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Create FileTag class 

create class and move functions
This commit is contained in:
Adam Magness 2018-10-30 14:51:21 -04:00
parent 2f28c2ebbf
commit 3a604029eb
2 changed files with 271 additions and 197 deletions
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202
include/text.php
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@ -24,6 +24,7 @@ use Friendica\Util\Map;
use Friendica\Util\Proxy as ProxyUtils;
use Friendica\Core\Logger;
use Friendica\Model\FileTag;
require_once "include/conversation.php";
@ -1099,9 +1100,9 @@ function get_cats_and_terms($item)
if ($cnt) {
foreach ($matches as $mtch) {
$categories[] = [
'name' => xmlify(file_tag_decode($mtch[1])),
'name' => xmlify(FileTag::decode($mtch[1])),
'url' => "#",
'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])):""),
'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&cat=' . xmlify(FileTag::decode($mtch[1])):""),
'first' => $first,
'last' => false
];
@ -1120,9 +1121,9 @@ function get_cats_and_terms($item)
if ($cnt) {
foreach ($matches as $mtch) {
$folders[] = [
'name' => xmlify(file_tag_decode($mtch[1])),
'name' => xmlify(FileTag::decode($mtch[1])),
'url' => "#",
'removeurl' => ((local_user() == $item['uid']) ? 'filerm/' . $item['id'] . '?f=&term=' . xmlify(file_tag_decode($mtch[1])) : ""),
'removeurl' => ((local_user() == $item['uid']) ? 'filerm/' . $item['id'] . '?f=&term=' . xmlify(FileTag::decode($mtch[1])) : ""),
'first' => $first,
'last' => false
];
@ -1360,199 +1361,6 @@ function item_post_type($item) {
return L10n::t('post');
}
// post categories and "save to file" use the same item.file table for storage.
// We will differentiate the different uses by wrapping categories in angle brackets
// and save to file categories in square brackets.
// To do this we need to escape these characters if they appear in our tag.
function file_tag_encode($s) {
return str_replace(['<','>','[',']'],['%3c','%3e','%5b','%5d'],$s);
}
function file_tag_decode($s) {
return str_replace(['%3c', '%3e', '%5b', '%5d'], ['<', '>', '[', ']'], $s);
}
function file_tag_file_query($table,$s,$type = 'file') {
if ($type == 'file') {
$str = preg_quote('[' . str_replace('%', '%%', file_tag_encode($s)) . ']');
} else {
$str = preg_quote('<' . str_replace('%', '%%', file_tag_encode($s)) . '>');
}
return " AND " . (($table) ? DBA::escape($table) . '.' : '') . "file regexp '" . DBA::escape($str) . "' ";
}
// ex. given music,video return <music><video> or [music][video]
function file_tag_list_to_file($list, $type = 'file') {
$tag_list = '';
if (strlen($list)) {
$list_array = explode(",",$list);
if ($type == 'file') {
$lbracket = '[';
$rbracket = ']';
} else {
$lbracket = '<';
$rbracket = '>';
}
foreach ($list_array as $item) {
if (strlen($item)) {
$tag_list .= $lbracket . file_tag_encode(trim($item)) . $rbracket;
}
}
}
return $tag_list;
}
// ex. given <music><video>[friends], return music,video or friends
function file_tag_file_to_list($file, $type = 'file') {
$matches = false;
$list = '';
if ($type == 'file') {
$cnt = preg_match_all('/\[(.*?)\]/', $file, $matches, PREG_SET_ORDER);
} else {
$cnt = preg_match_all('/<(.*?)>/', $file, $matches, PREG_SET_ORDER);
}
if ($cnt) {
foreach ($matches as $mtch) {
if (strlen($list)) {
$list .= ',';
}
$list .= file_tag_decode($mtch[1]);
}
}
return $list;
}
function file_tag_update_pconfig($uid, $file_old, $file_new, $type = 'file') {
// $file_old - categories previously associated with an item
// $file_new - new list of categories for an item
if (!intval($uid)) {
return false;
} elseif ($file_old == $file_new) {
return true;
