<?php
/**
 * API
 * 
 * Generates html code for fields
 * 
 * 
 * @package default
 * @author Max Tsiplyakov
 */
class PMXI_API 
{
	/**
	 * Function for generating html code for fields
	 * @param string $field_type simple, enum or textarea
	 * @param string $label field label
	 * @param array $params contains field params like tooltip, enum_values, mapping, field_name, field_value	 
	 */
	public static function add_field( $field_type = 'simple', $label = '', $params = array()){
		
		$params += array(
			'tooltip' => '',
			'enum_values' => array(),
			'mapping' => false,
			'field_key' => '',
			'mapping_rules' => array(),
			'xpath' => '',
			'field_name' => '',
			'field_value' => '',
			'addon_prefix' => '',
			'sub_fields' => array(),
			'is_main_field' => false,
			'in_the_bottom' => false			
		);

		ob_start();
		if ($label != "" and $field_type != "accordion"){
			?>
			<label for="<?php echo sanitize_title($params['field_name']); ?>"><?php echo $label;?></label>			
			<?php
		}
		if ( ! empty($params['tooltip'])){
			?>
			<a href="#help" class="wpallimport-help" title="<?php echo esc_attr($params['tooltip']); ?>" style="position: relative; top: -2px;">?</a>
			<?php
		}

		if ( ! $params['in_the_bottom'] ){
		?>
		<div class="input">
		<?php
		}
		
		switch ($field_type){

			case 'simple':
				?>
				<input type="text" name="<?php echo $params['field_name']; ?>" id="<?php echo sanitize_title($params['field_name']); ?>" value="<?php echo esc_attr($params['field_value']); ?>" style="width:100%;"/>
				<?php
				break;
			case 'enum':				

				$is_set_with_xpath_visible = true;
				foreach ($params['enum_values'] as $key => $value): ?>
					<div class="form-field wpallimport-radio-field wpallimport-<?php echo sanitize_title($params['field_name']); ?>_<?php echo sanitize_title($key); ?>">
						<input type="radio" id="<?php echo sanitize_title($params['field_name']); ?>_<?php echo sanitize_title($key); ?>" class="switcher" name="<?php echo $params['field_name']; ?>" value="<?php echo $key; ?>" <?php echo $key == $params['field_value'] ? 'checked="checked"': '' ?>/>
						<?php  
							$label = '';
							$tooltip = '';
							if (is_array($value)){
								$label = array_shift($value);
							}
							else{
								$label = $value;
							}
						?>
						<label for="<?php echo sanitize_title($params['field_name']); ?>_<?php echo sanitize_title($key); ?>"><?php echo $label; ?></label>
						<?php 
							if (is_array($value) and ! empty($value)){
								foreach ($value as $k => $p) {
									if ( ! is_array($p)){
										?>
										<a href="#help" class="wpallimport-help" title="<?php echo esc_attr($p); ?>" style="position: relative; top: -2px;">?</a>
										<?php
										break;
									}
								}
							}
						?>
						<?php
							if (! empty($params['sub_fields'][$key])){
								?>
								<div class="switcher-target-<?php echo sanitize_title($params['field_name']); ?>_<?php echo $key; ?>">
									<div class="input sub_input">
										<?php
										foreach ($params['sub_fields'][$key] as $sub_field) {												
											PMXI_API::add_field($sub_field['type'], $sub_field['label'], $sub_field['params']);											
										}
										?>
									</div>
								</div>
								<?php
								$is_set_with_xpath_visible = false;
							}
						?>

					</div>
				<?php endforeach;?>		
				<?php if ( $is_set_with_xpath_visible ): ?>
				<div class="form-field wpallimport-radio-field wpallimport-<?php echo sanitize_title($params['field_name']); ?>_xpath">
					<input type="radio" id="<?php echo sanitize_title($params['field_name']); ?>_xpath" class="switcher" name="<?php echo $params['field_name']; ?>" value="xpath" <?php echo 'xpath' === $params['field_value'] ? 'checked="checked"': '' ?>/>
					<label for="<?php echo sanitize_title($params['field_name']); ?>_xpath"><?php _e('Set with XPath', 'wp_all_import_plugin' )?></label>
					<span class="wpallimport-clear"></span>
					<div class="switcher-target-<?php echo sanitize_title($params['field_name']); ?>_xpath set_with_xpath">
						<span class="wpallimport-slide-content" style="padding-left:0px;">
							<table class="form-table custom-params" style="max-width:none; border:none;">
								<tr class="form-field">
									<td class="wpallimport-enum-input-wrapper">
										<input type="text" class="smaller-text" name="<?php echo $params['addon_prefix'];?>[xpaths][<?php echo $params['field_key']; ?>]" value="<?php echo esc_attr($params['xpath']) ?>"/>	
									</td>
									<td class="action">

