<?php
include_once 'data.php';
include_once 'functions.php';
session_write_close();
if (!isset($_GET['from'])) {
$from = '0';
} else {
settype($_GET['from'], "integer");
$from = $_GET['from'];
}
// CACHING
if (isset($_GET['from']) && !isset($_GET['browse']['No PDF']) && !isset($_GET['browse']['Not Indexed'])) {
$cache_name = cache_name();
$db_change = database_change(array('library', 'shelves', 'projects', 'projectsusers', 'projectsfiles', 'filescategories', 'notes'));
cache_start($db_change);
$total_files_array = read_export_files($db_change);
}
if (!isset($_GET['project'])) {
$project = '';
} else {
$project = $_GET['project'];
}
if (!isset($_SESSION['limit'])) {
$limit = 10;
} else {
settype($_SESSION['limit'], "integer");
$limit = $_SESSION['limit'];
}
if (!isset($_SESSION['orderby'])) {
$orderby = 'id';
$k = $k + 1;
}
}
$query_array = array_filter($query_array);
$query_string = join('', $query_array);
$query_string = 'search_query=' . urlencode($query_string);
if (!empty($id_array)) {
$query_string = join(',', $id_array);
$query_string = 'id_list=' . urlencode($query_string);
}
########## search arXiv ##############
if (!empty($query_array) && empty($_GET['load']) && empty($_GET['save']) && empty($_GET['delete'])) {
############# caching ################
$cache_name = cache_name();
$cache_name .= '_download';
$db_change = database_change(array('library'));
cache_start($db_change);
########## register the time of search ##############
if (!empty($_SESSION['session_download_arxiv_searchname']) && $from == 1) {
database_connect(IL_DATABASE_PATH, 'library');
$stmt = $dbHandle->prepare("UPDATE searches SET searchvalue=:searchvalue WHERE userID=:user AND searchname=:searchname AND searchfield='arxiv_last_search'");
$stmt->bindParam(':user', $user, PDO::PARAM_STR);
$stmt->bindParam(':searchname', $searchname, PDO::PARAM_STR);
$stmt->bindParam(':searchvalue', $searchvalue, PDO::PARAM_STR);
$user = $_SESSION['user_id'];
$searchname = "arxiv#" . $_SESSION['session_download_arxiv_searchname'];
$searchvalue = time();
$stmt->execute();
}
########## search arXiv ##############
$request_url = "http://export.arxiv.org/api/query?" . $query_string . $category_string . $edat_string . $year_string . "&start=" . ($from - 1) . "&max_results=10&sortBy=lastUpdatedDate&sortOrder=descending";
// Store current table name hash in session.
$table_name_hash = '';
$table_name_array = $_GET;
$table_name_array['orderby'] = $orderby;
unset($table_name_array['_']);
unset($table_name_array['from']);
unset($table_name_array['limit']);
unset($table_name_array['display']);
$table_name_array['user_id'] = $_SESSION['user_id'];
$table_name_array = array_filter($table_name_array);
ksort($table_name_array);
$table_name_hash = 'search_' . hash('crc32', json_encode($table_name_array));
$_SESSION['display_files'] = $table_name_hash;
session_write_close();
// FILE CACHING
$db_change = database_change(array('library', 'shelves', 'projects', 'projectsusers', 'projectsfiles', 'filescategories', 'notes', 'annotations'), array('full_text'), array('clipboard'));
if (isset($_GET['from'])) {
$cache_name = cache_name();
cache_start($db_change);
}
//READ PROJECTS
database_connect(IL_DATABASE_PATH, 'library');
$desktop_projects = array();
$desktop_projects = read_desktop($dbHandle);
######### LIMITS ################
######### RATING ################
$rating_search = '';
$rating_searches = array();
if (!isset($_GET['rating'])) {
$_GET['rating'][] = 1;
$_GET['rating'][] = 2;
<?php
include_once 'data.php';
include_once 'functions.php';
session_write_close();
// CACHING
$cache_name = cache_name();
$db_change = database_change(array('library', 'shelves', 'filescategories', 'searches', 'categories'));
cache_start($db_change);
if (!isset($_GET['select'])) {
$_GET['select'] = 'library';
}
if ($_GET['select'] != 'library' && $_GET['select'] != 'shelf' && $_GET['select'] != 'project' && $_GET['select'] != 'clipboard') {
$_GET['select'] = 'library';
}
$in = '';
if ($_GET['select'] == 'shelf') {
$in = "INNER JOIN shelves ON library.id=shelves.fileID WHERE shelves.userID=" . intval($_SESSION['user_id']);
}
if ($_GET['select'] == 'clipboard' && !empty($_SESSION['session_clipboard'])) {
$in = join(",", $_SESSION['session_clipboard']);
$in = "WHERE id IN ({$in})";
}
if ($_GET['select'] == 'clipboard' && empty($_SESSION['session_clipboard'])) {
$in = "WHERE id IN ()";
}
empty($in) ? $where = 'WHERE' : ($where = 'AND');
database_connect($database_path, 'library');
### CATEGORY ###################################################################
if (isset($_GET['open']) && in_array("category", $_GET['open'])) {
$subfiles = '';
function perform_search($sql)
{
global $dbHandle;
global $limit;
global $from;
global $orderby;
global $ordering;
global $result;
global $rows;
global $case;
// Generate table name hash.
