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Projekt: Hesla Jednoty bratrské/2022/functions.php

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functions.php

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PHP funkce pro webový formulář Projekt: Hesla Jednoty bratrské/2022/index_php. Verze z 2021-05-18: 

<?php
/* sirka hlavniho ramecku se nastavuje v souboru styl.css #stranka-obal - radek 23 */
/*
verze 2022.02 ze dne : 2021-01-22 (get_notice <= song)
licence: GFDL + CC-BY-SA 3.0
autor původního PHP kódu pro Hesla na rok 2009: Slávek Heřman
struktura databáze + úpravy PHP kódu pro další roky: Petr Heřman aka http://cs.wikiversity.org/wiki/User:Kychot
Upravil Matěj Heřman
*/

/* LOCALHOST */
define('DEBUG', true);
define("SERVER", "localhost");
//define("DB_NAME", "hes18petr_ori");
//define("DB_NAME", "hes18old");  // původní mirek
//define("DB_NAME", "hes18mirek");  // mirek po opravách
//define("DB_NAME", "hes19");
//define("USER", "petr");
define("PASSWORD", "blabla");
//define("DB_NAME", "hes20");       //2020
//define("DB_NAME", "hes20test");   //2020test
//define("DB_NAME", "hes21");       //2021
//define("DB_NAME", "hes21test");   //2021test
//define("DB_NAME", "hes22");       //2022
//define("DB_NAME", "hes22test");   //2022test
//define("USER", "root");
//define("PASSWORD", "");

/* DULOS */
define("USER", "dulos7146");
//define("DB_NAME", "dulos191");   //neevidována
//define("DB_NAME", "dulos343");   //neevidována
//define("DB_NAME", "dulos8551");  //2016mirek
//define("DB_NAME", "dulos9715");  //2016petr
//define("DB_NAME", "dulos1398");  //2016rfc
//define("DB_NAME", "dulos1152");  //2017mirek
//define("DB_NAME", "dulos8482");  //2017rfc
//define("DB_NAME", "dulos2827");  //2018mirek
//define("DB_NAME", "dulos2831");  //2018rfc
//define("DB_NAME", "dulos4978");  //2018honza
//define("DB_NAME", "dulos6340");  //2019petr_ori
//define("DB_NAME", "dulos4225");  //2019mirek
//define("DB_NAME", "dulos6704");  //2019rfc
//define("DB_NAME", "dulos933");   //2019test
//define("DB_NAME", "dulos2060");  //2020petr_ori
//define("DB_NAME", "dulos8549");  //2020mirek
//define("DB_NAME", "dulos5803");  //2020test
//define("DB_NAME", "dulos3212");  //2020rfc
//define("DB_NAME", "dulos2439");  //2021petr_ori
//define("DB_NAME", "dulos7760");  //2021mirek
//define("DB_NAME", "dulos6039");  //2021test
//define("DB_NAME", "dulos3002");  //2021rfc
//define("DB_NAME", "dulos2035");  //2022/test
//define("DB_NAME", "dulos3655");  //2022/petr_ori
//define("DB_NAME", "dulos5274");  //2022/Mirek
define("DB_NAME", "dulos6270");  //2022/rfc

define("DEFAULT_DATE", "2022-01-01"); /* Začátek roku */

global $db;
$db = connectDB();

// width of losung textarea in cols
$losung_width = 60;
// $losung_width = 65;
// $losung_width = 70;
$quote_width = 60;


$dny = [1 => "pondělí", "úterý", "středa", "čtvrtek", "pátek", "sobota", "neděle"];
$mesice = [
    1 => "leden",
    "únor",
    "březen",
    "duben",
    "květen",
    "červen",
    "červenec",
    "srpen",
    "září",
    "říjen",
    "listopad",
    "prosinec",
];

function connectDB()
{
    $spojeni = mysqli_connect(SERVER, USER, PASSWORD, DB_NAME);

    if (!$spojeni) {
        echo "Error: Unable to connect to MySQL – nejde se připojit k databázi :-(." . PHP_EOL;
        echo "Debugging errno: " . mysqli_connect_errno() . PHP_EOL;
        echo "Debugging error: " . mysqli_connect_error() . PHP_EOL;
        exit;
    }

//    echo "Success: A proper connection to MySQL was made! The my_db database is great." . PHP_EOL;
//    echo "Host information: " . mysqli_get_host_info($spojeni) . PHP_EOL;

