mirror of
https://github.com/moodle/moodle.git
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583 lines
28 KiB
PHP
583 lines
28 KiB
PHP
<?php
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///////////////////////////////////////////////////////////////////////////
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// //
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// This file is part of Moodle - http://moodle.org/ //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// //
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// Moodle is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// Moodle is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>. //
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// //
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///////////////////////////////////////////////////////////////////////////
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/**
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* Web service documentation renderer.
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* @package webservice
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* @copyright 2009 Moodle Pty Ltd (http://moodle.com)
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* @author Jerome Mouneyrac
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class core_webservice_renderer extends plugin_renderer_base {
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/**
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* Display Reset token confirmation box
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* @param object $token to reset
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* @return string html
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*/
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public function user_reset_token_confirmation($token) {
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global $OUTPUT, $CFG;
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$managetokenurl = $CFG->wwwroot."/user/managetoken.php?sesskey=" . sesskey();
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$optionsyes = array('tokenid'=>$token->id, 'action'=>'resetwstoken', 'confirm'=>1, 'sesskey'=>sesskey());
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$optionsno = array('section'=>'webservicetokens', 'sesskey'=>sesskey());
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$formcontinue = new single_button(new moodle_url($managetokenurl, $optionsyes), get_string('reset'));
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$formcancel = new single_button(new moodle_url($managetokenurl, $optionsno), get_string('cancel'), 'get');
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$html = $OUTPUT->confirm(get_string('resettokenconfirm', 'webservice',
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(object)array('user'=>$token->firstname." ".$token->lastname, 'service'=>$token->name)),
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$formcontinue, $formcancel);
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return $html;
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}
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/**
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* Display user tokens with buttons to reset them
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* @param object $tokens
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* @param int $userid
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* @return string html code
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*/
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public function user_webservice_tokens_box($tokens, $userid) {
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global $OUTPUT, $CFG;
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// display strings
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$stroperation = get_string('operation', 'webservice');
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$strtoken = get_string('key', 'webservice');
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$strservice = get_string('service', 'webservice');
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$strcreator = get_string('tokencreator', 'webservice');
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$strcontext = get_string('context', 'webservice');
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$strvaliduntil = get_string('validuntil', 'webservice');
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$return = $OUTPUT->heading(get_string('securitykeys', 'webservice'), 3, 'main', true);
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$return .= $OUTPUT->box_start('generalbox webservicestokenui');
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$return .= get_string('keyshelp', 'webservice');
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$table = new html_table();
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$table->head = array($strtoken, $strservice, $strvaliduntil, $strcreator, $stroperation);
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$table->align = array('left', 'left', 'left', 'center', 'left', 'center');
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$table->width = '100%';
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$table->data = array();
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if (!empty($tokens)) {
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foreach ($tokens as $token) {
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//TODO: retrieve context
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if ($token->creatorid == $userid) {
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$reset = "<a href=\"".$CFG->wwwroot."/user/managetoken.php?sesskey=".sesskey().
