* @author Vasilis Georgoudis */ class Pressbooks_Metadata_Educational{ /** * The type level that identifies where these metaboxes will be created * * @since 0.x * @access public */ public $type_level; /** * The variable that holds the values from the database for the vocabulary output * * @since 0.x * @access public */ public $metadata; /** * The variable that holds the group id of the metabox * * @since 0.x * @access public */ public $groupId; /** * The variable that holds the properties of this vocabulary * * @since 0.x * @access public */ private $type_properties = array( //For all the properties on external vocabularies we use the true paramenter //We do this because we dont select properties for other vocabularies except from schema //Without the true parameter the fields will not render 'educationalType' => array(true,'Educational Metadata Type','Choose the type of data your educational data best describes', array('Default'=>'Default', 'WebPage'=>'WebPage', 'Article'=>'Article', 'Course'=>'Course', 'WebSite'=>'WebSite', 'Book' => 'Book')), 'isced_field' => array(true,'ISCED field of education','Broad field of education according to ISCED-F 2013.'. '
Click Here for more information', array( '--Select--' => '--Select--', 'Generic programmes and qualifications' => 'Generic programmes and qualifications', 'Education' => 'Education', 'Arts and humanities' => 'Arts and humanities', 'Social sciences, journalism and information' => 'Social sciences, journalism and information', 'Business, administration and law' => 'Business, administration and law', 'Natural sciences, mathematics and statistics' => 'Natural sciences, mathematics and statistics', 'Information and Communication Technologies' => 'Information and Communication Technologies', 'Engineering, manufacturing and construction' => 'Engineering, manufacturing and construction', 'Agriculture, forestry, fisheries and veterinary' => 'Agriculture, forestry, fisheries and veterinary', 'Health and welfare' => 'Health and welfare', 'Services' => 'Services',)), 'isced_level'=>array(true,'ISCED level of education','Level of education according to ISCED-P 2011'.'
Click Here for more information', array( '' => '--Select--', '10' => 'Early Childhood Education', '1' => 'Primary education', '2' => 'Lower secondary education', '3' => 'Upper secondary education', '4' => 'Post-secondary non-tertiary education', '5' => 'Short-cycle tertiary education', '6' => 'Bachelor’s or equivalent level', '7' => 'Master’s or equivalent level', '8' => 'Doctoral or equivalent level', '9' => 'Not elsewhere classified')), 'typicalAgeRange' => array(true,'Age Range','The target age of this book', array('18-' => 'Adults', '17-18' => '17-18 years', '16-17' => '16-17 years', '15-16' => '15-16 years', '14-15' => '14-15 years', '13-14' => '13-14 years', '12-13' => '12-13 years', '11-12' => '11-12 years', '10-11' => '10-11 years', '9-10' => '9-10 years', '8-9' => '8-9 years', '7-8' => '7-8 years', '6-7' => '6-7 years', '3-5' => '3-5 years')), 'edu_level'=>array(true,'Educational Level','The level of this subject. For ex. B1 for an English Course, or Grade 2 for a Physics Course.'), 'edu_frame'=>array(true,'Educational Framework','The Framework that the educational level belongs to. Example: CEFR, Common Core, European Baccalaureate'), 'learningResourceType'=>array(true,'Learning Resource Type','The kind of resource this book represents', array('course' => 'Course', 'exam' => 'Examination', 'exercise' => 'Exercise')), 'interactivityType'=>array(true,'Interactivity Type','The interactivity type of this book', array('expositive'=> 'Expositive', 'mixed' => 'Mixed', 'active' => 'Active')), 'timeRequired'=>array(true,'Class Learning Time (hours)','The study time required for the book','number'), 'edu_role'=>array(true,'Educational Role','An educationalRole of an EducationalAudience.', array('Students' => 'Students', 'Teachers' => 'Teachers')), 'educationalUse'=>array(true,'Educational Use','The purpose of a work in the context of education; for example, \'assignment\', \'group work\'.'), 'trg_desc'=>array(true,'Target Description','The description of a node in an established educational framework. Find more here', array('General' =>'General', 'Mobility' =>'Mobility', 'Communication' =>'Communication', 'Hearing' =>'Hearing', 'Vision' =>'Vision')), 'trg_url'=>array(true,'Target Url','The URL of a node in an established educational framework. http://example.com') ); public function __construct($typeLevelInput) { $this->modify_isced_field(); $this->groupId = 'edu_vocab'; $this->type_level = $typeLevelInput; //Removing the EducationalType dropdown form the array because Pressbooks Book Info is a Book By Default if($this->type_level == 'metadata'){ unset($this->type_properties['educationalType']); } $this->pmdt_add_metabox( $this->type_level ); } /** * The function which modifies the isced field depending on the addon plugin * * @since 0.x */ function modify_isced_field(){ include_once( ABSPATH . 