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<?php |
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/* For licensing terms, see /license.txt */ |
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declare(strict_types=1); |
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use Chamilo\CoreBundle\Framework\Container; |
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class LpAiHelper |
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{ |
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/** |
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* AiHelper constructor. |
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* Requires AI helpers to be enabled in the settings. |
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*/ |
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public function __construct() {} |
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/** |
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* Get the form to generate Learning Path (LP) items using AI. |
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*/ |
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public function aiHelperForm() |
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{ |
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if ('true' !== api_get_setting('ai_helpers.enable_ai_helpers') || |
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'true' !== api_get_course_setting('learning_path_generator')) { |
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return false; |
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} |
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// Get AI providers from settings |
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$aiProvidersJson = api_get_setting('ai_helpers.ai_providers'); |
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$configuredApi = api_get_setting('ai_helpers.default_ai_provider'); |
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$availableApis = json_decode($aiProvidersJson, true) ?? []; |
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$hasSingleApi = count($availableApis) === 1 || isset($availableApis[$configuredApi]); |
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$form = new FormValidator( |
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'lp_ai_generate', |
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'post', |
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api_get_self()."?".api_get_cidreq(), |
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null |
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); |
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$form->addElement('header', get_lang('Lp Ai generator')); |
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// Show the AI provider being used |
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if ($hasSingleApi) { |
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$apiName = $availableApis[$configuredApi]['model'] ?? $configuredApi; |
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$form->addHtml('<div style="margin-bottom: 10px; font-size: 14px; color: #555;">' |
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.sprintf(get_lang('Using AI Provider: %s'), '<strong>'.htmlspecialchars($apiName).'</strong>').'</div>'); |
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} |
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// Input fields for LP generation |
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$form->addElement('text', 'lp_name', get_lang('Lp Ai Topic')); |
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$form->addRule('lp_name', get_lang('This field is required'), 'required'); |
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$form->addElement('number', 'nro_items', get_lang('Lp Ai number of items')); |
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$form->addRule('nro_items', get_lang('This field is required'), 'required'); |
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$form->addElement('number', 'words_count', get_lang('Lp Ai words count')); |
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$form->addRule('words_count', get_lang('This field is required'), 'required'); |
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// Checkbox for adding quizzes |
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$form->addElement('checkbox', 'add_lp_quiz', null, get_lang('Add test after each page'), ['id' => 'add-lp-quiz']); |
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$form->addHtml('<div id="lp-quiz-area">'); |
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$form->addElement('number', 'nro_questions', get_lang('Number of questions')); |
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$form->addRule('nro_questions', get_lang('This field is required'), 'required'); |
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$form->addHtml('</div>'); |
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$form->setDefaults(['nro_questions' => 2]); |
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// Allow provider selection if multiple are available |
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if (!$hasSingleApi) { |
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$form->addSelect( |
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'ai_provider', |
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get_lang('AI Provider'), |
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array_combine(array_keys($availableApis), array_keys($availableApis)) |
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); |
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} |
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// API URLs |
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$generateUrl = api_get_path(WEB_PATH).'ai/generate_learnpath'; |
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$courseInfo = api_get_course_info(); |
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$language = $courseInfo['language']; |
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$courseCode = api_get_course_id(); |
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$sessionId = api_get_session_id(); |
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$redirectSuccess = api_get_path(WEB_CODE_PATH).'lp/lp_controller.php?'.api_get_cidreq().'&action=add_item&type=step&isStudentView=false&lp_id='; |
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// JavaScript to handle form submission |
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$form->addHtml('<script> |
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$(function () { |
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$("#lp-quiz-area").hide(); |
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$("#add-lp-quiz").change(function() { |
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$("#lp-quiz-area").toggle(this.checked); |
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}); |
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$("#create-lp-ai").on("click", function (e) { |
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e.preventDefault(); |
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e.stopPropagation(); |
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var btnGenerate = $(this); |
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var lpName = $("[name=\'lp_name\']").val().trim(); |
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var nroItems = parseInt($("[name=\'nro_items\']").val()); |