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"&action=resetwstoken&tokenid=".$token->id."\">";
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$reset .= get_string('reset')."</a>";
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$creator = $token->firstname." ".$token->lastname;
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} else {
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//retrive administrator name
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require_once($CFG->dirroot.'/user/lib.php');
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$creators = user_get_users_by_id(array($token->creatorid));
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$admincreator = $creators[$token->creatorid];
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$creator = $admincreator->firstname." ".$admincreator->lastname;
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$reset = '';
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}
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$userprofilurl = new moodle_url('/user/view.php?id='.$token->creatorid);
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$creatoratag = html_writer::start_tag('a', array('href' => $userprofilurl));
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$creatoratag .= $creator;
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$creatoratag .= html_writer::end_tag('a');
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$validuntil = '';
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if (!empty($token->validuntil)) {
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$validuntil = date("F j, Y"); //TODO: language support (look for moodle function)
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}
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$table->data[] = array($token->token, $token->name, $validuntil, $creatoratag, $reset);
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}
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$return .= html_writer::table($table);
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} else {
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$return .= get_string('notoken', 'webservice');
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}
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$return .= $OUTPUT->box_end();
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return $return;
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}
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/**
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* Return documentation for a ws description object
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* ws description object can be 'external_multiple_structure', 'external_single_structure' or 'external_value'
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* Example of documentation for moodle_group_create_groups function:
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list of (
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object {
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courseid int //id of course
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name string //multilang compatible name, course unique
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description string //group description text
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enrolmentkey string //group enrol secret phrase
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}
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)
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* @param object $params a part of parameter/return description
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* @return string the html to display
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*/
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public function detailed_description_html($params) {
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/// retrieve the description of the description object
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$paramdesc = "";
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if (!empty($params->desc)) {
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$paramdesc .= html_writer::start_tag('span', array('style' => "color:#2A33A6"));
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if ($params->required == VALUE_REQUIRED) {
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$required = '';
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}
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if ($params->required == VALUE_DEFAULT) {
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if ($params->default === null) {
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$params->default = "null";
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}
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$required = html_writer::start_tag('b', array()).get_string('default', 'webservice', $params->default).html_writer::end_tag('b');
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}
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if ($params->required == VALUE_OPTIONAL) {
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$required = html_writer::start_tag('b', array()).get_string('optional', 'webservice').html_writer::end_tag('b');
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}
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$paramdesc .= " ".$required." ";
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$paramdesc .= html_writer::start_tag('i', array());
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$paramdesc .= "//";
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$paramdesc .= $params->desc;
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$paramdesc .= html_writer::end_tag('i');
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$paramdesc .= html_writer::end_tag('span');
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$paramdesc .= html_writer::empty_tag('br', array());
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}
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/// description object is a list
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if ($params instanceof external_multiple_structure) {
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return $paramdesc . "list of ( " . html_writer::empty_tag('br', array()) . $this->detailed_description_html($params->content) . ")";
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} else if ($params instanceof external_single_structure) {
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/// description object is an object
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$singlestructuredesc = $paramdesc."object {". html_writer::empty_tag('br', array());
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foreach ($params->keys as $attributname => $attribut) {
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$singlestructuredesc .= html_writer::start_tag('b', array());
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$singlestructuredesc .= $attributname;
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$singlestructuredesc .= html_writer::end_tag('b');
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$singlestructuredesc .= " ".$this->detailed_description_html($params->keys[$attributname]);
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}
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$singlestructuredesc .= "} ";
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$singlestructuredesc .= html_writer::empty_tag('br', array());
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return $singlestructuredesc;
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} else {
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/// description object is a primary type (string, integer)
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switch($params->type) {
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case PARAM_BOOL: // 0 or 1 only for now
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case PARAM_INT:
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$type = 'int';
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break;
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case PARAM_FLOAT;
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$type = 'double';
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break;
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default:
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$type = 'string';
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}
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return $type." ".$paramdesc;
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}
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}
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/**
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* Return a description object in indented xml format (for REST response)
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* It is indented in order to be displayed into <pre> tag
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* @param object $returndescription
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* @param string $indentation composed by space only
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* @return string the html to diplay
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*/
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public function description_in_indented_xml_format($returndescription, $indentation = "") {
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$indentation = $indentation . " ";
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$brakeline = <<<EOF
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EOF;
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/// description object is a list
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if ($returndescription instanceof external_multiple_structure) {
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$return = $indentation."<MULTIPLE>".$brakeline;
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$return .= $this->description_in_indented_xml_format($returndescription->content, $indentation);
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$return .= $indentation."</MULTIPLE>".$brakeline;
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return $return;
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} else if ($returndescription instanceof external_single_structure) {
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/// description object is an object
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$singlestructuredesc = $indentation."<SINGLE>".$brakeline;
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$keyindentation = $indentation." ";
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foreach ($returndescription->keys as $attributname => $attribut) {
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$singlestructuredesc .= $keyindentation."<KEY name=\"".$attributname."\">".$brakeline.
