I am using "Sensei LMS" and "Sensei LMS Certificates" plugins.
Now , to enhance "Sensei LMS Certificates" plugin functionality , I have created a custom meta box and custom fields like this : https://prnt.sc/104s7oy
I am using this action hook sensei_certificates_before_pdf_output to show text in PDF
I have added the following code in my custom plugin :
<?php
add_action( 'sensei_certificates_before_pdf_output', 'action__sensei_certificates_before_pdf_output' , 20, 2 );
function action__sensei_certificates_before_pdf_output( $pdf_certificate, $fpdf ) {
global $woothemes_sensei_certificates;
$show_border = apply_filters( 'woothemes_sensei_certificates_show_border', 0 );
$start_position = 200;
$args = array(
'post_type' => 'certificate',
'meta_key' => 'certificate_hash',
'meta_value' => $pdf_certificate->hash,
);
$query = new WP_Query( $args );
$certificate_id = 0;
if ( $query->have_posts() ) {
$query->the_post();
$certificate_id = $query->posts[0]->ID;
}
wp_reset_query();
if ( 0 < intval( $certificate_id ) ) {
$user_id = get_post_meta( $certificate_id, 'learner_id', true );
$student = get_userdata( $user_id );
$student_name = $student->display_name;
$fname = $student->first_name;
$lname = $student->last_name;
if ( '' != $fname && '' != $lname ) {
$student_name = $fname . ' ' . $lname;
}
$course_id = get_post_meta( $certificate_id, 'course_id', true );
$course_title = get_post_field('post_title', $course_id);
$course_end = Sensei_Utils::sensei_check_for_activity(
array(
'post_id' => intval( $course_id ),
'user_id' => intval( $user_id ),
'type' => 'sensei_course_status',
),
true
);
$course_end_date = $course_end->comment_date;
$date = Woothemes_Sensei_Certificates_Utils::get_certificate_formatted_date( $course_end_date );
if ( isset( $woothemes_sensei_certificates->certificate_template_fields['certificate_custom_message']['text'] ) && '' != $woothemes_sensei_certificates->certificate_template_fields['certificate_custom_message']['text'] ) {
$certificate_custom_message = $woothemes_sensei_certificates->certificate_template_fields['certificate_custom_message']['text'];
$certificate_custom_message .= str_replace( array( '{{learner}}', '{{course_title}}', '{{completion_date}}', '{{course_place}}' ), array( $student_name, $course_title, $date, get_bloginfo( 'name' ) ), $certificate_custom_message );
}
$output_fields = array(
'certificate_custom_message' => 'textarea_field',
);
foreach ( $output_fields as $meta_key => $function_name ) {
if ( isset( $woothemes_sensei_certificates->certificate_template_fields[ $meta_key ]['position']['x1'] ) ) {
$font_settings = $woothemes_sensei_certificates->get_certificate_font_settings( $meta_key );
call_user_func_array( array( $pdf_certificate, $function_name ), array( $fpdf, $meta_key, $show_border, array( $woothemes_sensei_certificates->certificate_template_fields[ $meta_key ]['position']['x1'], $woothemes_sensei_certificates->certificate_template_fields[ $meta_key ]['position']['y1'], $woothemes_sensei_certificates->certificate_template_fields[ $meta_key ]['position']['width'], $woothemes_sensei_certificates->certificate_template_fields[ $meta_key ]['position']['height'] ), $font_settings ) );
}
}
} else {
wp_die( esc_html__( 'The certificate you are searching for does not exist.', '' ), esc_html__( 'Certificate Error', '' ) );
}
}
but this is how text showing inside PDF : https://prnt.sc/104sg3v
expected result is "Hello Test hii" instead of "certificate_custom_message"
How do I fix this ?
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Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question.
Closed 5 months ago.
