← All changes | taboola_widget.php +649 -56 1.0 → 2.0.1 View file →

		@@ -1,28 +1,48 @@
1	1	<?php
2	2	/**
3	3	* Plugin Name: Taboola
4		- * Plugin URI: http://taboola.com
	4	+ * Plugin URI: https://developers.taboola.com/web-integrations/discuss
5	5	* Description: Taboola
6		- * Version: 1.0
	6	+ * Version: 2.0.1
7	7	* Author: Taboola
8	8	*/
9	9
	10	+define ("TABOOLA_PLUGIN_VERSION","2.0.1"); // => UPDATE FOR *EVERY* RELEASE (USED FOR TRACKING)
	11	+define ("TABOOLA_MIN_VER","2.0.1"); // => UPDATE *ONLY* IF THIS RELEASE HAS *DB CHANGES*
	12	+define ("TABOOLA_DEBUG_MODE", false); // => SET TO 'FALSE' FOR *EVERY* RELEASE (USED TO SUPRESS DEBUGGING LOGS)
	13	+
	14	+define ("TABOOLA_OPTION_NAME","taboola_plugin_version"); // *If* this release has DB changes, then the min version will be saved under 'taboola_plugin_version' in 'wp_options'.
	15	+
	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');
	22	+
	23	+
10	24	include_once('widget.php');
	25	+require_once('JavaScriptWrapper.php');
11	26
12	27	if (!class_exists('TaboolaWP')) {
13	28	class TaboolaWP
14	29	{
15		-
16	30	//save internal data
17	31	public $data = array();
	32	+ public $_is_widget_on_page;
	33	+ public $_is_head_script_loaded = false;
18	34
19		- function TaboolaWP()
	35	+ function __construct()
20	36	{
21	37	global $wpdb;
	38	+
22	39	//initialize plugin constant
23	40	DEFINE('TaboolaWP', true);
24	41
	42	+ $this->_is_widget_on_page = false;
	43	+ $this->_is_head_script_loaded = false;
	44	+
25	45	$this->plugin_name = plugin_basename(__FILE__);
26	46	$this->plugin_directory = plugin_dir_path(__FILE__);
27	47	$this->plugin_url = trailingslashit(WP_PLUGIN_URL . '/' . dirname(plugin_basename(__FILE__)));
28	48	$this->settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
		@@ -29,31 +49,36 @@
29	49
30	50	$this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings';
31	51
32	52	//activation function
33		- register_activation_hook($this->plugin_name, array(&$this, 'activate'));
	53	+ register_activation_hook($this->plugin_name, array(&$this, 'update_db'));
	54	+ add_action('admin_init', array(&$this, 'update_db'));
34	55
35		-
36		- // disable sidebar widget
37		- /*if($this->settings != NULL && !empty($this->settings->publisher_id)){
	56	+ // Enable sidebar widgets
	57	+ if ($this->settings != NULL && !empty($this->settings->publisher_id)){
38	58	//register Taboola widget
39	59	add_action('widgets_init',
40		- create_function('', 'return register_widget("WP_Widget_Taboola");')
	60	+ function(){
	61	+ return register_widget("WP_Widget_Taboola");
	62	+ }
41	63	);
42		- }*/
	64	+ }
43	65
	66	+ //$this->should_place_tag_outside_of_content = $this->settings->out_of_content_enabled;
	67	+
44	68	if (is_admin()) {
45	69	//add menu for plugin
46	70	add_action( 'admin_menu', array(&$this, 'admin_generate_menu') );
47	71	add_filter('plugin_action_links', array(&$this, 'plugin_action_links'), 10, 2 );
48		- } else {
49		- if($this->settings != NULL){
50		- add_action('wp_head', array(&$this, 'taboola_header_loader_js'));
	72	+ }else if ($this->settings != NULL){
	73	+ add_action('wp_head', array(&$this, 'taboola_header_loader_inject'));
51	74	add_action('wp_footer', array(&$this, 'taboola_footer_loader_js'));
52	75	add_filter('the_content', array(&$this, 'load_taboola_content'));
53		- }
	76	+ add_filter('the_content', array(&$this, 'load_taboola_content_mid'));
	77	+ add_filter('the_content', array(&$this, 'load_taboola_content_home'));
54	78	}
55		- }
	79	+ }
	80	+
56	81	function plugin_action_links($links, $file) {
57	82	static $this_plugin;
58	83
59	84	if (!$this_plugin) {
		@@ -66,47 +91,350 @@
66	91	}
67	92
68	93	return $links;
69	94	}
	95	+
	96	+ private function should_show_content_widget(){
	97	+ $retVal = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != '');
	98	+ return $retVal;
	99	+ }
	100	+
	101	+ private function should_show_content_widget_mid(){
	102	+ // PC - only if v2 was installed:
	103	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	104	+ return false;
	105	+ $retVal1 = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->mid_enabled && trim($this->settings->mid_widget_id) != '');
	106	+ return $retVal1;
	107	+ }
	108	+
	109	+ private function should_show_content_widget_home(){
	110	+ // PC - only if v2 was installed:
	111	+ if (!$this->is_db_updated_for_min_ver("2.0.0"))
	112	+ return false;