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$this->description_in_indented_xml_format($returndescription->keys[$attributname], $keyindentation).
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$keyindentation."</KEY>".$brakeline;
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}
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$singlestructuredesc .= $indentation."</SINGLE>".$brakeline;
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return $singlestructuredesc;
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} else {
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/// description object is a primary type (string, integer)
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switch($returndescription->type) {
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case PARAM_BOOL: // 0 or 1 only for now
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case PARAM_INT:
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$type = 'int';
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break;
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case PARAM_FLOAT;
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$type = 'double';
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break;
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default:
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$type = 'string';
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}
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return $indentation."<VALUE>".$type."</VALUE>".$brakeline;
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}
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}
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/**
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* Create indented XML-RPC param description
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* @param object $paramdescription
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* @param string $indentation composed by space only
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* @return string the html to diplay
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*/
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public function xmlrpc_param_description_html($paramdescription, $indentation = "") {
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$indentation = $indentation . " ";
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$brakeline = <<<EOF
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EOF;
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/// description object is a list
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if ($paramdescription instanceof external_multiple_structure) {
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$return = $brakeline.$indentation."Array ";
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$indentation = $indentation . " ";
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$return .= $brakeline.$indentation."(";
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$return .= $brakeline.$indentation."[0] =>";
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$return .= $this->xmlrpc_param_description_html($paramdescription->content, $indentation);
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$return .= $brakeline.$indentation.")";
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return $return;
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} else if ($paramdescription instanceof external_single_structure) {
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/// description object is an object
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$singlestructuredesc = $brakeline.$indentation."Array ";
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$keyindentation = $indentation." ";
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$singlestructuredesc .= $brakeline.$keyindentation."(";
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foreach ($paramdescription->keys as $attributname => $attribut) {
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$singlestructuredesc .= $brakeline.$keyindentation."[".$attributname."] =>".
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$this->xmlrpc_param_description_html($paramdescription->keys[$attributname], $keyindentation).
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$keyindentation;
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}
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$singlestructuredesc .= $brakeline.$keyindentation.")";
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return $singlestructuredesc;
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} else {
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/// description object is a primary type (string, integer)
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switch($paramdescription->type) {
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case PARAM_BOOL: // 0 or 1 only for now
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case PARAM_INT:
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$type = 'int';
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break;
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case PARAM_FLOAT;
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$type = 'double';
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break;
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default:
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$type = 'string';
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}
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return " ".$type;
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}
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}
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/**
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* Return the html of a colored box with content
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* @param string $title - the title of the box
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* @param string $content - the content to displayed
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* @param string $rgb - the background color of the box
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* @return <type>
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*/
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public function colored_box_with_pre_tag($title, $content, $rgb = 'FEEBE5') {
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$coloredbox = html_writer::start_tag('ins', array()); //TODO: this tag removes xhtml strict error but cause warning
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$coloredbox .= html_writer::start_tag('div', array('style' => "border:solid 1px #DEDEDE;background:#".$rgb.";color:#222222;padding:4px;"));
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$coloredbox .= html_writer::start_tag('pre', array());
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$coloredbox .= html_writer::start_tag('b', array());
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$coloredbox .= $title;
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$coloredbox .= html_writer::end_tag('b', array());
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$coloredbox .= html_writer::empty_tag('br', array());
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$coloredbox .= "\n".$content."\n";
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$coloredbox .= html_writer::end_tag('pre', array());
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$coloredbox .= html_writer::end_tag('div', array());
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$coloredbox .= html_writer::end_tag('ins', array());
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return $coloredbox;
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}
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/**
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* Return indented REST param description
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* @param object $paramdescription
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* @param string $indentation composed by space only
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* @return string the html to diplay
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*/
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public function rest_param_description_html($paramdescription, $paramstring) {
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$brakeline = <<<EOF
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EOF;
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/// description object is a list
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if ($paramdescription instanceof external_multiple_structure) {
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$paramstring = $paramstring.'[0]';
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$return = $this->rest_param_description_html($paramdescription->content, $paramstring);