}
$saved = PConfig::get($uid, 'system', 'filetags');
if (strlen($saved)) {
if ($type == 'file') {
$lbracket = '[';
$rbracket = ']';
$termtype = TERM_FILE;
} else {
$lbracket = '<';
$rbracket = '>';
$termtype = TERM_CATEGORY;
}
$filetags_updated = $saved;
// check for new tags to be added as filetags in pconfig
$new_tags = [];
$check_new_tags = explode(",",file_tag_file_to_list($file_new,$type));
foreach ($check_new_tags as $tag) {
if (!stristr($saved,$lbracket . file_tag_encode($tag) . $rbracket)) {
$new_tags[] = $tag;
}
}
$filetags_updated .= file_tag_list_to_file(implode(",",$new_tags),$type);
// check for deleted tags to be removed from filetags in pconfig
$deleted_tags = [];
$check_deleted_tags = explode(",",file_tag_file_to_list($file_old,$type));
foreach ($check_deleted_tags as $tag) {
if (!stristr($file_new,$lbracket . file_tag_encode($tag) . $rbracket)) {
$deleted_tags[] = $tag;
}
}
foreach ($deleted_tags as $key => $tag) {
$r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
DBA::escape($tag),
intval(TERM_OBJ_POST),
intval($termtype),
intval($uid));
if (DBA::isResult($r)) {
unset($deleted_tags[$key]);
} else {
$filetags_updated = str_replace($lbracket . file_tag_encode($tag) . $rbracket,'',$filetags_updated);
}
}
if ($saved != $filetags_updated) {
PConfig::set($uid, 'system', 'filetags', $filetags_updated);
}
return true;
} elseif (strlen($file_new)) {
PConfig::set($uid, 'system', 'filetags', $file_new);
}
return true;
}
function file_tag_save_file($uid, $item_id, $file)
{
if (!intval($uid)) {
return false;
}
$item = Item::selectFirst(['file'], ['id' => $item_id, 'uid' => $uid]);
if (DBA::isResult($item)) {
if (!stristr($item['file'],'[' . file_tag_encode($file) . ']')) {
$fields = ['file' => $item['file'] . '[' . file_tag_encode($file) . ']'];
Item::update($fields, ['id' => $item_id]);
}
$saved = PConfig::get($uid, 'system', 'filetags');
if (!strlen($saved) || !stristr($saved, '[' . file_tag_encode($file) . ']')) {
PConfig::set($uid, 'system', 'filetags', $saved . '[' . file_tag_encode($file) . ']');
}
info(L10n::t('Item filed'));
}
return true;
}
function file_tag_unsave_file($uid, $item_id, $file, $cat = false)
{
if (!intval($uid)) {
return false;
}
if ($cat == true) {
$pattern = '<' . file_tag_encode($file) . '>' ;
$termtype = TERM_CATEGORY;
} else {
$pattern = '[' . file_tag_encode($file) . ']' ;
$termtype = TERM_FILE;
}
$item = Item::selectFirst(['file'], ['id' => $item_id, 'uid' => $uid]);
if (!DBA::isResult($item)) {
return false;
}
$fields = ['file' => str_replace($pattern,'',$item['file'])];
Item::update($fields, ['id' => $item_id]);
$r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
DBA::escape($file),
intval(TERM_OBJ_POST),
intval($termtype),
intval($uid)
);
if (!DBA::isResult($r)) {
$saved = PConfig::get($uid, 'system', 'filetags');
PConfig::set($uid, 'system', 'filetags', str_replace($pattern, '', $saved));
}
return true;
}
function normalise_openid($s) {
return trim(str_replace(['http://', 'https://'], ['', ''], $s), '/');
}

266
src/Model/FileTag.php Normal file
View File

@ -0,0 +1,266 @@
<?php
/**
* @file src/Model/FileTag.php
*/
namespace Friendica\Model;
use Friendica\Core\L10n;
use Friendica\Core\PConfig;
use Friendica\Database\DBA;
use Friendica\Model\Item;
/**
* @brief This class handles FileTag related functions
*/
class FileTag
{
// post categories and "save to file" use the same item.file table for storage.
// We will differentiate the different uses by wrapping categories in angle brackets
// and save to file categories in square brackets.
// To do this we need to escape these characters if they appear in our tag.