	113	+ $retVal2 = ((trim($this->settings->publisher_id) != '') && is_front_page() && $this->settings->home_enabled && trim($this->settings->home_widget_id) != '');
	114	+ return $retVal2;
	115	+ }
	116	+
	117	+ private function should_show_sidebar_widget(){
	118	+ $retVal = ((trim($this->settings->publisher_id) != '') && is_active_widget( false, false, TABOOLA_WIDGET_BASE_ID, true ));
	119	+ return $retVal;
	120	+ }
	121	+
	122	+ // Determine if a taboola widget should be added somewhere on the current page (content or sidebar)
	123	+ function is_widget_on_page(){
	124	+ return $this->should_show_content_widget() || $this->should_show_content_widget_mid() || $this->should_show_content_widget_home() || $this->should_show_sidebar_widget();
	125	+ }
	126	+
	127	+ function get_page_type(){
	128	+ $page_type='article';
	129	+ if (is_front_page()){
	130	+ $page_type='home';
	131	+ }else if (is_category() || is_archive() || is_search()){
	132	+ $page_type='category';
	133	+ }
	134	+ return $page_type;
	135	+ }
	136	+
	137	+ // return the head loader script
70	138	function taboola_header_loader_js() {
71		- $script1_content = str_replace('{{PUBLISHER_ID}}', $this->settings->publisher_id, file_get_contents($this->plugin_directory.'js/script1.js'));
72		- echo '<script type="text/javascript">'.$script1_content.'</script>';
	139	+ $head_string = "";
	140	+
	141	+ // Only adding the loader if a widget is going to be placed on the page.
	142	+ if ($this->is_widget_on_page()){
	143	+
	144	+ $stringParams = array(
	145	+ '{{PUBLISHER_ID}}' => $this->settings->publisher_id,
	146	+ '{{PAGE_TYPE}}' => $this->get_page_type(),
	147	+ '{{WORDPRESS_VERSION}}' => get_bloginfo('version'),
	148	+ '{{PHP_VERSION}}' => phpversion(),
	149	+ '{{PLUGIN_VERSION}}' => TABOOLA_PLUGIN_VERSION,
	150	+ '{{LOC_MID}}' => $this->settings->mid_location_string,
	151	+ '{{LOC_HOME}}' => $this->settings->home_location_string
	152	+ );
	153	+
	154	+ $scriptWrapper = new JavaScriptWrapper("loaderInjectionScript.js",$stringParams);
	155	+ $head_string = $scriptWrapper->getScriptMarkupString();
	156	+ }
	157	+
	158	+ return $head_string;
73	159	}
	160	+
	161	+
	162	+ // This function is used for the hook action, injects the header content to the <head> tag.
	163	+ function taboola_header_loader_inject(){
	164	+ echo $this->taboola_header_loader_js();
	165	+ }
	166	+
	167	+
74	168	function taboola_footer_loader_js() {
75		- $script3_content = file_get_contents($this->plugin_directory.'js/script3.js');
76		- echo '<script type="text/javascript">'.$script3_content.'</script>';
	169	+
	170	+ // Only adding flush script if a widget is going to be placed on the page.
	171	+ if ( $this->is_widget_on_page() ){
	172	+ $flushInjectionScript = new JavaScriptWrapper('flushInjectionScript.js',array());
	173	+ echo $flushInjectionScript->getScriptMarkupString();
	174	+ }
77	175	}
78	176
	177	+ // Below-article widget
79	178	function load_taboola_content($content)
80	179	{
81		- if (trim($this->settings->publisher_id) == ''){
82		- return $content;
	180	+ $taboola_content = array();
	181	+ if ($this->should_show_content_widget()){
	182	+
	183	+ $firstWidgetParams = array(
	184	+ '{{WIDGET_ID}}' => $this->settings->first_bc_widget_id,
	185	+ '{{CONTAINER}}' => 'taboola-below-article-thumbnails',
	186	+ // PC - If v2 was not installed, then use v1 logic
	187	+ '{{PLACEMENT}}' => (!empty($this->settings->first_bc_placement)) ? $this->settings->first_bc_placement : 'below-article' // In case v1 upgrade has not run yet
	188	+ );
	189	+
	190	+ $firstWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$firstWidgetParams);
	191	+ $taboola_content[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-below-article-thumbnails'></div>";
	192	+ $taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $firstWidgetScript;
	193	+
	194	+ $content = $this->embed_taboola_content_location($content,$taboola_content);
83	195	}
84		- if (is_single()) {
85	196
86		- if($this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != ''){
87		- $script2_content = str_replace('{{WIDGET_ID}}', $this->settings->first_bc_widget_id, file_get_contents($this->plugin_directory.'js/script2.js'));
88		- $script2_content = str_replace('{{CONTAINER}}', 'taboola-below-article', $script2_content);
89		- $script2_content = str_replace('{{PLACEMENT}}', 'below-article', $script2_content);
	197	+ return $content;
	198	+ }
90	199
91		- $content = $content .