    $spojeni->query("set names 'utf8'");

    return $spojeni;
}


function get_losung($title, $date, $which, $lang, $transl, $edit = true)
{
    global $db;
    global $losung_width;
    $date = date("Y-m-d", $date);
    printf("\t\t<!-- get_losung(title='%s', date='%s', which='%s', lang='%s', transl='%s', edit='%s' -->\n",
        $title, $date, $which, $lang, $transl, $edit);
    $query = "
	SELECT * FROM `losung`
	WHERE `date` = '$date'
		AND `which`  = '$which'
		AND `lang`   = '$lang'
	";
    if ($transl) {
        $query .= "		AND `transl` = '$transl'
	";
    }
    $result = $db->query($query);
    printf("\t\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);
    if ($result->num_rows > 0) {    // záznam je v databázi
        $row = $result->fetch_array();

        if ($edit) {            // text má být editovatelný
            if ($row["sel"] == 1) {    // text je vybrán -  má se zobrazit
                echo <<<END
	<table summary="heslo">
		<tr>
		<td><input class="intro" type='text' value='{$row["intro"]}' name='losung_{$row["date"]}_{$row["which"]}_{$row["transl"]}_intro' /><i>:</i></td>
			<td rowspan="3"><textarea rows='4' cols='{$losung_width}' name='losung_{$row["date"]}_{$row["which"]}_{$row["transl"]}_text'>
{$row['text']}</textarea></td>
		</tr>
		<tr>
			<td><strong>$title </strong><a href="{$_SERVER['PHP_SELF']}?date=$date&amp;sel=losung_{$row["date"]}_{$row["which"]}_{$row["transl"]}_0">
			<small>(zavřít)</small></a></td>
		</tr>
		<tr>
			<td><input class="source" type='text' value='{$row["source"]}'name='losung_{$row["date"]}_{$row["which"]}_{$row["transl"]}_source' /></td>
		</tr>
	</table>

END;
            } else {            // text není vybrán - nezobrazíse, jen nabídka na zobrazení
                echo "$title <a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=losung_{$row["date"]}_{$row["which"]}_{$row["transl"]}_1\" class='deselected'>\n";
                echo "\t<small>(přidat)</small></a><br />";
            }
        } else {                // text nemá být editovatelný
            $transl = $row["transl"];
            if ($transl == 'Lr') {$transl = '';}  // Lutherův překlad nevyznačujeme
            else {$transl = ' ' . $transl;}
            echo (!empty($row["intro"]) ? "<em><span style="color:#A04000;">{$row["intro"]}</span></em>" : "") . "\n{$row['text']}<div class='source'>{$row['source']}{$transl}</div>\n";
        }
    } else {                    // záznam není v databází - zobrazit tlačítko pro přidání
        if ($transl != "los")        // pro originál nezobrazovat
        {
            echo "\t{$title} <a href=\"{$_SERVER['PHP_SELF']}?date={$date}&amp;sel=losung_{$date}_{$which}_{$transl}_new\" class='deselected'>\n";
        }
        echo "\t<small>(přidat)</small></a><br />";
    }
}

function get_quote($title, $date, $which, $lang, $transl, $edit = true)
{
    global $db;
    global $quote_width;
    $date = date("Y-m-d", $date);
    printf("\t\t<!-- get_quote(date='%s', which='%s', lang='%s', transl='%s', edit='%s' -->\n",
        $title, $date, $which, $lang, $transl, $edit);
    $query = "
	SELECT * FROM `quote`
	WHERE `date` = '$date'
		AND `which`  = '$which'
		AND `lang`   = '$lang'
	";
    if ($transl) {
        $query .= "		AND `transl` = '$transl'
	";
    }
    $result = $db->query($query);
    printf("\t\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);
    if ($result->num_rows > 0) {    // záznam je v databázi
        $row = $result->fetch_array();

        if ($edit) {            // text má být editovatelný
            if ($row["sel"] == 1) {    // text je vybrán -  má se zobrazit
                echo <<<END
	<table summary="quote">
		<tr>
			<td><strong>{$title}:</strong></td>
			<td rowspan="2"><textarea rows='3' cols='{$quote_width}' name='quote_{$row["date"]}_{$row["which"]}_{$row["transl"]}_text'>
{$row['text']}</textarea></td>
		</tr>
		<tr>
			<td><input class="source" type='text' value='{$row["source"]}'name='quote_{$row["date"]}_{$row["which"]}_{$row["transl"]}_source' /></td>
		</tr>
	</table>