										<?php if ($params['mapping']): ?>

											<?php $custom_mapping_rules = (!empty($params['mapping_rules'])) ? json_decode($params['mapping_rules'], true) : false; ?>
											
											<div class="input wpallimport-custom-fields-actions">
												<a href="javascript:void(0);" class="wpallimport-cf-options"><?php _e('Field Options...', 'wp_all_import_plugin'); ?></a>
												<ul id="wpallimport-cf-menu-<?php echo sanitize_title($params['field_name']);?>" class="wpallimport-cf-menu">						
													<li class="<?php echo ( ! empty($custom_mapping_rules) ) ? 'active' : ''; ?>">
														<a href="javascript:void(0);" class="set_mapping pmxi_cf_mapping" rel="cf_mapping_<?php echo sanitize_title($params['field_name']); ?>"><?php _e('Mapping', 'wp_all_import_plugin'); ?></a>
													</li>
												</ul>														
											</div>
											<div id="cf_mapping_<?php echo sanitize_title($params['field_name']); ?>" class="custom_type" rel="mapping" style="display:none;">
												<fieldset>
													<table cellpadding="0" cellspacing="5" class="cf-form-table" rel="cf_mapping_<?php echo sanitize_title($params['field_name']); ?>">
														<thead>
															<tr>
																<td><?php _e('In Your File', 'wp_all_import_plugin') ?></td>
																<td><?php _e('Translated To', 'wp_all_import_plugin') ?></td>
																<td>&nbsp;</td>						
															</tr>
														</thead>
														<tbody>	
															<?php																																	
																if ( ! empty($custom_mapping_rules) and is_array($custom_mapping_rules)){
																	
																	foreach ($custom_mapping_rules as $key => $value) {

																		$k = $key;

																		if (is_array($value)){
																			$keys = array_keys($value);
																			$k = $keys[0];
																		}

																		?>
																		<tr class="form-field">
																			<td>
																				<input type="text" class="mapping_from widefat" value="<?php echo esc_textarea($k); ?>">
																			</td>
																			<td>
																				<input type="text" class="mapping_to widefat" value="<?php echo esc_textarea((is_array($value)) ? $value[$k] : $value); ?>">
																			</td>
																			<td class="action remove">
																				<a href="#remove" style="right:-10px;"></a>
																			</td>
																		</tr>
																		<?php
																	}
																}
																else{
																	if ( ! empty($params['enum_values']) and is_array($params['enum_values'])){
																		foreach ($params['enum_values'] as $key => $value){
																		?>
																		<tr class="form-field">
																			<td>
																				<input type="text" class="mapping_from widefat">
																			</td>
																			<td>
																				<input type="text" class="mapping_to widefat" value="<?php echo $key; ?>">
																			</td>
																			<td class="action remove">
																				<a href="#remove" style="right:-10px;"></a>
																			</td>
																		</tr>
																		<?php
																		}
																	} else {
																		?>
																		<tr class="form-field">
																			<td>
																				<input type="text" class="mapping_from widefat">
																			</td>
																			<td>
																				<input type="text" class="mapping_to widefat">
																			</td>
																			<td class="action remove">
																				<a href="#remove" style="right:-10px;"></a>
																			</td>
																		</tr>
																		<?php
																	}
																}
															?>												
															<tr class="form-field template">
																<td>
																	<input type="text" class="mapping_from widefat">
																</td>
																<td>
																	<input type="text" class="mapping_to widefat">
																</td>
																<td class="action remove">
																	<a href="#remove" style="right:-10px;"></a>
																</td>
															</tr>
															<tr>
																<td colspan="3">
																	<a href="javascript:void(0);" title="<?php _e('Add Another', 'wp_all_import_plugin')?>" class="action add-new-key add-new-entry"><?php _e('Add Another', 'wp_all_import_plugin') ?></a>
																</td>
															</tr>
															<tr>																										
																<td colspan="3">
																	<div class="wrap" style="position:relative;">
																		<a class="save_popup save_mr" href="javascript:void(0);"><?php _e('Save Rules', 'wp_all_import_plugin'); ?></a>
																	</div>
																</td>
															</tr>
														</tbody>
													</table>
													<input type="hidden" class="pmre_mapping_rules" name="<?php echo $params['addon_prefix'];?>[mapping][<?php echo $params['field_key']; ?>]" value="<?php if (!empty($params['mapping_rules'])) echo esc_html($params['mapping_rules']); ?>"/>
												</fieldset>
											</div>
										<?php endif; ?>
									</td>
								</tr>
							</table>								
						</span>
					</div>
				</div>	
				<?php endif; ?>															
				<?php
				break;