92		- '<div id="taboola-below-article" style="'.$this->settings->first_bc_custom_css.'"></div>' .
93		- '<script type="text/javascript">'.$script2_content.'</script>';
94		- if($this->settings->second_bc_enabled && trim($this->settings->second_bc_widget_id) != ''){
95		- $script2_content = str_replace('{{WIDGET_ID}}', $this->settings->second_bc_widget_id, file_get_contents($this->plugin_directory.'js/script2.js'));
96		- $script2_content = str_replace('{{CONTAINER}}', 'taboola-below-article-second', $script2_content);
97		- $script2_content = str_replace('{{PLACEMENT}}', 'below-article-2nd', $script2_content);
	200	+ // Mid-article-widget
	201	+ function load_taboola_content_mid($content)
	202	+ {
	203	+ $taboola_content_mid = array();
	204	+ if ($this->should_show_content_widget_mid()){
98	205
99		- $content = $content .
100		- '<div id="taboola-below-article-second" style="'.$this->settings->second_bc_custom_css.'"></div>' .
101		- '<script type="text/javascript">'.$script2_content.'</script>';
	206	+ $secondWidgetParams = array('{{WIDGET_ID}}' => $this->settings->mid_widget_id,
	207	+ '{{CONTAINER}}' => 'taboola-mid-article-thumbnails',
	208	+ '{{PLACEMENT}}' => $this->settings->mid_placement);
	209	+
	210	+ $secondWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$secondWidgetParams);
	211	+ $taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-mid-article-thumbnails'></div>";
	212	+ $taboola_content_mid[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $secondWidgetScript;
	213	+
	214	+ $content = $this->embed_taboola_content_location_mid($content,$taboola_content_mid,trim($this->settings->mid_location_string));
	215	+ }
	216	+
	217	+ return $content;
	218	+ }
	219	+
	220	+ // Homepage widget
	221	+ function load_taboola_content_home($content)
	222	+ {
	223	+
	224	+ $taboola_content_home = array();
	225	+ if ($this->should_show_content_widget_home()){
	226	+
	227	+ $homeWidgetParams = array('{{WIDGET_ID}}' => $this->settings->home_widget_id,
	228	+ '{{CONTAINER}}' => 'taboola-homepage-thumbnails',
	229	+ '{{PLACEMENT}}' => $this->settings->home_placement);
	230	+
	231	+ $homeWidgetScript = new JavaScriptWrapper("widgetInjectionScript.js",$homeWidgetParams);
	232	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML][] = "<div id='taboola-homepage-thumbnails'></div>";
	233	+ $taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT][] = $homeWidgetScript;
	234	+
	235	+ $content = $this->embed_taboola_content_location_home($content,$taboola_content_home,trim($this->settings->home_location_string));
	236	+ }
	237	+ return $content;
	238	+
	239	+ }
	240	+
	241	+ // Below-article widget
	242	+
	243	+ // Extract the taboola content in the required format:
	244	+ // String - for injecting on the servr side
	245	+ // Script or HTML - for injecting on the client side
	246	+ function format_taboola_content($taboola_content,$format){
	247	+ $ret_val = null;
	248	+
	249	+ switch($format){
	250	+ case TABOOLA_CONTENT_FORMAT_STRING:
	251	+ $result_string = join("",$taboola_content[TABOOLA_CONTENT_FORMAT_HTML]).
	252	+ "<script type='text/javascript'>".join("\n",$taboola_content[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	253	+ $ret_val = $result_string;
	254	+ break;
	255	+
	256	+ // script or html
	257	+ default:
	258	+ $ret_val = str_replace("\n","",join("",$taboola_content[$format]));
	259	+ break;
	260	+ }
	261	+
	262	+ return $ret_val;
	263	+ }
	264	+
	265	+
	266	+ // Mid-article widget
	267	+ function format_taboola_content_mid($taboola_content_mid,$format){
	268	+ $ret_val = null;
	269	+
	270	+ switch($format){
	271	+ case TABOOLA_CONTENT_FORMAT_STRING:
	272	+ $result_string = join("",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_HTML]).