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return $return;
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} else if ($paramdescription instanceof external_single_structure) {
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/// description object is an object
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$singlestructuredesc = "";
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$initialparamstring = $paramstring;
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foreach ($paramdescription->keys as $attributname => $attribut) {
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$paramstring = $initialparamstring.'['.$attributname.']';
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$singlestructuredesc .= $this->rest_param_description_html($paramdescription->keys[$attributname], $paramstring);
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}
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return $singlestructuredesc;
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} else {
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/// description object is a primary type (string, integer)
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$paramstring = $paramstring.'=';
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switch($paramdescription->type) {
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case PARAM_BOOL: // 0 or 1 only for now
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case PARAM_INT:
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$type = 'int';
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break;
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case PARAM_FLOAT;
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$type = 'double';
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break;
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default:
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$type = 'string';
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}
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return $paramstring." ".$type.$brakeline;
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}
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}
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/**
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* This display all the documentation
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* @param array $functions contains all decription objects
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* @param array $authparam keys are either 'username'/'password' or 'token'
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* @param boolean $printableformat true if we want to display the documentation in a printable format
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* @param array $activatedprotocol
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* @return string the html to diplay
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*/
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public function documentation_html($functions, $printableformat, $activatedprotocol, $authparams) {
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global $OUTPUT, $CFG;
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$br = html_writer::empty_tag('br', array());
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$brakeline = <<<EOF
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EOF;
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/// Some general information
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$documentationhtml = html_writer::start_tag('table', array('style' => "margin-left:auto; margin-right:auto;"));
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$documentationhtml .= html_writer::start_tag('tr', array());
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$documentationhtml .= html_writer::start_tag('td', array());
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$documentationhtml .= get_string('wsdocumentationintro', 'webservice', $authparams['wsusername']);
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$documentationhtml .= $br.$br;
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/// Print button
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$authparams['print'] = true;
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//$parameters = array ('token' => $token, 'wsusername' => $username, 'wspassword' => $password, 'print' => true);
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$url = new moodle_url('/webservice/wsdoc.php', $authparams); // Required
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$documentationhtml .= $OUTPUT->single_button($url, get_string('print','webservice'));
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$documentationhtml .= $br;
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/// each functions will be displayed into a collapsible region (opened if printableformat = true)
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foreach ($functions as $functionname => $description) {
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if (empty($printableformat)) {
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$documentationhtml .= print_collapsible_region_start('',
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'aera_'.$functionname,
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html_writer::start_tag('strong', array()).$functionname.html_writer::end_tag('strong'),
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false,
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!$printableformat,
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true);
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} else {
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$documentationhtml .= html_writer::tag('strong', $functionname);
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$documentationhtml .= $br;
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}
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/// function global description
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$documentationhtml .= $br;
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$documentationhtml .= html_writer::start_tag('div', array('style' => 'border:solid 1px #DEDEDE;background:#E2E0E0;color:#222222;padding:4px;'));
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$documentationhtml .= $description->description;
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$documentationhtml .= html_writer::end_tag('div');
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$documentationhtml .= $br.$br;
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/// function arguments documentation
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$documentationhtml .= html_writer::start_tag('span', array('style' => 'color:#EA33A6'));
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$documentationhtml .= get_string('arguments', 'webservice');
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$documentationhtml .= html_writer::end_tag('span');
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$documentationhtml .= $br;
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foreach ($description->parameters_desc->keys as $paramname => $paramdesc) {
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/// a argument documentation
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$documentationhtml .= html_writer::start_tag('span', array('style' => 'font-size:80%'));
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if ($paramdesc->required == VALUE_REQUIRED) {
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$required = get_string('required', 'webservice');
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}
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if ($paramdesc->required == VALUE_DEFAULT) {
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if ($paramdesc->default === null) {
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$default = "null";
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} else {
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$default = $paramdesc->default;
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}
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$required = get_string('default', 'webservice', $default);
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}
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if ($paramdesc->required == VALUE_OPTIONAL) {
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$required = get_string('optional', 'webservice');
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}
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$documentationhtml .= html_writer::start_tag('b', array());
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$documentationhtml .= $paramname;
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$documentationhtml .= html_writer::end_tag('b');
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$documentationhtml .= " (" .$required. ")"; // argument is required or optional ?