END;
            }
        }
    }
}

function get_day($title, $date, $which, $lang)
{
    global $db;
    $date = date("Y-m-d", $date);
    printf("\t\t<!-- get_day(title='%s', date='%s', which='%s', lang='%s' -->\n", $title, $date, $which, $lang);
    $query = "
	SELECT * FROM `day`
	WHERE `date` = '$date'
		AND `which` = '$which'
		AND `lang`  = '$lang'
	";
    $result = $db->query($query);
    printf("\t\t\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);
    if ($result->num_rows > 0) {
        $row = $result->fetch_array();
        echo "<strong>$title: </strong>\n";
        if ($row["sel"] == 1) { // text je vybrán -  má zobrazit
            echo "<input size='50' type='text'  value='{$row["text"]}' name='day_{$row["date"]}_{$row["which"]}_{$row["lang"]}_text' />\n";
            if ($which != "sunday") {
                echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=day_{$date}_{$which}_cs_0\"><small>(odebrat)</small></a><br />";
            }
            echo "<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(<input size='50' type='text' value='{$row["meaning"]}' name='day_{$row["date"]}_{$row["which"]}_{$row["lang"]}_meaning' />\n";
            echo " odkaz: <input type='text' value='{$row["src"]}' name='day_{$row["date"]}_{$row["which"]}_{$row["lang"]}_src' />)<br />\n";
            echo "<br />";
            get_losung("", strtotime($date), $row["which"], 'de', false, false);
            #echo "<br />";
            get_losung("ekumenický", strtotime($date), $row["which"], 'cs', "cep");
            get_losung("kralický", strtotime($date), $row["which"], 'cs', "kra");
            get_losung("jiný", strtotime($date), $row["which"], 'cs', "oth");
            get_quote("Citát", strtotime($date), $row["which"], 'cs', "MM");
        } else {        // text není vybrán - možnost přidat jej
            echo "\t<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=day_{$date}_{$which}_cs_1\"><small>(přidat)</small></a>\n";
            echo "\t<br />";
        }

    }
}

function get_reading($title, $date, $which)
{
    global $db;
    $date = date("Y-m-d", $date);
    $query = "
	SELECT * FROM `reading`
	WHERE `date` = '$date'
		AND `which` = '$which'
	";
    $result = $db->query($query);

    if ($result->num_rows > 0) {
        $row = $result->fetch_array();
        echo "<label for='reading_{$row["date"]}_{$row["which"]}_{$row["lang"]}_source'>$title </label>";
        echo "<input type='text'  value='{$row["source"]}' name='reading_{$row["date"]}_{$row["which"]}_{$row["lang"]}_source' id='reading_{$row["date"]}_{$row["which"]}_{$row["lang"]}_source' />\n";
        $row = $result->fetch_array();
        echo " <em>{$row["source"]}</em><br />\n";
    }

}

function display_wochenlied($nr, $text)
{
    global $db;
    $link_name = explode(']', $text);
    $link = $link_name[0];
    $name = $link_name[1];
    $link = str_replace('[', '', $link);
    $link = "http://www.liederdatenbank.de/song/$link";
    echo "<b>EG $nr</b> <a href=\"$link\" target=\"_blank\">$name</a><br />
";
}

function wochenlied($date)
{
    global $db;
    $date = date("Y-m-d", $date);
    printf("\t<!-- display_wochenlied(date='%s') -->", $date);
    $query = "
	SELECT * FROM `song`
	WHERE `date` = '$date'
		AND `which` = 'WL'
		AND `lang` = 'de'
	";
    $result = $db->query($query);
    printf("\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);
    if ($result->num_rows > 0) {
        $row = $result->fetch_array();
        $nr = $row['nr'];
        $text = $row['text'];
        $nr12 = explode('|', $nr);
        $text12 = explode('|', $text);
        echo "Wochenlied: ";
        display_wochenlied($nr12[0], $text12[0]);
        if ($nr12[1]) {
            echo "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nebo: ";
            display_wochenlied($nr12[1], $text12[1]);
        }
    }
}

function get_song($date, $which, $lang)
{
    global $db;
    $date = date("Y-m-d", $date);
    printf("\t<!-- get_song(date='%s') -->", $date);
    $query = "
	SELECT * FROM `song`
	WHERE `date` = '$date'
		AND `which` = '$which'
		AND `lang` = '$lang'
	";
    $result = $db->query($query);
    printf("\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);

