feature/#555-support-for-yoast-focus-keyword-meta-description

modules/yoastseo/assets/js/meta-box.js

@@ -94,6 +94,62 @@
 
         }
 
+        /**
+         *
+         * Yoast SEO Focus Keyword
+         *
+         *
+         */
+
+        if ($('#pp-checklists-req-focus_keyword').length > 0) {
+            $(document).on(PP_Checklists.EVENT_TIC, function (event) {
+              var count = 0,
+                obj = null,
+                min_value = parseInt(ppChecklists.requirements.focus_keyword.value[0]),
+                max_value = parseInt(ppChecklists.requirements.focus_keyword.value[1]);
+
+            if ($('#focus-keyword-input-metabox').length === 0) {
+                return;
+            }
+
+            obj = $('#focus-keyword-input-metabox').val();
+
+              if (typeof obj !== 'undefined') {
+                count = obj.length;
+
+                $('#pp-checklists-req-focus_keyword').trigger(
+                  PP_Checklists.EVENT_UPDATE_REQUIREMENT_STATE,
+                  PP_Checklists.check_valid_quantity(count, min_value, max_value),
+                );
+              }
+            });
+        }
+
+        /**
+         *
+         * Yoast SEO Meta Description
+         *
+         */
+
+        if ($('#pp-checklists-req-meta_description').length > 0) {
+            $(document).on(PP_Checklists.EVENT_TIC, function (event) {
+                var count = 0,
+                    obj = '', 
+                    min_value = parseInt(ppChecklists.requirements.meta_description.value[0]),
+                    max_value = parseInt(ppChecklists.requirements.meta_description.value[1]);
+
+
+                obj = $('#yoast-google-preview-description-metabox').find('span[data-text="true"]').text() || '';
+
+                count = obj.length;
+
+                $('#pp-checklists-req-meta_description').trigger(
+                    PP_Checklists.EVENT_UPDATE_REQUIREMENT_STATE,
+                    PP_Checklists.check_valid_quantity(count, min_value, max_value),
+                );
+            });
+        }
+
     });
 
 })(jQuery, window, document, PP_Checklists);

modules/yoastseo/lib/Requirement/Focus_Keyword.php

@@ -0,0 +1,67 @@
+<?php
+
+/**
+ * @package     PublishPress\Checklists
+ * @author      PublishPress <[email protected]>
+ * @copyright   Copyright (C) 2018 PublishPress. All rights reserved.
+ * @license     GPLv2 or later
+ * @since       1.0.0
+ */
+
+namespace PublishPress\Checklists\Yoastseo\Requirement;
+
+use PublishPress\Checklists\Core\Requirement\Base_counter;
+use stdClass;
+
+class Focus_Keyword extends Base_counter
+{
+    /**
+     * The name of the requirement, in a slug format
+     *
+     * @var string
+     */
+    public $name = 'focus_keyword';
+
+    /**
+     * The name of the requirement, in a slug format
+     *
+     * @var string
+     */
+    public $group = 'yoastseo';
+
+    /**
+     * Initialize the language strings for the instance
+     *
+     * @return void
+     */
+    public function init_language()
+    {
+        $this->lang['label']                = __('Number of characters in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_settings']       = __('Number of characters in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_min_singular']   = __('Minimum of %d character in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_min_plural']     = __('Minimum of %d characters in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_max_singular']   = __('Maximum of %d character in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_max_plural']     = __('Maximum of %d characters in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_exact_singular'] = __('%d character in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_exact_plural']   = __('%d characters in Yoast SEO focus keyword', 'publishpress-checklists');
+        $this->lang['label_between']        = __('Between %d and %d characters in Yoast SEO focus keyword', 'publishpress-checklists');
+    }
+
+    /**
+     * Returns the current status of the requirement.
+     *
+     * @param stdClass $post
+     * @param mixed $option_value
+     *
+     * @return mixed
+     */
+    public function get_current_status($post, $option_value)
+    {
+        // Get focus keyword from Yoast SEO meta
+        $focus_keyword = get_post_meta($post->ID, '_yoast_wpseo_focuskw', true);   
+
+        $count = strlen(trim($focus_keyword));
+
+        return ($count >= $option_value[0]) && ($option_value[1] == 0 || $count <= $option_value[1]);
+    }
+}

modules/yoastseo/lib/Requirement/Meta_Description.php

@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * @package     PublishPress\Checklists
+ * @author      PublishPress <[email protected]>
+ * @copyright   Copyright (C) 2018 PublishPress. All rights reserved.
+ * @license     GPLv2 or later
+ * @since       1.0.0
+ */
+
+namespace PublishPress\Checklists\Yoastseo\Requirement;
+
+use PublishPress\Checklists\Core\Requirement\Base_counter;
+use stdClass;
+
+class Meta_Description extends Base_counter
+{
+    /**
+     * The name of the requirement, in a slug format
+     *
+     * @var string
+     */
+    public $name = 'meta_description';
+
+    /**
+     * The name of the requirement, in a slug format
+     *
+     * @var string
+     */
+    public $group = 'yoastseo';
+
+    /**
+     * Initialize the language strings for the instance
+     *
+     * @return void
+     */
+    public function init_language()
+    {
+        $this->lang['label']                = __('Number of characters in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_settings']       = __('Number of characters in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_min_singular']   = __('Minimum of %d character in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_min_plural']     = __('Minimum of %d characters in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_max_singular']   = __('Maximum of %d character in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_max_plural']     = __('Maximum of %d characters in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_exact_singular'] = __('%d character in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_exact_plural']   = __('%d characters in Yoast SEO meta description', 'publishpress-checklists');
+        $this->lang['label_between']        = __('Between %d and %d characters in Yoast SEO meta description', 'publishpress-checklists');
+    }
+
+    /**
+     * Returns the current status of the requirement.
+     *
+     * @param stdClass $post
+     * @param mixed $option_value
+     *
+     * @return mixed
+     */
+    public function get_current_status($post, $option_value)
+    {
+
+        // Get focus keyword from Yoast SEO meta
+        $meta_description = get_post_meta($post->ID, '_yoast_wpseo_metadesc', true);   
+
+        $count = strlen(trim($meta_description));
+
+        return ($count >= $option_value[0]) && ($option_value[1] == 0 || $count <= $option_value[1]);
+    }
+}

modules/yoastseo/yoastseo.php

@@ -5,6 +5,8 @@
 use PublishPress\Checklists\Core\Legacy\Module;
 use PublishPress\Checklists\Yoastseo\Requirement\Readability_Analysis;
 use PublishPress\Checklists\Yoastseo\Requirement\Seo_Analysis;
+use PublishPress\Checklists\Yoastseo\Requirement\Focus_Keyword;
+use PublishPress\Checklists\Yoastseo\Requirement\Meta_Description;
 
 /**
  * @package     PublishPress\Checklists
@@ -150,6 +152,8 @@ public function filterPostTypeRequirements($requirements, $postType)
     {
         $requirements[] = Readability_Analysis::class;
         $requirements[] = Seo_Analysis::class;
+        $requirements[] = Focus_Keyword::class;
+        $requirements[] = Meta_Description::class;
 
         return $requirements;
     }