← All changes | taboola_widget.php +766 -155 1.0.12 → 3.0.1 View file →

		@@ -1,83 +1,216 @@
1	1	<?php
2	2	/**
3		- * Plugin Name: Taboola
4		- * Plugin URI: https://developers.taboola.com/web-integrations/discuss
5		- * Description: Taboola
6		- * Version: 1.0.12
7		- * Author: Taboola
	3	+ * Plugin Name: Taboola
	4	+ * Plugin URI: https://developers.taboola.com/web-integrations/docs/wordpress-plugin
	5	+ * Description: Taboola
	6	+ * Version: 3.0.1
	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","1.0.12");
	10	+define( 'TABOOLA_PLUGIN_VERSION', '3.0.1' ); // 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;
	52	+ //initialize plugin constant
	53	+ define( 'TaboolaWP', true );
45	54
46		- $this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings';
	55	+ $this->_is_widget_on_page = false;
	56	+ $this->_is_head_script_loaded = false;
47	57
48		- //activation function
49		- register_activation_hook($this->plugin_name, array(&$this, 'activate'));
	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	+ );
50	67
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");
	68	+ /* activation / upgrade */
	69	+ register_activation_hook( $this->plugin_name, [ $this, 'update_db' ] );
	70	+ add_action( 'admin_init', [ $this, 'update_db' ] );
	71	+
	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	+ );
	78	+ }
	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	+ }
	86	+
	87	+
	88	+
	89	+
	90	+ elseif ( $this->settings ) {
	91	+ /* loader & flush */
	92	+ add_action( 'wp_head', [ $this, 'taboola_header_loader_inject' ] );
	93	+ if ( ! empty( $this->settings->publisher_id_push ) ) {
	94	+ add_action( 'wp_head', [ $this, 'taboola_webpush_loader_js' ] );
	95	+
	96	+ $sw = 'sw.js';
	97	+ $sw_path = ABSPATH . $sw;
	98	+
	99	+ $content = file_exists( $sw_path ) ? file_get_contents( $sw_path ) : '';
	100	+
	101	+ if ( strpos( $content, $this->tpl_sw ) === false ) {
	102	+ if ( ! is_writable( ABSPATH ) || ( file_exists( $sw_path ) && ! is_writable( $sw_path ) ) ) {
	103	+ return $this->notice( $this->msg_sw_error );
	104	+ }
	105	+ $content = $this->tpl_sw . PHP_EOL . $content;
	106	+ if ( file_put_contents( $sw_path, $content ) === false ) {
	107	+ return $this->notice( $this->msg_sw_error );
	108	+ }
	109	+ }
57	110	}
58		- );
59		- }
	111	+ add_action( 'wp_footer', [ $this, 'taboola_footer_loader_js' ] );
60	112
61		- $this->should_place_tag_outside_of_content = $this->settings->out_of_content_enabled;
	113	+ /* content widgets */
	114	+ add_filter( 'the_content', [ $this, 'load_taboola_content' ] );
	115	+ add_filter( 'the_content', [ $this, 'load_taboola_content_mid' ] );
62	116
63		- if (is_admin()) {
64		- //add menu for plugin
65		- add_action( 'admin_menu', array(&$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		- }
	117	+ /* full-page buffer – home & category */
	118	+ add_action( 'template_redirect', [ $this, 'tb_home_buffer_start' ], 0 );
	119	+ add_action( 'shutdown', [ $this, 'tb_home_buffer_flush' ], PHP_INT_MAX );
	120	+
	121	+ add_action( 'template_redirect', [ $this, 'tb_cat_buffer_start' ], 0 );
	122	+ add_action( 'shutdown', [ $this, 'tb_cat_buffer_flush' ], PHP_INT_MAX );
74	123	}
	124	+ } // __construct
75	125
76	126
	127	+/* ======================================================================
	128	+ CATEGORY ▸ should we show the widget?