    if ($result->num_rows == 0) {
        echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=song_{$date}_Ld_cs_new\"><small>(přidat)</small></a><br />";
    } else {
        $row = $result->fetch_array();

        if ($row['sel'] == 0) { // nezobrazit - pouze tlačítko pro zobrazení
            echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=song_{$date}_Ld_cs_1\"><small>(přidat)</small></a><br />";
        } else { // zobrazit celé
            echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=song_{$date}_Ld_cs_0\"><small>(odebrat)</small></a><br />";
            echo <<<END
			  <textarea cols='45' rows='10' name="song_{$date}_{$which}_cs_text" id="song_{$date}_{$which}_cs_text">{$row["text"]}</textarea><br />
			  <label for="song_{$date}_{$which}_cs_book">jiný zpěvník </label>
			  <input type='text' name="song_{$date}_{$which}_cs_book" id="song_{$date}_{$which}_cs_book" value="{$row['book']}" /><br />
				<label for="song_{$date}_{$which}_cs_nr">číslo písně </label>
			  <input type='text' name="song_{$date}_{$which}_cs_nr" id="song_{$date}_{$which}_cs_nr" value="{$row['nr']}" /><br />
			  <label for="song_{$date}_{$which}_cs_strophe">sloka </label>
			  <input type='text' name="song_{$date}_{$which}_cs_strophe" id="song_{$date}_{$which}_cs_strophe" value="{$row['strophe']}" /><br />
			  <label for="song_{$date}_{$which}_cs_strophe2">další sloka </label>
			  <input type='text' name="song_{$date}_{$which}_cs_strophe2" id="song_{$date}_{$which}_cs_strophe2" value="{$row['strophe2']}" />
END;
        }
    }
}

function get_notice($date)
{
    global $db;
    $date = date("Y-m-d", $date);
    printf("\t<!-- get_notice(date='%s') -->", $date);
    $query = "
	SELECT * FROM `notice`
	WHERE `date` = '$date'
	";
  $result = $db->query($query);
    printf("\t<!-- notice: mysql_num_rows = %d -->\n", $result->num_rows);

    if ($result->num_rows == 0) {
        echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=notice_{$date}_new\"><small>(přidat)</small></a><br />";
    } else {
        $row = $result->fetch_array();
//            echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=notice_{$date}_0\"><small>(odebrat)</small></a><br />";
            echo <<<END
                <textarea cols='80' rows='3' name="notice_{$date}_text" id="notice_{$date}_text">{$row["text"]}</textarea><br />
END;
    }
}

function get_comments($date)
{
    global $db;
    $date = date("Y-m-d", $date);
    printf("\t<!-- get_comment(date='%s') -->", $date);
    $query = "
	SELECT * FROM `comment`
	WHERE `date` = '$date'
	AND `lang` = 'cs'
	AND `sel` = 1
	ORDER BY `lang` DESC
	";
    $result = $db->query($query);
    printf("\t<!-- mysql_num_rows = %d -->\n", $result->num_rows);

//    echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=comment_{$date}_x_cs_new\"><small>(přidat)</small></a>";
    echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=comment_{$date}_x_cs_showall\"><small>(zobrazit vše)</small></a><br />";

    while ($row = $result->fetch_array()) {
        echo <<<END
			  <input type='text' size='4' name="comment_{$date}_cs_histdatetxt_{$row['histdatetxt']}" value="{$row['histdatetxt']}" />
			  <input type='text' size='50' name="comment_{$date}_cs_text_{$row['histdatetxt']}" value="{$row['text']}" />
END;
        echo "<a href=\"{$_SERVER['PHP_SELF']}?date=$date&amp;sel=comment_{$date}_x_cs_0_{$row['histdatetxt']}\"><small>(odebrat)</small></a><br />";

    }
    echo <<<END
			  <input type='text' size='4' name="comment_{$date}_cs_histdatetxt_new" value="" />
			  <input type='text' size='50' name="comment_{$date}_cs_text_new" value="" />
END;
}

function save_all($date)
{
    global $db;
    $date = date("Y-m-d", $date);

