $content ) {
189	378
	379	+ // 1) Build the DIV that Taboola will fill
	380	+ $taboola[TABOOLA_CONTENT_FORMAT_HTML][] =
	381	+ "<div id='taboola-category-thumbnails'></div>";
190	382
	383	+ // 2) Build the JS that loads the feed (reuse the wrapper)
	384	+ $taboola[TABOOLA_CONTENT_FORMAT_SCRIPT][] =
	385	+ new JavaScriptWrapper( 'widgetInjectionScript.js', [
	386	+ '{{WIDGET_ID}}' => $this->settings->category_widget_id,
	387	+ '{{CONTAINER}}' => 'taboola-category-thumbnails',
	388	+ '{{PLACEMENT}}' => $this->settings->category_placement,
	389	+ ]);
	390	+
	391	+ // 3) Decide where to insert (selector or end of <body>)
	392	+ return $this->embed_taboola_content_location_category(
	393	+ $content,
	394	+ $taboola,
	395	+ trim( $this->settings->category_location_string )
	396	+ );
	397	+}
	398	+
	399	+ // Below-article widget
	400	+
191	401	// Extract the taboola content in the required format:
192	402	// String - for injecting on the servr side
193	403	// Script or HTML - for injecting on the client side
194	404	function format_taboola_content($taboola_content,$format){
		@@ -210,26 +420,105 @@
210	420	return $ret_val;
211	421	}
212	422
213	423
214		- // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
215		- function embed_taboola_content_location($content, $taboola_content, $location){
	424	+ // Mid-article widget
	425	+ function format_taboola_content_mid($taboola_content_mid,$format){
	426	+ $ret_val = null;
	427	+
	428	+ switch($format){
	429	+ case TABOOLA_CONTENT_FORMAT_STRING:
	430	+ $result_string = join("",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML]).
	431	+ "<script type='text/javascript'>".join("\n",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	432	+ $ret_val = $result_string;
	433	+ break;
	434	+
	435	+ // script or html
	436	+ default:
	437	+ $ret_val = str_replace("\n","",join("",$taboola_content_mid[$format]));
	438	+ break;
	439	+ }
	440	+
	441	+ return $ret_val;
	442	+ }
	443	+
	444	+
	445	+ // Homepage widget
	446	+ function format_taboola_content_home($taboola_content_home,$format){
	447	+
	448	+ $ret_val = null;
	449	+
	450	+ switch($format){
	451	+ case TABOOLA_CONTENT_FORMAT_STRING:
	452	+ $result_string = join("",$taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML]).
	453	+ "<script type='text/javascript'>".join("\n",$taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	454	+ $ret_val = $result_string;
	455	+ break;
	456	+
	457	+ // script or html
	458	+ default:
	459	+ $ret_val = str_replace("\n","",join("",$taboola_content_home[$format]));
	460	+ break;
	461	+ }
	462	+
	463	+ return $ret_val;
	464	+
	465	+ }
	466	+
	467	+
	468	+ // ► CATEGORY formatter ◄
	469	+private function format_taboola_content_category( $arr ) {
	470	+ return implode( "\n", [
	471	+ implode( "\n", $arr[TABOOLA_CONTENT_FORMAT_HTML] ?? [] ),
	472	+ '<script type="text/javascript">' .
	473	+ implode( "\n", $arr[TABOOLA_CONTENT_FORMAT_SCRIPT] ?? [] ) .
	474	+ '</script>',
	475	+ ]);
	476	+}
	477	+ // Below-article widget
	478	+ // Do the actual logic of choosing where to place the taboola content.
	479	+ function embed_taboola_content_location($content, $taboola_content){
216	480	$do_default = true;
217	481
	482	+ // tag is placed outside of content in order to allow "read more" functionality.