	273	+ "<script type='text/javascript'>".join("\n",$taboola_content_mid[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	274	+ $ret_val = $result_string;
	275	+ break;
	276	+
	277	+ // script or html
	278	+ default:
	279	+ $ret_val = str_replace("\n","",join("",$taboola_content_mid[$format]));
	280	+ break;
	281	+ }
	282	+
	283	+ return $ret_val;
	284	+ }
	285	+
	286	+
	287	+ // Homepage widget
	288	+ function format_taboola_content_home($taboola_content_home,$format){
	289	+
	290	+ $ret_val = null;
	291	+
	292	+ switch($format){
	293	+ case TABOOLA_CONTENT_FORMAT_STRING:
	294	+ $result_string = join("",$taboola_content_home[TABOOLA_CONTENT_FORMAT_HTML]).
	295	+ "<script type='text/javascript'>".join("\n",$taboola_content_home[TABOOLA_CONTENT_FORMAT_SCRIPT])."</script>";
	296	+ $ret_val = $result_string;
	297	+ break;
	298	+
	299	+ // script or html
	300	+ default:
	301	+ $ret_val = str_replace("\n","",join("",$taboola_content_home[$format]));
	302	+ break;
	303	+ }
	304	+
	305	+ return $ret_val;
	306	+
	307	+ }
	308	+
	309	+ // Below-article widget
	310	+ // Do the actual logic of choosing where to place the taboola content.
	311	+ function embed_taboola_content_location($content, $taboola_content){
	312	+ $do_default = true;
	313	+
	314	+ // tag is placed outside of content in order to allow "read more" functionality.
	315	+ if ($this->settings->out_of_content_enabled){
	316	+
	317	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	318	+ "{{HTML}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_HTML),
	319	+ "{{SCRIPT}}" => $this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_SCRIPT))
	320	+ );
	321	+ $scriptWrapper->appendScript("injectWidgetByMarker('tbmarker');");
	322	+ $content = $content."<span id='tbmarker'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	323	+ $do_default = false;
	324	+ }
	325	+
	326	+ // Default for below-article widget - add to the end of the content
	327	+ if ($do_default){
	328	+ $content = $content.$this->format_taboola_content($taboola_content,TABOOLA_CONTENT_FORMAT_STRING);
	329	+ }
	330	+
	331	+ return $content;
	332	+ }
	333	+
	334	+ // Mid-article widget
	335	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	336	+ function embed_taboola_content_location_mid($content, $taboola_content_mid, $location){
	337	+ $do_default = true;
	338	+
	339	+ if (isset($location) && $location != ''){
	340	+ $first_char = substr($location,0,1);
	341	+
	342	+ // DIV/XPATH provided for JS handling
	343	+ if ($first_char == TABOOLA_JS_MARKER){
	344	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
	345	+
	346	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
	347	+
	348	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	349	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	350	+ "{{HTML}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_HTML),
	351	+ "{{SCRIPT}}" => $this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_SCRIPT))
	352	+ );
	353	+ $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
	354	+ $content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	355	+
	356	+ $do_default = false;
102	357	}
	358	+
	359	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
	360	+ // basically it's CSS selectors like in jQuery
	361	+ } else{
	362	+ require_once('simple_html_dom.php');
	363	+
	364	+ $html_doc = str_get_html($content);
	365	+ $target_location = $html_doc->find($location,($this->settings->mid_location_string_occurrence)-1);
	366	+
	367	+ // if the location was found within the html content
	368	+ if (isset($target_location) && is_object($target_location)){
	369	+
	370	+ // adding taboola content AFTER the target location
	371	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING);
	372	+ $content = $html_doc;
	373	+ $do_default = false;
	374	+ }
103	375	}
104	376	}
	377	+ // Default for below-article widget - add to the end of the content
	378	+ // if ($do_default){
	379	+ // $content = $content.$this->format_taboola_content_mid($taboola_content_mid,TABOOLA_CONTENT_FORMAT_STRING);
	380	+ // }
105	381
106	382	return $content;
107	383	}
108	384
	385	+ // Homepage widget
	386	+ // Do the actual logic of choosing where to place the taboola content based on the "location" attribute
	387	+ function embed_taboola_content_location_home($content, $taboola_content_home, $location){
	388	+
	389	+ $do_default = true;
	390	+
	391	+ if (isset($location) && $location != ''){
	392	+ $first_char = substr($location,0,1);