    // losungen
    $whiches = ['YEAR', 'MONTH', 'NT', 'OT', 'sunday', 'holiday', 'important', 'week'];
    $transls = ['cep', 'kra', 'oth'];
    foreach ($whiches as $which) {
        foreach ($transls as $transl) {
            if (isset($_POST["losung_{$date}_{$which}_{$transl}_text"])) {
                $query = "
				UPDATE `losung`
				SET
					`intro`='" . $db->real_escape_string($_POST["losung_{$date}_{$which}_{$transl}_intro"]) . "',
					`text`='" . $db->real_escape_string($_POST["losung_{$date}_{$which}_{$transl}_text"]) . "',
					`source`='" . $db->real_escape_string($_POST["losung_{$date}_{$which}_{$transl}_source"]) . "'
				WHERE `date`='{$date}' AND `which`='{$which}' AND `transl`='{$transl}'";
                $db->query($query);
            }
        }
    }

    // quotes
    $whiches = ['YEAR', 'MONTH', 'NT', 'OT', 'sunday', 'holiday', 'important', 'week'];
    $transls = ['MM'];
    foreach ($whiches as $which) {
        foreach ($transls as $transl) {
            if (isset($_POST["quote_{$date}_{$which}_{$transl}_text"])) {
                $query = "
				UPDATE `quote`
				SET
					`text`='" . $db->real_escape_string($_POST["quote_{$date}_{$which}_{$transl}_text"]) . "',
					`source`='" . $db->real_escape_string($_POST["quote_{$date}_{$which}_{$transl}_source"]) . "'
				WHERE `date`='{$date}' AND `which`='{$which}' AND `transl`='{$transl}'";
                $db->query($query);
            }
        }
    }

    // days
    $whiches = ['sunday', 'holiday', 'important', 'week'];
    foreach ($whiches as $which) {
        if (isset($_POST["day_{$date}_{$which}_cs_text"])) {
            $query = "
			UPDATE `day`
			SET
				`meaning`='" . $db->real_escape_string($_POST["day_{$date}_{$which}_cs_meaning"]) . "',
				`text`='" . $db->real_escape_string($_POST["day_{$date}_{$which}_cs_text"]) . "',
				`src`='" . $db->real_escape_string($_POST["day_{$date}_{$which}_cs_src"]) . "',
				`sel`='1'
			WHERE `date`='{$date}' AND `which`='{$which}' AND `lang`='cs'";
            $db->query($query);
        }
    }

    // readings
    $whiches = ['SR', 'CR', 'Ev', 'Ep', 'Ps', 'Pr'];
    foreach ($whiches as $which) {
        if (isset($_POST["reading_{$date}_{$which}_cs_source"])) {
            $query = "
			UPDATE `reading`
			SET
				`source`='" . $db->real_escape_string($_POST["reading_{$date}_{$which}_cs_source"]) . "',
				`sel`='1'
			WHERE `date`='{$date}' AND `which`='{$which}' AND `lang`='cs'";
            $db->query($query);
        }
    }

    // song
    if (isset($_POST["song_{$date}_Ld_cs_text"])) {
        $query = "
		UPDATE `song`
		SET
			`book`='" . $db->real_escape_string($_POST["song_{$date}_Ld_cs_book"]) . "',
			`nr`='" . $db->real_escape_string($_POST["song_{$date}_Ld_cs_nr"]) . "',
			`strophe`='" . $db->real_escape_string($_POST["song_{$date}_Ld_cs_strophe"]) . "',
			`strophe2`='" . $db->real_escape_string($_POST["song_{$date}_Ld_cs_strophe2"]) . "',
			`text`='" . $db->real_escape_string($_POST["song_{$date}_Ld_cs_text"]) . "'
		WHERE `date`='$date'
		  AND `which`='Ld'
		  AND `lang`='cs'
		";
        $db->query($query);
    }

    // notice
    if (isset($_POST["notice_{$date}_text"])) {
        $query = "
		UPDATE `notice`
		SET
			`text`='" . $db->real_escape_string($_POST["notice_{$date}_text"]) . "'
		WHERE `date`='$date'
		";
      $db->query($query);
    }

    // comment
    $comments = [];
    foreach ($_POST as $key => $value) {
        if (strpos($key, 'comment') === false) {
            continue;
        }

        list($commentType, $commentDate, $commentLang, $commentField, $commentHistTxt) = explode('_', $key);

        if (!array_key_exists($commentHistTxt, $comments)) {
            $comments[$commentHistTxt] = new stdClass();
        }

        if ($commentField === 'text') {
            $comments[$commentHistTxt]->text = $db->real_escape_string($value);
        } else {
            $comments[$commentHistTxt]->histdatetxt = $db->real_escape_string($value);
        }