	483	+ if ($this->settings->out_of_content_enabled){
	484	+
	485	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	486	+ "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
	487	+ "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
	488	+ );
	489	+ $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');");
	490	+ $content = $content."<span id='tbmarker'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	491	+ $do_default = false;
	492	+ }
	493	+
	494	+ // Default for below-article widget - add to the end of the content
	495	+ if ($do_default){
	496	+ $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
	497	+ }
	498	+
	499	+ return $content;
	500	+ }
	501	+
	502	+ // Mid-article widget
	503	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	504	+ function embed_taboola_content_location_mid($content, $taboola_content_mid, $location, $occurrence = 1){
	505	+ $do_default = true;
	506	+
218	507	if (isset($location) && $location != ''){
219	508	$first_char = substr($location,0,1);
220	509
221	510	// DIV/XPATH provided for JS handling
222		- if ($first_char == JS_MARKER){
223		- $full_indicator = substr($location,0,strlen(JS_INDICATOR));
	511	+ if ($first_char == TABOOLA_JS_MARKER){
	512	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
224	513
225		- if ($full_indicator == JS_INDICATOR){
	514	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
226	515
227		- $xpath = substr($location,strlen(JS_INDICATOR));
228		- $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
229		- "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
230		- "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
231		- );
	516	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	517	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	518	+ "{{HTML}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_HTML),
	519	+ "{{SCRIPT}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_SCRIPT))
	520	+ );
232	521	$scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
233	522	$content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
234	523
235	524	$do_default = false;
		@@ -234,51 +523,100 @@
234	523
235	524	$do_default = false;
236	525	}
237	526
238		- // server side selector provided (see simple_html_dom selectors https://simplehtmldom.sourceforge.net/manual.htm)
	527	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
239	528	// basically it's CSS selectors like in jQuery
240	529	} else{
241		-
242	530	require_once('simple_html_dom.php');
243	531
244	532	$html_doc = str_get_html($content);
245		- $target_location = $html_doc->find($location,0);
	533	+ $target_location = $html_doc->find($location, ($occurrence) - 1);
246	534
247	535	// if the location was found within the html content
248	536	if (isset($target_location) && is_object($target_location)){
249	537
250	538	// adding taboola content AFTER the target location
251		- $target_location->outertext = $target_location->outertext.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
	539	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING);
252	540	$content = $html_doc;
253	541	$do_default = false;
254	542	}
255	543	}
	544	+ }
256	545
257		- // tag is placed outside of content in order to allow "read more" functionality.
258		- }elseif ($this->settings->out_of_content_enabled){
	546	+ return $content;
	547	+ }
259	548
260		- $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
261		- "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
262		- "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
263		- );
264		- $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');");
