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<?php |
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/** |
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* @package GravityView |
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*/ |
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/** |
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* Add custom options for date fields |
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*/ |
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class GravityView_Field_FileUpload extends GravityView_Field { |
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var $name = 'fileupload'; |
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var $_gf_field_class_name = 'GF_Field_FileUpload'; |
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var $label = 'File Upload'; |
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public function __construct() { |
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$this->label = esc_attr__( 'File Upload', 'gravityview' ); |
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parent::__construct(); |
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} |
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View Code Duplication |
function field_options( $field_options, $template_id, $field_id, $context, $input_type ) { |
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unset( $field_options['search_filter'] ); |
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if( 'edit' === $context ) { |
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return $field_options; |
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} |
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$add_options['link_to_file'] = array( |
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'type' => 'checkbox', |
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'label' => __( 'Display as a Link:', 'gravityview' ), |
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'desc' => __('Display the uploaded files as links, rather than embedded content.', 'gravityview'), |
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'value' => false, |
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'merge_tags' => false, |
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); |
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return $add_options + $field_options; |
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} |
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/** |
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* Return an array of files prepared for output. |
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* |
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* Processes files by file type and generates unique output for each. Returns array for each file, with the following keys: |
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* - `file_path` => The file path of the file, with a line break |
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* - `html` => The file output HTML formatted |
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* |
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* @since 1.2 |
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* @todo Support `playlist` shortcode for playlist of video/audio |
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* @param string $value Field value passed by Gravity Forms. String of file URL, or serialized string of file URL array |
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* @param string $gv_class Field class to add to the output HTML |
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* @return array Array of file output, with `file_path` and `html` keys (see comments above) |
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*/ |
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static function get_files_array( $value, $gv_class ) { |
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$gravityview_view = GravityView_View::getInstance(); |
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extract( $gravityview_view->getCurrentField() ); |
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$output_arr = array(); |
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// Get an array of file paths for the field. |
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$file_paths = rgar( $field , 'multipleFiles' ) ? json_decode( $value ) : array( $value ); |
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// Process each file path |
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foreach( $file_paths as $file_path ) { |
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// If the site is HTTPS, use HTTPS |
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if(function_exists('set_url_scheme')) { $file_path = set_url_scheme($file_path); } |
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// This is from Gravity Forms's code |
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$file_path = esc_attr(str_replace(" ", "%20", $file_path)); |
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// If the field is set to link to the single entry, link to it. |
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$link = !empty( $field_settings['show_as_link'] ) ? GravityView_API::entry_link( $entry, $field ) : $file_path; |
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// Get file path information |
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$file_path_info = pathinfo($file_path); |
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$html_format = NULL; |
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$disable_lightbox = false; |
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$disable_wrapped_link = false; |
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// Is this an image? |
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$image = new GravityView_Image(array( |
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'src' => $file_path, |
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'class' => 'gv-image gv-field-id-'.$field_settings['id'], |
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'alt' => $field_settings['label'], |
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'width' => (gravityview_get_context() === 'single' ? NULL : 250) |
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)); |
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$content = $image->html(); |
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// The new default content is the image, if it exists. If not, use the file name as the content. |
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$content = !empty( $content ) ? $content : $file_path_info['basename']; |
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// If pathinfo() gave us the extension of the file, run the switch statement using that. |
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$extension = empty( $file_path_info['extension'] ) ? NULL : strtolower( $file_path_info['extension'] ); |
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switch( true ) { |
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// Audio file |
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View Code Duplication |
case in_array( $extension, wp_get_audio_extensions() ): |
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$disable_lightbox = true; |
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if( shortcode_exists( 'audio' ) ) { |
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$disable_wrapped_link = true; |
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/** |
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* @filter `gravityview_audio_settings` Modify the settings passed to the `wp_video_shortcode()` function |
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* @since 1.2 |
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* @param array $audio_settings Array with `src` and `class` keys |
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*/ |
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$audio_settings = apply_filters( 'gravityview_audio_settings', array( |
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'src' => $file_path, |
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'class' => 'wp-audio-shortcode gv-audio gv-field-id-'.$field_settings['id'] |
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)); |
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/** |
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* Generate the audio shortcode |
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* @see http://codex.wordpress.org/Audio_Shortcode |
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* @see https://developer.wordpress.org/reference/functions/wp_audio_shortcode/ |
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*/ |
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$content = wp_audio_shortcode( $audio_settings ); |
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} |
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break; |
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// Video file |
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View Code Duplication |
