coursefiles.php

来自「很棒的在线教学系统」· PHP 代码 · 共 814 行 · 第 1/3 页

                    displaydir($wdir);
                }
                html_footer();
            }
            break;

        case "move":
            html_header($course, $wdir);
            if ($count = setfilelist($_POST) and confirm_sesskey()) {
                $USER->fileop     = $action;
                $USER->filesource = $wdir;
                echo "<p align=\"center\">";
                print_string("selectednowmove", "moodle", $count);
                echo "</p>";
            }
            displaydir($wdir);
            html_footer();
            break;

        case "paste":
            html_header($course, $wdir);
            if (isset($USER->fileop) and $USER->fileop == "move" and confirm_sesskey()) {
                foreach ($USER->filelist as $file) {
                    $shortfile = basename($file);
                    $oldfile = $basedir.$file;
                    $newfile = $basedir.$wdir."/".$shortfile;
                    if (!rename($oldfile, $newfile)) {
                        echo "<p>Error: $shortfile not moved";
                    }
                }
            }
            clearfilelist();
            displaydir($wdir);
            html_footer();
            break;

        case "rename":
            if (!empty($name) and confirm_sesskey()) {
                html_header($course, $wdir);
                $name    = clean_filename($name);
                if (file_exists($basedir.$wdir."/".$name)) {
                    echo "Error: $name already exists!";
                } else if (!@rename($basedir.$wdir."/".$oldname, $basedir.$wdir."/".$name)) {
                    echo "Error: could not rename $oldname to $name";
                }
                displaydir($wdir);

            } else {
                $strrename = get_string("rename");
                $strcancel = get_string("cancel");
                $strrenamefileto = get_string("renamefileto", "moodle", $file);
                html_header($course, $wdir, "form.name");
                echo "<p>$strrenamefileto:";
                echo "<table border=\"0\">\n<tr>\n<td>\n";
                echo "<form action=\"coursefiles.php\" method=\"post\" id=\"form\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"rename\" />\n";
                echo " <input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\" />\n";
                echo " <input type=\"hidden\" name=\"oldname\" value=\"$file\" />\n";
                echo " <input type=\"text\" name=\"name\" size=\"35\" value=\"$file\" />\n";
                echo " <input type=\"submit\" value=\"$strrename\" />\n";
                echo "</form>\n";
                echo "</td><td>\n";
                echo "<form action=\"coursefiles.php\" method=\"get\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"cancel\" />\n";
                echo " <input type=\"submit\" value=\"$strcancel\" />\n";
                echo "</form>";
                echo "</td></tr>\n</table>\n";
            }
            html_footer();
            break;

        case "mkdir":
            if (!empty($name) and confirm_sesskey()) {
                html_header($course, $wdir);
                $name = clean_filename($name);
                if (file_exists("$basedir$wdir/$name")) {
                    echo "Error: $name already exists!";
                } else if (! make_upload_directory("$course->id/$wdir/$name")) {
                    echo "Error: could not create $name";
                }
                displaydir($wdir);

            } else {
                $strcreate = get_string("create");
                $strcancel = get_string("cancel");
                $strcreatefolder = get_string("createfolder", "moodle", $wdir);
                html_header($course, $wdir, "form.name");
                echo "<p>$strcreatefolder:";
                echo "<table border=\"0\">\n<tr><td>\n";
                echo "<form action=\"coursefiles.php\" method=\"post\" name=\"form\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"mkdir\" />\n";
                echo " <input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\" />\n";
                echo " <input type=\"text\" name=\"name\" size=\"35\" />\n";
                echo " <input type=\"submit\" value=\"$strcreate\" />\n";
                echo "</form>\n";
                echo "</td><td>\n";
                echo "<form action=\"coursefiles.php\" method=\"get\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"cancel\" />\n";
                echo " <input type=\"submit\" value=\"$strcancel\" />\n";
                echo "</form>\n";
                echo "</td>\n</tr>\n</table>\n";
            }
            html_footer();
            break;

        case "edit":
            html_header($course, $wdir);
            if (($text != '') and confirm_sesskey()) {
                $fileptr = fopen($basedir.$file,"w");
                fputs($fileptr, stripslashes($text));
                fclose($fileptr);
                displaydir($wdir);

            } else {
                $streditfile = get_string("edit", "", "<strong>$file</strong>");
                $fileptr  = fopen($basedir.$file, "r");
                $contents = fread($fileptr, filesize($basedir.$file));
                fclose($fileptr);

                print_heading("$streditfile");

                echo "<table><tr><td colspan=\"2\">\n";
                echo "<form action=\"coursefiles.php\" method=\"post\" name=\"form\" $onsubmit>\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=file value=\"$file\" />";
                echo " <input type=\"hidden\" name=\"action\" value=\"edit\" />\n";
                echo " <input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\" />\n";
                print_textarea(false, 25, 80, 680, 400, "text", $contents);
                echo "</td>\n</tr>\n<tr>\n<td>\n";
                echo " <input type=\"submit\" value=\"".get_string("savechanges")."\" />\n";
                echo "</form>\n";
                echo "</td>\n<td>\n";
                echo "<form action=\"coursefiles.php\" method=\"get\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"cancel\" />\n";
                echo " <input type=\"submit\" value=\"".get_string("cancel")."\" />\n";
                echo "</form>\n";
                echo "</td></tr></table>\n";

                if ($usehtmleditor) {
                    use_html_editor("text");
                }