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var wordsCount = parseInt($("[name=\'words_count\']").val()); |
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var addTests = $("#add-lp-quiz").is(":checked"); |
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var nroQuestions = parseInt($("[name=\'nro_questions\']").val()); |
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var provider = '.(!$hasSingleApi ? '$("[name=\'ai_provider\']").val()' : '"'.$configuredApi.'"').'; |
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var isValid = true; |
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$(".error-message").remove(); |
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if (lpName === "") { |
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$("[name=\'lp_name\']").after("<div class=\'error-message\' style=\'color: red;\'>'.get_lang('This field is required').'</div>"); |
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isValid = false; |
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} |
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if (isNaN(nroItems) || nroItems <= 0) { |
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$("[name=\'nro_items\']").after("<div class=\'error-message\' style=\'color: red;\'>'.get_lang('Please enter a valid number').'</div>"); |
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isValid = false; |
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} |
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if (isNaN(wordsCount) || wordsCount <= 0) { |
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$("[name=\'words_count\']").after("<div class=\'error-message\' style=\'color: red;\'>'.get_lang('Please enter a valid word count').'</div>"); |
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isValid = false; |
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} |
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if (addTests && (isNaN(nroQuestions) || nroQuestions <= 0 || nroQuestions > 5)) { |
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$("[name=\'nro_questions\']").after("<div class=\'error-message\' style=\'color: red;\'>'.sprintf(get_lang('Number of questions limited from %d to %d'), 1, 5).'</div>"); |
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isValid = false; |
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} |
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if (!isValid) { |
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return; |
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} |
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btnGenerate.attr("disabled", true).text("'.get_lang('Please wait this could take a while').'"); |
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var requestData = JSON.stringify({ |
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"lp_name": lpName, |
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"nro_items": nroItems, |
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"words_count": wordsCount, |
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"language": "'.$language.'", |
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"add_tests": addTests, |
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"nro_questions": nroQuestions, |
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"ai_provider": provider, |
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"course_code": "'.$courseCode.'", |
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}); |
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$.ajax({ |
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url: "'.$generateUrl.'", |
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type: "POST", |
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contentType: "application/json", |
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data: requestData, |
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dataType: "json", |
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success: function (data) { |
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btnGenerate.attr("disabled", false).text("'.get_lang('Generate').'"); |
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if (data.success) { |
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$.ajax({ |
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url: "'.api_get_path(WEB_AJAX_PATH).'lp.ajax.php?a=add_lp_ai&'.api_get_cidreq().'", |
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type: "POST", |
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contentType: "application/json", |
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data: JSON.stringify({ |
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"lp_data": data.data, |
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"course_code": "'.$courseCode.'" |
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}), |
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success: function (result) { |
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console.log("🔥 Response from add_lp_ai:", result); |
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try { |
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let parsedResult = (typeof result === "string") ? JSON.parse(result) : result; |
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let isSuccess = Boolean(parsedResult.success); |
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if (isSuccess) { |
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location.href = "'.$redirectSuccess.'" + parsedResult.lp_id; |
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} else { |
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alert("Error: " + (parsedResult.text || "'.get_lang('Error creating Learning Path').'")); |
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} |
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} catch (e) { |
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console.error("❌ JSON Parse Error: ", e); |
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alert("'.get_lang('Invalid server response').'"); |
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} |
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} |
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}); |
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} else { |
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alert(data.text || "'.get_lang('No results found').'. '.get_lang('Please try again').'"); |
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} |
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}, |
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error: function (jqXHR) { |
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btnGenerate.attr("disabled", false).text("'.get_lang('Generate').'"); |
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try { |
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var response = JSON.parse(jqXHR.responseText); |
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var errorMessage = "'.get_lang('An unexpected error occurred. Please try again later.').'"; |
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if (response && response.text) { |
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errorMessage = response.text; |
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} |
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alert("'.get_lang('Request failed').': " + errorMessage); |
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} catch (e) { |
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alert("'.get_lang('Request failed').': " + "'.get_lang('An unexpected error occurred. Please contact support.').'"); |