/**
* @brief URL encode &lt, &gt, left and right brackets
*/
public static function encode($s)
{
return str_replace(['<', '>', '[', ']'], ['%3c', '%3e', '%5b', '%5d'], $s);
}
/**
* @brief URL decode &lt, &gt, left and right brackets
*/
public static function decode($s)
{
return str_replace(['%3c', '%3e', '%5b', '%5d'], ['<', '>', '[', ']'], $s);
}
/**
* @brief Query files for tag
*/
public static function fileQuery($table, $s, $type = 'file')
{
if ($type == 'file') {
$str = preg_quote('[' . str_replace('%', '%%', self::encode($s)) . ']');
} else {
$str = preg_quote('<' . str_replace('%', '%%', self::encode($s)) . '>');
}
return " AND " . (($table) ? DBA::escape($table) . '.' : '') . "file regexp '" . DBA::escape($str) . "' ";
}
/**
* @brief Get file tags from list
*
* ex. given music,video return <music><video> or [music][video]
*/
public static function listToFile($list, $type = 'file')
{
$tag_list = '';
if (strlen($list)) {
$list_array = explode(",", $list);
if ($type == 'file') {
$lbracket = '[';
$rbracket = ']';
} else {
$lbracket = '<';
$rbracket = '>';
}
foreach ($list_array as $item)
{
if (strlen($item))
{
$tag_list .= $lbracket . self::encode(trim($item)) . $rbracket;
}
}
}
return $tag_list;
}
/**
* @brief Get list from file tags
*
* ex. given <music><video>[friends], return music,video or friends
*/
public static function fileToList($file, $type = 'file')
{
$matches = false;
$list = '';
if ($type == 'file') {
$cnt = preg_match_all('/\[(.*?)\]/', $file, $matches, PREG_SET_ORDER);
} else {
$cnt = preg_match_all('/<(.*?)>/', $file, $matches, PREG_SET_ORDER);
}
if ($cnt) {
foreach ($matches as $mtch) {
if (strlen($list)) {
$list .= ',';
}
$list .= self::decode($mtch[1]);
}
}
return $list;
}
/**
* @brief Update file tags in PConfig
*/
public static function updatePconfig($uid, $file_old, $file_new, $type = 'file')
{
// $file_old - categories previously associated with an item
// $file_new - new list of categories for an item
if (!intval($uid)) {
return false;
} elseif ($file_old == $file_new) {
return true;
}
$saved = PConfig::get($uid, 'system', 'filetags');
if (strlen($saved))
{
if ($type == 'file') {
$lbracket = '[';
$rbracket = ']';
$termtype = TERM_FILE;
} else {
$lbracket = '<';
$rbracket = '>';
$termtype = TERM_CATEGORY;
}
$filetags_updated = $saved;
// check for new tags to be added as filetags in pconfig
$new_tags = [];
$check_new_tags = explode(",", self::fileToList($file_new, $type));
foreach ($check_new_tags as $tag)
{
if (!stristr($saved,$lbracket . self::encode($tag) . $rbracket)) {
$new_tags[] = $tag;
}
}
$filetags_updated .= self::listToFile(implode(",", $new_tags), $type);
// check for deleted tags to be removed from filetags in pconfig
$deleted_tags = [];
$check_deleted_tags = explode(",", self::fileToList($file_old, $type));
foreach ($check_deleted_tags as $tag)
{
if (!stristr($file_new,$lbracket . self::encode($tag) . $rbracket)) {
$deleted_tags[] = $tag;
}
}
foreach ($deleted_tags as $key => $tag)
{
$r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
DBA::escape($tag),
intval(TERM_OBJ_POST),
intval($termtype),
intval($uid));
if (DBA::isResult($r)) {
unset($deleted_tags[$key]);
} else {
$filetags_updated = str_replace($lbracket . self::encode($tag) . $rbracket, '', $filetags_updated);
}
}
if ($saved != $filetags_updated)
{
PConfig::set($uid, 'system', 'filetags', $filetags_updated);
}
return true;
} elseif (strlen($file_new)) {
PConfig::set($uid, 'system', 'filetags', $file_new);
}
return true;
}
/**
* @brief Add tag to file
*/
public static function saveFile($uid, $item_id, $file)
{
if (!intval($uid))
{
return false;
}
$item = Item::selectFirst(['file'], ['id' => $item_id, 'uid' => $uid]);
if (DBA::isResult($item))
{
if (!stristr($item['file'], '[' . self::encode($file) . ']'))
{
$fields = ['file' => $item['file'] . '[' . self::encode($file) . ']'];
Item::update($fields, ['id' => $item_id]);
}
$saved = PConfig::get($uid, 'system', 'filetags');
if (!strlen($saved) || !stristr($saved, '[' . self::encode($file) . ']'))
{
PConfig::set($uid, 'system', 'filetags', $saved . '[' . self::encode($file) . ']');
}
info(L10n::t('Item filed'));
}
return true;
}
/**
* @brief Remove tag from file
*/
public static function unsaveFile($uid, $item_id, $file, $cat = false)
{
if (!intval($uid))
{
return false;
}
if ($cat == true) {
$pattern = '<' . self::encode($file) . '>' ;
$termtype = TERM_CATEGORY;
} else {
$pattern = '[' . self::encode($file) . ']' ;
$termtype = TERM_FILE;
}
$item = Item::selectFirst(['file'], ['id' => $item_id, 'uid' => $uid]);
if (!DBA::isResult($item))
{
return false;
}
$fields = ['file' => str_replace($pattern, '', $item['file'])];
Item::update($fields, ['id' => $item_id]);
$r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
DBA::escape($file),
intval(TERM_OBJ_POST),
intval($termtype),
intval($uid)
);
if (!DBA::isResult($r))
{
$saved = PConfig::get($uid, 'system', 'filetags');
PConfig::set($uid, 'system', 'filetags', str_replace($pattern, '', $saved));
}
return true;
}
}