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<?php |
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class FrmCSVExportHelper{ |
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protected static $separator = ', '; |
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protected static $column_separator = ','; |
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protected static $line_break = 'return'; |
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protected static $charset = 'UTF-8'; |
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protected static $to_encoding = 'UTF-8'; |
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protected static $wp_date_format = 'Y-m-d H:i:s'; |
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protected static $comment_count = 0; |
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protected static $form_id = 0; |
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protected static $headings = array(); |
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protected static $fields = array(); |
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protected static $entry; |
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public static function csv_format_options() { |
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$formats = array( 'UTF-8', 'ISO-8859-1', 'windows-1256', 'windows-1251', 'macintosh' ); |
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$formats = apply_filters( 'frm_csv_format_options', $formats ); |
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return $formats; |
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} |
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public static function generate_csv( $atts ) { |
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global $frm_vars; |
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$frm_vars['prevent_caching'] = true; |
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self::$fields = $atts['form_cols']; |
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self::$form_id = $atts['form']->id; |
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self::set_class_paramters(); |
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$filename = apply_filters( 'frm_csv_filename', date( 'ymdHis', time() ) . '_' . sanitize_title_with_dashes( $atts['form']->name ) . '_formidable_entries.csv', $atts['form'] ); |
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unset( $atts['form'], $atts['form_cols'] ); |
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self::print_file_headers( $filename ); |
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unset( $filename ); |
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$comment_count = FrmDb::get_count( |
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'frm_item_metas', |
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array( 'item_id' => $atts['entry_ids'], 'field_id' => 0, 'meta_value like' => '{' ), |
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array( 'group_by' => 'item_id', 'order_by' => 'count(*) DESC', 'limit' => 1 ) |
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); |
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self::$comment_count = $comment_count; |
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self::prepare_csv_headings(); |
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// fetch 20 posts at a time rather than loading the entire table into memory |
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while ( $next_set = array_splice( $atts['entry_ids'], 0, 20 ) ) { |
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self::prepare_next_csv_rows( $next_set ); |
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} |
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} |
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private static function set_class_paramters() { |
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self::$separator = apply_filters( 'frm_csv_sep', self::$separator ); |
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self::$line_break = apply_filters( 'frm_csv_line_break', self::$line_break ); |
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self::$wp_date_format = apply_filters( 'frm_csv_date_format', self::$wp_date_format ); |
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self::get_csv_format(); |
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self::$charset = get_option( 'blog_charset' ); |
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$col_sep = ( isset( $_POST['csv_col_sep'] ) && ! empty( $_POST['csv_col_sep'] ) ) ? sanitize_text_field( $_POST['csv_col_sep'] ) : self::$column_separator; |
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self::$column_separator = apply_filters( 'frm_csv_column_sep', $col_sep ); |
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} |
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private static function print_file_headers( $filename ) { |
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header( 'Content-Description: File Transfer' ); |
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header( 'Content-Disposition: attachment; filename="' . esc_attr( $filename ) . '"' ); |
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header( 'Content-Type: text/csv; charset=' . self::$charset, true ); |
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header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', mktime( date( 'H' ) + 2, date( 'i' ), date( 's' ), date( 'm' ), date( 'd' ), date('Y' ) ) ) . ' GMT' ); |
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header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' ); |
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header( 'Cache-Control: no-cache, must-revalidate' ); |
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header( 'Pragma: no-cache' ); |
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do_action( 'frm_csv_headers', array( 'form_id' => self::$form_id, 'fields' => self::$fields ) ); |
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} |