	393	+
	394	+ // DIV/XPATH provided for JS handling
	395	+ if ($first_char == TABOOLA_JS_MARKER){
	396	+ $full_indicator = substr($location,0,strlen(TABOOLA_JS_INDICATOR));
	397	+
	398	+ if ($full_indicator == TABOOLA_JS_INDICATOR){
	399	+
	400	+ $xpath = substr($location,strlen(TABOOLA_JS_INDICATOR));
	401	+ $scriptWrapper = new JavaScriptWrapper("js_inject.min.js",array(
	402	+ "{{HTML}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_HTML),
	403	+ "{{SCRIPT}}" => $this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_SCRIPT))
	404	+ );
	405	+ $scriptWrapper->appendScript("injectWidgetByXpath('".$xpath."');");
	406	+ $content = $content."<span id='tbdefault'></span><script type='text/javascript'>".$scriptWrapper."</script>";
	407	+
	408	+ $do_default = false;
	409	+ }
	410	+
	411	+ // server side selector provided (see simple_html_dom selectors http://simplehtmldom.sourceforge.net/manual.htm)
	412	+ // basically it's CSS selectors like in jQuery
	413	+ } else{
	414	+ require_once('simple_html_dom.php');
	415	+
	416	+ $html_doc = str_get_html($content);
	417	+ $target_location = $html_doc->find($location,($this->settings->home_location_string_occurrence)-1);
	418	+
	419	+ // if the location was found within the html content
	420	+ if (isset($target_location) && is_object($target_location)){
	421	+
	422	+ // adding taboola content AFTER the target location
	423	+ $target_location->outertext = $target_location->outertext.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	424	+ $content = $html_doc;
	425	+ $do_default = false;
	426	+ }
	427	+ }
	428	+ }
	429	+ // Default for below-article widget - add to the end of the content
	430	+ // if ($do_default){
	431	+ // $content = $content.$this->format_taboola_content_home($taboola_content_home,TABOOLA_CONTENT_FORMAT_STRING);
	432	+ // }
	433	+ return $content;
	434	+
	435	+ }
	436	+
109	437	function admin_generate_menu(){
110	438	global $current_user;
111	439	add_menu_page('Taboola', 'Taboola', 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110);
112	440	}
		@@ -117,26 +445,103 @@
117	445	$taboola_errors = array();
118	446	if($_SERVER['REQUEST_METHOD'] == 'POST'){
119	447
120	448	if(trim($_POST['publisher_id']) == ''){
121		- $taboola_errors[] = "Please add a 'Publisher ID' in order to apply changes to your widgets";
	449	+ $taboola_errors[] = "Publisher ID";
122	450	}
123		- if(($_POST['first_bc_enabled'] == 'on' && trim($_POST['first_bc_widget_id']) == '') ||
124		- ($_POST['second_bc_enabled'] == 'on' && trim($_POST['second_bc_widget_id']) == '')
125		- ){
126		- $taboola_errors[] = "Please add a 'Widget ID' in order to apply changes to your widgets";
	451	+
	452	+ if(isset($_POST['first_bc_enabled'])) {
	453	+ if (trim($_POST['first_bc_widget_id']) == '') {
	454	+ $taboola_errors[] = "Below-article > Widget ID";
	455	+ }
	456	+ if (trim($_POST['first_bc_placement']) == '') {
	457	+ $taboola_errors[] = "Below-article > Placement Name";
	458	+ }
127	459	}
	460	+
	461	+ if(isset($_POST['mid_enabled'])) {
	462	+ if (trim($_POST['mid_widget_id']) == '') {
	463	+ $taboola_errors[] = "Mid-article > Widget ID";
	464	+ }
	465	+ if (trim($_POST['mid_placement']) == '') {
	466	+ $taboola_errors[] = "Mid-article > Placement Name";
	467	+ }
	468	+ if (trim($_POST['mid_location_string']) == '') {
	469	+ $taboola_errors[] = "Mid-article > CSS selector";
	470	+ }
	471	+ else {
	472	+ // If the 'location' WAS filled in, then...
	473	+
	474	+ // 1) Check for a valid 'location':
	475	+
	476	+ // Validation method has not been implemented
	477	+ // mid_if (!$this->is_locaton_string_valid1($_POST['mid_location_string'])) {
	478	+ // $taboola_errors[] = "Mid-article > CSS Selector (invalid value)";
	479	+ // }
	480	+
	481	+ // 2) Validate the 'occurrence':
	482	+ if (!$this->is_mid_location_string_occurrence_valid($_POST['mid_location_string_occurrence'])) {
	483	+ $taboola_errors[] = "Mid-article > Occurance (must be >= 1)";
	484	+ }
	485	+ }
	486	+
	487	+ }
	488	+
	489	+ if(isset($_POST['home_enabled'])) {
	490	+ if (trim($_POST['home_widget_id']) == '') {
	491	+ $taboola_errors[] = "Homepage > Widget ID";
	492	+ }
	493	+ if (trim($_POST['home_placement']) == '') {
	494	+ $taboola_errors[] = "Homepage > Placement Name";
	495	+ }
	496	+
	497	+ if (trim($_POST['home_location_string']) == '') {
	498	+ $taboola_errors[] = "Homepage > CSS selector";
	499	+ }
	500	+ else {
	501	+ // If the 'location' WAS filled in, then...