			case 'textarea':
				?>
				<textarea name="<?php echo $params['field_name']; ?>" id="<?php echo sanitize_title($params['field_name']); ?>" class="rad4 newline" style="height: 70px;margin: 5px 0;padding-top: 5px;width: 70%;"><?php echo esc_attr($params['field_value']); ?></textarea>
				<?php
				break;

			case 'wp_editor':
				?>
				<div id="<?php echo ( user_can_richedit() ? 'postdivrich' : 'postdiv' ) . sanitize_title($params['field_name']); ?>" class="postarea">
					<?php wp_editor( empty($params['field_value']) ? '' : $params['field_value'], sanitize_title($params['field_name']), array(
						'teeny' => true,
						'media_buttons' => false,
						'textarea_name' => $params['field_name'],
						'editor_height' => 200));
					?>
				</div>
				<?php
				break;

			case 'image':
				?>
				<div class="input">
					<div class="input" style="margin: 0px;">
						<input type="radio" name="<?php echo $params['addon_prefix'];?>[download_image][<?php echo $params['field_key'];?>]" value="yes" id="<?php echo sanitize_title($params['field_name']); ?>_yes" <?php echo ("yes" == $params['download_image']) ? 'checked="checked"' : '';?>/>
						<label for="<?php echo sanitize_title($params['field_name']); ?>_yes"><?php _e('Download image hosted elsewhere'); ?></label>
						<a href="#help" class="wpallimport-help" title="<?php _e('http:// or https://', 'wp_all_import_plugin') ?>" style="position: relative; top: -2px;">?</a>
					</div>
					<div class="input" style="margin: 0px;">
						<?php $wp_uploads = wp_upload_dir(); ?>																					
						<input type="radio" name="<?php echo $params['addon_prefix'];?>[download_image][<?php echo $params['field_key'];?>]" value="no" id="<?php echo sanitize_title($params['field_name']); ?>_no" <?php echo ("yes" != $params['download_image']) ? 'checked="checked"' : '';?>/>
						<label for="<?php echo sanitize_title($params['field_name']); ?>_no"><?php printf(__('Use image(s) currently uploaded in %s', 'wp_all_import_plugin'), $wp_uploads['basedir'] . DIRECTORY_SEPARATOR . PMXI_Plugin::FILES_DIRECTORY . DIRECTORY_SEPARATOR); ?></label>
					</div>						
					<div class="input">						
						<input type="text" name="<?php echo $params['field_name']; ?>" style="width:100%;" placeholder="" value="<?php echo esc_attr($params['field_value']); ?>"/>
					</div>										
				</div>
				<?php
				break;