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} |
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} |
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}); |
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}); |
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}); |
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</script>'); |
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$form->addButton('create_lp_button', get_lang('Add Learnpath'), 'check', 'primary', '', null, ['id' => 'create-lp-ai']); |
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echo $form->returnForm(); |
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} |
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public function createLearningPathFromAI(array $lpData, string $courseCode): array |
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{ |
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if (!isset($lpData['topic'])) { |
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return ['success' => false, 'text' => 'Error: Topic not set in AI response.']; |
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} |
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$lp = learnpath::add_lp( |
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$courseCode, |
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$lpData['topic'], |
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'', |
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'chamilo', |
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'manual' |
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); |
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if (null === $lp) { |
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return ['success' => false, 'text' => 'Failed to create Learning Path.']; |
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} |
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$lpId = $lp->getIid(); |
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if (empty($lpId)) { |
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return ['success' => false, 'text' => 'Failed to retrieve Learning Path ID.']; |
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} |
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$courseInfo = api_get_course_info($courseCode); |
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$learningPath = new learnpath($lp, $courseInfo, api_get_user_id()); |
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$lpItemRepo = Container::getLpItemRepository(); |
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$parent = $lpItemRepo->getRootItem($lpId); |
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$order = 1; |
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$lpItemsIds = []; |
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foreach ($lpData['lp_items'] as $item) { |
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$documentId = $learningPath->create_document( |
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$courseInfo, |
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$item['content'], |
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$item['title'] |
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); |
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if (!empty($documentId)) { |
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$previousId = isset($lpItemsIds[$order - 1]) ? (int) $lpItemsIds[$order - 1]['item_id'] : 0; |
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$lpItemId = $learningPath->add_item( |
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$parent, |
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$previousId, |
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TOOL_DOCUMENT, |
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$documentId, |
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$item['title'] |
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); |
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$lpItemsIds[$order] = ['item_id' => $lpItemId, 'item_type' => TOOL_DOCUMENT]; |
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} |
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$order++; |
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} |
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if (!empty($lpData['quiz_items'])) { |
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require_once api_get_path(SYS_CODE_PATH).'exercise/export/aiken/aiken_import.inc.php'; |
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require_once api_get_path(SYS_CODE_PATH).'exercise/export/aiken/aiken_classes.php'; |
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foreach ($lpData['quiz_items'] as $quiz) { |
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if (empty(trim($quiz['content']))) { |
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continue; |
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} |
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$request = [ |
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'quiz_name' => get_lang('Exercise') . ': ' . $quiz['title'], |
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'nro_questions' => count(explode("\n", trim($quiz['content']))), |
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'course_id' => api_get_course_int_id($courseCode), |
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'aiken_format' => trim($quiz['content']), |
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]; |
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$exerciseId = aiken_import_exercise(null, $request); |
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if (!empty($exerciseId)) { |
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$previousId = isset($lpItemsIds[$order - 1]) ? (int) $lpItemsIds[$order - 1]['item_id'] : 0; |
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$lpQuizItemId = $learningPath->add_item( |
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$parent, |
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$previousId, |
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TOOL_QUIZ, |
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$exerciseId, |
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$request['quiz_name'] |
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); |
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if (!empty($lpQuizItemId)) { |
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$lpItemsIds[$order] = [ |
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'item_id' => $lpQuizItemId, |
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'item_type' => TOOL_QUIZ, |
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'min_score' => round($request['nro_questions'] / 2, 2), |
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'max_score' => (float) $request['nro_questions'], |
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]; |
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} |
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$order++; |
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} |
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} |
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} |
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return ['success' => true, 'lp_id' => $lpId]; |
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} |
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} |
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