        $comments[$commentHistTxt]->date = $commentDate;

    }
    
    foreach ($comments as $histtxt => $comment) {
        if ($histtxt == 'new' && $comment->histdatetxt && $comment->text) {
            $query = "INSERT INTO comment(`sel`, `date`, `lang`, `histdatetxt`, `text`) VALUES('1', '$date', 'cs', '$comment->histdatetxt', '$comment->text')";
        } else {
            $query = "
	UPDATE `comment`
	SET
		`text`='" . $comment->text . "',
		`histdatetxt`='" . $comment->histdatetxt . "',
		`date`='" . $comment->date . "'
	WHERE `date`='{$comment->date}' AND `histdatetxt`='{$comment->histdatetxt}' AND `lang`='cs'";

        }
        $db->query($query);
    }
}

function sel()
{
    global $db;
    $parameters = explode("_", $_REQUEST['sel']);
//    echo 'REQUEST: ' . $_REQUEST['sel'];
//    echo 'PARAMETRES: ' . $query;
//    echo 'COUNT:' . (count($parameters);
    if (count($parameters) === 3) {
        list($table, $date, $value) = $parameters;
    } elseif (count($parameters) === 5) {
        list($table, $date, $which, $transl, $value) = $parameters;
    } elseif (count($parameters) === 6) {
        list($table, $date, $which, $transl, $value, $histdatetxt) = $parameters;
    } else {
        echo 'Špatný počet parametrů pro select';
    }

    switch ($table) {
        case "losung":
            if ($value == "new") {
                // $query = "INSERT INTO `$table`(`sel`, `date`, `which`, `lang`, `transl`, `source`, `intro`, `text`) VALUES('1', '$date', '$which', 'cs', '$transl', '', '', '')";
                $query = "INSERT INTO `$table`(`sel`, `date`, `seq`, `which`, `lang`, `transl`, `source`, `intro`, `text`)
                                         VALUES('1', '$date', 99, '$which', 'cs', '$transl', '', '', '')";       // 99 – nebyla vložena regulérní hodnota `seq`
            } else {
                $query = "UPDATE `$table`	SET `sel`='$value' WHERE `date`='{$date}' AND `which`='{$which}' AND `transl`='$transl'";
            }
            break;
        case "song":
            if ($value == "new") {
                $query = "INSERT INTO song(`sel`, `date`, `which`, `lang`) VALUES('1', '$date', '$which', '$transl')";
            } else {
                $query = "UPDATE `$table`	SET `sel`='$value' WHERE `date`='{$date}' AND `which`='{$which}' AND `lang`='$transl'";
            }
            break;
        case "notice":
            if ($value == "new") {
                $query = "INSERT INTO notice(`date`) VALUES('$date')";
            }
//            else {
//                $query = "UPDATE `$table`	SET `sel`='$value' WHERE `date`='{$date}' AND `which`='{$which}' AND `lang`='$transl'";
//            }
            break;
        case "comment":
            if ($value == "new") {
                $query = "INSERT INTO comment(`sel`, `date`, `lang`, `text`) VALUES('1', '$date', '$transl', '')";
                echo $query;
            } elseif ($value == 'showall') {
                $query = "UPDATE `$table`	SET `sel`='1' WHERE `date`='{$date}' AND `lang`='$transl'";
            } else {
                $query = "UPDATE `$table`	SET `sel`='$value' WHERE `histdatetxt`='{$histdatetxt}' AND `lang`='$transl'  AND `date`='$date'";
            }
            break;

        case "day":
            $query = "UPDATE `$table`	SET `sel`='$value' WHERE `date`='{$date}' AND `which`='{$which}' AND `lang`='{$transl}'";
            break;
    }
    $result = $db->query($query);
    if (DEBUG) {
        if ($result === true) {
//            echo 'QUERY: ' . $query;
//            echo ' proběhla v pořádku<br>';
//            echo 'změněných řádků: ' . $db->affected_rows;
        } else {
            echo 'QUERY: ' . $query;
            echo ' proběhla s chybou<br>';
            echo 'chyba: ' . $db->error . '<br>';
        }
    }
}
Citováno z „https://cs.wikiversity.org/w/index.php?title=Projekt:_Hesla_Jednoty_bratrské/2022/functions.php&oldid=126868“