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public static function get_csv_format() { |
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$csv_format = FrmAppHelper::get_post_param( 'csv_format', 'UTF-8', 'sanitize_text_field' ); |
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$csv_format = apply_filters( 'frm_csv_format', $csv_format ); |
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self::$to_encoding = $csv_format; |
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} |
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private static function prepare_csv_headings() { |
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$headings = array(); |
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self::csv_headings( $headings ); |
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$headings = apply_filters( 'frm_csv_columns', $headings, self::$form_id, array( 'fields' => self::$fields ) ); |
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self::$headings = $headings; |
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self::print_csv_row( $headings ); |
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} |
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private static function csv_headings( &$headings ) { |
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foreach ( self::$fields as $col ) { |
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$field_headings = array(); |
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if ( isset( $col->field_options['separate_value'] ) && $col->field_options['separate_value'] && ! in_array( $col->type, array( 'user_id', 'file', 'data', 'date' ) ) ) { |
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$field_headings[ $col->id . '_label' ] = strip_tags( $col->name . ' ' . __( '(label)', 'formidable' ) ); |
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} |
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$field_headings[ $col->id ] = strip_tags( $col->name ); |
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$field_headings = apply_filters( 'frm_csv_field_columns', $field_headings, array( 'field' => $col ) ); |
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$headings += $field_headings; |
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} |
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if ( self::$comment_count ) { |
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for ( $i = 0; $i < self::$comment_count; $i++ ) { |
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$headings[ 'comment' . $i ] = __( 'Comment', 'formidable' ); |
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$headings[ 'comment_user_id' . $i ] = __( 'Comment User', 'formidable' ); |
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$headings[ 'comment_created_at' . $i ] = __( 'Comment Date', 'formidable' ); |
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} |
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unset($i); |
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} |
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$headings['created_at'] = __( 'Timestamp', 'formidable' ); |
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$headings['updated_at'] = __( 'Last Updated', 'formidable' ); |
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$headings['user_id'] = __( 'Created By', 'formidable' ); |
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$headings['updated_by'] = __( 'Updated By', 'formidable' ); |
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$headings['is_draft'] = __( 'Draft', 'formidable' ); |
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$headings['ip'] = __( 'IP', 'formidable' ); |
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$headings['id'] = __( 'ID', 'formidable' ); |
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$headings['item_key'] = __( 'Key', 'formidable' ); |
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} |
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private static function prepare_next_csv_rows( $next_set ) { |
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// order by parent_item_id so children will be first |
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$entries = FrmEntry::getAll( array( 'or' => 1, 'id' => $next_set, 'parent_item_id' => $next_set ), ' ORDER BY parent_item_id DESC', '', true, false ); |
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foreach ( $entries as $k => $entry ) { |
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self::$entry = $entry; |
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unset( $entry ); |
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if ( self::$entry->form_id != self::$form_id ) { |
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self::add_repeat_field_values_to_csv( $entries ); |
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} else { |
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self::prepare_csv_row(); |
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} |
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} |
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} |
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private static function prepare_csv_row() { |
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$row = array(); |
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self::add_field_values_to_csv( $row ); |
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self::add_entry_data_to_csv( $row ); |
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$row = apply_filters( 'frm_csv_row', $row, array( 'entry' => self::$entry, 'date_format' => self::$wp_date_format, 'comment_count' => self::$comment_count ) ); |
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self::print_csv_row( $row ); |
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} |
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private static function add_repeat_field_values_to_csv( &$entries ) { |
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if ( isset( self::$entry->metas ) ) { |