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$documentationhtml .= $br;
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$documentationhtml .= " ".$paramdesc->desc; // argument description
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$documentationhtml .= $br.$br;
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///general structure of the argument
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$documentationhtml .= $this->colored_box_with_pre_tag(get_string('generalstructure', 'webservice'),
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$this->detailed_description_html($paramdesc),
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'FFF1BC');
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///xml-rpc structure of the argument in PHP format
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if (!empty($activatedprotocol['xmlrpc'])) {
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$documentationhtml .= $this->colored_box_with_pre_tag(get_string('phpparam', 'webservice'),
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htmlentities('['.$paramname.'] =>'.$this->xmlrpc_param_description_html($paramdesc)),
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'DFEEE7');
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}
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///POST format for the REST protocol for the argument
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if (!empty($activatedprotocol['rest'])) {
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$documentationhtml .= $this->colored_box_with_pre_tag(get_string('restparam', 'webservice'),
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htmlentities($this->rest_param_description_html($paramdesc,$paramname)),
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'FEEBE5');
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}
|
|
$documentationhtml .= html_writer::end_tag('span');
|
|
}
|
|
$documentationhtml .= $br.$br;
|
|
|
|
|
|
/// function response documentation
|
|
$documentationhtml .= html_writer::start_tag('span', array('style' => 'color:#EA33A6'));
|
|
$documentationhtml .= get_string('response', 'webservice');
|
|
$documentationhtml .= html_writer::end_tag('span');
|
|
$documentationhtml .= $br;
|
|
/// function response description
|
|
$documentationhtml .= html_writer::start_tag('span', array('style' => 'font-size:80%'));
|
|
if (!empty($description->returns_desc->desc)) {
|
|
$documentationhtml .= $description->returns_desc->desc;
|
|
$documentationhtml .= $br.$br;
|
|
}
|
|
if (!empty($description->returns_desc)) {
|
|
///general structure of the response
|
|
$documentationhtml .= $this->colored_box_with_pre_tag(get_string('generalstructure', 'webservice'),
|
|
$this->detailed_description_html($description->returns_desc),
|
|
'FFF1BC');
|
|
///xml-rpc structure of the response in PHP format
|
|
if (!empty($activatedprotocol['xmlrpc'])) {
|
|
$documentationhtml .= $this->colored_box_with_pre_tag(get_string('phpresponse', 'webservice'),
|
|
htmlentities($this->xmlrpc_param_description_html($description->returns_desc)),
|
|
'DFEEE7');
|
|
}
|
|
///XML response for the REST protocol
|
|
if (!empty($activatedprotocol['rest'])) {
|
|
$restresponse = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>".$brakeline."<RESPONSE>".$brakeline;
|
|
$restresponse .= $this->description_in_indented_xml_format($description->returns_desc);
|
|
$restresponse .="</RESPONSE>".$brakeline;
|
|
$documentationhtml .= $this->colored_box_with_pre_tag(get_string('restcode', 'webservice'),
|
|
htmlentities($restresponse),
|
|