case in_array( $extension, wp_get_video_extensions() ): |
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$disable_lightbox = true; |
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if( shortcode_exists( 'video' ) ) { |
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$disable_wrapped_link = true; |
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/** |
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* @filter `gravityview_video_settings` Modify the settings passed to the `wp_video_shortcode()` function |
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* @since 1.2 |
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* @param array $video_settings Array with `src` and `class` keys |
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*/ |
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$video_settings = apply_filters( 'gravityview_video_settings', array( |
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'src' => $file_path, |
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'class' => 'wp-video-shortcode gv-video gv-field-id-'.$field_settings['id'] |
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)); |
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/** |
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* Generate the video shortcode |
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* @see http://codex.wordpress.org/Video_Shortcode |
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* @see https://developer.wordpress.org/reference/functions/wp_video_shortcode/ |
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*/ |
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$content = wp_video_shortcode( $video_settings ); |
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} |
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break; |
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// PDF |
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case $extension === 'pdf': |
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// PDF needs to be displayed in an IFRAME |
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$link = add_query_arg( array( 'TB_iframe' => 'true' ), $link ); |
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break; |
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// if not image, do not set the lightbox (@since 1.5.3) |
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case !in_array( $extension, array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' ) ): |
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$disable_lightbox = true; |
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break; |
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} |
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// If using Link to File, override the content. |
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// (We do this here so that the $disable_lightbox can be set. Yes, there's a little more processing time, but oh well.) |
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if( !empty( $field_settings['link_to_file'] ) ) { |
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// Force the content to be the file name |
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$content = $file_path_info["basename"]; |
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// Restore the wrapped link |
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$disable_wrapped_link = false; |
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} |
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// Whether to use lightbox or not |
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if( $disable_lightbox || empty( $gravityview_view->atts['lightbox'] ) || !empty( $field_settings['show_as_link'] ) ) { |
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$link_atts = empty( $field_settings['show_as_link'] ) ? array( 'target' => '_blank' ) : array(); |
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} else { |
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$link_atts = array( |
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'rel' => sprintf( "%s-%s", $gv_class, $entry['id'] ), |
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'target' => '_blank', |
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'class' => 'thickbox', |
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); |
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} |
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/** |
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* @filter `gravityview/fields/fileupload/link_atts` Modify the link attributes for a file upload field |
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* @param array|string $link_atts Array or attributes string |
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* @param array $field Current GravityView field array |
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*/ |
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$link_atts = apply_filters( 'gravityview/fields/fileupload/link_atts', $link_atts, $gravityview_view->getCurrentField() ); |
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/** |
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* @filter `gravityview/fields/fileupload/disable_link` Filter to alter the default behaviour of wrapping images (or image names) with a link to the content object |
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* @since 1.5.1 |
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* @param bool $disable_wrapped_link whether to wrap the content with a link to the content object. |
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* @param array $gravityview_view->field_data |
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* @see GravityView_API:field_value() for info about $gravityview_view->field_data |
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*/ |
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$disable_wrapped_link = apply_filters( 'gravityview/fields/fileupload/disable_link', $disable_wrapped_link, $gravityview_view->getCurrentField() ); |
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// If the HTML output hasn't been overridden by the switch statement above, use the default format |
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if( !empty( $content ) && empty( $disable_wrapped_link ) ) { |
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/** |
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* Modify the link text (defaults to the file name) |
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* |
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* @since 1.7 |
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* |
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* @param string $content The existing anchor content. Could be `<img>` tag, audio/video embed or the file name |
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* @param array $field GravityView array of the current field being processed |
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*/ |
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$content = apply_filters( 'gravityview/fields/fileupload/link_content', $content, $gravityview_view->getCurrentField() ); |
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$content = gravityview_get_link( $link, $content, $link_atts ); |
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} |
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$output_arr[] = array( |
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'file_path' => $file_path, |
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'content' => $content |
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); |
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} // End foreach loop |
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/** |
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* @filter `gravityview/fields/fileupload/files_array` Modify the files array |
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* @since 1.7 |
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* @param array $output_arr Associative array of files \n |
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* @type string $file_path The path to the file as stored in Gravity Forms \n |
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* @type string $content The generated output for the file \n |
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* @param array $field GravityView array of the current field being processed |
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*/ |
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$output_arr = apply_filters( 'gravityview/fields/fileupload/files_array', $output_arr, $gravityview_view->getCurrentField() ); |
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return $output_arr; |
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} |
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} |
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new GravityView_Field_FileUpload; |
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Adding explicit visibility (
private
,protected
, orpublic
) is generally recommend to communicate to other developers how, and from where this method is intended to be used.