	129	+ ====================================================================== */
	130	+private function should_show_content_widget_category(): bool {
	131	+ return (
	132	+ trim( $this->settings->publisher_id ) !== '' &&
	133	+ ( is_category() || is_archive() || is_search() ) &&
	134	+ $this->settings->category_enabled &&
	135	+ trim( $this->settings->category_widget_id ) !== ''
	136	+ );
	137	+}
77	138
	139	+/* ----------------------------------------------------------------------
	140	+ HOMEPAGE ▸ full-page buffer
	141	+ -------------------------------------------------------------------- */
	142	+public function tb_home_buffer_start() {
	143	+ if ( $this->should_show_content_widget_home() ) {
	144	+ ob_start( [ $this, 'tb_home_buffer_inject' ] );
	145	+ }
	146	+}
	147	+public function tb_home_buffer_inject( $html ) {
	148	+ return $this->load_taboola_content_home( $html );
	149	+}
78	150
79		- function plugin_action_links($links, $file) {
	151	+/* ----------------------------------------------------------------------
	152	+ CATEGORY ▸ buffer hooks
	153	+ -------------------------------------------------------------------- */
	154	+public function tb_cat_buffer_start() {
	155	+ if ( $this->should_show_content_widget_category() ) {
	156	+ ob_start( [ $this, 'tb_cat_buffer_inject' ] );
	157	+ }
	158	+}
	159	+public function tb_cat_buffer_inject( $html ) {
	160	+ return $this->load_taboola_content_category( $html );
	161	+}
	162	+public function tb_cat_buffer_flush() {
	163	+ if ( ob_get_length() ) {
	164	+ echo ob_get_clean();
	165	+ }
	166	+}
	167	+
	168	+/* ----------------------------------------------------------------------
	169	+ CATEGORY ▸ choose where to inject
	170	+ -------------------------------------------------------------------- */
	171	+private function embed_taboola_content_location_category(
	172	+ string $html,
	173	+ array $taboola_content,
	174	+ string $selector ) : string {
	175	+
	176	+ $formatted = $this->format_taboola_content_category( $taboola_content );
	177	+
	178	+ /* A. no selector → bottom of page */
	179	+ if ( $selector === '' ) {
	180	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	181	+ }
	182	+
	183	+ /* B. selector given → try server-side injection */
	184	+ $doc = str_get_html( $html );
	185	+ if ( ! $doc ) {
	186	+ // parser failed → graceful fallback
	187	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	188	+ }
	189	+
	190	+ $occurrence = max( 0, $this->settings->category_location_string_occurrence - 1 );
	191	+ $target = $doc->find( $selector, $occurrence );
	192	+
	193	+ if ( $target ) { // selector found
	194	+ $target->outertext .= $formatted;
	195	+ return (string) $doc; // done – no duplicate
	196	+ }
	197	+
	198	+ /* C. selector not found → bottom of page */
	199	+ return str_ireplace( '</body>', $formatted . '</body>', $html );
	200	+}
	201	+
	202	+/* ------------------------------------------------------------------ */
	203	+public function tb_home_buffer_flush() {
	204	+ if ( ob_get_length() ) {
	205	+ echo ob_get_clean();
	206	+ }
	207	+}
	208	+
	209	+
	210	+
	211	+
	212	+function plugin_action_links($links, $file) {
80	213	static $this_plugin;
81	214
82	215	if (!$this_plugin) {
83	216	$this_plugin = plugin_basename(__FILE__);
		@@ -95,8 +228,27 @@
95	228	$retVal = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != '');
96	229	return $retVal;
97	230	}
98	231
	232	+ private function should_show_content_widget_mid(){
	233	+ // PC - only if v2 was installed:
	234	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	235	+ return false;
	236	+ $retVal1 = ((trim($this->settings->publisher_id) != '') && is_single() && !empty($this->settings->mid_enabled));
	237	+ return $retVal1;
	238	+ }
	239	+
	240	+ private function should_show_content_widget_home(){
	241	+ // PC - only if v2 was installed:
	242	+
	243	+ //error_log( print_r( $this->settings, true ) ); // TEMP line
	244	+
	245	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	246	+ return false;
	247	+ $retVal2 = ((trim($this->settings->publisher_id) != '') && (is_front_page() || is_home()) && $this->settings->home_enabled && trim($this->settings->home_widget_id) != '');
	248	+ return $retVal2;
	249	+ }
	250	+
99	251	private function should_show_sidebar_widget(){
100	252	$retVal = ((trim($this->settings->publisher_id) != '') && is_active_widget( false, false, TABOOLA_WIDGET_BASE_ID, true ));
101	253	return $retVal;
102	254	}
		@@ -102,16 +254,15 @@
102	254	}
103	255
104	256	// Determine if a taboola widget should be added somewhere on the current page (content or sidebar)
105	257	function is_widget_on_page(){
106		- return $this->should_show_content_widget() || $this->should_show_sidebar_widget();
	258	+ 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	259	}
108	260
109	261	function get_page_type(){
110		-
111	262	$page_type='article';
112	263	if (is_front_page()){
113		- $page_type='home';
	264	+ $page_type='home';
114	265	}else if (is_category() || is_archive() || is_search()){
115	266	$page_type='category';
116	267	}
117	268	return $page_type;
		@@ -117,77 +268,165 @@
117	268	return $page_type;
118	269	}
119	270
120	271	// return the head loader script
121		- function taboola_header_loader_js() {
122		- $head_string = "";
123		-
124		- // Only adding the loader if a widget is going to be placed on the page.
	272	+ function taboola_header_loader_js() {
125	273	if ($this->is_widget_on_page()){
	274	+
	275	+ // New logic to get all mid-article locations
	276	+ $mid_locations_string = '';
	277	+ if (!empty($this->settings->mid_widgets)) {
	278	+ $mid_widgets_array = json_decode($this->settings->mid_widgets, true);
	279	+ if (is_array($mid_widgets_array)) {
	280	+ $locations = array_column($mid_widgets_array, 'location_string');
	281	+ $mid_locations_string = implode(', ', $locations);
	282	+ }
	283	+ }
126	284
127	285	$stringParams = array(
128	286	'{{PUBLISHER_ID}}' => $this->settings->publisher_id,
129	287	'{{PAGE_TYPE}}' => $this->get_page_type(),
130	288	'{{WORDPRESS_VERSION}}' => get_bloginfo('version'),
131		- '{{PLUGIN_VERSION}}' => TABOOLA_PLUGIN_VERSION
	289	+ '{{PHP_VERSION}}' => phpversion(),
	290	+ '{{PLUGIN_VERSION}}' => TABOOLA_PLUGIN_VERSION,
	291	+ '{{LOC_MID}}' => $mid_locations_string,
	292	+ '{{LOC_HOME}}' => $this->settings->home_location_string ?? ''
132	293	);
133	294
134	295	$scriptWrapper = new JavaScriptWrapper("loaderInjectionScript.js",$stringParams);
135		- $head_string = $scriptWrapper->getScripMarkupString();
	296	+ return $scriptWrapper->getScriptMarkupString();
136	297	}
137		-
138		- return $head_string;
	298	+ return "";
139	299	}
140	300
141		-
142	301	// This function is used for the hook action, injects the header content to the <head> tag.