'FEEBE5');
|
|
}
|
|
}
|
|
$documentationhtml .= html_writer::end_tag('span');
|
|
$documentationhtml .= $br.$br;
|
|
|
|
/// function errors documentation for REST protocol
|
|
if (!empty($activatedprotocol['rest'])) {
|
|
$documentationhtml .= html_writer::start_tag('span', array('style' => 'color:#EA33A6'));
|
|
$documentationhtml .= get_string('errorcodes', 'webservice');
|
|
$documentationhtml .= html_writer::end_tag('span');
|
|
$documentationhtml .= $br.$br;
|
|
$documentationhtml .= html_writer::start_tag('span', array('style' => 'font-size:80%'));
|
|
$errormessage = get_string('invalidparameter', 'debug');
|
|
$restexceptiontext =<<<EOF
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
<EXCEPTION class="invalid_parameter_exception">
|
|
<MESSAGE>{$errormessage}</MESSAGE>
|
|
<DEBUGINFO></DEBUGINFO>
|
|
</EXCEPTION>
|
|
EOF;
|
|
$documentationhtml .= $this->colored_box_with_pre_tag(get_string('restexception', 'webservice'),
|
|
htmlentities($restexceptiontext),
|
|
'FEEBE5');
|
|
|
|
$documentationhtml .= html_writer::end_tag('span');
|
|
}
|
|
$documentationhtml .= $br.$br;
|
|
if (empty($printableformat)) {
|
|
$documentationhtml .= print_collapsible_region_end(true);
|
|
}
|
|
}
|
|
|
|
/// close the table and return the documentation
|
|
$documentationhtml .= html_writer::end_tag('td');
|
|
$documentationhtml .= html_writer::end_tag('tr');
|
|
$documentationhtml .= html_writer::end_tag('table');
|
|
|
|
return $documentationhtml;
|
|
|
|
}
|
|
|
|
/**
|
|
* Return the login page html
|
|
* @param string $errormessage - the error message to display
|
|
* @return string the html to diplay
|
|
*/
|
|
public function login_page_html($errormessage) {
|
|
global $CFG, $OUTPUT;
|
|
|
|
$br = html_writer::empty_tag('br', array());
|
|
|
|
$htmlloginpage = html_writer::start_tag('table', array('style' => "margin-left:auto; margin-right:auto;"));
|
|
$htmlloginpage .= html_writer::start_tag('tr', array());
|
|
$htmlloginpage .= html_writer::start_tag('td', array());
|
|
|
|
// /// Display detailed error message when can't login
|
|
// $htmlloginpage .= get_string('error','webservice',$errormessage);
|
|
// $htmlloginpage .= html_writer::empty_tag('br', array());
|
|
// $htmlloginpage .= html_writer::empty_tag('br', array());
|
|
|
|
//login form - we cannot use moodle form as we don't have sessionkey
|
|
$target = new moodle_url('/webservice/wsdoc.php', array()); // Required
|
|
|
|
$contents = get_string('entertoken', 'webservice');
|
|
$contents .= $br.$br;
|
|
$contents .= html_writer::empty_tag('input', array('type'=>'text', 'name'=>'token', 'style'=>'width: 30em;'));
|
|
|
|
$contents .= $br.$br;
|
|
$contents .= get_string('wsdocumentationlogin', 'webservice');
|
|
$contents .= $br.$br;
|
|
$contents .= html_writer::empty_tag('input', array('type'=>'text', 'name'=>'wsusername', 'style'=>'width: 30em;', 'value'=>get_string('wsusername', 'webservice')));
|
|
$contents .= $br.$br;
|
|
$contents .= html_writer::empty_tag('input', array('type'=>'text', 'name'=>'wspassword', 'style'=>'width: 30em;', 'value'=>get_string('wspassword', 'webservice')));
|
|
$contents .= $br.$br;
|
|
$contents .= html_writer::empty_tag('input', array('type'=>'submit', 'name'=>'submit', 'value'=>get_string('wsdocumentation', 'webservice')));
|
|
|
|
$htmlloginpage .= html_writer::tag('form', "<div>$contents</div>", array('method'=>'post', 'target'=>$target));
|
|
|
|
$htmlloginpage .= html_writer::end_tag('td');
|
|
$htmlloginpage .= html_writer::end_tag('tr');
|
|
$htmlloginpage .= html_writer::end_tag('table');
|
|
|
|
return $htmlloginpage;
|
|
|
|
}
|
|
}
|