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My WordPress website has a Warning on a grid article saying:
preg_match(): Compilation failed: invalid range in character class at offset 12 in wp-content/plugins/js_composer/include/classes/shortcodes/vc-basic-grid.php on line 177
<?php
if ( ! defined( 'ABSPATH' ) ) {
die( '-1' );
}
require_once vc_path_dir( 'SHORTCODES_DIR', 'paginator/class-vc-pageable.php' );
require_once vc_path_dir( 'SHORTCODES_DIR', 'vc-btn.php' );
class WPBakeryShortCode_VC_Basic_Grid extends WPBakeryShortCode_Vc_Pageable {
public $pagable_type = 'grid';
public $items = array();
public static $excluded_ids = array();
protected $element_template = '';
protected static $default_max_items = 1000;
public $post_id = false;
protected $filter_terms;
public $attributes_defaults = array(
'initial_loading_animation' => 'zoomIn',
'full_width' => '',
'layout' => '',
'element_width' => '4',
'items_per_page' => '5',
'gap' => '',
'style' => 'all',
'show_filter' => '',
'filter_default_title' => 'all',
'exclude_filter' => '',
'filter_style' => '',
'filter_size' => 'md',
'filter_align' => '',
'filter_color' => '',
'arrows_design' => '',
'arrows_position' => '',
'arrows_color' => '',
'paging_design' => '',
'paging_color' => '',
'paging_animation_in' => '',
'paging_animation_out' => '',
'loop' => '',
'autoplay' => '',
'post_type' => 'post',
'filter_source' => 'category',
'orderby' => '',
'order' => 'DESC',
'meta_key' => '',
'max_items' => '10',
'offset' => '0',
'taxonomies' => '',
'custom_query' => '',
'data_type' => 'query',
'include' => '',
'exclude' => '',
'item' => 'none',
'grid_id' => '',
// disabled, needed for-BC:
'button_style' => '',
'button_color' => '',
'button_size' => '',
// New button3:
'btn_title' => '',
'btn_style' => 'modern',
'btn_el_id' => '',
'btn_custom_background' => '#ededed',
'btn_custom_text' => '#666',
'btn_outline_custom_color' => '#666',
'btn_outline_custom_hover_background' => '#666',
'btn_outline_custom_hover_text' => '#fff',
'btn_shape' => 'rounded',
'btn_color' => 'blue',
'btn_size' => 'md',
'btn_align' => 'inline',
'btn_button_block' => '',
'btn_add_icon' => '',
'btn_i_align' => 'left',
'btn_i_type' => 'fontawesome',
'btn_i_icon_fontawesome' => 'fa fa-adjust',
'btn_i_icon_openiconic' => 'vc-oi vc-oi-dial',
'btn_i_icon_typicons' => 'typcn typcn-adjust-brightness',
'btn_i_icon_entypo' => 'entypo-icon entypo-icon-note',
'btn_i_icon_linecons' => 'vc_li vc_li-heart',
'btn_i_icon_pixelicons' => 'vc_pixel_icon vc_pixel_icon-alert',
'btn_custom_onclick' => '',
'btn_custom_onclick_code' => '',
// fix template
'page_id' => '',
);
protected $grid_settings = array();
protected $grid_id_unique_name = 'vc_gid'; // if you change this also change in hook-vc-grid.php
function __construct( $settings ) {
parent::__construct( $settings );
$this->attributes_defaults['btn_title'] = __( 'Load more', 'js_composer' );
$this->shortcodeScripts();
}
public function shortcodeScripts() {
parent::shortcodeScripts();
wp_register_script( 'vc_grid-js-imagesloaded', vc_asset_url( 'lib/bower/imagesloaded/imagesloaded.pkgd.min.js' ) );
wp_register_script( 'vc_grid', vc_asset_url( 'js/dist/vc_grid.min.js' ), array(
'jquery',
'underscore',
'vc_pageable_owl-carousel',
'waypoints',
//'isotope',
'vc_grid-js-imagesloaded',
), WPB_VC_VERSION, true );
}
public function enqueueScripts() {
parent::enqueueScripts();
wp_enqueue_script( 'vc_grid-js-imagesloaded' );
wp_enqueue_script( 'vc_grid' );
}
public static function addExcludedId( $id ) {
self::$excluded_ids[] = $id;
}
public static function excludedIds() {
return self::$excluded_ids;
}
/**
* Get shortcode hash by it content and attributes
*
* #param $atts
* #param $content
*
* #deprecated 4.4.3
* #return string
*/
public function getHash( $atts, $content ) {
if ( vc_is_page_editable() || is_preview() ) {
_deprecated_function( 'WPBakeryShortCode_VC_Basic_Grid::getHash', '4.4.3 (will be removed in 4.10)', 'getId resave your grid' );
/* We are in Frontend editor
* We need to send RAW shortcode data, so hash is just json_encode of atts and content
*/
return urlencode( json_encode( array(
'tag' => $this->shortcode,
'atts' => $atts,
'content' => $content,
) ) );
}
/** Else
* We are in preview mode (viewing page).
