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1 | <?php | |
2 | ||
3 | /** | |
4 | * Utilities to import and export bookmarks using the Netscape format | |
5 | */ | |
6 | class NetscapeBookmarkUtils | |
7 | { | |
8 | ||
9 | /** | |
10 | * Filters links and adds Netscape-formatted fields | |
11 | * | |
12 | * Added fields: | |
13 | * - timestamp link addition date, using the Unix epoch format | |
14 | * - taglist comma-separated tag list | |
15 | * | |
16 | * @param LinkDB $linkDb The link datastore | |
17 | * @param string $selection Which links to export: (all|private|public) | |
18 | * | |
19 | * @throws Exception Invalid export selection | |
20 | * | |
21 | * @return array The links to be exported, with additional fields | |
22 | */ | |
23 | public static function filterAndFormat($linkDb, $selection) | |
24 | { | |
25 | // see tpl/export.html for possible values | |
26 | if (! in_array($selection, array('all','public','private'))) { | |
27 | throw new Exception('Invalid export selection: "'.$selection.'"'); | |
28 | } | |
29 | ||
30 | $bookmarkLinks = array(); | |
31 | ||
32 | foreach ($linkDb as $link) { | |
33 | if ($link['private'] != 0 && $selection == 'public') { | |
34 | continue; | |
35 | } | |
36 | if ($link['private'] == 0 && $selection == 'private') { | |
37 | continue; | |
38 | } | |
39 | $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']); | |
40 | $link['timestamp'] = $date->getTimestamp(); | |
41 | $link['taglist'] = str_replace(' ', ',', $link['tags']); | |
42 | $bookmarkLinks[] = $link; | |
43 | } | |
44 | ||
45 | return $bookmarkLinks; | |
46 | } | |
47 | } |