265		- $content = $content."<span id='tbmarker'></span><script type='text/javascript'>".$scriptWrapper."</script>";
266		- $do_default = false;
267		- }
	549	+ // Homepage widget
	550	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	551	+ function embed_taboola_content_location_home($content, $taboola_content_home, $location){
268	552
269		- // Default - add to the end of the content
270		- if ($do_default){
271		- $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
272		- }
273	553
274		- return $content;
	554	+ // error_log( 'TB-DEBUG ③ raw selector string: [' . $location . ']' );
	555	+
	556	+ // load parser
	557	+ //require_once plugin_dir_path( __FILE__ ) . 'simple_html_dom.php';
	558	+ // $html_doc = str_get_html( $content );
	559	+
	560	+ // occurrence: settings is 1-based, find() wants 0-based
	561	+ // $occurrence = max( 1, intval( $this->settings->home_location_string_occurrence ) );
	562	+ // $node = $html_doc->find( $location, $occurrence - 1 );
	563	+ // $found = is_object( $node ) ? 1 : 0;
	564	+
	565	+ // error_log( "TB-DEBUG ③ found {$found} matching node(s) for selector [{$location}]" );
	566	+ // ────────────────────────────
	567	+ $do_default = true;
	568	+
	569	+ if (isset($location) && $location != ''){
	570	+ $first_char = substr($location,0,1);
	571	+
	572	+ // DIV/XPATH provided for JS handling
	573	+ if ($first_char == TABOOLA_JS_MARKER){
	574	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
	575	+
	576	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
	577	+
	578	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	579	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	580	+ "{{HTML}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_HTML),
	581	+ "{{SCRIPT}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_SCRIPT))
	582	+ );
	583	+ $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
	584	+ $content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	585	+
	586	+ $do_default = false;
	587	+ }
	588	+
	589	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
	590	+ // basically it's CSS selectors like in jQuery
	591	+ } else{
	592	+ require_once('simple_html_dom.php');
	593	+
	594	+ $html_doc = str_get_html($content);
	595	+ $target_location = $html_doc->find($location,($this->settings->home_location_string_occurrence)-1);
	596	+
	597	+ // if the location was found within the html content
	598	+ if (isset($target_location) && is_object($target_location)){
	599	+
	600	+ // adding taboola content AFTER the target location
	601	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	602	+ $content = $html_doc;
	603	+ $do_default = false;
	604	+ }
	605	+ }
	606	+ }
	607	+ // Default for below-article widget - add to the end of the content
	608	+ if ($do_default){
	609	+ $content = $content.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	610	+ }
	611	+ return $content;
	612	+
	613	+
275	614	}
276	615
277		-
278	616	function admin_generate_menu(){
279	617	global $current_user;
280		- add_menu_page('Taboola', 'Taboola', 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110);
	618	+ add_menu_page(__('Taboola','taboola_widget'), __('Taboola','taboola_widget'), 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110);
281	619	}
282	620
283	621	function admin_taboola_settings(){
284	622	global $wpdb;
		@@ -285,81 +623,278 @@
285	623	$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
286	624	$taboola_errors = array();
287	625	if($_SERVER['REQUEST_METHOD'] == 'POST'){
288	626
289		- if(trim($_POST['publisher_id']) == ''){