$table_name_hash = '';
$table_name_array = $_GET;
$table_name_array['orderby'] = $orderby;
unset($table_name_array['_']);
unset($table_name_array['from']);
unset($table_name_array['limit']);
unset($table_name_array['display']);
$table_name_array['user_id'] = $_SESSION['user_id'];
$table_name_array = array_filter($table_name_array);
ksort($table_name_array);
$table_name_hash = 'search_' . hash('crc32', json_encode($table_name_array));
$_SESSION['display_files'] = $table_name_hash;
// Read db change times.
$db_change = database_change(array('library', 'shelves', 'projects', 'projectsusers', 'projectsfiles', 'filescategories', 'notes', 'annotations'), array('full_text'), array('clipboard'));
$quoted_path = $dbHandle->quote(IL_DATABASE_PATH . DIRECTORY_SEPARATOR . 'history.sq3');
$dbHandle->exec("ATTACH DATABASE {$quoted_path} as history");
if (isset($_GET['select']) && $_GET['select'] == 'clipboard') {
attach_clipboard($dbHandle);
}
$quoted_path = $dbHandle->quote(IL_DATABASE_PATH . DIRECTORY_SEPARATOR . 'fulltext.sq3');
if (isset($_GET['browse']) && array_key_exists('Not Indexed', $_GET['browse']) || isset($_GET['searchtype']) && $_GET['searchtype'] == 'pdf' || isset($_GET['searchtype']) && $_GET['searchtype'] == 'global') {
$dbHandle->exec("ATTACH DATABASE {$quoted_path} AS fulltextdatabase");
}
$quoted_path = $dbHandle->quote(IL_DATABASE_PATH . DIRECTORY_SEPARATOR . 'discussions.sq3');
if (isset($_GET['browse']) && array_key_exists('Discussed Items', $_GET['browse'])) {
$dbHandle->exec("ATTACH DATABASE {$quoted_path} AS discussionsdatabase");
}
$dbHandle->exec("CREATE TABLE IF NOT EXISTS history.search_tables (" . "id INTEGER PRIMARY KEY," . "table_name TEXT NOT NULL DEFAULT ''," . "created TEXT NOT NULL DEFAULT ''," . "total_rows TEXT NOT NULL DEFAULT '')");
// Delete stale tables.
$dbHandle->beginTransaction();
$result = $dbHandle->query("SELECT id, table_name, created FROM history.search_tables");
$rows = $result->fetchAll(PDO::FETCH_ASSOC);
$result = null;
foreach ($rows as $row) {
if ($row['created'] < $db_change || isset($_GET['browse']['Discussed Items']) || isset($_GET['browse']['Viewed in the last 8 hours'])) {
$dbHandle->exec("DROP TABLE history.`" . $row['table_name'] . "`");
$dbHandle->exec("DELETE FROM history.search_tables WHERE id=" . $row['id']);
}
}
$dbHandle->commit();
$rows = null;
// Check if cache table exists.
$result = $dbHandle->query("SELECT count(*) FROM history.sqlite_master WHERE type='table' AND name='{$table_name_hash}'");
$table = $result->fetchColumn();
$result = null;
// No. Get all ids ordered + total count and save to history.
// Yes. Do id-based paging.
if ($table == 0) {
$dbHandle->sqliteCreateFunction('regexp_match', 'sqlite_regexp', 3);
if ($case == 1) {
$dbHandle->exec("PRAGMA case_sensitive_like = 1");
}
$dbHandle->exec("CREATE TABLE IF NOT EXISTS history.`" . $table_name_hash . "` " . "(id INTEGER PRIMARY KEY, itemID INTEGER NOT NULL DEFAULT '')");
$dbHandle->beginTransaction();
$dbHandle->exec("INSERT INTO history.`{$table_name_hash}` (itemID) " . $sql);
$dbHandle->exec("INSERT INTO history.search_tables(table_name,created,total_rows)" . " VALUES('{$table_name_hash}', '" . time() . "', (SELECT count(*) FROM history.`{$table_name_hash}`))");
$dbHandle->commit();
}
if ($orderby == 'id') {
$result = $dbHandle->query("SELECT id,file,authors,title,journal,secondary_title,year,volume,pages,abstract,uid,doi,url,addition_date,rating,bibtex\r\n FROM library WHERE id IN (SELECT itemID FROM history.`{$table_name_hash}` ORDER BY id DESC LIMIT {$limit} OFFSET {$from}) ORDER BY id DESC");
} else {
$result = $dbHandle->query("SELECT id,file,authors,title,journal,secondary_title,year,volume,pages,abstract,uid,doi,url,addition_date,rating,bibtex\r\n FROM library WHERE id IN (SELECT itemID FROM history.`{$table_name_hash}` LIMIT {$limit} OFFSET {$from}) {$ordering}");
}
$result2 = $dbHandle->query("SELECT total_rows FROM history.search_tables WHERE table_name='{$table_name_hash}'");
$rows = $result2->fetchColumn();
$result2 = null;
$dbHandle->exec("DETACH history");
$dbHandle->exec("DETACH clipboard");
$dbHandle->exec("DETACH fulltextdatabase");
$dbHandle->exec("PRAGMA shrink_memory");
}