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tt-rss/include/labels.php

201 lines
4.5 KiB
PHP

<?php
function label_find_id( $label, $owner_uid) {
$result = db_query(
"SELECT id FROM ttrss_labels2 WHERE caption = '$label'
AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "id");
} else {
return 0;
}
}
function get_article_labels( $id, $owner_uid = false) {
$rv = array();
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query( "SELECT label_cache FROM
ttrss_user_entries WHERE ref_id = '$id' AND owner_uid = " .
$owner_uid);
if (db_num_rows($result) > 0) {
$label_cache = db_fetch_result($result, 0, "label_cache");
if ($label_cache) {
$label_cache = json_decode($label_cache, true);
if ($label_cache["no-labels"] == 1)
return $rv;
else
return $label_cache;
}
}
$result = db_query(
"SELECT DISTINCT label_id,caption,fg_color,bg_color
FROM ttrss_labels2, ttrss_user_labels2
WHERE id = label_id
AND article_id = '$id'
AND owner_uid = ". $owner_uid . "
ORDER BY caption");
while ($line = db_fetch_assoc($result)) {
$rk = array($line["label_id"], $line["caption"], $line["fg_color"],
$line["bg_color"]);
array_push($rv, $rk);
}
if (count($rv) > 0)
label_update_cache( $owner_uid, $id, $rv);
else
label_update_cache( $owner_uid, $id, array("no-labels" => 1));
return $rv;
}
function label_find_caption( $label, $owner_uid) {
$result = db_query(
"SELECT caption FROM ttrss_labels2 WHERE id = '$label'
AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "caption");
} else {
return "";
}
}
function get_all_labels( $owner_uid) {
$rv = array();
$result = db_query( "SELECT fg_color, bg_color, caption FROM ttrss_labels2 WHERE owner_uid = " . $owner_uid);
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line);
}
return $rv;
}
function label_update_cache( $owner_uid, $id, $labels = false, $force = false) {
if ($force)
label_clear_cache( $id);
if (!$labels)
$labels = get_article_labels( $id);
$labels = db_escape_string( json_encode($labels));
db_query( "UPDATE ttrss_user_entries SET
label_cache = '$labels' WHERE ref_id = '$id' AND owner_uid = '$owner_uid'");
}
function label_clear_cache( $id) {
db_query( "UPDATE ttrss_user_entries SET
label_cache = '' WHERE ref_id = '$id'");
}
function label_remove_article( $id, $label, $owner_uid) {
$label_id = label_find_id( $label, $owner_uid);
if (!$label_id) return;
$result = db_query(
"DELETE FROM ttrss_user_labels2
WHERE
label_id = '$label_id' AND
article_id = '$id'");
label_clear_cache( $id);
}
function label_add_article( $id, $label, $owner_uid) {
$label_id = label_find_id( $label, $owner_uid);
if (!$label_id) return;
$result = db_query(
"SELECT
article_id FROM ttrss_labels2, ttrss_user_labels2
WHERE
label_id = id AND
label_id = '$label_id' AND
article_id = '$id' AND owner_uid = '$owner_uid'
LIMIT 1");
if (db_num_rows($result) == 0) {
db_query( "INSERT INTO ttrss_user_labels2
(label_id, article_id) VALUES ('$label_id', '$id')");
}
label_clear_cache( $id);
}
function label_remove( $id, $owner_uid) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
db_query( "BEGIN");
$result = db_query( "SELECT caption FROM ttrss_labels2
WHERE id = '$id'");
$caption = db_fetch_result($result, 0, "caption");
$result = db_query( "DELETE FROM ttrss_labels2 WHERE id = '$id'
AND owner_uid = " . $owner_uid);
if (db_affected_rows( $result) != 0 && $caption) {
/* Remove access key for the label */
$ext_id = LABEL_BASE_INDEX - 1 - $id;
db_query( "DELETE FROM ttrss_access_keys WHERE
feed_id = '$ext_id' AND owner_uid = $owner_uid");
/* Remove cached data */
db_query( "UPDATE ttrss_user_entries SET label_cache = ''
WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid);
}
db_query( "COMMIT");
}
function label_create( $caption, $fg_color = '', $bg_color = '', $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
db_query( "BEGIN");
$result = false;
$result = db_query( "SELECT id FROM ttrss_labels2
WHERE caption = '$caption' AND owner_uid = $owner_uid");
if (db_num_rows($result) == 0) {
$result = db_query(
"INSERT INTO ttrss_labels2 (caption,owner_uid,fg_color,bg_color)
VALUES ('$caption', '$owner_uid', '$fg_color', '$bg_color')");
$result = db_affected_rows( $result) != 0;
}
db_query( "COMMIT");
return $result;
}
?>