GetId3\Module\Graphic\Svg Class Reference

GetId3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //. More...

Inheritance diagram for GetId3\Module\Graphic\Svg:

Collaboration diagram for GetId3\Module\Graphic\Svg:

Public Member Functions
	analyze ()
Public Member Functions inherited from GetId3\Handler\BaseHandler
	__construct (GetId3Core $getid3, $call_module=null)
	analyze ()
	Analyze from file pointer. More...
	AnalyzeString (&$string)
	Analyze from string instead. More...
	saveAttachment (&$ThisFileInfoIndex, $filename, $offset, $length)

Additional Inherited Members
Protected Member Functions inherited from GetId3\Handler\BaseHandler
	ftell ()
	fread ($bytes)
	fseek ($bytes, $whence=SEEK_SET)
	feof ()
	isDependencyFor ($module)
	error ($text)
	warning ($text)
Protected Attributes inherited from GetId3\Handler\BaseHandler
	$getid3
	$data_string_flag = false
	$data_string = ''
	$data_string_position = 0
	$data_string_length = 0

Detailed Description

GetId3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //.

module for analyzing SVG Image files

Author

James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g http://www.getid3.org

Definition at line 28 of file Svg.php.

Member Function Documentation

analyze()

GetId3\Module\Graphic\Svg::analyze

(

)

Returns

boolean

Definition at line 34 of file Svg.php.

References $info, array, GetId3\Handler\BaseHandler\fread(), and GetId3\Handler\BaseHandler\fseek().

    {
        $info = &$this->getid3->info;

        fseek($this->getid3->fp, $info['avdataoffset'], SEEK_SET);

        $SVGheader = fread($this->getid3->fp, 4096);
        if (preg_match('#<\?xml([^>]+)\?>#i', $SVGheader, $matches)) {
            $info['svg']['xml']['raw'] = $matches;
        }
        if (preg_match('#<\!DOCTYPE([^>]+)>#i', $SVGheader, $matches)) {
            $info['svg']['doctype']['raw'] = $matches;
        }
        if (preg_match('#<svg([^>]+)>#i', $SVGheader, $matches)) {
            $info['svg']['svg']['raw'] = $matches;
        }
        if (isset($info['svg']['svg']['raw'])) {

            $sections_to_fix = array('xml', 'doctype', 'svg');
            foreach ($sections_to_fix as $section_to_fix) {
                if (!isset($info['svg'][$section_to_fix])) {
                    continue;
                }
                $section_data = array();
                while (preg_match('/ "([^"]+)"/', $info['svg'][$section_to_fix]['raw'][1], $matches)) {
                    $section_data[] = $matches[1];
                    $info['svg'][$section_to_fix]['raw'][1] = str_replace($matches[0], '', $info['svg'][$section_to_fix]['raw'][1]);
                }
                while (preg_match('/([^\s]+)="([^"]+)"/', $info['svg'][$section_to_fix]['raw'][1], $matches)) {
                    $section_data[] = $matches[0];
                    $info['svg'][$section_to_fix]['raw'][1] = str_replace($matches[0], '', $info['svg'][$section_to_fix]['raw'][1]);
                }
                $section_data = array_merge($section_data, preg_split('/[\s,]+/', $info['svg'][$section_to_fix]['raw'][1]));
                foreach ($section_data as $keyvaluepair) {
                    $keyvaluepair = trim($keyvaluepair);
                    if ($keyvaluepair) {
                        $keyvalueexploded = explode('=', $keyvaluepair);
                        $key   = (isset($keyvalueexploded[0]) ? $keyvalueexploded[0] : '');
                        $value = (isset($keyvalueexploded[1]) ? $keyvalueexploded[1] : '');
                        $info['svg'][$section_to_fix]['sections'][$key] = trim($value, '"');
                    }
                }
            }

            $info['fileformat']                  = 'svg';
            $info['video']['dataformat']         = 'svg';
            $info['video']['lossless']           = true;
            //$info['video']['bits_per_sample']    = 24;
            $info['video']['pixel_aspect_ratio'] = (float) 1;

            if (!empty($info['svg']['svg']['sections']['width'])) {
                $info['svg']['width']  = intval($info['svg']['svg']['sections']['width']);
            }
            if (!empty($info['svg']['svg']['sections']['height'])) {
                $info['svg']['height'] = intval($info['svg']['svg']['sections']['height']);
            }
            if (!empty($info['svg']['svg']['sections']['version'])) {
                $info['svg']['version'] = $info['svg']['svg']['sections']['version'];
            }
            if (!isset($info['svg']['version']) && isset($info['svg']['doctype']['sections'])) {
                foreach ($info['svg']['doctype']['sections'] as $key => $value) {
                    if (preg_match('#//W3C//DTD SVG ([0-9\.]+)//#i', $key, $matches)) {
                        $info['svg']['version'] = $matches[1];
                        break;
                    }
                }
            }

            if (!empty($info['svg']['width'])) {
                $info['video']['resolution_x'] = $info['svg']['width'];
            }
            if (!empty($info['svg']['height'])) {
                $info['video']['resolution_y'] = $info['svg']['height'];
            }

            return true;
        }
        $info['error'][] = 'Did not find expected <svg> tag';

        return false;
    }

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The documentation for this class was generated from the following file:

• libs/composer/vendor/phansys/getid3/GetId3/Module/Graphic/Svg.php