* So hash is shortcode atts and content hash
*/
return sha1( serialize( array(
'tag' => $this->shortcode,
'atts' => $atts,
'content' => $content,
) ) );
}
public function getId( $atts, $content ) {
if ( vc_is_page_editable() || is_preview() ) {
/* We are in Frontend editor
* We need to send RAW shortcode data, so hash is just json_encode of atts and content
*/
return urlencode( json_encode( array(
'tag' => $this->shortcode,
'atts' => $atts,
'content' => $content,
) ) );
}
$id_pattern = '/' . $this->grid_id_unique_name . '\:([\w\_-]+)/';
$id_value = isset( $atts['grid_id'] ) ? $atts['grid_id'] : '';
preg_match( $id_pattern, $id_value, $id_matches );
$id_to_save = json_encode( array( 'failed_to_get_id' => esc_attr( $id_value ) ) );
if ( ! empty( $id_matches ) ) {
$id_to_save = $id_matches[1];
}
return $id_to_save;
}
/**
* Search in post meta vc_post_settings value
* For shortcode data by hash
*
* #param $page_id
* #param $hash
*
* #deprecated 4.4.3
* #return bool|array
*/
public function findPostShortcodeByHash( $page_id, $hash ) {
_deprecated_function( 'WPBakeryShortCode_VC_Basic_Grid::findPostShortcodeByHash', '4.4.3 (will be removed in 5.3)', 'findPostShortcodeById resave your grid to renew' );
if ( $hash ) {
if ( $this->currentUserCanManage( $page_id ) && preg_match( '/\"tag\"\:/', urldecode( $hash ) ) ) {
return json_decode( urldecode( $hash ), true ); // if frontend, no hash exists - just RAW data
}
$post_meta = get_post_meta( (int) $page_id, '_vc_post_settings' );
if ( is_array( $post_meta ) ) {
foreach ( $post_meta as $meta ) {
if ( isset( $meta['vc_grid'] ) && ! empty( $meta['vc_grid']['shortcodes'] ) && isset( $meta['vc_grid']['shortcodes'][ $hash ] ) ) {
return $meta['vc_grid']['shortcodes'][ $hash ];
}
}
}
}
return false;
}
public function findPostShortcodeById( $page_id, $grid_id ) {
if ( $this->currentUserCanManage( $page_id ) && preg_match( '/\"tag\"\:/', urldecode( $grid_id ) ) ) {
return json_decode( urldecode( $grid_id ), true ); // if frontend, no hash exists - just RAW data
}
$post_meta = get_post_meta( (int) $page_id, '_vc_post_settings' );
if ( is_array( $post_meta ) ) {
foreach ( $post_meta as $meta ) {
if ( isset( $meta['vc_grid_id'] ) && ! empty( $meta['vc_grid_id']['shortcodes'] ) && isset( $meta['vc_grid_id']['shortcodes'][ $grid_id ] ) ) {
return $meta['vc_grid_id']['shortcodes'][ $grid_id ];
}
}
}
return false;
}
private function renderItems() {
$output = $items = '';
$this->buildGridSettings();
$atts = $this->atts;
$settings = $this->grid_settings;
$filter_terms = $this->filter_terms;
$is_end = isset( $this->is_end ) && $this->is_end;
$css_classes = 'vc_grid vc_row' . esc_attr( $atts['gap'] > 0 ? ' vc_grid-gutter-' . (int) $atts['gap'] . 'px' : '' );
if ( is_array( $this->items ) && ! empty( $this->items ) ) {
require_once vc_path_dir( 'PARAMS_DIR', 'vc_grid_item/class-vc-grid-item.php' );
$grid_item = new Vc_Grid_Item();
$grid_item->setGridAttributes( $atts );
$grid_item->setIsEnd( $is_end );
$grid_item->setTemplateById( $atts['item'] );
$output .= $grid_item->addShortcodesCustomCss();
ob_start();
wp_print_styles();
$output .= ob_get_clean();
$attributes = array(
'filter_terms' => $filter_terms,
'atts' => $atts,
'grid_item',
$grid_item,
);
$output .= apply_filters( 'vc_basic_grid_template_filter', vc_get_template( 'shortcodes/vc_basic_grid_filter.php', $attributes ), $attributes );
while ( have_posts() ) {
the_post();
$items .= $grid_item->renderItem( get_post() );
}
wp_reset_postdata();
}
$items = apply_filters( $this->shortcode . '_items_list', $items );
$output .= $this->renderPagination( $atts['style'], $settings, $items, $css_classes );
return $output;
}
public function setContentLimits() {
$atts = $this->atts;
if ( 'ids' === $this->atts['post_type'] ) {
$this->atts['max_items'] = 0;
$this->atts['offset'] = 0;
$this->atts['items_per_page'] = apply_filters( 'vc_basic_grid_max_items', self::$default_max_items );
} else {
$this->atts['offset'] = $offset = isset( $atts['offset'] ) ? (int) $atts['offset'] : $this->attributes_defaults['offset'];
$this->atts['max_items'] = isset( $atts['max_items'] ) ? (int) $atts['max_items'] : (int) $this->attributes_defaults['max_items'];
$this->atts['items_per_page'] = ! isset( $atts['items_per_page'] ) ? (int) $this->attributes_defaults['items_per_page'] : (int) $atts['items_per_page'];