143	302	function taboola_header_loader_inject(){
144		-
145	303	echo $this->taboola_header_loader_js();
146	304	}
147	305
	306	+ // adding webpush loader
	307	+ function taboola_webpush_loader_js() {
	308	+ if(is_single() || is_home() || is_category() || is_front_page()){
	309	+ $stringParamsWeb = array(
	310	+ '{{PUBLISHER_ID}}' => $this->settings->publisher_id_push
	311	+ );
	312	+ $webpushInjectionScript = new JavaScriptWrapper("webPush.js",$stringParamsWeb);
	313	+ echo $webpushInjectionScript;
	314	+ }
	315	+ }
148	316
149	317	function taboola_footer_loader_js() {
150	318
151	319	// Only adding flush script if a widget is going to be placed on the page.
152		- if ( $this->is_widget_on_page() ){
	320	+ if ($this->is_widget_on_page()){
153	321	$flushInjectionScript = new JavaScriptWrapper('flushInjectionScript.js',array());
154		- echo $flushInjectionScript->getScripMarkupString();
	322	+ echo $flushInjectionScript->getScriptMarkupString();
155	323	}
156	324	}
157	325
	326	+ // Below-article widget
158	327	function load_taboola_content($content)
159	328	{
160	329	$taboola_content = array();
161	330	if ($this->should_show_content_widget()){
162	331
163		- $firstWidgetParams = array('{{WIDGET_ID}}' => $this->settings->first_bc_widget_id,
164		- '{{CONTAINER}}' => 'taboola-below-article',
165		- '{{PLACEMENT}}' => 'below-article');
	332	+ $firstWidgetParams = array(
	333	+ '{{WIDGET_ID}}' => $this->settings->first_bc_widget_id,
	334	+ '{{CONTAINER}}' => 'taboola-below-article-thumbnails',
	335	+ // PC - If v2 was not installed, then use v1 logic
	336	+ '{{PLACEMENT}}' => (!empty($this->settings->first_bc_placement)) ? $this->settings->first_bc_placement : 'below-article' // In case v1 upgrade has not run yet
	337	+ );
166	338
167	339	$firstWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$firstWidgetParams);
168		- $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article'></div>";
	340	+ $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article-thumbnails'></div>";
169	341	$taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $firstWidgetScript;
170	342
171		- // Adding the 2nd widget if needed
172		- if($this->settings->second_bc_enabled && trim($this->settings->second_bc_widget_id) != ''){
	343	+ $content = $this->embed_taboola_content_location($content,$taboola_content);
	344	+ }
173	345
174		- $secondWidgetParams = array('{{WIDGET_ID}}' => $this->settings->second_bc_widget_id,
175		- '{{CONTAINER}}' => 'taboola-below-article-second',
176		- '{{PLACEMENT}}' => 'below-article-2nd');
177		- $secondWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$secondWidgetParams);
	346	+ return $content;
	347	+ }
178	348
179		- $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article-second'></div>";
180		- $taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $secondWidgetScript;
	349	+ // Mid-article-widget
	350	+ function load_taboola_content_mid($content) {
	351	+ if ($this->should_show_content_widget_mid()){
	352	+ $mid_widgets = json_decode($this->settings->mid_widgets ?? '[]');
	353	+
	354	+ if (is_array($mid_widgets) && !empty($mid_widgets)) {
	355	+ foreach ($mid_widgets as $index => $widget) {
	356	+ $container_id = 'taboola-mid-article-thumbnails-' . $index;
	357	+
	358	+ $widgetParams = array(
	359	+ '{{WIDGET_ID}}' => $widget->widget_id,
	360	+ '{{CONTAINER}}' => $container_id,
	361	+ '{{PLACEMENT}}' => $widget->placement
	362	+ );
	363	+
	364	+ $widgetScript = new JavaScriptWrapper("widgetInjectionScript.js", $widgetParams);
	365	+ $taboola_content_mid = array(
	366	+ TABOOLA_CONTENT_FORMAT_HTML => array("<div id='{$container_id}'></div>"),
	367	+ TABOOLA_CONTENT_FORMAT_SCRIPT => array($widgetScript),
	368	+ );
	369	+
	370	+ $content = $this->embed_taboola_content_location_mid(
	371	+ $content,
	372	+ $taboola_content_mid,
	373	+ $widget->location_string,
	374	+ $widget->occurrence
	375	+ );
	376	+ }
181	377	}
	378	+ }
	379	+ return $content;
	380	+ }
182	381
183		- $content = $this->embed_taboola_content_location($content,$taboola_content,trim($this->settings->location_string));
184		- }
	382	+ // Homepage widget
	383	+ function load_taboola_content_home($content)
	384	+ {
	385	+ //error_log( 'TB-DEBUG ② entered load_taboola_content_home' );
	386	+ $taboola_content_home = array();
	387	+ if ($this->should_show_content_widget_home()){
185	388
	389	+ $homeWidgetParams = array('{{WIDGET_ID}}' => $this->settings->home_widget_id,
	390	+ '{{CONTAINER}}' => 'taboola-homepage-thumbnails',
	391	+ '{{PLACEMENT}}' => $this->settings->home_placement);
	392	+
	393	+ $homeWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$homeWidgetParams);
	394	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-homepage-thumbnails'></div>";
	395	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $homeWidgetScript;
	396	+
	397	+ $content = $this->embed_taboola_content_location_home($content,$taboola_content_home,trim($this->settings->home_location_string));
	398	+ }
186	399	return $content;
	400	+
187	401	}
	402	+ /* ------------------------------------------------------------------
	403	+ * CATEGORY ▸ build widget & inject
	404	+ * ------------------------------------------------------------------*/
	405	+public function load_taboola_content_category( $content ) {
188	406
	407	+ // 1) Build the DIV that Taboola will fill
	408	+ $taboola[TABOOLA_CONTENT_FORMAT_HTML][] =
	409	+ "<div id='taboola-category-thumbnails'></div>";
189	410
	411	+ // 2) Build the JS that loads the feed (reuse the wrapper)
	412	+ $taboola[TABOOLA_CONTENT_FORMAT_SCRIPT][] =
	413	+ new JavaScriptWrapper( 'widgetInjectionScript.js', [
	414	+ '{{WIDGET_ID}}' => $this->settings->category_widget_id,
	415	+ '{{CONTAINER}}' => 'taboola-category-thumbnails',
	416	+ '{{PLACEMENT}}' => $this->settings->category_placement,
	417	+ ]);
	418	+
	419	+ // 3) Decide where to insert (selector or end of <body>)
