handleSearch()

Complexity

Conditions	10
Paths	102

Size

Total Lines	146
Code Lines	80

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function handleSearch()
{
    global $SettingsStored, $_configuration;

    $search_enabled = api_get_setting('search_enabled');

    $form = new FormValidator(
        'search-options',
        'post',
        api_get_self().'?category=Search'
    );
    $values = api_get_settings_options('search_enabled');
    $form->addElement('header', null, get_lang('Fulltext search'));

    $group = formGenerateElementsGroup($form, $values, 'search_enabled');

    // SearchEnabledComment
    $form->addGroup(
        $group,
        'search_enabled',
        [get_lang('Fulltext search'), get_lang('This feature allows you to index most of the documents uploaded to your portal, then provide a search feature for users.<br />This feature will not index documents that have already been uploaded, so it is important to enable (if wanted) at the beginning of your implementation.<br />Once enabled, a search box will appear in the courses list of every user. Searching for a specific term will bring a list of corresponding documents, exercises or forum topics, filtered depending on the availability of these contents to the user.')],
        null,
        false
    );

    $search_enabled = api_get_setting('search_enabled');

    if ($form->validate()) {
        $formValues = $form->exportValues();
        setConfigurationSettingsInDatabase($formValues, $_configuration['access_url']);
        $search_enabled = $formValues['search_enabled'];
        echo Display::return_message($SettingsStored, 'confirm');
    }
    $specific_fields = get_specific_field_list();

    if ('true' == $search_enabled) {
        $values = api_get_settings_options('search_show_unlinked_results');
        $group = formGenerateElementsGroup(
            $form,
            $values,
            'search_show_unlinked_results'
        );
        $form->addGroup(
            $group,
            'search_show_unlinked_results',
            [
                get_lang('Full-text search: show unlinked results'),
                get_lang('When showing the results of a full-text search, what should be done with the results that are not accessible to the current user?'),
            ],
            null,
            false
        );
        $default_values['search_show_unlinked_results'] = api_get_setting('search_show_unlinked_results');

$default_values was never initialized. Although not strictly required by PHP, it is generally a good practice to add $default_values = array(); before regardless.

        $sf_values = [];
        foreach ($specific_fields as $sf) {
            $sf_values[$sf['code']] = $sf['name'];
        }
        $url = Display::div(
            Display::url(
                get_lang('Add a specific search field'),
                'specific_fields.php'
            ),
            ['class' => 'sectioncomment']
        );
        if (empty($sf_values)) {
            $form->addElement('label', [get_lang('Specific Field for prefilter'), $url]);
        } else {
            $form->addElement(
                'select',
                'search_prefilter_prefix',
                [get_lang('Specific Field for prefilter'), $url],
                $sf_values,
                ''
            );
            $default_values['search_prefilter_prefix'] = api_get_setting('search_prefilter_prefix');
        }
    }

    $default_values['search_enabled'] = $search_enabled;

    $form->addButtonSave(get_lang('Save'));
    $form->setDefaults($default_values);

    echo '<div id="search-options-form">';
    $form->display();
    echo '</div>';

    if ('true' == $search_enabled) {
        //$xapianPath = api_get_path(SYS_UPLOAD_PATH).'plugins/xapian/searchdb';

        /*
        @todo Test the Xapian connection
        if (extension_loaded('xapian')) {
            require_once 'xapian.php';
            try {
                $db = new XapianDatabase($xapianPath.'/');
            } catch (Exception $e) {
                var_dump($e->getMessage());
            }

            require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
            require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
            require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';

            $indexable = new IndexableChunk();
            $indexable->addValue("content", 'Test');

            $di = new ChamiloIndexer();
            $di->connectDb(NULL, NULL, 'english');
            $di->addChunk($indexable);
            $did = $di->index();
        }
        */

        $xapianLoaded = Display::getMdiIcon(StateIcon::OPEN_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Validate'));
        $dir_exists = Display::getMdiIcon(StateIcon::OPEN_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Validate'));
        $dir_is_writable = Display::getMdiIcon(StateIcon::OPEN_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Validate'));
        $specific_fields_exists = Display::getMdiIcon(StateIcon::OPEN_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Validate'));

        //Testing specific fields
        if (empty($specific_fields)) {
            $specific_fields_exists = Display::getMdiIcon(StateIcon::CLOSED_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Add a specific search field')
            );
        }
        //Testing xapian extension
        if (!extension_loaded('xapian')) {
            $xapianLoaded = Display::getMdiIcon(StateIcon::CLOSED_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Error'));
        }
        //Testing xapian searchdb path
        if (!is_dir($xapianPath)) {

The variable $xapianPath seems to be never defined.

            $dir_exists = Display::getMdiIcon(StateIcon::CLOSED_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Error'));
        }
        //Testing xapian searchdb path is writable
        if (!is_writable($xapianPath)) {
            $dir_is_writable = Display::getMdiIcon(StateIcon::CLOSED_VISIBILITY, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Error'));
        }

        $data = [];
        $data[] = [get_lang('Xapian module installed'), $xapianLoaded];
        $data[] = [get_lang('The directory exists').' - '.$xapianPath, $dir_exists];
        $data[] = [get_lang('Is writable').' - '.$xapianPath, $dir_is_writable];
        $data[] = [get_lang('Available custom search fields'), $specific_fields_exists];

        showSearchSettingsTable($data);
        showSearchToolsStatusTable();
    }