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opml: support proper export of nested categories

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This commit is contained in:
Andrew Dolgov 2012-08-15 12:52:45 +04:00
parent 9772759980
commit 3a9d5c6e88
1 changed files with 71 additions and 67 deletions
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138
opml.php
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@ -287,8 +287,77 @@
}
function opml_export_category($link, $owner_uid, $cat_id, $hide_private_feeds=false) {
if ($cat_id)
$cat_qpart = "parent_cat = '$cat_id'";
else
$cat_qpart = "parent_cat IS NULL";
if ($hide_private_feeds)
$hide_qpart = "(private IS false AND auth_login = '' AND auth_pass = '')";
else
$hide_qpart = "true";
$out = "";
$query = "SELECT
ttrss_feeds.title, feed_url, site_url, ttrss_feeds.order_id,
ttrss_feed_categories.id AS cat_id,
ttrss_feed_categories.title AS cat_title,
ttrss_feed_categories.order_id AS cat_order_id
FROM ttrss_feeds LEFT JOIN ttrss_feed_categories ON (ttrss_feed_categories.id = ttrss_feeds.cat_id)
WHERE ttrss_feeds.owner_uid = '$owner_uid' AND $hide_qpart AND $cat_qpart
ORDER BY cat_order_id, cat_title, ttrss_feeds.order_id, title";
#$out .= "<!-- $query -->";
$result = db_query($link, $query);
$old_cat_title = "";
while ($line = db_fetch_assoc($result)) {
$title = htmlspecialchars($line["title"]);
$url = htmlspecialchars($line["feed_url"]);
$site_url = htmlspecialchars($line["site_url"]);
$cat_title = htmlspecialchars($line["cat_title"]);
if ($old_cat_title != $cat_title) {
if ($old_cat_title) {
$out .= "</outline>\n";
}
if ($cat_title) {
$out .= "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
}
$old_cat_title = $cat_title;
$cat_id = (int) $line["cat_id"];
if ($cat_id > 0)
$out .= opml_export_category($link, $owner_uid, $cat_id, $hide_private_feeds);
}
if ($site_url) {
$html_url_qpart = "htmlUrl=\"$site_url\"";
} else {
$html_url_qpart = "";
}
$out .= "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
}
if ($old_cat_title) {
$out .= "</outline>\n";
}
return $out;
}
function opml_export($link, $name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
if (!$_REQUEST["debug"]) {
if (!isset($_REQUEST["debug"])) {
header("Content-type: application/xml+opml");
header("Content-Disposition: attachment; filename=" . $name );
} else {
@ -304,72 +373,7 @@
</head>";
$out .= "<body>";
$cat_mode = false;
$select = "SELECT * ";
$where = "WHERE owner_uid = '$owner_uid'";
$orderby = "ORDER BY order_id, title";
if ($hide_private_feeds){
$where = "WHERE owner_uid = '$owner_uid' AND private IS false AND
auth_login = '' AND auth_pass = ''";
}
if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
$cat_mode = true;
$select = "SELECT
title, feed_url, site_url, order_id,
(SELECT order_id FROM ttrss_feed_categories WHERE id = cat_id) AS cat_order_id,
(SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
$orderby = "ORDER BY cat_order_id, cat_title, order_id, title";
}
else{
$cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
$out .= "<!-- feeding cats is not enabled -->";
$out .= "<!-- $cat_feed -->";
}
$result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
$old_cat_title = "";
while ($line = db_fetch_assoc($result)) {
$title = htmlspecialchars($line["title"]);
$url = htmlspecialchars($line["feed_url"]);
$site_url = htmlspecialchars($line["site_url"]);
if ($cat_mode) {
$cat_title = htmlspecialchars($line["cat_title"]);
if ($old_cat_title != $cat_title) {
if ($old_cat_title) {
$out .= "</outline>\n";
}
if ($cat_title) {
$out .= "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
}
$old_cat_title = $cat_title;
}
}
if ($site_url) {
$html_url_qpart = "htmlUrl=\"$site_url\"";
} else {
$html_url_qpart = "";
}
$out .= "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
}
if ($cat_mode && $old_cat_title) {
$out .= "</outline>\n";
}
$out .= opml_export_category($link, $owner_uid, false, $hide_private_feeds);
# export tt-rss settings