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// add child entries to the parent |
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foreach ( self::$entry->metas as $meta_id => $meta_value ) { |
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if ( ! is_numeric( $meta_id ) || $meta_value == '' ) { |
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// if the hook is being used to include field keys in the metas array, |
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// we need to skip the keys and only process field ids |
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continue; |
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} |
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if ( ! isset( $entries[ self::$entry->parent_item_id ]->metas[ $meta_id ] ) ) { |
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$entries[ self::$entry->parent_item_id ]->metas[ $meta_id ] = array(); |
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} else if ( ! is_array( $entries[ self::$entry->parent_item_id ]->metas[ $meta_id ] ) ) { |
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// if the data is here, it should be an array but if this field has collected data |
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// both while inside and outside of the repeating section, it's possible this is a string |
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$entries[ self::$entry->parent_item_id ]->metas[ $meta_id ] = (array) $entries[ self::$entry->parent_item_id ]->metas[ $meta_id ]; |
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} |
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//add the repeated values |
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$entries[ self::$entry->parent_item_id ]->metas[ $meta_id ][] = $meta_value; |
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} |
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$entries[ self::$entry->parent_item_id ]->metas += self::$entry->metas; |
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} |
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// add the embedded form id |
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if ( ! isset( $entries[ self::$entry->parent_item_id ]->embedded_fields ) ) { |
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$entries[ self::$entry->parent_item_id ]->embedded_fields = array(); |
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} |
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$entries[ self::$entry->parent_item_id ]->embedded_fields[ self::$entry->id ] = self::$entry->form_id; |
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} |
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private static function add_field_values_to_csv( &$row ) { |
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foreach ( self::$fields as $col ) { |
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$field_value = isset( self::$entry->metas[ $col->id ] ) ? self::$entry->metas[ $col->id ] : false; |
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$field_value = maybe_unserialize( $field_value ); |
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self::add_array_values_to_columns( $row, compact( 'col', 'field_value' ) ); |
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$field_value = apply_filters( 'frm_csv_value', $field_value, array( 'field' => $col, 'entry' => self::$entry, 'separator' => self::$separator ) ); |
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if ( isset( $col->field_options['separate_value'] ) && $col->field_options['separate_value'] ) { |
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$sep_value = FrmEntriesHelper::display_value( $field_value, $col, array( |
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'type' => $col->type, 'post_id' => self::$entry->post_id, 'show_icon' => false, |
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'entry_id' => self::$entry->id, 'sep' => self::$separator, |
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'embedded_field_id' => ( isset( self::$entry->embedded_fields ) && isset( self::$entry->embedded_fields[ self::$entry->id ] ) ) ? 'form' . self::$entry->embedded_fields[ self::$entry->id ] : 0, |
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) ); |
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$row[ $col->id . '_label' ] = $sep_value; |
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unset( $sep_value ); |
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} |
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$row[ $col->id ] = $field_value; |
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unset( $col, $field_value ); |
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} |
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} |
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/** |
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* @since 2.0.23 |
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*/ |
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private static function add_array_values_to_columns( &$row, $atts ) { |
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if ( is_array( $atts['field_value'] ) ) { |
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foreach ( $atts['field_value'] as $key => $sub_value ) { |
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$column_key = $atts['col']->id .'_'. $key; |
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if ( ! is_numeric( $key ) && isset( self::$headings[ $column_key ] ) ) { |
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$row[ $column_key ] = $sub_value; |
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} |
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} |
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} |
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} |
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private static function add_entry_data_to_csv( &$row ) { |
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$row['created_at'] = FrmAppHelper::get_formatted_time( self::$entry->created_at, self::$wp_date_format, ' ' ); |