	420	+ return $this->embed_taboola_content_location_category(
	421	+ $content,
	422	+ $taboola,
	423	+ trim( $this->settings->category_location_string )
	424	+ );
	425	+}
	426	+
	427	+ // Below-article widget
	428	+
190	429	// Extract the taboola content in the required format:
191	430	// String - for injecting on the servr side
192	431	// Script or HTML - for injecting on the client side
193	432	function format_taboola_content($taboola_content,$format){
		@@ -209,26 +448,105 @@
209	448	return $ret_val;
210	449	}
211	450
212	451
213		- // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
214		- function embed_taboola_content_location($content, $taboola_content, $location){
	452	+ // Mid-article widget
	453	+ function format_taboola_content_mid($taboola_content_mid,$format){
	454	+ $ret_val = null;
	455	+
	456	+ switch($format){
	457	+ case TABOOLA_CONTENT_FORMAT_STRING:
	458	+ $result_string = join("",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML]).
	459	+ "<script type='text/javascript'>".join("\n",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	460	+ $ret_val = $result_string;
	461	+ break;
	462	+
	463	+ // script or html
	464	+ default:
	465	+ $ret_val = str_replace("\n","",join("",$taboola_content_mid[$format]));
	466	+ break;
	467	+ }
	468	+
	469	+ return $ret_val;
	470	+ }
	471	+
	472	+
	473	+ // Homepage widget
	474	+ function format_taboola_content_home($taboola_content_home,$format){
	475	+
	476	+ $ret_val = null;
	477	+
	478	+ switch($format){
	479	+ case TABOOLA_CONTENT_FORMAT_STRING:
	480	+ $result_string = join("",$taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML]).
	481	+ "<script type='text/javascript'>".join("\n",$taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	482	+ $ret_val = $result_string;
	483	+ break;
	484	+
	485	+ // script or html
	486	+ default:
	487	+ $ret_val = str_replace("\n","",join("",$taboola_content_home[$format]));
	488	+ break;
	489	+ }
	490	+
	491	+ return $ret_val;
	492	+
	493	+ }
	494	+
	495	+
	496	+ // ► CATEGORY formatter ◄
	497	+private function format_taboola_content_category( $arr ) {
	498	+ return implode( "\n", [
	499	+ implode( "\n", $arr[TABOOLA_CONTENT_FORMAT_HTML] ?? [] ),
	500	+ '<script type="text/javascript">' .
	501	+ implode( "\n", $arr[TABOOLA_CONTENT_FORMAT_SCRIPT] ?? [] ) .
	502	+ '</script>',
	503	+ ]);
	504	+}
	505	+ // Below-article widget
	506	+ // Do the actual logic of choosing where to place the taboola content.
	507	+ function embed_taboola_content_location($content, $taboola_content){
215	508	$do_default = true;
216	509
	510	+ // tag is placed outside of content in order to allow "read more" functionality.
	511	+ if ($this->settings->out_of_content_enabled){
	512	+
	513	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	514	+ "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
	515	+ "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
	516	+ );
	517	+ $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');");
	518	+ $content = $content."<span id='tbmarker'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	519	+ $do_default = false;
	520	+ }
	521	+
	522	+ // Default for below-article widget - add to the end of the content
	523	+ if ($do_default){
	524	+ $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
	525	+ }
	526	+
	527	+ return $content;
	528	+ }
	529	+
	530	+ // Mid-article widget
	531	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	532	+ function embed_taboola_content_location_mid($content, $taboola_content_mid, $location, $occurrence = 1){
	533	+ $do_default = true;
	534	+
217	535	if (isset($location) && $location != ''){
218	536	$first_char = substr($location,0,1);
219	537
220	538	// DIV/XPATH provided for JS handling
221		- if ($first_char == JS_MARKER){
222		- $full_indicator = substr($location,0,strlen(JS_INDICATOR));
	539	+ if ($first_char == TABOOLA_JS_MARKER){
	540	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
223	541
224		- if ($full_indicator == JS_INDICATOR){
	542	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
225	543
226		- $xpath = substr($location,strlen(JS_INDICATOR));
227		- $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
228		- "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
229		- "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
230		- );
	544	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	545	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	546	+ "{{HTML}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_HTML),
	547	+ "{{SCRIPT}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_SCRIPT))
	548	+ );
231	549	$scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
232	550	$content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
233	551
234	552	$do_default = false;
		@@ -233,51 +551,100 @@
233	551
234	552	$do_default = false;
235	553	}
236	554
237		- // server side selector provided (see simple_html_dom selectors https://simplehtmldom.sourceforge.net/manual.htm)
	555	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
238	556	// basically it's CSS selectors like in jQuery
239	557	} else{
240		-
241	558	require_once('simple_html_dom.php');
242	559
243	560	$html_doc = str_get_html($content);
244		- $target_location = $html_doc->find($location,0);
	561	+ $target_location = $html_doc->find($location, ($occurrence) - 1);
245	562
246	563	// if the location was found within the html content
247	564	if (isset($target_location) && is_object($target_location)){
248	565
249	566	// adding taboola content AFTER the target location
250		- $target_location->outertext = $target_location->outertext.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
	567	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING);
251	568	$content = $html_doc;
252	569	$do_default = false;
253	570	}
254	571	}
	572	+ }
255	573
256		- // tag is placed outside of content in order to allow "read more" functionality.