290		- $taboola_errors[] = "Please add a 'Publisher ID' in order to apply changes to your widgets";
	627	+ if(trim(strip_tags($_POST['publisher_id'])) == ''){
	628	+ $taboola_errors[] = "Publisher ID";
291	629	}
292		- if((isset($_POST['first_bc_enabled']) && trim($_POST['first_bc_widget_id']) == '') ||
293		- (isset($_POST['second_bc_enabled']) && trim($_POST['second_bc_widget_id']) == '')
294		- ){
295		- $taboola_errors[] = "Please add a 'Widget ID' in order to apply changes to your widgets";
	630	+
	631	+ if(isset($_POST['web_push_enabled'])) {
	632	+ if (trim(strip_tags($_POST['publisher_id_push'])) == '') {
	633	+ $taboola_errors[] = "Publisher Push ID";
	634	+ }
296	635	}
297		- if (trim($_POST['location_string']) != '' && !$this->is_location_string_valid($_POST['location_string'])){
298		- $taboola_errors[] = "Location string not valid, please contact your Taboola account manager to get a valid location string";
	636	+
	637	+ if(isset($_POST['first_bc_enabled'])) {
	638	+ if (trim(strip_tags($_POST['first_bc_widget_id'])) == '') {
	639	+ $taboola_errors[] = "Below-article > Widget ID";
	640	+ }
	641	+ if (trim(strip_tags($_POST['first_bc_placement'])) == '') {
	642	+ $taboola_errors[] = "Below-article > Placement Name";
	643	+ }
299	644	}
	645	+
	646	+ if(isset($_POST['mid_enabled'])) {
	647	+ if(isset($_POST['mid_widget_id']) && is_array($_POST['mid_widget_id'])) {
	648	+ foreach ($_POST['mid_widget_id'] as $index => $widget_id) {
	649	+ if(trim($widget_id) == '') {
	650	+ $taboola_errors[] = "Mid-article Widget #".($index + 1)." > Widget ID";
	651	+ }
	652	+ if(trim($_POST['mid_placement'][$index]) == '') {
	653	+ $taboola_errors[] = "Mid-article Widget #".($index + 1)." > Placement Name";
	654	+ }
	655	+ }
	656	+ }
	657	+ }
	658	+
	659	+ if(isset($_POST['home_enabled'])) {
	660	+ if (trim(strip_tags($_POST['home_widget_id'])) == '') {
	661	+ $taboola_errors[] = "Homepage > Widget ID";
	662	+ }
	663	+ if (trim(strip_tags($_POST['home_placement'])) == '') {
	664	+ $taboola_errors[] = "Homepage > Placement Name";
	665	+ }
	666	+
	667	+ if (trim(strip_tags($_POST['home_location_string'])) == '') {
	668	+ $taboola_errors[] = "Homepage > CSS selector";
	669	+ }
	670	+ else {
	671	+ if (!empty($_POST['home_location_string']) && !$this->is_home_location_string_occurrence_valid($_POST['home_location_string_occurrence'])) {
	672	+ $taboola_errors[] = "Homepage > Occurance (must be >= 1)";
	673	+ }
	674	+ }
	675	+ }
	676	+ if ( isset($_POST['category_enabled']) ) {
	677	+ if ( trim(strip_tags($_POST['category_widget_id'])) == '' )
	678	+ $taboola_errors[] = "Category > Widget ID";
	679	+ if ( trim(strip_tags($_POST['category_placement'])) == '' )
	680	+ $taboola_errors[] = "Category > Placement Name";
	681	+ }
	682	+
300	683	if(count($taboola_errors) == 0){
	684	+
	685	+ $mid_widgets_data = array();
	686	+ if (isset($_POST['mid_widget_id']) && is_array($_POST['mid_widget_id'])) {
	687	+ foreach ($_POST['mid_widget_id'] as $index => $widget_id) {
	688	+ if (!empty(trim($widget_id))) {
	689	+
	690	+ $location_string = 'p';
	691	+ if (isset($_POST['mid_paragraph_ui_mode'][$index]) && $_POST['mid_paragraph_ui_mode'][$index] === 'Other') {
	692	+ if (isset($_POST['mid_location_string'][$index])) {
	693	+ $location_string = sanitize_text_field($_POST['mid_location_string'][$index]);
	694	+ }
	695	+ }
301	696
	697	+ $mid_widgets_data[] = array(
	698	+ 'widget_id' => sanitize_text_field($widget_id),
	699	+ 'placement' => sanitize_text_field($_POST['mid_placement'][$index]),
	700	+ 'location_string' => $location_string,