if ( $this->atts['max_items'] < 1 ) {
$this->atts['max_items'] = apply_filters( 'vc_basic_grid_max_items', self::$default_max_items );
}
}
$this->setPagingAll( $this->atts['max_items'] );
}
protected function setPagingAll( $max_items ) {
$atts = $this->atts;
$this->atts['items_per_page'] = $this->atts['query_items_per_page'] = $max_items > 0 ? $max_items : apply_filters( 'vc_basic_grid_items_per_page_all_max_items', self::$default_max_items );
$this->atts['query_offset'] = isset( $atts['offset'] ) ? (int) $atts['offset'] : $this->attributes_defaults['offset'];
}
public function renderAjax( $vc_request_param ) {
$this->items = array(); // clear this items array (if used more than once);
$id = isset( $vc_request_param['shortcode_id'] ) ? $vc_request_param['shortcode_id'] : false;
if ( ! isset( $vc_request_param['page_id'] ) ) {
return json_encode( array( 'status' => 'Nothing found' ) );
}
if ( $id ) {
$shortcode = $this->findPostShortcodeById( $vc_request_param['page_id'], $id );
} else {
/**
* #deprecated since 4.4.3 due to invalid logic in hash algorithm
*/
$hash = isset( $vc_request_param['shortcode_hash'] ) ? $vc_request_param['shortcode_hash'] : false;
$shortcode = $this->findPostShortcodeByHash( $vc_request_param['page_id'], $hash );
}
if ( ! is_array( $shortcode ) ) {
return json_encode( array( 'status' => 'Nothing found' ) );
}
visual_composer()->registerAdminCss();
visual_composer()->registerAdminJavascript();
// Set post id
$this->post_id = (int) $vc_request_param['page_id'];
$shortcode_atts = $shortcode['atts'];
$this->shortcode_content = $shortcode['content'];
$this->buildAtts( $shortcode_atts, $shortcode['content'] );
$this->buildItems();
return $this->renderItems();
}
public function postID() {
if ( false == $this->post_id ) {
$this->post_id = get_the_ID();
}
return $this->post_id;
}
public function buildAtts( $atts, $content ) {
$arr_keys = array_keys( $atts );
for ( $i = 0; $i < count( $atts ); $i ++ ) {
$atts[ $arr_keys[ $i ] ] = html_entity_decode( $atts[ $arr_keys[ $i ] ], ENT_QUOTES, 'utf-8' );
}
if ( isset( $atts['grid_id'] ) && ! empty( $atts['grid_id'] ) ) {
$id_to_save = $this->getId( $atts, $content );
} else {
$hash = $this->getHash( $atts, $content );
}
$atts = $this->convertButton2ToButton3( $atts );
$atts = shortcode_atts( $this->attributes_defaults, vc_map_get_attributes( $this->getShortcode(), $atts ) );
$this->atts = $atts;
if ( isset( $id_to_save ) ) {
$this->atts['shortcode_id'] = $id_to_save;
} else if ( isset( $hash ) ) {
$this->atts['shortcode_hash'] = $hash;
}
$this->atts['page_id'] = $this->postID();
$this->element_template = $content;
// #since 4.4.3
if ( 'custom' === $this->attr( 'post_type' ) ) {
$this->atts['style'] = 'all';
}
}
/**
* Getter attribute.
*
* #param $key
*
* #return mixed|null
*/
public function attr( $key ) {
return isset( $this->atts[ $key ] ) ? $this->atts[ $key ] : null;
}
public function buildGridSettings() {
$this->grid_settings = array(
'page_id' => $this->atts['page_id'],
// used in basic grid for initialization
'style' => $this->atts['style'],
'action' => 'vc_get_vc_grid_data',
);
// used in ajax request for items
if ( isset( $this->atts['shortcode_id'] ) && ! empty( $this->atts['shortcode_id'] ) ) {
$this->grid_settings['shortcode_id'] = $this->atts['shortcode_id'];
} elseif ( isset( $this->atts['shortcode_hash'] ) && ! empty( $this->atts['shortcode_hash'] ) ) {
// #deprecated since 4.4.3
$this->grid_settings['shortcode_hash'] = $this->atts['shortcode_hash'];
}
if ( 'load-more' === $this->atts['style'] ) {
$this->grid_settings = array_merge( $this->grid_settings, array(
// used in dispaly style load more button, lazy, pagination
'items_per_page' => $this->atts['items_per_page'],
'btn_data' => vc_map_integrate_parse_atts( $this->shortcode, 'vc_btn', $this->atts, 'btn' . '_' ),
) );
} elseif ( 'lazy' === $this->atts['style'] ) {
$this->grid_settings = array_merge( $this->grid_settings, array(
'items_per_page' => $this->atts['items_per_page'],
) );
} elseif ( 'pagination' === $this->atts['style'] ) {
$this->grid_settings = array_merge( $this->grid_settings, array(
'items_per_page' => $this->atts['items_per_page'],
// used in pagination style
'auto_play' => $this->atts['autoplay'] > 0 ? true : false,
'gap' => (int) $this->atts['gap'],
// not used yet, but can be used in isotope..
