mint/app/course/my_lesson_edit.php

<script language="javascript" src="../media/img_dlg.js"></script>
<style>
.file_list_block{
    width:90%;
}
</style>

<div class="tool_bar">

<?php
require_once "../path.php";
require_once "../public/_pdo.php";
require_once '../media/function.php';

global $PDO;
PDO_Connect("sqlite:"._FILE_DB_COURSE_);

$query = "select * from lesson where id = '{$_GET["lesson"]}'   limit 0,1";
$Fetch = PDO_FetchAll($query);
if(count($Fetch)==0)
{
    echo "无法找到此课程。可能该课程已经被拥有者删除。";
    exit;
}
$lesson_info = $Fetch[0];

$query = "select * from course where id = '{$lesson_info["course_id"]}'   limit 0,1";
$Fetch = PDO_FetchAll($query);
if(count($Fetch)==0)
{
    echo "无法找到此课程。可能该课程已经被拥有者删除。";
    exit;
}
$course_info = $Fetch[0];



echo '<div>';
echo '<a href="../course/my_course_index.php?course='.$course_info["id"].'">'.$course_info["title"].'</a> > '.$lesson_info["title"];
echo '</div>';

echo '<div></div>';
echo '</div>';

/*
$coverList = array();

$coverList[] = $lesson_info["cover"];

$covers = media_get($coverList);
foreach ($covers as $value) {
    $cover["{$value["id"]}"] = $value["link"];
}

    $coverlink = $cover["{$lesson_info["cover"]}"];
    if(substr($coverlink,0,6)=="media:"){
        $cover_html = '<div style="width: 20em;"><img src="'._DIR_USER_IMG_LINK_.'/'.substr($coverlink,6).'" width="100%" height="auto"></div>';
    }
    else{
        $cover_html =  '<div style="width: 20em;"><img src="'.$coverlink.'" width="50" height="50"></div>';
    }
*/
echo '<div style="display:flex;">';

echo '<div style="flex:8;padding:0 0.8em;">';

echo '<form action="../course/my_course_index.php" onsubmit="return lesson_validate_form(this)"  method="POST">';
echo '<input type="hidden" name="lesson" value="'.$lesson_info["id"].'" />';
echo '<input type="hidden" name="op" value="update" />';
echo '<div id="userfilelist">';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->title.'</div>';
    echo '<div style="flex:8;">';
    echo '<input type="input" id="form_title"  name = "title" value="'.$lesson_info["title"].'" />';
    echo '<span id = "error_form_title" ></span>';
    echo '</div>';

    echo '</div>';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->sub_title.'</div>';
    echo '<div style="flex:8;"><input type="input" name = "subtitle" value="'.$lesson_info["subtitle"].'" /></div>';
    echo '</div>';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->introduction.'</div>';
    echo '<div style="flex:8;"><textarea name="summary" style="height:6em;">'.$lesson_info["summary"].'</textarea></div>';
    echo '</div>';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->introduction.'</div>';
    echo '<div style="flex:8;">';
    $strDate = date("Y-m-d",$lesson_info["date"]/1000);
    $strTime = date("H:i",$lesson_info["date"]/1000);
    $strDuration = date("H:i",$lesson_info["duration"]);
    echo '<input type="hidden" name="lesson_timezone" value=""/>';
    echo $_local->gui->date.'：<input type="date" name="lesson_date" value="'.$strDate.'"/>';
    echo $_local->gui->time.'：<input type="time" name="lesson_time" value="'.$strTime.'"/>';
    echo $_local->gui->duration.'：<input type="time" name="duration" value="'.$strDuration.'"/>';
    echo '</div></div>';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->notice_live.'</div>';
    echo '<div style="flex:8;"><textarea name="live" style="height:6em;">'.$lesson_info["live"].'</textarea></div>';
    echo '</div>';
    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->record_replay.'</div>';
    echo '<div style="flex:8;"><textarea name="replay" style="height:6em;">'.$lesson_info["replay"].'</textarea></div>';
    echo '</div>';

    echo '<div style="display:flex;">';
    echo '<div style="flex:2;">'.$_local->gui->speaker.'</div>';
    echo '<div id="teacher_id" style="flex:8;"></div>';
    echo '<input id="form_teacher" type="hidden" name="teacher" value="'.$lesson_info["teacher"].'" />';
    echo '</div>'; 

echo '</div>';
?>

<input type="submit" />
</form>

</div>

<div style="flex:2;border-left: 1px solid var(--tool-line-color);padding-left: 12px;">
<div style="width:100%;padding:4px;">

</div>
<div><?php echo $_local->gui->created_time ?>：
<?php
    echo strftime("%b-%d-%Y",$lesson_info["create_time"]/1000);
?>
</div>
<div><?php echo $_local->gui->modified_time ?>：
<?php
    echo strftime("%b-%d-%Y",$lesson_info["modify_time"]/1000);
?>
</div>
<div><?php echo $_local->gui->num_of_hit ?>：</div>
<div><svg t="1600445373282" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="2368" width="32" height="32"><path fill="silver" d="M854.00064 412.66688h-275.99872v-35.99872c48-102.00064 35.99872-227.99872 0-288-12.00128-18.00192-35.99872-35.99872-54.00064-35.99872s-35.99872 6.00064-35.99872 54.00064c0 96-6.00064 137.99936-24.00256 179.99872-12.00128 29.99808-77.99808 96-156.00128 120.00256v480c12.00128 6.00064 35.99872 24.00256 54.00064 29.99808 18.00192 12.00128 48 18.00192 60.00128 18.00192h306.00192c77.99808 0 108.00128-29.99808 108.00128-66.00192 0-18.00192 0-29.99808-18.00192-35.99872V796.672c41.99936 0 83.99872-12.00128 83.99872-48 0-29.99808-12.00128-35.99872-18.00192-35.99872v-35.99872h6.00064c24.00256 0 60.00128-35.99872 60.00128-60.00128 0-18.00192-6.00064-35.99872-18.00192-41.99936-6.00064-6.00064-24.00256-6.00064-24.00256-6.00064v-35.99872s12.00128 0 24.00256-12.00128c18.00192-12.00128 18.00192-42.00448 18.00192-42.00448v-12.00128c0-29.99808-48-54.00064-96-54.00064zM67.99872 478.6688l35.99872 408.00256c6.00064 24.00256 24.00256 48 48 48h83.99872c6.00064 0 12.00128-6.00064 18.00192-12.00128s12.00128-6.00064 18.00192-12.00128V412.66688H128c-35.99872 0-60.00128 35.99872-60.00128 66.00192z" p-id="2369"></path></svg></div>
<div><?php echo $_local->gui->favorite ?>：</div>

</div>

</div>

<script>
    name_selector_init("teacher_id",{input_id:"form_teacher"});
    img_dlg_init("img_cover",{input_id:"cover_id"});
</script>