	701	+ 'occurrence' => intval($_POST['mid_location_string_occurrence'][$index]),
	702	+ );
	703	+ }
	704	+ }
	705	+ }
	706	+ $mid_widgets_json = json_encode($mid_widgets_data);
	707	+
302	708	$data = array(
303	709	"publisher_id" => trim($_POST['publisher_id']),
	710	+
	711	+ "web_push_enabled" => isset($_POST['web_push_enabled']) ? true : false,
	712	+ "publisher_id_push" => !empty($_POST['publisher_id_push']) ? trim($_POST['publisher_id_push']) : '',
	713	+
304	714	"first_bc_enabled" => isset($_POST['first_bc_enabled']) ? true : false,
305		- "first_bc_widget_id" => trim($_POST['first_bc_widget_id']),
306		- "second_bc_enabled" => isset($_POST['second_bc_enabled']) ? true : false,
307		- "second_bc_widget_id" => trim($_POST['second_bc_widget_id']),
308		- "location_string" => trim($_POST['location_string']),
309		- "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false
	715	+ "first_bc_widget_id" => !empty($_POST['first_bc_widget_id']) ? trim($_POST['first_bc_widget_id']) : '',
	716	+ "first_bc_placement" => !empty($_POST['first_bc_placement']) ? trim($_POST['first_bc_placement']) : '',
	717	+
	718	+ "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false,
	719	+
	720	+ "mid_enabled" => isset($_POST['mid_enabled']) ? true : false,
	721	+ "mid_widgets" => $mid_widgets_json,
	722	+
	723	+ "home_enabled" => isset($_POST['home_enabled']) ? true : false,
	724	+ "home_widget_id" => !empty($_POST['home_widget_id']) ? trim($_POST['home_widget_id']) : '',
	725	+ "home_placement" => !empty($_POST['home_placement']) ? trim($_POST['home_placement']) : '',
	726	+
	727	+ "home_location_string_occurrence" => !empty($_POST['home_location_string_occurrence']) ? $_POST['home_location_string_occurrence'] : '',
	728	+ "home_location_string" => !empty($_POST['home_location_string']) ? trim($_POST['home_location_string']) : '',
	729	+ "category_enabled" => isset($_POST['category_enabled']) ? true : false,
	730	+ "category_widget_id" => !empty($_POST['category_widget_id']) ? trim($_POST['category_widget_id']) : '',
	731	+ "category_placement" => !empty($_POST['category_placement']) ? trim($_POST['category_placement']) : '',
	732	+ "category_location_string_occurrence" => !empty($_POST['category_location_string_occurrence']) ? $_POST['category_location_string_occurrence'] : '',
	733	+ "category_location_string" => !empty($_POST['category_location_string']) ? trim($_POST['category_location_string']) : '',
	734	+
310	735	);
311	736
312		- //var_dump($settings);
313		- if($settings == NULL){
314		- $wpdb->insert($this->tbl_taboola_settings, $data, null, null);
315		- } else {
316		- $wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id));
	737	+ $is_valid_nonce = false;
	738	+
	739	+ if (isset( $_POST['my_plugin_nonce']) && wp_verify_nonce( $_POST['my_plugin_nonce'], 'my_plugin_update_field_action' ) ) {
	740	+ $is_valid_nonce = true;
317	741	}
	742	+
	743	+ if ($is_valid_nonce) {
	744	+ if($settings == NULL){
	745	+ $wpdb->insert($this->tbl_taboola_settings, $data);
	746	+ } else {
	747	+ $wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id));
	748	+ }
	749	+ }
318	750	}
319	751	$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
320	752	}
	753	+ include_once('settings.php');
	754	+ }
	755	+
	756	+ function is_mid_location_string_valid($mid_location_string){
	757	+ // TODO:: validate the location string
	758	+ return true;
	759	+ }
321	760
	761	+ function is_mid_location_string_occurrence_valid($mid_location_string_occurrence){
322	762
323		- include_once('settings.php');