257		- }elseif ($this->should_place_tag_outside_of_content){
	574	+ return $content;
	575	+ }
258	576
259		- $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
260		- "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
261		- "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
262		- );
263		- $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');");
264		- $content = $content."<span id='tbmarker'></span><script type='text/javascript'>".$scriptWrapper."</script>";
265		- $do_default = false;
266		- }
	577	+ // Homepage widget
	578	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	579	+ function embed_taboola_content_location_home($content, $taboola_content_home, $location){
267	580
268		- // Default - add to the end of the content
269		- if ($do_default){
270		- $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
271		- }
272	581
273		- return $content;
	582	+ // error_log( 'TB-DEBUG ③ raw selector string: [' . $location . ']' );
	583	+
	584	+ // load parser
	585	+ //require_once plugin_dir_path( __FILE__ ) . 'simple_html_dom.php';
	586	+ // $html_doc = str_get_html( $content );
	587	+
	588	+ // occurrence: settings is 1-based, find() wants 0-based
	589	+ // $occurrence = max( 1, intval( $this->settings->home_location_string_occurrence ) );
	590	+ // $node = $html_doc->find( $location, $occurrence - 1 );
	591	+ // $found = is_object( $node ) ? 1 : 0;
	592	+
	593	+ // error_log( "TB-DEBUG ③ found {$found} matching node(s) for selector [{$location}]" );
	594	+ // ────────────────────────────
	595	+ $do_default = true;
	596	+
	597	+ if (isset($location) && $location != ''){
	598	+ $first_char = substr($location,0,1);
	599	+
	600	+ // DIV/XPATH provided for JS handling
	601	+ if ($first_char == TABOOLA_JS_MARKER){
	602	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
	603	+
	604	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
	605	+
	606	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	607	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	608	+ "{{HTML}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_HTML),
	609	+ "{{SCRIPT}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_SCRIPT))
	610	+ );
	611	+ $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
	612	+ $content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	613	+
	614	+ $do_default = false;
	615	+ }
	616	+
	617	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
	618	+ // basically it's CSS selectors like in jQuery
	619	+ } else{
	620	+ require_once('simple_html_dom.php');
	621	+
	622	+ $html_doc = str_get_html($content);
	623	+ $target_location = $html_doc->find($location,($this->settings->home_location_string_occurrence)-1);
	624	+
	625	+ // if the location was found within the html content
	626	+ if (isset($target_location) && is_object($target_location)){
	627	+
	628	+ // adding taboola content AFTER the target location
	629	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	630	+ $content = $html_doc;
	631	+ $do_default = false;
	632	+ }
	633	+ }
	634	+ }
	635	+ // Default for below-article widget - add to the end of the content
	636	+ if ($do_default){
	637	+ $content = $content.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	638	+ }
	639	+ return $content;
	640	+
	641	+
274	642	}
275	643
276		-
277	644	function admin_generate_menu(){
278	645	global $current_user;
279		- add_menu_page('Taboola', 'Taboola', 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110);
	646	+ add_menu_page(__('Taboola','taboola_widget'), __('Taboola','taboola_widget'), 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110);
280	647	}
281	648
282	649	function admin_taboola_settings(){
283	650	global $wpdb;
		@@ -284,81 +651,278 @@
284	651	$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
285	652	$taboola_errors = array();
286	653	if($_SERVER['REQUEST_METHOD'] == 'POST'){
287	654
288		- if(trim($_POST['publisher_id']) == ''){
289		- $taboola_errors[] = "Please add a 'Publisher ID' in order to apply changes to your widgets";
	655	+ if(trim(strip_tags($_POST['publisher_id'])) == ''){
	656	+ $taboola_errors[] = "Publisher ID";
290	657	}
291		- if((isset($_POST['first_bc_enabled']) && trim($_POST['first_bc_widget_id']) == '') ||
292		- (isset($_POST['second_bc_enabled']) && trim($_POST['second_bc_widget_id']) == '')
293		- ){
294		- $taboola_errors[] = "Please add a 'Widget ID' in order to apply changes to your widgets";
	658	+
	659	+ if(isset($_POST['web_push_enabled'])) {
	660	+ if (trim(strip_tags($_POST['publisher_id_push'])) == '') {