			case 'file':
				?>
				<div class="input">
					<div class="input" style="margin: 0px;">
						<input type="radio" name="<?php echo $params['addon_prefix'];?>[download_image][<?php echo $params['field_key'];?>]" value="yes" id="<?php echo sanitize_title($params['field_name']); ?>_yes" <?php echo ("yes" == $params['download_image']) ? 'checked="checked"' : '';?>/>
						<label for="<?php echo sanitize_title($params['field_name']); ?>_yes"><?php _e('Download file hosted elsewhere'); ?></label>
						<a href="#help" class="wpallimport-help" title="<?php _e('http:// or https://', 'wp_all_import_plugin') ?>" style="position: relative; top: -2px;">?</a>
					</div>
					<div class="input" style="margin: 0px;">
						<?php $wp_uploads = wp_upload_dir(); ?>																					
						<input type="radio" name="<?php echo $params['addon_prefix'];?>[download_image][<?php echo $params['field_key'];?>]" value="no" id="<?php echo sanitize_title($params['field_name']); ?>_no" <?php echo ("yes" != $params['download_image']) ? 'checked="checked"' : '';?>/>
						<label for="<?php echo sanitize_title($params['field_name']); ?>_no"><?php printf(__('Use file(s) currently uploaded in %s', 'wp_all_import_plugin'), $wp_uploads['basedir'] . DIRECTORY_SEPARATOR . PMXI_Plugin::FILES_DIRECTORY . DIRECTORY_SEPARATOR); ?></label>
					</div>						
					<div class="input">						
						<input type="text" name="<?php echo $params['field_name']; ?>" style="width:100%;" placeholder="" value="<?php echo esc_attr($params['field_value']); ?>"/>
					</div>										
				</div>
				<?php
				break;

			case 'accordion':

				$is_full_width = true;
				if ( ! empty($params['sub_fields']) ){
					foreach ($params['sub_fields'] as $sub_field) {
						if (!empty($sub_field[0]['params']['is_main_field'])){
							PMXI_API::add_field($sub_field[0]['type'], $sub_field[0]['label'], $sub_field[0]['params']);			
							$is_full_width = false;
							break;
						}
					}
				}			

				$in_the_bottom = $params['in_the_bottom'];

				$styles = ($is_full_width and $in_the_bottom) ? 'wpallimport-full-with-bottom' : '';

				if ( ! $in_the_bottom and $is_full_width ) $styles = 'wpallimport-full-with-not-bottom';
				
				?>				
				<div class="wpallimport-collapsed closed wpallimport-section <?php echo (($in_the_bottom and $is_full_width) ? 'wpallimport-sub-options-full-width' : 'wpallimport-sub-options'); echo ((!$is_full_width) ? ' wpallimport-dependent-options' : '');?> <?php echo $styles; ?>">
					<div class="wpallimport-content-section <?php echo (($is_full_width and !$in_the_bottom) ? 'rad4' : 'wpallimport-bottom-radius');?>">
						<div class="wpallimport-collapsed-header">
							<h3 style="color:#40acad;"><?php echo $label; ?></h3>	
						</div>
						<div class="wpallimport-collapsed-content" style="padding: 0;">										
							<div class="wpallimport-collapsed-content-inner">	
								
								<?php
									if ( ! empty($params['sub_fields']) ){
										foreach ($params['sub_fields'] as $sub_field) {																						
											if ( empty($sub_field[0]['params']['is_main_field']) ) {
                                                PMXI_API::add_field($sub_field[0]['type'], $sub_field[0]['label'], $sub_field[0]['params']);
                                            }
										}
									}
								?>
				
				 			</div>
				 		</div>
				 	</div>
				</div>
				<?php
				break;
		}
		if ( ! $params['in_the_bottom'] ){
		?>
		</div>
		<?php
		}
		echo ob_get_clean();
	}

	public static function add_additional_images_section( $section_title, $section_slug, $post, $post_type = '', $section_is_show_hints = true, $section_is_show_warning = false, $section_type = 'images'){				

		include( WP_ALL_IMPORT_ROOT_DIR . '/views/admin/import/template/_featured_template.php' );

	}

	public static function upload_image($pid, $img_url, $download_images, $logger, $create_image = false, $image_name = "", $file_type = 'images', $check_existing = true, $articleData = false, $importData = false) {

		if (empty($img_url)) return false;
		
		$bn  = wp_all_import_sanitize_filename(urldecode(basename($img_url)));

		if ($image_name == ""){
			$img_ext = pmxi_getExtensionFromStr($img_url);			
			$default_extension = pmxi_getExtension($bn);
			if ($img_ext == "") $img_ext = pmxi_get_remote_image_ext($img_url);
			// generate local file name
			$image_name = apply_filters("wp_all_import_api_image_filename", urldecode(sanitize_file_name((($img_ext) ? str_replace("." . $default_extension, "", $bn) : $bn))) . (("" != $img_ext) ? '.' . $img_ext : ''), $img_url, $pid);
		}