	502	+
	503	+ // 1) Check for a valid 'location':
	504	+
	505	+ // Validation method has not been implemented
	506	+ // if (!$this->is_home_location_string_valid($_POST['home_location_string'])) {
	507	+ // $taboola_errors[] = "Homepage > CSS Selector (invalid value)";
	508	+ // }
	509	+
	510	+ // 2) Validate the 'occurrence':
	511	+ if (!empty($_POST['home_location_string']) && !$this->is_home_location_string_occurrence_valid($_POST['home_location_string_occurrence'])) {
	512	+ $taboola_errors[] = "Homepage > Occurance (must be >= 1)";
	513	+ }
	514	+ }
	515	+ }
	516	+
128	517	if(count($taboola_errors) == 0){
129	518
130	519	$data = array(
131	520	"publisher_id" => trim($_POST['publisher_id']),
132		- "first_bc_enabled" => $_POST['first_bc_enabled'] == 'on' ? true : false,
133		- "first_bc_widget_id" => trim($_POST['first_bc_widget_id']),
134		- "first_bc_custom_css" => trim($_POST['first_bc_custom_css']),
135		- "second_bc_enabled" => $_POST['second_bc_enabled'] == 'on' ? true : false,
136		- "second_bc_widget_id" => trim($_POST['second_bc_widget_id']),
137		- "second_bc_custom_css" => trim($_POST['second_bc_custom_css'])
	521	+
	522	+ "first_bc_enabled" => isset($_POST['first_bc_enabled']) ? true : false,
	523	+ "first_bc_widget_id" => !empty($_POST['first_bc_widget_id']) ? trim($_POST['first_bc_widget_id']) : '',
	524	+ "first_bc_placement" => !empty($_POST['first_bc_placement']) ? trim($_POST['first_bc_placement']) : '',
	525	+
	526	+ "out_of_content_enabled" => isset($_POST['out_of_content_enabled']) ? true : false,
	527	+
	528	+ "mid_enabled" => isset($_POST['mid_enabled']) ? true : false,
	529	+ "mid_widget_id" => !empty($_POST['mid_widget_id']) ? trim($_POST['mid_widget_id']) : '',
	530	+ "mid_placement" => !empty($_POST['mid_placement']) ? trim($_POST['mid_placement']) : '',
	531	+ "mid_paragraph_ui_mode" => !empty($_POST['mid_paragraph_ui_mode']) ? trim($_POST['mid_paragraph_ui_mode']) : '',
	532	+
	533	+ "mid_location_string_occurrence" => !empty($_POST['mid_location_string_occurrence']) ? $_POST['mid_location_string_occurrence'] : '',
	534	+ "mid_location_string" => !empty($_POST['mid_location_string']) ? trim($_POST['mid_location_string']) : '',
	535	+
	536	+ "home_enabled" => isset($_POST['home_enabled']) ? true : false,
	537	+ "home_widget_id" => !empty($_POST['home_widget_id']) ? trim($_POST['home_widget_id']) : '',
	538	+ "home_placement" => !empty($_POST['home_placement']) ? trim($_POST['home_placement']) : '',
	539	+
	540	+ "home_location_string_occurrence" => !empty($_POST['home_location_string_occurrence']) ? $_POST['home_location_string_occurrence'] : '',
	541	+ "home_location_string" => !empty($_POST['home_location_string']) ? trim($_POST['home_location_string']) : ''
138	542	);
	543	+
139	544	//var_dump($settings);
140	545	if($settings == NULL){
141	546	$wpdb->insert($this->tbl_taboola_settings, $data, null, null);
142	547	} else {
		@@ -145,20 +550,140 @@
145	550	}
146	551	$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1");
147	552	}
148	553
	554	+ include_once('settings.php');
	555	+ }
149	556
150		- include_once('settings.php');
	557	+ function is_mid_location_string_valid($mid_location_string){
	558	+ // TODO:: validate the location string
	559	+ return true;
151	560	}
152		- function activate(){
	561	+
	562	+ function is_mid_location_string_occurrence_valid($mid_location_string_occurrence){
	563	+
	564	+ if ((int)$mid_location_string_occurrence >= 1) {
	565	+ return true;
	566	+ }
	567	+ return false;
	568	+ }
	569	+