	661	+ $taboola_errors[] = "Publisher Push ID";
	662	+ }
295	663	}
296		- if (trim($_POST['location_string']) != '' && !$this->is_location_string_valid($_POST['location_string'])){
297		- $taboola_errors[] = "Location string not valid, please contact your Taboola account manager to get a valid location string";
	664	+
	665	+ if(isset($_POST['first_bc_enabled'])) {
	666	+ if (trim(strip_tags($_POST['first_bc_widget_id'])) == '') {
	667	+ $taboola_errors[] = "Below-article > Widget ID";
	668	+ }
	669	+ if (trim(strip_tags($_POST['first_bc_placement'])) == '') {
	670	+ $taboola_errors[] = "Below-article > Placement Name";
	671	+ }
298	672	}
	673	+
	674	+ if(isset($_POST['mid_enabled'])) {
	675	+ if(isset($_POST['mid_widget_id']) && is_array($_POST['mid_widget_id'])) {
	676	+ foreach ($_POST['mid_widget_id'] as $index => $widget_id) {
	677	+ if(trim($widget_id) == '') {
	678	+ $taboola_errors[] = "Mid-article Widget #".($index + 1)." > Widget ID";
	679	+ }
	680	+ if(trim($_POST['mid_placement'][$index]) == '') {
	681	+ $taboola_errors[] = "Mid-article Widget #".($index + 1)." > Placement Name";
	682	+ }
	683	+ }
	684	+ }
	685	+ }
	686	+
	687	+ if(isset($_POST['home_enabled'])) {
	688	+ if (trim(strip_tags($_POST['home_widget_id'])) == '') {
	689	+ $taboola_errors[] = "Homepage > Widget ID";
	690	+ }
	691	+ if (trim(strip_tags($_POST['home_placement'])) == '') {
	692	+ $taboola_errors[] = "Homepage > Placement Name";
	693	+ }
	694	+
	695	+ if (trim(strip_tags($_POST['home_location_string'])) == '') {
	696	+ $taboola_errors[] = "Homepage > CSS selector";
	697	+ }
	698	+ else {
	699	+ if (!empty($_POST['home_location_string']) && !$this->is_home_location_string_occurrence_valid($_POST['home_location_string_occurrence'])) {
	700	+ $taboola_errors[] = "Homepage > Occurance (must be >= 1)";
	701	+ }
	702	+ }
	703	+ }
	704	+ if ( isset($_POST['category_enabled']) ) {
	705	+ if ( trim(strip_tags($_POST['category_widget_id'])) == '' )
	706	+ $taboola_errors[] = "Category > Widget ID";
	707	+ if ( trim(strip_tags($_POST['category_placement'])) == '' )
	708	+ $taboola_errors[] = "Category > Placement Name";
	709	+ }
	710	+
299	711	if(count($taboola_errors) == 0){
	712	+
	713	+ $mid_widgets_data = array();
	714	+ if (isset($_POST['mid_widget_id']) && is_array($_POST['mid_widget_id'])) {
	715	+ foreach ($_POST['mid_widget_id'] as $index => $widget_id) {
	716	+ if (!empty(trim($widget_id))) {
	717	+
	718	+ $location_string = 'p';
	719	+ if (isset($_POST['mid_paragraph_ui_mode'][$index]) && $_POST['mid_paragraph_ui_mode'][$index] === 'Other') {
	720	+ if (isset($_POST['mid_location_string'][$index])) {
	721	+ $location_string = sanitize_text_field($_POST['mid_location_string'][$index]);
	722	+ }
	723	+ }
300	724
	725	+ $mid_widgets_data[] = array(
	726	+ 'widget_id' => sanitize_text_field($widget_id),
	727	+ 'placement' => sanitize_text_field($_POST['mid_placement'][$index]),
	728	+ 'location_string' => $location_string,
	729	+ 'occurrence' => intval($_POST['mid_location_string_occurrence'][$index]),
	730	+ );
	731	+ }
	732	+ }
	733	+ }
	734	+ $mid_widgets_json = json_encode($mid_widgets_data);
	735	+
301	736	$data = array(
302	737	"publisher_id" => trim($_POST['publisher_id']),
	738	+
	739	+ "web_push_enabled" => isset($_POST['web_push_enabled']) ? true : false,
	740	+ "publisher_id_push" => !empty($_POST['publisher_id_push']) ? trim($_POST['publisher_id_push']) : '',
	741	+
303	742	"first_bc_enabled" => isset($_POST['first_bc_enabled']) ? true : false,
304		- "first_bc_widget_id" => trim($_POST['first_bc_widget_id']),
305		- "second_bc_enabled" => isset($_POST['second_bc_enabled']) ? true : false,
306		- "second_bc_widget_id" => trim($_POST['second_bc_widget_id']),
307		- "location_string" => trim($_POST['location_string']),
308		- "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false
	743	+ "first_bc_widget_id" => !empty($_POST['first_bc_widget_id']) ? trim($_POST['first_bc_widget_id']) : '',
	744	+ "first_bc_placement" => !empty($_POST['first_bc_placement']) ? trim($_POST['first_bc_placement']) : '',
	745	+
	746	+ "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false,
	747	+
	748	+ "mid_enabled" => isset($_POST['mid_enabled']) ? true : false,
	749	+ "mid_widgets" => $mid_widgets_json,
	750	+
	751	+ "home_enabled" => isset($_POST['home_enabled']) ? true : false,
	752	+ "home_widget_id" => !empty($_POST['home_widget_id']) ? trim($_POST['home_widget_id']) : '',
	753	+ "home_placement" => !empty($_POST['home_placement']) ? trim($_POST['home_placement']) : '',
	754	+