        $current_xml_node = false;
		if (!empty($importData['current_xml_node'])) {
		    $current_xml_node = $importData['current_xml_node'];
        }
		$import_id = false;
		if (!empty($importData['import'])) {
		    $import_id = $importData['import']->id;
        }

		$uploads = wp_upload_dir();
		$uploads = apply_filters('wp_all_import_images_uploads_dir', $uploads, $articleData, $current_xml_node, $import_id);

		$targetDir = $uploads['path'];
		$targetUrl = $uploads['url'];
		$download_image = true;
		$result = false;
		$wp_filetype = false;
		$attch = false;

		if ( $check_existing ) {
            // Trying to find existing image in hash table.
            if  ("yes" == $download_images ) {
                $logger and call_user_func($logger, sprintf(__('- Searching for existing image `%s` by URL...', 'wp_all_import_plugin'), rawurldecode($img_url)));
                $imageList = new PMXI_Image_List();
                $attch = $imageList->getExistingImageByUrl($img_url);
                if ($attch) {
                    $logger and call_user_func($logger, sprintf(__('Existing image was found by URL `%s`...', 'wp_all_import_plugin'), $img_url));
                    // Attach media to current post if it's currently unattached.
                    if (empty($attch->post_parent)) {
                        wp_update_post(
                            array(
                                'ID' => $attch->ID,
                                'post_parent' => $pid
                            )
                        );
                    }
                    return $attch->ID;
                }
            }

            if (empty($attch)) {
                $logger and call_user_func($logger, sprintf(__('- Searching for existing image `%s` by `_wp_attached_file` `%s`...', 'wp_all_import_plugin'), $img_url, $image_name));
                $attch = wp_all_import_get_image_from_gallery($image_name, $targetDir, $file_type);
            }

            if (!empty($attch)) {
                $logger and call_user_func($logger, sprintf(__('- Existing image was found by `_wp_attached_file` ...', 'wp_all_import_plugin'), $img_url));
                $imageRecord = new PMXI_Image_Record();
                $imageRecord->getBy(array(
                    'attachment_id' => $attch->ID
                ));
                $imageRecord->isEmpty() and $imageRecord->set(array(
                    'attachment_id' => $attch->ID,
                    'image_url' => $img_url,
                    'image_filename' => $image_name
                ))->insert();
                // Attach media to current post if it's currently unattached.
                if (empty($attch->post_parent)) {
                    wp_update_post(
                        array(
                            'ID' => $attch->ID,
                            'post_parent' => $pid
                        )
                    );
                }
                return $attch->ID;
            }
        }
        
		$image_filename = wp_unique_filename($targetDir, $image_name);
		$image_filepath = $targetDir . '/' . $image_filename;

		$url = str_replace(" ", "%20", trim($img_url));

		$is_base64_images_allowed = apply_filters("wp_all_import_is_base64_images_allowed", true, $url, false);

		if ( $file_type == 'images' && base64_encode(base64_decode($url)) == $url && $is_base64_images_allowed ) {
			$image_name = md5($url) . '.jpg';
			// Search existing attachment.
			$attch = wp_all_import_get_image_from_gallery($image_name, $targetDir, $file_type);
			if (empty($attch)) {
				$logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: Image %s not found in media gallery.', 'wp_all_import_plugin'), trim($image_name)));
			} else {
				$logger and call_user_func($logger, sprintf(__('- Using existing image `%s`...', 'wp_all_import_plugin'), trim($image_name)));
				// Attach media to current post if it's currently unattached.
                if (empty($attch->post_parent)) {
                    wp_update_post(
                        array(
                            'ID' => $attch->ID,
                            'post_parent' => $pid
                        )
                    );
                }
				return $attch->ID;
			}

			if ("yes" == $download_images) {
				$img = @imagecreatefromstring(base64_decode($url));
				if ($img) {
					$image_filename = $image_name;
					$logger and call_user_func($logger, __('- found base64_encoded image', 'wp_all_import_plugin'));
					$image_filepath = $targetDir . '/' . $image_filename;
					imagejpeg($img, $image_filepath);
					if ( ! ($image_info = apply_filters('pmxi_getimagesize', @getimagesize($image_filepath), $image_filepath)) or ! in_array($image_info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP))) {
						$logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: File %s is not a valid image and cannot be set as featured one', 'wp_all_import_plugin'), $image_filepath));
					} else {
						$result = true;
						$download_image = false;
					}
				}
			}
		}