	763	+ if ((int)$mid_location_string_occurrence >= 1) {
	764	+ return true;
	765	+ }
	766	+ return false;
324	767	}
325	768
326		- function is_location_string_valid($location_string){
	769	+ function is_home_location_string_valid($home_location_string){
327	770	// TODO:: validate the location string
328	771	return true;
329	772	}
330		- function activate(){
	773	+
	774	+ function is_home_location_string_occurrence_valid($home_location_string_occurrence){
	775	+
	776	+ if ((int)$home_location_string_occurrence >= 1) {
	777	+ return true;
	778	+ }
	779	+ return false;
	780	+ }
	781	+
	782	+ function columnExists($column_name) {
331	783	global $wpdb;
	784	+ $table_name = $wpdb->prefix . "_taboola_settings";
	785	+ tb_write_log("table name : " . $table_name);
	786	+ tb_write_log("column name : " . $column_name);
332	787
333		- require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
	788	+ $column_exists = $wpdb->get_var("SHOW COLUMNS FROM $table_name LIKE '$column_name'") !== null;
334	789
335		- $settings_table = $this->tbl_taboola_settings;
	790	+ if ($column_exists) {
	791	+ tb_write_log("Yes - column " . $column_name . " DOES exist!"); //PC
	792	+ return true;
	793	+ } else {
	794	+ tb_write_log("No - column " . $column_name . " does NOT exist!"); //PC
	795	+ return false;
	796	+ }
	797	+ }
336	798
337		- //check mysql version
338		- if (function_exists('mysql_get_server_info') && version_compare(mysql_get_server_info(), '4.1.0', '>=')) {
339		- if (!empty($wpdb->charset))
340		- $charset_collate = "DEFAULT CHARACTER SET $wpdb->charset";
341		- if (!empty($wpdb->collate))
342		- $charset_collate .= " COLLATE $wpdb->collate";
	799	+ function is_upgrade_from_v1() {
	800	+
	801	+ if($this->columnExists("first_bc_widget_id") && !$this->columnExists("first_bc_placement")){
	802	+ tb_write_log("This IS a v1 upgrade!"); //PC
	803	+ return true;
	804	+ }
	805	+ else {
	806	+ tb_write_log("This is NOT a v1 upgrade!"); //PC
	807	+ return false;
343	808	}
	809	+ }
344	810
345		- //settings table structure
	811	+ function is_db_updated_for_min_ver($min_ver) {
	812	+ global $wpdb;
	813	+ $table_name = $wpdb->prefix . "_taboola_settings";
	814	+
	815	+ if($wpdb->get_var("SHOW TABLES LIKE '$table_name'") != $table_name) {
	816	+ tb_write_log("Table NOT FOUND");
	817	+ return false;
	818	+ }
	819	+ else {
	820	+ tb_write_log("Table EXISTS");
	821	+ }
	822	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	823	+
	824	+ $db_is_up_to_date = version_compare($saved_version, $min_ver, '>=');
	825	+ return $db_is_up_to_date;
	826	+
	827	+ }
	828	+
	829	+ function is_db_updated_for_current_ver() {
	830	+ global $wpdb;
	831	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	832	+ $plugin_version = $this->get_loaded_plugin_version();
	833	+ $db_is_up_to_date = version_compare($saved_version, $plugin_version, '>=');
	834	+ return $db_is_up_to_date;
	835	+ }
	836	+
	837	+ function get_loaded_plugin_version() {
	838	+ $plugin_data = get_plugin_data( __FILE__ );
	839	+ $loaded_plugin_version = $plugin_data['Version'];
	840	+ return $loaded_plugin_version;
	841	+ }
	842	+
	843	+ function save_taboola_version($min_ver) {
	844	+ tb_write_log("SAVING NEW MIN VERSION: " . $min_ver); // PC
	845	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '');
	846	+ if ($saved_version == '') {
	847	+ add_option(TABOOLA_OPTION_NAME, $min_ver);
	848	+ }
	849	+ else {
	850	+ update_option(TABOOLA_OPTION_NAME, $min_ver);
	851	+ }
	852	+ }
	853	+
	854	+ function update_db(){
	855	+ if ($this->is_db_updated_for_min_ver(TABOOLA_MIN_VER)) {
	856	+ return;
	857	+ }
