162 lines
3.6 KiB
PHP
162 lines
3.6 KiB
PHP
<?php
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class Labels
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{
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static function label_to_feed_id($label) {
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return LABEL_BASE_INDEX - 1 - abs($label);
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}
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static function feed_to_label_id($feed) {
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return LABEL_BASE_INDEX - 1 + abs($feed);
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}
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static function find_id($label, $owner_uid) {
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$result = db_query(
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"SELECT id FROM ttrss_labels2 WHERE caption = '$label'
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AND owner_uid = '$owner_uid' LIMIT 1");
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if (db_num_rows($result) == 1) {
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return db_fetch_result($result, 0, "id");
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} else {
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return 0;
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}
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}
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static function find_caption($label, $owner_uid) {
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$result = db_query(
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"SELECT caption FROM ttrss_labels2 WHERE id = '$label'
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AND owner_uid = '$owner_uid' LIMIT 1");
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if (db_num_rows($result) == 1) {
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return db_fetch_result($result, 0, "caption");
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} else {
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return "";
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}
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}
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static function get_all_labels($owner_uid) {
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$rv = array();
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$result = db_query("SELECT fg_color, bg_color, caption FROM ttrss_labels2 WHERE owner_uid = " . $owner_uid);
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while ($line = db_fetch_assoc($result)) {
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array_push($rv, $line);
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}
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return $rv;
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}
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static function update_cache($owner_uid, $id, $labels = false, $force = false) {
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if ($force)
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Labels::clear_cache($id);
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if (!$labels)
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$labels = Article::get_article_labels($id);
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$labels = db_escape_string(json_encode($labels));
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db_query("UPDATE ttrss_user_entries SET
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label_cache = '$labels' WHERE ref_id = '$id' AND owner_uid = '$owner_uid'");
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}
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static function clear_cache($id) {
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db_query("UPDATE ttrss_user_entries SET
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label_cache = '' WHERE ref_id = '$id'");
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}
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static function remove_article($id, $label, $owner_uid) {
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$label_id = Labels::find_id($label, $owner_uid);
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if (!$label_id) return;
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db_query(
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"DELETE FROM ttrss_user_labels2
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WHERE
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label_id = '$label_id' AND
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article_id = '$id'");
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Labels::clear_cache($id);
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}
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static function add_article($id, $label, $owner_uid) {
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$label_id = Labels::find_id($label, $owner_uid);
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if (!$label_id) return;
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$result = db_query(
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"SELECT
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article_id FROM ttrss_labels2, ttrss_user_labels2
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WHERE
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label_id = id AND
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label_id = '$label_id' AND
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article_id = '$id' AND owner_uid = '$owner_uid'
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LIMIT 1");
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if (db_num_rows($result) == 0) {
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db_query("INSERT INTO ttrss_user_labels2
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(label_id, article_id) VALUES ('$label_id', '$id')");
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}
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Labels::clear_cache($id);
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}
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static function remove($id, $owner_uid) {
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if (!$owner_uid) $owner_uid = $_SESSION["uid"];
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db_query("BEGIN");
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$result = db_query("SELECT caption FROM ttrss_labels2
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WHERE id = '$id'");
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$caption = db_fetch_result($result, 0, "caption");
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$result = db_query("DELETE FROM ttrss_labels2 WHERE id = '$id'
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AND owner_uid = " . $owner_uid);
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if (db_affected_rows($result) != 0 && $caption) {
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/* Remove access key for the label */
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$ext_id = LABEL_BASE_INDEX - 1 - $id;
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db_query("DELETE FROM ttrss_access_keys WHERE
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feed_id = '$ext_id' AND owner_uid = $owner_uid");
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/* Remove cached data */
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db_query("UPDATE ttrss_user_entries SET label_cache = ''
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WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid);
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}
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db_query("COMMIT");
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}
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static function create($caption, $fg_color = '', $bg_color = '', $owner_uid = false) {
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if (!$owner_uid) $owner_uid = $_SESSION['uid'];
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db_query("BEGIN");
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$result = db_query("SELECT id FROM ttrss_labels2
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WHERE caption = '$caption' AND owner_uid = $owner_uid");
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if (db_num_rows($result) == 0) {
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$result = db_query(
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"INSERT INTO ttrss_labels2 (caption,owner_uid,fg_color,bg_color)
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VALUES ('$caption', '$owner_uid', '$fg_color', '$bg_color')");
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$result = db_affected_rows($result) != 0;
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}
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db_query("COMMIT");
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return $result;
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}
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} |