ilBookmarkImportExport Class Reference

bookmark import export More...

Collaboration diagram for ilBookmarkImportExport:

Static Public Member Functions
static	_parseFile ($file)
	parse Bookmark file static method returns 3 dimensional array of bookmarks and folders More...
static	__parseNetscape (&$fp)
	parse Netscape bookmark file More...
static	_exportBookmark ($obj_ids, $recursive=true, $title='')
	export bookmarks static method return html string More...
static	__parseExport ($object, $depth=1, $recursive=true)
	recursive methode generates bookmark output for export More...
static	_decodeEntities ($string)
	decode html entities of given string More...
static	_convertCharset ($string, $from_charset='', $to_charset='UTF-8')
	converts charset of given string More...

Detailed Description

bookmark import export

Author

Manfred Thaler manfr.nosp@m.ed.t.nosp@m.haler.nosp@m.@end.nosp@m.o7.co.nosp@m.m

Version

$Id$

Definition at line 12 of file class.ilBookmarkImportExport.php.

Member Function Documentation

__parseExport()

static ilBookmarkImportExport::__parseExport (   $object,   $depth = 1,   $recursive = true  )

static

recursive methode generates bookmark output for export

Parameters

array	node date
int	depth of recursion
bool	true for recursive export @access private

Definition at line 136 of file class.ilBookmarkImportExport.php.

    {
        switch ($object['type']) {
            case 'bm':
                $result .= str_repeat("\t", $depth);
                $result .= '<DT><A HREF="' . ilUtil::prepareFormOutput($object['target']) . '" ';
                $result .= 'ADD_DATE="' . intval(0) . '" ';
                $result .= 'LAST_VISIT="' . intval(0) . '" ';
                $result .= 'LAST_MODIFIED="' . intval(0) . '">';
                $result .= ilUtil::prepareFormOutput($object['title']) . '</A>' . "\n";
                if ($object['description']) {
                    $result .= '<DD>' .
                    ilUtil::prepareFormOutput($object['description']) . "\n";
                }
            break;
            case 'bmf':
                $result .= str_repeat("\t", $depth) . '<DT><H3 ADD_DATE="0">' .
                    ilUtil::prepareFormOutput($object['title']) . '</H3>' . "\n";
                if ($object['description']) {
                    $result .= '<DD>' .
                    ilUtil::prepareFormOutput($object['description']) . "\n";
                }
                $result .= str_repeat("\t", $depth) . '<DL><p>' . "\n";
                if ($recursive) {
                    $depth++;
                    $sub_objects = ilBookmarkFolder::getObjects($object['child']);
                    foreach ($sub_objects as $sub_object) {
                        $result .= ilBookmarkImportExport::__parseExport(
                            $sub_object,
                            $depth,
                            $recursive
                        );
                    }
                    $depth--;
                }
                $result .= str_repeat("\t", $depth) . '</DL><p>' . "\n";
            break;
        }
        return $result;
    }

References $result, __parseExport(), ilBookmarkFolder\getObjects(), and ilUtil\prepareFormOutput().

Referenced by __parseExport(), and _exportBookmark().

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__parseNetscape()

static ilBookmarkImportExport::__parseNetscape ( &  $fp )

static

parse Netscape bookmark file

Parameters

int	filepointer @access private

Definition at line 38 of file class.ilBookmarkImportExport.php.

    {
        $result = array();
        $parent = array();
        $start_id = 0;
        $id = 0;
        $ok = false;
        while ($line = fgets($fp)) {
            $line = trim($line);
            if (preg_match('/<DL>/i', $line)) {
                $parent_id = $id;
            } elseif (preg_match('/<\/DL>/i', $line)) {
                $parent_id = array_pop($parent);
            } elseif (preg_match('/<DD>(.+)$/i', $line, $match)) {
                // extract description
                $desc = ilBookmarkImportExport::_convertCharset(trim($match[1]), $charset);
                $desc = ilBookmarkImportExport::_decodeEntities($desc);
                $result[$parent_id][$id]['description'] = strip_tags($desc);
            } elseif (preg_match('/<DT><H3[^>]*>(.*)<\/H3>/i', $line, $match)) {
                //bookmark folder
                array_push($parent, $parent_id);
                $name = ilBookmarkImportExport::_convertCharset(trim($match[1]), $charset);
                $name = ilBookmarkImportExport::_decodeEntities($name);
                $id++;
                $result[$parent_id][$id] = array(
                    'type' => 'bmf',
                    'title' => strip_tags($name),
                );
            } elseif (preg_match('/<DT><A HREF="([^"]*)[^>]*>(.*)<\/A>/i', $line, $match)) {
                $id++;
                // extract url and title
                $url = ilBookmarkImportExport::_convertCharset(trim($match[1]), $charset);
                $url = ilBookmarkImportExport::_decodeEntities($url);
                $name = ilBookmarkImportExport::_convertCharset(trim($match[2]), $charset);
                $name = ilBookmarkImportExport::_decodeEntities($name);
                // extract dates
                if (preg_match("/ADD_DATE=\"([^\"]*)/i", $line, $match)) {
                    $add_date = $match[1];
                } else {
                    $add_date = 0;
                }
                if (preg_match("/LAST_VISIT=\"([^\"]*)/i", $line, $match)) {
                    $visited = $match[1];
                } else {
                    $visited = 0;
                }
                if (preg_match("/LAST_MODIFIED=\"([^\"]*)/i", $line, $match)) {
                    $modified = $match[1];
                } else {
                    $modified = 0;
                }
                $result[$parent_id][$id] = array(
                    'type' => 'bm',
                    'target' => strip_tags($url),
                    'title' => strip_tags($name),
                    'add_date' => $add_date,
                    'visited' => $visited,
                    'modified' => $modified,
                );
            } elseif (preg_match("/<META\s+HTTP-EQUIV=\"Content-Type\".+CONTENT=\"([^\"]*)\"/i", $line, $match)) {
                preg_match("/charset=([^ ]+)/", $match[1], $match);
                $charset = $match[1];
            }
        }
        return $result;
    }