	570	+ function is_home_location_string_valid($home_location_string){
	571	+ // TODO:: validate the location string
	572	+ return true;
	573	+ }
	574	+
	575	+ function is_home_location_string_occurrence_valid($home_location_string_occurrence){
	576	+
	577	+ if ((int)$home_location_string_occurrence >= 1) {
	578	+ return true;
	579	+ }
	580	+ return false;
	581	+ }
	582	+ function columnExists($column_name) {
153	583	global $wpdb;
	584	+ $table_name = $wpdb->prefix . "_taboola_settings";
	585	+ tb_write_log("table name : " . $table_name);
	586	+ tb_write_log("column name : " . $column_name);
154	587
	588	+ $column_exists = $wpdb->get_var("SHOW COLUMNS FROM $table_name LIKE '$column_name'") !== null;
	589	+
	590	+ if ($column_exists) {
	591	+ tb_write_log("Yes - column " . $column_name . " DOES exist!"); //PC
	592	+ return true;
	593	+ } else {
	594	+ tb_write_log("No - column " . $column_name . " does NOT exist!"); //PC
	595	+ return false;
	596	+ }
	597	+ }
	598	+
	599	+ function is_upgrade_from_v1() {
	600	+
	601	+ if($this->columnExists("first_bc_widget_id") && !$this->columnExists("first_bc_placement")){
	602	+ tb_write_log("This IS a v1 upgrade!"); //PC
	603	+ return true;
	604	+ }
	605	+ else {
	606	+ tb_write_log("This is NOT a v1 upgrade!"); //PC
	607	+ return false;
	608	+ }
	609	+
	610	+ }
	611	+
	612	+ function is_db_updated_for_min_ver($min_ver) {
	613	+ /**
	614	+ * Checks if the DB was *previously* updated for the minimum version specified.
	615	+ * $min_ver should be passed in a format like this: "2.1.0"
	616	+ */
	617	+ global $wpdb;
	618	+
	619	+ // Check the saved version in wp_options. Default to '1.0.0' if the option is not found.
	620	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	621	+
	622	+ $db_is_up_to_date = version_compare($saved_version, $min_ver, '>=');
	623	+ //tb_write_log($db_is_up_to_date);
	624	+ return $db_is_up_to_date;
	625	+
	626	+ }
	627	+
	628	+ function is_db_updated_for_current_ver() {
	629	+ /**
	630	+ * Checks if the DB was *previously* updated for the version currently loaded.
	631	+ */
	632	+ global $wpdb;
	633	+
	634	+ // Check the saved version in wp_options. Default to '1.0.0' if the option is not found.
	635	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '1.0.0');
	636	+
	637	+ // Get the currently loaded plugin version from wp_options.
	638	+ $plugin_version = $this->get_loaded_plugin_version();
	639	+
	640	+ $db_is_up_to_date = version_compare($saved_version, $plugin_version, '>=');
	641	+ //tb_write_log($db_is_up_to_date);
	642	+ return $db_is_up_to_date;
	643	+
	644	+ }
	645	+
	646	+ function get_loaded_plugin_version() {
	647	+
	648	+ $plugin_data = get_plugin_data( __FILE__ ); // Can be invoked from Admin page only
	649	+ $loaded_plugin_version = $plugin_data['Version'];
	650	+ return $loaded_plugin_version;
	651	+
	652	+ }
	653	+
	654	+ function save_taboola_version($min_ver) {
	655	+ // Get the currently loaded plugin version
	656	+ // $plugin_version = $this->get_loaded_plugin_version();
	657	+
	658	+ tb_write_log("SAVING NEW MIN VERSION: " . $min_ver); // PC
	659	+
	660	+ // Check the saved version in wp_options. Default to '' if the option is not found.
	661	+ $saved_version = get_option(TABOOLA_OPTION_NAME, '');
	662	+ if ($saved_version == '') {
	663	+ add_option(TABOOLA_OPTION_NAME, $min_ver);
	664	+ }
	665	+ else {
	666	+ update_option(TABOOLA_OPTION_NAME, $min_ver);
	667	+ }
	668	+ }
	669	+
	670	+ function update_db(){
	671	+
	672	+ // If we are up to date, then skip this method...
