plugins/af_psql_trgm: use PDO

This commit is contained in:
Andrew Dolgov 2017-12-03 10:26:38 +03:00
parent d8bf94c2f2
commit 6e4731d9f9

View file

@ -1,6 +1,7 @@
<?php <?php
class Af_Psql_Trgm extends Plugin { class Af_Psql_Trgm extends Plugin {
/* @var PluginHost $host */
private $host; private $host;
function about() { function about() {
@ -10,8 +11,8 @@ class Af_Psql_Trgm extends Plugin {
} }
function save() { function save() {
$similarity = (float) db_escape_string($_POST["similarity"]); $similarity = (float) $_POST["similarity"];
$min_title_length = (int) db_escape_string($_POST["min_title_length"]); $min_title_length = (int) $_POST["min_title_length"];
$enable_globally = checkbox_to_sql_bool($_POST["enable_globally"]); $enable_globally = checkbox_to_sql_bool($_POST["enable_globally"]);
if ($similarity < 0) $similarity = 0; if ($similarity < 0) $similarity = 0;
@ -44,18 +45,20 @@ class Af_Psql_Trgm extends Plugin {
} }
function showrelated() { function showrelated() {
$id = (int) db_escape_string($_REQUEST['param']); $id = (int) $_REQUEST['param'];
$owner_uid = $_SESSION["uid"]; $owner_uid = $_SESSION["uid"];
$result = db_query("SELECT title FROM ttrss_entries, ttrss_user_entries $sth = $this->pdo->prepare("SELECT title FROM ttrss_entries, ttrss_user_entries
WHERE ref_id = id AND id = $id AND owner_uid = $owner_uid"); WHERE ref_id = id AND id = ? AND owner_uid = ?");
$sth->execute([$id, $owner_uid]);
$title = db_fetch_result($result, 0, "title"); if ($row = $sth->fetch()) {
print "<h2>$title</h2>"; $title = $row['title'];
$title = db_escape_string($title); print "<h2>$title</h2>";
$result = db_query("SELECT ttrss_entries.id AS id,
$sth = $this->pdo->prepare("SELECT ttrss_entries.id AS id,
feed_id, feed_id,
ttrss_entries.title AS title, ttrss_entries.title AS title,
updated, link, updated, link,
@ -65,39 +68,43 @@ class Af_Psql_Trgm extends Plugin {
ttrss_entries, ttrss_user_entries LEFT JOIN ttrss_feeds ON (ttrss_feeds.id = feed_id) ttrss_entries, ttrss_user_entries LEFT JOIN ttrss_feeds ON (ttrss_feeds.id = feed_id)
WHERE WHERE
ttrss_entries.id = ref_id AND ttrss_entries.id = ref_id AND
ttrss_user_entries.owner_uid = $owner_uid AND ttrss_user_entries.owner_uid = ? AND
ttrss_entries.id != $id AND ttrss_entries.id != ? AND
date_entered >= NOW() - INTERVAL '2 weeks' date_entered >= NOW() - INTERVAL '2 weeks'
ORDER BY ORDER BY
sm DESC, date_entered DESC sm DESC, date_entered DESC
LIMIT 10"); LIMIT 10");
print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">"; $sth->execute([$owner_uid, $id]);
while ($line = db_fetch_assoc($result)) { print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">";
print "<li>";
print "<div class='insensitive small' style='margin-left : 20px; float : right'>" .
smart_date_time(strtotime($line["updated"]))
. "</div>";
$sm = sprintf("%.2f", $line['sm']); while ($line = $sth->fetch()) {
print "<img src='images/score_high.png' title='$sm' print "<li>";
print "<div class='insensitive small' style='margin-left : 20px; float : right'>" .
smart_date_time(strtotime($line["updated"]))
. "</div>";
$sm = sprintf("%.2f", $line['sm']);
print "<img src='images/score_high.png' title='$sm'
style='vertical-align : middle'>"; style='vertical-align : middle'>";
$article_link = htmlspecialchars($line["link"]); $article_link = htmlspecialchars($line["link"]);
print " <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"$article_link\">". print " <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"$article_link\">".
$line["title"]."</a>"; $line["title"]."</a>";
print " (<a href=\"#\" onclick=\"viewfeed({feed:".$line["feed_id"]."})\">". print " (<a href=\"#\" onclick=\"viewfeed({feed:".$line["feed_id"]."})\">".
htmlspecialchars($line["feed_title"])."</a>)"; htmlspecialchars($line["feed_title"])."</a>)";