	755	+ "home_location_string_occurrence" => !empty($_POST['home_location_string_occurrence']) ? $_POST['home_location_string_occurrence'] : '',
	756	+ "home_location_string" => !empty($_POST['home_location_string']) ? trim($_POST['home_location_string']) : '',
	757	+ "category_enabled" => isset($_POST['category_enabled']) ? true : false,
	758	+ "category_widget_id" => !empty($_POST['category_widget_id']) ? trim($_POST['category_widget_id']) : '',
	759	+ "category_placement" => !empty($_POST['category_placement']) ? trim($_POST['category_placement']) : '',
	760	+ "category_location_string_occurrence" => !empty($_POST['category_location_string_occurrence']) ? $_POST['category_location_string_occurrence'] : '',
	761	+ "category_location_string" => !empty($_POST['category_location_string']) ? trim($_POST['category_location_string']) : '',
	762	+
309	763	);
310	764
311		- //var_dump($settings);
312		- if($settings == NULL){
313		- $wpdb->insert($this->tbl_taboola_settings, $data, null, null);
314		- } else {
315		- $wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id));
	765	+ $is_valid_nonce = false;
	766	+
	767	+ if (isset( $_POST['my_plugin_nonce']) && wp_verify_nonce( $_POST['my_plugin_nonce'], 'my_plugin_update_field_action' ) ) {
	768	+ $is_valid_nonce = true;
316	769	}
	770	+
	771	+ if ($is_valid_nonce) {
	772	+ if($settings == NULL){
	773	+ $wpdb->insert($this->tbl_taboola_settings, $data);
	774	+ } else {
	775	+ $wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id));
	776	+ }
	777	+ }
317	778	}
318	779	$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
319	780	}
	781	+ include_once('settings.php');
	782	+ }
	783	+
	784	+ function is_mid_location_string_valid($mid_location_string){
	785	+ // TODO:: validate the location string
	786	+ return true;
	787	+ }
320	788
	789	+ function is_mid_location_string_occurrence_valid($mid_location_string_occurrence){
321	790
322		- include_once('settings.php');
	791	+ if ((int)$mid_location_string_occurrence >= 1) {
	792	+ return true;
	793	+ }
	794	+ return false;
323	795	}
324	796
325		- function is_location_string_valid($location_string){
	797	+ function is_home_location_string_valid($home_location_string){
326	798	// TODO:: validate the location string
327	799	return true;
328	800	}
329		- function activate(){
	801	+
	802	+ function is_home_location_string_occurrence_valid($home_location_string_occurrence){
	803	+
	804	+ if ((int)$home_location_string_occurrence >= 1) {
	805	+ return true;
	806	+ }
	807	+ return false;
	808	+ }
	809	+
	810	+ function columnExists($column_name) {
330	811	global $wpdb;
	812	+ $table_name = $wpdb->prefix . "_taboola_settings";
	813	+ tb_write_log("table name : " . $table_name);
	814	+ tb_write_log("column name : " . $column_name);
331	815
332		- require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
	816	+ $column_exists = $wpdb->get_var("SHOW COLUMNS FROM $table_name LIKE '$column_name'") !== null;
333	817
334		- $settings_table = $this->tbl_taboola_settings;
	818	+ if ($column_exists) {
	819	+ tb_write_log("Yes - column " . $column_name . " DOES exist!"); //PC
	820	+ return true;
	821	+ } else {
	822	+ tb_write_log("No - column " . $column_name . " does NOT exist!"); //PC
	823	+ return false;
	824	+ }
	825	+ }
335	826
336		- //check mysql version
337		- if (function_exists('mysql_get_server_info') && version_compare(mysql_get_server_info(), '4.1.0', '>=')) {
338		- if (!empty($wpdb->charset))
339		- $charset_collate = "DEFAULT CHARACTER SET $wpdb->charset";
340		- if (!empty($wpdb->collate))
341		- $charset_collate .= " COLLATE $wpdb->collate";
	827	+ function is_upgrade_from_v1() {
	828	+
	829	+ if($this->columnExists("first_bc_widget_id") && !$this->columnExists("first_bc_placement")){
	830	+ tb_write_log("This IS a v1 upgrade!"); //PC
	831	+ return true;
	832	+ }
	833	+ else {
	834	+ tb_write_log("This is NOT a v1 upgrade!"); //PC
	835	+ return false;
342	836	}
	837	+ }
343	838
344		- //settings table structure
	839	+ function is_db_updated_for_min_ver($min_ver) {
	840	+ global $wpdb;
	841	+ $table_name = $wpdb->prefix . "_taboola_settings";
	842	+
	843	+ if($wpdb->get_var("SHOW TABLES LIKE '$table_name'") != $table_name) {
	844	+ tb_write_log("Table NOT FOUND");
	845	+ return false;
	846	+ }
	847	+ else {
	848	+ tb_write_log("Table EXISTS");
	849	+ }
	850	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	851	+
	852	+ $db_is_up_to_date = version_compare($saved_version, $min_ver, '>=');
	853	+ return $db_is_up_to_date;
	854	+
	855	+ }
	856	+
	857	+ function is_db_updated_for_current_ver() {
