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pinim-functions.php
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pinim-functions.php
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<?php
/**
* Filter a single pin :
* Remove the Pinterest "board" multidimentional array
* Add a single "board_id" key.
* @param array $raw_pin
* @return type
*/
function pin_raw_data_board_reduce($raw_pin){
if (!isset($raw_pin['board']['id'])) return $raw_pin;
$raw_pin['board_id'] = $raw_pin['board']['id'];
unset($raw_pin['board']);
return $raw_pin;
}
/**
* Filter a single pin :
* Replace the Pinterest "images" multidimentional array
* Add a single "image" key with the image original url for value.
* @param array $raw_pin
* @return type
*/
function pin_raw_data_images_reduce($raw_pin){
if (!isset($raw_pin['images'])) return $raw_pin;
if (isset($raw_pin['images']['orig']['url'])){ //get best resolution
$image = $raw_pin['images']['orig'];
}else{ //get first array item
$first_key = array_values($raw_pin['images']);
$image = array_shift($first_key);
}
if ($image['url']){
$raw_pin['image'] = $image['url'];
unset($raw_pin['images']);
}
return $raw_pin;
}
/**
* Filter a single pin :
* Remove unecessary keys
* @param array $raw_pin
* @return type
*/
function pin_raw_data_remove_unecessary_keys($raw_pin){
//remove some keys
$remove_keys = array(
'image_signature',
'like_count',
'price_currency',
'privacy',
'comments',
'access',
'comment_count',
'board',
'method',
'price_value',
'is_repin',
'liked_by_me',
'is_uploaded',
'repin_count',
'dominant_color'
);
return array_diff_key($raw_pin,array_flip($remove_keys));
}
/**
* Filter a single pin :
* Replace the Pinterest formatted date by a timestamp for the key "created_at"
* @param array $raw_pin
* @return type
*/
function pin_raw_data_date_to_timestamp($raw_pin){
if (!isset($raw_pin['created_at'])) return;
$raw_pin['created_at'] = strtotime($raw_pin['created_at']);
return $raw_pin;
}
/**
* Filter a single pin :
* Remove the "pinner" key if the pinner is the current logged user
* @param array $raw_pin
* @return type
*/
function pin_raw_data_remove_self_pinner($raw_pin){
if (!isset($raw_pin['pinner'])) return $raw_pin;
$user_datas = pinim_tool_page()->get_session_data('user_datas');
if ($raw_pin['pinner']['username'] != $user_datas['username']) return $raw_pin;
unset($raw_pin['pinner']);
return $raw_pin;
}
function pinim_get_hashtags($string){
$tags = array();
if ($string){
preg_match_all("/(#\w+)/",$string, $matches);
$tags = $matches[0];
}
foreach((array)$tags as $key=>$tag){
$tags[$key] = str_replace('#','',$tag);
}
return $tags;
}
/**
* Import and pin image; store original URL as attachment meta
* @param type $post_parent
* @param type $image_url
* @return string|\WP_Error
*/
function pinim_attach_remote_image( $post_parent, $image_url ) {
if (!$attachment_id = pinim_image_exists($image_url)){
//TO FIX is this needed ?
if ( !current_user_can('upload_files') ) {
return new WP_Error('upload_capability',__("User cannot upload files",'pinim'));
}
if (empty($image_url)){
return new WP_Error('upload_empty_url',__("Image url is empty",'pinim'));
}
// Image base name:
$name = basename( $image_url );
// Save as a temporary file
$tmp = download_url( $image_url );
$file_array = array(
'name' => $name,
'tmp_name' => $tmp
);
// Check for download errors
if ( is_wp_error( $tmp ) ) {
@unlink( $file_array[ 'tmp_name' ] );
return $tmp;
}
// Get file extension (without downloading the whole file)
$extension = image_type_to_extension( exif_imagetype( $file_array['tmp_name'] ) );
// Take care of image files without extension:
$path = pathinfo( $tmp );
if( ! isset( $path['extension'] ) ):
$tmpnew = $tmp . '.tmp';
if( ! rename( $tmp, $tmpnew ) ):
return '';
else:
$ext = pathinfo( $image_url, PATHINFO_EXTENSION );
$name = pathinfo( $image_url, PATHINFO_FILENAME ) . $extension;
$tmp = $tmpnew;
endif;
endif;
// Construct the attachment array.
$attachment_data = array (
'post_date' => $post_parent->post_date, //use same date than parent
'post_date_gmt' => $post_parent->post_date_gmt
);
/*
if ($post_parent->post_title){ //set pin title as attachment title if any
$attachment_data['post_title'] = $post_parent->post_title;
}
*/
$attachment_id = media_handle_sideload( $file_array, $post_parent->ID, null, $attachment_data );
// Check for handle sideload errors:
if ( is_wp_error( $attachment_id ) ){
@unlink( $file_array['tmp_name'] );
return $attachment_id;
}
//save URL in meta (so we can check if image already exists)
add_post_meta($attachment_id, '_pinterest-image-url',$image_url);
}
return $attachment_id;
}
/**
* Get term ID for an existing term (with its name),
* Or create the term and return its ID
* @param string $term_name
* @param string $term_tax
* @param type $term_args
* @return boolean
*/
function pinim_get_term_id($term_name,$term_tax,$term_args=array()){
$parent = null;
if (isset($term_args['parent'])){
$parent = $term_args['parent'];
}
if ($existing_term = term_exists($term_name,$term_tax,$parent)){
return $existing_term;
}
//create it
return wp_insert_term($term_name,$term_tax,$term_args);
}
function pinim_get_meta_value_by_key($meta_key,$limit = null){
global $wpdb;
if ($limit)
return $value = $wpdb->get_var( $wpdb->prepare("SELECT meta_value FROM $wpdb->postmeta WHERE meta_key = %s LIMIT %d" , $meta_key,$limit) );
else
return $value = $wpdb->get_col( $wpdb->prepare("SELECT meta_value FROM $wpdb->postmeta WHERE meta_key = %s" , $meta_key) );
}