print " <span class='insensitive'>($sm)</span>"; print " <span class='insensitive'>($sm)</span>";
print "</li>";
}
print "</ul>";
print "</li>";
} }
print "</ul>";
print "<div style='text-align : center'>"; print "<div style='text-align : center'>";
print "<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('trgmRelatedDlg').hide()\">".__('Close this window')."</button>"; print "<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('trgmRelatedDlg').hide()\">".__('Close this window')."</button>";
print "</div>"; print "</div>";
@ -121,9 +128,9 @@ class Af_Psql_Trgm extends Plugin {
print_error("Database type not supported."); print_error("Database type not supported.");
} else { } else {
$result = db_query("select 'similarity'::regproc"); $res = $this->pdo->query("select 'similarity'::regproc");
if (db_num_rows($result) == 0) { if (!$res->fetch()) {
print_error("pg_trgm extension not found."); print_error("pg_trgm extension not found.");
} }
@ -246,8 +253,8 @@ class Af_Psql_Trgm extends Plugin {
if (DB_TYPE != "pgsql") return $article; if (DB_TYPE != "pgsql") return $article;
$result = db_query("select 'similarity'::regproc"); $res = $this->pdo->query("select 'similarity'::regproc");
if (db_num_rows($result) == 0) return $article; if (!$res->fetch()) return $article;
$enable_globally = $this->host->get($this, "enable_globally"); $enable_globally = $this->host->get($this, "enable_globally");
@ -265,18 +272,21 @@ class Af_Psql_Trgm extends Plugin {
$owner_uid = $article["owner_uid"]; $owner_uid = $article["owner_uid"];
$entry_guid = $article["guid_hashed"]; $entry_guid = $article["guid_hashed"];
$title_escaped = db_escape_string($article["title"]); $title_escaped = $article["title"];
// trgm does not return similarity=1 for completely equal strings // trgm does not return similarity=1 for completely equal strings
$result = db_query("SELECT COUNT(id) AS nequal $sth = $this->pdo->prepare("SELECT COUNT(id) AS nequal
FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id AND FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id AND
date_entered >= NOW() - interval '3 days' AND date_entered >= NOW() - interval '3 days' AND
title = '$title_escaped' AND title = ? AND
guid != '$entry_guid' AND guid != ? AND
owner_uid = $owner_uid"); owner_uid = ?");
$sth->execute([$title_escaped, $entry_guid, $owner_uid]);
$row = $sth->fetch();
$nequal = $row['nequal'];
$nequal = db_fetch_result($result, 0, "nequal");
_debug("af_psql_trgm: num equals: $nequal"); _debug("af_psql_trgm: num equals: $nequal");
if ($nequal != 0) { if ($nequal != 0) {
@ -284,13 +294,15 @@ class Af_Psql_Trgm extends Plugin {
return $article; return $article;
} }
$result = db_query("SELECT MAX(SIMILARITY(title, '$title_escaped')) AS ms $sth = $this->pdo->prepare("SELECT MAX(SIMILARITY(title, ?)) AS ms
FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id AND FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id AND
date_entered >= NOW() - interval '1 day' AND date_entered >= NOW() - interval '1 day' AND
guid != '$entry_guid' AND guid != ? AND
owner_uid = $owner_uid"); owner_uid = ?");
$sth->execute([$title_escaped, $entry_guid, $owner_uid]);
$similarity_result = db_fetch_result($result, 0, "ms"); $row = $sth->fetch();
$similarity_result = $row['ms'];
_debug("af_psql_trgm: similarity result: $similarity_result"); _debug("af_psql_trgm: similarity result: $similarity_result");
@ -311,9 +323,10 @@ class Af_Psql_Trgm extends Plugin {
foreach ($enabled_feeds as $feed) { foreach ($enabled_feeds as $feed) {
$result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]); $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
$sth->execute([$feed, $_SESSION['uid']]);
if (db_num_rows($result) != 0) { if ($row = $sth->fetch()) {
array_push($tmp, $feed); array_push($tmp, $feed);
} }
} }