'speed' => (int) $this->atts['autoplay'] * 1000,
'loop' => $this->atts['loop'],
'animation_in' => $this->atts['paging_animation_in'],
'animation_out' => $this->atts['paging_animation_out'],
'arrows_design' => $this->atts['arrows_design'],
'arrows_color' => $this->atts['arrows_color'],
'arrows_position' => $this->atts['arrows_position'],
'paging_design' => $this->atts['paging_design'],
'paging_color' => $this->atts['paging_color'],
) );
}
$this->grid_settings['tag'] = $this->shortcode;
}
// TODO: setter & getter to attributes
public function buildQuery( $atts ) {
// Set include & exclude
if ( 'ids' !== $atts['post_type'] && ! empty( $atts['exclude'] ) ) {
$atts['exclude'] .= ',' . implode( ',', $this->excludedIds() );
} else {
$atts['exclude'] = implode( ',', $this->excludedIds() );
}
if ( 'ids' !== $atts['post_type'] ) {
$settings = array(
'posts_per_page' => $atts['query_items_per_page'],
'offset' => $atts['query_offset'],
'orderby' => $atts['orderby'],
'order' => $atts['order'],
'meta_key' => in_array( $atts['orderby'], array(
'meta_value',
'meta_value_num',
) ) ? $atts['meta_key'] : '',
'post_type' => $atts['post_type'],
'exclude' => $atts['exclude'],
);
if ( ! empty( $atts['taxonomies'] ) ) {
$vc_taxonomies_types = get_taxonomies( array( 'public' => true ) );
$terms = get_terms( array_keys( $vc_taxonomies_types ), array(
'hide_empty' => false,
'include' => $atts['taxonomies'],
) );
$settings['tax_query'] = array();
$tax_queries = array(); // List of taxnonimes
foreach ( $terms as $t ) {
if ( ! isset( $tax_queries[ $t->taxonomy ] ) ) {
$tax_queries[ $t->taxonomy ] = array(
'taxonomy' => $t->taxonomy,
'field' => 'id',
'terms' => array( $t->term_id ),
'relation' => 'IN',
);
} else {
$tax_queries[ $t->taxonomy ]['terms'][] = $t->term_id;
}
}
$settings['tax_query'] = array_values( $tax_queries );
$settings['tax_query']['relation'] = 'OR';
}
} else {
if ( empty( $atts['include'] ) ) {
$atts['include'] = - 1;
} elseif ( ! empty( $atts['exclude'] ) ) {
$include = array_map( 'trim', explode( ',', $atts['include'] ) );
$exclude = array_map( 'trim', explode( ',', $atts['exclude'] ) );
$diff = array_diff( $include, $exclude );
$atts['include'] = implode( ', ', $diff );
}
$settings = array(
'include' => $atts['include'],
'posts_per_page' => $atts['query_items_per_page'],
'offset' => $atts['query_offset'],
'post_type' => 'any',
'orderby' => 'post__in',
);
$this->atts['items_per_page'] = - 1;
}
return $settings;
}
public function buildItems() {
$this->filter_terms = $this->items = array();
$this->setContentLimits();
$this->addExcludedId( $this->postID() );
if ( 'custom' === $this->atts['post_type'] && ! empty( $this->atts['custom_query'] ) ) {
$query = html_entity_decode( vc_value_from_safe( $this->atts['custom_query'] ), ENT_QUOTES, 'utf-8' );
$post_data = query_posts( $query );
$this->atts['items_per_page'] = - 1;
} elseif ( false !== $this->atts['query_items_per_page'] ) {
$settings = $this->filterQuerySettings( $this->buildQuery( $this->atts ) );
$post_data = query_posts( $settings );
} else {
return;
}
if ( $this->atts['items_per_page'] > 0 && count( $post_data ) > $this->atts['items_per_page'] ) {
$post_data = array_slice( $post_data, 0, $this->atts['items_per_page'] );
}
foreach ( $post_data as $post ) {
$post->filter_terms = wp_get_object_terms( $post->ID, $this->atts['filter_source'], array( 'fields' => 'ids' ) );
$this->filter_terms = wp_parse_args( $this->filter_terms, $post->filter_terms );
$this->items[] = $post;
}
}
public function filterQuerySettings( $args ) {
$defaults = array(
'numberposts' => 5,
'offset' => 0,
'category' => 0,
'orderby' => 'date',