		// Do not download images.
		if ( "yes" != $download_images ) {

			$image_filename = wp_unique_filename($targetDir, basename($image_name));
			$image_filepath = $targetDir . '/' . basename($image_filename);
																																																																
			$wpai_uploads = $uploads['basedir'] . DIRECTORY_SEPARATOR . PMXI_Plugin::FILES_DIRECTORY . DIRECTORY_SEPARATOR;
			$wpai_image_path = $wpai_uploads . str_replace('%20', ' ', $url);

			$logger and call_user_func($logger, sprintf(__('- Searching for existing image `%s` in `%s` folder', 'wp_all_import_plugin'), $wpai_image_path, $wpai_uploads));

			if ( @file_exists($wpai_image_path) and @copy( $wpai_image_path, $image_filepath )){
				$download_image = false;		
				// Validate import attachments.
				if ($file_type == 'files') {
					if ( ! $wp_filetype = wp_check_filetype(basename($image_filepath), null )) {
						$logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: Can\'t detect attachment file type %s', 'wp_all_import_plugin'), trim($image_filepath)));
						@unlink($image_filepath);
					}
					else {
						$result = true;											
						$logger and call_user_func($logger, sprintf(__('- File `%s` has been successfully found', 'wp_all_import_plugin'), $wpai_image_path));
					}
				}	
				// Validate import images.
				elseif ($file_type == 'images') {
					if ( preg_match('%\W(svg)$%i', wp_all_import_basename($image_filepath)) or $image_info = apply_filters('pmxi_getimagesize', @getimagesize($image_filepath), $image_filepath) and in_array($image_info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP))) {
                        $logger and call_user_func($logger, sprintf(__('- Image `%s` has been successfully found', 'wp_all_import_plugin'), $wpai_image_path));
                        $result = true;
					} else {
                        $logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: File %s is not a valid image and cannot be set as featured one', 'wp_all_import_plugin'), $image_filepath));
                        @unlink($image_filepath);
					}
				}
			}													
		}	

		if ( $download_image ) {
			
			if ($file_type == 'images') {
				$logger and call_user_func($logger, sprintf(__('- Downloading image from `%s`', 'wp_all_import_plugin'), $url));
			} elseif ($file_type == 'files') {
				$logger and call_user_func($logger, sprintf(__('- Downloading file from `%s`', 'wp_all_import_plugin'), $url));
			}

            if ( ! preg_match('%^(http|ftp)s?://%i', $url) ) {
                $logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: File %s cannot be saved locally as %s', 'wp_all_import_plugin'), $url, $image_filepath));
                return false;
            }

			$request = get_file_curl($url, $image_filepath);

			if ( (is_wp_error($request) or $request === false) and ! @file_put_contents($image_filepath, @file_get_contents($url))) {
				@unlink($image_filepath); // delete file since failed upload may result in empty file created
			} else {
					
				if ($file_type == 'images') {
					if ( preg_match('%\W(svg)$%i', wp_all_import_basename($image_filepath)) or $image_info = apply_filters('pmxi_getimagesize', @getimagesize($image_filepath), $image_filepath) and in_array($image_info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP))) {
						$result = true;		
						$logger and call_user_func($logger, sprintf(__('- Image `%s` has been successfully downloaded', 'wp_all_import_plugin'), $url));									
					}
				}
				elseif ($file_type == 'files'){
					if ( $wp_filetype = wp_check_filetype(basename($image_filepath), null )) {
						$result = true;		
						$logger and call_user_func($logger, sprintf(__('- File `%s` has been successfully downloaded', 'wp_all_import_plugin'), $url));
					}
				}
			}																	

			if ( ! $result ) {
				
				$request = get_file_curl($url, $image_filepath);