	673	+ if ($this->is_db_updated_for_min_ver(TABOOLA_MIN_VER)) {
	674	+ //tb_write_log("All up to date!");
	675	+ return;
	676	+ }
	677	+
	678	+ $this->save_taboola_version(TABOOLA_MIN_VER);
	679	+
	680	+ global $wpdb;
155	681	require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
	682	+
156	683
157		- $settings_table = $this->tbl_taboola_settings;
158		-
159	684	//check mysql version
160		- if (version_compare(mysql_get_server_info(), '4.1.0', '>=')) {
	685	+ if (function_exists('mysql_get_server_info') && version_compare(mysql_get_server_info(), '4.1.0', '>=')) {
161	686	if (!empty($wpdb->charset))
162	687	$charset_collate = "DEFAULT CHARACTER SET $wpdb->charset";
163	688	if (!empty($wpdb->collate))
164	689	$charset_collate .= " COLLATE $wpdb->collate";
		@@ -163,8 +688,14 @@
163	688	if (!empty($wpdb->collate))
164	689	$charset_collate .= " COLLATE $wpdb->collate";
165	690	}
166	691
	692	+ // Check if this is an upgrade from v1
	693	+ $is_upgrade_from_v1 = $this->is_upgrade_from_v1();
	694	+
	695	+ // tb_write_log("Is upgrade from v1: " . ($is_upgrade_from_v1 ? 'true' : 'false'));
	696	+
	697	+
167	698	//settings table structure
168	699	$sql_table_settings = "
169	700	CREATE TABLE `" . $wpdb->prefix . "_taboola_settings` (
170	701	`id` INT NOT NULL AUTO_INCREMENT ,
		@@ -170,21 +701,83 @@
170	701	`id` INT NOT NULL AUTO_INCREMENT ,
171	702	`publisher_id` VARCHAR(255) DEFAULT NULL,
172	703	`first_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
173	704	`first_bc_widget_id` VARCHAR(255) DEFAULT NULL,
	705	+ `first_bc_placement` VARCHAR(255) DEFAULT " . ($is_upgrade_from_v1 ? "'below-article'" : "NULL") .",
174	706	`first_bc_custom_css` TEXT DEFAULT NULL,
175	707	`second_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
176	708	`second_bc_widget_id` VARCHAR(255) DEFAULT NULL,
177	709	`second_bc_custom_css` TEXT DEFAULT NULL,
	710	+ `location_string` TEXT DEFAULT NULL,
	711	+ `mid_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	712	+ `mid_widget_id` VARCHAR(255) DEFAULT NULL,
	713	+ `mid_placement` VARCHAR(255) DEFAULT NULL,
	714	+ `out_of_content_enabled` TINYINT(1) NOT NULL DEFAULT TRUE,
	715	+ `mid_location_string` TEXT DEFAULT NULL,
	716	+ `mid_location_string_occurrence` SMALLINT DEFAULT NULL,
	717	+ `mid_paragraph_ui_mode` VARCHAR(255) DEFAULT NULL,
	718	+ `home_enabled` TINYINT(1) NOT NULL DEFAULT FALSE,
	719	+ `home_widget_id` VARCHAR(255) DEFAULT NULL,
	720	+ `home_placement` VARCHAR(255) DEFAULT NULL,
	721	+ `home_location_string` TEXT DEFAULT NULL,
	722	+ `home_location_string_occurrence` SMALLINT DEFAULT NULL,
178	723	PRIMARY KEY (`id`)
179	724	)" . $charset_collate . ";";
	725	+
	726	+ // tb_write_log($sql_table_settings);
180	727
181		- //check if table exists
182		- if ($wpdb->get_var("show tables like '" . $settings_table . "'") != $settings_table) {
	728	+ // create/update the table
183	729	dbDelta($sql_table_settings);
184		- }
185	730	}
186	731	}
187	732	}
188	733
189	734	global $taboolaWP;
190		-$taboolaWP = new TaboolaWP();
	735	+$taboolaWP = new TaboolaWP();
	736	+
	737	+/*
	738	+A few utility methods for logging
	739	+*/
	740	+
	741	+// Writes debugging messages to 'logs/debug.log'.
	742	+// The exact file location depends on *where* you trigger the function.
	743	+// In this script, we trigger the function from the admin dashboard.
	744	+// So the log file is located under 'wp-admin/logs'.
	745	+function tb_write_log($log_msg)
	746	+{
	747	+ $log_filename = "logs";
	748	+ if (!file_exists($log_filename))
	749	+ {
	750	+ mkdir($log_filename, 0777, true);
	751	+ }
	752	+ $log_file_data = $log_filename.'/debug.log';
	753	+
	754	+ // Add date/time
	755	+ $date = date('Y-m-d H:i:s');
	756	+ $log_msg_with_date = $date." : ".$log_msg;
	757	+
	758	+ if (TABOOLA_DEBUG_MODE)
	759	+ file_put_contents($log_file_data, $log_msg_with_date . "\n", FILE_APPEND);
	760	+
	761	+}
	762	+
	763	+// Write to console
	764	+function tb_console_log( $data ){
	765	+
	766	+ If(wp_get_environment_type() === 'development') {
	767	+
	768	+ echo '<script>';
	769	+ echo 'console.log('. json_encode( $data ) .')';
	770	+ echo '</script>';
	771	+
	772	+ }
	773	+}
	774	+
	775	+// Write to webpage and stop
	776	+function tb_print_to_page($data) {
	777	+ If(wp_get_environment_type() === 'development') {
	778	+ print_r($data);
	779	+ die;
	780	+ }
	781	+}
	782	+
	783	+//