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$row['updated_at'] = FrmAppHelper::get_formatted_time( self::$entry->updated_at, self::$wp_date_format, ' ' ); |
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$row['user_id'] = self::$entry->user_id; |
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$row['updated_by'] = self::$entry->updated_by; |
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$row['is_draft'] = self::$entry->is_draft ? '1' : '0'; |
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$row['ip'] = self::$entry->ip; |
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$row['id'] = self::$entry->id; |
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$row['item_key'] = self::$entry->item_key; |
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} |
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private static function print_csv_row( $rows ) { |
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$col_count = count( $rows ); |
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$this_col = 0; |
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foreach ( $rows as $k => $row ) { |
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$this_col++; |
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if ( ! isset( self::$headings[ $k ] ) ) { |
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// this column has been removed from the csv, so skip it |
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continue; |
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} |
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if ( is_array( $row ) ) { |
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// implode the repeated field values |
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$row = implode( self::$separator, FrmAppHelper::array_flatten( $row, 'reset' ) ); |
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} |
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$val = self::encode_value( $row ); |
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if ( self::$line_break != 'return' ) { |
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$val = str_replace( array( "\r\n", "\r", "\n" ), self::$line_break, $val ); |
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} |
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echo '"' . $val . '"'; |
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if ( $this_col != $col_count ) { |
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echo self::$column_separator; |
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} |
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unset( $k, $row ); |
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} |
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echo "\n"; |
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} |
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255
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public static function encode_value( $line ) { |
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if ( $line == '' ) { |
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return $line; |
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} |
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$convmap = false; |
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262
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switch ( self::$to_encoding ) { |
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case 'macintosh': |
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// this map was derived from the differences between the MacRoman and UTF-8 Charsets |
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// Reference: |
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|
|
// - http://www.alanwood.net/demos/macroman.html |
|
267
|
|
|
$convmap = array( |
|
268
|
|
|
256, 304, 0, 0xffff, |
|
269
|
|
|
306, 337, 0, 0xffff, |
|
270
|
|
|
340, 375, 0, 0xffff, |
|
271
|
|
|
377, 401, 0, 0xffff, |
|
272
|
|
|
403, 709, 0, 0xffff, |
|
273
|
|
|
712, 727, 0, 0xffff, |
|
274
|
|
|
734, 936, 0, 0xffff, |
|
275
|
|
|
938, 959, 0, 0xffff, |
|
276
|
|
|
961, 8210, 0, 0xffff, |
|
277
|
|
|
8213, 8215, 0, 0xffff, |
|
278
|
|
|
8219, 8219, 0, 0xffff, |
|
279
|
|
|
8227, 8229, 0, 0xffff, |
|
280
|
|
|
8231, 8239, 0, 0xffff, |
|
281
|
|
|
8241, 8248, 0, 0xffff, |
|
282
|
|
|
8251, 8259, 0, 0xffff, |
|
283
|
|
|
8261, 8363, 0, 0xffff, |
|
284
|
|
|
8365, 8481, 0, 0xffff, |
|
285
|
|
|
8483, 8705, 0, 0xffff, |
|
286
|
|
|
8707, 8709, 0, 0xffff, |
|
287
|
|
|
8711, 8718, 0, 0xffff, |
|
288
|
|
|
8720, 8720, 0, 0xffff, |
|
289
|
|
|
8722, 8729, 0, 0xffff, |
|
290
|
|
|
8731, 8733, 0, 0xffff, |
|
291
|
|
|
8735, 8746, 0, 0xffff, |
|
292
|
|
|
8748, 8775, 0, 0xffff, |
|
293
|
|
|
8777, 8799, 0, 0xffff, |
|
294
|
|
|
8801, 8803, 0, 0xffff, |
|
295
|
|
|
8806, 9673, 0, 0xffff, |
|
296
|
|
|
9675, 63742, 0, 0xffff, |
|
297
|
|
|
63744, 64256, 0, 0xffff, |
|
298
|
|
|
); |
|
299
|
|
|
break; |
|
300
|
|
|
case 'ISO-8859-1': |
|
301
|
|
|
$convmap = array( 256, 10000, 0, 0xffff ); |
|
302
|
|
|
break; |
|
303
|
|
|
} |
|
304
|
|
|
|
|
305
|
|
|
if ( is_array( $convmap ) ) { |
|
306
|
|
|
$line = mb_encode_numericentity( $line, $convmap, self::$charset ); |
|
307
|
|
|
} |
|
308
|
|
|
|
|
309
|
|
|
if ( self::$to_encoding != self::$charset ) { |
|
310
|
|
|
$line = iconv( self::$charset, self::$to_encoding . '//IGNORE', $line ); |
|
311
|
|
|
} |
|
312
|
|
|
|
|
313
|
|
|
return self::escape_csv( $line ); |
|
314
|
|
|
} |
|
315
|
|
|
|
|
316
|
|
|
/** |
|
317
|
|
|
* Escape a " in a csv with another " |
|
318
|
|
|
* @since 2.0 |
|
319
|
|
|
*/ |
|
320
|
|
|
public static function escape_csv( $value ) { |
|
321
|
|
|
if ( $value[0] == '=' ) { |
|
322
|
|
|
// escape the = to prevent vulnerability |
|
323
|
|
|
$value = "'" . $value; |
|
324
|
|
|
} |
|
325
|
|
|
$value = str_replace( '"', '""', $value ); |
|
326
|
|
|
return $value; |
|
327
|
|
|
} |
|
328
|
|
|
} |
|
329
|
|
|
|
Strategy11 /
formidable-forms
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