'order' => 'DESC',
'include' => array(),
'exclude' => array(),
'meta_key' => '',
'meta_value' => '',
'post_type' => 'post',
'suppress_filters' => apply_filters( 'vc_basic_grid_filter_query_suppress_filters', true ),
'public' => true,
);
$r = wp_parse_args( $args, $defaults );
if ( empty( $r['post_status'] ) ) {
$r['post_status'] = ( 'attachment' === $r['post_type'] ) ? 'inherit' : 'publish';
}
if ( ! empty( $r['numberposts'] ) && empty( $r['posts_per_page'] ) ) {
$r['posts_per_page'] = $r['numberposts'];
}
if ( ! empty( $r['category'] ) ) {
$r['cat'] = $r['category'];
}
if ( ! empty( $r['include'] ) ) {
$incposts = wp_parse_id_list( $r['include'] );
$r['posts_per_page'] = count( $incposts ); // only the number of posts included
$r['post__in'] = $incposts;
} elseif ( ! empty( $r['exclude'] ) ) {
$r['post__not_in'] = wp_parse_id_list( $r['exclude'] );
}
$r['ignore_sticky_posts'] = true;
$r['no_found_rows'] = true;
return $r;
}
public static function convertButton2ToButton3( $atts ) {
if ( isset( $atts['button_style'] ) || isset( $atts['button_size'] ) || isset( $atts['button_color'] ) ) {
// we use old button 2 attributes:
$style = isset( $atts['button_style'] ) ? $atts['button_style'] : 'rounded';
$size = isset( $atts['button_size'] ) ? $atts['button_size'] : 'md';
$color = isset( $atts['button_color'] ) ? $atts['button_color'] : 'blue';
$oldData = array(
'style' => $style,
'size' => $size,
'color' => str_replace( '_', '-', $color ),
);
// remove attributes on save
$atts['button_style'] = '';
$atts['button_size'] = '';
$atts['button_color'] = '';
$newData = WPBakeryShortCode_VC_Btn::convertAttributesToButton3( $oldData );
foreach ( $newData as $key => $value ) {
$atts[ 'btn_' . $key ] = $value;
}
}
return $atts;
}
}
By removing hyphen the warning disappears but the article grid not display
just place this code ([\w-]+) instead of ([\w_-]+)
it will work.
$id_pattern = '/' . $this->grid_id_unique_name . '\:([\w\_-]+)/';
preg_match( $id_pattern, $id_value, $id_matches );
Apart from the issue you mentioned (or maybe the cause of the issue you mentioned), there is an issue in the way you generate $id_pattern.
It is used as the first argument of preg_match that expects it to be a string containing a valid regular . But, because its value is generated and $this->grid_id_unique_name may contain anything, including characters that have special meaning in regex, $id_pattern may end up containing a string that is not a valid regex.
When you build a regex using dynamic values (user input, values from persistence etc) you need to use preg_quote() to encode the special regex characters properly.
The code should be:
$id_pattern = '/' . preg_quote($this->grid_id_unique_name, '/') . '\:([\w\_-]+)/';
There are other small issues (that does not cause errors) in the fixed part of the regex.
The underscore (_) is not a special character, there is no need to escape it. Even more the underscore is already included in \w (the class word characters - it contains the digits, the letters and the underscore). This renders _ (escaped or not) completely useless.
Other than that, : is a special character in regex only in subpatterns. It does not have any special meaning in this combination. You can safely leave it unescaped.
In the end, the correct generation of $id_pattern is:
$id_pattern = '/' . preg_quote($this->grid_id_unique_name, '/') . ':([\w-]+)/';
So here is shortcode that i can use to output names based on attributes.
For example, [my_site dfd_name="boy"] will output all boys name.
However if I put "girl" in the name attribute, it does not recognize it. ([my_site dfd_name="boy,girl"]).