            }
            html_footer();
            break;

        case "zip":
            if (!empty($name) and confirm_sesskey()) {
                html_header($course, $wdir);
                $name = clean_filename($name);

                $files = array();
                foreach ($USER->filelist as $file) {
                   $files[] = "$basedir/$file";
                }

                if (!zip_files($files,"$basedir/$wdir/$name")) {
                    print_error("zipfileserror","error");
                }

                clearfilelist();
                displaydir($wdir);

            } else {
                html_header($course, $wdir, "form.name");

                if (setfilelist($_POST)) {
                    echo "<p align=\"center\">".get_string("youareabouttocreatezip").":</p>";
                    print_simple_box_start("center");
                    printfilelist($USER->filelist);
                    print_simple_box_end();
                    echo "<br />";
                    echo "<p align=\"center\">".get_string("whattocallzip");
                    echo "<table border=\"0\">\n<tr>\n<td>\n";
                    echo "<form action=\"coursefiles.php\" method=\"post\" name=\"form\">\n";
                    echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                    echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                    echo " <input type=\"hidden\" name=\"action\" value=\"zip\" />\n";
                    echo " <input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\" />\n";
                    echo " <INPUT type=\"text\" name=\"name\" size=\"35\" value=\"new.zip\" />\n";
                    echo " <input type=\"submit\" value=\"".get_string("createziparchive")."\" />";
                    echo "</form>\n";
                    echo "</td>\n<td>\n";
                    echo "<form action=\"coursefiles.php\" method=\"get\">\n";
                    echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                    echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                    echo " <input type=\"hidden\" name=\"action\" value=\"cancel\" />\n";
                    echo " <input type=\"submit\" value=\"".get_string("cancel")."\" />\n";
                    echo "</form>\n";
                    echo "</td>\n</tr>\n</table>\n";
                } else {
                    displaydir($wdir);
                    clearfilelist();
                }
            }
            html_footer();
            break;

        case "unzip":
            html_header($course, $wdir);
            if (!empty($file) and confirm_sesskey()) {
                $strok = get_string("ok");
                $strunpacking = get_string("unpacking", "", $file);

                echo "<p align=\"center\">$strunpacking:</p>";

                $file = basename($file);

                if (!unzip_file("$basedir/$wdir/$file")) {
                    print_error("unzipfileserror","error");
                }

                echo "<center><form action=\"coursefiles.php\" method=\"get\">\n";
                echo " <input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
                echo " <input type=\"hidden\" name=\"wdir\" value=\"$wdir\" />\n";
                echo " <input type=\"hidden\" name=\"action\" value=\"cancel\" />\n";
                echo " <input type=\"submit\" value=\"$strok\" />\n";
                echo "</form>\n";
                echo "</center>\n";
            } else {
                displaydir($wdir);
            }
            html_footer();
            break;

        case "listzip":
            html_header($course, $wdir);
            if (!empty($file) and confirm_sesskey()) {
                $strname = get_string("name");
                $strsize = get_string("size");
                $strmodified = get_string("modified");
                $strok = get_string("ok");
                $strlistfiles = get_string("listfiles", "", $file);

                echo "<p align=\"center\">$strlistfiles:</p>";
                $file = basename($file);

                require_once($CFG->libdir.'/pclzip/pclzip.lib.php');
                $archive = new PclZip("$basedir/$wdir/$file");
                if (!$list = $archive->listContent("$basedir/$wdir")) {
                    notify($archive->errorInfo(true));

                } else {
                    echo "<table cellpadding=\"4\" cellspacing=\"2\" border=\"0\">\n";
                    echo "<tr>\n<th align=\"left\" scope=\"col\">$strname</th><th align=\"right\" scope=\"col\">$strsize</th><th align=\"right\" scope=\"col\">$strmodified</th></tr>";
                    foreach ($list as $item) {
                        echo "<tr>";
                        print_cell("left", $item['filename']);
                        if (! $item['folder']) {
                            print_cell("right", display_size($item['size']));
                        } else {
                            echo "<td>&nbsp;</td>\n";
                        }
                        $filedate  = userdate($item['mtime'], get_string("strftimedatetime"));
                        print_cell("right", $filedate);
                        echo "</tr>\n";
                    }
                    echo "</table>\n";
                }
                echo "<br /><center><form action=\"coursefiles.php\" method=\"get\">\n";