	858	+ global $wpdb;
	859	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	860	+ $plugin_version = $this->get_loaded_plugin_version();
	861	+ $db_is_up_to_date = version_compare($saved_version, $plugin_version, '>=');
	862	+ return $db_is_up_to_date;
	863	+ }
	864	+
	865	+ function get_loaded_plugin_version() {
	866	+ $plugin_data = get_plugin_data( __FILE__ );
	867	+ $loaded_plugin_version = $plugin_data['Version'];
	868	+ return $loaded_plugin_version;
	869	+ }
	870	+
	871	+ function save_taboola_version($min_ver) {
	872	+ tb_write_log("SAVING NEW MIN VERSION: " . $min_ver); // PC
	873	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '');
	874	+ if ($saved_version == '') {
	875	+ add_option(TABOOLA_OPTION_NAME, $min_ver);
	876	+ }
	877	+ else {
	878	+ update_option(TABOOLA_OPTION_NAME, $min_ver);
	879	+ }
	880	+ }
	881	+
	882	+ function update_db(){
	883	+ if ($this->is_db_updated_for_min_ver(TABOOLA_MIN_VER)) {
	884	+ return;
	885	+ }
	886	+
	887	+ $this->save_taboola_version(TABOOLA_MIN_VER);
	888	+
	889	+ global $wpdb;
	890	+ require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
	891	+
	892	+ $charset_collate = '';
	893	+ if ( ! empty( $wpdb->charset ) ) {
	894	+ $charset_collate = "DEFAULT CHARACTER SET {$wpdb->charset}";
	895	+ }
	896	+ if ( ! empty( $wpdb->collate ) ) {
	897	+ $charset_collate .= " COLLATE {$wpdb->collate}";
	898	+ }
	899	+
	900	+ $is_upgrade_from_v1 = $this->is_upgrade_from_v1();
345	901	$sql_table_settings = "
346	902	CREATE TABLE `" . $wpdb->prefix . "_taboola_settings` (
347	903	`id` INT NOT NULL AUTO_INCREMENT ,
348	904	`publisher_id` VARCHAR(255) DEFAULT NULL,
	905	+ `web_push_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	906	+ `publisher_id_push` INT(15) DEFAULT NULL,
349	907	`first_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
350	908	`first_bc_widget_id` VARCHAR(255) DEFAULT NULL,
351		- `first_bc_custom_css` TEXT DEFAULT NULL,
352		- `second_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
353		- `second_bc_widget_id` VARCHAR(255) DEFAULT NULL,
354		- `second_bc_custom_css` TEXT DEFAULT NULL,
355		- `location_string` TEXT DEFAULT NULL,
	909	+ `first_bc_placement` VARCHAR(255) DEFAULT " . ($is_upgrade_from_v1 ? "'below-article'" : "NULL") .",
356	910	`out_of_content_enabled` TINYINT(1) NOT NULL DEFAULT TRUE,
	911	+ `mid_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	912	+ `mid_widgets` TEXT DEFAULT NULL,
	913	+ `home_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	914	+ `home_widget_id` VARCHAR(255) DEFAULT NULL,
	915	+ `home_placement` VARCHAR(255) DEFAULT NULL,
	916	+ `home_location_string` TEXT DEFAULT NULL,
	917	+ `home_location_string_occurrence` SMALLINT DEFAULT NULL,
	918	+ `category_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	919	+ `category_widget_id` VARCHAR(255) DEFAULT NULL,
	920	+ `category_placement` VARCHAR(255) DEFAULT NULL,
	921	+ `category_location_string` TEXT DEFAULT NULL,
	922	+ `category_location_string_occurrence` SMALLINT DEFAULT NULL,
357	923	PRIMARY KEY (`id`)
358		- )" . $charset_collate . ";";
359		-
360		- // create/update the table
	924	+ ) $charset_collate;";
361	925	dbDelta($sql_table_settings);
362	926	}
363	927	}
364	928	}
		@@ -365,5 +929,52 @@
365	929
366	930	global $taboolaWP;
367	931	$taboolaWP = new TaboolaWP();
368	932
369		-//
	933	+function tb_write_log($log_msg)
	934	+{
	935	+ if (!TABOOLA_DEBUG_MODE)
	936	+ return;
	937	+
	938	+ $log_filename = "logs";
	939	+ if (!file_exists($log_filename))
	940	+ {
	941	+ mkdir($log_filename, 0777, true);
	942	+ }
	943	+ $log_file_data = $log_filename.'/debug.log';
	944	+
	945	+ $date = date('Y-m-d H:i:s');
	946	+ $log_msg_with_date = $date." : ".$log_msg;
	947	+
	948	+ file_put_contents($log_file_data, $log_msg_with_date . "\n", FILE_APPEND);
	949	+}
	950	+
	951	+function tb_console_log( $data ){
	952	+
	953	+ If(wp_get_environment_type() === 'development') {
	954	+
	955	+ echo '<script>';
	956	+ echo 'console.log('. json_encode( $data ) .')';
	957	+ echo '</script>';
	958	+
	959	+ }
	960	+}
	961	+
	962	+function tb_print_to_page($data) {
	963	+ If(wp_get_environment_type() === 'development') {
	964	+ print_r($data);
	965	+ die;
	966	+ }
	967	+}
	968	+
	969	+function enqueue_taboola_scripts() {
	970	+ wp_register_script(
	971	+ 'taboola-injector',
	972	+ plugins_url('js/js_inject.min.js', __FILE__),
	973	+ array(),
	974	+ null,
	975	+ true
	976	+ );
	977	+
	978	+ wp_enqueue_script('taboola-injector');
	979	+}
	980	+add_action('wp_enqueue_scripts', 'enqueue_taboola_scripts');