Here is the full php:
<?php
if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
function sp_shortcode_listings($atts, $content = null, $code = "") {
global $wp_query;
global $title;
global $active_tab;
global $showposts;
global $sp_taxonomy;
$defaults = array(
'type' => 'grid',
'before' => '',
'after' => '',
'wrap' => 'div',
'title' => '',
'showposts' => '12',
'type'=> 'grid',
);
extract( shortcode_atts( $defaults, $atts ) );
if ($showposts == 12) {
$showposts = isset($_GET['showposts']) ? $_GET['showposts'] : '12';
}
$shorcode = "sc";
if(!empty($atts))
{
foreach ( $atts as $key => $val)
{
if(strstr($key, 'dfd'))
{
$metaquery[] = array(
'key' => $key,
'value' => $val,
'compare' => 'LIKE',
'terms' => explode(',',$val)
);
}
}
}
if(empty($metaquery))
{
$shorcode = "";
}
global $active_tab;
$active_tab = isset( $_GET[ 'type' ] ) ? $_GET[ 'type' ] : $type;
include(my_site_dir . '/archive-filter.php');
global $post;
ob_start();
if ( have_posts() )
{
my_template_property_archive_content_main_shortcode();
}
else
{
echo apply_filters( 'my_site_no_match', 'Sorry, no name matched your criteria' ) ;
}
$output_string = ob_get_contents();
ob_end_clean();
$output = sprintf( '<%4$s class="sp">%1$s%3$s%2$s</%4$s>', $before, $after, $output_string, $wrap );
wp_reset_query();
return $output;
}
add_shortcode("my-listings", "sp_shortcode_listings");
?>
How can I change it so that I can add multiple values in the "dfd" attributes?
Thanks
I'm trying to use a class to made some search using the twitter api v1.1 but everytime I get and authentication error message:
This is the link to the original class: https://gist.github.com/tw2113/5468916
This is the code I'm using:
<?php
/**
* Class for connecting to Twitter's API 1.1 using WordPress APIs
*/
class TwitterAuth11 {
protected $consumer_key = 'MCQ8u3TMuBAidL4AKBtQ';
protected $consumer_secret = 'HIyZbh1FTDtpOK9qdX5yP3ZmNobnJcb2lKnhPONg6WI';
protected $access_token = '104977066-dLQj8ibcxlafcsGiwTOanw1buy0OIejhy51PzFsc';
protected $access_token_secret = 'nUkWIGX21LICgw8ZqoxwfasisB4ma3YpzwXr7EzY8';
protected $url = 'https://api.twitter.com/1.1/';
protected function authenticate( $user, $return = true ) {
$body = json_decode( $body );
if ( $body && !empty( $response['headers']['status'] ) && $response['headers']['status'] == '200 OK' ) {
if ( $return == false ) $body = null;
$noauth = '';
$badauth = 'good';
} else {
$body = null;
$badauth = 'error';
$noauth = true;
}
return array(
'response' => $body,
'badauth' => $badauth,
'noauth' => $noauth,
);
}
function get_tweets( $user = '', $count = 1 ) {
$this->user = $user;
$url = $this->twAPIurl( array( 'screen_name' => $user, 'count' => $count ) );
$args = $this->header_args( array( 'screen_name' => $user, 'count' => $count ) );
//$this->salida = '<br> url: ' . $url . '<br>Args: ' . '<pre>'. htmlentities( print_r( $args, true ) ) .'</pre>';
$response = wp_remote_get( $url, $args );
if( is_wp_error( $response ) )
return '<strong>ERROR:</strong> '. $response->get_error_message();
$error = 'Could not access Twitter feed.';
return $this->returnData( $response, $error );
}
function search_tweets( $user = '', $count = 1, $search = '' ) {
$this->user = $user;
$url = $this->twAPIurl( array( 'q' => urlencode( $search ) ), 'search/tweets.json' );
$args = $this->header_args( array( 'q' => urlencode( $search ) ) );
//$this->salida = '<br> url: ' . $url . '<br>Args: ' . '<pre>'. htmlentities( print_r( $args, true ) ) .'</pre>';
$response = wp_remote_get( $url, $args );
if( is_wp_error( $response ) )
return '<strong>ERROR:</strong> '. $response->get_error_message();
$error = 'Could not access Twitter feed.';
return $this->returnData( $response, $error );
}
function authenticate_user( $user = '' ) {
$this->user = $user;
$url = $this->twAPIurl( array( 'screen_name' => $user ), 'users/lookup.json' );
$args = $this->header_args( array( 'screen_name' => $user ) );
$response = wp_remote_get( $url, $args );
if( is_wp_error( $response ) )
return false;
$error = 'Could not access Twitter user.';
