Proyectos de Subversion Moodle

<?php

// This file is part of Moodle - http://moodle.org/

//

// Moodle is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// Moodle is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**

 * The eduplayer share configuration form

 *

 * It uses the standard core Moodle formslib. For more info about them, please

 * visit: http://docs.moodle.org/en/Development:lib/formslib.php

 *

 * @package    mod

 * @subpackage eduplayer

 * @author     Humanage Srl <info@humanage.it>

 * @copyright  2013 Humanage Srl <info@humanage.it>

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

defined('MOODLE_INTERNAL') || die();

require_once("$CFG->libdir/formslib.php");

class shareform_form extends moodleform {

    /**

     * Defines forms elements

     */

    public function definition() {

        global $CFG;

        $f = $this->_form;

		$f->addElement('html', '<p>'. get_string('sharetext', 'eduplayer') .'</p>');

        $f->addElement('text', 'email', get_string('email'));

        $f->setType('email', PARAM_NOTAGS);

        $f->addRule('email', get_string('missingemail'), 'required', null, 'server');

        $f->addRule('email', get_string('validemail','eduplayer'), 'email', null, 'server');

		$f->addElement('submit', 'intro', get_string('share', 'eduplayer') );

    }

	/**

	 * Share the link provided by email

	 *

	 * @global cgf

	 * @global user

	 * @uses SITEID

	 * @param stdClass $eduplay the activity object

	 * @return bool Returns true if mail was sent OK and false if there was an error.

	 */

	public function shareEmailLink( $eduplay ){

		global $CFG;

		global $USER;

		$subject=get_string('sharesubbject', 'eduplayer', $USER );

		$from=$USER;

		$to=$this->get_data()->email;

		$messagetext='';

		$messagehtml=$eduplay->sharemailmessage. "<p>". $eduplay->sharelink ."</p>";

		if (!empty($CFG->noemailever)) {

			// hidden setting for development sites, set in config.php if needed

			$noemail = 'Not sending email due to noemailever config setting';

			error_log($noemail);

			if (CLI_SCRIPT) {

				mtrace('Error: lib/moodlelib.php email_to_user(): '.$noemail);

			}

			return true;

		}

		// Overwrite the receiver

		if (!empty($CFG->divertallemailsto)) {

			$subject = "[DIVERTED {$to}] $subject";

			$to = $CFG->divertallemailsto;

		}

		// we can not send emails to invalid addresses - it might create security issue or confuse the mailer

		if (!validate_email($to)) {

			$invalidemail = "Email $to is invalid! Not sending.";

			error_log($invalidemail);

			if (CLI_SCRIPT) {

				mtrace('Error: mod/eduplayer/share_form.php shareEmailLink(): '.$invalidemail);

			}

			return false;

		}

		$mail = get_mailer();

		$mail->AddAddress( $to );

		if (!empty($mail->SMTPDebug)) {

			echo '<pre>' . "\n";

		}

		$tempreplyto = array();

		$supportuser = generate_email_supportuser();

		if ($from->maildisplay) {

			$mail->From     = $from->email;

			$mail->FromName = fullname($from);

			$mail->Sender = $from->email;

		} else {

			$mail->From     = $CFG->noreplyaddress;

			$mail->FromName = fullname($from);

			if (empty($replyto)) {

				$tempreplyto[] = array($CFG->noreplyaddress, get_string('noreplyname'));

			}

		}

		if (!empty($replyto)) {

			$tempreplyto[] = array($replyto, $replytoname);

		}

		$mail->Subject = substr($subject, 0, 900);

		$mail->WordWrap = 79;

		if (!empty($from->customheaders)) {	                // Add custom headers

			if (is_array($from->customheaders)) {

				foreach ($from->customheaders as $customheader) {

					$mail->AddCustomHeader($customheader);

				}

			} else {

				$mail->AddCustomHeader($from->customheaders);

			}

		}

		if (!empty($from->priority)) {

			$mail->Priority = $from->priority;

		}

        $mail->IsHTML(true);

        $mail->Encoding = 'quoted-printable';           // Encoding to use

        $mail->Body    =  $messagehtml;

        $mail->AltBody =  "\n$messagetext\n";

		// Check if the email should be sent in an other charset then the default UTF-8

		if ((!empty($CFG->sitemailcharset) || !empty($CFG->allowusermailcharset))) {

			// use the defined site mail charset or eventually the one preferred by the recipient

			$charset = $CFG->sitemailcharset;

			if (!empty($CFG->allowusermailcharset)) {

				if ($useremailcharset = get_user_preferences('mailcharset', '0', $user->id)) {

					$charset = $useremailcharset;

				}

			}

			// convert all the necessary strings if the charset is supported

			$charsets = get_list_of_charsets();

			unset($charsets['UTF-8']);

			if (in_array($charset, $charsets)) {

				$mail->CharSet  = $charset;

				$mail->FromName = textlib::convert($mail->FromName, 'utf-8', strtolower($charset));

				$mail->Subject  = textlib::convert($mail->Subject, 'utf-8', strtolower($charset));

				$mail->Body     = textlib::convert($mail->Body, 'utf-8', strtolower($charset));

				$mail->AltBody  = textlib::convert($mail->AltBody, 'utf-8', strtolower($charset));

				foreach ($tempreplyto as $key => $values) {

					$tempreplyto[$key][1] = textlib::convert($values[1], 'utf-8', strtolower($charset));

				}

			}

		}

		foreach ($tempreplyto as $values) {

			$mail->AddReplyTo($values[0], $values[1]);

		}

		if ($mail->Send()) {

			set_send_count($USER);

			$mail->IsSMTP();                               // use SMTP directly

			if (!empty($mail->SMTPDebug)) {

				echo '</pre>';

			}

			return true;

		} else {

			add_to_log(SITEID, 'library', 'mailer', qualified_me(), 'ERROR: '. $mail->ErrorInfo);

			if (CLI_SCRIPT) {

				mtrace('Error: mod/eduplayer/share_form.php shareEmailLink(): '.$mail->ErrorInfo);

			}

			if (!empty($mail->SMTPDebug)) {

				echo '</pre>';

			}

			return false;

		}

	}

    //Custom validation should be added here

    function validation($data, $files) {

        return array();

    }

	/**

	 * Print o screen a template customized share form

	 */

	function displayCustom(){

		global $USER;

		$html = '

	<form autocomplete="off" action="?id=10" method="post" accept-charset="utf-8" id="mform1" class="mform">

		<div style="display: none;"><input name="sesskey" type="hidden" value="'. $USER->sesskey .'">

			<input name="_qf__shareform_form" type="hidden" value="1">

		</div>

		<p>'. get_string('sharetext','eduplayer') .'</p>

		<label for="id_email">

			'. get_string('shareemaillabel','eduplayer') .'

			<input name="email" type="text" id="id_email" />

		</label>

		<input name="intro" value="'. get_string('share','eduplayer') .'" type="submit" id="id_intro" />

	</form>';

		echo $html;

	}

}