'wp-admin/includes/plugin.php' ); if ( is_plugin_active( 'pressbooks-isced-fields/pressbooks-isced-fields.php' ) ) { require_once( ABSPATH . '/wp-content/plugins/pressbooks-isced-fields/admin/class-pressbooks-isced-fields-admin.php'); $isced_field = \Pressbooks_Isced_Fields_Admin::get_isced_field(); if($isced_field != null){ unset($this->type_properties['isced_field']); $this->type_properties['isced_field'] = $isced_field['isced_field']; } } } /** * The function which produces the metaboxes for the vocabulary * * @param string Accepting a string so we can distinguish on witch place each metabox is created * * @since 0.x */ public function pmdt_add_metabox( $meta_position ) { new create_metabox( $this->groupId, 'Educational Metadata', $meta_position, $this->type_properties ); } /** * A function needed for the array of metadata that comes from each post site-meta cpt or chapter * It automatically returns the first item in the array. * @since 0.x * */ private function pmdt_get_first( $my_array ) { if ( $my_array == '' ) { return ''; } else { return $my_array[0]; } } /** * Gets the value for the microtags from $this->metadata. * * @since 0.x * @access public */ private function pmdt_get_value( $propName ) { $array = isset( $this->metadata[ $propName ] ) ? $this->metadata[ $propName ] : ''; if ( $this->type_level != 'metadata' ) { $value = $this->pmdt_get_first( $array ); } else { //We always use the get_first function except if our level is metadata coming from pressbooks $value = $array; } return $value; } /** * Gets the value from isced using the level. * * @since 0.x * @access private */ private function get_isced_level($level){ $isced_level_data = array( '' => '--Select--', '10' => 'Early Childhood Education', '1' => 'Primary education', '2' => 'Lower secondary education', '3' => 'Upper secondary education', '4' => 'Post-secondary non-tertiary education', '5' => 'Short-cycle tertiary education', '6' => 'Bachelor’s or equivalent level', '7' => 'Master’s or equivalent level', '8' => 'Doctoral or equivalent level', '9' => 'Not elsewhere classified'); return $isced_level_data[$level]; } /** * Function that creates the vocabulary metatags * * @since 0.x * @access public */ public function pmdt_get_metatags() { //Getting the information from the database if($this->type_level == 'metadata' || $this->type_level == 'site-meta'){ $this->metadata = genFunc::get_metadata(); }else{ $this->metadata = get_post_meta( get_the_ID() ); } //Keys for looping $loop_keys = array( 'typicalAgeRange', 'learningResourceType', 'interactivityType', 'timeRequired', 'educationalUse' ); //Starting point of educational schema part 1 $html = "\n"; //If not Pressbooks Book Info we show the selected educationalType if($this->type_level != 'metadata'){ //Constructing the key $dataKey = strtolower('pb_educationalType_' . $this->groupId .'_'. $this->type_level); //Getting the data $val = $this->pmdt_get_value($dataKey); //Checking for default value if(empty($val) || $val == 'Default'){ switch ($this->type_level){ case 'post': case 'chapter': $val = 'WebPage'; break; case 'site-meta': $val = 'WebSite'; break; } } $html .= '

'; } $partTwoMetadata = null; foreach ( $this->type_properties as $key => $desc ) { //Constructing the key for the data //Add strtolower in all vocabs remember $dataKey = strtolower('pb_' . $key . '_' . $this->groupId .'_'. $this->type_level); //Getting the data $val = $this->pmdt_get_value($dataKey); //Checking if the value exists and that the key is in the array for the schema if(empty($val) || $val == '--Select--'){ continue; }else{ if(in_array($key,$loop_keys)){ //if the schema is timeRequired, we are using a specific format to display it, //like the example here: https://schema.org/timeRequired if ( 'timeRequired' == $key ) { $val = 'PT'. $val.'H'; } $html .= "\n"; }else{ $partTwoMetadata[$key] = $val; } } } //Ending schema part 1 //Starting point of educational schema part 2 if ( isset( $this->metadata['pb_title'] ) ) { $html .= "\n" ." \n" ." \n" ."\n"; } if ( isset($partTwoMetadata['isced_field']) ) { $html .= "\n" ." \n" ." \n" ." \n" ."\n"; } if ( isset($partTwoMetadata['isced_level']) && !empty($partTwoMetadata['isced_level']) ) { $html .= "\n" ." \n" ." \n" ." \n" ." " ."\n"; } if ( isset( $partTwoMetadata['edu_level'] ) && isset( $partTwoMetadata['edu_frame'] )) { $html .= "\n" ." \n" ." \n" ." \n" ."\n"; } elseif ( isset( $partTwoMetadata['edu_level'] ) && !isset( $partTwoMetadata['edu_frame'] )) { $html .= "\n" ." \n" ." \n" ."\n"; } if(isset( $partTwoMetadata['trg_url'] ) || isset( $partTwoMetadata['trg_desc'] )){ $html .= "\n" ." \n"; if(isset( $partTwoMetadata['trg_url'] )){ $html .= " \n"; } if(isset( $partTwoMetadata['trg_desc'] )){ $html .= " \n"; } $html .= "\n"; } if(isset( $partTwoMetadata['edu_role'] )){ $html .= "\n" ." \n" ."\n"; } if($this->type_level != 'metadata'){ $html .= '

'; } echo $html; } }