References $id, $name, $ok, $result, $url, _convertCharset(), and _decodeEntities().

Referenced by _parseFile().

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_convertCharset()

static ilBookmarkImportExport::_convertCharset (   $string,   $from_charset = '',   $to_charset = 'UTF-8'  )

static

converts charset of given string

Parameters

string	string to converte
string	from charset
string	to charset @access public

Definition at line 214 of file class.ilBookmarkImportExport.php.

    {
        if (extension_loaded("mbstring")) {
            if (!$from_charset) {
                // try to detect charset
                mb_detect_order("ASCII, JIS, UTF-8, EUC-JP, SJIS, ISO-8859-15, Windows-1252");
                $from_charset = mb_detect_encoding($string);
            }
            if (strtoupper($from_charset) != $to_charset) {
                return @mb_convert_encoding($string, $to_charset, $from_charset);
            }
        }
        return $string;
    }

Referenced by __parseNetscape().

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_decodeEntities()

static ilBookmarkImportExport::_decodeEntities (   $string )

static

decode html entities of given string

Parameters

string

string to decode @access public

Definition at line 182 of file class.ilBookmarkImportExport.php.

    {
        if (function_exists('html_entity_decode')) {
            $string = html_entity_decode($string, ENT_QUOTES, "ISO-8859-15"); #NOTE: UTF-8 does not work!
        } else {
            $trans_table = array_flip(get_html_translation_table(HTML_ENTITIES, ENT_QUOTES));
            $string = strtr($string, $trans_table);
        }
        $string = preg_replace_callback(
            '/&#(\d+);/m',
            function ($hit) {
                return chr($hit[1]);
            },
            $string
        ); #decimal notation
        $string = preg_replace_callback(
            '/&#x([a-f0-9]+);/mi',
            function ($hit) {
                return chr(hexdec($hit[1]));
            },
            $string
        );  #hex notation
        return $string;
    }

Referenced by __parseNetscape().

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_exportBookmark()

static ilBookmarkImportExport::_exportBookmark (   $obj_ids,   $recursive = true,   $title = ''  )

static

export bookmarks static method return html string

Parameters

array	array of bookmark ids to export
bool	true for recursive export
string	title of html page

Definition at line 111 of file class.ilBookmarkImportExport.php.

    {
        $htmlCont = '<!DOCTYPE NETSCAPE-Bookmark-file-1>' . "\n";
        $htmlCont .= '<!-- Created by ilias - www.ilias.de -->' . "\n";
        $htmlCont .= '<!-- on ' . date('r') . ' -->' . "\n\n";
        $htmlCont .= '<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8">' . "\n";
        $htmlCont .= '<TITLE>' . ilUtil::prepareFormOutput($title) . '</TITLE>' . "\n";
        $htmlCont .= '<H1>' . ilUtil::prepareFormOutput($title) . '</H1>' . "\n\n";
        $htmlCont .= '<DL><p>' . "\n";
        foreach ($obj_ids as $obj_id) {
            $object = ilBookmarkFolder::getObject($obj_id);
            $htmlCont .= ilBookmarkImportExport::__parseExport($object, 1, $recursive);
        }
        $htmlCont .= '</DL><p>' . "\n";
        //echo htmlentities($htmlCont); exit;
        return $htmlCont;
    }

References $title, __parseExport(), ilBookmarkFolder\getObject(), and ilUtil\prepareFormOutput().

Referenced by ilBookmarkAdministrationGUI\export().

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_parseFile()

static ilBookmarkImportExport::_parseFile (   $file )

static

parse Bookmark file static method returns 3 dimensional array of bookmarks and folders

Parameters

string

file

Definition at line 19 of file class.ilBookmarkImportExport.php.

    {
        if (file_exists($file) && is_file($file)) {
            $fp = fopen($file, "r-");
            while ($line = fgets($fp)) {
                $line = trim($line);
                if (preg_match('/<!DOCTYPE NETSCAPE-Bookmark-file-1>/i', $line)) {
                    return ilBookmarkImportExport::__parseNetscape($fp);
                }
            }
        }
        return false;
    }

References __parseNetscape().

Referenced by ilBookmarkAdministrationGUI\importFile().

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

• Services/Bookmarks/classes/class.ilBookmarkImportExport.php