	858	+
	859	+ $this->save_taboola_version(TABOOLA_MIN_VER);
	860	+
	861	+ global $wpdb;
	862	+ require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
	863	+
	864	+ $charset_collate = '';
	865	+ if ( ! empty( $wpdb->charset ) ) {
	866	+ $charset_collate = "DEFAULT CHARACTER SET {$wpdb->charset}";
	867	+ }
	868	+ if ( ! empty( $wpdb->collate ) ) {
	869	+ $charset_collate .= " COLLATE {$wpdb->collate}";
	870	+ }
	871	+
	872	+ $is_upgrade_from_v1 = $this->is_upgrade_from_v1();
346	873	$sql_table_settings = "
347	874	CREATE TABLE `" . $wpdb->prefix . "_taboola_settings` (
348	875	`id` INT NOT NULL AUTO_INCREMENT ,
349	876	`publisher_id` VARCHAR(255) DEFAULT NULL,
	877	+ `web_push_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	878	+ `publisher_id_push` INT(15) DEFAULT NULL,
350	879	`first_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
351	880	`first_bc_widget_id` VARCHAR(255) DEFAULT NULL,
352		- `first_bc_custom_css` TEXT DEFAULT NULL,
353		- `second_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
354		- `second_bc_widget_id` VARCHAR(255) DEFAULT NULL,
355		- `second_bc_custom_css` TEXT DEFAULT NULL,
356		- `location_string` TEXT DEFAULT NULL,
	881	+ `first_bc_placement` VARCHAR(255) DEFAULT " . ($is_upgrade_from_v1 ? "'below-article'" : "NULL") .",
357	882	`out_of_content_enabled` TINYINT(1) NOT NULL DEFAULT TRUE,
	883	+ `mid_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	884	+ `mid_widgets` TEXT DEFAULT NULL,
	885	+ `home_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	886	+ `home_widget_id` VARCHAR(255) DEFAULT NULL,
	887	+ `home_placement` VARCHAR(255) DEFAULT NULL,
	888	+ `home_location_string` TEXT DEFAULT NULL,
	889	+ `home_location_string_occurrence` SMALLINT DEFAULT NULL,
	890	+ `category_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	891	+ `category_widget_id` VARCHAR(255) DEFAULT NULL,
	892	+ `category_placement` VARCHAR(255) DEFAULT NULL,
	893	+ `category_location_string` TEXT DEFAULT NULL,
	894	+ `category_location_string_occurrence` SMALLINT DEFAULT NULL,
358	895	PRIMARY KEY (`id`)
359		- )" . $charset_collate . ";";
360		-
361		- // create/update the table
	896	+ ) $charset_collate;";
362	897	dbDelta($sql_table_settings);
363	898	}
364	899	}
365	900	}
		@@ -366,5 +901,52 @@
366	901
367	902	global $taboolaWP;
368	903	$taboolaWP = new TaboolaWP();
369	904
370		-//
	905	+function tb_write_log($log_msg)
	906	+{
	907	+ if (!TABOOLA_DEBUG_MODE)
	908	+ return;
	909	+
	910	+ $log_filename = "logs";
	911	+ if (!file_exists($log_filename))
	912	+ {
	913	+ mkdir($log_filename, 0777, true);
	914	+ }
	915	+ $log_file_data = $log_filename.'/debug.log';
	916	+
	917	+ $date = date('Y-m-d H:i:s');
	918	+ $log_msg_with_date = $date." : ".$log_msg;
	919	+
	920	+ file_put_contents($log_file_data, $log_msg_with_date . "\n", FILE_APPEND);
	921	+}
	922	+
	923	+function tb_console_log( $data ){
	924	+
	925	+ If(wp_get_environment_type() === 'development') {
	926	+
	927	+ echo '<script>';
	928	+ echo 'console.log('. json_encode( $data ) .')';
	929	+ echo '</script>';
	930	+
	931	+ }
	932	+}
	933	+
	934	+function tb_print_to_page($data) {
	935	+ If(wp_get_environment_type() === 'development') {
	936	+ print_r($data);
	937	+ die;
	938	+ }
	939	+}
	940	+
	941	+function enqueue_taboola_scripts() {
	942	+ wp_register_script(
	943	+ 'taboola-injector',
	944	+ plugins_url('js/js_inject.min.js', __FILE__),
	945	+ array(),
	946	+ null,
	947	+ true
	948	+ );
	949	+
	950	+ wp_enqueue_script('taboola-injector');
	951	+}
	952	+add_action('wp_enqueue_scripts', 'enqueue_taboola_scripts');