return $this->returnData( $response, $error );
}
protected function returnData( $response, $error_message = '' ) {
$body = wp_remote_retrieve_body( $response );
$json = json_decode( $body );
if ( isset( $json->errors ) ) {
$errors = new WP_Error( 'twitter_auth_error', $error_message );
foreach ( $json->errors as $key => $error ) {
$errors->add( 'twitter_auth_error', '<strong>ERROR '. $error->code .':</strong> '. $error->message );
}
return $errors;
}
return $json;
}
protected function header_args( $args = array() ) {
if ( !isset( $this->user ) || ! $this->user )
return null;
// Set our oauth data
$defaults = array(
//'screen_name' => $this->user,
'oauth_consumer_key' => $this->consumer_key,
'oauth_nonce' => base64_encode( substr(md5(rand(0, 1000000)), 0, 32 ) ),
'oauth_signature_method' => 'HMAC-SHA1',
'oauth_token' => $this->access_token,
'oauth_timestamp' => time(),
'oauth_version' => '1.0'
);
$oauth = wp_parse_args( $defaults, $args );
//echo '<pre>'. htmlentities( print_r( $oauth, true ) ) .'</pre>';
//echo '<br><br><hr><br>';
$base_info = $this->build_base( $this->base_url(), $oauth );
$composite_key = $this->consumer_secret .'&'. $this->access_token_secret;
// create our oauth signature
$oauth['oauth_signature'] = base64_encode( hash_hmac( 'sha1', $base_info, $composite_key, true ) );
echo '<span>'.$base_info .'</span>';
echo '<br><br><hr><br>';
echo '<span>'. urldecode( $base_info ) .'</span>';
echo '<br><br><hr><br>';
$auth_args = array(
'sslverify' => false,
'headers' => array(
'Authorization' => 'OAuth '. $this->authorize_header( $oauth ),
'Expect' => false,
'Accept-Encoding' => false
),
);
return $auth_args;
}
protected function build_base( $baseURI, $params ) {
$base = array();
ksort( $params );
foreach( $params as $key => $value ){
$base[] = $key .'='. rawurlencode( $value );
}
return 'GET&'. rawurlencode( $baseURI ) .'&'. rawurlencode( implode( '&', $base ) );
}
protected function authorize_header( $oauth ) {
$header = '';
$values = array();
foreach( $oauth as $key => $value ) {
if ( $key == 'screen_name' || $key == 'count' )
continue;
$values[] = $key .'="'. rawurlencode( $value ) .'"';
}
$header .= implode( ', ', $values );
return $header;
}
protected function twAPIurl( $params = false, $trail = 'statuses/user_timeline.json' ) {
// append trailing path
$this->base_url = $this->url . $trail;
// append query args
return $params ? add_query_arg( $params, $this->base_url ) : $this->base_url;
}
protected function base_url() {
// set it up
if ( !isset( $this->base_url ) )
$this->twAPIurl();
return $this->base_url;
}
}
add_action( 'all_admin_notices', 'testing_twitter_api');
/**
* Test the api in the WordPress Dashboard
*/
function testing_twitter_api() {
echo '<div id="message" class="updated"><p>';
$twitter = new TwitterAuth11();
// Search api
$search = $twitter->search_tweets( 'ntrzacatecas', 3, '#ntr from:212Toga OR from:jasonbarkerm OR from:ntrzacatecas OR from:AlbertoChiu OR from:marcazac OR from:ortegasaul' );
// uses proper wp_error objects
if ( is_wp_error( $search ) )
echo implode( '<br/>', $search->get_error_messages( 'twitter_auth_error' ) );
else
echo '<pre>'. htmlentities( print_r( $search, true ) ) .'</pre>';
echo '</p></div>';
}
Any ideas?
Thanks for the help
Try using the Twitter API 1.1 Client for WordPress.
It's very easy to implement and all you need is your consumer_key and consumer_secret.
Example (from the README):
<?php
// Include Twitter API Client
require_once( 'class-wp-twitter-api.php' );
// Set your personal data retrieved at https://dev.twitter.com/apps
$credentials = array(
'consumer_key' => 'xxxxxxxxxxxxxxxx',
'consumer_secret' => 'xxxxxxxxxxxxxxxx'
);
// Let's instantiate Wp_Twitter_Api with your credentials
$twitter_api = new Wp_Twitter_Api( $credentials );
// Example a - Retrieve last 5 tweets from my timeline (default type statuses/user_timeline)
$query = 'count=5&include_entities=true&include_rts=true&screen_name=micc1983';
var_dump( $twitter_api->query( $query ) );