You appear to be a bot. Output may be restricted

Description

Parse CSV strings to arrays

Usage

parseCSV::parse_string( $data );

Parameters

$data

( mixed ) optional –

Returns

void

1. D array with CSV data, or false on failure

Source

File name: easy-digital-downloads/includes/libraries/parsecsv.lib.php
Lines:

1 to 100 of 162

    public function parse_string($data = null) {
        if (empty($data)) {
            if ($this->_check_data()) {
                $data = &$this->file_data;
            } else {
                return false;
            }
        }

        $white_spaces = str_replace($this->delimiter, '', " \t\x0B\0");

        $rows = array();
        $row = array();
        $row_count = 0;
        $current = '';
        $head = (!empty($this->fields)) ? $this->fields : array();
        $col = 0;
        $enclosed = false;
        $was_enclosed = false;
        $strlen = strlen($data);

        // force the parser to process end of data as a character (false) when
        // data does not end with a line feed or carriage return character.
        $lch = $data{$strlen - 1};
        if ($lch != "\n" && $lch != "\r") {
            $strlen++;
        }

        // walk through each character
        for ($i = 0; $i < $strlen; $i++) {
            $ch = (isset($data{$i})) ? $data{$i} : false;
            $nch = (isset($data{$i + 1})) ? $data{$i + 1} : false;
            $pch = (isset($data{$i - 1})) ? $data{$i - 1} : false;

            // open/close quotes, and inline quotes
            if ($ch == $this->enclosure) {
                if (!$enclosed) {
                    if (ltrim($current, $white_spaces) == '') {
                        $enclosed = true;
                        $was_enclosed = true;
                    } else {
                        $this->error = 2;
                        $error_row = count($rows) + 1;
                        $error_col = $col + 1;
                        if (!isset($this->error_info[$error_row . '-' . $error_col])) {
                            $this->error_info[$error_row . '-' . $error_col] = array(
                                'type' => 2,
                                'info' => 'Syntax error found on row ' . $error_row . '. Non-enclosed fields can not contain double-quotes.',
                                'row' => $error_row,
                                'field' => $error_col,
                                'field_name' => (!empty($head[$col])) ? $head[$col] : null,
                            );
                        }

                        $current .= $ch;
                    }
                } elseif ($nch == $this->enclosure) {
                    $current .= $ch;
                    $i++;
                } elseif ($nch != $this->delimiter && $nch != "\r" && $nch != "\n") {
                    for ($x = ($i + 1);isset($data{$x}) && ltrim($data{$x}, $white_spaces) == ''; $x++) {}
                    if ($data{$x} == $this->delimiter) {
                        $enclosed = false;
                        $i = $x;
                    } else {
                        if ($this->error < 1) {
                            $this->error = 1;
                        }

                        $error_row = count($rows) + 1;
                        $error_col = $col + 1;
                        if (!isset($this->error_info[$error_row . '-' . $error_col])) {
                            $this->error_info[$error_row . '-' . $error_col] = array(
                                'type' => 1,
                                'info' =>
                                'Syntax error found on row ' . (count($rows) + 1) . '. ' .
                                'A single double-quote was found within an enclosed string. ' .
                                'Enclosed double-quotes must be escaped with a second double-quote.',
                                'row' => count($rows) + 1,
                                'field' => $col + 1,
                                'field_name' => (!empty($head[$col])) ? $head[$col] : null,
                            );
                        }

                        $current .= $ch;
                        $enclosed = false;
                    }
                } else {
                    $enclosed = false;
                }

                // end of field/row/csv
            } elseif (($ch == $this->delimiter || $ch == "\n" || $ch == "\r" || $ch === false) && !$enclosed) {
                $key = (!empty($head[$col])) ? $head[$col] : $col;
                $row[$key] = ($was_enclosed) ? $current : trim($current);
                $current = '';
                $was_enclosed = false;
                $col++;

                // end of row
 

[1] [2] Next »

 View on GitHub View on Trac