				if ( (is_wp_error($request) or $request === false) and ! @file_put_contents($image_filepath, @file_get_contents($url))) {
					$logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: File %s cannot be saved locally as %s', 'wp_all_import_plugin'), $url, $image_filepath));				
					@unlink($image_filepath); // delete file since failed upload may result in empty file created										
				} else {
					
					if ($file_type == 'images') {
						if ( preg_match('%\W(svg)$%i', wp_all_import_basename($image_filepath)) or $image_info = apply_filters('pmxi_getimagesize', @getimagesize($image_filepath), $image_filepath) and in_array($image_info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP))) {
                            $result = true;
                            $logger and call_user_func($logger, sprintf(__('- Image `%s` has been successfully downloaded', 'wp_all_import_plugin'), $url));
						} else {
                            $logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: File %s is not a valid image and cannot be set as featured one', 'wp_all_import_plugin'), $url));
                            @unlink($image_filepath);
						}
					}
					elseif ($file_type == 'files') {
						if ( ! $wp_filetype = wp_check_filetype(basename($image_filepath), null )) {
							$logger and call_user_func($logger, sprintf(__('- <b>WARNING</b>: Can\'t detect attachment file type %s', 'wp_all_import_plugin'), trim($url)));							
							@unlink($image_filepath);
						} else {
							$result = true;											
							$logger and call_user_func($logger, sprintf(__('- File `%s` has been successfully found', 'wp_all_import_plugin'), $url));
						}
					}					
				}
			}			
		}

		if ( $create_image && $result ) {

			// you must first include the image.php file
			// for the function wp_generate_attachment_metadata() to work
			require_once(ABSPATH . 'wp-admin/includes/image.php');
				
			if ($file_type == 'images') {
				$logger and call_user_func($logger, sprintf(__('- Creating an attachment for image `%s`', 'wp_all_import_plugin'), $targetUrl . '/' . basename($image_filename)));
			} else {
				$logger and call_user_func($logger, sprintf(__('- Creating an attachment for file `%s`', 'wp_all_import_plugin'), $targetUrl . '/' . basename($image_filename)));
			}

            $file_mime_type = empty($wp_filetype['type']) ? '' : $wp_filetype['type'];
            if ($file_type == 'images' && !empty($image_info)) {
                $file_mime_type = image_type_to_mime_type($image_info[2]);
            }
            $file_mime_type = apply_filters('wp_all_import_image_mime_type', $file_mime_type, $image_filepath);
			$attachment = [
				'post_mime_type' => $file_mime_type,
				'guid' => $targetUrl . '/' . basename($image_filename),
				'post_title' => basename($image_filename),
				'post_content' => '',				
			];
			if (!empty($articleData['post_author'])) {
			    $attachment['post_author'] = $articleData['post_author'];
            }
			if ($file_type == 'images' and ($image_meta = wp_read_image_metadata($image_filepath))) {
				if (trim($image_meta['title']) && ! is_numeric(sanitize_title($image_meta['title'])))
					$attachment['post_title'] = $image_meta['title'];
				if (trim($image_meta['caption']))
					$attachment['post_content'] = $image_meta['caption'];
			}
			remove_all_actions('add_attachment');
			$attid = wp_insert_attachment($attachment, $image_filepath, $pid);

			if (is_wp_error($attid)) {
				$logger and call_user_func($logger, __('- <b>WARNING</b>', 'wp_all_import_plugin') . ': ' . $attid->get_error_message());			
				return false;
			} else {
				/**	Fires once an attachment has been added. */
				do_action( 'wp_all_import_add_attachment', $attid );
				wp_update_attachment_metadata($attid, wp_generate_attachment_metadata($attid, $image_filepath));
				$imageRecord = new PMXI_Image_Record();
				$imageRecord->getBy(array(
					'attachment_id' => $attid
				));
				$imageRecord->isEmpty() and $imageRecord->set(array(
					'attachment_id' => $attid,
					'image_url' => $img_url,
					'image_filename' => $image_filename
				))->insert();
				$logger and call_user_func($logger, sprintf(__('- Attachment has been successfully created for image `%s`', 'wp_all_import_plugin'), $targetUrl . '/' . basename($image_filename)));
				return $attid;											
			}
		}

		return $result;
	}		
}
